diff --git a/HISTORY.md b/HISTORY.md index ae002acc..61d9b58c 100644 --- a/HISTORY.md +++ b/HISTORY.md @@ -35,6 +35,7 @@ http://visjs.org - Fixed page scroll event not being blocked when moving around in Network using arrow keys. - Fixed an initial rendering before the graph has been stabilized. +- Fixed bug where loading hierarchical data after initialization crashed network. ### Graph2D diff --git a/dist/vis.js b/dist/vis.js index bf78f944..6b46f36c 100644 --- a/dist/vis.js +++ b/dist/vis.js @@ -5,7 +5,7 @@ * A dynamic, browser-based visualization library. * * @version 3.2.1-SNAPSHOT - * @date 2014-08-26 + * @date 2014-08-27 * * @license * Copyright (C) 2011-2014 Almende B.V, http://almende.com @@ -81,63 +81,63 @@ return /******/ (function(modules) { // webpackBootstrap // utils exports.util = __webpack_require__(1); - exports.DOMutil = __webpack_require__(2); + exports.DOMutil = __webpack_require__(6); // data - exports.DataSet = __webpack_require__(3); - exports.DataView = __webpack_require__(4); + exports.DataSet = __webpack_require__(7); + exports.DataView = __webpack_require__(8); // Graph3d - exports.Graph3d = __webpack_require__(5); + exports.Graph3d = __webpack_require__(9); exports.graph3d = { - Camera: __webpack_require__(6), - Filter: __webpack_require__(7), - Point2d: __webpack_require__(8), - Point3d: __webpack_require__(9), - Slider: __webpack_require__(10), - StepNumber: __webpack_require__(11) + Camera: __webpack_require__(13), + Filter: __webpack_require__(14), + Point2d: __webpack_require__(12), + Point3d: __webpack_require__(11), + Slider: __webpack_require__(15), + StepNumber: __webpack_require__(16) }; // Timeline - exports.Timeline = __webpack_require__(12); - exports.Graph2d = __webpack_require__(13); + exports.Timeline = __webpack_require__(17); + exports.Graph2d = __webpack_require__(38); exports.timeline = { - DataStep: __webpack_require__(14), - Range: __webpack_require__(15), - stack: __webpack_require__(16), - TimeStep: __webpack_require__(17), + DataStep: __webpack_require__(41), + Range: __webpack_require__(20), + stack: __webpack_require__(31), + TimeStep: __webpack_require__(25), components: { items: { - Item: __webpack_require__(28), - ItemBox: __webpack_require__(29), - ItemPoint: __webpack_require__(30), - ItemRange: __webpack_require__(31) + Item: __webpack_require__(33), + ItemBox: __webpack_require__(34), + ItemPoint: __webpack_require__(35), + ItemRange: __webpack_require__(32) }, - Component: __webpack_require__(18), - CurrentTime: __webpack_require__(19), - CustomTime: __webpack_require__(20), - DataAxis: __webpack_require__(21), - GraphGroup: __webpack_require__(22), - Group: __webpack_require__(23), - ItemSet: __webpack_require__(24), - Legend: __webpack_require__(25), - LineGraph: __webpack_require__(26), - TimeAxis: __webpack_require__(27) + Component: __webpack_require__(22), + CurrentTime: __webpack_require__(26), + CustomTime: __webpack_require__(28), + DataAxis: __webpack_require__(40), + GraphGroup: __webpack_require__(42), + Group: __webpack_require__(30), + ItemSet: __webpack_require__(29), + Legend: __webpack_require__(43), + LineGraph: __webpack_require__(39), + TimeAxis: __webpack_require__(24) } }; // Network - exports.Network = __webpack_require__(32); + exports.Network = __webpack_require__(44); exports.network = { - Edge: __webpack_require__(33), - Groups: __webpack_require__(34), - Images: __webpack_require__(35), - Node: __webpack_require__(36), - Popup: __webpack_require__(37), - dotparser: __webpack_require__(38), - gephiParser: __webpack_require__(39) + Edge: __webpack_require__(45), + Groups: __webpack_require__(47), + Images: __webpack_require__(48), + Node: __webpack_require__(46), + Popup: __webpack_require__(49), + dotparser: __webpack_require__(50), + gephiParser: __webpack_require__(51) }; // Deprecated since v3.0.0 @@ -146,8 +146,8 @@ return /******/ (function(modules) { // webpackBootstrap }; // bundled external libraries - exports.moment = __webpack_require__(40); - exports.hammer = __webpack_require__(41); + exports.moment = __webpack_require__(2); + exports.hammer = __webpack_require__(18); /***/ }, @@ -158,7 +158,7 @@ return /******/ (function(modules) { // webpackBootstrap // first check if moment.js is already loaded in the browser window, if so, // use this instance. Else, load via commonjs. - var moment = __webpack_require__(40); + var moment = __webpack_require__(2); /** * Test whether given object is a number @@ -1422,25939 +1422,25292 @@ return /******/ (function(modules) { // webpackBootstrap /* 2 */ /***/ function(module, exports, __webpack_require__) { - // DOM utility methods - - /** - * this prepares the JSON container for allocating SVG elements - * @param JSONcontainer - * @private - */ - exports.prepareElements = function(JSONcontainer) { - // cleanup the redundant svgElements; - for (var elementType in JSONcontainer) { - if (JSONcontainer.hasOwnProperty(elementType)) { - JSONcontainer[elementType].redundant = JSONcontainer[elementType].used; - JSONcontainer[elementType].used = []; - } - } - }; - - /** - * this cleans up all the unused SVG elements. By asking for the parentNode, we only need to supply the JSON container from - * which to remove the redundant elements. - * - * @param JSONcontainer - * @private - */ - exports.cleanupElements = function(JSONcontainer) { - // cleanup the redundant svgElements; - for (var elementType in JSONcontainer) { - if (JSONcontainer.hasOwnProperty(elementType)) { - if (JSONcontainer[elementType].redundant) { - for (var i = 0; i < JSONcontainer[elementType].redundant.length; i++) { - JSONcontainer[elementType].redundant[i].parentNode.removeChild(JSONcontainer[elementType].redundant[i]); - } - JSONcontainer[elementType].redundant = []; - } - } - } - }; + // first check if moment.js is already loaded in the browser window, if so, + // use this instance. Else, load via commonjs. + module.exports = (typeof window !== 'undefined') && window['moment'] || __webpack_require__(3); - /** - * Allocate or generate an SVG element if needed. Store a reference to it in the JSON container and draw it in the svgContainer - * the JSON container and the SVG container have to be supplied so other svg containers (like the legend) can use this. - * - * @param elementType - * @param JSONcontainer - * @param svgContainer - * @returns {*} - * @private - */ - exports.getSVGElement = function (elementType, JSONcontainer, svgContainer) { - var element; - // allocate SVG element, if it doesnt yet exist, create one. - if (JSONcontainer.hasOwnProperty(elementType)) { // this element has been created before - // check if there is an redundant element - if (JSONcontainer[elementType].redundant.length > 0) { - element = JSONcontainer[elementType].redundant[0]; - JSONcontainer[elementType].redundant.shift(); - } - else { - // create a new element and add it to the SVG - element = document.createElementNS('http://www.w3.org/2000/svg', elementType); - svgContainer.appendChild(element); - } - } - else { - // create a new element and add it to the SVG, also create a new object in the svgElements to keep track of it. - element = document.createElementNS('http://www.w3.org/2000/svg', elementType); - JSONcontainer[elementType] = {used: [], redundant: []}; - svgContainer.appendChild(element); - } - JSONcontainer[elementType].used.push(element); - return element; - }; +/***/ }, +/* 3 */ +/***/ function(module, exports, __webpack_require__) { - /** - * Allocate or generate an SVG element if needed. Store a reference to it in the JSON container and draw it in the svgContainer - * the JSON container and the SVG container have to be supplied so other svg containers (like the legend) can use this. - * - * @param elementType - * @param JSONcontainer - * @param DOMContainer - * @returns {*} - * @private - */ - exports.getDOMElement = function (elementType, JSONcontainer, DOMContainer, insertBefore) { - var element; - // allocate DOM element, if it doesnt yet exist, create one. - if (JSONcontainer.hasOwnProperty(elementType)) { // this element has been created before - // check if there is an redundant element - if (JSONcontainer[elementType].redundant.length > 0) { - element = JSONcontainer[elementType].redundant[0]; - JSONcontainer[elementType].redundant.shift(); - } - else { - // create a new element and add it to the SVG - element = document.createElement(elementType); - if (insertBefore !== undefined) { - DOMContainer.insertBefore(element, insertBefore); - } - else { - DOMContainer.appendChild(element); - } - } - } - else { - // create a new element and add it to the SVG, also create a new object in the svgElements to keep track of it. - element = document.createElement(elementType); - JSONcontainer[elementType] = {used: [], redundant: []}; - if (insertBefore !== undefined) { - DOMContainer.insertBefore(element, insertBefore); - } - else { - DOMContainer.appendChild(element); - } - } - JSONcontainer[elementType].used.push(element); - return element; - }; + var __WEBPACK_AMD_DEFINE_RESULT__;/* WEBPACK VAR INJECTION */(function(global, module) {//! moment.js + //! version : 2.7.0 + //! authors : Tim Wood, Iskren Chernev, Moment.js contributors + //! license : MIT + //! momentjs.com + (function (undefined) { + /************************************ + Constants + ************************************/ + var moment, + VERSION = "2.7.0", + // the global-scope this is NOT the global object in Node.js + globalScope = typeof global !== 'undefined' ? global : this, + oldGlobalMoment, + round = Math.round, + i, - /** - * draw a point object. this is a seperate function because it can also be called by the legend. - * The reason the JSONcontainer and the target SVG svgContainer have to be supplied is so the legend can use these functions - * as well. - * - * @param x - * @param y - * @param group - * @param JSONcontainer - * @param svgContainer - * @returns {*} - */ - exports.drawPoint = function(x, y, group, JSONcontainer, svgContainer) { - var point; - if (group.options.drawPoints.style == 'circle') { - point = exports.getSVGElement('circle',JSONcontainer,svgContainer); - point.setAttributeNS(null, "cx", x); - point.setAttributeNS(null, "cy", y); - point.setAttributeNS(null, "r", 0.5 * group.options.drawPoints.size); - point.setAttributeNS(null, "class", group.className + " point"); - } - else { - point = exports.getSVGElement('rect',JSONcontainer,svgContainer); - point.setAttributeNS(null, "x", x - 0.5*group.options.drawPoints.size); - point.setAttributeNS(null, "y", y - 0.5*group.options.drawPoints.size); - point.setAttributeNS(null, "width", group.options.drawPoints.size); - point.setAttributeNS(null, "height", group.options.drawPoints.size); - point.setAttributeNS(null, "class", group.className + " point"); - } - return point; - }; + YEAR = 0, + MONTH = 1, + DATE = 2, + HOUR = 3, + MINUTE = 4, + SECOND = 5, + MILLISECOND = 6, - /** - * draw a bar SVG element centered on the X coordinate - * - * @param x - * @param y - * @param className - */ - exports.drawBar = function (x, y, width, height, className, JSONcontainer, svgContainer) { - // if (height != 0) { - var rect = exports.getSVGElement('rect',JSONcontainer, svgContainer); - rect.setAttributeNS(null, "x", x - 0.5 * width); - rect.setAttributeNS(null, "y", y); - rect.setAttributeNS(null, "width", width); - rect.setAttributeNS(null, "height", height); - rect.setAttributeNS(null, "class", className); - // } - }; + // internal storage for language config files + languages = {}, + + // moment internal properties + momentProperties = { + _isAMomentObject: null, + _i : null, + _f : null, + _l : null, + _strict : null, + _tzm : null, + _isUTC : null, + _offset : null, // optional. Combine with _isUTC + _pf : null, + _lang : null // optional + }, -/***/ }, -/* 3 */ -/***/ function(module, exports, __webpack_require__) { + // check for nodeJS + hasModule = (typeof module !== 'undefined' && module.exports), - var util = __webpack_require__(1); + // ASP.NET json date format regex + aspNetJsonRegex = /^\/?Date\((\-?\d+)/i, + aspNetTimeSpanJsonRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/, - /** - * DataSet - * - * Usage: - * var dataSet = new DataSet({ - * fieldId: '_id', - * type: { - * // ... - * } - * }); - * - * dataSet.add(item); - * dataSet.add(data); - * dataSet.update(item); - * dataSet.update(data); - * dataSet.remove(id); - * dataSet.remove(ids); - * var data = dataSet.get(); - * var data = dataSet.get(id); - * var data = dataSet.get(ids); - * var data = dataSet.get(ids, options, data); - * dataSet.clear(); - * - * A data set can: - * - add/remove/update data - * - gives triggers upon changes in the data - * - can import/export data in various data formats - * - * @param {Array | DataTable} [data] Optional array with initial data - * @param {Object} [options] Available options: - * {String} fieldId Field name of the id in the - * items, 'id' by default. - * {Object. ["10", "00"] or "-1530" > ["-15", "30"] + parseTimezoneChunker = /([\+\-]|\d\d)/gi, - id = me._addItem(item); - addedIds.push(id); - } - } - else if (data instanceof Object) { - // Single item - id = me._addItem(data); - addedIds.push(id); - } - else { - throw new Error('Unknown dataType'); - } + // getter and setter names + proxyGettersAndSetters = 'Date|Hours|Minutes|Seconds|Milliseconds'.split('|'), + unitMillisecondFactors = { + 'Milliseconds' : 1, + 'Seconds' : 1e3, + 'Minutes' : 6e4, + 'Hours' : 36e5, + 'Days' : 864e5, + 'Months' : 2592e6, + 'Years' : 31536e6 + }, - if (addedIds.length) { - this._trigger('add', {items: addedIds}, senderId); - } + unitAliases = { + ms : 'millisecond', + s : 'second', + m : 'minute', + h : 'hour', + d : 'day', + D : 'date', + w : 'week', + W : 'isoWeek', + M : 'month', + Q : 'quarter', + y : 'year', + DDD : 'dayOfYear', + e : 'weekday', + E : 'isoWeekday', + gg: 'weekYear', + GG: 'isoWeekYear' + }, - return addedIds; - }; + camelFunctions = { + dayofyear : 'dayOfYear', + isoweekday : 'isoWeekday', + isoweek : 'isoWeek', + weekyear : 'weekYear', + isoweekyear : 'isoWeekYear' + }, - /** - * Update existing items. When an item does not exist, it will be created - * @param {Object | Array | DataTable} data - * @param {String} [senderId] Optional sender id - * @return {Array} updatedIds The ids of the added or updated items - */ - DataSet.prototype.update = function (data, senderId) { - var addedIds = [], - updatedIds = [], - me = this, - fieldId = me._fieldId; + // format function strings + formatFunctions = {}, - var addOrUpdate = function (item) { - var id = item[fieldId]; - if (me._data[id]) { - // update item - id = me._updateItem(item); - updatedIds.push(id); - } - else { - // add new item - id = me._addItem(item); - addedIds.push(id); - } - }; + // default relative time thresholds + relativeTimeThresholds = { + s: 45, //seconds to minutes + m: 45, //minutes to hours + h: 22, //hours to days + dd: 25, //days to month (month == 1) + dm: 45, //days to months (months > 1) + dy: 345 //days to year + }, - if (Array.isArray(data)) { - // Array - for (var i = 0, len = data.length; i < len; i++) { - addOrUpdate(data[i]); - } - } - else if (util.isDataTable(data)) { - // Google DataTable - var columns = this._getColumnNames(data); - for (var row = 0, rows = data.getNumberOfRows(); row < rows; row++) { - var item = {}; - for (var col = 0, cols = columns.length; col < cols; col++) { - var field = columns[col]; - item[field] = data.getValue(row, col); - } + // tokens to ordinalize and pad + ordinalizeTokens = 'DDD w W M D d'.split(' '), + paddedTokens = 'M D H h m s w W'.split(' '), - addOrUpdate(item); - } - } - else if (data instanceof Object) { - // Single item - addOrUpdate(data); - } - else { - throw new Error('Unknown dataType'); - } - - if (addedIds.length) { - this._trigger('add', {items: addedIds}, senderId); - } - if (updatedIds.length) { - this._trigger('update', {items: updatedIds}, senderId); - } - - return addedIds.concat(updatedIds); - }; - - /** - * Get a data item or multiple items. - * - * Usage: - * - * get() - * get(options: Object) - * get(options: Object, data: Array | DataTable) - * - * get(id: Number | String) - * get(id: Number | String, options: Object) - * get(id: Number | String, options: Object, data: Array | DataTable) - * - * get(ids: Number[] | String[]) - * get(ids: Number[] | String[], options: Object) - * get(ids: Number[] | String[], options: Object, data: Array | DataTable) - * - * Where: - * - * {Number | String} id The id of an item - * {Number[] | String{}} ids An array with ids of items - * {Object} options An Object with options. Available options: - * {String} [returnType] Type of data to be - * returned. Can be 'DataTable' or 'Array' (default) - * {Object.} [type] - * {String[]} [fields] field names to be returned - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - * {Array | DataTable} [data] If provided, items will be appended to this - * array or table. Required in case of Google - * DataTable. - * - * @throws Error - */ - DataSet.prototype.get = function (args) { - var me = this; - - // parse the arguments - var id, ids, options, data; - var firstType = util.getType(arguments[0]); - if (firstType == 'String' || firstType == 'Number') { - // get(id [, options] [, data]) - id = arguments[0]; - options = arguments[1]; - data = arguments[2]; - } - else if (firstType == 'Array') { - // get(ids [, options] [, data]) - ids = arguments[0]; - options = arguments[1]; - data = arguments[2]; - } - else { - // get([, options] [, data]) - options = arguments[0]; - data = arguments[1]; - } - - // determine the return type - var returnType; - if (options && options.returnType) { - var allowedValues = ["DataTable", "Array", "Object"]; - returnType = allowedValues.indexOf(options.returnType) == -1 ? "Array" : options.returnType; - - if (data && (returnType != util.getType(data))) { - throw new Error('Type of parameter "data" (' + util.getType(data) + ') ' + - 'does not correspond with specified options.type (' + options.type + ')'); - } - if (returnType == 'DataTable' && !util.isDataTable(data)) { - throw new Error('Parameter "data" must be a DataTable ' + - 'when options.type is "DataTable"'); - } - } - else if (data) { - returnType = (util.getType(data) == 'DataTable') ? 'DataTable' : 'Array'; - } - else { - returnType = 'Array'; - } - - // build options - var type = options && options.type || this._options.type; - var filter = options && options.filter; - var items = [], item, itemId, i, len; - - // convert items - if (id != undefined) { - // return a single item - item = me._getItem(id, type); - if (filter && !filter(item)) { - item = null; - } - } - else if (ids != undefined) { - // return a subset of items - for (i = 0, len = ids.length; i < len; i++) { - item = me._getItem(ids[i], type); - if (!filter || filter(item)) { - items.push(item); - } - } - } - else { - // return all items - for (itemId in this._data) { - if (this._data.hasOwnProperty(itemId)) { - item = me._getItem(itemId, type); - if (!filter || filter(item)) { - items.push(item); - } - } - } - } - - // order the results - if (options && options.order && id == undefined) { - this._sort(items, options.order); - } - - // filter fields of the items - if (options && options.fields) { - var fields = options.fields; - if (id != undefined) { - item = this._filterFields(item, fields); - } - else { - for (i = 0, len = items.length; i < len; i++) { - items[i] = this._filterFields(items[i], fields); - } - } - } - - // return the results - if (returnType == 'DataTable') { - var columns = this._getColumnNames(data); - if (id != undefined) { - // append a single item to the data table - me._appendRow(data, columns, item); - } - else { - // copy the items to the provided data table - for (i = 0; i < items.length; i++) { - me._appendRow(data, columns, items[i]); - } - } - return data; - } - else if (returnType == "Object") { - var result = {}; - for (i = 0; i < items.length; i++) { - result[items[i].id] = items[i]; - } - return result; - } - else { - // return an array - if (id != undefined) { - // a single item - return item; - } - else { - // multiple items - if (data) { - // copy the items to the provided array - for (i = 0, len = items.length; i < len; i++) { - data.push(items[i]); - } - return data; - } - else { - // just return our array - return items; - } - } - } - }; - - /** - * Get ids of all items or from a filtered set of items. - * @param {Object} [options] An Object with options. Available options: - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - * @return {Array} ids - */ - DataSet.prototype.getIds = function (options) { - var data = this._data, - filter = options && options.filter, - order = options && options.order, - type = options && options.type || this._options.type, - i, - len, - id, - item, - items, - ids = []; - - if (filter) { - // get filtered items - if (order) { - // create ordered list - items = []; - for (id in data) { - if (data.hasOwnProperty(id)) { - item = this._getItem(id, type); - if (filter(item)) { - items.push(item); - } - } - } - - this._sort(items, order); - - for (i = 0, len = items.length; i < len; i++) { - ids[i] = items[i][this._fieldId]; - } - } - else { - // create unordered list - for (id in data) { - if (data.hasOwnProperty(id)) { - item = this._getItem(id, type); - if (filter(item)) { - ids.push(item[this._fieldId]); - } - } - } - } - } - else { - // get all items - if (order) { - // create an ordered list - items = []; - for (id in data) { - if (data.hasOwnProperty(id)) { - items.push(data[id]); - } - } - - this._sort(items, order); - - for (i = 0, len = items.length; i < len; i++) { - ids[i] = items[i][this._fieldId]; - } - } - else { - // create unordered list - for (id in data) { - if (data.hasOwnProperty(id)) { - item = data[id]; - ids.push(item[this._fieldId]); - } - } - } - } - - return ids; - }; - - /** - * Returns the DataSet itself. Is overwritten for example by the DataView, - * which returns the DataSet it is connected to instead. - */ - DataSet.prototype.getDataSet = function () { - return this; - }; - - /** - * Execute a callback function for every item in the dataset. - * @param {function} callback - * @param {Object} [options] Available options: - * {Object.} [type] - * {String[]} [fields] filter fields - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - */ - DataSet.prototype.forEach = function (callback, options) { - var filter = options && options.filter, - type = options && options.type || this._options.type, - data = this._data, - item, - id; - - if (options && options.order) { - // execute forEach on ordered list - var items = this.get(options); - - for (var i = 0, len = items.length; i < len; i++) { - item = items[i]; - id = item[this._fieldId]; - callback(item, id); - } - } - else { - // unordered - for (id in data) { - if (data.hasOwnProperty(id)) { - item = this._getItem(id, type); - if (!filter || filter(item)) { - callback(item, id); - } - } - } - } - }; - - /** - * Map every item in the dataset. - * @param {function} callback - * @param {Object} [options] Available options: - * {Object.} [type] - * {String[]} [fields] filter fields - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - * @return {Object[]} mappedItems - */ - DataSet.prototype.map = function (callback, options) { - var filter = options && options.filter, - type = options && options.type || this._options.type, - mappedItems = [], - data = this._data, - item; - - // convert and filter items - for (var id in data) { - if (data.hasOwnProperty(id)) { - item = this._getItem(id, type); - if (!filter || filter(item)) { - mappedItems.push(callback(item, id)); - } - } - } - - // order items - if (options && options.order) { - this._sort(mappedItems, options.order); - } - - return mappedItems; - }; - - /** - * Filter the fields of an item - * @param {Object} item - * @param {String[]} fields Field names - * @return {Object} filteredItem - * @private - */ - DataSet.prototype._filterFields = function (item, fields) { - var filteredItem = {}; - - for (var field in item) { - if (item.hasOwnProperty(field) && (fields.indexOf(field) != -1)) { - filteredItem[field] = item[field]; - } - } - - return filteredItem; - }; - - /** - * Sort the provided array with items - * @param {Object[]} items - * @param {String | function} order A field name or custom sort function. - * @private - */ - DataSet.prototype._sort = function (items, order) { - if (util.isString(order)) { - // order by provided field name - var name = order; // field name - items.sort(function (a, b) { - var av = a[name]; - var bv = b[name]; - return (av > bv) ? 1 : ((av < bv) ? -1 : 0); - }); - } - else if (typeof order === 'function') { - // order by sort function - items.sort(order); - } - // TODO: extend order by an Object {field:String, direction:String} - // where direction can be 'asc' or 'desc' - else { - throw new TypeError('Order must be a function or a string'); - } - }; - - /** - * Remove an object by pointer or by id - * @param {String | Number | Object | Array} id Object or id, or an array with - * objects or ids to be removed - * @param {String} [senderId] Optional sender id - * @return {Array} removedIds - */ - DataSet.prototype.remove = function (id, senderId) { - var removedIds = [], - i, len, removedId; - - if (Array.isArray(id)) { - for (i = 0, len = id.length; i < len; i++) { - removedId = this._remove(id[i]); - if (removedId != null) { - removedIds.push(removedId); - } - } - } - else { - removedId = this._remove(id); - if (removedId != null) { - removedIds.push(removedId); - } - } - - if (removedIds.length) { - this._trigger('remove', {items: removedIds}, senderId); - } - - return removedIds; - }; - - /** - * Remove an item by its id - * @param {Number | String | Object} id id or item - * @returns {Number | String | null} id - * @private - */ - DataSet.prototype._remove = function (id) { - if (util.isNumber(id) || util.isString(id)) { - if (this._data[id]) { - delete this._data[id]; - return id; - } - } - else if (id instanceof Object) { - var itemId = id[this._fieldId]; - if (itemId && this._data[itemId]) { - delete this._data[itemId]; - return itemId; - } - } - return null; - }; - - /** - * Clear the data - * @param {String} [senderId] Optional sender id - * @return {Array} removedIds The ids of all removed items - */ - DataSet.prototype.clear = function (senderId) { - var ids = Object.keys(this._data); - - this._data = {}; - - this._trigger('remove', {items: ids}, senderId); - - return ids; - }; - - /** - * Find the item with maximum value of a specified field - * @param {String} field - * @return {Object | null} item Item containing max value, or null if no items - */ - DataSet.prototype.max = function (field) { - var data = this._data, - max = null, - maxField = null; - - for (var id in data) { - if (data.hasOwnProperty(id)) { - var item = data[id]; - var itemField = item[field]; - if (itemField != null && (!max || itemField > maxField)) { - max = item; - maxField = itemField; - } - } - } - - return max; - }; - - /** - * Find the item with minimum value of a specified field - * @param {String} field - * @return {Object | null} item Item containing max value, or null if no items - */ - DataSet.prototype.min = function (field) { - var data = this._data, - min = null, - minField = null; - - for (var id in data) { - if (data.hasOwnProperty(id)) { - var item = data[id]; - var itemField = item[field]; - if (itemField != null && (!min || itemField < minField)) { - min = item; - minField = itemField; - } - } - } - - return min; - }; - - /** - * Find all distinct values of a specified field - * @param {String} field - * @return {Array} values Array containing all distinct values. If data items - * do not contain the specified field are ignored. - * The returned array is unordered. - */ - DataSet.prototype.distinct = function (field) { - var data = this._data; - var values = []; - var fieldType = this._options.type && this._options.type[field] || null; - var count = 0; - var i; - - for (var prop in data) { - if (data.hasOwnProperty(prop)) { - var item = data[prop]; - var value = item[field]; - var exists = false; - for (i = 0; i < count; i++) { - if (values[i] == value) { - exists = true; - break; - } - } - if (!exists && (value !== undefined)) { - values[count] = value; - count++; - } - } - } - - if (fieldType) { - for (i = 0; i < values.length; i++) { - values[i] = util.convert(values[i], fieldType); - } - } - - return values; - }; - - /** - * Add a single item. Will fail when an item with the same id already exists. - * @param {Object} item - * @return {String} id - * @private - */ - DataSet.prototype._addItem = function (item) { - var id = item[this._fieldId]; - - if (id != undefined) { - // check whether this id is already taken - if (this._data[id]) { - // item already exists - throw new Error('Cannot add item: item with id ' + id + ' already exists'); - } - } - else { - // generate an id - id = util.randomUUID(); - item[this._fieldId] = id; - } - - var d = {}; - for (var field in item) { - if (item.hasOwnProperty(field)) { - var fieldType = this._type[field]; // type may be undefined - d[field] = util.convert(item[field], fieldType); - } - } - this._data[id] = d; - - return id; - }; - - /** - * Get an item. Fields can be converted to a specific type - * @param {String} id - * @param {Object.} [types] field types to convert - * @return {Object | null} item - * @private - */ - DataSet.prototype._getItem = function (id, types) { - var field, value; - - // get the item from the dataset - var raw = this._data[id]; - if (!raw) { - return null; - } - - // convert the items field types - var converted = {}; - if (types) { - for (field in raw) { - if (raw.hasOwnProperty(field)) { - value = raw[field]; - converted[field] = util.convert(value, types[field]); - } - } - } - else { - // no field types specified, no converting needed - for (field in raw) { - if (raw.hasOwnProperty(field)) { - value = raw[field]; - converted[field] = value; - } - } - } - return converted; - }; - - /** - * Update a single item: merge with existing item. - * Will fail when the item has no id, or when there does not exist an item - * with the same id. - * @param {Object} item - * @return {String} id - * @private - */ - DataSet.prototype._updateItem = function (item) { - var id = item[this._fieldId]; - if (id == undefined) { - throw new Error('Cannot update item: item has no id (item: ' + JSON.stringify(item) + ')'); - } - var d = this._data[id]; - if (!d) { - // item doesn't exist - throw new Error('Cannot update item: no item with id ' + id + ' found'); - } - - // merge with current item - for (var field in item) { - if (item.hasOwnProperty(field)) { - var fieldType = this._type[field]; // type may be undefined - d[field] = util.convert(item[field], fieldType); - } - } - - return id; - }; - - /** - * Get an array with the column names of a Google DataTable - * @param {DataTable} dataTable - * @return {String[]} columnNames - * @private - */ - DataSet.prototype._getColumnNames = function (dataTable) { - var columns = []; - for (var col = 0, cols = dataTable.getNumberOfColumns(); col < cols; col++) { - columns[col] = dataTable.getColumnId(col) || dataTable.getColumnLabel(col); - } - return columns; - }; - - /** - * Append an item as a row to the dataTable - * @param dataTable - * @param columns - * @param item - * @private - */ - DataSet.prototype._appendRow = function (dataTable, columns, item) { - var row = dataTable.addRow(); - - for (var col = 0, cols = columns.length; col < cols; col++) { - var field = columns[col]; - dataTable.setValue(row, col, item[field]); - } - }; - - module.exports = DataSet; - - -/***/ }, -/* 4 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - var DataSet = __webpack_require__(3); - - /** - * DataView - * - * a dataview offers a filtered view on a dataset or an other dataview. - * - * @param {DataSet | DataView} data - * @param {Object} [options] Available options: see method get - * - * @constructor DataView - */ - function DataView (data, options) { - this._data = null; - this._ids = {}; // ids of the items currently in memory (just contains a boolean true) - this._options = options || {}; - this._fieldId = 'id'; // name of the field containing id - this._subscribers = {}; // event subscribers - - var me = this; - this.listener = function () { - me._onEvent.apply(me, arguments); - }; - - this.setData(data); - } - - // TODO: implement a function .config() to dynamically update things like configured filter - // and trigger changes accordingly - - /** - * Set a data source for the view - * @param {DataSet | DataView} data - */ - DataView.prototype.setData = function (data) { - var ids, i, len; - - if (this._data) { - // unsubscribe from current dataset - if (this._data.unsubscribe) { - this._data.unsubscribe('*', this.listener); - } - - // trigger a remove of all items in memory - ids = []; - for (var id in this._ids) { - if (this._ids.hasOwnProperty(id)) { - ids.push(id); - } - } - this._ids = {}; - this._trigger('remove', {items: ids}); - } - - this._data = data; - - if (this._data) { - // update fieldId - this._fieldId = this._options.fieldId || - (this._data && this._data.options && this._data.options.fieldId) || - 'id'; - - // trigger an add of all added items - ids = this._data.getIds({filter: this._options && this._options.filter}); - for (i = 0, len = ids.length; i < len; i++) { - id = ids[i]; - this._ids[id] = true; - } - this._trigger('add', {items: ids}); - - // subscribe to new dataset - if (this._data.on) { - this._data.on('*', this.listener); - } - } - }; - - /** - * Get data from the data view - * - * Usage: - * - * get() - * get(options: Object) - * get(options: Object, data: Array | DataTable) - * - * get(id: Number) - * get(id: Number, options: Object) - * get(id: Number, options: Object, data: Array | DataTable) - * - * get(ids: Number[]) - * get(ids: Number[], options: Object) - * get(ids: Number[], options: Object, data: Array | DataTable) - * - * Where: - * - * {Number | String} id The id of an item - * {Number[] | String{}} ids An array with ids of items - * {Object} options An Object with options. Available options: - * {String} [type] Type of data to be returned. Can - * be 'DataTable' or 'Array' (default) - * {Object.} [convert] - * {String[]} [fields] field names to be returned - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - * {Array | DataTable} [data] If provided, items will be appended to this - * array or table. Required in case of Google - * DataTable. - * @param args - */ - DataView.prototype.get = function (args) { - var me = this; - - // parse the arguments - var ids, options, data; - var firstType = util.getType(arguments[0]); - if (firstType == 'String' || firstType == 'Number' || firstType == 'Array') { - // get(id(s) [, options] [, data]) - ids = arguments[0]; // can be a single id or an array with ids - options = arguments[1]; - data = arguments[2]; - } - else { - // get([, options] [, data]) - options = arguments[0]; - data = arguments[1]; - } - - // extend the options with the default options and provided options - var viewOptions = util.extend({}, this._options, options); - - // create a combined filter method when needed - if (this._options.filter && options && options.filter) { - viewOptions.filter = function (item) { - return me._options.filter(item) && options.filter(item); - } - } - - // build up the call to the linked data set - var getArguments = []; - if (ids != undefined) { - getArguments.push(ids); - } - getArguments.push(viewOptions); - getArguments.push(data); - - return this._data && this._data.get.apply(this._data, getArguments); - }; - - /** - * Get ids of all items or from a filtered set of items. - * @param {Object} [options] An Object with options. Available options: - * {function} [filter] filter items - * {String | function} [order] Order the items by - * a field name or custom sort function. - * @return {Array} ids - */ - DataView.prototype.getIds = function (options) { - var ids; - - if (this._data) { - var defaultFilter = this._options.filter; - var filter; - - if (options && options.filter) { - if (defaultFilter) { - filter = function (item) { - return defaultFilter(item) && options.filter(item); - } - } - else { - filter = options.filter; - } - } - else { - filter = defaultFilter; - } - - ids = this._data.getIds({ - filter: filter, - order: options && options.order - }); - } - else { - ids = []; - } - - return ids; - }; - - /** - * Get the DataSet to which this DataView is connected. In case there is a chain - * of multiple DataViews, the root DataSet of this chain is returned. - * @return {DataSet} dataSet - */ - DataView.prototype.getDataSet = function () { - var dataSet = this; - while (dataSet instanceof DataView) { - dataSet = dataSet._data; - } - return dataSet || null; - }; - - /** - * Event listener. Will propagate all events from the connected data set to - * the subscribers of the DataView, but will filter the items and only trigger - * when there are changes in the filtered data set. - * @param {String} event - * @param {Object | null} params - * @param {String} senderId - * @private - */ - DataView.prototype._onEvent = function (event, params, senderId) { - var i, len, id, item, - ids = params && params.items, - data = this._data, - added = [], - updated = [], - removed = []; - - if (ids && data) { - switch (event) { - case 'add': - // filter the ids of the added items - for (i = 0, len = ids.length; i < len; i++) { - id = ids[i]; - item = this.get(id); - if (item) { - this._ids[id] = true; - added.push(id); - } - } - - break; - - case 'update': - // determine the event from the views viewpoint: an updated - // item can be added, updated, or removed from this view. - for (i = 0, len = ids.length; i < len; i++) { - id = ids[i]; - item = this.get(id); - - if (item) { - if (this._ids[id]) { - updated.push(id); - } - else { - this._ids[id] = true; - added.push(id); - } - } - else { - if (this._ids[id]) { - delete this._ids[id]; - removed.push(id); - } - else { - // nothing interesting for me :-( - } - } - } - - break; - - case 'remove': - // filter the ids of the removed items - for (i = 0, len = ids.length; i < len; i++) { - id = ids[i]; - if (this._ids[id]) { - delete this._ids[id]; - removed.push(id); - } - } - - break; - } - - if (added.length) { - this._trigger('add', {items: added}, senderId); - } - if (updated.length) { - this._trigger('update', {items: updated}, senderId); - } - if (removed.length) { - this._trigger('remove', {items: removed}, senderId); - } - } - }; - - // copy subscription functionality from DataSet - DataView.prototype.on = DataSet.prototype.on; - DataView.prototype.off = DataSet.prototype.off; - DataView.prototype._trigger = DataSet.prototype._trigger; - - // TODO: make these functions deprecated (replaced with `on` and `off` since version 0.5) - DataView.prototype.subscribe = DataView.prototype.on; - DataView.prototype.unsubscribe = DataView.prototype.off; - - module.exports = DataView; - -/***/ }, -/* 5 */ -/***/ function(module, exports, __webpack_require__) { - - var Emitter = __webpack_require__(49); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var util = __webpack_require__(1); - var Point3d = __webpack_require__(9); - var Point2d = __webpack_require__(8); - var Camera = __webpack_require__(6); - var Filter = __webpack_require__(7); - var Slider = __webpack_require__(10); - var StepNumber = __webpack_require__(11); - - /** - * @constructor Graph3d - * Graph3d displays data in 3d. - * - * Graph3d is developed in javascript as a Google Visualization Chart. - * - * @param {Element} container The DOM element in which the Graph3d will - * be created. Normally a div element. - * @param {DataSet | DataView | Array} [data] - * @param {Object} [options] - */ - function Graph3d(container, data, options) { - if (!(this instanceof Graph3d)) { - throw new SyntaxError('Constructor must be called with the new operator'); - } - - // create variables and set default values - this.containerElement = container; - this.width = '400px'; - this.height = '400px'; - this.margin = 10; // px - this.defaultXCenter = '55%'; - this.defaultYCenter = '50%'; - - this.xLabel = 'x'; - this.yLabel = 'y'; - this.zLabel = 'z'; - this.filterLabel = 'time'; - this.legendLabel = 'value'; - - this.style = Graph3d.STYLE.DOT; - this.showPerspective = true; - this.showGrid = true; - this.keepAspectRatio = true; - this.showShadow = false; - this.showGrayBottom = false; // TODO: this does not work correctly - this.showTooltip = false; - this.verticalRatio = 0.5; // 0.1 to 1.0, where 1.0 results in a 'cube' - - this.animationInterval = 1000; // milliseconds - this.animationPreload = false; - - this.camera = new Camera(); - this.eye = new Point3d(0, 0, -1); // TODO: set eye.z about 3/4 of the width of the window? - - this.dataTable = null; // The original data table - this.dataPoints = null; // The table with point objects - - // the column indexes - this.colX = undefined; - this.colY = undefined; - this.colZ = undefined; - this.colValue = undefined; - this.colFilter = undefined; - - this.xMin = 0; - this.xStep = undefined; // auto by default - this.xMax = 1; - this.yMin = 0; - this.yStep = undefined; // auto by default - this.yMax = 1; - this.zMin = 0; - this.zStep = undefined; // auto by default - this.zMax = 1; - this.valueMin = 0; - this.valueMax = 1; - this.xBarWidth = 1; - this.yBarWidth = 1; - // TODO: customize axis range - - // constants - this.colorAxis = '#4D4D4D'; - this.colorGrid = '#D3D3D3'; - this.colorDot = '#7DC1FF'; - this.colorDotBorder = '#3267D2'; - - // create a frame and canvas - this.create(); - - // apply options (also when undefined) - this.setOptions(options); - - // apply data - if (data) { - this.setData(data); - } - } - - // Extend Graph3d with an Emitter mixin - Emitter(Graph3d.prototype); - - /** - * Calculate the scaling values, dependent on the range in x, y, and z direction - */ - Graph3d.prototype._setScale = function() { - this.scale = new Point3d(1 / (this.xMax - this.xMin), - 1 / (this.yMax - this.yMin), - 1 / (this.zMax - this.zMin)); - - // keep aspect ration between x and y scale if desired - if (this.keepAspectRatio) { - if (this.scale.x < this.scale.y) { - //noinspection JSSuspiciousNameCombination - this.scale.y = this.scale.x; - } - else { - //noinspection JSSuspiciousNameCombination - this.scale.x = this.scale.y; - } - } - - // scale the vertical axis - this.scale.z *= this.verticalRatio; - // TODO: can this be automated? verticalRatio? - - // determine scale for (optional) value - this.scale.value = 1 / (this.valueMax - this.valueMin); - - // position the camera arm - var xCenter = (this.xMax + this.xMin) / 2 * this.scale.x; - var yCenter = (this.yMax + this.yMin) / 2 * this.scale.y; - var zCenter = (this.zMax + this.zMin) / 2 * this.scale.z; - this.camera.setArmLocation(xCenter, yCenter, zCenter); - }; - - - /** - * Convert a 3D location to a 2D location on screen - * http://en.wikipedia.org/wiki/3D_projection - * @param {Point3d} point3d A 3D point with parameters x, y, z - * @return {Point2d} point2d A 2D point with parameters x, y - */ - Graph3d.prototype._convert3Dto2D = function(point3d) { - var translation = this._convertPointToTranslation(point3d); - return this._convertTranslationToScreen(translation); - }; - - /** - * Convert a 3D location its translation seen from the camera - * http://en.wikipedia.org/wiki/3D_projection - * @param {Point3d} point3d A 3D point with parameters x, y, z - * @return {Point3d} translation A 3D point with parameters x, y, z This is - * the translation of the point, seen from the - * camera - */ - Graph3d.prototype._convertPointToTranslation = function(point3d) { - var ax = point3d.x * this.scale.x, - ay = point3d.y * this.scale.y, - az = point3d.z * this.scale.z, - - cx = this.camera.getCameraLocation().x, - cy = this.camera.getCameraLocation().y, - cz = this.camera.getCameraLocation().z, - - // calculate angles - sinTx = Math.sin(this.camera.getCameraRotation().x), - cosTx = Math.cos(this.camera.getCameraRotation().x), - sinTy = Math.sin(this.camera.getCameraRotation().y), - cosTy = Math.cos(this.camera.getCameraRotation().y), - sinTz = Math.sin(this.camera.getCameraRotation().z), - cosTz = Math.cos(this.camera.getCameraRotation().z), - - // calculate translation - dx = cosTy * (sinTz * (ay - cy) + cosTz * (ax - cx)) - sinTy * (az - cz), - dy = sinTx * (cosTy * (az - cz) + sinTy * (sinTz * (ay - cy) + cosTz * (ax - cx))) + cosTx * (cosTz * (ay - cy) - sinTz * (ax-cx)), - dz = cosTx * (cosTy * (az - cz) + sinTy * (sinTz * (ay - cy) + cosTz * (ax - cx))) - sinTx * (cosTz * (ay - cy) - sinTz * (ax-cx)); - - return new Point3d(dx, dy, dz); - }; - - /** - * Convert a translation point to a point on the screen - * @param {Point3d} translation A 3D point with parameters x, y, z This is - * the translation of the point, seen from the - * camera - * @return {Point2d} point2d A 2D point with parameters x, y - */ - Graph3d.prototype._convertTranslationToScreen = function(translation) { - var ex = this.eye.x, - ey = this.eye.y, - ez = this.eye.z, - dx = translation.x, - dy = translation.y, - dz = translation.z; - - // calculate position on screen from translation - var bx; - var by; - if (this.showPerspective) { - bx = (dx - ex) * (ez / dz); - by = (dy - ey) * (ez / dz); - } - else { - bx = dx * -(ez / this.camera.getArmLength()); - by = dy * -(ez / this.camera.getArmLength()); - } - - // shift and scale the point to the center of the screen - // use the width of the graph to scale both horizontally and vertically. - return new Point2d( - this.xcenter + bx * this.frame.canvas.clientWidth, - this.ycenter - by * this.frame.canvas.clientWidth); - }; - - /** - * Set the background styling for the graph - * @param {string | {fill: string, stroke: string, strokeWidth: string}} backgroundColor - */ - Graph3d.prototype._setBackgroundColor = function(backgroundColor) { - var fill = 'white'; - var stroke = 'gray'; - var strokeWidth = 1; - - if (typeof(backgroundColor) === 'string') { - fill = backgroundColor; - stroke = 'none'; - strokeWidth = 0; - } - else if (typeof(backgroundColor) === 'object') { - if (backgroundColor.fill !== undefined) fill = backgroundColor.fill; - if (backgroundColor.stroke !== undefined) stroke = backgroundColor.stroke; - if (backgroundColor.strokeWidth !== undefined) strokeWidth = backgroundColor.strokeWidth; - } - else if (backgroundColor === undefined) { - // use use defaults - } - else { - throw 'Unsupported type of backgroundColor'; - } - - this.frame.style.backgroundColor = fill; - this.frame.style.borderColor = stroke; - this.frame.style.borderWidth = strokeWidth + 'px'; - this.frame.style.borderStyle = 'solid'; - }; - - - /// enumerate the available styles - Graph3d.STYLE = { - BAR: 0, - BARCOLOR: 1, - BARSIZE: 2, - DOT : 3, - DOTLINE : 4, - DOTCOLOR: 5, - DOTSIZE: 6, - GRID : 7, - LINE: 8, - SURFACE : 9 - }; - - /** - * Retrieve the style index from given styleName - * @param {string} styleName Style name such as 'dot', 'grid', 'dot-line' - * @return {Number} styleNumber Enumeration value representing the style, or -1 - * when not found - */ - Graph3d.prototype._getStyleNumber = function(styleName) { - switch (styleName) { - case 'dot': return Graph3d.STYLE.DOT; - case 'dot-line': return Graph3d.STYLE.DOTLINE; - case 'dot-color': return Graph3d.STYLE.DOTCOLOR; - case 'dot-size': return Graph3d.STYLE.DOTSIZE; - case 'line': return Graph3d.STYLE.LINE; - case 'grid': return Graph3d.STYLE.GRID; - case 'surface': return Graph3d.STYLE.SURFACE; - case 'bar': return Graph3d.STYLE.BAR; - case 'bar-color': return Graph3d.STYLE.BARCOLOR; - case 'bar-size': return Graph3d.STYLE.BARSIZE; - } - - return -1; - }; - - /** - * Determine the indexes of the data columns, based on the given style and data - * @param {DataSet} data - * @param {Number} style - */ - Graph3d.prototype._determineColumnIndexes = function(data, style) { - if (this.style === Graph3d.STYLE.DOT || - this.style === Graph3d.STYLE.DOTLINE || - this.style === Graph3d.STYLE.LINE || - this.style === Graph3d.STYLE.GRID || - this.style === Graph3d.STYLE.SURFACE || - this.style === Graph3d.STYLE.BAR) { - // 3 columns expected, and optionally a 4th with filter values - this.colX = 0; - this.colY = 1; - this.colZ = 2; - this.colValue = undefined; - - if (data.getNumberOfColumns() > 3) { - this.colFilter = 3; - } - } - else if (this.style === Graph3d.STYLE.DOTCOLOR || - this.style === Graph3d.STYLE.DOTSIZE || - this.style === Graph3d.STYLE.BARCOLOR || - this.style === Graph3d.STYLE.BARSIZE) { - // 4 columns expected, and optionally a 5th with filter values - this.colX = 0; - this.colY = 1; - this.colZ = 2; - this.colValue = 3; - - if (data.getNumberOfColumns() > 4) { - this.colFilter = 4; - } - } - else { - throw 'Unknown style "' + this.style + '"'; - } - }; - - Graph3d.prototype.getNumberOfRows = function(data) { - return data.length; - } - - - Graph3d.prototype.getNumberOfColumns = function(data) { - var counter = 0; - for (var column in data[0]) { - if (data[0].hasOwnProperty(column)) { - counter++; - } - } - return counter; - } - - - Graph3d.prototype.getDistinctValues = function(data, column) { - var distinctValues = []; - for (var i = 0; i < data.length; i++) { - if (distinctValues.indexOf(data[i][column]) == -1) { - distinctValues.push(data[i][column]); - } - } - return distinctValues; - } - - - Graph3d.prototype.getColumnRange = function(data,column) { - var minMax = {min:data[0][column],max:data[0][column]}; - for (var i = 0; i < data.length; i++) { - if (minMax.min > data[i][column]) { minMax.min = data[i][column]; } - if (minMax.max < data[i][column]) { minMax.max = data[i][column]; } - } - return minMax; - }; - - /** - * Initialize the data from the data table. Calculate minimum and maximum values - * and column index values - * @param {Array | DataSet | DataView} rawData The data containing the items for the Graph. - * @param {Number} style Style Number - */ - Graph3d.prototype._dataInitialize = function (rawData, style) { - var me = this; - - // unsubscribe from the dataTable - if (this.dataSet) { - this.dataSet.off('*', this._onChange); - } - - if (rawData === undefined) - return; - - if (Array.isArray(rawData)) { - rawData = new DataSet(rawData); - } - - var data; - if (rawData instanceof DataSet || rawData instanceof DataView) { - data = rawData.get(); - } - else { - throw new Error('Array, DataSet, or DataView expected'); - } - - if (data.length == 0) - return; - - this.dataSet = rawData; - this.dataTable = data; - - // subscribe to changes in the dataset - this._onChange = function () { - me.setData(me.dataSet); - }; - this.dataSet.on('*', this._onChange); - - // _determineColumnIndexes - // getNumberOfRows (points) - // getNumberOfColumns (x,y,z,v,t,t1,t2...) - // getDistinctValues (unique values?) - // getColumnRange - - // determine the location of x,y,z,value,filter columns - this.colX = 'x'; - this.colY = 'y'; - this.colZ = 'z'; - this.colValue = 'style'; - this.colFilter = 'filter'; - - - - // check if a filter column is provided - if (data[0].hasOwnProperty('filter')) { - if (this.dataFilter === undefined) { - this.dataFilter = new Filter(rawData, this.colFilter, this); - this.dataFilter.setOnLoadCallback(function() {me.redraw();}); - } - } - - - var withBars = this.style == Graph3d.STYLE.BAR || - this.style == Graph3d.STYLE.BARCOLOR || - this.style == Graph3d.STYLE.BARSIZE; - - // determine barWidth from data - if (withBars) { - if (this.defaultXBarWidth !== undefined) { - this.xBarWidth = this.defaultXBarWidth; - } - else { - var dataX = this.getDistinctValues(data,this.colX); - this.xBarWidth = (dataX[1] - dataX[0]) || 1; - } - - if (this.defaultYBarWidth !== undefined) { - this.yBarWidth = this.defaultYBarWidth; - } - else { - var dataY = this.getDistinctValues(data,this.colY); - this.yBarWidth = (dataY[1] - dataY[0]) || 1; - } - } - - // calculate minimums and maximums - var xRange = this.getColumnRange(data,this.colX); - if (withBars) { - xRange.min -= this.xBarWidth / 2; - xRange.max += this.xBarWidth / 2; - } - this.xMin = (this.defaultXMin !== undefined) ? this.defaultXMin : xRange.min; - this.xMax = (this.defaultXMax !== undefined) ? this.defaultXMax : xRange.max; - if (this.xMax <= this.xMin) this.xMax = this.xMin + 1; - this.xStep = (this.defaultXStep !== undefined) ? this.defaultXStep : (this.xMax-this.xMin)/5; - - var yRange = this.getColumnRange(data,this.colY); - if (withBars) { - yRange.min -= this.yBarWidth / 2; - yRange.max += this.yBarWidth / 2; - } - this.yMin = (this.defaultYMin !== undefined) ? this.defaultYMin : yRange.min; - this.yMax = (this.defaultYMax !== undefined) ? this.defaultYMax : yRange.max; - if (this.yMax <= this.yMin) this.yMax = this.yMin + 1; - this.yStep = (this.defaultYStep !== undefined) ? this.defaultYStep : (this.yMax-this.yMin)/5; - - var zRange = this.getColumnRange(data,this.colZ); - this.zMin = (this.defaultZMin !== undefined) ? this.defaultZMin : zRange.min; - this.zMax = (this.defaultZMax !== undefined) ? this.defaultZMax : zRange.max; - if (this.zMax <= this.zMin) this.zMax = this.zMin + 1; - this.zStep = (this.defaultZStep !== undefined) ? this.defaultZStep : (this.zMax-this.zMin)/5; - - if (this.colValue !== undefined) { - var valueRange = this.getColumnRange(data,this.colValue); - this.valueMin = (this.defaultValueMin !== undefined) ? this.defaultValueMin : valueRange.min; - this.valueMax = (this.defaultValueMax !== undefined) ? this.defaultValueMax : valueRange.max; - if (this.valueMax <= this.valueMin) this.valueMax = this.valueMin + 1; - } - - // set the scale dependent on the ranges. - this._setScale(); - }; - - - - /** - * Filter the data based on the current filter - * @param {Array} data - * @return {Array} dataPoints Array with point objects which can be drawn on screen - */ - Graph3d.prototype._getDataPoints = function (data) { - // TODO: store the created matrix dataPoints in the filters instead of reloading each time - var x, y, i, z, obj, point; - - var dataPoints = []; - - if (this.style === Graph3d.STYLE.GRID || - this.style === Graph3d.STYLE.SURFACE) { - // copy all values from the google data table to a matrix - // the provided values are supposed to form a grid of (x,y) positions - - // create two lists with all present x and y values - var dataX = []; - var dataY = []; - for (i = 0; i < this.getNumberOfRows(data); i++) { - x = data[i][this.colX] || 0; - y = data[i][this.colY] || 0; - - if (dataX.indexOf(x) === -1) { - dataX.push(x); - } - if (dataY.indexOf(y) === -1) { - dataY.push(y); - } - } - - function sortNumber(a, b) { - return a - b; - } - dataX.sort(sortNumber); - dataY.sort(sortNumber); - - // create a grid, a 2d matrix, with all values. - var dataMatrix = []; // temporary data matrix - for (i = 0; i < data.length; i++) { - x = data[i][this.colX] || 0; - y = data[i][this.colY] || 0; - z = data[i][this.colZ] || 0; - - var xIndex = dataX.indexOf(x); // TODO: implement Array().indexOf() for Internet Explorer - var yIndex = dataY.indexOf(y); - - if (dataMatrix[xIndex] === undefined) { - dataMatrix[xIndex] = []; - } - - var point3d = new Point3d(); - point3d.x = x; - point3d.y = y; - point3d.z = z; - - obj = {}; - obj.point = point3d; - obj.trans = undefined; - obj.screen = undefined; - obj.bottom = new Point3d(x, y, this.zMin); - - dataMatrix[xIndex][yIndex] = obj; - - dataPoints.push(obj); - } - - // fill in the pointers to the neighbors. - for (x = 0; x < dataMatrix.length; x++) { - for (y = 0; y < dataMatrix[x].length; y++) { - if (dataMatrix[x][y]) { - dataMatrix[x][y].pointRight = (x < dataMatrix.length-1) ? dataMatrix[x+1][y] : undefined; - dataMatrix[x][y].pointTop = (y < dataMatrix[x].length-1) ? dataMatrix[x][y+1] : undefined; - dataMatrix[x][y].pointCross = - (x < dataMatrix.length-1 && y < dataMatrix[x].length-1) ? - dataMatrix[x+1][y+1] : - undefined; - } - } - } - } - else { // 'dot', 'dot-line', etc. - // copy all values from the google data table to a list with Point3d objects - for (i = 0; i < data.length; i++) { - point = new Point3d(); - point.x = data[i][this.colX] || 0; - point.y = data[i][this.colY] || 0; - point.z = data[i][this.colZ] || 0; - - if (this.colValue !== undefined) { - point.value = data[i][this.colValue] || 0; - } - - obj = {}; - obj.point = point; - obj.bottom = new Point3d(point.x, point.y, this.zMin); - obj.trans = undefined; - obj.screen = undefined; - - dataPoints.push(obj); - } - } - - return dataPoints; - }; - - /** - * Create the main frame for the Graph3d. - * This function is executed once when a Graph3d object is created. The frame - * contains a canvas, and this canvas contains all objects like the axis and - * nodes. - */ - Graph3d.prototype.create = function () { - // remove all elements from the container element. - while (this.containerElement.hasChildNodes()) { - this.containerElement.removeChild(this.containerElement.firstChild); - } - - this.frame = document.createElement('div'); - this.frame.style.position = 'relative'; - this.frame.style.overflow = 'hidden'; - - // create the graph canvas (HTML canvas element) - this.frame.canvas = document.createElement( 'canvas' ); - this.frame.canvas.style.position = 'relative'; - this.frame.appendChild(this.frame.canvas); - //if (!this.frame.canvas.getContext) { - { - var noCanvas = document.createElement( 'DIV' ); - noCanvas.style.color = 'red'; - noCanvas.style.fontWeight = 'bold' ; - noCanvas.style.padding = '10px'; - noCanvas.innerHTML = 'Error: your browser does not support HTML canvas'; - this.frame.canvas.appendChild(noCanvas); - } - - this.frame.filter = document.createElement( 'div' ); - this.frame.filter.style.position = 'absolute'; - this.frame.filter.style.bottom = '0px'; - this.frame.filter.style.left = '0px'; - this.frame.filter.style.width = '100%'; - this.frame.appendChild(this.frame.filter); - - // add event listeners to handle moving and zooming the contents - var me = this; - var onmousedown = function (event) {me._onMouseDown(event);}; - var ontouchstart = function (event) {me._onTouchStart(event);}; - var onmousewheel = function (event) {me._onWheel(event);}; - var ontooltip = function (event) {me._onTooltip(event);}; - // TODO: these events are never cleaned up... can give a 'memory leakage' - - util.addEventListener(this.frame.canvas, 'keydown', onkeydown); - util.addEventListener(this.frame.canvas, 'mousedown', onmousedown); - util.addEventListener(this.frame.canvas, 'touchstart', ontouchstart); - util.addEventListener(this.frame.canvas, 'mousewheel', onmousewheel); - util.addEventListener(this.frame.canvas, 'mousemove', ontooltip); - - // add the new graph to the container element - this.containerElement.appendChild(this.frame); - }; - - - /** - * Set a new size for the graph - * @param {string} width Width in pixels or percentage (for example '800px' - * or '50%') - * @param {string} height Height in pixels or percentage (for example '400px' - * or '30%') - */ - Graph3d.prototype.setSize = function(width, height) { - this.frame.style.width = width; - this.frame.style.height = height; - - this._resizeCanvas(); - }; - - /** - * Resize the canvas to the current size of the frame - */ - Graph3d.prototype._resizeCanvas = function() { - this.frame.canvas.style.width = '100%'; - this.frame.canvas.style.height = '100%'; - - this.frame.canvas.width = this.frame.canvas.clientWidth; - this.frame.canvas.height = this.frame.canvas.clientHeight; - - // adjust with for margin - this.frame.filter.style.width = (this.frame.canvas.clientWidth - 2 * 10) + 'px'; - }; - - /** - * Start animation - */ - Graph3d.prototype.animationStart = function() { - if (!this.frame.filter || !this.frame.filter.slider) - throw 'No animation available'; - - this.frame.filter.slider.play(); - }; - - - /** - * Stop animation - */ - Graph3d.prototype.animationStop = function() { - if (!this.frame.filter || !this.frame.filter.slider) return; - - this.frame.filter.slider.stop(); - }; - - - /** - * Resize the center position based on the current values in this.defaultXCenter - * and this.defaultYCenter (which are strings with a percentage or a value - * in pixels). The center positions are the variables this.xCenter - * and this.yCenter - */ - Graph3d.prototype._resizeCenter = function() { - // calculate the horizontal center position - if (this.defaultXCenter.charAt(this.defaultXCenter.length-1) === '%') { - this.xcenter = - parseFloat(this.defaultXCenter) / 100 * - this.frame.canvas.clientWidth; - } - else { - this.xcenter = parseFloat(this.defaultXCenter); // supposed to be in px - } - - // calculate the vertical center position - if (this.defaultYCenter.charAt(this.defaultYCenter.length-1) === '%') { - this.ycenter = - parseFloat(this.defaultYCenter) / 100 * - (this.frame.canvas.clientHeight - this.frame.filter.clientHeight); - } - else { - this.ycenter = parseFloat(this.defaultYCenter); // supposed to be in px - } - }; - - /** - * Set the rotation and distance of the camera - * @param {Object} pos An object with the camera position. The object - * contains three parameters: - * - horizontal {Number} - * The horizontal rotation, between 0 and 2*PI. - * Optional, can be left undefined. - * - vertical {Number} - * The vertical rotation, between 0 and 0.5*PI - * if vertical=0.5*PI, the graph is shown from the - * top. Optional, can be left undefined. - * - distance {Number} - * The (normalized) distance of the camera to the - * center of the graph, a value between 0.71 and 5.0. - * Optional, can be left undefined. - */ - Graph3d.prototype.setCameraPosition = function(pos) { - if (pos === undefined) { - return; - } - - if (pos.horizontal !== undefined && pos.vertical !== undefined) { - this.camera.setArmRotation(pos.horizontal, pos.vertical); - } - - if (pos.distance !== undefined) { - this.camera.setArmLength(pos.distance); - } - - this.redraw(); - }; - - - /** - * Retrieve the current camera rotation - * @return {object} An object with parameters horizontal, vertical, and - * distance - */ - Graph3d.prototype.getCameraPosition = function() { - var pos = this.camera.getArmRotation(); - pos.distance = this.camera.getArmLength(); - return pos; - }; - - /** - * Load data into the 3D Graph - */ - Graph3d.prototype._readData = function(data) { - // read the data - this._dataInitialize(data, this.style); - - - if (this.dataFilter) { - // apply filtering - this.dataPoints = this.dataFilter._getDataPoints(); - } - else { - // no filtering. load all data - this.dataPoints = this._getDataPoints(this.dataTable); - } - - // draw the filter - this._redrawFilter(); - }; - - /** - * Replace the dataset of the Graph3d - * @param {Array | DataSet | DataView} data - */ - Graph3d.prototype.setData = function (data) { - this._readData(data); - this.redraw(); - - // start animation when option is true - if (this.animationAutoStart && this.dataFilter) { - this.animationStart(); - } - }; - - /** - * Update the options. Options will be merged with current options - * @param {Object} options - */ - Graph3d.prototype.setOptions = function (options) { - var cameraPosition = undefined; - - this.animationStop(); - - if (options !== undefined) { - // retrieve parameter values - if (options.width !== undefined) this.width = options.width; - if (options.height !== undefined) this.height = options.height; - - if (options.xCenter !== undefined) this.defaultXCenter = options.xCenter; - if (options.yCenter !== undefined) this.defaultYCenter = options.yCenter; - - if (options.filterLabel !== undefined) this.filterLabel = options.filterLabel; - if (options.legendLabel !== undefined) this.legendLabel = options.legendLabel; - if (options.xLabel !== undefined) this.xLabel = options.xLabel; - if (options.yLabel !== undefined) this.yLabel = options.yLabel; - if (options.zLabel !== undefined) this.zLabel = options.zLabel; - - if (options.style !== undefined) { - var styleNumber = this._getStyleNumber(options.style); - if (styleNumber !== -1) { - this.style = styleNumber; - } - } - if (options.showGrid !== undefined) this.showGrid = options.showGrid; - if (options.showPerspective !== undefined) this.showPerspective = options.showPerspective; - if (options.showShadow !== undefined) this.showShadow = options.showShadow; - if (options.tooltip !== undefined) this.showTooltip = options.tooltip; - if (options.showAnimationControls !== undefined) this.showAnimationControls = options.showAnimationControls; - if (options.keepAspectRatio !== undefined) this.keepAspectRatio = options.keepAspectRatio; - if (options.verticalRatio !== undefined) this.verticalRatio = options.verticalRatio; - - if (options.animationInterval !== undefined) this.animationInterval = options.animationInterval; - if (options.animationPreload !== undefined) this.animationPreload = options.animationPreload; - if (options.animationAutoStart !== undefined)this.animationAutoStart = options.animationAutoStart; - - if (options.xBarWidth !== undefined) this.defaultXBarWidth = options.xBarWidth; - if (options.yBarWidth !== undefined) this.defaultYBarWidth = options.yBarWidth; - - if (options.xMin !== undefined) this.defaultXMin = options.xMin; - if (options.xStep !== undefined) this.defaultXStep = options.xStep; - if (options.xMax !== undefined) this.defaultXMax = options.xMax; - if (options.yMin !== undefined) this.defaultYMin = options.yMin; - if (options.yStep !== undefined) this.defaultYStep = options.yStep; - if (options.yMax !== undefined) this.defaultYMax = options.yMax; - if (options.zMin !== undefined) this.defaultZMin = options.zMin; - if (options.zStep !== undefined) this.defaultZStep = options.zStep; - if (options.zMax !== undefined) this.defaultZMax = options.zMax; - if (options.valueMin !== undefined) this.defaultValueMin = options.valueMin; - if (options.valueMax !== undefined) this.defaultValueMax = options.valueMax; - - if (options.cameraPosition !== undefined) cameraPosition = options.cameraPosition; - - if (cameraPosition !== undefined) { - this.camera.setArmRotation(cameraPosition.horizontal, cameraPosition.vertical); - this.camera.setArmLength(cameraPosition.distance); - } - else { - this.camera.setArmRotation(1.0, 0.5); - this.camera.setArmLength(1.7); - } - } - - this._setBackgroundColor(options && options.backgroundColor); - - this.setSize(this.width, this.height); - - // re-load the data - if (this.dataTable) { - this.setData(this.dataTable); - } - - // start animation when option is true - if (this.animationAutoStart && this.dataFilter) { - this.animationStart(); - } - }; - - /** - * Redraw the Graph. - */ - Graph3d.prototype.redraw = function() { - if (this.dataPoints === undefined) { - throw 'Error: graph data not initialized'; - } - - this._resizeCanvas(); - this._resizeCenter(); - this._redrawSlider(); - this._redrawClear(); - this._redrawAxis(); - - if (this.style === Graph3d.STYLE.GRID || - this.style === Graph3d.STYLE.SURFACE) { - this._redrawDataGrid(); - } - else if (this.style === Graph3d.STYLE.LINE) { - this._redrawDataLine(); - } - else if (this.style === Graph3d.STYLE.BAR || - this.style === Graph3d.STYLE.BARCOLOR || - this.style === Graph3d.STYLE.BARSIZE) { - this._redrawDataBar(); - } - else { - // style is DOT, DOTLINE, DOTCOLOR, DOTSIZE - this._redrawDataDot(); - } - - this._redrawInfo(); - this._redrawLegend(); - }; - - /** - * Clear the canvas before redrawing - */ - Graph3d.prototype._redrawClear = function() { - var canvas = this.frame.canvas; - var ctx = canvas.getContext('2d'); - - ctx.clearRect(0, 0, canvas.width, canvas.height); - }; - - - /** - * Redraw the legend showing the colors - */ - Graph3d.prototype._redrawLegend = function() { - var y; - - if (this.style === Graph3d.STYLE.DOTCOLOR || - this.style === Graph3d.STYLE.DOTSIZE) { - - var dotSize = this.frame.clientWidth * 0.02; - - var widthMin, widthMax; - if (this.style === Graph3d.STYLE.DOTSIZE) { - widthMin = dotSize / 2; // px - widthMax = dotSize / 2 + dotSize * 2; // Todo: put this in one function - } - else { - widthMin = 20; // px - widthMax = 20; // px - } - - var height = Math.max(this.frame.clientHeight * 0.25, 100); - var top = this.margin; - var right = this.frame.clientWidth - this.margin; - var left = right - widthMax; - var bottom = top + height; - } - - var canvas = this.frame.canvas; - var ctx = canvas.getContext('2d'); - ctx.lineWidth = 1; - ctx.font = '14px arial'; // TODO: put in options - - if (this.style === Graph3d.STYLE.DOTCOLOR) { - // draw the color bar - var ymin = 0; - var ymax = height; // Todo: make height customizable - for (y = ymin; y < ymax; y++) { - var f = (y - ymin) / (ymax - ymin); - - //var width = (dotSize / 2 + (1-f) * dotSize * 2); // Todo: put this in one function - var hue = f * 240; - var color = this._hsv2rgb(hue, 1, 1); - - ctx.strokeStyle = color; - ctx.beginPath(); - ctx.moveTo(left, top + y); - ctx.lineTo(right, top + y); - ctx.stroke(); - } - - ctx.strokeStyle = this.colorAxis; - ctx.strokeRect(left, top, widthMax, height); - } - - if (this.style === Graph3d.STYLE.DOTSIZE) { - // draw border around color bar - ctx.strokeStyle = this.colorAxis; - ctx.fillStyle = this.colorDot; - ctx.beginPath(); - ctx.moveTo(left, top); - ctx.lineTo(right, top); - ctx.lineTo(right - widthMax + widthMin, bottom); - ctx.lineTo(left, bottom); - ctx.closePath(); - ctx.fill(); - ctx.stroke(); - } - - if (this.style === Graph3d.STYLE.DOTCOLOR || - this.style === Graph3d.STYLE.DOTSIZE) { - // print values along the color bar - var gridLineLen = 5; // px - var step = new StepNumber(this.valueMin, this.valueMax, (this.valueMax-this.valueMin)/5, true); - step.start(); - if (step.getCurrent() < this.valueMin) { - step.next(); - } - while (!step.end()) { - y = bottom - (step.getCurrent() - this.valueMin) / (this.valueMax - this.valueMin) * height; - - ctx.beginPath(); - ctx.moveTo(left - gridLineLen, y); - ctx.lineTo(left, y); - ctx.stroke(); - - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - ctx.fillStyle = this.colorAxis; - ctx.fillText(step.getCurrent(), left - 2 * gridLineLen, y); - - step.next(); - } - - ctx.textAlign = 'right'; - ctx.textBaseline = 'top'; - var label = this.legendLabel; - ctx.fillText(label, right, bottom + this.margin); - } - }; - - /** - * Redraw the filter - */ - Graph3d.prototype._redrawFilter = function() { - this.frame.filter.innerHTML = ''; - - if (this.dataFilter) { - var options = { - 'visible': this.showAnimationControls - }; - var slider = new Slider(this.frame.filter, options); - this.frame.filter.slider = slider; - - // TODO: css here is not nice here... - this.frame.filter.style.padding = '10px'; - //this.frame.filter.style.backgroundColor = '#EFEFEF'; - - slider.setValues(this.dataFilter.values); - slider.setPlayInterval(this.animationInterval); - - // create an event handler - var me = this; - var onchange = function () { - var index = slider.getIndex(); - - me.dataFilter.selectValue(index); - me.dataPoints = me.dataFilter._getDataPoints(); - - me.redraw(); - }; - slider.setOnChangeCallback(onchange); - } - else { - this.frame.filter.slider = undefined; - } - }; - - /** - * Redraw the slider - */ - Graph3d.prototype._redrawSlider = function() { - if ( this.frame.filter.slider !== undefined) { - this.frame.filter.slider.redraw(); - } - }; - - - /** - * Redraw common information - */ - Graph3d.prototype._redrawInfo = function() { - if (this.dataFilter) { - var canvas = this.frame.canvas; - var ctx = canvas.getContext('2d'); - - ctx.font = '14px arial'; // TODO: put in options - ctx.lineStyle = 'gray'; - ctx.fillStyle = 'gray'; - ctx.textAlign = 'left'; - ctx.textBaseline = 'top'; - - var x = this.margin; - var y = this.margin; - ctx.fillText(this.dataFilter.getLabel() + ': ' + this.dataFilter.getSelectedValue(), x, y); - } - }; - - - /** - * Redraw the axis - */ - Graph3d.prototype._redrawAxis = function() { - var canvas = this.frame.canvas, - ctx = canvas.getContext('2d'), - from, to, step, prettyStep, - text, xText, yText, zText, - offset, xOffset, yOffset, - xMin2d, xMax2d; - - // TODO: get the actual rendered style of the containerElement - //ctx.font = this.containerElement.style.font; - ctx.font = 24 / this.camera.getArmLength() + 'px arial'; - - // calculate the length for the short grid lines - var gridLenX = 0.025 / this.scale.x; - var gridLenY = 0.025 / this.scale.y; - var textMargin = 5 / this.camera.getArmLength(); // px - var armAngle = this.camera.getArmRotation().horizontal; - - // draw x-grid lines - ctx.lineWidth = 1; - prettyStep = (this.defaultXStep === undefined); - step = new StepNumber(this.xMin, this.xMax, this.xStep, prettyStep); - step.start(); - if (step.getCurrent() < this.xMin) { - step.next(); - } - while (!step.end()) { - var x = step.getCurrent(); - - if (this.showGrid) { - from = this._convert3Dto2D(new Point3d(x, this.yMin, this.zMin)); - to = this._convert3Dto2D(new Point3d(x, this.yMax, this.zMin)); - ctx.strokeStyle = this.colorGrid; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - } - else { - from = this._convert3Dto2D(new Point3d(x, this.yMin, this.zMin)); - to = this._convert3Dto2D(new Point3d(x, this.yMin+gridLenX, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - - from = this._convert3Dto2D(new Point3d(x, this.yMax, this.zMin)); - to = this._convert3Dto2D(new Point3d(x, this.yMax-gridLenX, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - } - - yText = (Math.cos(armAngle) > 0) ? this.yMin : this.yMax; - text = this._convert3Dto2D(new Point3d(x, yText, this.zMin)); - if (Math.cos(armAngle * 2) > 0) { - ctx.textAlign = 'center'; - ctx.textBaseline = 'top'; - text.y += textMargin; - } - else if (Math.sin(armAngle * 2) < 0){ - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - } - else { - ctx.textAlign = 'left'; - ctx.textBaseline = 'middle'; - } - ctx.fillStyle = this.colorAxis; - ctx.fillText(' ' + step.getCurrent() + ' ', text.x, text.y); - - step.next(); - } - - // draw y-grid lines - ctx.lineWidth = 1; - prettyStep = (this.defaultYStep === undefined); - step = new StepNumber(this.yMin, this.yMax, this.yStep, prettyStep); - step.start(); - if (step.getCurrent() < this.yMin) { - step.next(); - } - while (!step.end()) { - if (this.showGrid) { - from = this._convert3Dto2D(new Point3d(this.xMin, step.getCurrent(), this.zMin)); - to = this._convert3Dto2D(new Point3d(this.xMax, step.getCurrent(), this.zMin)); - ctx.strokeStyle = this.colorGrid; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - } - else { - from = this._convert3Dto2D(new Point3d(this.xMin, step.getCurrent(), this.zMin)); - to = this._convert3Dto2D(new Point3d(this.xMin+gridLenY, step.getCurrent(), this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - - from = this._convert3Dto2D(new Point3d(this.xMax, step.getCurrent(), this.zMin)); - to = this._convert3Dto2D(new Point3d(this.xMax-gridLenY, step.getCurrent(), this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - } - - xText = (Math.sin(armAngle ) > 0) ? this.xMin : this.xMax; - text = this._convert3Dto2D(new Point3d(xText, step.getCurrent(), this.zMin)); - if (Math.cos(armAngle * 2) < 0) { - ctx.textAlign = 'center'; - ctx.textBaseline = 'top'; - text.y += textMargin; - } - else if (Math.sin(armAngle * 2) > 0){ - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - } - else { - ctx.textAlign = 'left'; - ctx.textBaseline = 'middle'; - } - ctx.fillStyle = this.colorAxis; - ctx.fillText(' ' + step.getCurrent() + ' ', text.x, text.y); - - step.next(); - } - - // draw z-grid lines and axis - ctx.lineWidth = 1; - prettyStep = (this.defaultZStep === undefined); - step = new StepNumber(this.zMin, this.zMax, this.zStep, prettyStep); - step.start(); - if (step.getCurrent() < this.zMin) { - step.next(); - } - xText = (Math.cos(armAngle ) > 0) ? this.xMin : this.xMax; - yText = (Math.sin(armAngle ) < 0) ? this.yMin : this.yMax; - while (!step.end()) { - // TODO: make z-grid lines really 3d? - from = this._convert3Dto2D(new Point3d(xText, yText, step.getCurrent())); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(from.x - textMargin, from.y); - ctx.stroke(); - - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - ctx.fillStyle = this.colorAxis; - ctx.fillText(step.getCurrent() + ' ', from.x - 5, from.y); - - step.next(); - } - ctx.lineWidth = 1; - from = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); - to = this._convert3Dto2D(new Point3d(xText, yText, this.zMax)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - - // draw x-axis - ctx.lineWidth = 1; - // line at yMin - xMin2d = this._convert3Dto2D(new Point3d(this.xMin, this.yMin, this.zMin)); - xMax2d = this._convert3Dto2D(new Point3d(this.xMax, this.yMin, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(xMin2d.x, xMin2d.y); - ctx.lineTo(xMax2d.x, xMax2d.y); - ctx.stroke(); - // line at ymax - xMin2d = this._convert3Dto2D(new Point3d(this.xMin, this.yMax, this.zMin)); - xMax2d = this._convert3Dto2D(new Point3d(this.xMax, this.yMax, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(xMin2d.x, xMin2d.y); - ctx.lineTo(xMax2d.x, xMax2d.y); - ctx.stroke(); - - // draw y-axis - ctx.lineWidth = 1; - // line at xMin - from = this._convert3Dto2D(new Point3d(this.xMin, this.yMin, this.zMin)); - to = this._convert3Dto2D(new Point3d(this.xMin, this.yMax, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - // line at xMax - from = this._convert3Dto2D(new Point3d(this.xMax, this.yMin, this.zMin)); - to = this._convert3Dto2D(new Point3d(this.xMax, this.yMax, this.zMin)); - ctx.strokeStyle = this.colorAxis; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(to.x, to.y); - ctx.stroke(); - - // draw x-label - var xLabel = this.xLabel; - if (xLabel.length > 0) { - yOffset = 0.1 / this.scale.y; - xText = (this.xMin + this.xMax) / 2; - yText = (Math.cos(armAngle) > 0) ? this.yMin - yOffset: this.yMax + yOffset; - text = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); - if (Math.cos(armAngle * 2) > 0) { - ctx.textAlign = 'center'; - ctx.textBaseline = 'top'; - } - else if (Math.sin(armAngle * 2) < 0){ - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - } - else { - ctx.textAlign = 'left'; - ctx.textBaseline = 'middle'; - } - ctx.fillStyle = this.colorAxis; - ctx.fillText(xLabel, text.x, text.y); - } - - // draw y-label - var yLabel = this.yLabel; - if (yLabel.length > 0) { - xOffset = 0.1 / this.scale.x; - xText = (Math.sin(armAngle ) > 0) ? this.xMin - xOffset : this.xMax + xOffset; - yText = (this.yMin + this.yMax) / 2; - text = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); - if (Math.cos(armAngle * 2) < 0) { - ctx.textAlign = 'center'; - ctx.textBaseline = 'top'; - } - else if (Math.sin(armAngle * 2) > 0){ - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - } - else { - ctx.textAlign = 'left'; - ctx.textBaseline = 'middle'; - } - ctx.fillStyle = this.colorAxis; - ctx.fillText(yLabel, text.x, text.y); - } - - // draw z-label - var zLabel = this.zLabel; - if (zLabel.length > 0) { - offset = 30; // pixels. // TODO: relate to the max width of the values on the z axis? - xText = (Math.cos(armAngle ) > 0) ? this.xMin : this.xMax; - yText = (Math.sin(armAngle ) < 0) ? this.yMin : this.yMax; - zText = (this.zMin + this.zMax) / 2; - text = this._convert3Dto2D(new Point3d(xText, yText, zText)); - ctx.textAlign = 'right'; - ctx.textBaseline = 'middle'; - ctx.fillStyle = this.colorAxis; - ctx.fillText(zLabel, text.x - offset, text.y); - } - }; - - /** - * Calculate the color based on the given value. - * @param {Number} H Hue, a value be between 0 and 360 - * @param {Number} S Saturation, a value between 0 and 1 - * @param {Number} V Value, a value between 0 and 1 - */ - Graph3d.prototype._hsv2rgb = function(H, S, V) { - var R, G, B, C, Hi, X; - - C = V * S; - Hi = Math.floor(H/60); // hi = 0,1,2,3,4,5 - X = C * (1 - Math.abs(((H/60) % 2) - 1)); - - switch (Hi) { - case 0: R = C; G = X; B = 0; break; - case 1: R = X; G = C; B = 0; break; - case 2: R = 0; G = C; B = X; break; - case 3: R = 0; G = X; B = C; break; - case 4: R = X; G = 0; B = C; break; - case 5: R = C; G = 0; B = X; break; - - default: R = 0; G = 0; B = 0; break; - } - - return 'RGB(' + parseInt(R*255) + ',' + parseInt(G*255) + ',' + parseInt(B*255) + ')'; - }; - - - /** - * Draw all datapoints as a grid - * This function can be used when the style is 'grid' - */ - Graph3d.prototype._redrawDataGrid = function() { - var canvas = this.frame.canvas, - ctx = canvas.getContext('2d'), - point, right, top, cross, - i, - topSideVisible, fillStyle, strokeStyle, lineWidth, - h, s, v, zAvg; - - - if (this.dataPoints === undefined || this.dataPoints.length <= 0) - return; // TODO: throw exception? - - // calculate the translations and screen position of all points - for (i = 0; i < this.dataPoints.length; i++) { - var trans = this._convertPointToTranslation(this.dataPoints[i].point); - var screen = this._convertTranslationToScreen(trans); - - this.dataPoints[i].trans = trans; - this.dataPoints[i].screen = screen; - - // calculate the translation of the point at the bottom (needed for sorting) - var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); - this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; - } - - // sort the points on depth of their (x,y) position (not on z) - var sortDepth = function (a, b) { - return b.dist - a.dist; - }; - this.dataPoints.sort(sortDepth); - - if (this.style === Graph3d.STYLE.SURFACE) { - for (i = 0; i < this.dataPoints.length; i++) { - point = this.dataPoints[i]; - right = this.dataPoints[i].pointRight; - top = this.dataPoints[i].pointTop; - cross = this.dataPoints[i].pointCross; - - if (point !== undefined && right !== undefined && top !== undefined && cross !== undefined) { - - if (this.showGrayBottom || this.showShadow) { - // calculate the cross product of the two vectors from center - // to left and right, in order to know whether we are looking at the - // bottom or at the top side. We can also use the cross product - // for calculating light intensity - var aDiff = Point3d.subtract(cross.trans, point.trans); - var bDiff = Point3d.subtract(top.trans, right.trans); - var crossproduct = Point3d.crossProduct(aDiff, bDiff); - var len = crossproduct.length(); - // FIXME: there is a bug with determining the surface side (shadow or colored) - - topSideVisible = (crossproduct.z > 0); - } - else { - topSideVisible = true; - } - - if (topSideVisible) { - // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 - zAvg = (point.point.z + right.point.z + top.point.z + cross.point.z) / 4; - h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; - s = 1; // saturation - - if (this.showShadow) { - v = Math.min(1 + (crossproduct.x / len) / 2, 1); // value. TODO: scale - fillStyle = this._hsv2rgb(h, s, v); - strokeStyle = fillStyle; - } - else { - v = 1; - fillStyle = this._hsv2rgb(h, s, v); - strokeStyle = this.colorAxis; - } - } - else { - fillStyle = 'gray'; - strokeStyle = this.colorAxis; - } - lineWidth = 0.5; - - ctx.lineWidth = lineWidth; - ctx.fillStyle = fillStyle; - ctx.strokeStyle = strokeStyle; - ctx.beginPath(); - ctx.moveTo(point.screen.x, point.screen.y); - ctx.lineTo(right.screen.x, right.screen.y); - ctx.lineTo(cross.screen.x, cross.screen.y); - ctx.lineTo(top.screen.x, top.screen.y); - ctx.closePath(); - ctx.fill(); - ctx.stroke(); - } - } - } - else { // grid style - for (i = 0; i < this.dataPoints.length; i++) { - point = this.dataPoints[i]; - right = this.dataPoints[i].pointRight; - top = this.dataPoints[i].pointTop; - - if (point !== undefined) { - if (this.showPerspective) { - lineWidth = 2 / -point.trans.z; - } - else { - lineWidth = 2 * -(this.eye.z / this.camera.getArmLength()); - } - } - - if (point !== undefined && right !== undefined) { - // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 - zAvg = (point.point.z + right.point.z) / 2; - h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; - - ctx.lineWidth = lineWidth; - ctx.strokeStyle = this._hsv2rgb(h, 1, 1); - ctx.beginPath(); - ctx.moveTo(point.screen.x, point.screen.y); - ctx.lineTo(right.screen.x, right.screen.y); - ctx.stroke(); - } - - if (point !== undefined && top !== undefined) { - // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 - zAvg = (point.point.z + top.point.z) / 2; - h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; - - ctx.lineWidth = lineWidth; - ctx.strokeStyle = this._hsv2rgb(h, 1, 1); - ctx.beginPath(); - ctx.moveTo(point.screen.x, point.screen.y); - ctx.lineTo(top.screen.x, top.screen.y); - ctx.stroke(); - } - } - } - }; - - - /** - * Draw all datapoints as dots. - * This function can be used when the style is 'dot' or 'dot-line' - */ - Graph3d.prototype._redrawDataDot = function() { - var canvas = this.frame.canvas; - var ctx = canvas.getContext('2d'); - var i; - - if (this.dataPoints === undefined || this.dataPoints.length <= 0) - return; // TODO: throw exception? - - // calculate the translations of all points - for (i = 0; i < this.dataPoints.length; i++) { - var trans = this._convertPointToTranslation(this.dataPoints[i].point); - var screen = this._convertTranslationToScreen(trans); - this.dataPoints[i].trans = trans; - this.dataPoints[i].screen = screen; - - // calculate the distance from the point at the bottom to the camera - var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); - this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; - } - - // order the translated points by depth - var sortDepth = function (a, b) { - return b.dist - a.dist; - }; - this.dataPoints.sort(sortDepth); - - // draw the datapoints as colored circles - var dotSize = this.frame.clientWidth * 0.02; // px - for (i = 0; i < this.dataPoints.length; i++) { - var point = this.dataPoints[i]; - - if (this.style === Graph3d.STYLE.DOTLINE) { - // draw a vertical line from the bottom to the graph value - //var from = this._convert3Dto2D(new Point3d(point.point.x, point.point.y, this.zMin)); - var from = this._convert3Dto2D(point.bottom); - ctx.lineWidth = 1; - ctx.strokeStyle = this.colorGrid; - ctx.beginPath(); - ctx.moveTo(from.x, from.y); - ctx.lineTo(point.screen.x, point.screen.y); - ctx.stroke(); - } - - // calculate radius for the circle - var size; - if (this.style === Graph3d.STYLE.DOTSIZE) { - size = dotSize/2 + 2*dotSize * (point.point.value - this.valueMin) / (this.valueMax - this.valueMin); - } - else { - size = dotSize; - } - - var radius; - if (this.showPerspective) { - radius = size / -point.trans.z; - } - else { - radius = size * -(this.eye.z / this.camera.getArmLength()); - } - if (radius < 0) { - radius = 0; - } - - var hue, color, borderColor; - if (this.style === Graph3d.STYLE.DOTCOLOR ) { - // calculate the color based on the value - hue = (1 - (point.point.value - this.valueMin) * this.scale.value) * 240; - color = this._hsv2rgb(hue, 1, 1); - borderColor = this._hsv2rgb(hue, 1, 0.8); - } - else if (this.style === Graph3d.STYLE.DOTSIZE) { - color = this.colorDot; - borderColor = this.colorDotBorder; - } - else { - // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 - hue = (1 - (point.point.z - this.zMin) * this.scale.z / this.verticalRatio) * 240; - color = this._hsv2rgb(hue, 1, 1); - borderColor = this._hsv2rgb(hue, 1, 0.8); - } - - // draw the circle - ctx.lineWidth = 1.0; - ctx.strokeStyle = borderColor; - ctx.fillStyle = color; - ctx.beginPath(); - ctx.arc(point.screen.x, point.screen.y, radius, 0, Math.PI*2, true); - ctx.fill(); - ctx.stroke(); - } - }; - - /** - * Draw all datapoints as bars. - * This function can be used when the style is 'bar', 'bar-color', or 'bar-size' - */ - Graph3d.prototype._redrawDataBar = function() { - var canvas = this.frame.canvas; - var ctx = canvas.getContext('2d'); - var i, j, surface, corners; - - if (this.dataPoints === undefined || this.dataPoints.length <= 0) - return; // TODO: throw exception? - - // calculate the translations of all points - for (i = 0; i < this.dataPoints.length; i++) { - var trans = this._convertPointToTranslation(this.dataPoints[i].point); - var screen = this._convertTranslationToScreen(trans); - this.dataPoints[i].trans = trans; - this.dataPoints[i].screen = screen; - - // calculate the distance from the point at the bottom to the camera - var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); - this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; - } - - // order the translated points by depth - var sortDepth = function (a, b) { - return b.dist - a.dist; - }; - this.dataPoints.sort(sortDepth); - - // draw the datapoints as bars - var xWidth = this.xBarWidth / 2; - var yWidth = this.yBarWidth / 2; - for (i = 0; i < this.dataPoints.length; i++) { - var point = this.dataPoints[i]; - - // determine color - var hue, color, borderColor; - if (this.style === Graph3d.STYLE.BARCOLOR ) { - // calculate the color based on the value - hue = (1 - (point.point.value - this.valueMin) * this.scale.value) * 240; - color = this._hsv2rgb(hue, 1, 1); - borderColor = this._hsv2rgb(hue, 1, 0.8); - } - else if (this.style === Graph3d.STYLE.BARSIZE) { - color = this.colorDot; - borderColor = this.colorDotBorder; - } - else { - // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 - hue = (1 - (point.point.z - this.zMin) * this.scale.z / this.verticalRatio) * 240; - color = this._hsv2rgb(hue, 1, 1); - borderColor = this._hsv2rgb(hue, 1, 0.8); - } - - // calculate size for the bar - if (this.style === Graph3d.STYLE.BARSIZE) { - xWidth = (this.xBarWidth / 2) * ((point.point.value - this.valueMin) / (this.valueMax - this.valueMin) * 0.8 + 0.2); - yWidth = (this.yBarWidth / 2) * ((point.point.value - this.valueMin) / (this.valueMax - this.valueMin) * 0.8 + 0.2); - } - - // calculate all corner points - var me = this; - var point3d = point.point; - var top = [ - {point: new Point3d(point3d.x - xWidth, point3d.y - yWidth, point3d.z)}, - {point: new Point3d(point3d.x + xWidth, point3d.y - yWidth, point3d.z)}, - {point: new Point3d(point3d.x + xWidth, point3d.y + yWidth, point3d.z)}, - {point: new Point3d(point3d.x - xWidth, point3d.y + yWidth, point3d.z)} - ]; - var bottom = [ - {point: new Point3d(point3d.x - xWidth, point3d.y - yWidth, this.zMin)}, - {point: new Point3d(point3d.x + xWidth, point3d.y - yWidth, this.zMin)}, - {point: new Point3d(point3d.x + xWidth, point3d.y + yWidth, this.zMin)}, - {point: new Point3d(point3d.x - xWidth, point3d.y + yWidth, this.zMin)} - ]; - - // calculate screen location of the points - top.forEach(function (obj) { - obj.screen = me._convert3Dto2D(obj.point); - }); - bottom.forEach(function (obj) { - obj.screen = me._convert3Dto2D(obj.point); - }); - - // create five sides, calculate both corner points and center points - var surfaces = [ - {corners: top, center: Point3d.avg(bottom[0].point, bottom[2].point)}, - {corners: [top[0], top[1], bottom[1], bottom[0]], center: Point3d.avg(bottom[1].point, bottom[0].point)}, - {corners: [top[1], top[2], bottom[2], bottom[1]], center: Point3d.avg(bottom[2].point, bottom[1].point)}, - {corners: [top[2], top[3], bottom[3], bottom[2]], center: Point3d.avg(bottom[3].point, bottom[2].point)}, - {corners: [top[3], top[0], bottom[0], bottom[3]], center: Point3d.avg(bottom[0].point, bottom[3].point)} - ]; - point.surfaces = surfaces; - - // calculate the distance of each of the surface centers to the camera - for (j = 0; j < surfaces.length; j++) { - surface = surfaces[j]; - var transCenter = this._convertPointToTranslation(surface.center); - surface.dist = this.showPerspective ? transCenter.length() : -transCenter.z; - // TODO: this dept calculation doesn't work 100% of the cases due to perspective, - // but the current solution is fast/simple and works in 99.9% of all cases - // the issue is visible in example 14, with graph.setCameraPosition({horizontal: 2.97, vertical: 0.5, distance: 0.9}) - } - - // order the surfaces by their (translated) depth - surfaces.sort(function (a, b) { - var diff = b.dist - a.dist; - if (diff) return diff; - - // if equal depth, sort the top surface last - if (a.corners === top) return 1; - if (b.corners === top) return -1; - - // both are equal - return 0; - }); - - // draw the ordered surfaces - ctx.lineWidth = 1; - ctx.strokeStyle = borderColor; - ctx.fillStyle = color; - // NOTE: we start at j=2 instead of j=0 as we don't need to draw the two surfaces at the backside - for (j = 2; j < surfaces.length; j++) { - surface = surfaces[j]; - corners = surface.corners; - ctx.beginPath(); - ctx.moveTo(corners[3].screen.x, corners[3].screen.y); - ctx.lineTo(corners[0].screen.x, corners[0].screen.y); - ctx.lineTo(corners[1].screen.x, corners[1].screen.y); - ctx.lineTo(corners[2].screen.x, corners[2].screen.y); - ctx.lineTo(corners[3].screen.x, corners[3].screen.y); - ctx.fill(); - ctx.stroke(); - } - } - }; - - - /** - * Draw a line through all datapoints. - * This function can be used when the style is 'line' - */ - Graph3d.prototype._redrawDataLine = function() { - var canvas = this.frame.canvas, - ctx = canvas.getContext('2d'), - point, i; - - if (this.dataPoints === undefined || this.dataPoints.length <= 0) - return; // TODO: throw exception? - - // calculate the translations of all points - for (i = 0; i < this.dataPoints.length; i++) { - var trans = this._convertPointToTranslation(this.dataPoints[i].point); - var screen = this._convertTranslationToScreen(trans); - - this.dataPoints[i].trans = trans; - this.dataPoints[i].screen = screen; - } - - // start the line - if (this.dataPoints.length > 0) { - point = this.dataPoints[0]; - - ctx.lineWidth = 1; // TODO: make customizable - ctx.strokeStyle = 'blue'; // TODO: make customizable - ctx.beginPath(); - ctx.moveTo(point.screen.x, point.screen.y); - } - - // draw the datapoints as colored circles - for (i = 1; i < this.dataPoints.length; i++) { - point = this.dataPoints[i]; - ctx.lineTo(point.screen.x, point.screen.y); - } - - // finish the line - if (this.dataPoints.length > 0) { - ctx.stroke(); - } - }; - - /** - * Start a moving operation inside the provided parent element - * @param {Event} event The event that occurred (required for - * retrieving the mouse position) - */ - Graph3d.prototype._onMouseDown = function(event) { - event = event || window.event; - - // check if mouse is still down (may be up when focus is lost for example - // in an iframe) - if (this.leftButtonDown) { - this._onMouseUp(event); - } - - // only react on left mouse button down - this.leftButtonDown = event.which ? (event.which === 1) : (event.button === 1); - if (!this.leftButtonDown && !this.touchDown) return; - - // get mouse position (different code for IE and all other browsers) - this.startMouseX = getMouseX(event); - this.startMouseY = getMouseY(event); - - this.startStart = new Date(this.start); - this.startEnd = new Date(this.end); - this.startArmRotation = this.camera.getArmRotation(); - - this.frame.style.cursor = 'move'; - - // add event listeners to handle moving the contents - // we store the function onmousemove and onmouseup in the graph, so we can - // remove the eventlisteners lateron in the function mouseUp() - var me = this; - this.onmousemove = function (event) {me._onMouseMove(event);}; - this.onmouseup = function (event) {me._onMouseUp(event);}; - util.addEventListener(document, 'mousemove', me.onmousemove); - util.addEventListener(document, 'mouseup', me.onmouseup); - util.preventDefault(event); - }; - - - /** - * Perform moving operating. - * This function activated from within the funcion Graph.mouseDown(). - * @param {Event} event Well, eehh, the event - */ - Graph3d.prototype._onMouseMove = function (event) { - event = event || window.event; - - // calculate change in mouse position - var diffX = parseFloat(getMouseX(event)) - this.startMouseX; - var diffY = parseFloat(getMouseY(event)) - this.startMouseY; - - var horizontalNew = this.startArmRotation.horizontal + diffX / 200; - var verticalNew = this.startArmRotation.vertical + diffY / 200; - - var snapAngle = 4; // degrees - var snapValue = Math.sin(snapAngle / 360 * 2 * Math.PI); - - // snap horizontally to nice angles at 0pi, 0.5pi, 1pi, 1.5pi, etc... - // the -0.001 is to take care that the vertical axis is always drawn at the left front corner - if (Math.abs(Math.sin(horizontalNew)) < snapValue) { - horizontalNew = Math.round((horizontalNew / Math.PI)) * Math.PI - 0.001; - } - if (Math.abs(Math.cos(horizontalNew)) < snapValue) { - horizontalNew = (Math.round((horizontalNew/ Math.PI - 0.5)) + 0.5) * Math.PI - 0.001; - } - - // snap vertically to nice angles - if (Math.abs(Math.sin(verticalNew)) < snapValue) { - verticalNew = Math.round((verticalNew / Math.PI)) * Math.PI; - } - if (Math.abs(Math.cos(verticalNew)) < snapValue) { - verticalNew = (Math.round((verticalNew/ Math.PI - 0.5)) + 0.5) * Math.PI; - } - - this.camera.setArmRotation(horizontalNew, verticalNew); - this.redraw(); + formatTokenFunctions = { + M : function () { + return this.month() + 1; + }, + MMM : function (format) { + return this.lang().monthsShort(this, format); + }, + MMMM : function (format) { + return this.lang().months(this, format); + }, + D : function () { + return this.date(); + }, + DDD : function () { + return this.dayOfYear(); + }, + d : function () { + return this.day(); + }, + dd : function (format) { + return this.lang().weekdaysMin(this, format); + }, + ddd : function (format) { + return this.lang().weekdaysShort(this, format); + }, + dddd : function (format) { + return this.lang().weekdays(this, format); + }, + w : function () { + return this.week(); + }, + W : function () { + return this.isoWeek(); + }, + YY : function () { + return leftZeroFill(this.year() % 100, 2); + }, + YYYY : function () { + return leftZeroFill(this.year(), 4); + }, + YYYYY : function () { + return leftZeroFill(this.year(), 5); + }, + YYYYYY : function () { + var y = this.year(), sign = y >= 0 ? '+' : '-'; + return sign + leftZeroFill(Math.abs(y), 6); + }, + gg : function () { + return leftZeroFill(this.weekYear() % 100, 2); + }, + gggg : function () { + return leftZeroFill(this.weekYear(), 4); + }, + ggggg : function () { + return leftZeroFill(this.weekYear(), 5); + }, + GG : function () { + return leftZeroFill(this.isoWeekYear() % 100, 2); + }, + GGGG : function () { + return leftZeroFill(this.isoWeekYear(), 4); + }, + GGGGG : function () { + return leftZeroFill(this.isoWeekYear(), 5); + }, + e : function () { + return this.weekday(); + }, + E : function () { + return this.isoWeekday(); + }, + a : function () { + return this.lang().meridiem(this.hours(), this.minutes(), true); + }, + A : function () { + return this.lang().meridiem(this.hours(), this.minutes(), false); + }, + H : function () { + return this.hours(); + }, + h : function () { + return this.hours() % 12 || 12; + }, + m : function () { + return this.minutes(); + }, + s : function () { + return this.seconds(); + }, + S : function () { + return toInt(this.milliseconds() / 100); + }, + SS : function () { + return leftZeroFill(toInt(this.milliseconds() / 10), 2); + }, + SSS : function () { + return leftZeroFill(this.milliseconds(), 3); + }, + SSSS : function () { + return leftZeroFill(this.milliseconds(), 3); + }, + Z : function () { + var a = -this.zone(), + b = "+"; + if (a < 0) { + a = -a; + b = "-"; + } + return b + leftZeroFill(toInt(a / 60), 2) + ":" + leftZeroFill(toInt(a) % 60, 2); + }, + ZZ : function () { + var a = -this.zone(), + b = "+"; + if (a < 0) { + a = -a; + b = "-"; + } + return b + leftZeroFill(toInt(a / 60), 2) + leftZeroFill(toInt(a) % 60, 2); + }, + z : function () { + return this.zoneAbbr(); + }, + zz : function () { + return this.zoneName(); + }, + X : function () { + return this.unix(); + }, + Q : function () { + return this.quarter(); + } + }, - // fire a cameraPositionChange event - var parameters = this.getCameraPosition(); - this.emit('cameraPositionChange', parameters); + lists = ['months', 'monthsShort', 'weekdays', 'weekdaysShort', 'weekdaysMin']; - util.preventDefault(event); - }; + // Pick the first defined of two or three arguments. dfl comes from + // default. + function dfl(a, b, c) { + switch (arguments.length) { + case 2: return a != null ? a : b; + case 3: return a != null ? a : b != null ? b : c; + default: throw new Error("Implement me"); + } + } + function defaultParsingFlags() { + // We need to deep clone this object, and es5 standard is not very + // helpful. + return { + empty : false, + unusedTokens : [], + unusedInput : [], + overflow : -2, + charsLeftOver : 0, + nullInput : false, + invalidMonth : null, + invalidFormat : false, + userInvalidated : false, + iso: false + }; + } - /** - * Stop moving operating. - * This function activated from within the funcion Graph.mouseDown(). - * @param {event} event The event - */ - Graph3d.prototype._onMouseUp = function (event) { - this.frame.style.cursor = 'auto'; - this.leftButtonDown = false; + function deprecate(msg, fn) { + var firstTime = true; + function printMsg() { + if (moment.suppressDeprecationWarnings === false && + typeof console !== 'undefined' && console.warn) { + console.warn("Deprecation warning: " + msg); + } + } + return extend(function () { + if (firstTime) { + printMsg(); + firstTime = false; + } + return fn.apply(this, arguments); + }, fn); + } - // remove event listeners here - util.removeEventListener(document, 'mousemove', this.onmousemove); - util.removeEventListener(document, 'mouseup', this.onmouseup); - util.preventDefault(event); - }; + function padToken(func, count) { + return function (a) { + return leftZeroFill(func.call(this, a), count); + }; + } + function ordinalizeToken(func, period) { + return function (a) { + return this.lang().ordinal(func.call(this, a), period); + }; + } - /** - * After having moved the mouse, a tooltip should pop up when the mouse is resting on a data point - * @param {Event} event A mouse move event - */ - Graph3d.prototype._onTooltip = function (event) { - var delay = 300; // ms - var mouseX = getMouseX(event) - util.getAbsoluteLeft(this.frame); - var mouseY = getMouseY(event) - util.getAbsoluteTop(this.frame); + while (ordinalizeTokens.length) { + i = ordinalizeTokens.pop(); + formatTokenFunctions[i + 'o'] = ordinalizeToken(formatTokenFunctions[i], i); + } + while (paddedTokens.length) { + i = paddedTokens.pop(); + formatTokenFunctions[i + i] = padToken(formatTokenFunctions[i], 2); + } + formatTokenFunctions.DDDD = padToken(formatTokenFunctions.DDD, 3); - if (!this.showTooltip) { - return; - } - if (this.tooltipTimeout) { - clearTimeout(this.tooltipTimeout); - } + /************************************ + Constructors + ************************************/ - // (delayed) display of a tooltip only if no mouse button is down - if (this.leftButtonDown) { - this._hideTooltip(); - return; - } + function Language() { - if (this.tooltip && this.tooltip.dataPoint) { - // tooltip is currently visible - var dataPoint = this._dataPointFromXY(mouseX, mouseY); - if (dataPoint !== this.tooltip.dataPoint) { - // datapoint changed - if (dataPoint) { - this._showTooltip(dataPoint); - } - else { - this._hideTooltip(); - } } - } - else { - // tooltip is currently not visible - var me = this; - this.tooltipTimeout = setTimeout(function () { - me.tooltipTimeout = null; - // show a tooltip if we have a data point - var dataPoint = me._dataPointFromXY(mouseX, mouseY); - if (dataPoint) { - me._showTooltip(dataPoint); - } - }, delay); - } - }; + // Moment prototype object + function Moment(config) { + checkOverflow(config); + extend(this, config); + } - /** - * Event handler for touchstart event on mobile devices - */ - Graph3d.prototype._onTouchStart = function(event) { - this.touchDown = true; + // Duration Constructor + function Duration(duration) { + var normalizedInput = normalizeObjectUnits(duration), + years = normalizedInput.year || 0, + quarters = normalizedInput.quarter || 0, + months = normalizedInput.month || 0, + weeks = normalizedInput.week || 0, + days = normalizedInput.day || 0, + hours = normalizedInput.hour || 0, + minutes = normalizedInput.minute || 0, + seconds = normalizedInput.second || 0, + milliseconds = normalizedInput.millisecond || 0; - var me = this; - this.ontouchmove = function (event) {me._onTouchMove(event);}; - this.ontouchend = function (event) {me._onTouchEnd(event);}; - util.addEventListener(document, 'touchmove', me.ontouchmove); - util.addEventListener(document, 'touchend', me.ontouchend); + // representation for dateAddRemove + this._milliseconds = +milliseconds + + seconds * 1e3 + // 1000 + minutes * 6e4 + // 1000 * 60 + hours * 36e5; // 1000 * 60 * 60 + // Because of dateAddRemove treats 24 hours as different from a + // day when working around DST, we need to store them separately + this._days = +days + + weeks * 7; + // It is impossible translate months into days without knowing + // which months you are are talking about, so we have to store + // it separately. + this._months = +months + + quarters * 3 + + years * 12; - this._onMouseDown(event); - }; + this._data = {}; - /** - * Event handler for touchmove event on mobile devices - */ - Graph3d.prototype._onTouchMove = function(event) { - this._onMouseMove(event); - }; + this._bubble(); + } - /** - * Event handler for touchend event on mobile devices - */ - Graph3d.prototype._onTouchEnd = function(event) { - this.touchDown = false; + /************************************ + Helpers + ************************************/ - util.removeEventListener(document, 'touchmove', this.ontouchmove); - util.removeEventListener(document, 'touchend', this.ontouchend); - this._onMouseUp(event); - }; + function extend(a, b) { + for (var i in b) { + if (b.hasOwnProperty(i)) { + a[i] = b[i]; + } + } + if (b.hasOwnProperty("toString")) { + a.toString = b.toString; + } - /** - * Event handler for mouse wheel event, used to zoom the graph - * Code from http://adomas.org/javascript-mouse-wheel/ - * @param {event} event The event - */ - Graph3d.prototype._onWheel = function(event) { - if (!event) /* For IE. */ - event = window.event; + if (b.hasOwnProperty("valueOf")) { + a.valueOf = b.valueOf; + } - // retrieve delta - var delta = 0; - if (event.wheelDelta) { /* IE/Opera. */ - delta = event.wheelDelta/120; - } else if (event.detail) { /* Mozilla case. */ - // In Mozilla, sign of delta is different than in IE. - // Also, delta is multiple of 3. - delta = -event.detail/3; - } + return a; + } - // If delta is nonzero, handle it. - // Basically, delta is now positive if wheel was scrolled up, - // and negative, if wheel was scrolled down. - if (delta) { - var oldLength = this.camera.getArmLength(); - var newLength = oldLength * (1 - delta / 10); + function cloneMoment(m) { + var result = {}, i; + for (i in m) { + if (m.hasOwnProperty(i) && momentProperties.hasOwnProperty(i)) { + result[i] = m[i]; + } + } - this.camera.setArmLength(newLength); - this.redraw(); + return result; + } - this._hideTooltip(); - } + function absRound(number) { + if (number < 0) { + return Math.ceil(number); + } else { + return Math.floor(number); + } + } - // fire a cameraPositionChange event - var parameters = this.getCameraPosition(); - this.emit('cameraPositionChange', parameters); + // left zero fill a number + // see http://jsperf.com/left-zero-filling for performance comparison + function leftZeroFill(number, targetLength, forceSign) { + var output = '' + Math.abs(number), + sign = number >= 0; - // Prevent default actions caused by mouse wheel. - // That might be ugly, but we handle scrolls somehow - // anyway, so don't bother here.. - util.preventDefault(event); - }; + while (output.length < targetLength) { + output = '0' + output; + } + return (sign ? (forceSign ? '+' : '') : '-') + output; + } - /** - * Test whether a point lies inside given 2D triangle - * @param {Point2d} point - * @param {Point2d[]} triangle - * @return {boolean} Returns true if given point lies inside or on the edge of the triangle - * @private - */ - Graph3d.prototype._insideTriangle = function (point, triangle) { - var a = triangle[0], - b = triangle[1], - c = triangle[2]; + // helper function for _.addTime and _.subtractTime + function addOrSubtractDurationFromMoment(mom, duration, isAdding, updateOffset) { + var milliseconds = duration._milliseconds, + days = duration._days, + months = duration._months; + updateOffset = updateOffset == null ? true : updateOffset; - function sign (x) { - return x > 0 ? 1 : x < 0 ? -1 : 0; - } + if (milliseconds) { + mom._d.setTime(+mom._d + milliseconds * isAdding); + } + if (days) { + rawSetter(mom, 'Date', rawGetter(mom, 'Date') + days * isAdding); + } + if (months) { + rawMonthSetter(mom, rawGetter(mom, 'Month') + months * isAdding); + } + if (updateOffset) { + moment.updateOffset(mom, days || months); + } + } - var as = sign((b.x - a.x) * (point.y - a.y) - (b.y - a.y) * (point.x - a.x)); - var bs = sign((c.x - b.x) * (point.y - b.y) - (c.y - b.y) * (point.x - b.x)); - var cs = sign((a.x - c.x) * (point.y - c.y) - (a.y - c.y) * (point.x - c.x)); + // check if is an array + function isArray(input) { + return Object.prototype.toString.call(input) === '[object Array]'; + } - // each of the three signs must be either equal to each other or zero - return (as == 0 || bs == 0 || as == bs) && - (bs == 0 || cs == 0 || bs == cs) && - (as == 0 || cs == 0 || as == cs); - }; + function isDate(input) { + return Object.prototype.toString.call(input) === '[object Date]' || + input instanceof Date; + } - /** - * Find a data point close to given screen position (x, y) - * @param {Number} x - * @param {Number} y - * @return {Object | null} The closest data point or null if not close to any data point - * @private - */ - Graph3d.prototype._dataPointFromXY = function (x, y) { - var i, - distMax = 100, // px - dataPoint = null, - closestDataPoint = null, - closestDist = null, - center = new Point2d(x, y); + // compare two arrays, return the number of differences + function compareArrays(array1, array2, dontConvert) { + var len = Math.min(array1.length, array2.length), + lengthDiff = Math.abs(array1.length - array2.length), + diffs = 0, + i; + for (i = 0; i < len; i++) { + if ((dontConvert && array1[i] !== array2[i]) || + (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) { + diffs++; + } + } + return diffs + lengthDiff; + } - if (this.style === Graph3d.STYLE.BAR || - this.style === Graph3d.STYLE.BARCOLOR || - this.style === Graph3d.STYLE.BARSIZE) { - // the data points are ordered from far away to closest - for (i = this.dataPoints.length - 1; i >= 0; i--) { - dataPoint = this.dataPoints[i]; - var surfaces = dataPoint.surfaces; - if (surfaces) { - for (var s = surfaces.length - 1; s >= 0; s--) { - // split each surface in two triangles, and see if the center point is inside one of these - var surface = surfaces[s]; - var corners = surface.corners; - var triangle1 = [corners[0].screen, corners[1].screen, corners[2].screen]; - var triangle2 = [corners[2].screen, corners[3].screen, corners[0].screen]; - if (this._insideTriangle(center, triangle1) || - this._insideTriangle(center, triangle2)) { - // return immediately at the first hit - return dataPoint; - } + function normalizeUnits(units) { + if (units) { + var lowered = units.toLowerCase().replace(/(.)s$/, '$1'); + units = unitAliases[units] || camelFunctions[lowered] || lowered; } - } + return units; } - } - else { - // find the closest data point, using distance to the center of the point on 2d screen - for (i = 0; i < this.dataPoints.length; i++) { - dataPoint = this.dataPoints[i]; - var point = dataPoint.screen; - if (point) { - var distX = Math.abs(x - point.x); - var distY = Math.abs(y - point.y); - var dist = Math.sqrt(distX * distX + distY * distY); - if ((closestDist === null || dist < closestDist) && dist < distMax) { - closestDist = dist; - closestDataPoint = dataPoint; + function normalizeObjectUnits(inputObject) { + var normalizedInput = {}, + normalizedProp, + prop; + + for (prop in inputObject) { + if (inputObject.hasOwnProperty(prop)) { + normalizedProp = normalizeUnits(prop); + if (normalizedProp) { + normalizedInput[normalizedProp] = inputObject[prop]; + } + } } - } + + return normalizedInput; } - } + function makeList(field) { + var count, setter; - return closestDataPoint; - }; + if (field.indexOf('week') === 0) { + count = 7; + setter = 'day'; + } + else if (field.indexOf('month') === 0) { + count = 12; + setter = 'month'; + } + else { + return; + } - /** - * Display a tooltip for given data point - * @param {Object} dataPoint - * @private - */ - Graph3d.prototype._showTooltip = function (dataPoint) { - var content, line, dot; + moment[field] = function (format, index) { + var i, getter, + method = moment.fn._lang[field], + results = []; - if (!this.tooltip) { - content = document.createElement('div'); - content.style.position = 'absolute'; - content.style.padding = '10px'; - content.style.border = '1px solid #4d4d4d'; - content.style.color = '#1a1a1a'; - content.style.background = 'rgba(255,255,255,0.7)'; - content.style.borderRadius = '2px'; - content.style.boxShadow = '5px 5px 10px rgba(128,128,128,0.5)'; + if (typeof format === 'number') { + index = format; + format = undefined; + } - line = document.createElement('div'); - line.style.position = 'absolute'; - line.style.height = '40px'; - line.style.width = '0'; - line.style.borderLeft = '1px solid #4d4d4d'; + getter = function (i) { + var m = moment().utc().set(setter, i); + return method.call(moment.fn._lang, m, format || ''); + }; - dot = document.createElement('div'); - dot.style.position = 'absolute'; - dot.style.height = '0'; - dot.style.width = '0'; - dot.style.border = '5px solid #4d4d4d'; - dot.style.borderRadius = '5px'; + if (index != null) { + return getter(index); + } + else { + for (i = 0; i < count; i++) { + results.push(getter(i)); + } + return results; + } + }; + } - this.tooltip = { - dataPoint: null, - dom: { - content: content, - line: line, - dot: dot - } - }; - } - else { - content = this.tooltip.dom.content; - line = this.tooltip.dom.line; - dot = this.tooltip.dom.dot; - } + function toInt(argumentForCoercion) { + var coercedNumber = +argumentForCoercion, + value = 0; - this._hideTooltip(); + if (coercedNumber !== 0 && isFinite(coercedNumber)) { + if (coercedNumber >= 0) { + value = Math.floor(coercedNumber); + } else { + value = Math.ceil(coercedNumber); + } + } - this.tooltip.dataPoint = dataPoint; - if (typeof this.showTooltip === 'function') { - content.innerHTML = this.showTooltip(dataPoint.point); - } - else { - content.innerHTML = '' + - '' + - '' + - '' + - '
x:' + dataPoint.point.x + '
y:' + dataPoint.point.y + '
z:' + dataPoint.point.z + '
'; - } + return value; + } - content.style.left = '0'; - content.style.top = '0'; - this.frame.appendChild(content); - this.frame.appendChild(line); - this.frame.appendChild(dot); + function daysInMonth(year, month) { + return new Date(Date.UTC(year, month + 1, 0)).getUTCDate(); + } - // calculate sizes - var contentWidth = content.offsetWidth; - var contentHeight = content.offsetHeight; - var lineHeight = line.offsetHeight; - var dotWidth = dot.offsetWidth; - var dotHeight = dot.offsetHeight; + function weeksInYear(year, dow, doy) { + return weekOfYear(moment([year, 11, 31 + dow - doy]), dow, doy).week; + } - var left = dataPoint.screen.x - contentWidth / 2; - left = Math.min(Math.max(left, 10), this.frame.clientWidth - 10 - contentWidth); + function daysInYear(year) { + return isLeapYear(year) ? 366 : 365; + } - line.style.left = dataPoint.screen.x + 'px'; - line.style.top = (dataPoint.screen.y - lineHeight) + 'px'; - content.style.left = left + 'px'; - content.style.top = (dataPoint.screen.y - lineHeight - contentHeight) + 'px'; - dot.style.left = (dataPoint.screen.x - dotWidth / 2) + 'px'; - dot.style.top = (dataPoint.screen.y - dotHeight / 2) + 'px'; - }; + function isLeapYear(year) { + return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0; + } + + function checkOverflow(m) { + var overflow; + if (m._a && m._pf.overflow === -2) { + overflow = + m._a[MONTH] < 0 || m._a[MONTH] > 11 ? MONTH : + m._a[DATE] < 1 || m._a[DATE] > daysInMonth(m._a[YEAR], m._a[MONTH]) ? DATE : + m._a[HOUR] < 0 || m._a[HOUR] > 23 ? HOUR : + m._a[MINUTE] < 0 || m._a[MINUTE] > 59 ? MINUTE : + m._a[SECOND] < 0 || m._a[SECOND] > 59 ? SECOND : + m._a[MILLISECOND] < 0 || m._a[MILLISECOND] > 999 ? MILLISECOND : + -1; + + if (m._pf._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) { + overflow = DATE; + } - /** - * Hide the tooltip when displayed - * @private - */ - Graph3d.prototype._hideTooltip = function () { - if (this.tooltip) { - this.tooltip.dataPoint = null; + m._pf.overflow = overflow; + } + } - for (var prop in this.tooltip.dom) { - if (this.tooltip.dom.hasOwnProperty(prop)) { - var elem = this.tooltip.dom[prop]; - if (elem && elem.parentNode) { - elem.parentNode.removeChild(elem); + function isValid(m) { + if (m._isValid == null) { + m._isValid = !isNaN(m._d.getTime()) && + m._pf.overflow < 0 && + !m._pf.empty && + !m._pf.invalidMonth && + !m._pf.nullInput && + !m._pf.invalidFormat && + !m._pf.userInvalidated; + + if (m._strict) { + m._isValid = m._isValid && + m._pf.charsLeftOver === 0 && + m._pf.unusedTokens.length === 0; + } } - } + return m._isValid; } - } - }; - /**--------------------------------------------------------------------------**/ + function normalizeLanguage(key) { + return key ? key.toLowerCase().replace('_', '-') : key; + } + // Return a moment from input, that is local/utc/zone equivalent to model. + function makeAs(input, model) { + return model._isUTC ? moment(input).zone(model._offset || 0) : + moment(input).local(); + } - /** - * Get the horizontal mouse position from a mouse event - * @param {Event} event - * @return {Number} mouse x - */ - getMouseX = function(event) { - if ('clientX' in event) return event.clientX; - return event.targetTouches[0] && event.targetTouches[0].clientX || 0; - }; + /************************************ + Languages + ************************************/ - /** - * Get the vertical mouse position from a mouse event - * @param {Event} event - * @return {Number} mouse y - */ - getMouseY = function(event) { - if ('clientY' in event) return event.clientY; - return event.targetTouches[0] && event.targetTouches[0].clientY || 0; - }; - module.exports = Graph3d; + extend(Language.prototype, { + set : function (config) { + var prop, i; + for (i in config) { + prop = config[i]; + if (typeof prop === 'function') { + this[i] = prop; + } else { + this['_' + i] = prop; + } + } + }, -/***/ }, -/* 6 */ -/***/ function(module, exports, __webpack_require__) { + _months : "January_February_March_April_May_June_July_August_September_October_November_December".split("_"), + months : function (m) { + return this._months[m.month()]; + }, - var Point3d = __webpack_require__(9); + _monthsShort : "Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec".split("_"), + monthsShort : function (m) { + return this._monthsShort[m.month()]; + }, - /** - * @class Camera - * The camera is mounted on a (virtual) camera arm. The camera arm can rotate - * The camera is always looking in the direction of the origin of the arm. - * This way, the camera always rotates around one fixed point, the location - * of the camera arm. - * - * Documentation: - * http://en.wikipedia.org/wiki/3D_projection - */ - Camera = function () { - this.armLocation = new Point3d(); - this.armRotation = {}; - this.armRotation.horizontal = 0; - this.armRotation.vertical = 0; - this.armLength = 1.7; + monthsParse : function (monthName) { + var i, mom, regex; - this.cameraLocation = new Point3d(); - this.cameraRotation = new Point3d(0.5*Math.PI, 0, 0); + if (!this._monthsParse) { + this._monthsParse = []; + } - this.calculateCameraOrientation(); - }; + for (i = 0; i < 12; i++) { + // make the regex if we don't have it already + if (!this._monthsParse[i]) { + mom = moment.utc([2000, i]); + regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, ''); + this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (this._monthsParse[i].test(monthName)) { + return i; + } + } + }, - /** - * Set the location (origin) of the arm - * @param {Number} x Normalized value of x - * @param {Number} y Normalized value of y - * @param {Number} z Normalized value of z - */ - Camera.prototype.setArmLocation = function(x, y, z) { - this.armLocation.x = x; - this.armLocation.y = y; - this.armLocation.z = z; + _weekdays : "Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday".split("_"), + weekdays : function (m) { + return this._weekdays[m.day()]; + }, - this.calculateCameraOrientation(); - }; + _weekdaysShort : "Sun_Mon_Tue_Wed_Thu_Fri_Sat".split("_"), + weekdaysShort : function (m) { + return this._weekdaysShort[m.day()]; + }, - /** - * Set the rotation of the camera arm - * @param {Number} horizontal The horizontal rotation, between 0 and 2*PI. - * Optional, can be left undefined. - * @param {Number} vertical The vertical rotation, between 0 and 0.5*PI - * if vertical=0.5*PI, the graph is shown from the - * top. Optional, can be left undefined. - */ - Camera.prototype.setArmRotation = function(horizontal, vertical) { - if (horizontal !== undefined) { - this.armRotation.horizontal = horizontal; - } + _weekdaysMin : "Su_Mo_Tu_We_Th_Fr_Sa".split("_"), + weekdaysMin : function (m) { + return this._weekdaysMin[m.day()]; + }, - if (vertical !== undefined) { - this.armRotation.vertical = vertical; - if (this.armRotation.vertical < 0) this.armRotation.vertical = 0; - if (this.armRotation.vertical > 0.5*Math.PI) this.armRotation.vertical = 0.5*Math.PI; - } + weekdaysParse : function (weekdayName) { + var i, mom, regex; - if (horizontal !== undefined || vertical !== undefined) { - this.calculateCameraOrientation(); - } - }; + if (!this._weekdaysParse) { + this._weekdaysParse = []; + } - /** - * Retrieve the current arm rotation - * @return {object} An object with parameters horizontal and vertical - */ - Camera.prototype.getArmRotation = function() { - var rot = {}; - rot.horizontal = this.armRotation.horizontal; - rot.vertical = this.armRotation.vertical; + for (i = 0; i < 7; i++) { + // make the regex if we don't have it already + if (!this._weekdaysParse[i]) { + mom = moment([2000, 1]).day(i); + regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, ''); + this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (this._weekdaysParse[i].test(weekdayName)) { + return i; + } + } + }, - return rot; - }; + _longDateFormat : { + LT : "h:mm A", + L : "MM/DD/YYYY", + LL : "MMMM D YYYY", + LLL : "MMMM D YYYY LT", + LLLL : "dddd, MMMM D YYYY LT" + }, + longDateFormat : function (key) { + var output = this._longDateFormat[key]; + if (!output && this._longDateFormat[key.toUpperCase()]) { + output = this._longDateFormat[key.toUpperCase()].replace(/MMMM|MM|DD|dddd/g, function (val) { + return val.slice(1); + }); + this._longDateFormat[key] = output; + } + return output; + }, - /** - * Set the (normalized) length of the camera arm. - * @param {Number} length A length between 0.71 and 5.0 - */ - Camera.prototype.setArmLength = function(length) { - if (length === undefined) - return; + isPM : function (input) { + // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays + // Using charAt should be more compatible. + return ((input + '').toLowerCase().charAt(0) === 'p'); + }, - this.armLength = length; + _meridiemParse : /[ap]\.?m?\.?/i, + meridiem : function (hours, minutes, isLower) { + if (hours > 11) { + return isLower ? 'pm' : 'PM'; + } else { + return isLower ? 'am' : 'AM'; + } + }, - // Radius must be larger than the corner of the graph, - // which has a distance of sqrt(0.5^2+0.5^2) = 0.71 from the center of the - // graph - if (this.armLength < 0.71) this.armLength = 0.71; - if (this.armLength > 5.0) this.armLength = 5.0; + _calendar : { + sameDay : '[Today at] LT', + nextDay : '[Tomorrow at] LT', + nextWeek : 'dddd [at] LT', + lastDay : '[Yesterday at] LT', + lastWeek : '[Last] dddd [at] LT', + sameElse : 'L' + }, + calendar : function (key, mom) { + var output = this._calendar[key]; + return typeof output === 'function' ? output.apply(mom) : output; + }, - this.calculateCameraOrientation(); - }; + _relativeTime : { + future : "in %s", + past : "%s ago", + s : "a few seconds", + m : "a minute", + mm : "%d minutes", + h : "an hour", + hh : "%d hours", + d : "a day", + dd : "%d days", + M : "a month", + MM : "%d months", + y : "a year", + yy : "%d years" + }, + relativeTime : function (number, withoutSuffix, string, isFuture) { + var output = this._relativeTime[string]; + return (typeof output === 'function') ? + output(number, withoutSuffix, string, isFuture) : + output.replace(/%d/i, number); + }, + pastFuture : function (diff, output) { + var format = this._relativeTime[diff > 0 ? 'future' : 'past']; + return typeof format === 'function' ? format(output) : format.replace(/%s/i, output); + }, - /** - * Retrieve the arm length - * @return {Number} length - */ - Camera.prototype.getArmLength = function() { - return this.armLength; - }; + ordinal : function (number) { + return this._ordinal.replace("%d", number); + }, + _ordinal : "%d", - /** - * Retrieve the camera location - * @return {Point3d} cameraLocation - */ - Camera.prototype.getCameraLocation = function() { - return this.cameraLocation; - }; + preparse : function (string) { + return string; + }, - /** - * Retrieve the camera rotation - * @return {Point3d} cameraRotation - */ - Camera.prototype.getCameraRotation = function() { - return this.cameraRotation; - }; + postformat : function (string) { + return string; + }, - /** - * Calculate the location and rotation of the camera based on the - * position and orientation of the camera arm - */ - Camera.prototype.calculateCameraOrientation = function() { - // calculate location of the camera - this.cameraLocation.x = this.armLocation.x - this.armLength * Math.sin(this.armRotation.horizontal) * Math.cos(this.armRotation.vertical); - this.cameraLocation.y = this.armLocation.y - this.armLength * Math.cos(this.armRotation.horizontal) * Math.cos(this.armRotation.vertical); - this.cameraLocation.z = this.armLocation.z + this.armLength * Math.sin(this.armRotation.vertical); + week : function (mom) { + return weekOfYear(mom, this._week.dow, this._week.doy).week; + }, - // calculate rotation of the camera - this.cameraRotation.x = Math.PI/2 - this.armRotation.vertical; - this.cameraRotation.y = 0; - this.cameraRotation.z = -this.armRotation.horizontal; - }; + _week : { + dow : 0, // Sunday is the first day of the week. + doy : 6 // The week that contains Jan 1st is the first week of the year. + }, - module.exports = Camera; + _invalidDate: 'Invalid date', + invalidDate: function () { + return this._invalidDate; + } + }); -/***/ }, -/* 7 */ -/***/ function(module, exports, __webpack_require__) { + // Loads a language definition into the `languages` cache. The function + // takes a key and optionally values. If not in the browser and no values + // are provided, it will load the language file module. As a convenience, + // this function also returns the language values. + function loadLang(key, values) { + values.abbr = key; + if (!languages[key]) { + languages[key] = new Language(); + } + languages[key].set(values); + return languages[key]; + } - var DataView = __webpack_require__(4); + // Remove a language from the `languages` cache. Mostly useful in tests. + function unloadLang(key) { + delete languages[key]; + } - /** - * @class Filter - * - * @param {DataSet} data The google data table - * @param {Number} column The index of the column to be filtered - * @param {Graph} graph The graph - */ - function Filter (data, column, graph) { - this.data = data; - this.column = column; - this.graph = graph; // the parent graph + // Determines which language definition to use and returns it. + // + // With no parameters, it will return the global language. If you + // pass in a language key, such as 'en', it will return the + // definition for 'en', so long as 'en' has already been loaded using + // moment.lang. + function getLangDefinition(key) { + var i = 0, j, lang, next, split, + get = function (k) { + if (!languages[k] && hasModule) { + try { + __webpack_require__(4)("./" + k); + } catch (e) { } + } + return languages[k]; + }; - this.index = undefined; - this.value = undefined; + if (!key) { + return moment.fn._lang; + } - // read all distinct values and select the first one - this.values = graph.getDistinctValues(data.get(), this.column); + if (!isArray(key)) { + //short-circuit everything else + lang = get(key); + if (lang) { + return lang; + } + key = [key]; + } - // sort both numeric and string values correctly - this.values.sort(function (a, b) { - return a > b ? 1 : a < b ? -1 : 0; - }); + //pick the language from the array + //try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each + //substring from most specific to least, but move to the next array item if it's a more specific variant than the current root + while (i < key.length) { + split = normalizeLanguage(key[i]).split('-'); + j = split.length; + next = normalizeLanguage(key[i + 1]); + next = next ? next.split('-') : null; + while (j > 0) { + lang = get(split.slice(0, j).join('-')); + if (lang) { + return lang; + } + if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) { + //the next array item is better than a shallower substring of this one + break; + } + j--; + } + i++; + } + return moment.fn._lang; + } - if (this.values.length > 0) { - this.selectValue(0); - } + /************************************ + Formatting + ************************************/ - // create an array with the filtered datapoints. this will be loaded afterwards - this.dataPoints = []; - this.loaded = false; - this.onLoadCallback = undefined; + function removeFormattingTokens(input) { + if (input.match(/\[[\s\S]/)) { + return input.replace(/^\[|\]$/g, ""); + } + return input.replace(/\\/g, ""); + } - if (graph.animationPreload) { - this.loaded = false; - this.loadInBackground(); - } - else { - this.loaded = true; - } - }; + function makeFormatFunction(format) { + var array = format.match(formattingTokens), i, length; + for (i = 0, length = array.length; i < length; i++) { + if (formatTokenFunctions[array[i]]) { + array[i] = formatTokenFunctions[array[i]]; + } else { + array[i] = removeFormattingTokens(array[i]); + } + } - /** - * Return the label - * @return {string} label - */ - Filter.prototype.isLoaded = function() { - return this.loaded; - }; + return function (mom) { + var output = ""; + for (i = 0; i < length; i++) { + output += array[i] instanceof Function ? array[i].call(mom, format) : array[i]; + } + return output; + }; + } + // format date using native date object + function formatMoment(m, format) { - /** - * Return the loaded progress - * @return {Number} percentage between 0 and 100 - */ - Filter.prototype.getLoadedProgress = function() { - var len = this.values.length; + if (!m.isValid()) { + return m.lang().invalidDate(); + } - var i = 0; - while (this.dataPoints[i]) { - i++; - } + format = expandFormat(format, m.lang()); - return Math.round(i / len * 100); - }; + if (!formatFunctions[format]) { + formatFunctions[format] = makeFormatFunction(format); + } + return formatFunctions[format](m); + } - /** - * Return the label - * @return {string} label - */ - Filter.prototype.getLabel = function() { - return this.graph.filterLabel; - }; + function expandFormat(format, lang) { + var i = 5; + function replaceLongDateFormatTokens(input) { + return lang.longDateFormat(input) || input; + } - /** - * Return the columnIndex of the filter - * @return {Number} columnIndex - */ - Filter.prototype.getColumn = function() { - return this.column; - }; + localFormattingTokens.lastIndex = 0; + while (i >= 0 && localFormattingTokens.test(format)) { + format = format.replace(localFormattingTokens, replaceLongDateFormatTokens); + localFormattingTokens.lastIndex = 0; + i -= 1; + } - /** - * Return the currently selected value. Returns undefined if there is no selection - * @return {*} value - */ - Filter.prototype.getSelectedValue = function() { - if (this.index === undefined) - return undefined; + return format; + } - return this.values[this.index]; - }; - /** - * Retrieve all values of the filter - * @return {Array} values - */ - Filter.prototype.getValues = function() { - return this.values; - }; + /************************************ + Parsing + ************************************/ - /** - * Retrieve one value of the filter - * @param {Number} index - * @return {*} value - */ - Filter.prototype.getValue = function(index) { - if (index >= this.values.length) - throw 'Error: index out of range'; - return this.values[index]; - }; + // get the regex to find the next token + function getParseRegexForToken(token, config) { + var a, strict = config._strict; + switch (token) { + case 'Q': + return parseTokenOneDigit; + case 'DDDD': + return parseTokenThreeDigits; + case 'YYYY': + case 'GGGG': + case 'gggg': + return strict ? parseTokenFourDigits : parseTokenOneToFourDigits; + case 'Y': + case 'G': + case 'g': + return parseTokenSignedNumber; + case 'YYYYYY': + case 'YYYYY': + case 'GGGGG': + case 'ggggg': + return strict ? parseTokenSixDigits : parseTokenOneToSixDigits; + case 'S': + if (strict) { return parseTokenOneDigit; } + /* falls through */ + case 'SS': + if (strict) { return parseTokenTwoDigits; } + /* falls through */ + case 'SSS': + if (strict) { return parseTokenThreeDigits; } + /* falls through */ + case 'DDD': + return parseTokenOneToThreeDigits; + case 'MMM': + case 'MMMM': + case 'dd': + case 'ddd': + case 'dddd': + return parseTokenWord; + case 'a': + case 'A': + return getLangDefinition(config._l)._meridiemParse; + case 'X': + return parseTokenTimestampMs; + case 'Z': + case 'ZZ': + return parseTokenTimezone; + case 'T': + return parseTokenT; + case 'SSSS': + return parseTokenDigits; + case 'MM': + case 'DD': + case 'YY': + case 'GG': + case 'gg': + case 'HH': + case 'hh': + case 'mm': + case 'ss': + case 'ww': + case 'WW': + return strict ? parseTokenTwoDigits : parseTokenOneOrTwoDigits; + case 'M': + case 'D': + case 'd': + case 'H': + case 'h': + case 'm': + case 's': + case 'w': + case 'W': + case 'e': + case 'E': + return parseTokenOneOrTwoDigits; + case 'Do': + return parseTokenOrdinal; + default : + a = new RegExp(regexpEscape(unescapeFormat(token.replace('\\', '')), "i")); + return a; + } + } + function timezoneMinutesFromString(string) { + string = string || ""; + var possibleTzMatches = (string.match(parseTokenTimezone) || []), + tzChunk = possibleTzMatches[possibleTzMatches.length - 1] || [], + parts = (tzChunk + '').match(parseTimezoneChunker) || ['-', 0, 0], + minutes = +(parts[1] * 60) + toInt(parts[2]); - /** - * Retrieve the (filtered) dataPoints for the currently selected filter index - * @param {Number} [index] (optional) - * @return {Array} dataPoints - */ - Filter.prototype._getDataPoints = function(index) { - if (index === undefined) - index = this.index; + return parts[0] === '+' ? -minutes : minutes; + } - if (index === undefined) - return []; + // function to convert string input to date + function addTimeToArrayFromToken(token, input, config) { + var a, datePartArray = config._a; - var dataPoints; - if (this.dataPoints[index]) { - dataPoints = this.dataPoints[index]; - } - else { - var f = {}; - f.column = this.column; - f.value = this.values[index]; + switch (token) { + // QUARTER + case 'Q': + if (input != null) { + datePartArray[MONTH] = (toInt(input) - 1) * 3; + } + break; + // MONTH + case 'M' : // fall through to MM + case 'MM' : + if (input != null) { + datePartArray[MONTH] = toInt(input) - 1; + } + break; + case 'MMM' : // fall through to MMMM + case 'MMMM' : + a = getLangDefinition(config._l).monthsParse(input); + // if we didn't find a month name, mark the date as invalid. + if (a != null) { + datePartArray[MONTH] = a; + } else { + config._pf.invalidMonth = input; + } + break; + // DAY OF MONTH + case 'D' : // fall through to DD + case 'DD' : + if (input != null) { + datePartArray[DATE] = toInt(input); + } + break; + case 'Do' : + if (input != null) { + datePartArray[DATE] = toInt(parseInt(input, 10)); + } + break; + // DAY OF YEAR + case 'DDD' : // fall through to DDDD + case 'DDDD' : + if (input != null) { + config._dayOfYear = toInt(input); + } - var dataView = new DataView(this.data,{filter: function (item) {return (item[f.column] == f.value);}}).get(); - dataPoints = this.graph._getDataPoints(dataView); + break; + // YEAR + case 'YY' : + datePartArray[YEAR] = moment.parseTwoDigitYear(input); + break; + case 'YYYY' : + case 'YYYYY' : + case 'YYYYYY' : + datePartArray[YEAR] = toInt(input); + break; + // AM / PM + case 'a' : // fall through to A + case 'A' : + config._isPm = getLangDefinition(config._l).isPM(input); + break; + // 24 HOUR + case 'H' : // fall through to hh + case 'HH' : // fall through to hh + case 'h' : // fall through to hh + case 'hh' : + datePartArray[HOUR] = toInt(input); + break; + // MINUTE + case 'm' : // fall through to mm + case 'mm' : + datePartArray[MINUTE] = toInt(input); + break; + // SECOND + case 's' : // fall through to ss + case 'ss' : + datePartArray[SECOND] = toInt(input); + break; + // MILLISECOND + case 'S' : + case 'SS' : + case 'SSS' : + case 'SSSS' : + datePartArray[MILLISECOND] = toInt(('0.' + input) * 1000); + break; + // UNIX TIMESTAMP WITH MS + case 'X': + config._d = new Date(parseFloat(input) * 1000); + break; + // TIMEZONE + case 'Z' : // fall through to ZZ + case 'ZZ' : + config._useUTC = true; + config._tzm = timezoneMinutesFromString(input); + break; + // WEEKDAY - human + case 'dd': + case 'ddd': + case 'dddd': + a = getLangDefinition(config._l).weekdaysParse(input); + // if we didn't get a weekday name, mark the date as invalid + if (a != null) { + config._w = config._w || {}; + config._w['d'] = a; + } else { + config._pf.invalidWeekday = input; + } + break; + // WEEK, WEEK DAY - numeric + case 'w': + case 'ww': + case 'W': + case 'WW': + case 'd': + case 'e': + case 'E': + token = token.substr(0, 1); + /* falls through */ + case 'gggg': + case 'GGGG': + case 'GGGGG': + token = token.substr(0, 2); + if (input) { + config._w = config._w || {}; + config._w[token] = toInt(input); + } + break; + case 'gg': + case 'GG': + config._w = config._w || {}; + config._w[token] = moment.parseTwoDigitYear(input); + } + } - this.dataPoints[index] = dataPoints; - } + function dayOfYearFromWeekInfo(config) { + var w, weekYear, week, weekday, dow, doy, temp, lang; - return dataPoints; - }; + w = config._w; + if (w.GG != null || w.W != null || w.E != null) { + dow = 1; + doy = 4; + // TODO: We need to take the current isoWeekYear, but that depends on + // how we interpret now (local, utc, fixed offset). So create + // a now version of current config (take local/utc/offset flags, and + // create now). + weekYear = dfl(w.GG, config._a[YEAR], weekOfYear(moment(), 1, 4).year); + week = dfl(w.W, 1); + weekday = dfl(w.E, 1); + } else { + lang = getLangDefinition(config._l); + dow = lang._week.dow; + doy = lang._week.doy; + weekYear = dfl(w.gg, config._a[YEAR], weekOfYear(moment(), dow, doy).year); + week = dfl(w.w, 1); - /** - * Set a callback function when the filter is fully loaded. - */ - Filter.prototype.setOnLoadCallback = function(callback) { - this.onLoadCallback = callback; - }; + if (w.d != null) { + // weekday -- low day numbers are considered next week + weekday = w.d; + if (weekday < dow) { + ++week; + } + } else if (w.e != null) { + // local weekday -- counting starts from begining of week + weekday = w.e + dow; + } else { + // default to begining of week + weekday = dow; + } + } + temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow); + config._a[YEAR] = temp.year; + config._dayOfYear = temp.dayOfYear; + } - /** - * Add a value to the list with available values for this filter - * No double entries will be created. - * @param {Number} index - */ - Filter.prototype.selectValue = function(index) { - if (index >= this.values.length) - throw 'Error: index out of range'; + // convert an array to a date. + // the array should mirror the parameters below + // note: all values past the year are optional and will default to the lowest possible value. + // [year, month, day , hour, minute, second, millisecond] + function dateFromConfig(config) { + var i, date, input = [], currentDate, yearToUse; - this.index = index; - this.value = this.values[index]; - }; + if (config._d) { + return; + } - /** - * Load all filtered rows in the background one by one - * Start this method without providing an index! - */ - Filter.prototype.loadInBackground = function(index) { - if (index === undefined) - index = 0; + currentDate = currentDateArray(config); - var frame = this.graph.frame; + //compute day of the year from weeks and weekdays + if (config._w && config._a[DATE] == null && config._a[MONTH] == null) { + dayOfYearFromWeekInfo(config); + } - if (index < this.values.length) { - var dataPointsTemp = this._getDataPoints(index); - //this.graph.redrawInfo(); // TODO: not neat + //if the day of the year is set, figure out what it is + if (config._dayOfYear) { + yearToUse = dfl(config._a[YEAR], currentDate[YEAR]); - // create a progress box - if (frame.progress === undefined) { - frame.progress = document.createElement('DIV'); - frame.progress.style.position = 'absolute'; - frame.progress.style.color = 'gray'; - frame.appendChild(frame.progress); - } - var progress = this.getLoadedProgress(); - frame.progress.innerHTML = 'Loading animation... ' + progress + '%'; - // TODO: this is no nice solution... - frame.progress.style.bottom = 60 + 'px'; // TODO: use height of slider - frame.progress.style.left = 10 + 'px'; + if (config._dayOfYear > daysInYear(yearToUse)) { + config._pf._overflowDayOfYear = true; + } - var me = this; - setTimeout(function() {me.loadInBackground(index+1);}, 10); - this.loaded = false; - } - else { - this.loaded = true; + date = makeUTCDate(yearToUse, 0, config._dayOfYear); + config._a[MONTH] = date.getUTCMonth(); + config._a[DATE] = date.getUTCDate(); + } - // remove the progress box - if (frame.progress !== undefined) { - frame.removeChild(frame.progress); - frame.progress = undefined; - } + // Default to current date. + // * if no year, month, day of month are given, default to today + // * if day of month is given, default month and year + // * if month is given, default only year + // * if year is given, don't default anything + for (i = 0; i < 3 && config._a[i] == null; ++i) { + config._a[i] = input[i] = currentDate[i]; + } - if (this.onLoadCallback) - this.onLoadCallback(); - } - }; + // Zero out whatever was not defaulted, including time + for (; i < 7; i++) { + config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i]; + } - module.exports = Filter; + config._d = (config._useUTC ? makeUTCDate : makeDate).apply(null, input); + // Apply timezone offset from input. The actual zone can be changed + // with parseZone. + if (config._tzm != null) { + config._d.setUTCMinutes(config._d.getUTCMinutes() + config._tzm); + } + } + function dateFromObject(config) { + var normalizedInput; -/***/ }, -/* 8 */ -/***/ function(module, exports, __webpack_require__) { + if (config._d) { + return; + } - /** - * @prototype Point2d - * @param {Number} [x] - * @param {Number} [y] - */ - Point2d = function (x, y) { - this.x = x !== undefined ? x : 0; - this.y = y !== undefined ? y : 0; - }; + normalizedInput = normalizeObjectUnits(config._i); + config._a = [ + normalizedInput.year, + normalizedInput.month, + normalizedInput.day, + normalizedInput.hour, + normalizedInput.minute, + normalizedInput.second, + normalizedInput.millisecond + ]; - module.exports = Point2d; + dateFromConfig(config); + } + function currentDateArray(config) { + var now = new Date(); + if (config._useUTC) { + return [ + now.getUTCFullYear(), + now.getUTCMonth(), + now.getUTCDate() + ]; + } else { + return [now.getFullYear(), now.getMonth(), now.getDate()]; + } + } -/***/ }, -/* 9 */ -/***/ function(module, exports, __webpack_require__) { + // date from string and format string + function makeDateFromStringAndFormat(config) { - /** - * @prototype Point3d - * @param {Number} [x] - * @param {Number} [y] - * @param {Number} [z] - */ - function Point3d(x, y, z) { - this.x = x !== undefined ? x : 0; - this.y = y !== undefined ? y : 0; - this.z = z !== undefined ? z : 0; - }; + if (config._f === moment.ISO_8601) { + parseISO(config); + return; + } - /** - * Subtract the two provided points, returns a-b - * @param {Point3d} a - * @param {Point3d} b - * @return {Point3d} a-b - */ - Point3d.subtract = function(a, b) { - var sub = new Point3d(); - sub.x = a.x - b.x; - sub.y = a.y - b.y; - sub.z = a.z - b.z; - return sub; - }; + config._a = []; + config._pf.empty = true; - /** - * Add the two provided points, returns a+b - * @param {Point3d} a - * @param {Point3d} b - * @return {Point3d} a+b - */ - Point3d.add = function(a, b) { - var sum = new Point3d(); - sum.x = a.x + b.x; - sum.y = a.y + b.y; - sum.z = a.z + b.z; - return sum; - }; + // This array is used to make a Date, either with `new Date` or `Date.UTC` + var lang = getLangDefinition(config._l), + string = '' + config._i, + i, parsedInput, tokens, token, skipped, + stringLength = string.length, + totalParsedInputLength = 0; - /** - * Calculate the average of two 3d points - * @param {Point3d} a - * @param {Point3d} b - * @return {Point3d} The average, (a+b)/2 - */ - Point3d.avg = function(a, b) { - return new Point3d( - (a.x + b.x) / 2, - (a.y + b.y) / 2, - (a.z + b.z) / 2 - ); - }; + tokens = expandFormat(config._f, lang).match(formattingTokens) || []; - /** - * Calculate the cross product of the two provided points, returns axb - * Documentation: http://en.wikipedia.org/wiki/Cross_product - * @param {Point3d} a - * @param {Point3d} b - * @return {Point3d} cross product axb - */ - Point3d.crossProduct = function(a, b) { - var crossproduct = new Point3d(); + for (i = 0; i < tokens.length; i++) { + token = tokens[i]; + parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0]; + if (parsedInput) { + skipped = string.substr(0, string.indexOf(parsedInput)); + if (skipped.length > 0) { + config._pf.unusedInput.push(skipped); + } + string = string.slice(string.indexOf(parsedInput) + parsedInput.length); + totalParsedInputLength += parsedInput.length; + } + // don't parse if it's not a known token + if (formatTokenFunctions[token]) { + if (parsedInput) { + config._pf.empty = false; + } + else { + config._pf.unusedTokens.push(token); + } + addTimeToArrayFromToken(token, parsedInput, config); + } + else if (config._strict && !parsedInput) { + config._pf.unusedTokens.push(token); + } + } - crossproduct.x = a.y * b.z - a.z * b.y; - crossproduct.y = a.z * b.x - a.x * b.z; - crossproduct.z = a.x * b.y - a.y * b.x; + // add remaining unparsed input length to the string + config._pf.charsLeftOver = stringLength - totalParsedInputLength; + if (string.length > 0) { + config._pf.unusedInput.push(string); + } - return crossproduct; - }; + // handle am pm + if (config._isPm && config._a[HOUR] < 12) { + config._a[HOUR] += 12; + } + // if is 12 am, change hours to 0 + if (config._isPm === false && config._a[HOUR] === 12) { + config._a[HOUR] = 0; + } + dateFromConfig(config); + checkOverflow(config); + } - /** - * Rtrieve the length of the vector (or the distance from this point to the origin - * @return {Number} length - */ - Point3d.prototype.length = function() { - return Math.sqrt( - this.x * this.x + - this.y * this.y + - this.z * this.z - ); - }; + function unescapeFormat(s) { + return s.replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) { + return p1 || p2 || p3 || p4; + }); + } - module.exports = Point3d; + // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript + function regexpEscape(s) { + return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'); + } + // date from string and array of format strings + function makeDateFromStringAndArray(config) { + var tempConfig, + bestMoment, -/***/ }, -/* 10 */ -/***/ function(module, exports, __webpack_require__) { + scoreToBeat, + i, + currentScore; - var util = __webpack_require__(1); + if (config._f.length === 0) { + config._pf.invalidFormat = true; + config._d = new Date(NaN); + return; + } - /** - * @constructor Slider - * - * An html slider control with start/stop/prev/next buttons - * @param {Element} container The element where the slider will be created - * @param {Object} options Available options: - * {boolean} visible If true (default) the - * slider is visible. - */ - function Slider(container, options) { - if (container === undefined) { - throw 'Error: No container element defined'; - } - this.container = container; - this.visible = (options && options.visible != undefined) ? options.visible : true; + for (i = 0; i < config._f.length; i++) { + currentScore = 0; + tempConfig = extend({}, config); + tempConfig._pf = defaultParsingFlags(); + tempConfig._f = config._f[i]; + makeDateFromStringAndFormat(tempConfig); - if (this.visible) { - this.frame = document.createElement('DIV'); - //this.frame.style.backgroundColor = '#E5E5E5'; - this.frame.style.width = '100%'; - this.frame.style.position = 'relative'; - this.container.appendChild(this.frame); + if (!isValid(tempConfig)) { + continue; + } - this.frame.prev = document.createElement('INPUT'); - this.frame.prev.type = 'BUTTON'; - this.frame.prev.value = 'Prev'; - this.frame.appendChild(this.frame.prev); + // if there is any input that was not parsed add a penalty for that format + currentScore += tempConfig._pf.charsLeftOver; - this.frame.play = document.createElement('INPUT'); - this.frame.play.type = 'BUTTON'; - this.frame.play.value = 'Play'; - this.frame.appendChild(this.frame.play); + //or tokens + currentScore += tempConfig._pf.unusedTokens.length * 10; - this.frame.next = document.createElement('INPUT'); - this.frame.next.type = 'BUTTON'; - this.frame.next.value = 'Next'; - this.frame.appendChild(this.frame.next); + tempConfig._pf.score = currentScore; - this.frame.bar = document.createElement('INPUT'); - this.frame.bar.type = 'BUTTON'; - this.frame.bar.style.position = 'absolute'; - this.frame.bar.style.border = '1px solid red'; - this.frame.bar.style.width = '100px'; - this.frame.bar.style.height = '6px'; - this.frame.bar.style.borderRadius = '2px'; - this.frame.bar.style.MozBorderRadius = '2px'; - this.frame.bar.style.border = '1px solid #7F7F7F'; - this.frame.bar.style.backgroundColor = '#E5E5E5'; - this.frame.appendChild(this.frame.bar); + if (scoreToBeat == null || currentScore < scoreToBeat) { + scoreToBeat = currentScore; + bestMoment = tempConfig; + } + } - this.frame.slide = document.createElement('INPUT'); - this.frame.slide.type = 'BUTTON'; - this.frame.slide.style.margin = '0px'; - this.frame.slide.value = ' '; - this.frame.slide.style.position = 'relative'; - this.frame.slide.style.left = '-100px'; - this.frame.appendChild(this.frame.slide); + extend(config, bestMoment || tempConfig); + } - // create events - var me = this; - this.frame.slide.onmousedown = function (event) {me._onMouseDown(event);}; - this.frame.prev.onclick = function (event) {me.prev(event);}; - this.frame.play.onclick = function (event) {me.togglePlay(event);}; - this.frame.next.onclick = function (event) {me.next(event);}; - } + // date from iso format + function parseISO(config) { + var i, l, + string = config._i, + match = isoRegex.exec(string); - this.onChangeCallback = undefined; + if (match) { + config._pf.iso = true; + for (i = 0, l = isoDates.length; i < l; i++) { + if (isoDates[i][1].exec(string)) { + // match[5] should be "T" or undefined + config._f = isoDates[i][0] + (match[6] || " "); + break; + } + } + for (i = 0, l = isoTimes.length; i < l; i++) { + if (isoTimes[i][1].exec(string)) { + config._f += isoTimes[i][0]; + break; + } + } + if (string.match(parseTokenTimezone)) { + config._f += "Z"; + } + makeDateFromStringAndFormat(config); + } else { + config._isValid = false; + } + } - this.values = []; - this.index = undefined; + // date from iso format or fallback + function makeDateFromString(config) { + parseISO(config); + if (config._isValid === false) { + delete config._isValid; + moment.createFromInputFallback(config); + } + } - this.playTimeout = undefined; - this.playInterval = 1000; // milliseconds - this.playLoop = true; - } + function makeDateFromInput(config) { + var input = config._i, + matched = aspNetJsonRegex.exec(input); - /** - * Select the previous index - */ - Slider.prototype.prev = function() { - var index = this.getIndex(); - if (index > 0) { - index--; - this.setIndex(index); - } - }; + if (input === undefined) { + config._d = new Date(); + } else if (matched) { + config._d = new Date(+matched[1]); + } else if (typeof input === 'string') { + makeDateFromString(config); + } else if (isArray(input)) { + config._a = input.slice(0); + dateFromConfig(config); + } else if (isDate(input)) { + config._d = new Date(+input); + } else if (typeof(input) === 'object') { + dateFromObject(config); + } else if (typeof(input) === 'number') { + // from milliseconds + config._d = new Date(input); + } else { + moment.createFromInputFallback(config); + } + } - /** - * Select the next index - */ - Slider.prototype.next = function() { - var index = this.getIndex(); - if (index < this.values.length - 1) { - index++; - this.setIndex(index); - } - }; + function makeDate(y, m, d, h, M, s, ms) { + //can't just apply() to create a date: + //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply + var date = new Date(y, m, d, h, M, s, ms); - /** - * Select the next index - */ - Slider.prototype.playNext = function() { - var start = new Date(); + //the date constructor doesn't accept years < 1970 + if (y < 1970) { + date.setFullYear(y); + } + return date; + } - var index = this.getIndex(); - if (index < this.values.length - 1) { - index++; - this.setIndex(index); - } - else if (this.playLoop) { - // jump to the start - index = 0; - this.setIndex(index); - } + function makeUTCDate(y) { + var date = new Date(Date.UTC.apply(null, arguments)); + if (y < 1970) { + date.setUTCFullYear(y); + } + return date; + } - var end = new Date(); - var diff = (end - start); + function parseWeekday(input, language) { + if (typeof input === 'string') { + if (!isNaN(input)) { + input = parseInt(input, 10); + } + else { + input = language.weekdaysParse(input); + if (typeof input !== 'number') { + return null; + } + } + } + return input; + } - // calculate how much time it to to set the index and to execute the callback - // function. - var interval = Math.max(this.playInterval - diff, 0); - // document.title = diff // TODO: cleanup + /************************************ + Relative Time + ************************************/ - var me = this; - this.playTimeout = setTimeout(function() {me.playNext();}, interval); - }; - /** - * Toggle start or stop playing - */ - Slider.prototype.togglePlay = function() { - if (this.playTimeout === undefined) { - this.play(); - } else { - this.stop(); - } - }; + // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize + function substituteTimeAgo(string, number, withoutSuffix, isFuture, lang) { + return lang.relativeTime(number || 1, !!withoutSuffix, string, isFuture); + } + + function relativeTime(milliseconds, withoutSuffix, lang) { + var seconds = round(Math.abs(milliseconds) / 1000), + minutes = round(seconds / 60), + hours = round(minutes / 60), + days = round(hours / 24), + years = round(days / 365), + args = seconds < relativeTimeThresholds.s && ['s', seconds] || + minutes === 1 && ['m'] || + minutes < relativeTimeThresholds.m && ['mm', minutes] || + hours === 1 && ['h'] || + hours < relativeTimeThresholds.h && ['hh', hours] || + days === 1 && ['d'] || + days <= relativeTimeThresholds.dd && ['dd', days] || + days <= relativeTimeThresholds.dm && ['M'] || + days < relativeTimeThresholds.dy && ['MM', round(days / 30)] || + years === 1 && ['y'] || ['yy', years]; + args[2] = withoutSuffix; + args[3] = milliseconds > 0; + args[4] = lang; + return substituteTimeAgo.apply({}, args); + } - /** - * Start playing - */ - Slider.prototype.play = function() { - // Test whether already playing - if (this.playTimeout) return; - this.playNext(); + /************************************ + Week of Year + ************************************/ - if (this.frame) { - this.frame.play.value = 'Stop'; - } - }; - /** - * Stop playing - */ - Slider.prototype.stop = function() { - clearInterval(this.playTimeout); - this.playTimeout = undefined; + // firstDayOfWeek 0 = sun, 6 = sat + // the day of the week that starts the week + // (usually sunday or monday) + // firstDayOfWeekOfYear 0 = sun, 6 = sat + // the first week is the week that contains the first + // of this day of the week + // (eg. ISO weeks use thursday (4)) + function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) { + var end = firstDayOfWeekOfYear - firstDayOfWeek, + daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(), + adjustedMoment; - if (this.frame) { - this.frame.play.value = 'Play'; - } - }; - /** - * Set a callback function which will be triggered when the value of the - * slider bar has changed. - */ - Slider.prototype.setOnChangeCallback = function(callback) { - this.onChangeCallback = callback; - }; + if (daysToDayOfWeek > end) { + daysToDayOfWeek -= 7; + } - /** - * Set the interval for playing the list - * @param {Number} interval The interval in milliseconds - */ - Slider.prototype.setPlayInterval = function(interval) { - this.playInterval = interval; - }; + if (daysToDayOfWeek < end - 7) { + daysToDayOfWeek += 7; + } - /** - * Retrieve the current play interval - * @return {Number} interval The interval in milliseconds - */ - Slider.prototype.getPlayInterval = function(interval) { - return this.playInterval; - }; + adjustedMoment = moment(mom).add('d', daysToDayOfWeek); + return { + week: Math.ceil(adjustedMoment.dayOfYear() / 7), + year: adjustedMoment.year() + }; + } - /** - * Set looping on or off - * @pararm {boolean} doLoop If true, the slider will jump to the start when - * the end is passed, and will jump to the end - * when the start is passed. - */ - Slider.prototype.setPlayLoop = function(doLoop) { - this.playLoop = doLoop; - }; + //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday + function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) { + var d = makeUTCDate(year, 0, 1).getUTCDay(), daysToAdd, dayOfYear; + d = d === 0 ? 7 : d; + weekday = weekday != null ? weekday : firstDayOfWeek; + daysToAdd = firstDayOfWeek - d + (d > firstDayOfWeekOfYear ? 7 : 0) - (d < firstDayOfWeek ? 7 : 0); + dayOfYear = 7 * (week - 1) + (weekday - firstDayOfWeek) + daysToAdd + 1; - /** - * Execute the onchange callback function - */ - Slider.prototype.onChange = function() { - if (this.onChangeCallback !== undefined) { - this.onChangeCallback(); - } - }; + return { + year: dayOfYear > 0 ? year : year - 1, + dayOfYear: dayOfYear > 0 ? dayOfYear : daysInYear(year - 1) + dayOfYear + }; + } - /** - * redraw the slider on the correct place - */ - Slider.prototype.redraw = function() { - if (this.frame) { - // resize the bar - this.frame.bar.style.top = (this.frame.clientHeight/2 - - this.frame.bar.offsetHeight/2) + 'px'; - this.frame.bar.style.width = (this.frame.clientWidth - - this.frame.prev.clientWidth - - this.frame.play.clientWidth - - this.frame.next.clientWidth - 30) + 'px'; + /************************************ + Top Level Functions + ************************************/ - // position the slider button - var left = this.indexToLeft(this.index); - this.frame.slide.style.left = (left) + 'px'; - } - }; + function makeMoment(config) { + var input = config._i, + format = config._f; + + if (input === null || (format === undefined && input === '')) { + return moment.invalid({nullInput: true}); + } + if (typeof input === 'string') { + config._i = input = getLangDefinition().preparse(input); + } - /** - * Set the list with values for the slider - * @param {Array} values A javascript array with values (any type) - */ - Slider.prototype.setValues = function(values) { - this.values = values; + if (moment.isMoment(input)) { + config = cloneMoment(input); - if (this.values.length > 0) - this.setIndex(0); - else - this.index = undefined; - }; + config._d = new Date(+input._d); + } else if (format) { + if (isArray(format)) { + makeDateFromStringAndArray(config); + } else { + makeDateFromStringAndFormat(config); + } + } else { + makeDateFromInput(config); + } - /** - * Select a value by its index - * @param {Number} index - */ - Slider.prototype.setIndex = function(index) { - if (index < this.values.length) { - this.index = index; + return new Moment(config); + } - this.redraw(); - this.onChange(); - } - else { - throw 'Error: index out of range'; - } - }; + moment = function (input, format, lang, strict) { + var c; - /** - * retrieve the index of the currently selected vaue - * @return {Number} index - */ - Slider.prototype.getIndex = function() { - return this.index; - }; + if (typeof(lang) === "boolean") { + strict = lang; + lang = undefined; + } + // object construction must be done this way. + // https://github.com/moment/moment/issues/1423 + c = {}; + c._isAMomentObject = true; + c._i = input; + c._f = format; + c._l = lang; + c._strict = strict; + c._isUTC = false; + c._pf = defaultParsingFlags(); + return makeMoment(c); + }; - /** - * retrieve the currently selected value - * @return {*} value - */ - Slider.prototype.get = function() { - return this.values[this.index]; - }; + moment.suppressDeprecationWarnings = false; + moment.createFromInputFallback = deprecate( + "moment construction falls back to js Date. This is " + + "discouraged and will be removed in upcoming major " + + "release. Please refer to " + + "https://github.com/moment/moment/issues/1407 for more info.", + function (config) { + config._d = new Date(config._i); + }); - Slider.prototype._onMouseDown = function(event) { - // only react on left mouse button down - var leftButtonDown = event.which ? (event.which === 1) : (event.button === 1); - if (!leftButtonDown) return; + // Pick a moment m from moments so that m[fn](other) is true for all + // other. This relies on the function fn to be transitive. + // + // moments should either be an array of moment objects or an array, whose + // first element is an array of moment objects. + function pickBy(fn, moments) { + var res, i; + if (moments.length === 1 && isArray(moments[0])) { + moments = moments[0]; + } + if (!moments.length) { + return moment(); + } + res = moments[0]; + for (i = 1; i < moments.length; ++i) { + if (moments[i][fn](res)) { + res = moments[i]; + } + } + return res; + } - this.startClientX = event.clientX; - this.startSlideX = parseFloat(this.frame.slide.style.left); + moment.min = function () { + var args = [].slice.call(arguments, 0); - this.frame.style.cursor = 'move'; + return pickBy('isBefore', args); + }; - // add event listeners to handle moving the contents - // we store the function onmousemove and onmouseup in the graph, so we can - // remove the eventlisteners lateron in the function mouseUp() - var me = this; - this.onmousemove = function (event) {me._onMouseMove(event);}; - this.onmouseup = function (event) {me._onMouseUp(event);}; - util.addEventListener(document, 'mousemove', this.onmousemove); - util.addEventListener(document, 'mouseup', this.onmouseup); - util.preventDefault(event); - }; + moment.max = function () { + var args = [].slice.call(arguments, 0); + return pickBy('isAfter', args); + }; - Slider.prototype.leftToIndex = function (left) { - var width = parseFloat(this.frame.bar.style.width) - - this.frame.slide.clientWidth - 10; - var x = left - 3; + // creating with utc + moment.utc = function (input, format, lang, strict) { + var c; - var index = Math.round(x / width * (this.values.length-1)); - if (index < 0) index = 0; - if (index > this.values.length-1) index = this.values.length-1; + if (typeof(lang) === "boolean") { + strict = lang; + lang = undefined; + } + // object construction must be done this way. + // https://github.com/moment/moment/issues/1423 + c = {}; + c._isAMomentObject = true; + c._useUTC = true; + c._isUTC = true; + c._l = lang; + c._i = input; + c._f = format; + c._strict = strict; + c._pf = defaultParsingFlags(); - return index; - }; + return makeMoment(c).utc(); + }; - Slider.prototype.indexToLeft = function (index) { - var width = parseFloat(this.frame.bar.style.width) - - this.frame.slide.clientWidth - 10; + // creating with unix timestamp (in seconds) + moment.unix = function (input) { + return moment(input * 1000); + }; - var x = index / (this.values.length-1) * width; - var left = x + 3; + // duration + moment.duration = function (input, key) { + var duration = input, + // matching against regexp is expensive, do it on demand + match = null, + sign, + ret, + parseIso; - return left; - }; + if (moment.isDuration(input)) { + duration = { + ms: input._milliseconds, + d: input._days, + M: input._months + }; + } else if (typeof input === 'number') { + duration = {}; + if (key) { + duration[key] = input; + } else { + duration.milliseconds = input; + } + } else if (!!(match = aspNetTimeSpanJsonRegex.exec(input))) { + sign = (match[1] === "-") ? -1 : 1; + duration = { + y: 0, + d: toInt(match[DATE]) * sign, + h: toInt(match[HOUR]) * sign, + m: toInt(match[MINUTE]) * sign, + s: toInt(match[SECOND]) * sign, + ms: toInt(match[MILLISECOND]) * sign + }; + } else if (!!(match = isoDurationRegex.exec(input))) { + sign = (match[1] === "-") ? -1 : 1; + parseIso = function (inp) { + // We'd normally use ~~inp for this, but unfortunately it also + // converts floats to ints. + // inp may be undefined, so careful calling replace on it. + var res = inp && parseFloat(inp.replace(',', '.')); + // apply sign while we're at it + return (isNaN(res) ? 0 : res) * sign; + }; + duration = { + y: parseIso(match[2]), + M: parseIso(match[3]), + d: parseIso(match[4]), + h: parseIso(match[5]), + m: parseIso(match[6]), + s: parseIso(match[7]), + w: parseIso(match[8]) + }; + } + ret = new Duration(duration); + if (moment.isDuration(input) && input.hasOwnProperty('_lang')) { + ret._lang = input._lang; + } - Slider.prototype._onMouseMove = function (event) { - var diff = event.clientX - this.startClientX; - var x = this.startSlideX + diff; + return ret; + }; - var index = this.leftToIndex(x); + // version number + moment.version = VERSION; - this.setIndex(index); + // default format + moment.defaultFormat = isoFormat; - util.preventDefault(); - }; + // constant that refers to the ISO standard + moment.ISO_8601 = function () {}; + // Plugins that add properties should also add the key here (null value), + // so we can properly clone ourselves. + moment.momentProperties = momentProperties; - Slider.prototype._onMouseUp = function (event) { - this.frame.style.cursor = 'auto'; + // This function will be called whenever a moment is mutated. + // It is intended to keep the offset in sync with the timezone. + moment.updateOffset = function () {}; - // remove event listeners - util.removeEventListener(document, 'mousemove', this.onmousemove); - util.removeEventListener(document, 'mouseup', this.onmouseup); + // This function allows you to set a threshold for relative time strings + moment.relativeTimeThreshold = function(threshold, limit) { + if (relativeTimeThresholds[threshold] === undefined) { + return false; + } + relativeTimeThresholds[threshold] = limit; + return true; + }; - util.preventDefault(); - }; + // This function will load languages and then set the global language. If + // no arguments are passed in, it will simply return the current global + // language key. + moment.lang = function (key, values) { + var r; + if (!key) { + return moment.fn._lang._abbr; + } + if (values) { + loadLang(normalizeLanguage(key), values); + } else if (values === null) { + unloadLang(key); + key = 'en'; + } else if (!languages[key]) { + getLangDefinition(key); + } + r = moment.duration.fn._lang = moment.fn._lang = getLangDefinition(key); + return r._abbr; + }; - module.exports = Slider; + // returns language data + moment.langData = function (key) { + if (key && key._lang && key._lang._abbr) { + key = key._lang._abbr; + } + return getLangDefinition(key); + }; + // compare moment object + moment.isMoment = function (obj) { + return obj instanceof Moment || + (obj != null && obj.hasOwnProperty('_isAMomentObject')); + }; -/***/ }, -/* 11 */ -/***/ function(module, exports, __webpack_require__) { + // for typechecking Duration objects + moment.isDuration = function (obj) { + return obj instanceof Duration; + }; - /** - * @prototype StepNumber - * The class StepNumber is an iterator for Numbers. You provide a start and end - * value, and a best step size. StepNumber itself rounds to fixed values and - * a finds the step that best fits the provided step. - * - * If prettyStep is true, the step size is chosen as close as possible to the - * provided step, but being a round value like 1, 2, 5, 10, 20, 50, .... - * - * Example usage: - * var step = new StepNumber(0, 10, 2.5, true); - * step.start(); - * while (!step.end()) { - * alert(step.getCurrent()); - * step.next(); - * } - * - * Version: 1.0 - * - * @param {Number} start The start value - * @param {Number} end The end value - * @param {Number} step Optional. Step size. Must be a positive value. - * @param {boolean} prettyStep Optional. If true, the step size is rounded - * To a pretty step size (like 1, 2, 5, 10, 20, 50, ...) - */ - function StepNumber(start, end, step, prettyStep) { - // set default values - this._start = 0; - this._end = 0; - this._step = 1; - this.prettyStep = true; - this.precision = 5; + for (i = lists.length - 1; i >= 0; --i) { + makeList(lists[i]); + } - this._current = 0; - this.setRange(start, end, step, prettyStep); - }; + moment.normalizeUnits = function (units) { + return normalizeUnits(units); + }; - /** - * Set a new range: start, end and step. - * - * @param {Number} start The start value - * @param {Number} end The end value - * @param {Number} step Optional. Step size. Must be a positive value. - * @param {boolean} prettyStep Optional. If true, the step size is rounded - * To a pretty step size (like 1, 2, 5, 10, 20, 50, ...) - */ - StepNumber.prototype.setRange = function(start, end, step, prettyStep) { - this._start = start ? start : 0; - this._end = end ? end : 0; + moment.invalid = function (flags) { + var m = moment.utc(NaN); + if (flags != null) { + extend(m._pf, flags); + } + else { + m._pf.userInvalidated = true; + } - this.setStep(step, prettyStep); - }; + return m; + }; - /** - * Set a new step size - * @param {Number} step New step size. Must be a positive value - * @param {boolean} prettyStep Optional. If true, the provided step is rounded - * to a pretty step size (like 1, 2, 5, 10, 20, 50, ...) - */ - StepNumber.prototype.setStep = function(step, prettyStep) { - if (step === undefined || step <= 0) - return; + moment.parseZone = function () { + return moment.apply(null, arguments).parseZone(); + }; - if (prettyStep !== undefined) - this.prettyStep = prettyStep; + moment.parseTwoDigitYear = function (input) { + return toInt(input) + (toInt(input) > 68 ? 1900 : 2000); + }; - if (this.prettyStep === true) - this._step = StepNumber.calculatePrettyStep(step); - else - this._step = step; - }; + /************************************ + Moment Prototype + ************************************/ - /** - * Calculate a nice step size, closest to the desired step size. - * Returns a value in one of the ranges 1*10^n, 2*10^n, or 5*10^n, where n is an - * integer Number. For example 1, 2, 5, 10, 20, 50, etc... - * @param {Number} step Desired step size - * @return {Number} Nice step size - */ - StepNumber.calculatePrettyStep = function (step) { - var log10 = function (x) {return Math.log(x) / Math.LN10;}; - // try three steps (multiple of 1, 2, or 5 - var step1 = Math.pow(10, Math.round(log10(step))), - step2 = 2 * Math.pow(10, Math.round(log10(step / 2))), - step5 = 5 * Math.pow(10, Math.round(log10(step / 5))); + extend(moment.fn = Moment.prototype, { - // choose the best step (closest to minimum step) - var prettyStep = step1; - if (Math.abs(step2 - step) <= Math.abs(prettyStep - step)) prettyStep = step2; - if (Math.abs(step5 - step) <= Math.abs(prettyStep - step)) prettyStep = step5; + clone : function () { + return moment(this); + }, - // for safety - if (prettyStep <= 0) { - prettyStep = 1; - } + valueOf : function () { + return +this._d + ((this._offset || 0) * 60000); + }, - return prettyStep; - }; + unix : function () { + return Math.floor(+this / 1000); + }, - /** - * returns the current value of the step - * @return {Number} current value - */ - StepNumber.prototype.getCurrent = function () { - return parseFloat(this._current.toPrecision(this.precision)); - }; + toString : function () { + return this.clone().lang('en').format("ddd MMM DD YYYY HH:mm:ss [GMT]ZZ"); + }, - /** - * returns the current step size - * @return {Number} current step size - */ - StepNumber.prototype.getStep = function () { - return this._step; - }; + toDate : function () { + return this._offset ? new Date(+this) : this._d; + }, - /** - * Set the current value to the largest value smaller than start, which - * is a multiple of the step size - */ - StepNumber.prototype.start = function() { - this._current = this._start - this._start % this._step; - }; + toISOString : function () { + var m = moment(this).utc(); + if (0 < m.year() && m.year() <= 9999) { + return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]'); + } else { + return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]'); + } + }, - /** - * Do a step, add the step size to the current value - */ - StepNumber.prototype.next = function () { - this._current += this._step; - }; + toArray : function () { + var m = this; + return [ + m.year(), + m.month(), + m.date(), + m.hours(), + m.minutes(), + m.seconds(), + m.milliseconds() + ]; + }, - /** - * Returns true whether the end is reached - * @return {boolean} True if the current value has passed the end value. - */ - StepNumber.prototype.end = function () { - return (this._current > this._end); - }; + isValid : function () { + return isValid(this); + }, - module.exports = StepNumber; + isDSTShifted : function () { + if (this._a) { + return this.isValid() && compareArrays(this._a, (this._isUTC ? moment.utc(this._a) : moment(this._a)).toArray()) > 0; + } -/***/ }, -/* 12 */ -/***/ function(module, exports, __webpack_require__) { + return false; + }, - var Emitter = __webpack_require__(49); - var Hammer = __webpack_require__(41); - var util = __webpack_require__(1); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var Range = __webpack_require__(15); - var Core = __webpack_require__(42); - var TimeAxis = __webpack_require__(27); - var CurrentTime = __webpack_require__(19); - var CustomTime = __webpack_require__(20); - var ItemSet = __webpack_require__(24); + parsingFlags : function () { + return extend({}, this._pf); + }, - /** - * Create a timeline visualization - * @param {HTMLElement} container - * @param {vis.DataSet | Array | google.visualization.DataTable} [items] - * @param {Object} [options] See Timeline.setOptions for the available options. - * @constructor - * @extends Core - */ - function Timeline (container, items, options) { - if (!(this instanceof Timeline)) { - throw new SyntaxError('Constructor must be called with the new operator'); - } + invalidAt: function () { + return this._pf.overflow; + }, - var me = this; - this.defaultOptions = { - start: null, - end: null, + utc : function () { + return this.zone(0); + }, - autoResize: true, + local : function () { + this.zone(0); + this._isUTC = false; + return this; + }, - orientation: 'bottom', - width: null, - height: null, - maxHeight: null, - minHeight: null - }; - this.options = util.deepExtend({}, this.defaultOptions); + format : function (inputString) { + var output = formatMoment(this, inputString || moment.defaultFormat); + return this.lang().postformat(output); + }, - // Create the DOM, props, and emitter - this._create(container); + add : function (input, val) { + var dur; + // switch args to support add('s', 1) and add(1, 's') + if (typeof input === 'string' && typeof val === 'string') { + dur = moment.duration(isNaN(+val) ? +input : +val, isNaN(+val) ? val : input); + } else if (typeof input === 'string') { + dur = moment.duration(+val, input); + } else { + dur = moment.duration(input, val); + } + addOrSubtractDurationFromMoment(this, dur, 1); + return this; + }, - // all components listed here will be repainted automatically - this.components = []; + subtract : function (input, val) { + var dur; + // switch args to support subtract('s', 1) and subtract(1, 's') + if (typeof input === 'string' && typeof val === 'string') { + dur = moment.duration(isNaN(+val) ? +input : +val, isNaN(+val) ? val : input); + } else if (typeof input === 'string') { + dur = moment.duration(+val, input); + } else { + dur = moment.duration(input, val); + } + addOrSubtractDurationFromMoment(this, dur, -1); + return this; + }, - this.body = { - dom: this.dom, - domProps: this.props, - emitter: { - on: this.on.bind(this), - off: this.off.bind(this), - emit: this.emit.bind(this) - }, - util: { - snap: null, // will be specified after TimeAxis is created - toScreen: me._toScreen.bind(me), - toGlobalScreen: me._toGlobalScreen.bind(me), // this refers to the root.width - toTime: me._toTime.bind(me), - toGlobalTime : me._toGlobalTime.bind(me) - } - }; + diff : function (input, units, asFloat) { + var that = makeAs(input, this), + zoneDiff = (this.zone() - that.zone()) * 6e4, + diff, output; - // range - this.range = new Range(this.body); - this.components.push(this.range); - this.body.range = this.range; + units = normalizeUnits(units); - // time axis - this.timeAxis = new TimeAxis(this.body); - this.components.push(this.timeAxis); - this.body.util.snap = this.timeAxis.snap.bind(this.timeAxis); + if (units === 'year' || units === 'month') { + // average number of days in the months in the given dates + diff = (this.daysInMonth() + that.daysInMonth()) * 432e5; // 24 * 60 * 60 * 1000 / 2 + // difference in months + output = ((this.year() - that.year()) * 12) + (this.month() - that.month()); + // adjust by taking difference in days, average number of days + // and dst in the given months. + output += ((this - moment(this).startOf('month')) - + (that - moment(that).startOf('month'))) / diff; + // same as above but with zones, to negate all dst + output -= ((this.zone() - moment(this).startOf('month').zone()) - + (that.zone() - moment(that).startOf('month').zone())) * 6e4 / diff; + if (units === 'year') { + output = output / 12; + } + } else { + diff = (this - that); + output = units === 'second' ? diff / 1e3 : // 1000 + units === 'minute' ? diff / 6e4 : // 1000 * 60 + units === 'hour' ? diff / 36e5 : // 1000 * 60 * 60 + units === 'day' ? (diff - zoneDiff) / 864e5 : // 1000 * 60 * 60 * 24, negate dst + units === 'week' ? (diff - zoneDiff) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst + diff; + } + return asFloat ? output : absRound(output); + }, - // current time bar - this.currentTime = new CurrentTime(this.body); - this.components.push(this.currentTime); + from : function (time, withoutSuffix) { + return moment.duration(this.diff(time)).lang(this.lang()._abbr).humanize(!withoutSuffix); + }, - // custom time bar - // Note: time bar will be attached in this.setOptions when selected - this.customTime = new CustomTime(this.body); - this.components.push(this.customTime); + fromNow : function (withoutSuffix) { + return this.from(moment(), withoutSuffix); + }, - // item set - this.itemSet = new ItemSet(this.body); - this.components.push(this.itemSet); + calendar : function (time) { + // We want to compare the start of today, vs this. + // Getting start-of-today depends on whether we're zone'd or not. + var now = time || moment(), + sod = makeAs(now, this).startOf('day'), + diff = this.diff(sod, 'days', true), + format = diff < -6 ? 'sameElse' : + diff < -1 ? 'lastWeek' : + diff < 0 ? 'lastDay' : + diff < 1 ? 'sameDay' : + diff < 2 ? 'nextDay' : + diff < 7 ? 'nextWeek' : 'sameElse'; + return this.format(this.lang().calendar(format, this)); + }, - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet + isLeapYear : function () { + return isLeapYear(this.year()); + }, - // apply options - if (options) { - this.setOptions(options); - } + isDST : function () { + return (this.zone() < this.clone().month(0).zone() || + this.zone() < this.clone().month(5).zone()); + }, - // create itemset - if (items) { - this.setItems(items); - } - else { - this.redraw(); - } - } + day : function (input) { + var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay(); + if (input != null) { + input = parseWeekday(input, this.lang()); + return this.add({ d : input - day }); + } else { + return day; + } + }, - // Extend the functionality from Core - Timeline.prototype = new Core(); + month : makeAccessor('Month', true), - /** - * Set items - * @param {vis.DataSet | Array | google.visualization.DataTable | null} items - */ - Timeline.prototype.setItems = function(items) { - var initialLoad = (this.itemsData == null); + startOf: function (units) { + units = normalizeUnits(units); + // the following switch intentionally omits break keywords + // to utilize falling through the cases. + switch (units) { + case 'year': + this.month(0); + /* falls through */ + case 'quarter': + case 'month': + this.date(1); + /* falls through */ + case 'week': + case 'isoWeek': + case 'day': + this.hours(0); + /* falls through */ + case 'hour': + this.minutes(0); + /* falls through */ + case 'minute': + this.seconds(0); + /* falls through */ + case 'second': + this.milliseconds(0); + /* falls through */ + } - // convert to type DataSet when needed - var newDataSet; - if (!items) { - newDataSet = null; - } - else if (items instanceof DataSet || items instanceof DataView) { - newDataSet = items; - } - else { - // turn an array into a dataset - newDataSet = new DataSet(items, { - type: { - start: 'Date', - end: 'Date' - } - }); - } + // weeks are a special case + if (units === 'week') { + this.weekday(0); + } else if (units === 'isoWeek') { + this.isoWeekday(1); + } - // set items - this.itemsData = newDataSet; - this.itemSet && this.itemSet.setItems(newDataSet); - if (initialLoad) { - if (this.options.start != undefined || this.options.end != undefined) { - var start = this.options.start != undefined ? this.options.start : null; - var end = this.options.end != undefined ? this.options.end : null; + // quarters are also special + if (units === 'quarter') { + this.month(Math.floor(this.month() / 3) * 3); + } - this.setWindow(start, end, {animate: false}); - } - else { - this.fit({animate: false}); - } - } - }; + return this; + }, - /** - * Set groups - * @param {vis.DataSet | Array | google.visualization.DataTable} groups - */ - Timeline.prototype.setGroups = function(groups) { - // convert to type DataSet when needed - var newDataSet; - if (!groups) { - newDataSet = null; - } - else if (groups instanceof DataSet || groups instanceof DataView) { - newDataSet = groups; - } - else { - // turn an array into a dataset - newDataSet = new DataSet(groups); - } + endOf: function (units) { + units = normalizeUnits(units); + return this.startOf(units).add((units === 'isoWeek' ? 'week' : units), 1).subtract('ms', 1); + }, - this.groupsData = newDataSet; - this.itemSet.setGroups(newDataSet); - }; + isAfter: function (input, units) { + units = typeof units !== 'undefined' ? units : 'millisecond'; + return +this.clone().startOf(units) > +moment(input).startOf(units); + }, - /** - * Set selected items by their id. Replaces the current selection - * Unknown id's are silently ignored. - * @param {string[] | string} [ids] An array with zero or more id's of the items to be - * selected. If ids is an empty array, all items will be - * unselected. - * @param {Object} [options] Available options: - * `focus: boolean` - * If true, focus will be set to the selected item(s) - * `animate: boolean | number` - * If true (default), the range is animated - * smoothly to the new window. - * If a number, the number is taken as duration - * for the animation. Default duration is 500 ms. - * Only applicable when option focus is true. - */ - Timeline.prototype.setSelection = function(ids, options) { - this.itemSet && this.itemSet.setSelection(ids); + isBefore: function (input, units) { + units = typeof units !== 'undefined' ? units : 'millisecond'; + return +this.clone().startOf(units) < +moment(input).startOf(units); + }, - if (options && options.focus) { - this.focus(ids, options); - } - }; + isSame: function (input, units) { + units = units || 'ms'; + return +this.clone().startOf(units) === +makeAs(input, this).startOf(units); + }, - /** - * Get the selected items by their id - * @return {Array} ids The ids of the selected items - */ - Timeline.prototype.getSelection = function() { - return this.itemSet && this.itemSet.getSelection() || []; - }; + min: deprecate( + "moment().min is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548", + function (other) { + other = moment.apply(null, arguments); + return other < this ? this : other; + } + ), - /** - * Adjust the visible window such that the selected item (or multiple items) - * are centered on screen. - * @param {String | String[]} id An item id or array with item ids - * @param {Object} [options] Available options: - * `animate: boolean | number` - * If true (default), the range is animated - * smoothly to the new window. - * If a number, the number is taken as duration - * for the animation. Default duration is 500 ms. - * Only applicable when option focus is true - */ - Timeline.prototype.focus = function(id, options) { - if (!this.itemsData || id == undefined) return; + max: deprecate( + "moment().max is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548", + function (other) { + other = moment.apply(null, arguments); + return other > this ? this : other; + } + ), - var ids = Array.isArray(id) ? id : [id]; + // keepTime = true means only change the timezone, without affecting + // the local hour. So 5:31:26 +0300 --[zone(2, true)]--> 5:31:26 +0200 + // It is possible that 5:31:26 doesn't exist int zone +0200, so we + // adjust the time as needed, to be valid. + // + // Keeping the time actually adds/subtracts (one hour) + // from the actual represented time. That is why we call updateOffset + // a second time. In case it wants us to change the offset again + // _changeInProgress == true case, then we have to adjust, because + // there is no such time in the given timezone. + zone : function (input, keepTime) { + var offset = this._offset || 0; + if (input != null) { + if (typeof input === "string") { + input = timezoneMinutesFromString(input); + } + if (Math.abs(input) < 16) { + input = input * 60; + } + this._offset = input; + this._isUTC = true; + if (offset !== input) { + if (!keepTime || this._changeInProgress) { + addOrSubtractDurationFromMoment(this, + moment.duration(offset - input, 'm'), 1, false); + } else if (!this._changeInProgress) { + this._changeInProgress = true; + moment.updateOffset(this, true); + this._changeInProgress = null; + } + } + } else { + return this._isUTC ? offset : this._d.getTimezoneOffset(); + } + return this; + }, - // get the specified item(s) - var itemsData = this.itemsData.getDataSet().get(ids, { - type: { - start: 'Date', - end: 'Date' - } - }); + zoneAbbr : function () { + return this._isUTC ? "UTC" : ""; + }, - // calculate minimum start and maximum end of specified items - var start = null; - var end = null; - itemsData.forEach(function (itemData) { - var s = itemData.start.valueOf(); - var e = 'end' in itemData ? itemData.end.valueOf() : itemData.start.valueOf(); + zoneName : function () { + return this._isUTC ? "Coordinated Universal Time" : ""; + }, - if (start === null || s < start) { - start = s; - } + parseZone : function () { + if (this._tzm) { + this.zone(this._tzm); + } else if (typeof this._i === 'string') { + this.zone(this._i); + } + return this; + }, - if (end === null || e > end) { - end = e; - } - }); + hasAlignedHourOffset : function (input) { + if (!input) { + input = 0; + } + else { + input = moment(input).zone(); + } - if (start !== null && end !== null) { - // calculate the new middle and interval for the window - var middle = (start + end) / 2; - var interval = Math.max((this.range.end - this.range.start), (end - start) * 1.1); + return (this.zone() - input) % 60 === 0; + }, - var animate = (options && options.animate !== undefined) ? options.animate : true; - this.range.setRange(middle - interval / 2, middle + interval / 2, animate); - } - }; + daysInMonth : function () { + return daysInMonth(this.year(), this.month()); + }, - /** - * Get the data range of the item set. - * @returns {{min: Date, max: Date}} range A range with a start and end Date. - * When no minimum is found, min==null - * When no maximum is found, max==null - */ - Timeline.prototype.getItemRange = function() { - // calculate min from start filed - var dataset = this.itemsData.getDataSet(), - min = null, - max = null; + dayOfYear : function (input) { + var dayOfYear = round((moment(this).startOf('day') - moment(this).startOf('year')) / 864e5) + 1; + return input == null ? dayOfYear : this.add("d", (input - dayOfYear)); + }, - if (dataset) { - // calculate the minimum value of the field 'start' - var minItem = dataset.min('start'); - min = minItem ? util.convert(minItem.start, 'Date').valueOf() : null; - // Note: we convert first to Date and then to number because else - // a conversion from ISODate to Number will fail + quarter : function (input) { + return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3); + }, - // calculate maximum value of fields 'start' and 'end' - var maxStartItem = dataset.max('start'); - if (maxStartItem) { - max = util.convert(maxStartItem.start, 'Date').valueOf(); - } - var maxEndItem = dataset.max('end'); - if (maxEndItem) { - if (max == null) { - max = util.convert(maxEndItem.end, 'Date').valueOf(); - } - else { - max = Math.max(max, util.convert(maxEndItem.end, 'Date').valueOf()); - } - } - } + weekYear : function (input) { + var year = weekOfYear(this, this.lang()._week.dow, this.lang()._week.doy).year; + return input == null ? year : this.add("y", (input - year)); + }, - return { - min: (min != null) ? new Date(min) : null, - max: (max != null) ? new Date(max) : null - }; - }; + isoWeekYear : function (input) { + var year = weekOfYear(this, 1, 4).year; + return input == null ? year : this.add("y", (input - year)); + }, + week : function (input) { + var week = this.lang().week(this); + return input == null ? week : this.add("d", (input - week) * 7); + }, - module.exports = Timeline; + isoWeek : function (input) { + var week = weekOfYear(this, 1, 4).week; + return input == null ? week : this.add("d", (input - week) * 7); + }, + weekday : function (input) { + var weekday = (this.day() + 7 - this.lang()._week.dow) % 7; + return input == null ? weekday : this.add("d", input - weekday); + }, -/***/ }, -/* 13 */ -/***/ function(module, exports, __webpack_require__) { + isoWeekday : function (input) { + // behaves the same as moment#day except + // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6) + // as a setter, sunday should belong to the previous week. + return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7); + }, - var Emitter = __webpack_require__(49); - var Hammer = __webpack_require__(41); - var util = __webpack_require__(1); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var Range = __webpack_require__(15); - var Core = __webpack_require__(42); - var TimeAxis = __webpack_require__(27); - var CurrentTime = __webpack_require__(19); - var CustomTime = __webpack_require__(20); - var LineGraph = __webpack_require__(26); + isoWeeksInYear : function () { + return weeksInYear(this.year(), 1, 4); + }, - /** - * Create a timeline visualization - * @param {HTMLElement} container - * @param {vis.DataSet | Array | google.visualization.DataTable} [items] - * @param {Object} [options] See Graph2d.setOptions for the available options. - * @constructor - * @extends Core - */ - function Graph2d (container, items, options, groups) { - var me = this; - this.defaultOptions = { - start: null, - end: null, + weeksInYear : function () { + var weekInfo = this._lang._week; + return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy); + }, - autoResize: true, + get : function (units) { + units = normalizeUnits(units); + return this[units](); + }, - orientation: 'bottom', - width: null, - height: null, - maxHeight: null, - minHeight: null - }; - this.options = util.deepExtend({}, this.defaultOptions); + set : function (units, value) { + units = normalizeUnits(units); + if (typeof this[units] === 'function') { + this[units](value); + } + return this; + }, - // Create the DOM, props, and emitter - this._create(container); + // If passed a language key, it will set the language for this + // instance. Otherwise, it will return the language configuration + // variables for this instance. + lang : function (key) { + if (key === undefined) { + return this._lang; + } else { + this._lang = getLangDefinition(key); + return this; + } + } + }); - // all components listed here will be repainted automatically - this.components = []; + function rawMonthSetter(mom, value) { + var dayOfMonth; - this.body = { - dom: this.dom, - domProps: this.props, - emitter: { - on: this.on.bind(this), - off: this.off.bind(this), - emit: this.emit.bind(this) - }, - util: { - snap: null, // will be specified after TimeAxis is created - toScreen: me._toScreen.bind(me), - toGlobalScreen: me._toGlobalScreen.bind(me), // this refers to the root.width - toTime: me._toTime.bind(me), - toGlobalTime : me._toGlobalTime.bind(me) + // TODO: Move this out of here! + if (typeof value === 'string') { + value = mom.lang().monthsParse(value); + // TODO: Another silent failure? + if (typeof value !== 'number') { + return mom; + } + } + + dayOfMonth = Math.min(mom.date(), + daysInMonth(mom.year(), value)); + mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth); + return mom; } - }; - // range - this.range = new Range(this.body); - this.components.push(this.range); - this.body.range = this.range; + function rawGetter(mom, unit) { + return mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit](); + } - // time axis - this.timeAxis = new TimeAxis(this.body); - this.components.push(this.timeAxis); - this.body.util.snap = this.timeAxis.snap.bind(this.timeAxis); + function rawSetter(mom, unit, value) { + if (unit === 'Month') { + return rawMonthSetter(mom, value); + } else { + return mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value); + } + } - // current time bar - this.currentTime = new CurrentTime(this.body); - this.components.push(this.currentTime); + function makeAccessor(unit, keepTime) { + return function (value) { + if (value != null) { + rawSetter(this, unit, value); + moment.updateOffset(this, keepTime); + return this; + } else { + return rawGetter(this, unit); + } + }; + } - // custom time bar - // Note: time bar will be attached in this.setOptions when selected - this.customTime = new CustomTime(this.body); - this.components.push(this.customTime); + moment.fn.millisecond = moment.fn.milliseconds = makeAccessor('Milliseconds', false); + moment.fn.second = moment.fn.seconds = makeAccessor('Seconds', false); + moment.fn.minute = moment.fn.minutes = makeAccessor('Minutes', false); + // Setting the hour should keep the time, because the user explicitly + // specified which hour he wants. So trying to maintain the same hour (in + // a new timezone) makes sense. Adding/subtracting hours does not follow + // this rule. + moment.fn.hour = moment.fn.hours = makeAccessor('Hours', true); + // moment.fn.month is defined separately + moment.fn.date = makeAccessor('Date', true); + moment.fn.dates = deprecate("dates accessor is deprecated. Use date instead.", makeAccessor('Date', true)); + moment.fn.year = makeAccessor('FullYear', true); + moment.fn.years = deprecate("years accessor is deprecated. Use year instead.", makeAccessor('FullYear', true)); - // item set - this.linegraph = new LineGraph(this.body); - this.components.push(this.linegraph); + // add plural methods + moment.fn.days = moment.fn.day; + moment.fn.months = moment.fn.month; + moment.fn.weeks = moment.fn.week; + moment.fn.isoWeeks = moment.fn.isoWeek; + moment.fn.quarters = moment.fn.quarter; - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet + // add aliased format methods + moment.fn.toJSON = moment.fn.toISOString; - // apply options - if (options) { - this.setOptions(options); - } + /************************************ + Duration Prototype + ************************************/ - // IMPORTANT: THIS HAPPENS BEFORE SET ITEMS! - if (groups) { - this.setGroups(groups); - } - // create itemset - if (items) { - this.setItems(items); - } - else { - this.redraw(); - } - } + extend(moment.duration.fn = Duration.prototype, { - // Extend the functionality from Core - Graph2d.prototype = new Core(); + _bubble : function () { + var milliseconds = this._milliseconds, + days = this._days, + months = this._months, + data = this._data, + seconds, minutes, hours, years; - /** - * Set items - * @param {vis.DataSet | Array | google.visualization.DataTable | null} items - */ - Graph2d.prototype.setItems = function(items) { - var initialLoad = (this.itemsData == null); + // The following code bubbles up values, see the tests for + // examples of what that means. + data.milliseconds = milliseconds % 1000; - // convert to type DataSet when needed - var newDataSet; - if (!items) { - newDataSet = null; - } - else if (items instanceof DataSet || items instanceof DataView) { - newDataSet = items; - } - else { - // turn an array into a dataset - newDataSet = new DataSet(items, { - type: { - start: 'Date', - end: 'Date' - } - }); - } + seconds = absRound(milliseconds / 1000); + data.seconds = seconds % 60; - // set items - this.itemsData = newDataSet; - this.linegraph && this.linegraph.setItems(newDataSet); + minutes = absRound(seconds / 60); + data.minutes = minutes % 60; - if (initialLoad && ('start' in this.options || 'end' in this.options)) { - this.fit(); + hours = absRound(minutes / 60); + data.hours = hours % 24; - var start = ('start' in this.options) ? util.convert(this.options.start, 'Date') : null; - var end = ('end' in this.options) ? util.convert(this.options.end, 'Date') : null; + days += absRound(hours / 24); + data.days = days % 30; - this.setWindow(start, end); - } - }; + months += absRound(days / 30); + data.months = months % 12; - /** - * Set groups - * @param {vis.DataSet | Array | google.visualization.DataTable} groups - */ - Graph2d.prototype.setGroups = function(groups) { - // convert to type DataSet when needed - var newDataSet; - if (!groups) { - newDataSet = null; - } - else if (groups instanceof DataSet || groups instanceof DataView) { - newDataSet = groups; - } - else { - // turn an array into a dataset - newDataSet = new DataSet(groups); - } + years = absRound(months / 12); + data.years = years; + }, - this.groupsData = newDataSet; - this.linegraph.setGroups(newDataSet); - }; + weeks : function () { + return absRound(this.days() / 7); + }, - /** - * Returns an object containing an SVG element with the icon of the group (size determined by iconWidth and iconHeight), the label of the group (content) and the yAxisOrientation of the group (left or right). - * @param groupId - * @param width - * @param height - */ - Graph2d.prototype.getLegend = function(groupId, width, height) { - if (width === undefined) {width = 15;} - if (height === undefined) {height = 15;} - if (this.linegraph.groups[groupId] !== undefined) { - return this.linegraph.groups[groupId].getLegend(width,height); - } - else { - return "cannot find group:" + groupId; - } - } + valueOf : function () { + return this._milliseconds + + this._days * 864e5 + + (this._months % 12) * 2592e6 + + toInt(this._months / 12) * 31536e6; + }, - /** - * This checks if the visible option of the supplied group (by ID) is true or false. - * @param groupId - * @returns {*} - */ - Graph2d.prototype.isGroupVisible = function(groupId) { - if (this.linegraph.groups[groupId] !== undefined) { - return (this.linegraph.groups[groupId].visible && (this.linegraph.options.groups.visibility[groupId] === undefined || this.linegraph.options.groups.visibility[groupId] == true)); - } - else { - return false; - } - } + humanize : function (withSuffix) { + var difference = +this, + output = relativeTime(difference, !withSuffix, this.lang()); + if (withSuffix) { + output = this.lang().pastFuture(difference, output); + } - /** - * Get the data range of the item set. - * @returns {{min: Date, max: Date}} range A range with a start and end Date. - * When no minimum is found, min==null - * When no maximum is found, max==null - */ - Graph2d.prototype.getItemRange = function() { - var min = null; - var max = null; + return this.lang().postformat(output); + }, - // calculate min from start filed - for (var groupId in this.linegraph.groups) { - if (this.linegraph.groups.hasOwnProperty(groupId)) { - if (this.linegraph.groups[groupId].visible == true) { - for (var i = 0; i < this.linegraph.groups[groupId].itemsData.length; i++) { - var item = this.linegraph.groups[groupId].itemsData[i]; - var value = util.convert(item.x, 'Date').valueOf(); - min = min == null ? value : min > value ? value : min; - max = max == null ? value : max < value ? value : max; - } - } - } - } + add : function (input, val) { + // supports only 2.0-style add(1, 's') or add(moment) + var dur = moment.duration(input, val); - return { - min: (min != null) ? new Date(min) : null, - max: (max != null) ? new Date(max) : null - }; - }; + this._milliseconds += dur._milliseconds; + this._days += dur._days; + this._months += dur._months; + this._bubble(); + return this; + }, - module.exports = Graph2d; + subtract : function (input, val) { + var dur = moment.duration(input, val); + this._milliseconds -= dur._milliseconds; + this._days -= dur._days; + this._months -= dur._months; -/***/ }, -/* 14 */ -/***/ function(module, exports, __webpack_require__) { + this._bubble(); - /** - * @constructor DataStep - * The class DataStep is an iterator for data for the lineGraph. You provide a start data point and an - * end data point. The class itself determines the best scale (step size) based on the - * provided start Date, end Date, and minimumStep. - * - * If minimumStep is provided, the step size is chosen as close as possible - * to the minimumStep but larger than minimumStep. If minimumStep is not - * provided, the scale is set to 1 DAY. - * The minimumStep should correspond with the onscreen size of about 6 characters - * - * Alternatively, you can set a scale by hand. - * After creation, you can initialize the class by executing first(). Then you - * can iterate from the start date to the end date via next(). You can check if - * the end date is reached with the function hasNext(). After each step, you can - * retrieve the current date via getCurrent(). - * The DataStep has scales ranging from milliseconds, seconds, minutes, hours, - * days, to years. - * - * Version: 1.2 - * - * @param {Date} [start] The start date, for example new Date(2010, 9, 21) - * or new Date(2010, 9, 21, 23, 45, 00) - * @param {Date} [end] The end date - * @param {Number} [minimumStep] Optional. Minimum step size in milliseconds - */ - function DataStep(start, end, minimumStep, containerHeight, customRange) { - // variables - this.current = 0; + return this; + }, - this.autoScale = true; - this.stepIndex = 0; - this.step = 1; - this.scale = 1; + get : function (units) { + units = normalizeUnits(units); + return this[units.toLowerCase() + 's'](); + }, - this.marginStart; - this.marginEnd; - this.deadSpace = 0; + as : function (units) { + units = normalizeUnits(units); + return this['as' + units.charAt(0).toUpperCase() + units.slice(1) + 's'](); + }, - this.majorSteps = [1, 2, 5, 10]; - this.minorSteps = [0.25, 0.5, 1, 2]; + lang : moment.fn.lang, - this.setRange(start, end, minimumStep, containerHeight, customRange); - } + toIsoString : function () { + // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js + var years = Math.abs(this.years()), + months = Math.abs(this.months()), + days = Math.abs(this.days()), + hours = Math.abs(this.hours()), + minutes = Math.abs(this.minutes()), + seconds = Math.abs(this.seconds() + this.milliseconds() / 1000); + if (!this.asSeconds()) { + // this is the same as C#'s (Noda) and python (isodate)... + // but not other JS (goog.date) + return 'P0D'; + } + return (this.asSeconds() < 0 ? '-' : '') + + 'P' + + (years ? years + 'Y' : '') + + (months ? months + 'M' : '') + + (days ? days + 'D' : '') + + ((hours || minutes || seconds) ? 'T' : '') + + (hours ? hours + 'H' : '') + + (minutes ? minutes + 'M' : '') + + (seconds ? seconds + 'S' : ''); + } + }); - /** - * Set a new range - * If minimumStep is provided, the step size is chosen as close as possible - * to the minimumStep but larger than minimumStep. If minimumStep is not - * provided, the scale is set to 1 DAY. - * The minimumStep should correspond with the onscreen size of about 6 characters - * @param {Number} [start] The start date and time. - * @param {Number} [end] The end date and time. - * @param {Number} [minimumStep] Optional. Minimum step size in milliseconds - */ - DataStep.prototype.setRange = function(start, end, minimumStep, containerHeight, customRange) { - this._start = customRange.min === undefined ? start : customRange.min; - this._end = customRange.max === undefined ? end : customRange.max; + function makeDurationGetter(name) { + moment.duration.fn[name] = function () { + return this._data[name]; + }; + } - if (start == end) { - this._start = start - 0.75; - this._end = end + 1; - } + function makeDurationAsGetter(name, factor) { + moment.duration.fn['as' + name] = function () { + return +this / factor; + }; + } - if (this.autoScale) { - this.setMinimumStep(minimumStep, containerHeight); - } - this.setFirst(customRange); - }; + for (i in unitMillisecondFactors) { + if (unitMillisecondFactors.hasOwnProperty(i)) { + makeDurationAsGetter(i, unitMillisecondFactors[i]); + makeDurationGetter(i.toLowerCase()); + } + } - /** - * Automatically determine the scale that bests fits the provided minimum step - * @param {Number} [minimumStep] The minimum step size in milliseconds - */ - DataStep.prototype.setMinimumStep = function(minimumStep, containerHeight) { - // round to floor - var size = this._end - this._start; - var safeSize = size * 1.2; - var minimumStepValue = minimumStep * (safeSize / containerHeight); - var orderOfMagnitude = Math.round(Math.log(safeSize)/Math.LN10); + makeDurationAsGetter('Weeks', 6048e5); + moment.duration.fn.asMonths = function () { + return (+this - this.years() * 31536e6) / 2592e6 + this.years() * 12; + }; - var minorStepIdx = -1; - var magnitudefactor = Math.pow(10,orderOfMagnitude); - var start = 0; - if (orderOfMagnitude < 0) { - start = orderOfMagnitude; - } + /************************************ + Default Lang + ************************************/ - var solutionFound = false; - for (var i = start; Math.abs(i) <= Math.abs(orderOfMagnitude); i++) { - magnitudefactor = Math.pow(10,i); - for (var j = 0; j < this.minorSteps.length; j++) { - var stepSize = magnitudefactor * this.minorSteps[j]; - if (stepSize >= minimumStepValue) { - solutionFound = true; - minorStepIdx = j; - break; - } - } - if (solutionFound == true) { - break; + + // Set default language, other languages will inherit from English. + moment.lang('en', { + ordinal : function (number) { + var b = number % 10, + output = (toInt(number % 100 / 10) === 1) ? 'th' : + (b === 1) ? 'st' : + (b === 2) ? 'nd' : + (b === 3) ? 'rd' : 'th'; + return number + output; + } + }); + + /* EMBED_LANGUAGES */ + + /************************************ + Exposing Moment + ************************************/ + + function makeGlobal(shouldDeprecate) { + /*global ender:false */ + if (typeof ender !== 'undefined') { + return; + } + oldGlobalMoment = globalScope.moment; + if (shouldDeprecate) { + globalScope.moment = deprecate( + "Accessing Moment through the global scope is " + + "deprecated, and will be removed in an upcoming " + + "release.", + moment); + } else { + globalScope.moment = moment; + } } - } - this.stepIndex = minorStepIdx; - this.scale = magnitudefactor; - this.step = magnitudefactor * this.minorSteps[minorStepIdx]; - }; + // CommonJS module is defined + if (hasModule) { + module.exports = moment; + } else if (true) { + !(__WEBPACK_AMD_DEFINE_RESULT__ = (function (require, exports, module) { + if (module.config && module.config() && module.config().noGlobal === true) { + // release the global variable + globalScope.moment = oldGlobalMoment; + } + return moment; + }.call(exports, __webpack_require__, exports, module)), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); + makeGlobal(true); + } else { + makeGlobal(); + } + }).call(this); + + /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()), __webpack_require__(5)(module))) - /** - * Round the current date to the first minor date value - * This must be executed once when the current date is set to start Date - */ - DataStep.prototype.setFirst = function(customRange) { - if (customRange === undefined) { - customRange = {}; - } - var niceStart = customRange.min === undefined ? this._start - (this.scale * 2 * this.minorSteps[this.stepIndex]) : customRange.min; - var niceEnd = customRange.max === undefined ? this._end + (this.scale * this.minorSteps[this.stepIndex]) : customRange.max; +/***/ }, +/* 4 */ +/***/ function(module, exports, __webpack_require__) { - this.marginEnd = customRange.max === undefined ? this.roundToMinor(niceEnd) : customRange.max; - this.marginStart = customRange.min === undefined ? this.roundToMinor(niceStart) : customRange.min; - this.deadSpace = this.roundToMinor(niceEnd) - niceEnd + this.roundToMinor(niceStart) - niceStart; - this.marginRange = this.marginEnd - this.marginStart; + var map = {}; + function webpackContext(req) { + return __webpack_require__(webpackContextResolve(req)); + }; + function webpackContextResolve(req) { + return map[req] || (function() { throw new Error("Cannot find module '" + req + "'.") }()); + }; + webpackContext.keys = function webpackContextKeys() { + return Object.keys(map); + }; + webpackContext.resolve = webpackContextResolve; + module.exports = webpackContext; - this.current = this.marginEnd; - }; +/***/ }, +/* 5 */ +/***/ function(module, exports, __webpack_require__) { - DataStep.prototype.roundToMinor = function(value) { - var rounded = value - (value % (this.scale * this.minorSteps[this.stepIndex])); - if (value % (this.scale * this.minorSteps[this.stepIndex]) > 0.5 * (this.scale * this.minorSteps[this.stepIndex])) { - return rounded + (this.scale * this.minorSteps[this.stepIndex]); - } - else { - return rounded; - } + module.exports = function(module) { + if(!module.webpackPolyfill) { + module.deprecate = function() {}; + module.paths = []; + // module.parent = undefined by default + module.children = []; + module.webpackPolyfill = 1; + } + return module; } +/***/ }, +/* 6 */ +/***/ function(module, exports, __webpack_require__) { + + // DOM utility methods + /** - * Check if the there is a next step - * @return {boolean} true if the current date has not passed the end date + * this prepares the JSON container for allocating SVG elements + * @param JSONcontainer + * @private */ - DataStep.prototype.hasNext = function () { - return (this.current >= this.marginStart); + exports.prepareElements = function(JSONcontainer) { + // cleanup the redundant svgElements; + for (var elementType in JSONcontainer) { + if (JSONcontainer.hasOwnProperty(elementType)) { + JSONcontainer[elementType].redundant = JSONcontainer[elementType].used; + JSONcontainer[elementType].used = []; + } + } }; /** - * Do the next step + * this cleans up all the unused SVG elements. By asking for the parentNode, we only need to supply the JSON container from + * which to remove the redundant elements. + * + * @param JSONcontainer + * @private */ - DataStep.prototype.next = function() { - var prev = this.current; - this.current -= this.step; - - // safety mechanism: if current time is still unchanged, move to the end - if (this.current == prev) { - this.current = this._end; + exports.cleanupElements = function(JSONcontainer) { + // cleanup the redundant svgElements; + for (var elementType in JSONcontainer) { + if (JSONcontainer.hasOwnProperty(elementType)) { + if (JSONcontainer[elementType].redundant) { + for (var i = 0; i < JSONcontainer[elementType].redundant.length; i++) { + JSONcontainer[elementType].redundant[i].parentNode.removeChild(JSONcontainer[elementType].redundant[i]); + } + JSONcontainer[elementType].redundant = []; + } + } } }; /** - * Do the next step + * Allocate or generate an SVG element if needed. Store a reference to it in the JSON container and draw it in the svgContainer + * the JSON container and the SVG container have to be supplied so other svg containers (like the legend) can use this. + * + * @param elementType + * @param JSONcontainer + * @param svgContainer + * @returns {*} + * @private */ - DataStep.prototype.previous = function() { - this.current += this.step; - this.marginEnd += this.step; - this.marginRange = this.marginEnd - this.marginStart; + exports.getSVGElement = function (elementType, JSONcontainer, svgContainer) { + var element; + // allocate SVG element, if it doesnt yet exist, create one. + if (JSONcontainer.hasOwnProperty(elementType)) { // this element has been created before + // check if there is an redundant element + if (JSONcontainer[elementType].redundant.length > 0) { + element = JSONcontainer[elementType].redundant[0]; + JSONcontainer[elementType].redundant.shift(); + } + else { + // create a new element and add it to the SVG + element = document.createElementNS('http://www.w3.org/2000/svg', elementType); + svgContainer.appendChild(element); + } + } + else { + // create a new element and add it to the SVG, also create a new object in the svgElements to keep track of it. + element = document.createElementNS('http://www.w3.org/2000/svg', elementType); + JSONcontainer[elementType] = {used: [], redundant: []}; + svgContainer.appendChild(element); + } + JSONcontainer[elementType].used.push(element); + return element; }; - /** - * Get the current datetime - * @return {String} current The current date + * Allocate or generate an SVG element if needed. Store a reference to it in the JSON container and draw it in the svgContainer + * the JSON container and the SVG container have to be supplied so other svg containers (like the legend) can use this. + * + * @param elementType + * @param JSONcontainer + * @param DOMContainer + * @returns {*} + * @private */ - DataStep.prototype.getCurrent = function() { - var toPrecision = '' + Number(this.current).toPrecision(5); - for (var i = toPrecision.length-1; i > 0; i--) { - if (toPrecision[i] == "0") { - toPrecision = toPrecision.slice(0,i); + exports.getDOMElement = function (elementType, JSONcontainer, DOMContainer, insertBefore) { + var element; + // allocate DOM element, if it doesnt yet exist, create one. + if (JSONcontainer.hasOwnProperty(elementType)) { // this element has been created before + // check if there is an redundant element + if (JSONcontainer[elementType].redundant.length > 0) { + element = JSONcontainer[elementType].redundant[0]; + JSONcontainer[elementType].redundant.shift(); } - else if (toPrecision[i] == "." || toPrecision[i] == ",") { - toPrecision = toPrecision.slice(0,i); - break; + else { + // create a new element and add it to the SVG + element = document.createElement(elementType); + if (insertBefore !== undefined) { + DOMContainer.insertBefore(element, insertBefore); + } + else { + DOMContainer.appendChild(element); + } } - else{ - break; + } + else { + // create a new element and add it to the SVG, also create a new object in the svgElements to keep track of it. + element = document.createElement(elementType); + JSONcontainer[elementType] = {used: [], redundant: []}; + if (insertBefore !== undefined) { + DOMContainer.insertBefore(element, insertBefore); + } + else { + DOMContainer.appendChild(element); } } - - return toPrecision; + JSONcontainer[elementType].used.push(element); + return element; }; + /** - * Snap a date to a rounded value. - * The snap intervals are dependent on the current scale and step. - * @param {Date} date the date to be snapped. - * @return {Date} snappedDate + * draw a point object. this is a seperate function because it can also be called by the legend. + * The reason the JSONcontainer and the target SVG svgContainer have to be supplied is so the legend can use these functions + * as well. + * + * @param x + * @param y + * @param group + * @param JSONcontainer + * @param svgContainer + * @returns {*} */ - DataStep.prototype.snap = function(date) { - + exports.drawPoint = function(x, y, group, JSONcontainer, svgContainer) { + var point; + if (group.options.drawPoints.style == 'circle') { + point = exports.getSVGElement('circle',JSONcontainer,svgContainer); + point.setAttributeNS(null, "cx", x); + point.setAttributeNS(null, "cy", y); + point.setAttributeNS(null, "r", 0.5 * group.options.drawPoints.size); + point.setAttributeNS(null, "class", group.className + " point"); + } + else { + point = exports.getSVGElement('rect',JSONcontainer,svgContainer); + point.setAttributeNS(null, "x", x - 0.5*group.options.drawPoints.size); + point.setAttributeNS(null, "y", y - 0.5*group.options.drawPoints.size); + point.setAttributeNS(null, "width", group.options.drawPoints.size); + point.setAttributeNS(null, "height", group.options.drawPoints.size); + point.setAttributeNS(null, "class", group.className + " point"); + } + return point; }; /** - * Check if the current value is a major value (for example when the step - * is DAY, a major value is each first day of the MONTH) - * @return {boolean} true if current date is major, else false. + * draw a bar SVG element centered on the X coordinate + * + * @param x + * @param y + * @param className */ - DataStep.prototype.isMajor = function() { - return (this.current % (this.scale * this.majorSteps[this.stepIndex]) == 0); + exports.drawBar = function (x, y, width, height, className, JSONcontainer, svgContainer) { + // if (height != 0) { + var rect = exports.getSVGElement('rect',JSONcontainer, svgContainer); + rect.setAttributeNS(null, "x", x - 0.5 * width); + rect.setAttributeNS(null, "y", y); + rect.setAttributeNS(null, "width", width); + rect.setAttributeNS(null, "height", height); + rect.setAttributeNS(null, "class", className); + // } }; - module.exports = DataStep; - - /***/ }, -/* 15 */ +/* 7 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var hammerUtil = __webpack_require__(43); - var moment = __webpack_require__(40); - var Component = __webpack_require__(18); /** - * @constructor Range - * A Range controls a numeric range with a start and end value. - * The Range adjusts the range based on mouse events or programmatic changes, - * and triggers events when the range is changing or has been changed. - * @param {{dom: Object, domProps: Object, emitter: Emitter}} body - * @param {Object} [options] See description at Range.setOptions + * DataSet + * + * Usage: + * var dataSet = new DataSet({ + * fieldId: '_id', + * type: { + * // ... + * } + * }); + * + * dataSet.add(item); + * dataSet.add(data); + * dataSet.update(item); + * dataSet.update(data); + * dataSet.remove(id); + * dataSet.remove(ids); + * var data = dataSet.get(); + * var data = dataSet.get(id); + * var data = dataSet.get(ids); + * var data = dataSet.get(ids, options, data); + * dataSet.clear(); + * + * A data set can: + * - add/remove/update data + * - gives triggers upon changes in the data + * - can import/export data in various data formats + * + * @param {Array | DataTable} [data] Optional array with initial data + * @param {Object} [options] Available options: + * {String} fieldId Field name of the id in the + * items, 'id' by default. + * {Object. duration; - var s = (done || _start === null) ? _start : util.easeInOutQuad(time, initStart, _start, duration); - var e = (done || _end === null) ? _end : util.easeInOutQuad(time, initEnd, _end, duration); + /** + * Update existing items. When an item does not exist, it will be created + * @param {Object | Array | DataTable} data + * @param {String} [senderId] Optional sender id + * @return {Array} updatedIds The ids of the added or updated items + */ + DataSet.prototype.update = function (data, senderId) { + var addedIds = [], + updatedIds = [], + me = this, + fieldId = me._fieldId; - changed = me._applyRange(s, e); - anyChanged = anyChanged || changed; - if (changed) { - me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end)}); - } + var addOrUpdate = function (item) { + var id = item[fieldId]; + if (me._data[id]) { + // update item + id = me._updateItem(item); + updatedIds.push(id); + } + else { + // add new item + id = me._addItem(item); + addedIds.push(id); + } + }; - if (done) { - if (anyChanged) { - me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end)}); - } - } - else { - // animate with as high as possible frame rate, leave 20 ms in between - // each to prevent the browser from blocking - me.animateTimer = setTimeout(next, 20); - } - } + if (Array.isArray(data)) { + // Array + for (var i = 0, len = data.length; i < len; i++) { + addOrUpdate(data[i]); } + } + else if (util.isDataTable(data)) { + // Google DataTable + var columns = this._getColumnNames(data); + for (var row = 0, rows = data.getNumberOfRows(); row < rows; row++) { + var item = {}; + for (var col = 0, cols = columns.length; col < cols; col++) { + var field = columns[col]; + item[field] = data.getValue(row, col); + } - return next(); + addOrUpdate(item); + } + } + else if (data instanceof Object) { + // Single item + addOrUpdate(data); } else { - var changed = this._applyRange(_start, _end); - if (changed) { - var params = {start: new Date(this.start), end: new Date(this.end)}; - this.body.emitter.emit('rangechange', params); - this.body.emitter.emit('rangechanged', params); - } + throw new Error('Unknown dataType'); } - }; - /** - * Stop an animation - * @private - */ - Range.prototype._cancelAnimation = function () { - if (this.animateTimer) { - clearTimeout(this.animateTimer); - this.animateTimer = null; + if (addedIds.length) { + this._trigger('add', {items: addedIds}, senderId); } + if (updatedIds.length) { + this._trigger('update', {items: updatedIds}, senderId); + } + + return addedIds.concat(updatedIds); }; /** - * Set a new start and end range. This method is the same as setRange, but - * does not trigger a range change and range changed event, and it returns - * true when the range is changed - * @param {Number} [start] - * @param {Number} [end] - * @return {Boolean} changed - * @private + * Get a data item or multiple items. + * + * Usage: + * + * get() + * get(options: Object) + * get(options: Object, data: Array | DataTable) + * + * get(id: Number | String) + * get(id: Number | String, options: Object) + * get(id: Number | String, options: Object, data: Array | DataTable) + * + * get(ids: Number[] | String[]) + * get(ids: Number[] | String[], options: Object) + * get(ids: Number[] | String[], options: Object, data: Array | DataTable) + * + * Where: + * + * {Number | String} id The id of an item + * {Number[] | String{}} ids An array with ids of items + * {Object} options An Object with options. Available options: + * {String} [returnType] Type of data to be + * returned. Can be 'DataTable' or 'Array' (default) + * {Object.} [type] + * {String[]} [fields] field names to be returned + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. + * {Array | DataTable} [data] If provided, items will be appended to this + * array or table. Required in case of Google + * DataTable. + * + * @throws Error */ - Range.prototype._applyRange = function(start, end) { - var newStart = (start != null) ? util.convert(start, 'Date').valueOf() : this.start, - newEnd = (end != null) ? util.convert(end, 'Date').valueOf() : this.end, - max = (this.options.max != null) ? util.convert(this.options.max, 'Date').valueOf() : null, - min = (this.options.min != null) ? util.convert(this.options.min, 'Date').valueOf() : null, - diff; + DataSet.prototype.get = function (args) { + var me = this; - // check for valid number - if (isNaN(newStart) || newStart === null) { - throw new Error('Invalid start "' + start + '"'); + // parse the arguments + var id, ids, options, data; + var firstType = util.getType(arguments[0]); + if (firstType == 'String' || firstType == 'Number') { + // get(id [, options] [, data]) + id = arguments[0]; + options = arguments[1]; + data = arguments[2]; } - if (isNaN(newEnd) || newEnd === null) { - throw new Error('Invalid end "' + end + '"'); + else if (firstType == 'Array') { + // get(ids [, options] [, data]) + ids = arguments[0]; + options = arguments[1]; + data = arguments[2]; + } + else { + // get([, options] [, data]) + options = arguments[0]; + data = arguments[1]; } - // prevent start < end - if (newEnd < newStart) { - newEnd = newStart; + // determine the return type + var returnType; + if (options && options.returnType) { + var allowedValues = ["DataTable", "Array", "Object"]; + returnType = allowedValues.indexOf(options.returnType) == -1 ? "Array" : options.returnType; + + if (data && (returnType != util.getType(data))) { + throw new Error('Type of parameter "data" (' + util.getType(data) + ') ' + + 'does not correspond with specified options.type (' + options.type + ')'); + } + if (returnType == 'DataTable' && !util.isDataTable(data)) { + throw new Error('Parameter "data" must be a DataTable ' + + 'when options.type is "DataTable"'); + } + } + else if (data) { + returnType = (util.getType(data) == 'DataTable') ? 'DataTable' : 'Array'; + } + else { + returnType = 'Array'; } - // prevent start < min - if (min !== null) { - if (newStart < min) { - diff = (min - newStart); - newStart += diff; - newEnd += diff; + // build options + var type = options && options.type || this._options.type; + var filter = options && options.filter; + var items = [], item, itemId, i, len; - // prevent end > max - if (max != null) { - if (newEnd > max) { - newEnd = max; + // convert items + if (id != undefined) { + // return a single item + item = me._getItem(id, type); + if (filter && !filter(item)) { + item = null; + } + } + else if (ids != undefined) { + // return a subset of items + for (i = 0, len = ids.length; i < len; i++) { + item = me._getItem(ids[i], type); + if (!filter || filter(item)) { + items.push(item); + } + } + } + else { + // return all items + for (itemId in this._data) { + if (this._data.hasOwnProperty(itemId)) { + item = me._getItem(itemId, type); + if (!filter || filter(item)) { + items.push(item); } } } } - // prevent end > max - if (max !== null) { - if (newEnd > max) { - diff = (newEnd - max); - newStart -= diff; - newEnd -= diff; + // order the results + if (options && options.order && id == undefined) { + this._sort(items, options.order); + } - // prevent start < min - if (min != null) { - if (newStart < min) { - newStart = min; - } + // filter fields of the items + if (options && options.fields) { + var fields = options.fields; + if (id != undefined) { + item = this._filterFields(item, fields); + } + else { + for (i = 0, len = items.length; i < len; i++) { + items[i] = this._filterFields(items[i], fields); } } } - // prevent (end-start) < zoomMin - if (this.options.zoomMin !== null) { - var zoomMin = parseFloat(this.options.zoomMin); - if (zoomMin < 0) { - zoomMin = 0; + // return the results + if (returnType == 'DataTable') { + var columns = this._getColumnNames(data); + if (id != undefined) { + // append a single item to the data table + me._appendRow(data, columns, item); } - if ((newEnd - newStart) < zoomMin) { - if ((this.end - this.start) === zoomMin) { - // ignore this action, we are already zoomed to the minimum - newStart = this.start; - newEnd = this.end; - } - else { - // zoom to the minimum - diff = (zoomMin - (newEnd - newStart)); - newStart -= diff / 2; - newEnd += diff / 2; + else { + // copy the items to the provided data table + for (i = 0; i < items.length; i++) { + me._appendRow(data, columns, items[i]); } } + return data; + } + else if (returnType == "Object") { + var result = {}; + for (i = 0; i < items.length; i++) { + result[items[i].id] = items[i]; + } + return result; } - - // prevent (end-start) > zoomMax - if (this.options.zoomMax !== null) { - var zoomMax = parseFloat(this.options.zoomMax); - if (zoomMax < 0) { - zoomMax = 0; + else { + // return an array + if (id != undefined) { + // a single item + return item; } - if ((newEnd - newStart) > zoomMax) { - if ((this.end - this.start) === zoomMax) { - // ignore this action, we are already zoomed to the maximum - newStart = this.start; - newEnd = this.end; + else { + // multiple items + if (data) { + // copy the items to the provided array + for (i = 0, len = items.length; i < len; i++) { + data.push(items[i]); + } + return data; } else { - // zoom to the maximum - diff = ((newEnd - newStart) - zoomMax); - newStart += diff / 2; - newEnd -= diff / 2; + // just return our array + return items; } } } - - var changed = (this.start != newStart || this.end != newEnd); - - this.start = newStart; - this.end = newEnd; - - return changed; }; /** - * Retrieve the current range. - * @return {Object} An object with start and end properties + * Get ids of all items or from a filtered set of items. + * @param {Object} [options] An Object with options. Available options: + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. + * @return {Array} ids */ - Range.prototype.getRange = function() { - return { - start: this.start, - end: this.end - }; - }; + DataSet.prototype.getIds = function (options) { + var data = this._data, + filter = options && options.filter, + order = options && options.order, + type = options && options.type || this._options.type, + i, + len, + id, + item, + items, + ids = []; - /** - * Calculate the conversion offset and scale for current range, based on - * the provided width - * @param {Number} width - * @returns {{offset: number, scale: number}} conversion - */ - Range.prototype.conversion = function (width) { - return Range.conversion(this.start, this.end, width); - }; + if (filter) { + // get filtered items + if (order) { + // create ordered list + items = []; + for (id in data) { + if (data.hasOwnProperty(id)) { + item = this._getItem(id, type); + if (filter(item)) { + items.push(item); + } + } + } - /** - * Static method to calculate the conversion offset and scale for a range, - * based on the provided start, end, and width - * @param {Number} start - * @param {Number} end - * @param {Number} width - * @returns {{offset: number, scale: number}} conversion - */ - Range.conversion = function (start, end, width) { - if (width != 0 && (end - start != 0)) { - return { - offset: start, - scale: width / (end - start) + this._sort(items, order); + + for (i = 0, len = items.length; i < len; i++) { + ids[i] = items[i][this._fieldId]; + } + } + else { + // create unordered list + for (id in data) { + if (data.hasOwnProperty(id)) { + item = this._getItem(id, type); + if (filter(item)) { + ids.push(item[this._fieldId]); + } + } + } } } else { - return { - offset: 0, - scale: 1 - }; - } - }; - - /** - * Start dragging horizontally or vertically - * @param {Event} event - * @private - */ - Range.prototype._onDragStart = function(event) { - // only allow dragging when configured as movable - if (!this.options.moveable) return; - - // refuse to drag when we where pinching to prevent the timeline make a jump - // when releasing the fingers in opposite order from the touch screen - if (!this.props.touch.allowDragging) return; - - this.props.touch.start = this.start; - this.props.touch.end = this.end; - this.props.touch.dragging = true; - - if (this.body.dom.root) { - this.body.dom.root.style.cursor = 'move'; - } - }; - - /** - * Perform dragging operation - * @param {Event} event - * @private - */ - Range.prototype._onDrag = function (event) { - // only allow dragging when configured as movable - if (!this.options.moveable) return; - var direction = this.options.direction; - validateDirection(direction); - // refuse to drag when we where pinching to prevent the timeline make a jump - // when releasing the fingers in opposite order from the touch screen - if (!this.props.touch.allowDragging) return; - var delta = (direction == 'horizontal') ? event.gesture.deltaX : event.gesture.deltaY, - interval = (this.props.touch.end - this.props.touch.start), - width = (direction == 'horizontal') ? this.body.domProps.center.width : this.body.domProps.center.height, - diffRange = -delta / width * interval; - this._applyRange(this.props.touch.start + diffRange, this.props.touch.end + diffRange); - this.body.emitter.emit('rangechange', { - start: new Date(this.start), - end: new Date(this.end) - }); - }; - - /** - * Stop dragging operation - * @param {event} event - * @private - */ - Range.prototype._onDragEnd = function (event) { - // only allow dragging when configured as movable - if (!this.options.moveable) return; - - // refuse to drag when we where pinching to prevent the timeline make a jump - // when releasing the fingers in opposite order from the touch screen - if (!this.props.touch.allowDragging) return; - - this.props.touch.dragging = false; - if (this.body.dom.root) { - this.body.dom.root.style.cursor = 'auto'; - } - - // fire a rangechanged event - this.body.emitter.emit('rangechanged', { - start: new Date(this.start), - end: new Date(this.end) - }); - }; - - /** - * Event handler for mouse wheel event, used to zoom - * Code from http://adomas.org/javascript-mouse-wheel/ - * @param {Event} event - * @private - */ - Range.prototype._onMouseWheel = function(event) { - // only allow zooming when configured as zoomable and moveable - if (!(this.options.zoomable && this.options.moveable)) return; - - // retrieve delta - var delta = 0; - if (event.wheelDelta) { /* IE/Opera. */ - delta = event.wheelDelta / 120; - } else if (event.detail) { /* Mozilla case. */ - // In Mozilla, sign of delta is different than in IE. - // Also, delta is multiple of 3. - delta = -event.detail / 3; - } + // get all items + if (order) { + // create an ordered list + items = []; + for (id in data) { + if (data.hasOwnProperty(id)) { + items.push(data[id]); + } + } - // If delta is nonzero, handle it. - // Basically, delta is now positive if wheel was scrolled up, - // and negative, if wheel was scrolled down. - if (delta) { - // perform the zoom action. Delta is normally 1 or -1 + this._sort(items, order); - // adjust a negative delta such that zooming in with delta 0.1 - // equals zooming out with a delta -0.1 - var scale; - if (delta < 0) { - scale = 1 - (delta / 5); + for (i = 0, len = items.length; i < len; i++) { + ids[i] = items[i][this._fieldId]; + } } else { - scale = 1 / (1 + (delta / 5)) ; + // create unordered list + for (id in data) { + if (data.hasOwnProperty(id)) { + item = data[id]; + ids.push(item[this._fieldId]); + } + } } - - // calculate center, the date to zoom around - var gesture = hammerUtil.fakeGesture(this, event), - pointer = getPointer(gesture.center, this.body.dom.center), - pointerDate = this._pointerToDate(pointer); - - this.zoom(scale, pointerDate); } - // Prevent default actions caused by mouse wheel - // (else the page and timeline both zoom and scroll) - event.preventDefault(); + return ids; }; /** - * Start of a touch gesture - * @private + * Returns the DataSet itself. Is overwritten for example by the DataView, + * which returns the DataSet it is connected to instead. */ - Range.prototype._onTouch = function (event) { - this.props.touch.start = this.start; - this.props.touch.end = this.end; - this.props.touch.allowDragging = true; - this.props.touch.center = null; + DataSet.prototype.getDataSet = function () { + return this; }; /** - * On start of a hold gesture - * @private + * Execute a callback function for every item in the dataset. + * @param {function} callback + * @param {Object} [options] Available options: + * {Object.} [type] + * {String[]} [fields] filter fields + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. */ - Range.prototype._onHold = function () { - this.props.touch.allowDragging = false; + DataSet.prototype.forEach = function (callback, options) { + var filter = options && options.filter, + type = options && options.type || this._options.type, + data = this._data, + item, + id; + + if (options && options.order) { + // execute forEach on ordered list + var items = this.get(options); + + for (var i = 0, len = items.length; i < len; i++) { + item = items[i]; + id = item[this._fieldId]; + callback(item, id); + } + } + else { + // unordered + for (id in data) { + if (data.hasOwnProperty(id)) { + item = this._getItem(id, type); + if (!filter || filter(item)) { + callback(item, id); + } + } + } + } }; /** - * Handle pinch event - * @param {Event} event - * @private + * Map every item in the dataset. + * @param {function} callback + * @param {Object} [options] Available options: + * {Object.} [type] + * {String[]} [fields] filter fields + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. + * @return {Object[]} mappedItems */ - Range.prototype._onPinch = function (event) { - // only allow zooming when configured as zoomable and moveable - if (!(this.options.zoomable && this.options.moveable)) return; - - this.props.touch.allowDragging = false; + DataSet.prototype.map = function (callback, options) { + var filter = options && options.filter, + type = options && options.type || this._options.type, + mappedItems = [], + data = this._data, + item; - if (event.gesture.touches.length > 1) { - if (!this.props.touch.center) { - this.props.touch.center = getPointer(event.gesture.center, this.body.dom.center); + // convert and filter items + for (var id in data) { + if (data.hasOwnProperty(id)) { + item = this._getItem(id, type); + if (!filter || filter(item)) { + mappedItems.push(callback(item, id)); + } } + } - var scale = 1 / event.gesture.scale, - initDate = this._pointerToDate(this.props.touch.center); - - // calculate new start and end - var newStart = parseInt(initDate + (this.props.touch.start - initDate) * scale); - var newEnd = parseInt(initDate + (this.props.touch.end - initDate) * scale); - - // apply new range - this.setRange(newStart, newEnd); + // order items + if (options && options.order) { + this._sort(mappedItems, options.order); } + + return mappedItems; }; /** - * Helper function to calculate the center date for zooming - * @param {{x: Number, y: Number}} pointer - * @return {number} date + * Filter the fields of an item + * @param {Object} item + * @param {String[]} fields Field names + * @return {Object} filteredItem * @private */ - Range.prototype._pointerToDate = function (pointer) { - var conversion; - var direction = this.options.direction; - - validateDirection(direction); + DataSet.prototype._filterFields = function (item, fields) { + var filteredItem = {}; - if (direction == 'horizontal') { - var width = this.body.domProps.center.width; - conversion = this.conversion(width); - return pointer.x / conversion.scale + conversion.offset; - } - else { - var height = this.body.domProps.center.height; - conversion = this.conversion(height); - return pointer.y / conversion.scale + conversion.offset; + for (var field in item) { + if (item.hasOwnProperty(field) && (fields.indexOf(field) != -1)) { + filteredItem[field] = item[field]; + } } + + return filteredItem; }; /** - * Get the pointer location relative to the location of the dom element - * @param {{pageX: Number, pageY: Number}} touch - * @param {Element} element HTML DOM element - * @return {{x: Number, y: Number}} pointer + * Sort the provided array with items + * @param {Object[]} items + * @param {String | function} order A field name or custom sort function. * @private */ - function getPointer (touch, element) { - return { - x: touch.pageX - util.getAbsoluteLeft(element), - y: touch.pageY - util.getAbsoluteTop(element) - }; - } + DataSet.prototype._sort = function (items, order) { + if (util.isString(order)) { + // order by provided field name + var name = order; // field name + items.sort(function (a, b) { + var av = a[name]; + var bv = b[name]; + return (av > bv) ? 1 : ((av < bv) ? -1 : 0); + }); + } + else if (typeof order === 'function') { + // order by sort function + items.sort(order); + } + // TODO: extend order by an Object {field:String, direction:String} + // where direction can be 'asc' or 'desc' + else { + throw new TypeError('Order must be a function or a string'); + } + }; /** - * Zoom the range the given scale in or out. Start and end date will - * be adjusted, and the timeline will be redrawn. You can optionally give a - * date around which to zoom. - * For example, try scale = 0.9 or 1.1 - * @param {Number} scale Scaling factor. Values above 1 will zoom out, - * values below 1 will zoom in. - * @param {Number} [center] Value representing a date around which will - * be zoomed. + * Remove an object by pointer or by id + * @param {String | Number | Object | Array} id Object or id, or an array with + * objects or ids to be removed + * @param {String} [senderId] Optional sender id + * @return {Array} removedIds */ - Range.prototype.zoom = function(scale, center) { - // if centerDate is not provided, take it half between start Date and end Date - if (center == null) { - center = (this.start + this.end) / 2; + DataSet.prototype.remove = function (id, senderId) { + var removedIds = [], + i, len, removedId; + + if (Array.isArray(id)) { + for (i = 0, len = id.length; i < len; i++) { + removedId = this._remove(id[i]); + if (removedId != null) { + removedIds.push(removedId); + } + } + } + else { + removedId = this._remove(id); + if (removedId != null) { + removedIds.push(removedId); + } } - // calculate new start and end - var newStart = center + (this.start - center) * scale; - var newEnd = center + (this.end - center) * scale; + if (removedIds.length) { + this._trigger('remove', {items: removedIds}, senderId); + } - this.setRange(newStart, newEnd); + return removedIds; + }; + + /** + * Remove an item by its id + * @param {Number | String | Object} id id or item + * @returns {Number | String | null} id + * @private + */ + DataSet.prototype._remove = function (id) { + if (util.isNumber(id) || util.isString(id)) { + if (this._data[id]) { + delete this._data[id]; + return id; + } + } + else if (id instanceof Object) { + var itemId = id[this._fieldId]; + if (itemId && this._data[itemId]) { + delete this._data[itemId]; + return itemId; + } + } + return null; }; /** - * Move the range with a given delta to the left or right. Start and end - * value will be adjusted. For example, try delta = 0.1 or -0.1 - * @param {Number} delta Moving amount. Positive value will move right, - * negative value will move left + * Clear the data + * @param {String} [senderId] Optional sender id + * @return {Array} removedIds The ids of all removed items */ - Range.prototype.move = function(delta) { - // zoom start Date and end Date relative to the centerDate - var diff = (this.end - this.start); + DataSet.prototype.clear = function (senderId) { + var ids = Object.keys(this._data); - // apply new values - var newStart = this.start + diff * delta; - var newEnd = this.end + diff * delta; + this._data = {}; - // TODO: reckon with min and max range + this._trigger('remove', {items: ids}, senderId); - this.start = newStart; - this.end = newEnd; + return ids; }; /** - * Move the range to a new center point - * @param {Number} moveTo New center point of the range + * Find the item with maximum value of a specified field + * @param {String} field + * @return {Object | null} item Item containing max value, or null if no items */ - Range.prototype.moveTo = function(moveTo) { - var center = (this.start + this.end) / 2; - - var diff = center - moveTo; + DataSet.prototype.max = function (field) { + var data = this._data, + max = null, + maxField = null; - // calculate new start and end - var newStart = this.start - diff; - var newEnd = this.end - diff; + for (var id in data) { + if (data.hasOwnProperty(id)) { + var item = data[id]; + var itemField = item[field]; + if (itemField != null && (!max || itemField > maxField)) { + max = item; + maxField = itemField; + } + } + } - this.setRange(newStart, newEnd); + return max; }; - module.exports = Range; - + /** + * Find the item with minimum value of a specified field + * @param {String} field + * @return {Object | null} item Item containing max value, or null if no items + */ + DataSet.prototype.min = function (field) { + var data = this._data, + min = null, + minField = null; -/***/ }, -/* 16 */ -/***/ function(module, exports, __webpack_require__) { + for (var id in data) { + if (data.hasOwnProperty(id)) { + var item = data[id]; + var itemField = item[field]; + if (itemField != null && (!min || itemField < minField)) { + min = item; + minField = itemField; + } + } + } - // Utility functions for ordering and stacking of items - var EPSILON = 0.001; // used when checking collisions, to prevent round-off errors + return min; + }; /** - * Order items by their start data - * @param {Item[]} items + * Find all distinct values of a specified field + * @param {String} field + * @return {Array} values Array containing all distinct values. If data items + * do not contain the specified field are ignored. + * The returned array is unordered. */ - exports.orderByStart = function(items) { - items.sort(function (a, b) { - return a.data.start - b.data.start; - }); + DataSet.prototype.distinct = function (field) { + var data = this._data; + var values = []; + var fieldType = this._options.type && this._options.type[field] || null; + var count = 0; + var i; + + for (var prop in data) { + if (data.hasOwnProperty(prop)) { + var item = data[prop]; + var value = item[field]; + var exists = false; + for (i = 0; i < count; i++) { + if (values[i] == value) { + exists = true; + break; + } + } + if (!exists && (value !== undefined)) { + values[count] = value; + count++; + } + } + } + + if (fieldType) { + for (i = 0; i < values.length; i++) { + values[i] = util.convert(values[i], fieldType); + } + } + + return values; }; /** - * Order items by their end date. If they have no end date, their start date - * is used. - * @param {Item[]} items + * Add a single item. Will fail when an item with the same id already exists. + * @param {Object} item + * @return {String} id + * @private */ - exports.orderByEnd = function(items) { - items.sort(function (a, b) { - var aTime = ('end' in a.data) ? a.data.end : a.data.start, - bTime = ('end' in b.data) ? b.data.end : b.data.start; + DataSet.prototype._addItem = function (item) { + var id = item[this._fieldId]; - return aTime - bTime; - }); + if (id != undefined) { + // check whether this id is already taken + if (this._data[id]) { + // item already exists + throw new Error('Cannot add item: item with id ' + id + ' already exists'); + } + } + else { + // generate an id + id = util.randomUUID(); + item[this._fieldId] = id; + } + + var d = {}; + for (var field in item) { + if (item.hasOwnProperty(field)) { + var fieldType = this._type[field]; // type may be undefined + d[field] = util.convert(item[field], fieldType); + } + } + this._data[id] = d; + + return id; }; /** - * Adjust vertical positions of the items such that they don't overlap each - * other. - * @param {Item[]} items - * All visible items - * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin - * Margins between items and between items and the axis. - * @param {boolean} [force=false] - * If true, all items will be repositioned. If false (default), only - * items having a top===null will be re-stacked + * Get an item. Fields can be converted to a specific type + * @param {String} id + * @param {Object.} [types] field types to convert + * @return {Object | null} item + * @private */ - exports.stack = function(items, margin, force) { - var i, iMax; + DataSet.prototype._getItem = function (id, types) { + var field, value; - if (force) { - // reset top position of all items - for (i = 0, iMax = items.length; i < iMax; i++) { - items[i].top = null; - } + // get the item from the dataset + var raw = this._data[id]; + if (!raw) { + return null; } - // calculate new, non-overlapping positions - for (i = 0, iMax = items.length; i < iMax; i++) { - var item = items[i]; - if (item.top === null) { - // initialize top position - item.top = margin.axis; + // convert the items field types + var converted = {}; + if (types) { + for (field in raw) { + if (raw.hasOwnProperty(field)) { + value = raw[field]; + converted[field] = util.convert(value, types[field]); + } + } + } + else { + // no field types specified, no converting needed + for (field in raw) { + if (raw.hasOwnProperty(field)) { + value = raw[field]; + converted[field] = value; + } + } + } + return converted; + }; - do { - // TODO: optimize checking for overlap. when there is a gap without items, - // you only need to check for items from the next item on, not from zero - var collidingItem = null; - for (var j = 0, jj = items.length; j < jj; j++) { - var other = items[j]; - if (other.top !== null && other !== item && exports.collision(item, other, margin.item)) { - collidingItem = other; - break; - } - } + /** + * Update a single item: merge with existing item. + * Will fail when the item has no id, or when there does not exist an item + * with the same id. + * @param {Object} item + * @return {String} id + * @private + */ + DataSet.prototype._updateItem = function (item) { + var id = item[this._fieldId]; + if (id == undefined) { + throw new Error('Cannot update item: item has no id (item: ' + JSON.stringify(item) + ')'); + } + var d = this._data[id]; + if (!d) { + // item doesn't exist + throw new Error('Cannot update item: no item with id ' + id + ' found'); + } - if (collidingItem != null) { - // There is a collision. Reposition the items above the colliding element - item.top = collidingItem.top + collidingItem.height + margin.item.vertical; - } - } while (collidingItem); + // merge with current item + for (var field in item) { + if (item.hasOwnProperty(field)) { + var fieldType = this._type[field]; // type may be undefined + d[field] = util.convert(item[field], fieldType); } } + + return id; }; /** - * Adjust vertical positions of the items without stacking them - * @param {Item[]} items - * All visible items - * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin - * Margins between items and between items and the axis. + * Get an array with the column names of a Google DataTable + * @param {DataTable} dataTable + * @return {String[]} columnNames + * @private */ - exports.nostack = function(items, margin) { - var i, iMax; - - // reset top position of all items - for (i = 0, iMax = items.length; i < iMax; i++) { - items[i].top = margin.axis; + DataSet.prototype._getColumnNames = function (dataTable) { + var columns = []; + for (var col = 0, cols = dataTable.getNumberOfColumns(); col < cols; col++) { + columns[col] = dataTable.getColumnId(col) || dataTable.getColumnLabel(col); } + return columns; }; /** - * Test if the two provided items collide - * The items must have parameters left, width, top, and height. - * @param {Item} a The first item - * @param {Item} b The second item - * @param {{horizontal: number, vertical: number}} margin - * An object containing a horizontal and vertical - * minimum required margin. - * @return {boolean} true if a and b collide, else false + * Append an item as a row to the dataTable + * @param dataTable + * @param columns + * @param item + * @private */ - exports.collision = function(a, b, margin) { - return ((a.left - margin.horizontal + EPSILON) < (b.left + b.width) && - (a.left + a.width + margin.horizontal - EPSILON) > b.left && - (a.top - margin.vertical + EPSILON) < (b.top + b.height) && - (a.top + a.height + margin.vertical - EPSILON) > b.top); + DataSet.prototype._appendRow = function (dataTable, columns, item) { + var row = dataTable.addRow(); + + for (var col = 0, cols = columns.length; col < cols; col++) { + var field = columns[col]; + dataTable.setValue(row, col, item[field]); + } }; + module.exports = DataSet; + /***/ }, -/* 17 */ +/* 8 */ /***/ function(module, exports, __webpack_require__) { - var moment = __webpack_require__(40); + var util = __webpack_require__(1); + var DataSet = __webpack_require__(7); /** - * @constructor TimeStep - * The class TimeStep is an iterator for dates. You provide a start date and an - * end date. The class itself determines the best scale (step size) based on the - * provided start Date, end Date, and minimumStep. - * - * If minimumStep is provided, the step size is chosen as close as possible - * to the minimumStep but larger than minimumStep. If minimumStep is not - * provided, the scale is set to 1 DAY. - * The minimumStep should correspond with the onscreen size of about 6 characters + * DataView * - * Alternatively, you can set a scale by hand. - * After creation, you can initialize the class by executing first(). Then you - * can iterate from the start date to the end date via next(). You can check if - * the end date is reached with the function hasNext(). After each step, you can - * retrieve the current date via getCurrent(). - * The TimeStep has scales ranging from milliseconds, seconds, minutes, hours, - * days, to years. + * a dataview offers a filtered view on a dataset or an other dataview. * - * Version: 1.2 + * @param {DataSet | DataView} data + * @param {Object} [options] Available options: see method get * - * @param {Date} [start] The start date, for example new Date(2010, 9, 21) - * or new Date(2010, 9, 21, 23, 45, 00) - * @param {Date} [end] The end date - * @param {Number} [minimumStep] Optional. Minimum step size in milliseconds + * @constructor DataView */ - function TimeStep(start, end, minimumStep) { - // variables - this.current = new Date(); - this._start = new Date(); - this._end = new Date(); + function DataView (data, options) { + this._data = null; + this._ids = {}; // ids of the items currently in memory (just contains a boolean true) + this._options = options || {}; + this._fieldId = 'id'; // name of the field containing id + this._subscribers = {}; // event subscribers - this.autoScale = true; - this.scale = TimeStep.SCALE.DAY; - this.step = 1; + var me = this; + this.listener = function () { + me._onEvent.apply(me, arguments); + }; - // initialize the range - this.setRange(start, end, minimumStep); + this.setData(data); } - /// enum scale - TimeStep.SCALE = { - MILLISECOND: 1, - SECOND: 2, - MINUTE: 3, - HOUR: 4, - DAY: 5, - WEEKDAY: 6, - MONTH: 7, - YEAR: 8 - }; + // TODO: implement a function .config() to dynamically update things like configured filter + // and trigger changes accordingly + + /** + * Set a data source for the view + * @param {DataSet | DataView} data + */ + DataView.prototype.setData = function (data) { + var ids, i, len; + + if (this._data) { + // unsubscribe from current dataset + if (this._data.unsubscribe) { + this._data.unsubscribe('*', this.listener); + } + + // trigger a remove of all items in memory + ids = []; + for (var id in this._ids) { + if (this._ids.hasOwnProperty(id)) { + ids.push(id); + } + } + this._ids = {}; + this._trigger('remove', {items: ids}); + } + + this._data = data; + + if (this._data) { + // update fieldId + this._fieldId = this._options.fieldId || + (this._data && this._data.options && this._data.options.fieldId) || + 'id'; + // trigger an add of all added items + ids = this._data.getIds({filter: this._options && this._options.filter}); + for (i = 0, len = ids.length; i < len; i++) { + id = ids[i]; + this._ids[id] = true; + } + this._trigger('add', {items: ids}); + + // subscribe to new dataset + if (this._data.on) { + this._data.on('*', this.listener); + } + } + }; /** - * Set a new range - * If minimumStep is provided, the step size is chosen as close as possible - * to the minimumStep but larger than minimumStep. If minimumStep is not - * provided, the scale is set to 1 DAY. - * The minimumStep should correspond with the onscreen size of about 6 characters - * @param {Date} [start] The start date and time. - * @param {Date} [end] The end date and time. - * @param {int} [minimumStep] Optional. Minimum step size in milliseconds + * Get data from the data view + * + * Usage: + * + * get() + * get(options: Object) + * get(options: Object, data: Array | DataTable) + * + * get(id: Number) + * get(id: Number, options: Object) + * get(id: Number, options: Object, data: Array | DataTable) + * + * get(ids: Number[]) + * get(ids: Number[], options: Object) + * get(ids: Number[], options: Object, data: Array | DataTable) + * + * Where: + * + * {Number | String} id The id of an item + * {Number[] | String{}} ids An array with ids of items + * {Object} options An Object with options. Available options: + * {String} [type] Type of data to be returned. Can + * be 'DataTable' or 'Array' (default) + * {Object.} [convert] + * {String[]} [fields] field names to be returned + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. + * {Array | DataTable} [data] If provided, items will be appended to this + * array or table. Required in case of Google + * DataTable. + * @param args */ - TimeStep.prototype.setRange = function(start, end, minimumStep) { - if (!(start instanceof Date) || !(end instanceof Date)) { - throw "No legal start or end date in method setRange"; + DataView.prototype.get = function (args) { + var me = this; + + // parse the arguments + var ids, options, data; + var firstType = util.getType(arguments[0]); + if (firstType == 'String' || firstType == 'Number' || firstType == 'Array') { + // get(id(s) [, options] [, data]) + ids = arguments[0]; // can be a single id or an array with ids + options = arguments[1]; + data = arguments[2]; + } + else { + // get([, options] [, data]) + options = arguments[0]; + data = arguments[1]; } - this._start = (start != undefined) ? new Date(start.valueOf()) : new Date(); - this._end = (end != undefined) ? new Date(end.valueOf()) : new Date(); + // extend the options with the default options and provided options + var viewOptions = util.extend({}, this._options, options); + + // create a combined filter method when needed + if (this._options.filter && options && options.filter) { + viewOptions.filter = function (item) { + return me._options.filter(item) && options.filter(item); + } + } + + // build up the call to the linked data set + var getArguments = []; + if (ids != undefined) { + getArguments.push(ids); + } + getArguments.push(viewOptions); + getArguments.push(data); + + return this._data && this._data.get.apply(this._data, getArguments); + }; + + /** + * Get ids of all items or from a filtered set of items. + * @param {Object} [options] An Object with options. Available options: + * {function} [filter] filter items + * {String | function} [order] Order the items by + * a field name or custom sort function. + * @return {Array} ids + */ + DataView.prototype.getIds = function (options) { + var ids; + + if (this._data) { + var defaultFilter = this._options.filter; + var filter; + + if (options && options.filter) { + if (defaultFilter) { + filter = function (item) { + return defaultFilter(item) && options.filter(item); + } + } + else { + filter = options.filter; + } + } + else { + filter = defaultFilter; + } - if (this.autoScale) { - this.setMinimumStep(minimumStep); + ids = this._data.getIds({ + filter: filter, + order: options && options.order + }); + } + else { + ids = []; } - }; - /** - * Set the range iterator to the start date. - */ - TimeStep.prototype.first = function() { - this.current = new Date(this._start.valueOf()); - this.roundToMinor(); + return ids; }; /** - * Round the current date to the first minor date value - * This must be executed once when the current date is set to start Date + * Get the DataSet to which this DataView is connected. In case there is a chain + * of multiple DataViews, the root DataSet of this chain is returned. + * @return {DataSet} dataSet */ - TimeStep.prototype.roundToMinor = function() { - // round to floor - // IMPORTANT: we have no breaks in this switch! (this is no bug) - //noinspection FallthroughInSwitchStatementJS - switch (this.scale) { - case TimeStep.SCALE.YEAR: - this.current.setFullYear(this.step * Math.floor(this.current.getFullYear() / this.step)); - this.current.setMonth(0); - case TimeStep.SCALE.MONTH: this.current.setDate(1); - case TimeStep.SCALE.DAY: // intentional fall through - case TimeStep.SCALE.WEEKDAY: this.current.setHours(0); - case TimeStep.SCALE.HOUR: this.current.setMinutes(0); - case TimeStep.SCALE.MINUTE: this.current.setSeconds(0); - case TimeStep.SCALE.SECOND: this.current.setMilliseconds(0); - //case TimeStep.SCALE.MILLISECOND: // nothing to do for milliseconds - } - - if (this.step != 1) { - // round down to the first minor value that is a multiple of the current step size - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: this.current.setMilliseconds(this.current.getMilliseconds() - this.current.getMilliseconds() % this.step); break; - case TimeStep.SCALE.SECOND: this.current.setSeconds(this.current.getSeconds() - this.current.getSeconds() % this.step); break; - case TimeStep.SCALE.MINUTE: this.current.setMinutes(this.current.getMinutes() - this.current.getMinutes() % this.step); break; - case TimeStep.SCALE.HOUR: this.current.setHours(this.current.getHours() - this.current.getHours() % this.step); break; - case TimeStep.SCALE.WEEKDAY: // intentional fall through - case TimeStep.SCALE.DAY: this.current.setDate((this.current.getDate()-1) - (this.current.getDate()-1) % this.step + 1); break; - case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() - this.current.getMonth() % this.step); break; - case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() - this.current.getFullYear() % this.step); break; - default: break; - } + DataView.prototype.getDataSet = function () { + var dataSet = this; + while (dataSet instanceof DataView) { + dataSet = dataSet._data; } + return dataSet || null; }; /** - * Check if the there is a next step - * @return {boolean} true if the current date has not passed the end date + * Event listener. Will propagate all events from the connected data set to + * the subscribers of the DataView, but will filter the items and only trigger + * when there are changes in the filtered data set. + * @param {String} event + * @param {Object | null} params + * @param {String} senderId + * @private */ - TimeStep.prototype.hasNext = function () { - return (this.current.valueOf() <= this._end.valueOf()); - }; + DataView.prototype._onEvent = function (event, params, senderId) { + var i, len, id, item, + ids = params && params.items, + data = this._data, + added = [], + updated = [], + removed = []; - /** - * Do the next step - */ - TimeStep.prototype.next = function() { - var prev = this.current.valueOf(); + if (ids && data) { + switch (event) { + case 'add': + // filter the ids of the added items + for (i = 0, len = ids.length; i < len; i++) { + id = ids[i]; + item = this.get(id); + if (item) { + this._ids[id] = true; + added.push(id); + } + } - // Two cases, needed to prevent issues with switching daylight savings - // (end of March and end of October) - if (this.current.getMonth() < 6) { - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: + break; + + case 'update': + // determine the event from the views viewpoint: an updated + // item can be added, updated, or removed from this view. + for (i = 0, len = ids.length; i < len; i++) { + id = ids[i]; + item = this.get(id); + + if (item) { + if (this._ids[id]) { + updated.push(id); + } + else { + this._ids[id] = true; + added.push(id); + } + } + else { + if (this._ids[id]) { + delete this._ids[id]; + removed.push(id); + } + else { + // nothing interesting for me :-( + } + } + } + + break; + + case 'remove': + // filter the ids of the removed items + for (i = 0, len = ids.length; i < len; i++) { + id = ids[i]; + if (this._ids[id]) { + delete this._ids[id]; + removed.push(id); + } + } - this.current = new Date(this.current.valueOf() + this.step); break; - case TimeStep.SCALE.SECOND: this.current = new Date(this.current.valueOf() + this.step * 1000); break; - case TimeStep.SCALE.MINUTE: this.current = new Date(this.current.valueOf() + this.step * 1000 * 60); break; - case TimeStep.SCALE.HOUR: - this.current = new Date(this.current.valueOf() + this.step * 1000 * 60 * 60); - // in case of skipping an hour for daylight savings, adjust the hour again (else you get: 0h 5h 9h ... instead of 0h 4h 8h ...) - var h = this.current.getHours(); - this.current.setHours(h - (h % this.step)); break; - case TimeStep.SCALE.WEEKDAY: // intentional fall through - case TimeStep.SCALE.DAY: this.current.setDate(this.current.getDate() + this.step); break; - case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() + this.step); break; - case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() + this.step); break; - default: break; } - } - else { - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: this.current = new Date(this.current.valueOf() + this.step); break; - case TimeStep.SCALE.SECOND: this.current.setSeconds(this.current.getSeconds() + this.step); break; - case TimeStep.SCALE.MINUTE: this.current.setMinutes(this.current.getMinutes() + this.step); break; - case TimeStep.SCALE.HOUR: this.current.setHours(this.current.getHours() + this.step); break; - case TimeStep.SCALE.WEEKDAY: // intentional fall through - case TimeStep.SCALE.DAY: this.current.setDate(this.current.getDate() + this.step); break; - case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() + this.step); break; - case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() + this.step); break; - default: break; + + if (added.length) { + this._trigger('add', {items: added}, senderId); + } + if (updated.length) { + this._trigger('update', {items: updated}, senderId); + } + if (removed.length) { + this._trigger('remove', {items: removed}, senderId); } } + }; - if (this.step != 1) { - // round down to the correct major value - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: if(this.current.getMilliseconds() < this.step) this.current.setMilliseconds(0); break; - case TimeStep.SCALE.SECOND: if(this.current.getSeconds() < this.step) this.current.setSeconds(0); break; - case TimeStep.SCALE.MINUTE: if(this.current.getMinutes() < this.step) this.current.setMinutes(0); break; - case TimeStep.SCALE.HOUR: if(this.current.getHours() < this.step) this.current.setHours(0); break; - case TimeStep.SCALE.WEEKDAY: // intentional fall through - case TimeStep.SCALE.DAY: if(this.current.getDate() < this.step+1) this.current.setDate(1); break; - case TimeStep.SCALE.MONTH: if(this.current.getMonth() < this.step) this.current.setMonth(0); break; - case TimeStep.SCALE.YEAR: break; // nothing to do for year - default: break; - } + // copy subscription functionality from DataSet + DataView.prototype.on = DataSet.prototype.on; + DataView.prototype.off = DataSet.prototype.off; + DataView.prototype._trigger = DataSet.prototype._trigger; + + // TODO: make these functions deprecated (replaced with `on` and `off` since version 0.5) + DataView.prototype.subscribe = DataView.prototype.on; + DataView.prototype.unsubscribe = DataView.prototype.off; + + module.exports = DataView; + +/***/ }, +/* 9 */ +/***/ function(module, exports, __webpack_require__) { + + var Emitter = __webpack_require__(10); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(8); + var util = __webpack_require__(1); + var Point3d = __webpack_require__(11); + var Point2d = __webpack_require__(12); + var Camera = __webpack_require__(13); + var Filter = __webpack_require__(14); + var Slider = __webpack_require__(15); + var StepNumber = __webpack_require__(16); + + /** + * @constructor Graph3d + * Graph3d displays data in 3d. + * + * Graph3d is developed in javascript as a Google Visualization Chart. + * + * @param {Element} container The DOM element in which the Graph3d will + * be created. Normally a div element. + * @param {DataSet | DataView | Array} [data] + * @param {Object} [options] + */ + function Graph3d(container, data, options) { + if (!(this instanceof Graph3d)) { + throw new SyntaxError('Constructor must be called with the new operator'); } - // safety mechanism: if current time is still unchanged, move to the end - if (this.current.valueOf() == prev) { - this.current = new Date(this._end.valueOf()); - } - }; + // create variables and set default values + this.containerElement = container; + this.width = '400px'; + this.height = '400px'; + this.margin = 10; // px + this.defaultXCenter = '55%'; + this.defaultYCenter = '50%'; + + this.xLabel = 'x'; + this.yLabel = 'y'; + this.zLabel = 'z'; + this.filterLabel = 'time'; + this.legendLabel = 'value'; + + this.style = Graph3d.STYLE.DOT; + this.showPerspective = true; + this.showGrid = true; + this.keepAspectRatio = true; + this.showShadow = false; + this.showGrayBottom = false; // TODO: this does not work correctly + this.showTooltip = false; + this.verticalRatio = 0.5; // 0.1 to 1.0, where 1.0 results in a 'cube' + + this.animationInterval = 1000; // milliseconds + this.animationPreload = false; + + this.camera = new Camera(); + this.eye = new Point3d(0, 0, -1); // TODO: set eye.z about 3/4 of the width of the window? + + this.dataTable = null; // The original data table + this.dataPoints = null; // The table with point objects + // the column indexes + this.colX = undefined; + this.colY = undefined; + this.colZ = undefined; + this.colValue = undefined; + this.colFilter = undefined; - /** - * Get the current datetime - * @return {Date} current The current date - */ - TimeStep.prototype.getCurrent = function() { - return this.current; - }; + this.xMin = 0; + this.xStep = undefined; // auto by default + this.xMax = 1; + this.yMin = 0; + this.yStep = undefined; // auto by default + this.yMax = 1; + this.zMin = 0; + this.zStep = undefined; // auto by default + this.zMax = 1; + this.valueMin = 0; + this.valueMax = 1; + this.xBarWidth = 1; + this.yBarWidth = 1; + // TODO: customize axis range - /** - * Set a custom scale. Autoscaling will be disabled. - * For example setScale(SCALE.MINUTES, 5) will result - * in minor steps of 5 minutes, and major steps of an hour. - * - * @param {TimeStep.SCALE} newScale - * A scale. Choose from SCALE.MILLISECOND, - * SCALE.SECOND, SCALE.MINUTE, SCALE.HOUR, - * SCALE.WEEKDAY, SCALE.DAY, SCALE.MONTH, - * SCALE.YEAR. - * @param {Number} newStep A step size, by default 1. Choose for - * example 1, 2, 5, or 10. - */ - TimeStep.prototype.setScale = function(newScale, newStep) { - this.scale = newScale; + // constants + this.colorAxis = '#4D4D4D'; + this.colorGrid = '#D3D3D3'; + this.colorDot = '#7DC1FF'; + this.colorDotBorder = '#3267D2'; - if (newStep > 0) { - this.step = newStep; - } + // create a frame and canvas + this.create(); - this.autoScale = false; - }; + // apply options (also when undefined) + this.setOptions(options); - /** - * Enable or disable autoscaling - * @param {boolean} enable If true, autoascaling is set true - */ - TimeStep.prototype.setAutoScale = function (enable) { - this.autoScale = enable; - }; + // apply data + if (data) { + this.setData(data); + } + } + // Extend Graph3d with an Emitter mixin + Emitter(Graph3d.prototype); /** - * Automatically determine the scale that bests fits the provided minimum step - * @param {Number} [minimumStep] The minimum step size in milliseconds + * Calculate the scaling values, dependent on the range in x, y, and z direction */ - TimeStep.prototype.setMinimumStep = function(minimumStep) { - if (minimumStep == undefined) { - return; + Graph3d.prototype._setScale = function() { + this.scale = new Point3d(1 / (this.xMax - this.xMin), + 1 / (this.yMax - this.yMin), + 1 / (this.zMax - this.zMin)); + + // keep aspect ration between x and y scale if desired + if (this.keepAspectRatio) { + if (this.scale.x < this.scale.y) { + //noinspection JSSuspiciousNameCombination + this.scale.y = this.scale.x; + } + else { + //noinspection JSSuspiciousNameCombination + this.scale.x = this.scale.y; + } } - var stepYear = (1000 * 60 * 60 * 24 * 30 * 12); - var stepMonth = (1000 * 60 * 60 * 24 * 30); - var stepDay = (1000 * 60 * 60 * 24); - var stepHour = (1000 * 60 * 60); - var stepMinute = (1000 * 60); - var stepSecond = (1000); - var stepMillisecond= (1); + // scale the vertical axis + this.scale.z *= this.verticalRatio; + // TODO: can this be automated? verticalRatio? - // find the smallest step that is larger than the provided minimumStep - if (stepYear*1000 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 1000;} - if (stepYear*500 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 500;} - if (stepYear*100 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 100;} - if (stepYear*50 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 50;} - if (stepYear*10 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 10;} - if (stepYear*5 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 5;} - if (stepYear > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 1;} - if (stepMonth*3 > minimumStep) {this.scale = TimeStep.SCALE.MONTH; this.step = 3;} - if (stepMonth > minimumStep) {this.scale = TimeStep.SCALE.MONTH; this.step = 1;} - if (stepDay*5 > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 5;} - if (stepDay*2 > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 2;} - if (stepDay > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 1;} - if (stepDay/2 > minimumStep) {this.scale = TimeStep.SCALE.WEEKDAY; this.step = 1;} - if (stepHour*4 > minimumStep) {this.scale = TimeStep.SCALE.HOUR; this.step = 4;} - if (stepHour > minimumStep) {this.scale = TimeStep.SCALE.HOUR; this.step = 1;} - if (stepMinute*15 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 15;} - if (stepMinute*10 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 10;} - if (stepMinute*5 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 5;} - if (stepMinute > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 1;} - if (stepSecond*15 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 15;} - if (stepSecond*10 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 10;} - if (stepSecond*5 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 5;} - if (stepSecond > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 1;} - if (stepMillisecond*200 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 200;} - if (stepMillisecond*100 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 100;} - if (stepMillisecond*50 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 50;} - if (stepMillisecond*10 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 10;} - if (stepMillisecond*5 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 5;} - if (stepMillisecond > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 1;} + // determine scale for (optional) value + this.scale.value = 1 / (this.valueMax - this.valueMin); + + // position the camera arm + var xCenter = (this.xMax + this.xMin) / 2 * this.scale.x; + var yCenter = (this.yMax + this.yMin) / 2 * this.scale.y; + var zCenter = (this.zMax + this.zMin) / 2 * this.scale.z; + this.camera.setArmLocation(xCenter, yCenter, zCenter); }; + /** - * Snap a date to a rounded value. - * The snap intervals are dependent on the current scale and step. - * @param {Date} date the date to be snapped. - * @return {Date} snappedDate + * Convert a 3D location to a 2D location on screen + * http://en.wikipedia.org/wiki/3D_projection + * @param {Point3d} point3d A 3D point with parameters x, y, z + * @return {Point2d} point2d A 2D point with parameters x, y */ - TimeStep.prototype.snap = function(date) { - var clone = new Date(date.valueOf()); - - if (this.scale == TimeStep.SCALE.YEAR) { - var year = clone.getFullYear() + Math.round(clone.getMonth() / 12); - clone.setFullYear(Math.round(year / this.step) * this.step); - clone.setMonth(0); - clone.setDate(0); - clone.setHours(0); - clone.setMinutes(0); - clone.setSeconds(0); - clone.setMilliseconds(0); - } - else if (this.scale == TimeStep.SCALE.MONTH) { - if (clone.getDate() > 15) { - clone.setDate(1); - clone.setMonth(clone.getMonth() + 1); - // important: first set Date to 1, after that change the month. - } - else { - clone.setDate(1); - } + Graph3d.prototype._convert3Dto2D = function(point3d) { + var translation = this._convertPointToTranslation(point3d); + return this._convertTranslationToScreen(translation); + }; - clone.setHours(0); - clone.setMinutes(0); - clone.setSeconds(0); - clone.setMilliseconds(0); - } - else if (this.scale == TimeStep.SCALE.DAY) { - //noinspection FallthroughInSwitchStatementJS - switch (this.step) { - case 5: - case 2: - clone.setHours(Math.round(clone.getHours() / 24) * 24); break; - default: - clone.setHours(Math.round(clone.getHours() / 12) * 12); break; - } - clone.setMinutes(0); - clone.setSeconds(0); - clone.setMilliseconds(0); - } - else if (this.scale == TimeStep.SCALE.WEEKDAY) { - //noinspection FallthroughInSwitchStatementJS - switch (this.step) { - case 5: - case 2: - clone.setHours(Math.round(clone.getHours() / 12) * 12); break; - default: - clone.setHours(Math.round(clone.getHours() / 6) * 6); break; - } - clone.setMinutes(0); - clone.setSeconds(0); - clone.setMilliseconds(0); - } - else if (this.scale == TimeStep.SCALE.HOUR) { - switch (this.step) { - case 4: - clone.setMinutes(Math.round(clone.getMinutes() / 60) * 60); break; - default: - clone.setMinutes(Math.round(clone.getMinutes() / 30) * 30); break; - } - clone.setSeconds(0); - clone.setMilliseconds(0); - } else if (this.scale == TimeStep.SCALE.MINUTE) { - //noinspection FallthroughInSwitchStatementJS - switch (this.step) { - case 15: - case 10: - clone.setMinutes(Math.round(clone.getMinutes() / 5) * 5); - clone.setSeconds(0); - break; - case 5: - clone.setSeconds(Math.round(clone.getSeconds() / 60) * 60); break; - default: - clone.setSeconds(Math.round(clone.getSeconds() / 30) * 30); break; - } - clone.setMilliseconds(0); - } - else if (this.scale == TimeStep.SCALE.SECOND) { - //noinspection FallthroughInSwitchStatementJS - switch (this.step) { - case 15: - case 10: - clone.setSeconds(Math.round(clone.getSeconds() / 5) * 5); - clone.setMilliseconds(0); - break; - case 5: - clone.setMilliseconds(Math.round(clone.getMilliseconds() / 1000) * 1000); break; - default: - clone.setMilliseconds(Math.round(clone.getMilliseconds() / 500) * 500); break; - } + /** + * Convert a 3D location its translation seen from the camera + * http://en.wikipedia.org/wiki/3D_projection + * @param {Point3d} point3d A 3D point with parameters x, y, z + * @return {Point3d} translation A 3D point with parameters x, y, z This is + * the translation of the point, seen from the + * camera + */ + Graph3d.prototype._convertPointToTranslation = function(point3d) { + var ax = point3d.x * this.scale.x, + ay = point3d.y * this.scale.y, + az = point3d.z * this.scale.z, + + cx = this.camera.getCameraLocation().x, + cy = this.camera.getCameraLocation().y, + cz = this.camera.getCameraLocation().z, + + // calculate angles + sinTx = Math.sin(this.camera.getCameraRotation().x), + cosTx = Math.cos(this.camera.getCameraRotation().x), + sinTy = Math.sin(this.camera.getCameraRotation().y), + cosTy = Math.cos(this.camera.getCameraRotation().y), + sinTz = Math.sin(this.camera.getCameraRotation().z), + cosTz = Math.cos(this.camera.getCameraRotation().z), + + // calculate translation + dx = cosTy * (sinTz * (ay - cy) + cosTz * (ax - cx)) - sinTy * (az - cz), + dy = sinTx * (cosTy * (az - cz) + sinTy * (sinTz * (ay - cy) + cosTz * (ax - cx))) + cosTx * (cosTz * (ay - cy) - sinTz * (ax-cx)), + dz = cosTx * (cosTy * (az - cz) + sinTy * (sinTz * (ay - cy) + cosTz * (ax - cx))) - sinTx * (cosTz * (ay - cy) - sinTz * (ax-cx)); + + return new Point3d(dx, dy, dz); + }; + + /** + * Convert a translation point to a point on the screen + * @param {Point3d} translation A 3D point with parameters x, y, z This is + * the translation of the point, seen from the + * camera + * @return {Point2d} point2d A 2D point with parameters x, y + */ + Graph3d.prototype._convertTranslationToScreen = function(translation) { + var ex = this.eye.x, + ey = this.eye.y, + ez = this.eye.z, + dx = translation.x, + dy = translation.y, + dz = translation.z; + + // calculate position on screen from translation + var bx; + var by; + if (this.showPerspective) { + bx = (dx - ex) * (ez / dz); + by = (dy - ey) * (ez / dz); } - else if (this.scale == TimeStep.SCALE.MILLISECOND) { - var step = this.step > 5 ? this.step / 2 : 1; - clone.setMilliseconds(Math.round(clone.getMilliseconds() / step) * step); + else { + bx = dx * -(ez / this.camera.getArmLength()); + by = dy * -(ez / this.camera.getArmLength()); } - - return clone; + + // shift and scale the point to the center of the screen + // use the width of the graph to scale both horizontally and vertically. + return new Point2d( + this.xcenter + bx * this.frame.canvas.clientWidth, + this.ycenter - by * this.frame.canvas.clientWidth); }; /** - * Check if the current value is a major value (for example when the step - * is DAY, a major value is each first day of the MONTH) - * @return {boolean} true if current date is major, else false. + * Set the background styling for the graph + * @param {string | {fill: string, stroke: string, strokeWidth: string}} backgroundColor */ - TimeStep.prototype.isMajor = function() { - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: - return (this.current.getMilliseconds() == 0); - case TimeStep.SCALE.SECOND: - return (this.current.getSeconds() == 0); - case TimeStep.SCALE.MINUTE: - return (this.current.getHours() == 0) && (this.current.getMinutes() == 0); - // Note: this is no bug. Major label is equal for both minute and hour scale - case TimeStep.SCALE.HOUR: - return (this.current.getHours() == 0); - case TimeStep.SCALE.WEEKDAY: // intentional fall through - case TimeStep.SCALE.DAY: - return (this.current.getDate() == 1); - case TimeStep.SCALE.MONTH: - return (this.current.getMonth() == 0); - case TimeStep.SCALE.YEAR: - return false; - default: - return false; + Graph3d.prototype._setBackgroundColor = function(backgroundColor) { + var fill = 'white'; + var stroke = 'gray'; + var strokeWidth = 1; + + if (typeof(backgroundColor) === 'string') { + fill = backgroundColor; + stroke = 'none'; + strokeWidth = 0; + } + else if (typeof(backgroundColor) === 'object') { + if (backgroundColor.fill !== undefined) fill = backgroundColor.fill; + if (backgroundColor.stroke !== undefined) stroke = backgroundColor.stroke; + if (backgroundColor.strokeWidth !== undefined) strokeWidth = backgroundColor.strokeWidth; + } + else if (backgroundColor === undefined) { + // use use defaults + } + else { + throw 'Unsupported type of backgroundColor'; } + + this.frame.style.backgroundColor = fill; + this.frame.style.borderColor = stroke; + this.frame.style.borderWidth = strokeWidth + 'px'; + this.frame.style.borderStyle = 'solid'; }; + /// enumerate the available styles + Graph3d.STYLE = { + BAR: 0, + BARCOLOR: 1, + BARSIZE: 2, + DOT : 3, + DOTLINE : 4, + DOTCOLOR: 5, + DOTSIZE: 6, + GRID : 7, + LINE: 8, + SURFACE : 9 + }; + /** - * Returns formatted text for the minor axislabel, depending on the current - * date and the scale. For example when scale is MINUTE, the current time is - * formatted as "hh:mm". - * @param {Date} [date] custom date. if not provided, current date is taken + * Retrieve the style index from given styleName + * @param {string} styleName Style name such as 'dot', 'grid', 'dot-line' + * @return {Number} styleNumber Enumeration value representing the style, or -1 + * when not found */ - TimeStep.prototype.getLabelMinor = function(date) { - if (date == undefined) { - date = this.current; + Graph3d.prototype._getStyleNumber = function(styleName) { + switch (styleName) { + case 'dot': return Graph3d.STYLE.DOT; + case 'dot-line': return Graph3d.STYLE.DOTLINE; + case 'dot-color': return Graph3d.STYLE.DOTCOLOR; + case 'dot-size': return Graph3d.STYLE.DOTSIZE; + case 'line': return Graph3d.STYLE.LINE; + case 'grid': return Graph3d.STYLE.GRID; + case 'surface': return Graph3d.STYLE.SURFACE; + case 'bar': return Graph3d.STYLE.BAR; + case 'bar-color': return Graph3d.STYLE.BARCOLOR; + case 'bar-size': return Graph3d.STYLE.BARSIZE; } - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND: return moment(date).format('SSS'); - case TimeStep.SCALE.SECOND: return moment(date).format('s'); - case TimeStep.SCALE.MINUTE: return moment(date).format('HH:mm'); - case TimeStep.SCALE.HOUR: return moment(date).format('HH:mm'); - case TimeStep.SCALE.WEEKDAY: return moment(date).format('ddd D'); - case TimeStep.SCALE.DAY: return moment(date).format('D'); - case TimeStep.SCALE.MONTH: return moment(date).format('MMM'); - case TimeStep.SCALE.YEAR: return moment(date).format('YYYY'); - default: return ''; - } + return -1; }; - /** - * Returns formatted text for the major axis label, depending on the current - * date and the scale. For example when scale is MINUTE, the major scale is - * hours, and the hour will be formatted as "hh". - * @param {Date} [date] custom date. if not provided, current date is taken + * Determine the indexes of the data columns, based on the given style and data + * @param {DataSet} data + * @param {Number} style */ - TimeStep.prototype.getLabelMajor = function(date) { - if (date == undefined) { - date = this.current; + Graph3d.prototype._determineColumnIndexes = function(data, style) { + if (this.style === Graph3d.STYLE.DOT || + this.style === Graph3d.STYLE.DOTLINE || + this.style === Graph3d.STYLE.LINE || + this.style === Graph3d.STYLE.GRID || + this.style === Graph3d.STYLE.SURFACE || + this.style === Graph3d.STYLE.BAR) { + // 3 columns expected, and optionally a 4th with filter values + this.colX = 0; + this.colY = 1; + this.colZ = 2; + this.colValue = undefined; + + if (data.getNumberOfColumns() > 3) { + this.colFilter = 3; + } } + else if (this.style === Graph3d.STYLE.DOTCOLOR || + this.style === Graph3d.STYLE.DOTSIZE || + this.style === Graph3d.STYLE.BARCOLOR || + this.style === Graph3d.STYLE.BARSIZE) { + // 4 columns expected, and optionally a 5th with filter values + this.colX = 0; + this.colY = 1; + this.colZ = 2; + this.colValue = 3; - //noinspection FallthroughInSwitchStatementJS - switch (this.scale) { - case TimeStep.SCALE.MILLISECOND:return moment(date).format('HH:mm:ss'); - case TimeStep.SCALE.SECOND: return moment(date).format('D MMMM HH:mm'); - case TimeStep.SCALE.MINUTE: - case TimeStep.SCALE.HOUR: return moment(date).format('ddd D MMMM'); - case TimeStep.SCALE.WEEKDAY: - case TimeStep.SCALE.DAY: return moment(date).format('MMMM YYYY'); - case TimeStep.SCALE.MONTH: return moment(date).format('YYYY'); - case TimeStep.SCALE.YEAR: return ''; - default: return ''; + if (data.getNumberOfColumns() > 4) { + this.colFilter = 4; + } + } + else { + throw 'Unknown style "' + this.style + '"'; } }; - module.exports = TimeStep; + Graph3d.prototype.getNumberOfRows = function(data) { + return data.length; + } -/***/ }, -/* 18 */ -/***/ function(module, exports, __webpack_require__) { + Graph3d.prototype.getNumberOfColumns = function(data) { + var counter = 0; + for (var column in data[0]) { + if (data[0].hasOwnProperty(column)) { + counter++; + } + } + return counter; + } - /** - * Prototype for visual components - * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} [body] - * @param {Object} [options] - */ - function Component (body, options) { - this.options = null; - this.props = null; + + Graph3d.prototype.getDistinctValues = function(data, column) { + var distinctValues = []; + for (var i = 0; i < data.length; i++) { + if (distinctValues.indexOf(data[i][column]) == -1) { + distinctValues.push(data[i][column]); + } + } + return distinctValues; } - /** - * Set options for the component. The new options will be merged into the - * current options. - * @param {Object} options - */ - Component.prototype.setOptions = function(options) { - if (options) { - util.extend(this.options, options); + + Graph3d.prototype.getColumnRange = function(data,column) { + var minMax = {min:data[0][column],max:data[0][column]}; + for (var i = 0; i < data.length; i++) { + if (minMax.min > data[i][column]) { minMax.min = data[i][column]; } + if (minMax.max < data[i][column]) { minMax.max = data[i][column]; } } + return minMax; }; /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Initialize the data from the data table. Calculate minimum and maximum values + * and column index values + * @param {Array | DataSet | DataView} rawData The data containing the items for the Graph. + * @param {Number} style Style Number */ - Component.prototype.redraw = function() { - // should be implemented by the component - return false; - }; + Graph3d.prototype._dataInitialize = function (rawData, style) { + var me = this; - /** - * Destroy the component. Cleanup DOM and event listeners - */ - Component.prototype.destroy = function() { - // should be implemented by the component - }; + // unsubscribe from the dataTable + if (this.dataSet) { + this.dataSet.off('*', this._onChange); + } - /** - * Test whether the component is resized since the last time _isResized() was - * called. - * @return {Boolean} Returns true if the component is resized - * @protected - */ - Component.prototype._isResized = function() { - var resized = (this.props._previousWidth !== this.props.width || - this.props._previousHeight !== this.props.height); + if (rawData === undefined) + return; - this.props._previousWidth = this.props.width; - this.props._previousHeight = this.props.height; + if (Array.isArray(rawData)) { + rawData = new DataSet(rawData); + } - return resized; - }; + var data; + if (rawData instanceof DataSet || rawData instanceof DataView) { + data = rawData.get(); + } + else { + throw new Error('Array, DataSet, or DataView expected'); + } - module.exports = Component; + if (data.length == 0) + return; + this.dataSet = rawData; + this.dataTable = data; -/***/ }, -/* 19 */ -/***/ function(module, exports, __webpack_require__) { + // subscribe to changes in the dataset + this._onChange = function () { + me.setData(me.dataSet); + }; + this.dataSet.on('*', this._onChange); - var util = __webpack_require__(1); - var Component = __webpack_require__(18); - var moment = __webpack_require__(40); - var locales = __webpack_require__(44); + // _determineColumnIndexes + // getNumberOfRows (points) + // getNumberOfColumns (x,y,z,v,t,t1,t2...) + // getDistinctValues (unique values?) + // getColumnRange - /** - * A current time bar - * @param {{range: Range, dom: Object, domProps: Object}} body - * @param {Object} [options] Available parameters: - * {Boolean} [showCurrentTime] - * @constructor CurrentTime - * @extends Component - */ - function CurrentTime (body, options) { - this.body = body; + // determine the location of x,y,z,value,filter columns + this.colX = 'x'; + this.colY = 'y'; + this.colZ = 'z'; + this.colValue = 'style'; + this.colFilter = 'filter'; - // default options - this.defaultOptions = { - showCurrentTime: true, - locales: locales, - locale: 'en' - }; - this.options = util.extend({}, this.defaultOptions); - this.offset = 0; - this._create(); + // check if a filter column is provided + if (data[0].hasOwnProperty('filter')) { + if (this.dataFilter === undefined) { + this.dataFilter = new Filter(rawData, this.colFilter, this); + this.dataFilter.setOnLoadCallback(function() {me.redraw();}); + } + } - this.setOptions(options); - } - CurrentTime.prototype = new Component(); + var withBars = this.style == Graph3d.STYLE.BAR || + this.style == Graph3d.STYLE.BARCOLOR || + this.style == Graph3d.STYLE.BARSIZE; - /** - * Create the HTML DOM for the current time bar - * @private - */ - CurrentTime.prototype._create = function() { - var bar = document.createElement('div'); - bar.className = 'currenttime'; - bar.style.position = 'absolute'; - bar.style.top = '0px'; - bar.style.height = '100%'; + // determine barWidth from data + if (withBars) { + if (this.defaultXBarWidth !== undefined) { + this.xBarWidth = this.defaultXBarWidth; + } + else { + var dataX = this.getDistinctValues(data,this.colX); + this.xBarWidth = (dataX[1] - dataX[0]) || 1; + } - this.bar = bar; - }; + if (this.defaultYBarWidth !== undefined) { + this.yBarWidth = this.defaultYBarWidth; + } + else { + var dataY = this.getDistinctValues(data,this.colY); + this.yBarWidth = (dataY[1] - dataY[0]) || 1; + } + } - /** - * Destroy the CurrentTime bar - */ - CurrentTime.prototype.destroy = function () { - this.options.showCurrentTime = false; - this.redraw(); // will remove the bar from the DOM and stop refreshing + // calculate minimums and maximums + var xRange = this.getColumnRange(data,this.colX); + if (withBars) { + xRange.min -= this.xBarWidth / 2; + xRange.max += this.xBarWidth / 2; + } + this.xMin = (this.defaultXMin !== undefined) ? this.defaultXMin : xRange.min; + this.xMax = (this.defaultXMax !== undefined) ? this.defaultXMax : xRange.max; + if (this.xMax <= this.xMin) this.xMax = this.xMin + 1; + this.xStep = (this.defaultXStep !== undefined) ? this.defaultXStep : (this.xMax-this.xMin)/5; - this.body = null; - }; + var yRange = this.getColumnRange(data,this.colY); + if (withBars) { + yRange.min -= this.yBarWidth / 2; + yRange.max += this.yBarWidth / 2; + } + this.yMin = (this.defaultYMin !== undefined) ? this.defaultYMin : yRange.min; + this.yMax = (this.defaultYMax !== undefined) ? this.defaultYMax : yRange.max; + if (this.yMax <= this.yMin) this.yMax = this.yMin + 1; + this.yStep = (this.defaultYStep !== undefined) ? this.defaultYStep : (this.yMax-this.yMin)/5; - /** - * Set options for the component. Options will be merged in current options. - * @param {Object} options Available parameters: - * {boolean} [showCurrentTime] - */ - CurrentTime.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend(['showCurrentTime', 'locale', 'locales'], this.options, options); + var zRange = this.getColumnRange(data,this.colZ); + this.zMin = (this.defaultZMin !== undefined) ? this.defaultZMin : zRange.min; + this.zMax = (this.defaultZMax !== undefined) ? this.defaultZMax : zRange.max; + if (this.zMax <= this.zMin) this.zMax = this.zMin + 1; + this.zStep = (this.defaultZStep !== undefined) ? this.defaultZStep : (this.zMax-this.zMin)/5; + + if (this.colValue !== undefined) { + var valueRange = this.getColumnRange(data,this.colValue); + this.valueMin = (this.defaultValueMin !== undefined) ? this.defaultValueMin : valueRange.min; + this.valueMax = (this.defaultValueMax !== undefined) ? this.defaultValueMax : valueRange.max; + if (this.valueMax <= this.valueMin) this.valueMax = this.valueMin + 1; } + + // set the scale dependent on the ranges. + this._setScale(); }; + + /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Filter the data based on the current filter + * @param {Array} data + * @return {Array} dataPoints Array with point objects which can be drawn on screen */ - CurrentTime.prototype.redraw = function() { - if (this.options.showCurrentTime) { - var parent = this.body.dom.backgroundVertical; - if (this.bar.parentNode != parent) { - // attach to the dom - if (this.bar.parentNode) { - this.bar.parentNode.removeChild(this.bar); + Graph3d.prototype._getDataPoints = function (data) { + // TODO: store the created matrix dataPoints in the filters instead of reloading each time + var x, y, i, z, obj, point; + + var dataPoints = []; + + if (this.style === Graph3d.STYLE.GRID || + this.style === Graph3d.STYLE.SURFACE) { + // copy all values from the google data table to a matrix + // the provided values are supposed to form a grid of (x,y) positions + + // create two lists with all present x and y values + var dataX = []; + var dataY = []; + for (i = 0; i < this.getNumberOfRows(data); i++) { + x = data[i][this.colX] || 0; + y = data[i][this.colY] || 0; + + if (dataX.indexOf(x) === -1) { + dataX.push(x); } - parent.appendChild(this.bar); + if (dataY.indexOf(y) === -1) { + dataY.push(y); + } + } + + function sortNumber(a, b) { + return a - b; + } + dataX.sort(sortNumber); + dataY.sort(sortNumber); + + // create a grid, a 2d matrix, with all values. + var dataMatrix = []; // temporary data matrix + for (i = 0; i < data.length; i++) { + x = data[i][this.colX] || 0; + y = data[i][this.colY] || 0; + z = data[i][this.colZ] || 0; + + var xIndex = dataX.indexOf(x); // TODO: implement Array().indexOf() for Internet Explorer + var yIndex = dataY.indexOf(y); + + if (dataMatrix[xIndex] === undefined) { + dataMatrix[xIndex] = []; + } + + var point3d = new Point3d(); + point3d.x = x; + point3d.y = y; + point3d.z = z; + + obj = {}; + obj.point = point3d; + obj.trans = undefined; + obj.screen = undefined; + obj.bottom = new Point3d(x, y, this.zMin); - this.start(); + dataMatrix[xIndex][yIndex] = obj; + + dataPoints.push(obj); } - var now = new Date(new Date().valueOf() + this.offset); - var x = this.body.util.toScreen(now); + // fill in the pointers to the neighbors. + for (x = 0; x < dataMatrix.length; x++) { + for (y = 0; y < dataMatrix[x].length; y++) { + if (dataMatrix[x][y]) { + dataMatrix[x][y].pointRight = (x < dataMatrix.length-1) ? dataMatrix[x+1][y] : undefined; + dataMatrix[x][y].pointTop = (y < dataMatrix[x].length-1) ? dataMatrix[x][y+1] : undefined; + dataMatrix[x][y].pointCross = + (x < dataMatrix.length-1 && y < dataMatrix[x].length-1) ? + dataMatrix[x+1][y+1] : + undefined; + } + } + } + } + else { // 'dot', 'dot-line', etc. + // copy all values from the google data table to a list with Point3d objects + for (i = 0; i < data.length; i++) { + point = new Point3d(); + point.x = data[i][this.colX] || 0; + point.y = data[i][this.colY] || 0; + point.z = data[i][this.colZ] || 0; - var locale = this.options.locales[this.options.locale]; - var title = locale.current + ' ' + locale.time + ': ' + moment(now).format('dddd, MMMM Do YYYY, H:mm:ss'); - title = title.charAt(0).toUpperCase() + title.substring(1); + if (this.colValue !== undefined) { + point.value = data[i][this.colValue] || 0; + } - this.bar.style.left = x + 'px'; - this.bar.title = title; - } - else { - // remove the line from the DOM - if (this.bar.parentNode) { - this.bar.parentNode.removeChild(this.bar); + obj = {}; + obj.point = point; + obj.bottom = new Point3d(point.x, point.y, this.zMin); + obj.trans = undefined; + obj.screen = undefined; + + dataPoints.push(obj); } - this.stop(); } - return false; + return dataPoints; }; /** - * Start auto refreshing the current time bar + * Create the main frame for the Graph3d. + * This function is executed once when a Graph3d object is created. The frame + * contains a canvas, and this canvas contains all objects like the axis and + * nodes. */ - CurrentTime.prototype.start = function() { - var me = this; + Graph3d.prototype.create = function () { + // remove all elements from the container element. + while (this.containerElement.hasChildNodes()) { + this.containerElement.removeChild(this.containerElement.firstChild); + } - function update () { - me.stop(); + this.frame = document.createElement('div'); + this.frame.style.position = 'relative'; + this.frame.style.overflow = 'hidden'; - // determine interval to refresh - var scale = me.body.range.conversion(me.body.domProps.center.width).scale; - var interval = 1 / scale / 10; - if (interval < 30) interval = 30; - if (interval > 1000) interval = 1000; + // create the graph canvas (HTML canvas element) + this.frame.canvas = document.createElement( 'canvas' ); + this.frame.canvas.style.position = 'relative'; + this.frame.appendChild(this.frame.canvas); + //if (!this.frame.canvas.getContext) { + { + var noCanvas = document.createElement( 'DIV' ); + noCanvas.style.color = 'red'; + noCanvas.style.fontWeight = 'bold' ; + noCanvas.style.padding = '10px'; + noCanvas.innerHTML = 'Error: your browser does not support HTML canvas'; + this.frame.canvas.appendChild(noCanvas); + } - me.redraw(); + this.frame.filter = document.createElement( 'div' ); + this.frame.filter.style.position = 'absolute'; + this.frame.filter.style.bottom = '0px'; + this.frame.filter.style.left = '0px'; + this.frame.filter.style.width = '100%'; + this.frame.appendChild(this.frame.filter); - // start a timer to adjust for the new time - me.currentTimeTimer = setTimeout(update, interval); - } + // add event listeners to handle moving and zooming the contents + var me = this; + var onmousedown = function (event) {me._onMouseDown(event);}; + var ontouchstart = function (event) {me._onTouchStart(event);}; + var onmousewheel = function (event) {me._onWheel(event);}; + var ontooltip = function (event) {me._onTooltip(event);}; + // TODO: these events are never cleaned up... can give a 'memory leakage' - update(); - }; + util.addEventListener(this.frame.canvas, 'keydown', onkeydown); + util.addEventListener(this.frame.canvas, 'mousedown', onmousedown); + util.addEventListener(this.frame.canvas, 'touchstart', ontouchstart); + util.addEventListener(this.frame.canvas, 'mousewheel', onmousewheel); + util.addEventListener(this.frame.canvas, 'mousemove', ontooltip); - /** - * Stop auto refreshing the current time bar - */ - CurrentTime.prototype.stop = function() { - if (this.currentTimeTimer !== undefined) { - clearTimeout(this.currentTimeTimer); - delete this.currentTimeTimer; - } + // add the new graph to the container element + this.containerElement.appendChild(this.frame); }; + /** - * Set a current time. This can be used for example to ensure that a client's - * time is synchronized with a shared server time. - * @param {Date | String | Number} time A Date, unix timestamp, or - * ISO date string. + * Set a new size for the graph + * @param {string} width Width in pixels or percentage (for example '800px' + * or '50%') + * @param {string} height Height in pixels or percentage (for example '400px' + * or '30%') */ - CurrentTime.prototype.setCurrentTime = function(time) { - var t = util.convert(time, 'Date').valueOf(); - var now = new Date().valueOf(); - this.offset = t - now; - this.redraw(); + Graph3d.prototype.setSize = function(width, height) { + this.frame.style.width = width; + this.frame.style.height = height; + + this._resizeCanvas(); }; /** - * Get the current time. - * @return {Date} Returns the current time. + * Resize the canvas to the current size of the frame */ - CurrentTime.prototype.getCurrentTime = function() { - return new Date(new Date().valueOf() + this.offset); - }; - - module.exports = CurrentTime; - + Graph3d.prototype._resizeCanvas = function() { + this.frame.canvas.style.width = '100%'; + this.frame.canvas.style.height = '100%'; -/***/ }, -/* 20 */ -/***/ function(module, exports, __webpack_require__) { + this.frame.canvas.width = this.frame.canvas.clientWidth; + this.frame.canvas.height = this.frame.canvas.clientHeight; - var Hammer = __webpack_require__(41); - var util = __webpack_require__(1); - var Component = __webpack_require__(18); - var moment = __webpack_require__(40); - var locales = __webpack_require__(44); + // adjust with for margin + this.frame.filter.style.width = (this.frame.canvas.clientWidth - 2 * 10) + 'px'; + }; /** - * A custom time bar - * @param {{range: Range, dom: Object}} body - * @param {Object} [options] Available parameters: - * {Boolean} [showCustomTime] - * @constructor CustomTime - * @extends Component + * Start animation */ + Graph3d.prototype.animationStart = function() { + if (!this.frame.filter || !this.frame.filter.slider) + throw 'No animation available'; - function CustomTime (body, options) { - this.body = body; - - // default options - this.defaultOptions = { - showCustomTime: false, - locales: locales, - locale: 'en' - }; - this.options = util.extend({}, this.defaultOptions); - - this.customTime = new Date(); - this.eventParams = {}; // stores state parameters while dragging the bar - - // create the DOM - this._create(); - - this.setOptions(options); - } + this.frame.filter.slider.play(); + }; - CustomTime.prototype = new Component(); /** - * Set options for the component. Options will be merged in current options. - * @param {Object} options Available parameters: - * {boolean} [showCustomTime] + * Stop animation */ - CustomTime.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend(['showCustomTime', 'locale', 'locales'], this.options, options); - } + Graph3d.prototype.animationStop = function() { + if (!this.frame.filter || !this.frame.filter.slider) return; + + this.frame.filter.slider.stop(); }; + /** - * Create the DOM for the custom time - * @private + * Resize the center position based on the current values in this.defaultXCenter + * and this.defaultYCenter (which are strings with a percentage or a value + * in pixels). The center positions are the variables this.xCenter + * and this.yCenter */ - CustomTime.prototype._create = function() { - var bar = document.createElement('div'); - bar.className = 'customtime'; - bar.style.position = 'absolute'; - bar.style.top = '0px'; - bar.style.height = '100%'; - this.bar = bar; - - var drag = document.createElement('div'); - drag.style.position = 'relative'; - drag.style.top = '0px'; - drag.style.left = '-10px'; - drag.style.height = '100%'; - drag.style.width = '20px'; - bar.appendChild(drag); + Graph3d.prototype._resizeCenter = function() { + // calculate the horizontal center position + if (this.defaultXCenter.charAt(this.defaultXCenter.length-1) === '%') { + this.xcenter = + parseFloat(this.defaultXCenter) / 100 * + this.frame.canvas.clientWidth; + } + else { + this.xcenter = parseFloat(this.defaultXCenter); // supposed to be in px + } - // attach event listeners - this.hammer = Hammer(bar, { - prevent_default: true - }); - this.hammer.on('dragstart', this._onDragStart.bind(this)); - this.hammer.on('drag', this._onDrag.bind(this)); - this.hammer.on('dragend', this._onDragEnd.bind(this)); + // calculate the vertical center position + if (this.defaultYCenter.charAt(this.defaultYCenter.length-1) === '%') { + this.ycenter = + parseFloat(this.defaultYCenter) / 100 * + (this.frame.canvas.clientHeight - this.frame.filter.clientHeight); + } + else { + this.ycenter = parseFloat(this.defaultYCenter); // supposed to be in px + } }; /** - * Destroy the CustomTime bar + * Set the rotation and distance of the camera + * @param {Object} pos An object with the camera position. The object + * contains three parameters: + * - horizontal {Number} + * The horizontal rotation, between 0 and 2*PI. + * Optional, can be left undefined. + * - vertical {Number} + * The vertical rotation, between 0 and 0.5*PI + * if vertical=0.5*PI, the graph is shown from the + * top. Optional, can be left undefined. + * - distance {Number} + * The (normalized) distance of the camera to the + * center of the graph, a value between 0.71 and 5.0. + * Optional, can be left undefined. */ - CustomTime.prototype.destroy = function () { - this.options.showCustomTime = false; - this.redraw(); // will remove the bar from the DOM + Graph3d.prototype.setCameraPosition = function(pos) { + if (pos === undefined) { + return; + } - this.hammer.enable(false); - this.hammer = null; + if (pos.horizontal !== undefined && pos.vertical !== undefined) { + this.camera.setArmRotation(pos.horizontal, pos.vertical); + } - this.body = null; + if (pos.distance !== undefined) { + this.camera.setArmLength(pos.distance); + } + + this.redraw(); }; + /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Retrieve the current camera rotation + * @return {object} An object with parameters horizontal, vertical, and + * distance */ - CustomTime.prototype.redraw = function () { - if (this.options.showCustomTime) { - var parent = this.body.dom.backgroundVertical; - if (this.bar.parentNode != parent) { - // attach to the dom - if (this.bar.parentNode) { - this.bar.parentNode.removeChild(this.bar); - } - parent.appendChild(this.bar); - } + Graph3d.prototype.getCameraPosition = function() { + var pos = this.camera.getArmRotation(); + pos.distance = this.camera.getArmLength(); + return pos; + }; - var x = this.body.util.toScreen(this.customTime); + /** + * Load data into the 3D Graph + */ + Graph3d.prototype._readData = function(data) { + // read the data + this._dataInitialize(data, this.style); - var locale = this.options.locales[this.options.locale]; - var title = locale.time + ': ' + moment(this.customTime).format('dddd, MMMM Do YYYY, H:mm:ss'); - title = title.charAt(0).toUpperCase() + title.substring(1); - this.bar.style.left = x + 'px'; - this.bar.title = title; + if (this.dataFilter) { + // apply filtering + this.dataPoints = this.dataFilter._getDataPoints(); } else { - // remove the line from the DOM - if (this.bar.parentNode) { - this.bar.parentNode.removeChild(this.bar); - } + // no filtering. load all data + this.dataPoints = this._getDataPoints(this.dataTable); } - return false; + // draw the filter + this._redrawFilter(); }; /** - * Set custom time. - * @param {Date | number | string} time + * Replace the dataset of the Graph3d + * @param {Array | DataSet | DataView} data */ - CustomTime.prototype.setCustomTime = function(time) { - this.customTime = util.convert(time, 'Date'); + Graph3d.prototype.setData = function (data) { + this._readData(data); this.redraw(); - }; - /** - * Retrieve the current custom time. - * @return {Date} customTime - */ - CustomTime.prototype.getCustomTime = function() { - return new Date(this.customTime.valueOf()); + // start animation when option is true + if (this.animationAutoStart && this.dataFilter) { + this.animationStart(); + } }; /** - * Start moving horizontally - * @param {Event} event - * @private + * Update the options. Options will be merged with current options + * @param {Object} options */ - CustomTime.prototype._onDragStart = function(event) { - this.eventParams.dragging = true; - this.eventParams.customTime = this.customTime; + Graph3d.prototype.setOptions = function (options) { + var cameraPosition = undefined; - event.stopPropagation(); - event.preventDefault(); - }; + this.animationStop(); - /** - * Perform moving operating. - * @param {Event} event - * @private - */ - CustomTime.prototype._onDrag = function (event) { - if (!this.eventParams.dragging) return; + if (options !== undefined) { + // retrieve parameter values + if (options.width !== undefined) this.width = options.width; + if (options.height !== undefined) this.height = options.height; - var deltaX = event.gesture.deltaX, - x = this.body.util.toScreen(this.eventParams.customTime) + deltaX, - time = this.body.util.toTime(x); + if (options.xCenter !== undefined) this.defaultXCenter = options.xCenter; + if (options.yCenter !== undefined) this.defaultYCenter = options.yCenter; - this.setCustomTime(time); + if (options.filterLabel !== undefined) this.filterLabel = options.filterLabel; + if (options.legendLabel !== undefined) this.legendLabel = options.legendLabel; + if (options.xLabel !== undefined) this.xLabel = options.xLabel; + if (options.yLabel !== undefined) this.yLabel = options.yLabel; + if (options.zLabel !== undefined) this.zLabel = options.zLabel; - // fire a timechange event - this.body.emitter.emit('timechange', { - time: new Date(this.customTime.valueOf()) - }); + if (options.style !== undefined) { + var styleNumber = this._getStyleNumber(options.style); + if (styleNumber !== -1) { + this.style = styleNumber; + } + } + if (options.showGrid !== undefined) this.showGrid = options.showGrid; + if (options.showPerspective !== undefined) this.showPerspective = options.showPerspective; + if (options.showShadow !== undefined) this.showShadow = options.showShadow; + if (options.tooltip !== undefined) this.showTooltip = options.tooltip; + if (options.showAnimationControls !== undefined) this.showAnimationControls = options.showAnimationControls; + if (options.keepAspectRatio !== undefined) this.keepAspectRatio = options.keepAspectRatio; + if (options.verticalRatio !== undefined) this.verticalRatio = options.verticalRatio; - event.stopPropagation(); - event.preventDefault(); - }; + if (options.animationInterval !== undefined) this.animationInterval = options.animationInterval; + if (options.animationPreload !== undefined) this.animationPreload = options.animationPreload; + if (options.animationAutoStart !== undefined)this.animationAutoStart = options.animationAutoStart; - /** - * Stop moving operating. - * @param {event} event - * @private - */ - CustomTime.prototype._onDragEnd = function (event) { - if (!this.eventParams.dragging) return; + if (options.xBarWidth !== undefined) this.defaultXBarWidth = options.xBarWidth; + if (options.yBarWidth !== undefined) this.defaultYBarWidth = options.yBarWidth; - // fire a timechanged event - this.body.emitter.emit('timechanged', { - time: new Date(this.customTime.valueOf()) - }); + if (options.xMin !== undefined) this.defaultXMin = options.xMin; + if (options.xStep !== undefined) this.defaultXStep = options.xStep; + if (options.xMax !== undefined) this.defaultXMax = options.xMax; + if (options.yMin !== undefined) this.defaultYMin = options.yMin; + if (options.yStep !== undefined) this.defaultYStep = options.yStep; + if (options.yMax !== undefined) this.defaultYMax = options.yMax; + if (options.zMin !== undefined) this.defaultZMin = options.zMin; + if (options.zStep !== undefined) this.defaultZStep = options.zStep; + if (options.zMax !== undefined) this.defaultZMax = options.zMax; + if (options.valueMin !== undefined) this.defaultValueMin = options.valueMin; + if (options.valueMax !== undefined) this.defaultValueMax = options.valueMax; - event.stopPropagation(); - event.preventDefault(); - }; + if (options.cameraPosition !== undefined) cameraPosition = options.cameraPosition; - module.exports = CustomTime; + if (cameraPosition !== undefined) { + this.camera.setArmRotation(cameraPosition.horizontal, cameraPosition.vertical); + this.camera.setArmLength(cameraPosition.distance); + } + else { + this.camera.setArmRotation(1.0, 0.5); + this.camera.setArmLength(1.7); + } + } + this._setBackgroundColor(options && options.backgroundColor); -/***/ }, -/* 21 */ -/***/ function(module, exports, __webpack_require__) { + this.setSize(this.width, this.height); - var util = __webpack_require__(1); - var DOMutil = __webpack_require__(2); - var Component = __webpack_require__(18); - var DataStep = __webpack_require__(14); + // re-load the data + if (this.dataTable) { + this.setData(this.dataTable); + } + + // start animation when option is true + if (this.animationAutoStart && this.dataFilter) { + this.animationStart(); + } + }; /** - * A horizontal time axis - * @param {Object} [options] See DataAxis.setOptions for the available - * options. - * @constructor DataAxis - * @extends Component - * @param body + * Redraw the Graph. */ - function DataAxis (body, options, svg, linegraphOptions) { - this.id = util.randomUUID(); - this.body = body; + Graph3d.prototype.redraw = function() { + if (this.dataPoints === undefined) { + throw 'Error: graph data not initialized'; + } - this.defaultOptions = { - orientation: 'left', // supported: 'left', 'right' - showMinorLabels: true, - showMajorLabels: true, - icons: true, - majorLinesOffset: 7, - minorLinesOffset: 4, - labelOffsetX: 10, - labelOffsetY: 2, - iconWidth: 20, - width: '40px', - visible: true, - customRange: { - left: {min:undefined, max:undefined}, - right: {min:undefined, max:undefined} - } - }; + this._resizeCanvas(); + this._resizeCenter(); + this._redrawSlider(); + this._redrawClear(); + this._redrawAxis(); - this.linegraphOptions = linegraphOptions; - this.linegraphSVG = svg; - this.props = {}; - this.DOMelements = { // dynamic elements - lines: {}, - labels: {} - }; + if (this.style === Graph3d.STYLE.GRID || + this.style === Graph3d.STYLE.SURFACE) { + this._redrawDataGrid(); + } + else if (this.style === Graph3d.STYLE.LINE) { + this._redrawDataLine(); + } + else if (this.style === Graph3d.STYLE.BAR || + this.style === Graph3d.STYLE.BARCOLOR || + this.style === Graph3d.STYLE.BARSIZE) { + this._redrawDataBar(); + } + else { + // style is DOT, DOTLINE, DOTCOLOR, DOTSIZE + this._redrawDataDot(); + } - this.dom = {}; + this._redrawInfo(); + this._redrawLegend(); + }; - this.range = {start:0, end:0}; + /** + * Clear the canvas before redrawing + */ + Graph3d.prototype._redrawClear = function() { + var canvas = this.frame.canvas; + var ctx = canvas.getContext('2d'); - this.options = util.extend({}, this.defaultOptions); - this.conversionFactor = 1; + ctx.clearRect(0, 0, canvas.width, canvas.height); + }; - this.setOptions(options); - this.width = Number(('' + this.options.width).replace("px","")); - this.minWidth = this.width; - this.height = this.linegraphSVG.offsetHeight; - this.stepPixels = 25; - this.stepPixelsForced = 25; - this.lineOffset = 0; - this.master = true; - this.svgElements = {}; + /** + * Redraw the legend showing the colors + */ + Graph3d.prototype._redrawLegend = function() { + var y; + if (this.style === Graph3d.STYLE.DOTCOLOR || + this.style === Graph3d.STYLE.DOTSIZE) { - this.groups = {}; - this.amountOfGroups = 0; + var dotSize = this.frame.clientWidth * 0.02; - // create the HTML DOM - this._create(); - } + var widthMin, widthMax; + if (this.style === Graph3d.STYLE.DOTSIZE) { + widthMin = dotSize / 2; // px + widthMax = dotSize / 2 + dotSize * 2; // Todo: put this in one function + } + else { + widthMin = 20; // px + widthMax = 20; // px + } - DataAxis.prototype = new Component(); + var height = Math.max(this.frame.clientHeight * 0.25, 100); + var top = this.margin; + var right = this.frame.clientWidth - this.margin; + var left = right - widthMax; + var bottom = top + height; + } + var canvas = this.frame.canvas; + var ctx = canvas.getContext('2d'); + ctx.lineWidth = 1; + ctx.font = '14px arial'; // TODO: put in options + if (this.style === Graph3d.STYLE.DOTCOLOR) { + // draw the color bar + var ymin = 0; + var ymax = height; // Todo: make height customizable + for (y = ymin; y < ymax; y++) { + var f = (y - ymin) / (ymax - ymin); - DataAxis.prototype.addGroup = function(label, graphOptions) { - if (!this.groups.hasOwnProperty(label)) { - this.groups[label] = graphOptions; - } - this.amountOfGroups += 1; - }; + //var width = (dotSize / 2 + (1-f) * dotSize * 2); // Todo: put this in one function + var hue = f * 240; + var color = this._hsv2rgb(hue, 1, 1); - DataAxis.prototype.updateGroup = function(label, graphOptions) { - this.groups[label] = graphOptions; - }; + ctx.strokeStyle = color; + ctx.beginPath(); + ctx.moveTo(left, top + y); + ctx.lineTo(right, top + y); + ctx.stroke(); + } - DataAxis.prototype.removeGroup = function(label) { - if (this.groups.hasOwnProperty(label)) { - delete this.groups[label]; - this.amountOfGroups -= 1; + ctx.strokeStyle = this.colorAxis; + ctx.strokeRect(left, top, widthMax, height); } - }; + if (this.style === Graph3d.STYLE.DOTSIZE) { + // draw border around color bar + ctx.strokeStyle = this.colorAxis; + ctx.fillStyle = this.colorDot; + ctx.beginPath(); + ctx.moveTo(left, top); + ctx.lineTo(right, top); + ctx.lineTo(right - widthMax + widthMin, bottom); + ctx.lineTo(left, bottom); + ctx.closePath(); + ctx.fill(); + ctx.stroke(); + } - DataAxis.prototype.setOptions = function (options) { - if (options) { - var redraw = false; - if (this.options.orientation != options.orientation && options.orientation !== undefined) { - redraw = true; + if (this.style === Graph3d.STYLE.DOTCOLOR || + this.style === Graph3d.STYLE.DOTSIZE) { + // print values along the color bar + var gridLineLen = 5; // px + var step = new StepNumber(this.valueMin, this.valueMax, (this.valueMax-this.valueMin)/5, true); + step.start(); + if (step.getCurrent() < this.valueMin) { + step.next(); } - var fields = [ - 'orientation', - 'showMinorLabels', - 'showMajorLabels', - 'icons', - 'majorLinesOffset', - 'minorLinesOffset', - 'labelOffsetX', - 'labelOffsetY', - 'iconWidth', - 'width', - 'visible', - 'customRange' - ]; - util.selectiveExtend(fields, this.options, options); + while (!step.end()) { + y = bottom - (step.getCurrent() - this.valueMin) / (this.valueMax - this.valueMin) * height; - this.minWidth = Number(('' + this.options.width).replace("px","")); + ctx.beginPath(); + ctx.moveTo(left - gridLineLen, y); + ctx.lineTo(left, y); + ctx.stroke(); - if (redraw == true && this.dom.frame) { - this.hide(); - this.show(); + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; + ctx.fillStyle = this.colorAxis; + ctx.fillText(step.getCurrent(), left - 2 * gridLineLen, y); + + step.next(); } + + ctx.textAlign = 'right'; + ctx.textBaseline = 'top'; + var label = this.legendLabel; + ctx.fillText(label, right, bottom + this.margin); } }; - /** - * Create the HTML DOM for the DataAxis + * Redraw the filter */ - DataAxis.prototype._create = function() { - this.dom.frame = document.createElement('div'); - this.dom.frame.style.width = this.options.width; - this.dom.frame.style.height = this.height; - - this.dom.lineContainer = document.createElement('div'); - this.dom.lineContainer.style.width = '100%'; - this.dom.lineContainer.style.height = this.height; - - // create svg element for graph drawing. - this.svg = document.createElementNS('http://www.w3.org/2000/svg',"svg"); - this.svg.style.position = "absolute"; - this.svg.style.top = '0px'; - this.svg.style.height = '100%'; - this.svg.style.width = '100%'; - this.svg.style.display = "block"; - this.dom.frame.appendChild(this.svg); - }; + Graph3d.prototype._redrawFilter = function() { + this.frame.filter.innerHTML = ''; - DataAxis.prototype._redrawGroupIcons = function () { - DOMutil.prepareElements(this.svgElements); + if (this.dataFilter) { + var options = { + 'visible': this.showAnimationControls + }; + var slider = new Slider(this.frame.filter, options); + this.frame.filter.slider = slider; - var x; - var iconWidth = this.options.iconWidth; - var iconHeight = 15; - var iconOffset = 4; - var y = iconOffset + 0.5 * iconHeight; + // TODO: css here is not nice here... + this.frame.filter.style.padding = '10px'; + //this.frame.filter.style.backgroundColor = '#EFEFEF'; - if (this.options.orientation == 'left') { - x = iconOffset; - } - else { - x = this.width - iconWidth - iconOffset; - } + slider.setValues(this.dataFilter.values); + slider.setPlayInterval(this.animationInterval); - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - if (this.groups[groupId].visible == true && (this.linegraphOptions.visibility[groupId] === undefined || this.linegraphOptions.visibility[groupId] == true)) { - this.groups[groupId].drawIcon(x, y, this.svgElements, this.svg, iconWidth, iconHeight); - y += iconHeight + iconOffset; - } - } - } + // create an event handler + var me = this; + var onchange = function () { + var index = slider.getIndex(); - DOMutil.cleanupElements(this.svgElements); - }; + me.dataFilter.selectValue(index); + me.dataPoints = me.dataFilter._getDataPoints(); - /** - * Create the HTML DOM for the DataAxis - */ - DataAxis.prototype.show = function() { - if (!this.dom.frame.parentNode) { - if (this.options.orientation == 'left') { - this.body.dom.left.appendChild(this.dom.frame); - } - else { - this.body.dom.right.appendChild(this.dom.frame); - } + me.redraw(); + }; + slider.setOnChangeCallback(onchange); } - - if (!this.dom.lineContainer.parentNode) { - this.body.dom.backgroundHorizontal.appendChild(this.dom.lineContainer); + else { + this.frame.filter.slider = undefined; } }; /** - * Create the HTML DOM for the DataAxis + * Redraw the slider */ - DataAxis.prototype.hide = function() { - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); - } - - if (this.dom.lineContainer.parentNode) { - this.dom.lineContainer.parentNode.removeChild(this.dom.lineContainer); + Graph3d.prototype._redrawSlider = function() { + if ( this.frame.filter.slider !== undefined) { + this.frame.filter.slider.redraw(); } }; - /** - * Set a range (start and end) - * @param end - * @param start - * @param end - */ - DataAxis.prototype.setRange = function (start, end) { - this.range.start = start; - this.range.end = end; - }; /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Redraw common information */ - DataAxis.prototype.redraw = function () { - var changeCalled = false; - var activeGroups = 0; - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - if (this.groups[groupId].visible == true && (this.linegraphOptions.visibility[groupId] === undefined || this.linegraphOptions.visibility[groupId] == true)) { - activeGroups++; - } - } - } - if (this.amountOfGroups == 0 || activeGroups == 0) { - this.hide(); + Graph3d.prototype._redrawInfo = function() { + if (this.dataFilter) { + var canvas = this.frame.canvas; + var ctx = canvas.getContext('2d'); + + ctx.font = '14px arial'; // TODO: put in options + ctx.lineStyle = 'gray'; + ctx.fillStyle = 'gray'; + ctx.textAlign = 'left'; + ctx.textBaseline = 'top'; + + var x = this.margin; + var y = this.margin; + ctx.fillText(this.dataFilter.getLabel() + ': ' + this.dataFilter.getSelectedValue(), x, y); } - else { - this.show(); - this.height = Number(this.linegraphSVG.style.height.replace("px","")); - // svg offsetheight did not work in firefox and explorer... + }; - this.dom.lineContainer.style.height = this.height + 'px'; - this.width = this.options.visible == true ? Number(('' + this.options.width).replace("px","")) : 0; - var props = this.props; - var frame = this.dom.frame; + /** + * Redraw the axis + */ + Graph3d.prototype._redrawAxis = function() { + var canvas = this.frame.canvas, + ctx = canvas.getContext('2d'), + from, to, step, prettyStep, + text, xText, yText, zText, + offset, xOffset, yOffset, + xMin2d, xMax2d; - // update classname - frame.className = 'dataaxis'; + // TODO: get the actual rendered style of the containerElement + //ctx.font = this.containerElement.style.font; + ctx.font = 24 / this.camera.getArmLength() + 'px arial'; - // calculate character width and height - this._calculateCharSize(); + // calculate the length for the short grid lines + var gridLenX = 0.025 / this.scale.x; + var gridLenY = 0.025 / this.scale.y; + var textMargin = 5 / this.camera.getArmLength(); // px + var armAngle = this.camera.getArmRotation().horizontal; - var orientation = this.options.orientation; - var showMinorLabels = this.options.showMinorLabels; - var showMajorLabels = this.options.showMajorLabels; + // draw x-grid lines + ctx.lineWidth = 1; + prettyStep = (this.defaultXStep === undefined); + step = new StepNumber(this.xMin, this.xMax, this.xStep, prettyStep); + step.start(); + if (step.getCurrent() < this.xMin) { + step.next(); + } + while (!step.end()) { + var x = step.getCurrent(); - // determine the width and height of the elemens for the axis - props.minorLabelHeight = showMinorLabels ? props.minorCharHeight : 0; - props.majorLabelHeight = showMajorLabels ? props.majorCharHeight : 0; + if (this.showGrid) { + from = this._convert3Dto2D(new Point3d(x, this.yMin, this.zMin)); + to = this._convert3Dto2D(new Point3d(x, this.yMax, this.zMin)); + ctx.strokeStyle = this.colorGrid; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + } + else { + from = this._convert3Dto2D(new Point3d(x, this.yMin, this.zMin)); + to = this._convert3Dto2D(new Point3d(x, this.yMin+gridLenX, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); - props.minorLineWidth = this.body.dom.backgroundHorizontal.offsetWidth - this.lineOffset - this.width + 2 * this.options.minorLinesOffset; - props.minorLineHeight = 1; - props.majorLineWidth = this.body.dom.backgroundHorizontal.offsetWidth - this.lineOffset - this.width + 2 * this.options.majorLinesOffset; - props.majorLineHeight = 1; + from = this._convert3Dto2D(new Point3d(x, this.yMax, this.zMin)); + to = this._convert3Dto2D(new Point3d(x, this.yMax-gridLenX, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + } - // take frame offline while updating (is almost twice as fast) - if (orientation == 'left') { - frame.style.top = '0'; - frame.style.left = '0'; - frame.style.bottom = ''; - frame.style.width = this.width + 'px'; - frame.style.height = this.height + "px"; + yText = (Math.cos(armAngle) > 0) ? this.yMin : this.yMax; + text = this._convert3Dto2D(new Point3d(x, yText, this.zMin)); + if (Math.cos(armAngle * 2) > 0) { + ctx.textAlign = 'center'; + ctx.textBaseline = 'top'; + text.y += textMargin; } - else { // right - frame.style.top = ''; - frame.style.bottom = '0'; - frame.style.left = '0'; - frame.style.width = this.width + 'px'; - frame.style.height = this.height + "px"; + else if (Math.sin(armAngle * 2) < 0){ + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; } - changeCalled = this._redrawLabels(); - if (this.options.icons == true) { - this._redrawGroupIcons(); + else { + ctx.textAlign = 'left'; + ctx.textBaseline = 'middle'; } - } - return changeCalled; - }; - - /** - * Repaint major and minor text labels and vertical grid lines - * @private - */ - DataAxis.prototype._redrawLabels = function () { - DOMutil.prepareElements(this.DOMelements.lines); - DOMutil.prepareElements(this.DOMelements.labels); + ctx.fillStyle = this.colorAxis; + ctx.fillText(' ' + step.getCurrent() + ' ', text.x, text.y); - var orientation = this.options['orientation']; + step.next(); + } - // calculate range and step (step such that we have space for 7 characters per label) - var minimumStep = this.master ? this.props.majorCharHeight || 10 : this.stepPixelsForced; - var step = new DataStep(this.range.start, this.range.end, minimumStep, this.dom.frame.offsetHeight, this.options.customRange[this.options.orientation]); - this.step = step; - // get the distance in pixels for a step - // dead space is space that is "left over" after a step - var stepPixels = (this.dom.frame.offsetHeight - (step.deadSpace * (this.dom.frame.offsetHeight / step.marginRange))) / (((step.marginRange - step.deadSpace) / step.step)); - this.stepPixels = stepPixels; + // draw y-grid lines + ctx.lineWidth = 1; + prettyStep = (this.defaultYStep === undefined); + step = new StepNumber(this.yMin, this.yMax, this.yStep, prettyStep); + step.start(); + if (step.getCurrent() < this.yMin) { + step.next(); + } + while (!step.end()) { + if (this.showGrid) { + from = this._convert3Dto2D(new Point3d(this.xMin, step.getCurrent(), this.zMin)); + to = this._convert3Dto2D(new Point3d(this.xMax, step.getCurrent(), this.zMin)); + ctx.strokeStyle = this.colorGrid; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + } + else { + from = this._convert3Dto2D(new Point3d(this.xMin, step.getCurrent(), this.zMin)); + to = this._convert3Dto2D(new Point3d(this.xMin+gridLenY, step.getCurrent(), this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); - var amountOfSteps = this.height / stepPixels; - var stepDifference = 0; + from = this._convert3Dto2D(new Point3d(this.xMax, step.getCurrent(), this.zMin)); + to = this._convert3Dto2D(new Point3d(this.xMax-gridLenY, step.getCurrent(), this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + } - if (this.master == false) { - stepPixels = this.stepPixelsForced; - stepDifference = Math.round((this.dom.frame.offsetHeight / stepPixels) - amountOfSteps); - for (var i = 0; i < 0.5 * stepDifference; i++) { - step.previous(); + xText = (Math.sin(armAngle ) > 0) ? this.xMin : this.xMax; + text = this._convert3Dto2D(new Point3d(xText, step.getCurrent(), this.zMin)); + if (Math.cos(armAngle * 2) < 0) { + ctx.textAlign = 'center'; + ctx.textBaseline = 'top'; + text.y += textMargin; } - amountOfSteps = this.height / stepPixels; - } - else { - amountOfSteps += 0.25; - } + else if (Math.sin(armAngle * 2) > 0){ + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; + } + else { + ctx.textAlign = 'left'; + ctx.textBaseline = 'middle'; + } + ctx.fillStyle = this.colorAxis; + ctx.fillText(' ' + step.getCurrent() + ' ', text.x, text.y); + step.next(); + } - this.valueAtZero = step.marginEnd; - var marginStartPos = 0; + // draw z-grid lines and axis + ctx.lineWidth = 1; + prettyStep = (this.defaultZStep === undefined); + step = new StepNumber(this.zMin, this.zMax, this.zStep, prettyStep); + step.start(); + if (step.getCurrent() < this.zMin) { + step.next(); + } + xText = (Math.cos(armAngle ) > 0) ? this.xMin : this.xMax; + yText = (Math.sin(armAngle ) < 0) ? this.yMin : this.yMax; + while (!step.end()) { + // TODO: make z-grid lines really 3d? + from = this._convert3Dto2D(new Point3d(xText, yText, step.getCurrent())); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(from.x - textMargin, from.y); + ctx.stroke(); - // do not draw the first label - var max = 1; + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; + ctx.fillStyle = this.colorAxis; + ctx.fillText(step.getCurrent() + ' ', from.x - 5, from.y); - this.maxLabelSize = 0; - var y = 0; - while (max < Math.round(amountOfSteps)) { step.next(); - y = Math.round(max * stepPixels); - marginStartPos = max * stepPixels; - var isMajor = step.isMajor(); + } + ctx.lineWidth = 1; + from = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); + to = this._convert3Dto2D(new Point3d(xText, yText, this.zMax)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); - if (this.options['showMinorLabels'] && isMajor == false || this.master == false && this.options['showMinorLabels'] == true) { - this._redrawLabel(y - 2, step.getCurrent(), orientation, 'yAxis minor', this.props.minorCharHeight); - } + // draw x-axis + ctx.lineWidth = 1; + // line at yMin + xMin2d = this._convert3Dto2D(new Point3d(this.xMin, this.yMin, this.zMin)); + xMax2d = this._convert3Dto2D(new Point3d(this.xMax, this.yMin, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(xMin2d.x, xMin2d.y); + ctx.lineTo(xMax2d.x, xMax2d.y); + ctx.stroke(); + // line at ymax + xMin2d = this._convert3Dto2D(new Point3d(this.xMin, this.yMax, this.zMin)); + xMax2d = this._convert3Dto2D(new Point3d(this.xMax, this.yMax, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(xMin2d.x, xMin2d.y); + ctx.lineTo(xMax2d.x, xMax2d.y); + ctx.stroke(); - if (isMajor && this.options['showMajorLabels'] && this.master == true || - this.options['showMinorLabels'] == false && this.master == false && isMajor == true) { - if (y >= 0) { - this._redrawLabel(y - 2, step.getCurrent(), orientation, 'yAxis major', this.props.majorCharHeight); - } - this._redrawLine(y, orientation, 'grid horizontal major', this.options.majorLinesOffset, this.props.majorLineWidth); + // draw y-axis + ctx.lineWidth = 1; + // line at xMin + from = this._convert3Dto2D(new Point3d(this.xMin, this.yMin, this.zMin)); + to = this._convert3Dto2D(new Point3d(this.xMin, this.yMax, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + // line at xMax + from = this._convert3Dto2D(new Point3d(this.xMax, this.yMin, this.zMin)); + to = this._convert3Dto2D(new Point3d(this.xMax, this.yMax, this.zMin)); + ctx.strokeStyle = this.colorAxis; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(to.x, to.y); + ctx.stroke(); + + // draw x-label + var xLabel = this.xLabel; + if (xLabel.length > 0) { + yOffset = 0.1 / this.scale.y; + xText = (this.xMin + this.xMax) / 2; + yText = (Math.cos(armAngle) > 0) ? this.yMin - yOffset: this.yMax + yOffset; + text = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); + if (Math.cos(armAngle * 2) > 0) { + ctx.textAlign = 'center'; + ctx.textBaseline = 'top'; + } + else if (Math.sin(armAngle * 2) < 0){ + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; } else { - this._redrawLine(y, orientation, 'grid horizontal minor', this.options.minorLinesOffset, this.props.minorLineWidth); + ctx.textAlign = 'left'; + ctx.textBaseline = 'middle'; } - - max++; + ctx.fillStyle = this.colorAxis; + ctx.fillText(xLabel, text.x, text.y); } - if (this.master == false) { - this.conversionFactor = y / (this.valueAtZero - step.current); - } - else { - this.conversionFactor = this.dom.frame.offsetHeight / step.marginRange; + // draw y-label + var yLabel = this.yLabel; + if (yLabel.length > 0) { + xOffset = 0.1 / this.scale.x; + xText = (Math.sin(armAngle ) > 0) ? this.xMin - xOffset : this.xMax + xOffset; + yText = (this.yMin + this.yMax) / 2; + text = this._convert3Dto2D(new Point3d(xText, yText, this.zMin)); + if (Math.cos(armAngle * 2) < 0) { + ctx.textAlign = 'center'; + ctx.textBaseline = 'top'; + } + else if (Math.sin(armAngle * 2) > 0){ + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; + } + else { + ctx.textAlign = 'left'; + ctx.textBaseline = 'middle'; + } + ctx.fillStyle = this.colorAxis; + ctx.fillText(yLabel, text.x, text.y); } - var offset = this.options.icons == true ? this.options.iconWidth + this.options.labelOffsetX + 15 : this.options.labelOffsetX + 15; - // this will resize the yAxis to accomodate the labels. - if (this.maxLabelSize > (this.width - offset) && this.options.visible == true) { - this.width = this.maxLabelSize + offset; - this.options.width = this.width + "px"; - DOMutil.cleanupElements(this.DOMelements.lines); - DOMutil.cleanupElements(this.DOMelements.labels); - this.redraw(); - return true; - } - // this will resize the yAxis if it is too big for the labels. - else if (this.maxLabelSize < (this.width - offset) && this.options.visible == true && this.width > this.minWidth) { - this.width = Math.max(this.minWidth,this.maxLabelSize + offset); - this.options.width = this.width + "px"; - DOMutil.cleanupElements(this.DOMelements.lines); - DOMutil.cleanupElements(this.DOMelements.labels); - this.redraw(); - return true; - } - else { - DOMutil.cleanupElements(this.DOMelements.lines); - DOMutil.cleanupElements(this.DOMelements.labels); - return false; + // draw z-label + var zLabel = this.zLabel; + if (zLabel.length > 0) { + offset = 30; // pixels. // TODO: relate to the max width of the values on the z axis? + xText = (Math.cos(armAngle ) > 0) ? this.xMin : this.xMax; + yText = (Math.sin(armAngle ) < 0) ? this.yMin : this.yMax; + zText = (this.zMin + this.zMax) / 2; + text = this._convert3Dto2D(new Point3d(xText, yText, zText)); + ctx.textAlign = 'right'; + ctx.textBaseline = 'middle'; + ctx.fillStyle = this.colorAxis; + ctx.fillText(zLabel, text.x - offset, text.y); } }; - DataAxis.prototype.convertValue = function (value) { - var invertedValue = this.valueAtZero - value; - var convertedValue = invertedValue * this.conversionFactor; - return convertedValue; - }; - /** - * Create a label for the axis at position x - * @private - * @param y - * @param text - * @param orientation - * @param className - * @param characterHeight + * Calculate the color based on the given value. + * @param {Number} H Hue, a value be between 0 and 360 + * @param {Number} S Saturation, a value between 0 and 1 + * @param {Number} V Value, a value between 0 and 1 */ - DataAxis.prototype._redrawLabel = function (y, text, orientation, className, characterHeight) { - // reuse redundant label - var label = DOMutil.getDOMElement('div',this.DOMelements.labels, this.dom.frame); //this.dom.redundant.labels.shift(); - label.className = className; - label.innerHTML = text; - if (orientation == 'left') { - label.style.left = '-' + this.options.labelOffsetX + 'px'; - label.style.textAlign = "right"; - } - else { - label.style.right = '-' + this.options.labelOffsetX + 'px'; - label.style.textAlign = "left"; - } + Graph3d.prototype._hsv2rgb = function(H, S, V) { + var R, G, B, C, Hi, X; - label.style.top = y - 0.5 * characterHeight + this.options.labelOffsetY + 'px'; + C = V * S; + Hi = Math.floor(H/60); // hi = 0,1,2,3,4,5 + X = C * (1 - Math.abs(((H/60) % 2) - 1)); - text += ''; + switch (Hi) { + case 0: R = C; G = X; B = 0; break; + case 1: R = X; G = C; B = 0; break; + case 2: R = 0; G = C; B = X; break; + case 3: R = 0; G = X; B = C; break; + case 4: R = X; G = 0; B = C; break; + case 5: R = C; G = 0; B = X; break; - var largestWidth = Math.max(this.props.majorCharWidth,this.props.minorCharWidth); - if (this.maxLabelSize < text.length * largestWidth) { - this.maxLabelSize = text.length * largestWidth; + default: R = 0; G = 0; B = 0; break; } - }; - - /** - * Create a minor line for the axis at position y - * @param y - * @param orientation - * @param className - * @param offset - * @param width - */ - DataAxis.prototype._redrawLine = function (y, orientation, className, offset, width) { - if (this.master == true) { - var line = DOMutil.getDOMElement('div',this.DOMelements.lines, this.dom.lineContainer);//this.dom.redundant.lines.shift(); - line.className = className; - line.innerHTML = ''; - - if (orientation == 'left') { - line.style.left = (this.width - offset) + 'px'; - } - else { - line.style.right = (this.width - offset) + 'px'; - } - line.style.width = width + 'px'; - line.style.top = y + 'px'; - } + return 'RGB(' + parseInt(R*255) + ',' + parseInt(G*255) + ',' + parseInt(B*255) + ')'; }; - - - /** - * Determine the size of text on the axis (both major and minor axis). - * The size is calculated only once and then cached in this.props. - * @private + * Draw all datapoints as a grid + * This function can be used when the style is 'grid' */ - DataAxis.prototype._calculateCharSize = function () { - // determine the char width and height on the minor axis - if (!('minorCharHeight' in this.props)) { - var textMinor = document.createTextNode('0'); - var measureCharMinor = document.createElement('DIV'); - measureCharMinor.className = 'yAxis minor measure'; - measureCharMinor.appendChild(textMinor); - this.dom.frame.appendChild(measureCharMinor); - - this.props.minorCharHeight = measureCharMinor.clientHeight; - this.props.minorCharWidth = measureCharMinor.clientWidth; - - this.dom.frame.removeChild(measureCharMinor); - } - - if (!('majorCharHeight' in this.props)) { - var textMajor = document.createTextNode('0'); - var measureCharMajor = document.createElement('DIV'); - measureCharMajor.className = 'yAxis major measure'; - measureCharMajor.appendChild(textMajor); - this.dom.frame.appendChild(measureCharMajor); + Graph3d.prototype._redrawDataGrid = function() { + var canvas = this.frame.canvas, + ctx = canvas.getContext('2d'), + point, right, top, cross, + i, + topSideVisible, fillStyle, strokeStyle, lineWidth, + h, s, v, zAvg; - this.props.majorCharHeight = measureCharMajor.clientHeight; - this.props.majorCharWidth = measureCharMajor.clientWidth; - this.dom.frame.removeChild(measureCharMajor); + if (this.dataPoints === undefined || this.dataPoints.length <= 0) + return; // TODO: throw exception? + + // calculate the translations and screen position of all points + for (i = 0; i < this.dataPoints.length; i++) { + var trans = this._convertPointToTranslation(this.dataPoints[i].point); + var screen = this._convertTranslationToScreen(trans); + + this.dataPoints[i].trans = trans; + this.dataPoints[i].screen = screen; + + // calculate the translation of the point at the bottom (needed for sorting) + var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); + this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; } - }; - /** - * Snap a date to a rounded value. - * The snap intervals are dependent on the current scale and step. - * @param {Date} date the date to be snapped. - * @return {Date} snappedDate - */ - DataAxis.prototype.snap = function(date) { - return this.step.snap(date); - }; + // sort the points on depth of their (x,y) position (not on z) + var sortDepth = function (a, b) { + return b.dist - a.dist; + }; + this.dataPoints.sort(sortDepth); - module.exports = DataAxis; + if (this.style === Graph3d.STYLE.SURFACE) { + for (i = 0; i < this.dataPoints.length; i++) { + point = this.dataPoints[i]; + right = this.dataPoints[i].pointRight; + top = this.dataPoints[i].pointTop; + cross = this.dataPoints[i].pointCross; + if (point !== undefined && right !== undefined && top !== undefined && cross !== undefined) { -/***/ }, -/* 22 */ -/***/ function(module, exports, __webpack_require__) { + if (this.showGrayBottom || this.showShadow) { + // calculate the cross product of the two vectors from center + // to left and right, in order to know whether we are looking at the + // bottom or at the top side. We can also use the cross product + // for calculating light intensity + var aDiff = Point3d.subtract(cross.trans, point.trans); + var bDiff = Point3d.subtract(top.trans, right.trans); + var crossproduct = Point3d.crossProduct(aDiff, bDiff); + var len = crossproduct.length(); + // FIXME: there is a bug with determining the surface side (shadow or colored) - var util = __webpack_require__(1); - var DOMutil = __webpack_require__(2); + topSideVisible = (crossproduct.z > 0); + } + else { + topSideVisible = true; + } - /** - * @constructor Group - * @param {Number | String} groupId - * @param {Object} data - * @param {ItemSet} itemSet - */ - function GraphGroup (group, groupId, options, groupsUsingDefaultStyles) { - this.id = groupId; - var fields = ['sampling','style','sort','yAxisOrientation','barChart','drawPoints','shaded','catmullRom'] - this.options = util.selectiveBridgeObject(fields,options); - this.usingDefaultStyle = group.className === undefined; - this.groupsUsingDefaultStyles = groupsUsingDefaultStyles; - this.zeroPosition = 0; - this.update(group); - if (this.usingDefaultStyle == true) { - this.groupsUsingDefaultStyles[0] += 1; - } - this.itemsData = []; - this.visible = group.visible === undefined ? true : group.visible; - } + if (topSideVisible) { + // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 + zAvg = (point.point.z + right.point.z + top.point.z + cross.point.z) / 4; + h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; + s = 1; // saturation - GraphGroup.prototype.setItems = function(items) { - if (items != null) { - this.itemsData = items; - if (this.options.sort == true) { - this.itemsData.sort(function (a,b) {return a.x - b.x;}) + if (this.showShadow) { + v = Math.min(1 + (crossproduct.x / len) / 2, 1); // value. TODO: scale + fillStyle = this._hsv2rgb(h, s, v); + strokeStyle = fillStyle; + } + else { + v = 1; + fillStyle = this._hsv2rgb(h, s, v); + strokeStyle = this.colorAxis; + } + } + else { + fillStyle = 'gray'; + strokeStyle = this.colorAxis; + } + lineWidth = 0.5; + + ctx.lineWidth = lineWidth; + ctx.fillStyle = fillStyle; + ctx.strokeStyle = strokeStyle; + ctx.beginPath(); + ctx.moveTo(point.screen.x, point.screen.y); + ctx.lineTo(right.screen.x, right.screen.y); + ctx.lineTo(cross.screen.x, cross.screen.y); + ctx.lineTo(top.screen.x, top.screen.y); + ctx.closePath(); + ctx.fill(); + ctx.stroke(); + } } } - else { - this.itemsData = []; - } - }; + else { // grid style + for (i = 0; i < this.dataPoints.length; i++) { + point = this.dataPoints[i]; + right = this.dataPoints[i].pointRight; + top = this.dataPoints[i].pointTop; - GraphGroup.prototype.setZeroPosition = function(pos) { - this.zeroPosition = pos; - }; + if (point !== undefined) { + if (this.showPerspective) { + lineWidth = 2 / -point.trans.z; + } + else { + lineWidth = 2 * -(this.eye.z / this.camera.getArmLength()); + } + } - GraphGroup.prototype.setOptions = function(options) { - if (options !== undefined) { - var fields = ['sampling','style','sort','yAxisOrientation','barChart']; - util.selectiveDeepExtend(fields, this.options, options); + if (point !== undefined && right !== undefined) { + // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 + zAvg = (point.point.z + right.point.z) / 2; + h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; - util.mergeOptions(this.options, options,'catmullRom'); - util.mergeOptions(this.options, options,'drawPoints'); - util.mergeOptions(this.options, options,'shaded'); + ctx.lineWidth = lineWidth; + ctx.strokeStyle = this._hsv2rgb(h, 1, 1); + ctx.beginPath(); + ctx.moveTo(point.screen.x, point.screen.y); + ctx.lineTo(right.screen.x, right.screen.y); + ctx.stroke(); + } - if (options.catmullRom) { - if (typeof options.catmullRom == 'object') { - if (options.catmullRom.parametrization) { - if (options.catmullRom.parametrization == 'uniform') { - this.options.catmullRom.alpha = 0; - } - else if (options.catmullRom.parametrization == 'chordal') { - this.options.catmullRom.alpha = 1.0; - } - else { - this.options.catmullRom.parametrization = 'centripetal'; - this.options.catmullRom.alpha = 0.5; - } - } + if (point !== undefined && top !== undefined) { + // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 + zAvg = (point.point.z + top.point.z) / 2; + h = (1 - (zAvg - this.zMin) * this.scale.z / this.verticalRatio) * 240; + + ctx.lineWidth = lineWidth; + ctx.strokeStyle = this._hsv2rgb(h, 1, 1); + ctx.beginPath(); + ctx.moveTo(point.screen.x, point.screen.y); + ctx.lineTo(top.screen.x, top.screen.y); + ctx.stroke(); } } } }; - GraphGroup.prototype.update = function(group) { - this.group = group; - this.content = group.content || 'graph'; - this.className = group.className || this.className || "graphGroup" + this.groupsUsingDefaultStyles[0] % 10; - this.visible = group.visible === undefined ? true : group.visible; - this.setOptions(group.options); - }; - GraphGroup.prototype.drawIcon = function(x, y, JSONcontainer, SVGcontainer, iconWidth, iconHeight) { - var fillHeight = iconHeight * 0.5; - var path, fillPath; + /** + * Draw all datapoints as dots. + * This function can be used when the style is 'dot' or 'dot-line' + */ + Graph3d.prototype._redrawDataDot = function() { + var canvas = this.frame.canvas; + var ctx = canvas.getContext('2d'); + var i; - var outline = DOMutil.getSVGElement("rect", JSONcontainer, SVGcontainer); - outline.setAttributeNS(null, "x", x); - outline.setAttributeNS(null, "y", y - fillHeight); - outline.setAttributeNS(null, "width", iconWidth); - outline.setAttributeNS(null, "height", 2*fillHeight); - outline.setAttributeNS(null, "class", "outline"); + if (this.dataPoints === undefined || this.dataPoints.length <= 0) + return; // TODO: throw exception? - if (this.options.style == 'line') { - path = DOMutil.getSVGElement("path", JSONcontainer, SVGcontainer); - path.setAttributeNS(null, "class", this.className); - path.setAttributeNS(null, "d", "M" + x + ","+y+" L" + (x + iconWidth) + ","+y+""); - if (this.options.shaded.enabled == true) { - fillPath = DOMutil.getSVGElement("path", JSONcontainer, SVGcontainer); - if (this.options.shaded.orientation == 'top') { - fillPath.setAttributeNS(null, "d", "M"+x+", " + (y - fillHeight) + - "L"+x+","+y+" L"+ (x + iconWidth) + ","+y+" L"+ (x + iconWidth) + "," + (y - fillHeight)); - } - else { - fillPath.setAttributeNS(null, "d", "M"+x+","+y+" " + - "L"+x+"," + (y + fillHeight) + " " + - "L"+ (x + iconWidth) + "," + (y + fillHeight) + - "L"+ (x + iconWidth) + ","+y); - } - fillPath.setAttributeNS(null, "class", this.className + " iconFill"); + // calculate the translations of all points + for (i = 0; i < this.dataPoints.length; i++) { + var trans = this._convertPointToTranslation(this.dataPoints[i].point); + var screen = this._convertTranslationToScreen(trans); + this.dataPoints[i].trans = trans; + this.dataPoints[i].screen = screen; + + // calculate the distance from the point at the bottom to the camera + var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); + this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; + } + + // order the translated points by depth + var sortDepth = function (a, b) { + return b.dist - a.dist; + }; + this.dataPoints.sort(sortDepth); + + // draw the datapoints as colored circles + var dotSize = this.frame.clientWidth * 0.02; // px + for (i = 0; i < this.dataPoints.length; i++) { + var point = this.dataPoints[i]; + + if (this.style === Graph3d.STYLE.DOTLINE) { + // draw a vertical line from the bottom to the graph value + //var from = this._convert3Dto2D(new Point3d(point.point.x, point.point.y, this.zMin)); + var from = this._convert3Dto2D(point.bottom); + ctx.lineWidth = 1; + ctx.strokeStyle = this.colorGrid; + ctx.beginPath(); + ctx.moveTo(from.x, from.y); + ctx.lineTo(point.screen.x, point.screen.y); + ctx.stroke(); } - if (this.options.drawPoints.enabled == true) { - DOMutil.drawPoint(x + 0.5 * iconWidth,y, this, JSONcontainer, SVGcontainer); + // calculate radius for the circle + var size; + if (this.style === Graph3d.STYLE.DOTSIZE) { + size = dotSize/2 + 2*dotSize * (point.point.value - this.valueMin) / (this.valueMax - this.valueMin); + } + else { + size = dotSize; } - } - else { - var barWidth = Math.round(0.3 * iconWidth); - var bar1Height = Math.round(0.4 * iconHeight); - var bar2Height = Math.round(0.75 * iconHeight); - var offset = Math.round((iconWidth - (2 * barWidth))/3); + var radius; + if (this.showPerspective) { + radius = size / -point.trans.z; + } + else { + radius = size * -(this.eye.z / this.camera.getArmLength()); + } + if (radius < 0) { + radius = 0; + } - DOMutil.drawBar(x + 0.5*barWidth + offset , y + fillHeight - bar1Height - 1, barWidth, bar1Height, this.className + ' bar', JSONcontainer, SVGcontainer); - DOMutil.drawBar(x + 1.5*barWidth + offset + 2, y + fillHeight - bar2Height - 1, barWidth, bar2Height, this.className + ' bar', JSONcontainer, SVGcontainer); + var hue, color, borderColor; + if (this.style === Graph3d.STYLE.DOTCOLOR ) { + // calculate the color based on the value + hue = (1 - (point.point.value - this.valueMin) * this.scale.value) * 240; + color = this._hsv2rgb(hue, 1, 1); + borderColor = this._hsv2rgb(hue, 1, 0.8); + } + else if (this.style === Graph3d.STYLE.DOTSIZE) { + color = this.colorDot; + borderColor = this.colorDotBorder; + } + else { + // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 + hue = (1 - (point.point.z - this.zMin) * this.scale.z / this.verticalRatio) * 240; + color = this._hsv2rgb(hue, 1, 1); + borderColor = this._hsv2rgb(hue, 1, 0.8); + } + + // draw the circle + ctx.lineWidth = 1.0; + ctx.strokeStyle = borderColor; + ctx.fillStyle = color; + ctx.beginPath(); + ctx.arc(point.screen.x, point.screen.y, radius, 0, Math.PI*2, true); + ctx.fill(); + ctx.stroke(); } }; /** - * - * @param iconWidth - * @param iconHeight - * @returns {{icon: HTMLElement, label: (group.content|*|string), orientation: (.options.yAxisOrientation|*)}} + * Draw all datapoints as bars. + * This function can be used when the style is 'bar', 'bar-color', or 'bar-size' */ - GraphGroup.prototype.getLegend = function(iconWidth, iconHeight) { - var svg = document.createElementNS('http://www.w3.org/2000/svg',"svg"); - this.drawIcon(0,0.5*iconHeight,[],svg,iconWidth,iconHeight); - return {icon: svg, label: this.content, orientation:this.options.yAxisOrientation}; - } - - module.exports = GraphGroup; + Graph3d.prototype._redrawDataBar = function() { + var canvas = this.frame.canvas; + var ctx = canvas.getContext('2d'); + var i, j, surface, corners; + if (this.dataPoints === undefined || this.dataPoints.length <= 0) + return; // TODO: throw exception? -/***/ }, -/* 23 */ -/***/ function(module, exports, __webpack_require__) { + // calculate the translations of all points + for (i = 0; i < this.dataPoints.length; i++) { + var trans = this._convertPointToTranslation(this.dataPoints[i].point); + var screen = this._convertTranslationToScreen(trans); + this.dataPoints[i].trans = trans; + this.dataPoints[i].screen = screen; - var util = __webpack_require__(1); - var stack = __webpack_require__(16); - var ItemRange = __webpack_require__(31); + // calculate the distance from the point at the bottom to the camera + var transBottom = this._convertPointToTranslation(this.dataPoints[i].bottom); + this.dataPoints[i].dist = this.showPerspective ? transBottom.length() : -transBottom.z; + } - /** - * @constructor Group - * @param {Number | String} groupId - * @param {Object} data - * @param {ItemSet} itemSet - */ - function Group (groupId, data, itemSet) { - this.groupId = groupId; + // order the translated points by depth + var sortDepth = function (a, b) { + return b.dist - a.dist; + }; + this.dataPoints.sort(sortDepth); - this.itemSet = itemSet; + // draw the datapoints as bars + var xWidth = this.xBarWidth / 2; + var yWidth = this.yBarWidth / 2; + for (i = 0; i < this.dataPoints.length; i++) { + var point = this.dataPoints[i]; - this.dom = {}; - this.props = { - label: { - width: 0, - height: 0 + // determine color + var hue, color, borderColor; + if (this.style === Graph3d.STYLE.BARCOLOR ) { + // calculate the color based on the value + hue = (1 - (point.point.value - this.valueMin) * this.scale.value) * 240; + color = this._hsv2rgb(hue, 1, 1); + borderColor = this._hsv2rgb(hue, 1, 0.8); + } + else if (this.style === Graph3d.STYLE.BARSIZE) { + color = this.colorDot; + borderColor = this.colorDotBorder; + } + else { + // calculate Hue from the current value. At zMin the hue is 240, at zMax the hue is 0 + hue = (1 - (point.point.z - this.zMin) * this.scale.z / this.verticalRatio) * 240; + color = this._hsv2rgb(hue, 1, 1); + borderColor = this._hsv2rgb(hue, 1, 0.8); } - }; - this.className = null; - this.items = {}; // items filtered by groupId of this group - this.visibleItems = []; // items currently visible in window - this.orderedItems = { // items sorted by start and by end - byStart: [], - byEnd: [] - }; + // calculate size for the bar + if (this.style === Graph3d.STYLE.BARSIZE) { + xWidth = (this.xBarWidth / 2) * ((point.point.value - this.valueMin) / (this.valueMax - this.valueMin) * 0.8 + 0.2); + yWidth = (this.yBarWidth / 2) * ((point.point.value - this.valueMin) / (this.valueMax - this.valueMin) * 0.8 + 0.2); + } - this._create(); + // calculate all corner points + var me = this; + var point3d = point.point; + var top = [ + {point: new Point3d(point3d.x - xWidth, point3d.y - yWidth, point3d.z)}, + {point: new Point3d(point3d.x + xWidth, point3d.y - yWidth, point3d.z)}, + {point: new Point3d(point3d.x + xWidth, point3d.y + yWidth, point3d.z)}, + {point: new Point3d(point3d.x - xWidth, point3d.y + yWidth, point3d.z)} + ]; + var bottom = [ + {point: new Point3d(point3d.x - xWidth, point3d.y - yWidth, this.zMin)}, + {point: new Point3d(point3d.x + xWidth, point3d.y - yWidth, this.zMin)}, + {point: new Point3d(point3d.x + xWidth, point3d.y + yWidth, this.zMin)}, + {point: new Point3d(point3d.x - xWidth, point3d.y + yWidth, this.zMin)} + ]; - this.setData(data); - } + // calculate screen location of the points + top.forEach(function (obj) { + obj.screen = me._convert3Dto2D(obj.point); + }); + bottom.forEach(function (obj) { + obj.screen = me._convert3Dto2D(obj.point); + }); - /** - * Create DOM elements for the group - * @private - */ - Group.prototype._create = function() { - var label = document.createElement('div'); - label.className = 'vlabel'; - this.dom.label = label; + // create five sides, calculate both corner points and center points + var surfaces = [ + {corners: top, center: Point3d.avg(bottom[0].point, bottom[2].point)}, + {corners: [top[0], top[1], bottom[1], bottom[0]], center: Point3d.avg(bottom[1].point, bottom[0].point)}, + {corners: [top[1], top[2], bottom[2], bottom[1]], center: Point3d.avg(bottom[2].point, bottom[1].point)}, + {corners: [top[2], top[3], bottom[3], bottom[2]], center: Point3d.avg(bottom[3].point, bottom[2].point)}, + {corners: [top[3], top[0], bottom[0], bottom[3]], center: Point3d.avg(bottom[0].point, bottom[3].point)} + ]; + point.surfaces = surfaces; - var inner = document.createElement('div'); - inner.className = 'inner'; - label.appendChild(inner); - this.dom.inner = inner; + // calculate the distance of each of the surface centers to the camera + for (j = 0; j < surfaces.length; j++) { + surface = surfaces[j]; + var transCenter = this._convertPointToTranslation(surface.center); + surface.dist = this.showPerspective ? transCenter.length() : -transCenter.z; + // TODO: this dept calculation doesn't work 100% of the cases due to perspective, + // but the current solution is fast/simple and works in 99.9% of all cases + // the issue is visible in example 14, with graph.setCameraPosition({horizontal: 2.97, vertical: 0.5, distance: 0.9}) + } - var foreground = document.createElement('div'); - foreground.className = 'group'; - foreground['timeline-group'] = this; - this.dom.foreground = foreground; + // order the surfaces by their (translated) depth + surfaces.sort(function (a, b) { + var diff = b.dist - a.dist; + if (diff) return diff; - this.dom.background = document.createElement('div'); - this.dom.background.className = 'group'; + // if equal depth, sort the top surface last + if (a.corners === top) return 1; + if (b.corners === top) return -1; - this.dom.axis = document.createElement('div'); - this.dom.axis.className = 'group'; + // both are equal + return 0; + }); - // create a hidden marker to detect when the Timelines container is attached - // to the DOM, or the style of a parent of the Timeline is changed from - // display:none is changed to visible. - this.dom.marker = document.createElement('div'); - this.dom.marker.style.visibility = 'hidden'; - this.dom.marker.innerHTML = '?'; - this.dom.background.appendChild(this.dom.marker); + // draw the ordered surfaces + ctx.lineWidth = 1; + ctx.strokeStyle = borderColor; + ctx.fillStyle = color; + // NOTE: we start at j=2 instead of j=0 as we don't need to draw the two surfaces at the backside + for (j = 2; j < surfaces.length; j++) { + surface = surfaces[j]; + corners = surface.corners; + ctx.beginPath(); + ctx.moveTo(corners[3].screen.x, corners[3].screen.y); + ctx.lineTo(corners[0].screen.x, corners[0].screen.y); + ctx.lineTo(corners[1].screen.x, corners[1].screen.y); + ctx.lineTo(corners[2].screen.x, corners[2].screen.y); + ctx.lineTo(corners[3].screen.x, corners[3].screen.y); + ctx.fill(); + ctx.stroke(); + } + } }; + /** - * Set the group data for this group - * @param {Object} data Group data, can contain properties content and className - */ - Group.prototype.setData = function(data) { - // update contents - var content = data && data.content; - if (content instanceof Element) { - this.dom.inner.appendChild(content); - } - else if (content !== undefined && content !== null) { - this.dom.inner.innerHTML = content; - } - else { - this.dom.inner.innerHTML = this.groupId || ''; // groupId can be null + * Draw a line through all datapoints. + * This function can be used when the style is 'line' + */ + Graph3d.prototype._redrawDataLine = function() { + var canvas = this.frame.canvas, + ctx = canvas.getContext('2d'), + point, i; + + if (this.dataPoints === undefined || this.dataPoints.length <= 0) + return; // TODO: throw exception? + + // calculate the translations of all points + for (i = 0; i < this.dataPoints.length; i++) { + var trans = this._convertPointToTranslation(this.dataPoints[i].point); + var screen = this._convertTranslationToScreen(trans); + + this.dataPoints[i].trans = trans; + this.dataPoints[i].screen = screen; } - // update title - this.dom.label.title = data && data.title || ''; + // start the line + if (this.dataPoints.length > 0) { + point = this.dataPoints[0]; - if (!this.dom.inner.firstChild) { - util.addClassName(this.dom.inner, 'hidden'); + ctx.lineWidth = 1; // TODO: make customizable + ctx.strokeStyle = 'blue'; // TODO: make customizable + ctx.beginPath(); + ctx.moveTo(point.screen.x, point.screen.y); } - else { - util.removeClassName(this.dom.inner, 'hidden'); + + // draw the datapoints as colored circles + for (i = 1; i < this.dataPoints.length; i++) { + point = this.dataPoints[i]; + ctx.lineTo(point.screen.x, point.screen.y); } - // update className - var className = data && data.className || null; - if (className != this.className) { - if (this.className) { - util.removeClassName(this.dom.label, className); - util.removeClassName(this.dom.foreground, className); - util.removeClassName(this.dom.background, className); - util.removeClassName(this.dom.axis, className); - } - util.addClassName(this.dom.label, className); - util.addClassName(this.dom.foreground, className); - util.addClassName(this.dom.background, className); - util.addClassName(this.dom.axis, className); + // finish the line + if (this.dataPoints.length > 0) { + ctx.stroke(); } }; /** - * Get the width of the group label - * @return {number} width + * Start a moving operation inside the provided parent element + * @param {Event} event The event that occurred (required for + * retrieving the mouse position) */ - Group.prototype.getLabelWidth = function() { - return this.props.label.width; + Graph3d.prototype._onMouseDown = function(event) { + event = event || window.event; + + // check if mouse is still down (may be up when focus is lost for example + // in an iframe) + if (this.leftButtonDown) { + this._onMouseUp(event); + } + + // only react on left mouse button down + this.leftButtonDown = event.which ? (event.which === 1) : (event.button === 1); + if (!this.leftButtonDown && !this.touchDown) return; + + // get mouse position (different code for IE and all other browsers) + this.startMouseX = getMouseX(event); + this.startMouseY = getMouseY(event); + + this.startStart = new Date(this.start); + this.startEnd = new Date(this.end); + this.startArmRotation = this.camera.getArmRotation(); + + this.frame.style.cursor = 'move'; + + // add event listeners to handle moving the contents + // we store the function onmousemove and onmouseup in the graph, so we can + // remove the eventlisteners lateron in the function mouseUp() + var me = this; + this.onmousemove = function (event) {me._onMouseMove(event);}; + this.onmouseup = function (event) {me._onMouseUp(event);}; + util.addEventListener(document, 'mousemove', me.onmousemove); + util.addEventListener(document, 'mouseup', me.onmouseup); + util.preventDefault(event); }; /** - * Repaint this group - * @param {{start: number, end: number}} range - * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin - * @param {boolean} [restack=false] Force restacking of all items - * @return {boolean} Returns true if the group is resized + * Perform moving operating. + * This function activated from within the funcion Graph.mouseDown(). + * @param {Event} event Well, eehh, the event */ - Group.prototype.redraw = function(range, margin, restack) { - var resized = false; - - this.visibleItems = this._updateVisibleItems(this.orderedItems, this.visibleItems, range); + Graph3d.prototype._onMouseMove = function (event) { + event = event || window.event; - // force recalculation of the height of the items when the marker height changed - // (due to the Timeline being attached to the DOM or changed from display:none to visible) - var markerHeight = this.dom.marker.clientHeight; - if (markerHeight != this.lastMarkerHeight) { - this.lastMarkerHeight = markerHeight; + // calculate change in mouse position + var diffX = parseFloat(getMouseX(event)) - this.startMouseX; + var diffY = parseFloat(getMouseY(event)) - this.startMouseY; - util.forEach(this.items, function (item) { - item.dirty = true; - if (item.displayed) item.redraw(); - }); + var horizontalNew = this.startArmRotation.horizontal + diffX / 200; + var verticalNew = this.startArmRotation.vertical + diffY / 200; - restack = true; - } + var snapAngle = 4; // degrees + var snapValue = Math.sin(snapAngle / 360 * 2 * Math.PI); - // reposition visible items vertically - if (this.itemSet.options.stack) { // TODO: ugly way to access options... - stack.stack(this.visibleItems, margin, restack); + // snap horizontally to nice angles at 0pi, 0.5pi, 1pi, 1.5pi, etc... + // the -0.001 is to take care that the vertical axis is always drawn at the left front corner + if (Math.abs(Math.sin(horizontalNew)) < snapValue) { + horizontalNew = Math.round((horizontalNew / Math.PI)) * Math.PI - 0.001; } - else { // no stacking - stack.nostack(this.visibleItems, margin); + if (Math.abs(Math.cos(horizontalNew)) < snapValue) { + horizontalNew = (Math.round((horizontalNew/ Math.PI - 0.5)) + 0.5) * Math.PI - 0.001; } - // recalculate the height of the group - var height; - var visibleItems = this.visibleItems; - if (visibleItems.length) { - var min = visibleItems[0].top; - var max = visibleItems[0].top + visibleItems[0].height; - util.forEach(visibleItems, function (item) { - min = Math.min(min, item.top); - max = Math.max(max, (item.top + item.height)); - }); - if (min > margin.axis) { - // there is an empty gap between the lowest item and the axis - var offset = min - margin.axis; - max -= offset; - util.forEach(visibleItems, function (item) { - item.top -= offset; - }); - } - height = max + margin.item.vertical / 2; + // snap vertically to nice angles + if (Math.abs(Math.sin(verticalNew)) < snapValue) { + verticalNew = Math.round((verticalNew / Math.PI)) * Math.PI; } - else { - height = margin.axis + margin.item.vertical; + if (Math.abs(Math.cos(verticalNew)) < snapValue) { + verticalNew = (Math.round((verticalNew/ Math.PI - 0.5)) + 0.5) * Math.PI; } - height = Math.max(height, this.props.label.height); - - // calculate actual size and position - var foreground = this.dom.foreground; - this.top = foreground.offsetTop; - this.left = foreground.offsetLeft; - this.width = foreground.offsetWidth; - resized = util.updateProperty(this, 'height', height) || resized; - - // recalculate size of label - resized = util.updateProperty(this.props.label, 'width', this.dom.inner.clientWidth) || resized; - resized = util.updateProperty(this.props.label, 'height', this.dom.inner.clientHeight) || resized; - // apply new height - this.dom.background.style.height = height + 'px'; - this.dom.foreground.style.height = height + 'px'; - this.dom.label.style.height = height + 'px'; + this.camera.setArmRotation(horizontalNew, verticalNew); + this.redraw(); - // update vertical position of items after they are re-stacked and the height of the group is calculated - for (var i = 0, ii = this.visibleItems.length; i < ii; i++) { - var item = this.visibleItems[i]; - item.repositionY(); - } + // fire a cameraPositionChange event + var parameters = this.getCameraPosition(); + this.emit('cameraPositionChange', parameters); - return resized; + util.preventDefault(event); }; + /** - * Show this group: attach to the DOM + * Stop moving operating. + * This function activated from within the funcion Graph.mouseDown(). + * @param {event} event The event */ - Group.prototype.show = function() { - if (!this.dom.label.parentNode) { - this.itemSet.dom.labelSet.appendChild(this.dom.label); - } - - if (!this.dom.foreground.parentNode) { - this.itemSet.dom.foreground.appendChild(this.dom.foreground); - } - - if (!this.dom.background.parentNode) { - this.itemSet.dom.background.appendChild(this.dom.background); - } + Graph3d.prototype._onMouseUp = function (event) { + this.frame.style.cursor = 'auto'; + this.leftButtonDown = false; - if (!this.dom.axis.parentNode) { - this.itemSet.dom.axis.appendChild(this.dom.axis); - } + // remove event listeners here + util.removeEventListener(document, 'mousemove', this.onmousemove); + util.removeEventListener(document, 'mouseup', this.onmouseup); + util.preventDefault(event); }; /** - * Hide this group: remove from the DOM + * After having moved the mouse, a tooltip should pop up when the mouse is resting on a data point + * @param {Event} event A mouse move event */ - Group.prototype.hide = function() { - var label = this.dom.label; - if (label.parentNode) { - label.parentNode.removeChild(label); - } + Graph3d.prototype._onTooltip = function (event) { + var delay = 300; // ms + var mouseX = getMouseX(event) - util.getAbsoluteLeft(this.frame); + var mouseY = getMouseY(event) - util.getAbsoluteTop(this.frame); - var foreground = this.dom.foreground; - if (foreground.parentNode) { - foreground.parentNode.removeChild(foreground); + if (!this.showTooltip) { + return; } - var background = this.dom.background; - if (background.parentNode) { - background.parentNode.removeChild(background); + if (this.tooltipTimeout) { + clearTimeout(this.tooltipTimeout); } - var axis = this.dom.axis; - if (axis.parentNode) { - axis.parentNode.removeChild(axis); + // (delayed) display of a tooltip only if no mouse button is down + if (this.leftButtonDown) { + this._hideTooltip(); + return; } - }; - /** - * Add an item to the group - * @param {Item} item - */ - Group.prototype.add = function(item) { - this.items[item.id] = item; - item.setParent(this); + if (this.tooltip && this.tooltip.dataPoint) { + // tooltip is currently visible + var dataPoint = this._dataPointFromXY(mouseX, mouseY); + if (dataPoint !== this.tooltip.dataPoint) { + // datapoint changed + if (dataPoint) { + this._showTooltip(dataPoint); + } + else { + this._hideTooltip(); + } + } + } + else { + // tooltip is currently not visible + var me = this; + this.tooltipTimeout = setTimeout(function () { + me.tooltipTimeout = null; - if (this.visibleItems.indexOf(item) == -1) { - var range = this.itemSet.body.range; // TODO: not nice accessing the range like this - this._checkIfVisible(item, this.visibleItems, range); + // show a tooltip if we have a data point + var dataPoint = me._dataPointFromXY(mouseX, mouseY); + if (dataPoint) { + me._showTooltip(dataPoint); + } + }, delay); } }; /** - * Remove an item from the group - * @param {Item} item + * Event handler for touchstart event on mobile devices */ - Group.prototype.remove = function(item) { - delete this.items[item.id]; - item.setParent(this.itemSet); + Graph3d.prototype._onTouchStart = function(event) { + this.touchDown = true; - // remove from visible items - var index = this.visibleItems.indexOf(item); - if (index != -1) this.visibleItems.splice(index, 1); + var me = this; + this.ontouchmove = function (event) {me._onTouchMove(event);}; + this.ontouchend = function (event) {me._onTouchEnd(event);}; + util.addEventListener(document, 'touchmove', me.ontouchmove); + util.addEventListener(document, 'touchend', me.ontouchend); - // TODO: also remove from ordered items? + this._onMouseDown(event); }; /** - * Remove an item from the corresponding DataSet - * @param {Item} item + * Event handler for touchmove event on mobile devices */ - Group.prototype.removeFromDataSet = function(item) { - this.itemSet.removeItem(item.id); + Graph3d.prototype._onTouchMove = function(event) { + this._onMouseMove(event); }; /** - * Reorder the items + * Event handler for touchend event on mobile devices */ - Group.prototype.order = function() { - var array = util.toArray(this.items); - this.orderedItems.byStart = array; - this.orderedItems.byEnd = this._constructByEndArray(array); - - stack.orderByStart(this.orderedItems.byStart); - stack.orderByEnd(this.orderedItems.byEnd); - }; + Graph3d.prototype._onTouchEnd = function(event) { + this.touchDown = false; - /** - * Create an array containing all items being a range (having an end date) - * @param {Item[]} array - * @returns {ItemRange[]} - * @private - */ - Group.prototype._constructByEndArray = function(array) { - var endArray = []; + util.removeEventListener(document, 'touchmove', this.ontouchmove); + util.removeEventListener(document, 'touchend', this.ontouchend); - for (var i = 0; i < array.length; i++) { - if (array[i] instanceof ItemRange) { - endArray.push(array[i]); - } - } - return endArray; + this._onMouseUp(event); }; + /** - * Update the visible items - * @param {{byStart: Item[], byEnd: Item[]}} orderedItems All items ordered by start date and by end date - * @param {Item[]} visibleItems The previously visible items. - * @param {{start: number, end: number}} range Visible range - * @return {Item[]} visibleItems The new visible items. - * @private + * Event handler for mouse wheel event, used to zoom the graph + * Code from http://adomas.org/javascript-mouse-wheel/ + * @param {event} event The event */ - Group.prototype._updateVisibleItems = function(orderedItems, visibleItems, range) { - var initialPosByStart, - newVisibleItems = [], - i; + Graph3d.prototype._onWheel = function(event) { + if (!event) /* For IE. */ + event = window.event; - // first check if the items that were in view previously are still in view. - // this handles the case for the ItemRange that is both before and after the current one. - if (visibleItems.length > 0) { - for (i = 0; i < visibleItems.length; i++) { - this._checkIfVisible(visibleItems[i], newVisibleItems, range); - } + // retrieve delta + var delta = 0; + if (event.wheelDelta) { /* IE/Opera. */ + delta = event.wheelDelta/120; + } else if (event.detail) { /* Mozilla case. */ + // In Mozilla, sign of delta is different than in IE. + // Also, delta is multiple of 3. + delta = -event.detail/3; } - // If there were no visible items previously, use binarySearch to find a visible ItemPoint or ItemRange (based on startTime) - if (newVisibleItems.length == 0) { - initialPosByStart = util.binarySearch(orderedItems.byStart, range, 'data','start'); - } - else { - initialPosByStart = orderedItems.byStart.indexOf(newVisibleItems[0]); - } + // If delta is nonzero, handle it. + // Basically, delta is now positive if wheel was scrolled up, + // and negative, if wheel was scrolled down. + if (delta) { + var oldLength = this.camera.getArmLength(); + var newLength = oldLength * (1 - delta / 10); - // use visible search to find a visible ItemRange (only based on endTime) - var initialPosByEnd = util.binarySearch(orderedItems.byEnd, range, 'data','end'); + this.camera.setArmLength(newLength); + this.redraw(); - // if we found a initial ID to use, trace it up and down until we meet an invisible item. - if (initialPosByStart != -1) { - for (i = initialPosByStart; i >= 0; i--) { - if (this._checkIfInvisible(orderedItems.byStart[i], newVisibleItems, range)) {break;} - } - for (i = initialPosByStart + 1; i < orderedItems.byStart.length; i++) { - if (this._checkIfInvisible(orderedItems.byStart[i], newVisibleItems, range)) {break;} - } + this._hideTooltip(); } - // if we found a initial ID to use, trace it up and down until we meet an invisible item. - if (initialPosByEnd != -1) { - for (i = initialPosByEnd; i >= 0; i--) { - if (this._checkIfInvisible(orderedItems.byEnd[i], newVisibleItems, range)) {break;} - } - for (i = initialPosByEnd + 1; i < orderedItems.byEnd.length; i++) { - if (this._checkIfInvisible(orderedItems.byEnd[i], newVisibleItems, range)) {break;} - } - } + // fire a cameraPositionChange event + var parameters = this.getCameraPosition(); + this.emit('cameraPositionChange', parameters); - return newVisibleItems; + // Prevent default actions caused by mouse wheel. + // That might be ugly, but we handle scrolls somehow + // anyway, so don't bother here.. + util.preventDefault(event); }; - - /** - * this function checks if an item is invisible. If it is NOT we make it visible - * and add it to the global visible items. If it is, return true. - * - * @param {Item} item - * @param {Item[]} visibleItems - * @param {{start:number, end:number}} range - * @returns {boolean} + * Test whether a point lies inside given 2D triangle + * @param {Point2d} point + * @param {Point2d[]} triangle + * @return {boolean} Returns true if given point lies inside or on the edge of the triangle * @private */ - Group.prototype._checkIfInvisible = function(item, visibleItems, range) { - if (item.isVisible(range)) { - if (!item.displayed) item.show(); - item.repositionX(); - if (visibleItems.indexOf(item) == -1) { - visibleItems.push(item); - } - return false; - } - else { - if (item.displayed) item.hide(); - return true; + Graph3d.prototype._insideTriangle = function (point, triangle) { + var a = triangle[0], + b = triangle[1], + c = triangle[2]; + + function sign (x) { + return x > 0 ? 1 : x < 0 ? -1 : 0; } + + var as = sign((b.x - a.x) * (point.y - a.y) - (b.y - a.y) * (point.x - a.x)); + var bs = sign((c.x - b.x) * (point.y - b.y) - (c.y - b.y) * (point.x - b.x)); + var cs = sign((a.x - c.x) * (point.y - c.y) - (a.y - c.y) * (point.x - c.x)); + + // each of the three signs must be either equal to each other or zero + return (as == 0 || bs == 0 || as == bs) && + (bs == 0 || cs == 0 || bs == cs) && + (as == 0 || cs == 0 || as == cs); }; /** - * this function is very similar to the _checkIfInvisible() but it does not - * return booleans, hides the item if it should not be seen and always adds to - * the visibleItems. - * this one is for brute forcing and hiding. - * - * @param {Item} item - * @param {Array} visibleItems - * @param {{start:number, end:number}} range + * Find a data point close to given screen position (x, y) + * @param {Number} x + * @param {Number} y + * @return {Object | null} The closest data point or null if not close to any data point * @private */ - Group.prototype._checkIfVisible = function(item, visibleItems, range) { - if (item.isVisible(range)) { - if (!item.displayed) item.show(); - // reposition item horizontally - item.repositionX(); - visibleItems.push(item); + Graph3d.prototype._dataPointFromXY = function (x, y) { + var i, + distMax = 100, // px + dataPoint = null, + closestDataPoint = null, + closestDist = null, + center = new Point2d(x, y); + + if (this.style === Graph3d.STYLE.BAR || + this.style === Graph3d.STYLE.BARCOLOR || + this.style === Graph3d.STYLE.BARSIZE) { + // the data points are ordered from far away to closest + for (i = this.dataPoints.length - 1; i >= 0; i--) { + dataPoint = this.dataPoints[i]; + var surfaces = dataPoint.surfaces; + if (surfaces) { + for (var s = surfaces.length - 1; s >= 0; s--) { + // split each surface in two triangles, and see if the center point is inside one of these + var surface = surfaces[s]; + var corners = surface.corners; + var triangle1 = [corners[0].screen, corners[1].screen, corners[2].screen]; + var triangle2 = [corners[2].screen, corners[3].screen, corners[0].screen]; + if (this._insideTriangle(center, triangle1) || + this._insideTriangle(center, triangle2)) { + // return immediately at the first hit + return dataPoint; + } + } + } + } } else { - if (item.displayed) item.hide(); - } - }; - - module.exports = Group; - - -/***/ }, -/* 24 */ -/***/ function(module, exports, __webpack_require__) { + // find the closest data point, using distance to the center of the point on 2d screen + for (i = 0; i < this.dataPoints.length; i++) { + dataPoint = this.dataPoints[i]; + var point = dataPoint.screen; + if (point) { + var distX = Math.abs(x - point.x); + var distY = Math.abs(y - point.y); + var dist = Math.sqrt(distX * distX + distY * distY); - var Hammer = __webpack_require__(41); - var util = __webpack_require__(1); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var Component = __webpack_require__(18); - var Group = __webpack_require__(23); - var ItemBox = __webpack_require__(29); - var ItemPoint = __webpack_require__(30); - var ItemRange = __webpack_require__(31); + if ((closestDist === null || dist < closestDist) && dist < distMax) { + closestDist = dist; + closestDataPoint = dataPoint; + } + } + } + } - var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items + return closestDataPoint; + }; /** - * An ItemSet holds a set of items and ranges which can be displayed in a - * range. The width is determined by the parent of the ItemSet, and the height - * is determined by the size of the items. - * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} body - * @param {Object} [options] See ItemSet.setOptions for the available options. - * @constructor ItemSet - * @extends Component + * Display a tooltip for given data point + * @param {Object} dataPoint + * @private */ - function ItemSet(body, options) { - this.body = body; - - this.defaultOptions = { - type: null, // 'box', 'point', 'range' - orientation: 'bottom', // 'top' or 'bottom' - align: 'center', // alignment of box items - stack: true, - groupOrder: null, - - selectable: true, - editable: { - updateTime: false, - updateGroup: false, - add: false, - remove: false - }, - - onAdd: function (item, callback) { - callback(item); - }, - onUpdate: function (item, callback) { - callback(item); - }, - onMove: function (item, callback) { - callback(item); - }, - onMoving: null, - onRemove: function (item, callback) { - callback(item); - }, - - margin: { - item: { - horizontal: 10, - vertical: 10 - }, - axis: 20 - }, - padding: 5 - }; - - // options is shared by this ItemSet and all its items - this.options = util.extend({}, this.defaultOptions); - - // options for getting items from the DataSet with the correct type - this.itemOptions = { - type: {start: 'Date', end: 'Date'} - }; - - this.conversion = { - toScreen: body.util.toScreen, - toTime: body.util.toTime - }; - this.dom = {}; - this.props = {}; - this.hammer = null; + Graph3d.prototype._showTooltip = function (dataPoint) { + var content, line, dot; - var me = this; - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet + if (!this.tooltip) { + content = document.createElement('div'); + content.style.position = 'absolute'; + content.style.padding = '10px'; + content.style.border = '1px solid #4d4d4d'; + content.style.color = '#1a1a1a'; + content.style.background = 'rgba(255,255,255,0.7)'; + content.style.borderRadius = '2px'; + content.style.boxShadow = '5px 5px 10px rgba(128,128,128,0.5)'; - // listeners for the DataSet of the items - this.itemListeners = { - 'add': function (event, params, senderId) { - me._onAdd(params.items); - }, - 'update': function (event, params, senderId) { - me._onUpdate(params.items); - }, - 'remove': function (event, params, senderId) { - me._onRemove(params.items); - } - }; + line = document.createElement('div'); + line.style.position = 'absolute'; + line.style.height = '40px'; + line.style.width = '0'; + line.style.borderLeft = '1px solid #4d4d4d'; - // listeners for the DataSet of the groups - this.groupListeners = { - 'add': function (event, params, senderId) { - me._onAddGroups(params.items); - }, - 'update': function (event, params, senderId) { - me._onUpdateGroups(params.items); - }, - 'remove': function (event, params, senderId) { - me._onRemoveGroups(params.items); - } - }; + dot = document.createElement('div'); + dot.style.position = 'absolute'; + dot.style.height = '0'; + dot.style.width = '0'; + dot.style.border = '5px solid #4d4d4d'; + dot.style.borderRadius = '5px'; - this.items = {}; // object with an Item for every data item - this.groups = {}; // Group object for every group - this.groupIds = []; + this.tooltip = { + dataPoint: null, + dom: { + content: content, + line: line, + dot: dot + } + }; + } + else { + content = this.tooltip.dom.content; + line = this.tooltip.dom.line; + dot = this.tooltip.dom.dot; + } - this.selection = []; // list with the ids of all selected nodes - this.stackDirty = true; // if true, all items will be restacked on next redraw + this._hideTooltip(); - this.touchParams = {}; // stores properties while dragging - // create the HTML DOM + this.tooltip.dataPoint = dataPoint; + if (typeof this.showTooltip === 'function') { + content.innerHTML = this.showTooltip(dataPoint.point); + } + else { + content.innerHTML = '' + + '' + + '' + + '' + + '
x:' + dataPoint.point.x + '
y:' + dataPoint.point.y + '
z:' + dataPoint.point.z + '
'; + } - this._create(); + content.style.left = '0'; + content.style.top = '0'; + this.frame.appendChild(content); + this.frame.appendChild(line); + this.frame.appendChild(dot); - this.setOptions(options); - } + // calculate sizes + var contentWidth = content.offsetWidth; + var contentHeight = content.offsetHeight; + var lineHeight = line.offsetHeight; + var dotWidth = dot.offsetWidth; + var dotHeight = dot.offsetHeight; - ItemSet.prototype = new Component(); + var left = dataPoint.screen.x - contentWidth / 2; + left = Math.min(Math.max(left, 10), this.frame.clientWidth - 10 - contentWidth); - // available item types will be registered here - ItemSet.types = { - box: ItemBox, - range: ItemRange, - point: ItemPoint + line.style.left = dataPoint.screen.x + 'px'; + line.style.top = (dataPoint.screen.y - lineHeight) + 'px'; + content.style.left = left + 'px'; + content.style.top = (dataPoint.screen.y - lineHeight - contentHeight) + 'px'; + dot.style.left = (dataPoint.screen.x - dotWidth / 2) + 'px'; + dot.style.top = (dataPoint.screen.y - dotHeight / 2) + 'px'; }; /** - * Create the HTML DOM for the ItemSet + * Hide the tooltip when displayed + * @private */ - ItemSet.prototype._create = function(){ - var frame = document.createElement('div'); - frame.className = 'itemset'; - frame['timeline-itemset'] = this; - this.dom.frame = frame; + Graph3d.prototype._hideTooltip = function () { + if (this.tooltip) { + this.tooltip.dataPoint = null; - // create background panel - var background = document.createElement('div'); - background.className = 'background'; - frame.appendChild(background); - this.dom.background = background; + for (var prop in this.tooltip.dom) { + if (this.tooltip.dom.hasOwnProperty(prop)) { + var elem = this.tooltip.dom[prop]; + if (elem && elem.parentNode) { + elem.parentNode.removeChild(elem); + } + } + } + } + }; - // create foreground panel - var foreground = document.createElement('div'); - foreground.className = 'foreground'; - frame.appendChild(foreground); - this.dom.foreground = foreground; + /**--------------------------------------------------------------------------**/ - // create axis panel - var axis = document.createElement('div'); - axis.className = 'axis'; - this.dom.axis = axis; - // create labelset - var labelSet = document.createElement('div'); - labelSet.className = 'labelset'; - this.dom.labelSet = labelSet; + /** + * Get the horizontal mouse position from a mouse event + * @param {Event} event + * @return {Number} mouse x + */ + getMouseX = function(event) { + if ('clientX' in event) return event.clientX; + return event.targetTouches[0] && event.targetTouches[0].clientX || 0; + }; - // create ungrouped Group - this._updateUngrouped(); + /** + * Get the vertical mouse position from a mouse event + * @param {Event} event + * @return {Number} mouse y + */ + getMouseY = function(event) { + if ('clientY' in event) return event.clientY; + return event.targetTouches[0] && event.targetTouches[0].clientY || 0; + }; - // attach event listeners - // Note: we bind to the centerContainer for the case where the height - // of the center container is larger than of the ItemSet, so we - // can click in the empty area to create a new item or deselect an item. - this.hammer = Hammer(this.body.dom.centerContainer, { - prevent_default: true - }); + module.exports = Graph3d; - // drag items when selected - this.hammer.on('touch', this._onTouch.bind(this)); - this.hammer.on('dragstart', this._onDragStart.bind(this)); - this.hammer.on('drag', this._onDrag.bind(this)); - this.hammer.on('dragend', this._onDragEnd.bind(this)); - // single select (or unselect) when tapping an item - this.hammer.on('tap', this._onSelectItem.bind(this)); +/***/ }, +/* 10 */ +/***/ function(module, exports, __webpack_require__) { - // multi select when holding mouse/touch, or on ctrl+click - this.hammer.on('hold', this._onMultiSelectItem.bind(this)); + + /** + * Expose `Emitter`. + */ - // add item on doubletap - this.hammer.on('doubletap', this._onAddItem.bind(this)); + module.exports = Emitter; - // attach to the DOM - this.show(); + /** + * Initialize a new `Emitter`. + * + * @api public + */ + + function Emitter(obj) { + if (obj) return mixin(obj); }; /** - * Set options for the ItemSet. Existing options will be extended/overwritten. - * @param {Object} [options] The following options are available: - * {String} type - * Default type for the items. Choose from 'box' - * (default), 'point', or 'range'. The default - * Style can be overwritten by individual items. - * {String} align - * Alignment for the items, only applicable for - * ItemBox. Choose 'center' (default), 'left', or - * 'right'. - * {String} orientation - * Orientation of the item set. Choose 'top' or - * 'bottom' (default). - * {Function} groupOrder - * A sorting function for ordering groups - * {Boolean} stack - * If true (deafult), items will be stacked on - * top of each other. - * {Number} margin.axis - * Margin between the axis and the items in pixels. - * Default is 20. - * {Number} margin.item.horizontal - * Horizontal margin between items in pixels. - * Default is 10. - * {Number} margin.item.vertical - * Vertical Margin between items in pixels. - * Default is 10. - * {Number} margin.item - * Margin between items in pixels in both horizontal - * and vertical direction. Default is 10. - * {Number} margin - * Set margin for both axis and items in pixels. - * {Number} padding - * Padding of the contents of an item in pixels. - * Must correspond with the items css. Default is 5. - * {Boolean} selectable - * If true (default), items can be selected. - * {Boolean} editable - * Set all editable options to true or false - * {Boolean} editable.updateTime - * Allow dragging an item to an other moment in time - * {Boolean} editable.updateGroup - * Allow dragging an item to an other group - * {Boolean} editable.add - * Allow creating new items on double tap - * {Boolean} editable.remove - * Allow removing items by clicking the delete button - * top right of a selected item. - * {Function(item: Item, callback: Function)} onAdd - * Callback function triggered when an item is about to be added: - * when the user double taps an empty space in the Timeline. - * {Function(item: Item, callback: Function)} onUpdate - * Callback function fired when an item is about to be updated. - * This function typically has to show a dialog where the user - * change the item. If not implemented, nothing happens. - * {Function(item: Item, callback: Function)} onMove - * Fired when an item has been moved. If not implemented, - * the move action will be accepted. - * {Function(item: Item, callback: Function)} onRemove - * Fired when an item is about to be deleted. - * If not implemented, the item will be always removed. + * Mixin the emitter properties. + * + * @param {Object} obj + * @return {Object} + * @api private */ - ItemSet.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - var fields = ['type', 'align', 'orientation', 'padding', 'stack', 'selectable', 'groupOrder']; - util.selectiveExtend(fields, this.options, options); - - if ('margin' in options) { - if (typeof options.margin === 'number') { - this.options.margin.axis = options.margin; - this.options.margin.item.horizontal = options.margin; - this.options.margin.item.vertical = options.margin; - } - else if (typeof options.margin === 'object') { - util.selectiveExtend(['axis'], this.options.margin, options.margin); - if ('item' in options.margin) { - if (typeof options.margin.item === 'number') { - this.options.margin.item.horizontal = options.margin.item; - this.options.margin.item.vertical = options.margin.item; - } - else if (typeof options.margin.item === 'object') { - util.selectiveExtend(['horizontal', 'vertical'], this.options.margin.item, options.margin.item); - } - } - } - } - if ('editable' in options) { - if (typeof options.editable === 'boolean') { - this.options.editable.updateTime = options.editable; - this.options.editable.updateGroup = options.editable; - this.options.editable.add = options.editable; - this.options.editable.remove = options.editable; - } - else if (typeof options.editable === 'object') { - util.selectiveExtend(['updateTime', 'updateGroup', 'add', 'remove'], this.options.editable, options.editable); - } - } + function mixin(obj) { + for (var key in Emitter.prototype) { + obj[key] = Emitter.prototype[key]; + } + return obj; + } - // callback functions - var addCallback = (function (name) { - if (name in options) { - var fn = options[name]; - if (!(fn instanceof Function)) { - throw new Error('option ' + name + ' must be a function ' + name + '(item, callback)'); - } - this.options[name] = fn; - } - }).bind(this); - ['onAdd', 'onUpdate', 'onRemove', 'onMove', 'onMoving'].forEach(addCallback); + /** + * Listen on the given `event` with `fn`. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public + */ - // force the itemSet to refresh: options like orientation and margins may be changed - this.markDirty(); - } + Emitter.prototype.on = + Emitter.prototype.addEventListener = function(event, fn){ + this._callbacks = this._callbacks || {}; + (this._callbacks[event] = this._callbacks[event] || []) + .push(fn); + return this; }; /** - * Mark the ItemSet dirty so it will refresh everything with next redraw + * Adds an `event` listener that will be invoked a single + * time then automatically removed. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public */ - ItemSet.prototype.markDirty = function() { - this.groupIds = []; - this.stackDirty = true; + + Emitter.prototype.once = function(event, fn){ + var self = this; + this._callbacks = this._callbacks || {}; + + function on() { + self.off(event, on); + fn.apply(this, arguments); + } + + on.fn = fn; + this.on(event, on); + return this; }; /** - * Destroy the ItemSet + * Remove the given callback for `event` or all + * registered callbacks. + * + * @param {String} event + * @param {Function} fn + * @return {Emitter} + * @api public */ - ItemSet.prototype.destroy = function() { - this.hide(); - this.setItems(null); - this.setGroups(null); - this.hammer = null; + Emitter.prototype.off = + Emitter.prototype.removeListener = + Emitter.prototype.removeAllListeners = + Emitter.prototype.removeEventListener = function(event, fn){ + this._callbacks = this._callbacks || {}; - this.body = null; - this.conversion = null; + // all + if (0 == arguments.length) { + this._callbacks = {}; + return this; + } + + // specific event + var callbacks = this._callbacks[event]; + if (!callbacks) return this; + + // remove all handlers + if (1 == arguments.length) { + delete this._callbacks[event]; + return this; + } + + // remove specific handler + var cb; + for (var i = 0; i < callbacks.length; i++) { + cb = callbacks[i]; + if (cb === fn || cb.fn === fn) { + callbacks.splice(i, 1); + break; + } + } + return this; }; /** - * Hide the component from the DOM + * Emit `event` with the given args. + * + * @param {String} event + * @param {Mixed} ... + * @return {Emitter} */ - ItemSet.prototype.hide = function() { - // remove the frame containing the items - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); - } - // remove the axis with dots - if (this.dom.axis.parentNode) { - this.dom.axis.parentNode.removeChild(this.dom.axis); + Emitter.prototype.emit = function(event){ + this._callbacks = this._callbacks || {}; + var args = [].slice.call(arguments, 1) + , callbacks = this._callbacks[event]; + + if (callbacks) { + callbacks = callbacks.slice(0); + for (var i = 0, len = callbacks.length; i < len; ++i) { + callbacks[i].apply(this, args); + } } - // remove the labelset containing all group labels - if (this.dom.labelSet.parentNode) { - this.dom.labelSet.parentNode.removeChild(this.dom.labelSet); - } + return this; }; /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * Return array of callbacks for `event`. + * + * @param {String} event + * @return {Array} + * @api public */ - ItemSet.prototype.show = function() { - // show frame containing the items - if (!this.dom.frame.parentNode) { - this.body.dom.center.appendChild(this.dom.frame); - } - - // show axis with dots - if (!this.dom.axis.parentNode) { - this.body.dom.top.appendChild(this.dom.axis); - } - // show labelset containing labels - if (!this.dom.labelSet.parentNode) { - this.body.dom.left.appendChild(this.dom.labelSet); - } + Emitter.prototype.listeners = function(event){ + this._callbacks = this._callbacks || {}; + return this._callbacks[event] || []; }; /** - * Set selected items by their id. Replaces the current selection - * Unknown id's are silently ignored. - * @param {string[] | string} [ids] An array with zero or more id's of the items to be - * selected, or a single item id. If ids is undefined - * or an empty array, all items will be unselected. + * Check if this emitter has `event` handlers. + * + * @param {String} event + * @return {Boolean} + * @api public */ - ItemSet.prototype.setSelection = function(ids) { - var i, ii, id, item; - if (ids == undefined) ids = []; - if (!Array.isArray(ids)) ids = [ids]; + Emitter.prototype.hasListeners = function(event){ + return !! this.listeners(event).length; + }; - // unselect currently selected items - for (i = 0, ii = this.selection.length; i < ii; i++) { - id = this.selection[i]; - item = this.items[id]; - if (item) item.unselect(); - } - // select items - this.selection = []; - for (i = 0, ii = ids.length; i < ii; i++) { - id = ids[i]; - item = this.items[id]; - if (item) { - this.selection.push(id); - item.select(); - } - } - }; +/***/ }, +/* 11 */ +/***/ function(module, exports, __webpack_require__) { /** - * Get the selected items by their id - * @return {Array} ids The ids of the selected items + * @prototype Point3d + * @param {Number} [x] + * @param {Number} [y] + * @param {Number} [z] */ - ItemSet.prototype.getSelection = function() { - return this.selection.concat([]); + function Point3d(x, y, z) { + this.x = x !== undefined ? x : 0; + this.y = y !== undefined ? y : 0; + this.z = z !== undefined ? z : 0; }; /** - * Get the id's of the currently visible items. - * @returns {Array} The ids of the visible items + * Subtract the two provided points, returns a-b + * @param {Point3d} a + * @param {Point3d} b + * @return {Point3d} a-b */ - ItemSet.prototype.getVisibleItems = function() { - var range = this.body.range.getRange(); - var left = this.body.util.toScreen(range.start); - var right = this.body.util.toScreen(range.end); - - var ids = []; - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - var group = this.groups[groupId]; - var rawVisibleItems = group.visibleItems; + Point3d.subtract = function(a, b) { + var sub = new Point3d(); + sub.x = a.x - b.x; + sub.y = a.y - b.y; + sub.z = a.z - b.z; + return sub; + }; - // filter the "raw" set with visibleItems into a set which is really - // visible by pixels - for (var i = 0; i < rawVisibleItems.length; i++) { - var item = rawVisibleItems[i]; - // TODO: also check whether visible vertically - if ((item.left < right) && (item.left + item.width > left)) { - ids.push(item.id); - } - } - } - } + /** + * Add the two provided points, returns a+b + * @param {Point3d} a + * @param {Point3d} b + * @return {Point3d} a+b + */ + Point3d.add = function(a, b) { + var sum = new Point3d(); + sum.x = a.x + b.x; + sum.y = a.y + b.y; + sum.z = a.z + b.z; + return sum; + }; - return ids; + /** + * Calculate the average of two 3d points + * @param {Point3d} a + * @param {Point3d} b + * @return {Point3d} The average, (a+b)/2 + */ + Point3d.avg = function(a, b) { + return new Point3d( + (a.x + b.x) / 2, + (a.y + b.y) / 2, + (a.z + b.z) / 2 + ); }; /** - * Deselect a selected item - * @param {String | Number} id - * @private + * Calculate the cross product of the two provided points, returns axb + * Documentation: http://en.wikipedia.org/wiki/Cross_product + * @param {Point3d} a + * @param {Point3d} b + * @return {Point3d} cross product axb */ - ItemSet.prototype._deselect = function(id) { - var selection = this.selection; - for (var i = 0, ii = selection.length; i < ii; i++) { - if (selection[i] == id) { // non-strict comparison! - selection.splice(i, 1); - break; - } - } + Point3d.crossProduct = function(a, b) { + var crossproduct = new Point3d(); + + crossproduct.x = a.y * b.z - a.z * b.y; + crossproduct.y = a.z * b.x - a.x * b.z; + crossproduct.z = a.x * b.y - a.y * b.x; + + return crossproduct; }; + /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Rtrieve the length of the vector (or the distance from this point to the origin + * @return {Number} length */ - ItemSet.prototype.redraw = function() { - var margin = this.options.margin, - range = this.body.range, - asSize = util.option.asSize, - options = this.options, - orientation = options.orientation, - resized = false, - frame = this.dom.frame, - editable = options.editable.updateTime || options.editable.updateGroup; + Point3d.prototype.length = function() { + return Math.sqrt( + this.x * this.x + + this.y * this.y + + this.z * this.z + ); + }; - // update class name - frame.className = 'itemset' + (editable ? ' editable' : ''); + module.exports = Point3d; - // reorder the groups (if needed) - resized = this._orderGroups() || resized; - // check whether zoomed (in that case we need to re-stack everything) - // TODO: would be nicer to get this as a trigger from Range - var visibleInterval = range.end - range.start; - var zoomed = (visibleInterval != this.lastVisibleInterval) || (this.props.width != this.props.lastWidth); - if (zoomed) this.stackDirty = true; - this.lastVisibleInterval = visibleInterval; - this.props.lastWidth = this.props.width; +/***/ }, +/* 12 */ +/***/ function(module, exports, __webpack_require__) { - // redraw all groups - var restack = this.stackDirty, - firstGroup = this._firstGroup(), - firstMargin = { - item: margin.item, - axis: margin.axis - }, - nonFirstMargin = { - item: margin.item, - axis: margin.item.vertical / 2 - }, - height = 0, - minHeight = margin.axis + margin.item.vertical; - util.forEach(this.groups, function (group) { - var groupMargin = (group == firstGroup) ? firstMargin : nonFirstMargin; - var groupResized = group.redraw(range, groupMargin, restack); - resized = groupResized || resized; - height += group.height; - }); - height = Math.max(height, minHeight); - this.stackDirty = false; + /** + * @prototype Point2d + * @param {Number} [x] + * @param {Number} [y] + */ + Point2d = function (x, y) { + this.x = x !== undefined ? x : 0; + this.y = y !== undefined ? y : 0; + }; - // update frame height - frame.style.height = asSize(height); + module.exports = Point2d; - // calculate actual size and position - this.props.top = frame.offsetTop; - this.props.left = frame.offsetLeft; - this.props.width = frame.offsetWidth; - this.props.height = height; - // reposition axis - this.dom.axis.style.top = asSize((orientation == 'top') ? - (this.body.domProps.top.height + this.body.domProps.border.top) : - (this.body.domProps.top.height + this.body.domProps.centerContainer.height)); - this.dom.axis.style.left = '0'; +/***/ }, +/* 13 */ +/***/ function(module, exports, __webpack_require__) { + + var Point3d = __webpack_require__(11); + + /** + * @class Camera + * The camera is mounted on a (virtual) camera arm. The camera arm can rotate + * The camera is always looking in the direction of the origin of the arm. + * This way, the camera always rotates around one fixed point, the location + * of the camera arm. + * + * Documentation: + * http://en.wikipedia.org/wiki/3D_projection + */ + Camera = function () { + this.armLocation = new Point3d(); + this.armRotation = {}; + this.armRotation.horizontal = 0; + this.armRotation.vertical = 0; + this.armLength = 1.7; - // check if this component is resized - resized = this._isResized() || resized; + this.cameraLocation = new Point3d(); + this.cameraRotation = new Point3d(0.5*Math.PI, 0, 0); - return resized; + this.calculateCameraOrientation(); }; /** - * Get the first group, aligned with the axis - * @return {Group | null} firstGroup - * @private + * Set the location (origin) of the arm + * @param {Number} x Normalized value of x + * @param {Number} y Normalized value of y + * @param {Number} z Normalized value of z */ - ItemSet.prototype._firstGroup = function() { - var firstGroupIndex = (this.options.orientation == 'top') ? 0 : (this.groupIds.length - 1); - var firstGroupId = this.groupIds[firstGroupIndex]; - var firstGroup = this.groups[firstGroupId] || this.groups[UNGROUPED]; + Camera.prototype.setArmLocation = function(x, y, z) { + this.armLocation.x = x; + this.armLocation.y = y; + this.armLocation.z = z; - return firstGroup || null; + this.calculateCameraOrientation(); }; /** - * Create or delete the group holding all ungrouped items. This group is used when - * there are no groups specified. - * @protected + * Set the rotation of the camera arm + * @param {Number} horizontal The horizontal rotation, between 0 and 2*PI. + * Optional, can be left undefined. + * @param {Number} vertical The vertical rotation, between 0 and 0.5*PI + * if vertical=0.5*PI, the graph is shown from the + * top. Optional, can be left undefined. */ - ItemSet.prototype._updateUngrouped = function() { - var ungrouped = this.groups[UNGROUPED]; - - if (this.groupsData) { - // remove the group holding all ungrouped items - if (ungrouped) { - ungrouped.hide(); - delete this.groups[UNGROUPED]; - } + Camera.prototype.setArmRotation = function(horizontal, vertical) { + if (horizontal !== undefined) { + this.armRotation.horizontal = horizontal; } - else { - // create a group holding all (unfiltered) items - if (!ungrouped) { - var id = null; - var data = null; - ungrouped = new Group(id, data, this); - this.groups[UNGROUPED] = ungrouped; - for (var itemId in this.items) { - if (this.items.hasOwnProperty(itemId)) { - ungrouped.add(this.items[itemId]); - } - } + if (vertical !== undefined) { + this.armRotation.vertical = vertical; + if (this.armRotation.vertical < 0) this.armRotation.vertical = 0; + if (this.armRotation.vertical > 0.5*Math.PI) this.armRotation.vertical = 0.5*Math.PI; + } - ungrouped.show(); - } + if (horizontal !== undefined || vertical !== undefined) { + this.calculateCameraOrientation(); } }; /** - * Get the element for the labelset - * @return {HTMLElement} labelSet + * Retrieve the current arm rotation + * @return {object} An object with parameters horizontal and vertical */ - ItemSet.prototype.getLabelSet = function() { - return this.dom.labelSet; + Camera.prototype.getArmRotation = function() { + var rot = {}; + rot.horizontal = this.armRotation.horizontal; + rot.vertical = this.armRotation.vertical; + + return rot; }; /** - * Set items - * @param {vis.DataSet | null} items + * Set the (normalized) length of the camera arm. + * @param {Number} length A length between 0.71 and 5.0 */ - ItemSet.prototype.setItems = function(items) { - var me = this, - ids, - oldItemsData = this.itemsData; - - // replace the dataset - if (!items) { - this.itemsData = null; - } - else if (items instanceof DataSet || items instanceof DataView) { - this.itemsData = items; - } - else { - throw new TypeError('Data must be an instance of DataSet or DataView'); - } + Camera.prototype.setArmLength = function(length) { + if (length === undefined) + return; - if (oldItemsData) { - // unsubscribe from old dataset - util.forEach(this.itemListeners, function (callback, event) { - oldItemsData.off(event, callback); - }); + this.armLength = length; - // remove all drawn items - ids = oldItemsData.getIds(); - this._onRemove(ids); - } + // Radius must be larger than the corner of the graph, + // which has a distance of sqrt(0.5^2+0.5^2) = 0.71 from the center of the + // graph + if (this.armLength < 0.71) this.armLength = 0.71; + if (this.armLength > 5.0) this.armLength = 5.0; - if (this.itemsData) { - // subscribe to new dataset - var id = this.id; - util.forEach(this.itemListeners, function (callback, event) { - me.itemsData.on(event, callback, id); - }); + this.calculateCameraOrientation(); + }; - // add all new items - ids = this.itemsData.getIds(); - this._onAdd(ids); + /** + * Retrieve the arm length + * @return {Number} length + */ + Camera.prototype.getArmLength = function() { + return this.armLength; + }; - // update the group holding all ungrouped items - this._updateUngrouped(); - } + /** + * Retrieve the camera location + * @return {Point3d} cameraLocation + */ + Camera.prototype.getCameraLocation = function() { + return this.cameraLocation; }; /** - * Get the current items - * @returns {vis.DataSet | null} + * Retrieve the camera rotation + * @return {Point3d} cameraRotation */ - ItemSet.prototype.getItems = function() { - return this.itemsData; + Camera.prototype.getCameraRotation = function() { + return this.cameraRotation; }; /** - * Set groups - * @param {vis.DataSet} groups + * Calculate the location and rotation of the camera based on the + * position and orientation of the camera arm */ - ItemSet.prototype.setGroups = function(groups) { - var me = this, - ids; + Camera.prototype.calculateCameraOrientation = function() { + // calculate location of the camera + this.cameraLocation.x = this.armLocation.x - this.armLength * Math.sin(this.armRotation.horizontal) * Math.cos(this.armRotation.vertical); + this.cameraLocation.y = this.armLocation.y - this.armLength * Math.cos(this.armRotation.horizontal) * Math.cos(this.armRotation.vertical); + this.cameraLocation.z = this.armLocation.z + this.armLength * Math.sin(this.armRotation.vertical); - // unsubscribe from current dataset - if (this.groupsData) { - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.unsubscribe(event, callback); - }); + // calculate rotation of the camera + this.cameraRotation.x = Math.PI/2 - this.armRotation.vertical; + this.cameraRotation.y = 0; + this.cameraRotation.z = -this.armRotation.horizontal; + }; - // remove all drawn groups - ids = this.groupsData.getIds(); - this.groupsData = null; - this._onRemoveGroups(ids); // note: this will cause a redraw - } + module.exports = Camera; - // replace the dataset - if (!groups) { - this.groupsData = null; - } - else if (groups instanceof DataSet || groups instanceof DataView) { - this.groupsData = groups; - } - else { - throw new TypeError('Data must be an instance of DataSet or DataView'); - } +/***/ }, +/* 14 */ +/***/ function(module, exports, __webpack_require__) { - if (this.groupsData) { - // subscribe to new dataset - var id = this.id; - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.on(event, callback, id); - }); + var DataView = __webpack_require__(8); - // draw all ms - ids = this.groupsData.getIds(); - this._onAddGroups(ids); + /** + * @class Filter + * + * @param {DataSet} data The google data table + * @param {Number} column The index of the column to be filtered + * @param {Graph} graph The graph + */ + function Filter (data, column, graph) { + this.data = data; + this.column = column; + this.graph = graph; // the parent graph + + this.index = undefined; + this.value = undefined; + + // read all distinct values and select the first one + this.values = graph.getDistinctValues(data.get(), this.column); + + // sort both numeric and string values correctly + this.values.sort(function (a, b) { + return a > b ? 1 : a < b ? -1 : 0; + }); + + if (this.values.length > 0) { + this.selectValue(0); } - // update the group holding all ungrouped items - this._updateUngrouped(); + // create an array with the filtered datapoints. this will be loaded afterwards + this.dataPoints = []; - // update the order of all items in each group - this._order(); + this.loaded = false; + this.onLoadCallback = undefined; - this.body.emitter.emit('change'); + if (graph.animationPreload) { + this.loaded = false; + this.loadInBackground(); + } + else { + this.loaded = true; + } }; - /** - * Get the current groups - * @returns {vis.DataSet | null} groups - */ - ItemSet.prototype.getGroups = function() { - return this.groupsData; - }; /** - * Remove an item by its id - * @param {String | Number} id + * Return the label + * @return {string} label */ - ItemSet.prototype.removeItem = function(id) { - var item = this.itemsData.get(id), - dataset = this.itemsData.getDataSet(); - - if (item) { - // confirm deletion - this.options.onRemove(item, function (item) { - if (item) { - // remove by id here, it is possible that an item has no id defined - // itself, so better not delete by the item itself - dataset.remove(id); - } - }); - } + Filter.prototype.isLoaded = function() { + return this.loaded; }; + /** - * Handle updated items - * @param {Number[]} ids - * @protected + * Return the loaded progress + * @return {Number} percentage between 0 and 100 */ - ItemSet.prototype._onUpdate = function(ids) { - var me = this; - - ids.forEach(function (id) { - var itemData = me.itemsData.get(id, me.itemOptions), - item = me.items[id], - type = itemData.type || me.options.type || (itemData.end ? 'range' : 'box'); + Filter.prototype.getLoadedProgress = function() { + var len = this.values.length; - var constructor = ItemSet.types[type]; + var i = 0; + while (this.dataPoints[i]) { + i++; + } - if (item) { - // update item - if (!constructor || !(item instanceof constructor)) { - // item type has changed, delete the item and recreate it - me._removeItem(item); - item = null; - } - else { - me._updateItem(item, itemData); - } - } + return Math.round(i / len * 100); + }; - if (!item) { - // create item - if (constructor) { - item = new constructor(itemData, me.conversion, me.options); - item.id = id; // TODO: not so nice setting id afterwards - me._addItem(item); - } - else if (type == 'rangeoverflow') { - // TODO: deprecated since version 2.1.0 (or 3.0.0?). cleanup some day - throw new TypeError('Item type "rangeoverflow" is deprecated. Use css styling instead: ' + - '.vis.timeline .item.range .content {overflow: visible;}'); - } - else { - throw new TypeError('Unknown item type "' + type + '"'); - } - } - }); - this._order(); - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change'); + /** + * Return the label + * @return {string} label + */ + Filter.prototype.getLabel = function() { + return this.graph.filterLabel; }; + /** - * Handle added items - * @param {Number[]} ids - * @protected + * Return the columnIndex of the filter + * @return {Number} columnIndex */ - ItemSet.prototype._onAdd = ItemSet.prototype._onUpdate; + Filter.prototype.getColumn = function() { + return this.column; + }; /** - * Handle removed items - * @param {Number[]} ids - * @protected + * Return the currently selected value. Returns undefined if there is no selection + * @return {*} value */ - ItemSet.prototype._onRemove = function(ids) { - var count = 0; - var me = this; - ids.forEach(function (id) { - var item = me.items[id]; - if (item) { - count++; - me._removeItem(item); - } - }); + Filter.prototype.getSelectedValue = function() { + if (this.index === undefined) + return undefined; - if (count) { - // update order - this._order(); - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change'); - } + return this.values[this.index]; }; /** - * Update the order of item in all groups - * @private + * Retrieve all values of the filter + * @return {Array} values */ - ItemSet.prototype._order = function() { - // reorder the items in all groups - // TODO: optimization: only reorder groups affected by the changed items - util.forEach(this.groups, function (group) { - group.order(); - }); + Filter.prototype.getValues = function() { + return this.values; }; /** - * Handle updated groups - * @param {Number[]} ids - * @private + * Retrieve one value of the filter + * @param {Number} index + * @return {*} value */ - ItemSet.prototype._onUpdateGroups = function(ids) { - this._onAddGroups(ids); + Filter.prototype.getValue = function(index) { + if (index >= this.values.length) + throw 'Error: index out of range'; + + return this.values[index]; }; + /** - * Handle changed groups - * @param {Number[]} ids - * @private + * Retrieve the (filtered) dataPoints for the currently selected filter index + * @param {Number} [index] (optional) + * @return {Array} dataPoints */ - ItemSet.prototype._onAddGroups = function(ids) { - var me = this; + Filter.prototype._getDataPoints = function(index) { + if (index === undefined) + index = this.index; - ids.forEach(function (id) { - var groupData = me.groupsData.get(id); - var group = me.groups[id]; + if (index === undefined) + return []; - if (!group) { - // check for reserved ids - if (id == UNGROUPED) { - throw new Error('Illegal group id. ' + id + ' is a reserved id.'); - } + var dataPoints; + if (this.dataPoints[index]) { + dataPoints = this.dataPoints[index]; + } + else { + var f = {}; + f.column = this.column; + f.value = this.values[index]; - var groupOptions = Object.create(me.options); - util.extend(groupOptions, { - height: null - }); + var dataView = new DataView(this.data,{filter: function (item) {return (item[f.column] == f.value);}}).get(); + dataPoints = this.graph._getDataPoints(dataView); - group = new Group(id, groupData, me); - me.groups[id] = group; + this.dataPoints[index] = dataPoints; + } - // add items with this groupId to the new group - for (var itemId in me.items) { - if (me.items.hasOwnProperty(itemId)) { - var item = me.items[itemId]; - if (item.data.group == id) { - group.add(item); - } - } - } + return dataPoints; + }; - group.order(); - group.show(); - } - else { - // update group - group.setData(groupData); - } - }); - this.body.emitter.emit('change'); - }; /** - * Handle removed groups - * @param {Number[]} ids - * @private + * Set a callback function when the filter is fully loaded. */ - ItemSet.prototype._onRemoveGroups = function(ids) { - var groups = this.groups; - ids.forEach(function (id) { - var group = groups[id]; + Filter.prototype.setOnLoadCallback = function(callback) { + this.onLoadCallback = callback; + }; - if (group) { - group.hide(); - delete groups[id]; - } - }); - this.markDirty(); + /** + * Add a value to the list with available values for this filter + * No double entries will be created. + * @param {Number} index + */ + Filter.prototype.selectValue = function(index) { + if (index >= this.values.length) + throw 'Error: index out of range'; - this.body.emitter.emit('change'); + this.index = index; + this.value = this.values[index]; }; /** - * Reorder the groups if needed - * @return {boolean} changed - * @private + * Load all filtered rows in the background one by one + * Start this method without providing an index! */ - ItemSet.prototype._orderGroups = function () { - if (this.groupsData) { - // reorder the groups - var groupIds = this.groupsData.getIds({ - order: this.options.groupOrder - }); + Filter.prototype.loadInBackground = function(index) { + if (index === undefined) + index = 0; - var changed = !util.equalArray(groupIds, this.groupIds); - if (changed) { - // hide all groups, removes them from the DOM - var groups = this.groups; - groupIds.forEach(function (groupId) { - groups[groupId].hide(); - }); + var frame = this.graph.frame; - // show the groups again, attach them to the DOM in correct order - groupIds.forEach(function (groupId) { - groups[groupId].show(); - }); + if (index < this.values.length) { + var dataPointsTemp = this._getDataPoints(index); + //this.graph.redrawInfo(); // TODO: not neat - this.groupIds = groupIds; + // create a progress box + if (frame.progress === undefined) { + frame.progress = document.createElement('DIV'); + frame.progress.style.position = 'absolute'; + frame.progress.style.color = 'gray'; + frame.appendChild(frame.progress); } + var progress = this.getLoadedProgress(); + frame.progress.innerHTML = 'Loading animation... ' + progress + '%'; + // TODO: this is no nice solution... + frame.progress.style.bottom = 60 + 'px'; // TODO: use height of slider + frame.progress.style.left = 10 + 'px'; - return changed; + var me = this; + setTimeout(function() {me.loadInBackground(index+1);}, 10); + this.loaded = false; } else { - return false; + this.loaded = true; + + // remove the progress box + if (frame.progress !== undefined) { + frame.removeChild(frame.progress); + frame.progress = undefined; + } + + if (this.onLoadCallback) + this.onLoadCallback(); } }; - /** - * Add a new item - * @param {Item} item - * @private - */ - ItemSet.prototype._addItem = function(item) { - this.items[item.id] = item; + module.exports = Filter; - // add to group - var groupId = this.groupsData ? item.data.group : UNGROUPED; - var group = this.groups[groupId]; - if (group) group.add(item); - }; + +/***/ }, +/* 15 */ +/***/ function(module, exports, __webpack_require__) { + + var util = __webpack_require__(1); /** - * Update an existing item - * @param {Item} item - * @param {Object} itemData - * @private + * @constructor Slider + * + * An html slider control with start/stop/prev/next buttons + * @param {Element} container The element where the slider will be created + * @param {Object} options Available options: + * {boolean} visible If true (default) the + * slider is visible. */ - ItemSet.prototype._updateItem = function(item, itemData) { - var oldGroupId = item.data.group; - - item.data = itemData; - if (item.displayed) { - item.redraw(); + function Slider(container, options) { + if (container === undefined) { + throw 'Error: No container element defined'; } + this.container = container; + this.visible = (options && options.visible != undefined) ? options.visible : true; - // update group - if (oldGroupId != item.data.group) { - var oldGroup = this.groups[oldGroupId]; - if (oldGroup) oldGroup.remove(item); + if (this.visible) { + this.frame = document.createElement('DIV'); + //this.frame.style.backgroundColor = '#E5E5E5'; + this.frame.style.width = '100%'; + this.frame.style.position = 'relative'; + this.container.appendChild(this.frame); - var groupId = this.groupsData ? item.data.group : UNGROUPED; - var group = this.groups[groupId]; - if (group) group.add(item); - } - }; + this.frame.prev = document.createElement('INPUT'); + this.frame.prev.type = 'BUTTON'; + this.frame.prev.value = 'Prev'; + this.frame.appendChild(this.frame.prev); - /** - * Delete an item from the ItemSet: remove it from the DOM, from the map - * with items, and from the map with visible items, and from the selection - * @param {Item} item - * @private - */ - ItemSet.prototype._removeItem = function(item) { - // remove from DOM - item.hide(); + this.frame.play = document.createElement('INPUT'); + this.frame.play.type = 'BUTTON'; + this.frame.play.value = 'Play'; + this.frame.appendChild(this.frame.play); - // remove from items - delete this.items[item.id]; + this.frame.next = document.createElement('INPUT'); + this.frame.next.type = 'BUTTON'; + this.frame.next.value = 'Next'; + this.frame.appendChild(this.frame.next); - // remove from selection - var index = this.selection.indexOf(item.id); - if (index != -1) this.selection.splice(index, 1); + this.frame.bar = document.createElement('INPUT'); + this.frame.bar.type = 'BUTTON'; + this.frame.bar.style.position = 'absolute'; + this.frame.bar.style.border = '1px solid red'; + this.frame.bar.style.width = '100px'; + this.frame.bar.style.height = '6px'; + this.frame.bar.style.borderRadius = '2px'; + this.frame.bar.style.MozBorderRadius = '2px'; + this.frame.bar.style.border = '1px solid #7F7F7F'; + this.frame.bar.style.backgroundColor = '#E5E5E5'; + this.frame.appendChild(this.frame.bar); - // remove from group - var groupId = this.groupsData ? item.data.group : UNGROUPED; - var group = this.groups[groupId]; - if (group) group.remove(item); - }; + this.frame.slide = document.createElement('INPUT'); + this.frame.slide.type = 'BUTTON'; + this.frame.slide.style.margin = '0px'; + this.frame.slide.value = ' '; + this.frame.slide.style.position = 'relative'; + this.frame.slide.style.left = '-100px'; + this.frame.appendChild(this.frame.slide); + + // create events + var me = this; + this.frame.slide.onmousedown = function (event) {me._onMouseDown(event);}; + this.frame.prev.onclick = function (event) {me.prev(event);}; + this.frame.play.onclick = function (event) {me.togglePlay(event);}; + this.frame.next.onclick = function (event) {me.next(event);}; + } + + this.onChangeCallback = undefined; + + this.values = []; + this.index = undefined; + + this.playTimeout = undefined; + this.playInterval = 1000; // milliseconds + this.playLoop = true; + } /** - * Create an array containing all items being a range (having an end date) - * @param array - * @returns {Array} - * @private + * Select the previous index */ - ItemSet.prototype._constructByEndArray = function(array) { - var endArray = []; - - for (var i = 0; i < array.length; i++) { - if (array[i] instanceof ItemRange) { - endArray.push(array[i]); - } + Slider.prototype.prev = function() { + var index = this.getIndex(); + if (index > 0) { + index--; + this.setIndex(index); } - return endArray; }; /** - * Register the clicked item on touch, before dragStart is initiated. - * - * dragStart is initiated from a mousemove event, which can have left the item - * already resulting in an item == null - * - * @param {Event} event - * @private + * Select the next index */ - ItemSet.prototype._onTouch = function (event) { - // store the touched item, used in _onDragStart - this.touchParams.item = ItemSet.itemFromTarget(event); + Slider.prototype.next = function() { + var index = this.getIndex(); + if (index < this.values.length - 1) { + index++; + this.setIndex(index); + } }; /** - * Start dragging the selected events - * @param {Event} event - * @private + * Select the next index */ - ItemSet.prototype._onDragStart = function (event) { - if (!this.options.editable.updateTime && !this.options.editable.updateGroup) { - return; - } - - var item = this.touchParams.item || null, - me = this, - props; - - if (item && item.selected) { - var dragLeftItem = event.target.dragLeftItem; - var dragRightItem = event.target.dragRightItem; - - if (dragLeftItem) { - props = { - item: dragLeftItem - }; - - if (me.options.editable.updateTime) { - props.start = item.data.start.valueOf(); - } - if (me.options.editable.updateGroup) { - if ('group' in item.data) props.group = item.data.group; - } - - this.touchParams.itemProps = [props]; - } - else if (dragRightItem) { - props = { - item: dragRightItem - }; + Slider.prototype.playNext = function() { + var start = new Date(); - if (me.options.editable.updateTime) { - props.end = item.data.end.valueOf(); - } - if (me.options.editable.updateGroup) { - if ('group' in item.data) props.group = item.data.group; - } + var index = this.getIndex(); + if (index < this.values.length - 1) { + index++; + this.setIndex(index); + } + else if (this.playLoop) { + // jump to the start + index = 0; + this.setIndex(index); + } - this.touchParams.itemProps = [props]; - } - else { - this.touchParams.itemProps = this.getSelection().map(function (id) { - var item = me.items[id]; - var props = { - item: item - }; + var end = new Date(); + var diff = (end - start); - if (me.options.editable.updateTime) { - if ('start' in item.data) props.start = item.data.start.valueOf(); - if ('end' in item.data) props.end = item.data.end.valueOf(); - } - if (me.options.editable.updateGroup) { - if ('group' in item.data) props.group = item.data.group; - } + // calculate how much time it to to set the index and to execute the callback + // function. + var interval = Math.max(this.playInterval - diff, 0); + // document.title = diff // TODO: cleanup - return props; - }); - } + var me = this; + this.playTimeout = setTimeout(function() {me.playNext();}, interval); + }; - event.stopPropagation(); + /** + * Toggle start or stop playing + */ + Slider.prototype.togglePlay = function() { + if (this.playTimeout === undefined) { + this.play(); + } else { + this.stop(); } }; /** - * Drag selected items - * @param {Event} event - * @private + * Start playing */ - ItemSet.prototype._onDrag = function (event) { - if (this.touchParams.itemProps) { - var me = this; - var range = this.body.range; - var snap = this.body.util.snap || null; - var deltaX = event.gesture.deltaX; - var scale = (this.props.width / (range.end - range.start)); - var offset = deltaX / scale; + Slider.prototype.play = function() { + // Test whether already playing + if (this.playTimeout) return; - // move - this.touchParams.itemProps.forEach(function (props) { - var newProps = {}; + this.playNext(); - if ('start' in props) { - var start = new Date(props.start + offset); - newProps.start = snap ? snap(start) : start; - } + if (this.frame) { + this.frame.play.value = 'Stop'; + } + }; - if ('end' in props) { - var end = new Date(props.end + offset); - newProps.end = snap ? snap(end) : end; - } + /** + * Stop playing + */ + Slider.prototype.stop = function() { + clearInterval(this.playTimeout); + this.playTimeout = undefined; - if ('group' in props) { - // drag from one group to another - var group = ItemSet.groupFromTarget(event); - newProps.group = group && group.groupId; - } + if (this.frame) { + this.frame.play.value = 'Play'; + } + }; - if (me.options.onMoving) { - var itemData = util.extend({}, props.item.data, newProps); + /** + * Set a callback function which will be triggered when the value of the + * slider bar has changed. + */ + Slider.prototype.setOnChangeCallback = function(callback) { + this.onChangeCallback = callback; + }; - me.options.onMoving(itemData, function (itemData) { - if (itemData) { - me._updateItemProps(props.item, itemData); - } - }); - } - else { - me._updateItemProps(props.item, newProps); - } - }); + /** + * Set the interval for playing the list + * @param {Number} interval The interval in milliseconds + */ + Slider.prototype.setPlayInterval = function(interval) { + this.playInterval = interval; + }; - // TODO: implement onMoving handler + /** + * Retrieve the current play interval + * @return {Number} interval The interval in milliseconds + */ + Slider.prototype.getPlayInterval = function(interval) { + return this.playInterval; + }; - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change'); + /** + * Set looping on or off + * @pararm {boolean} doLoop If true, the slider will jump to the start when + * the end is passed, and will jump to the end + * when the start is passed. + */ + Slider.prototype.setPlayLoop = function(doLoop) { + this.playLoop = doLoop; + }; - event.stopPropagation(); + + /** + * Execute the onchange callback function + */ + Slider.prototype.onChange = function() { + if (this.onChangeCallback !== undefined) { + this.onChangeCallback(); } }; /** - * Update an items properties - * @param {Item} item - * @param {Object} props Can contain properties start, end, and group. - * @private + * redraw the slider on the correct place */ - ItemSet.prototype._updateItemProps = function(item, props) { - if ('start' in props) item.data.start = props.start; - if ('end' in props) item.data.end = props.end; - if ('group' in props && item.data.group != props.group) { - this._moveToGroup(item, props.group) + Slider.prototype.redraw = function() { + if (this.frame) { + // resize the bar + this.frame.bar.style.top = (this.frame.clientHeight/2 - + this.frame.bar.offsetHeight/2) + 'px'; + this.frame.bar.style.width = (this.frame.clientWidth - + this.frame.prev.clientWidth - + this.frame.play.clientWidth - + this.frame.next.clientWidth - 30) + 'px'; + + // position the slider button + var left = this.indexToLeft(this.index); + this.frame.slide.style.left = (left) + 'px'; } }; + /** - * Move an item to another group - * @param {Item} item - * @param {String | Number} groupId - * @private + * Set the list with values for the slider + * @param {Array} values A javascript array with values (any type) */ - ItemSet.prototype._moveToGroup = function(item, groupId) { - var group = this.groups[groupId]; - if (group && group.groupId != item.data.group) { - var oldGroup = item.parent; - oldGroup.remove(item); - oldGroup.order(); - group.add(item); - group.order(); + Slider.prototype.setValues = function(values) { + this.values = values; - item.data.group = group.groupId; + if (this.values.length > 0) + this.setIndex(0); + else + this.index = undefined; + }; + + /** + * Select a value by its index + * @param {Number} index + */ + Slider.prototype.setIndex = function(index) { + if (index < this.values.length) { + this.index = index; + + this.redraw(); + this.onChange(); + } + else { + throw 'Error: index out of range'; } }; /** - * End of dragging selected items - * @param {Event} event - * @private + * retrieve the index of the currently selected vaue + * @return {Number} index */ - ItemSet.prototype._onDragEnd = function (event) { - if (this.touchParams.itemProps) { - // prepare a change set for the changed items - var changes = [], - me = this, - dataset = this.itemsData.getDataSet(); + Slider.prototype.getIndex = function() { + return this.index; + }; - var itemProps = this.touchParams.itemProps ; - this.touchParams.itemProps = null; - itemProps.forEach(function (props) { - var id = props.item.id, - itemData = me.itemsData.get(id, me.itemOptions); - var changed = false; - if ('start' in props.item.data) { - changed = (props.start != props.item.data.start.valueOf()); - itemData.start = util.convert(props.item.data.start, - dataset._options.type && dataset._options.type.start || 'Date'); - } - if ('end' in props.item.data) { - changed = changed || (props.end != props.item.data.end.valueOf()); - itemData.end = util.convert(props.item.data.end, - dataset._options.type && dataset._options.type.end || 'Date'); - } - if ('group' in props.item.data) { - changed = changed || (props.group != props.item.data.group); - itemData.group = props.item.data.group; - } + /** + * retrieve the currently selected value + * @return {*} value + */ + Slider.prototype.get = function() { + return this.values[this.index]; + }; - // only apply changes when start or end is actually changed - if (changed) { - me.options.onMove(itemData, function (itemData) { - if (itemData) { - // apply changes - itemData[dataset._fieldId] = id; // ensure the item contains its id (can be undefined) - changes.push(itemData); - } - else { - // restore original values - me._updateItemProps(props.item, props); - me.stackDirty = true; // force re-stacking of all items next redraw - me.body.emitter.emit('change'); - } - }); - } - }); + Slider.prototype._onMouseDown = function(event) { + // only react on left mouse button down + var leftButtonDown = event.which ? (event.which === 1) : (event.button === 1); + if (!leftButtonDown) return; + + this.startClientX = event.clientX; + this.startSlideX = parseFloat(this.frame.slide.style.left); + + this.frame.style.cursor = 'move'; + + // add event listeners to handle moving the contents + // we store the function onmousemove and onmouseup in the graph, so we can + // remove the eventlisteners lateron in the function mouseUp() + var me = this; + this.onmousemove = function (event) {me._onMouseMove(event);}; + this.onmouseup = function (event) {me._onMouseUp(event);}; + util.addEventListener(document, 'mousemove', this.onmousemove); + util.addEventListener(document, 'mouseup', this.onmouseup); + util.preventDefault(event); + }; + + + Slider.prototype.leftToIndex = function (left) { + var width = parseFloat(this.frame.bar.style.width) - + this.frame.slide.clientWidth - 10; + var x = left - 3; + + var index = Math.round(x / width * (this.values.length-1)); + if (index < 0) index = 0; + if (index > this.values.length-1) index = this.values.length-1; - // apply the changes to the data (if there are changes) - if (changes.length) { - dataset.update(changes); - } + return index; + }; - event.stopPropagation(); - } + Slider.prototype.indexToLeft = function (index) { + var width = parseFloat(this.frame.bar.style.width) - + this.frame.slide.clientWidth - 10; + + var x = index / (this.values.length-1) * width; + var left = x + 3; + + return left; }; - /** - * Handle selecting/deselecting an item when tapping it - * @param {Event} event - * @private - */ - ItemSet.prototype._onSelectItem = function (event) { - if (!this.options.selectable) return; - var ctrlKey = event.gesture.srcEvent && event.gesture.srcEvent.ctrlKey; - var shiftKey = event.gesture.srcEvent && event.gesture.srcEvent.shiftKey; - if (ctrlKey || shiftKey) { - this._onMultiSelectItem(event); - return; - } - var oldSelection = this.getSelection(); + Slider.prototype._onMouseMove = function (event) { + var diff = event.clientX - this.startClientX; + var x = this.startSlideX + diff; - var item = ItemSet.itemFromTarget(event); - var selection = item ? [item.id] : []; - this.setSelection(selection); + var index = this.leftToIndex(x); - var newSelection = this.getSelection(); + this.setIndex(index); - // emit a select event, - // except when old selection is empty and new selection is still empty - if (newSelection.length > 0 || oldSelection.length > 0) { - this.body.emitter.emit('select', { - items: this.getSelection() - }); - } + util.preventDefault(); + }; - event.stopPropagation(); + + Slider.prototype._onMouseUp = function (event) { + this.frame.style.cursor = 'auto'; + + // remove event listeners + util.removeEventListener(document, 'mousemove', this.onmousemove); + util.removeEventListener(document, 'mouseup', this.onmouseup); + + util.preventDefault(); }; + module.exports = Slider; + + +/***/ }, +/* 16 */ +/***/ function(module, exports, __webpack_require__) { + /** - * Handle creation and updates of an item on double tap - * @param event - * @private + * @prototype StepNumber + * The class StepNumber is an iterator for Numbers. You provide a start and end + * value, and a best step size. StepNumber itself rounds to fixed values and + * a finds the step that best fits the provided step. + * + * If prettyStep is true, the step size is chosen as close as possible to the + * provided step, but being a round value like 1, 2, 5, 10, 20, 50, .... + * + * Example usage: + * var step = new StepNumber(0, 10, 2.5, true); + * step.start(); + * while (!step.end()) { + * alert(step.getCurrent()); + * step.next(); + * } + * + * Version: 1.0 + * + * @param {Number} start The start value + * @param {Number} end The end value + * @param {Number} step Optional. Step size. Must be a positive value. + * @param {boolean} prettyStep Optional. If true, the step size is rounded + * To a pretty step size (like 1, 2, 5, 10, 20, 50, ...) */ - ItemSet.prototype._onAddItem = function (event) { - if (!this.options.selectable) return; - if (!this.options.editable.add) return; - - var me = this, - snap = this.body.util.snap || null, - item = ItemSet.itemFromTarget(event); + function StepNumber(start, end, step, prettyStep) { + // set default values + this._start = 0; + this._end = 0; + this._step = 1; + this.prettyStep = true; + this.precision = 5; - if (item) { - // update item + this._current = 0; + this.setRange(start, end, step, prettyStep); + }; - // execute async handler to update the item (or cancel it) - var itemData = me.itemsData.get(item.id); // get a clone of the data from the dataset - this.options.onUpdate(itemData, function (itemData) { - if (itemData) { - me.itemsData.update(itemData); - } - }); - } - else { - // add item - var xAbs = util.getAbsoluteLeft(this.dom.frame); - var x = event.gesture.center.pageX - xAbs; - var start = this.body.util.toTime(x); - var newItem = { - start: snap ? snap(start) : start, - content: 'new item' - }; + /** + * Set a new range: start, end and step. + * + * @param {Number} start The start value + * @param {Number} end The end value + * @param {Number} step Optional. Step size. Must be a positive value. + * @param {boolean} prettyStep Optional. If true, the step size is rounded + * To a pretty step size (like 1, 2, 5, 10, 20, 50, ...) + */ + StepNumber.prototype.setRange = function(start, end, step, prettyStep) { + this._start = start ? start : 0; + this._end = end ? end : 0; - // when default type is a range, add a default end date to the new item - if (this.options.type === 'range') { - var end = this.body.util.toTime(x + this.props.width / 5); - newItem.end = snap ? snap(end) : end; - } + this.setStep(step, prettyStep); + }; - newItem[this.itemsData.fieldId] = util.randomUUID(); + /** + * Set a new step size + * @param {Number} step New step size. Must be a positive value + * @param {boolean} prettyStep Optional. If true, the provided step is rounded + * to a pretty step size (like 1, 2, 5, 10, 20, 50, ...) + */ + StepNumber.prototype.setStep = function(step, prettyStep) { + if (step === undefined || step <= 0) + return; - var group = ItemSet.groupFromTarget(event); - if (group) { - newItem.group = group.groupId; - } + if (prettyStep !== undefined) + this.prettyStep = prettyStep; - // execute async handler to customize (or cancel) adding an item - this.options.onAdd(newItem, function (item) { - if (item) { - me.itemsData.add(newItem); - // TODO: need to trigger a redraw? - } - }); - } + if (this.prettyStep === true) + this._step = StepNumber.calculatePrettyStep(step); + else + this._step = step; }; /** - * Handle selecting/deselecting multiple items when holding an item - * @param {Event} event - * @private + * Calculate a nice step size, closest to the desired step size. + * Returns a value in one of the ranges 1*10^n, 2*10^n, or 5*10^n, where n is an + * integer Number. For example 1, 2, 5, 10, 20, 50, etc... + * @param {Number} step Desired step size + * @return {Number} Nice step size */ - ItemSet.prototype._onMultiSelectItem = function (event) { - if (!this.options.selectable) return; - - var selection, - item = ItemSet.itemFromTarget(event); + StepNumber.calculatePrettyStep = function (step) { + var log10 = function (x) {return Math.log(x) / Math.LN10;}; - if (item) { - // multi select items - selection = this.getSelection(); // current selection - var index = selection.indexOf(item.id); - if (index == -1) { - // item is not yet selected -> select it - selection.push(item.id); - } - else { - // item is already selected -> deselect it - selection.splice(index, 1); - } - this.setSelection(selection); + // try three steps (multiple of 1, 2, or 5 + var step1 = Math.pow(10, Math.round(log10(step))), + step2 = 2 * Math.pow(10, Math.round(log10(step / 2))), + step5 = 5 * Math.pow(10, Math.round(log10(step / 5))); - this.body.emitter.emit('select', { - items: this.getSelection() - }); + // choose the best step (closest to minimum step) + var prettyStep = step1; + if (Math.abs(step2 - step) <= Math.abs(prettyStep - step)) prettyStep = step2; + if (Math.abs(step5 - step) <= Math.abs(prettyStep - step)) prettyStep = step5; - event.stopPropagation(); + // for safety + if (prettyStep <= 0) { + prettyStep = 1; } + + return prettyStep; }; /** - * Find an item from an event target: - * searches for the attribute 'timeline-item' in the event target's element tree - * @param {Event} event - * @return {Item | null} item + * returns the current value of the step + * @return {Number} current value */ - ItemSet.itemFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-item')) { - return target['timeline-item']; - } - target = target.parentNode; - } + StepNumber.prototype.getCurrent = function () { + return parseFloat(this._current.toPrecision(this.precision)); + }; - return null; + /** + * returns the current step size + * @return {Number} current step size + */ + StepNumber.prototype.getStep = function () { + return this._step; + }; + + /** + * Set the current value to the largest value smaller than start, which + * is a multiple of the step size + */ + StepNumber.prototype.start = function() { + this._current = this._start - this._start % this._step; }; /** - * Find the Group from an event target: - * searches for the attribute 'timeline-group' in the event target's element tree - * @param {Event} event - * @return {Group | null} group + * Do a step, add the step size to the current value */ - ItemSet.groupFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-group')) { - return target['timeline-group']; - } - target = target.parentNode; - } - - return null; + StepNumber.prototype.next = function () { + this._current += this._step; }; /** - * Find the ItemSet from an event target: - * searches for the attribute 'timeline-itemset' in the event target's element tree - * @param {Event} event - * @return {ItemSet | null} item + * Returns true whether the end is reached + * @return {boolean} True if the current value has passed the end value. */ - ItemSet.itemSetFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-itemset')) { - return target['timeline-itemset']; - } - target = target.parentNode; - } - - return null; + StepNumber.prototype.end = function () { + return (this._current > this._end); }; - module.exports = ItemSet; + module.exports = StepNumber; /***/ }, -/* 25 */ +/* 17 */ /***/ function(module, exports, __webpack_require__) { + var Emitter = __webpack_require__(10); + var Hammer = __webpack_require__(18); var util = __webpack_require__(1); - var DOMutil = __webpack_require__(2); - var Component = __webpack_require__(18); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(8); + var Range = __webpack_require__(20); + var Core = __webpack_require__(23); + var TimeAxis = __webpack_require__(24); + var CurrentTime = __webpack_require__(26); + var CustomTime = __webpack_require__(28); + var ItemSet = __webpack_require__(29); /** - * Legend for Graph2d + * Create a timeline visualization + * @param {HTMLElement} container + * @param {vis.DataSet | Array | google.visualization.DataTable} [items] + * @param {Object} [options] See Timeline.setOptions for the available options. + * @constructor + * @extends Core */ - function Legend(body, options, side, linegraphOptions) { - this.body = body; + function Timeline (container, items, options) { + if (!(this instanceof Timeline)) { + throw new SyntaxError('Constructor must be called with the new operator'); + } + + var me = this; this.defaultOptions = { - enabled: true, - icons: true, - iconSize: 20, - iconSpacing: 6, - left: { - visible: true, - position: 'top-left' // top/bottom - left,center,right + start: null, + end: null, + + autoResize: true, + + orientation: 'bottom', + width: null, + height: null, + maxHeight: null, + minHeight: null + }; + this.options = util.deepExtend({}, this.defaultOptions); + + // Create the DOM, props, and emitter + this._create(container); + + // all components listed here will be repainted automatically + this.components = []; + + this.body = { + dom: this.dom, + domProps: this.props, + emitter: { + on: this.on.bind(this), + off: this.off.bind(this), + emit: this.emit.bind(this) }, - right: { - visible: true, - position: 'top-left' // top/bottom - left,center,right + util: { + snap: null, // will be specified after TimeAxis is created + toScreen: me._toScreen.bind(me), + toGlobalScreen: me._toGlobalScreen.bind(me), // this refers to the root.width + toTime: me._toTime.bind(me), + toGlobalTime : me._toGlobalTime.bind(me) } - } - this.side = side; - this.options = util.extend({},this.defaultOptions); - this.linegraphOptions = linegraphOptions; + }; - this.svgElements = {}; - this.dom = {}; - this.groups = {}; - this.amountOfGroups = 0; - this._create(); + // range + this.range = new Range(this.body); + this.components.push(this.range); + this.body.range = this.range; - this.setOptions(options); - } + // time axis + this.timeAxis = new TimeAxis(this.body); + this.components.push(this.timeAxis); + this.body.util.snap = this.timeAxis.snap.bind(this.timeAxis); - Legend.prototype = new Component(); + // current time bar + this.currentTime = new CurrentTime(this.body); + this.components.push(this.currentTime); + + // custom time bar + // Note: time bar will be attached in this.setOptions when selected + this.customTime = new CustomTime(this.body); + this.components.push(this.customTime); + // item set + this.itemSet = new ItemSet(this.body); + this.components.push(this.itemSet); - Legend.prototype.addGroup = function(label, graphOptions) { - if (!this.groups.hasOwnProperty(label)) { - this.groups[label] = graphOptions; + this.itemsData = null; // DataSet + this.groupsData = null; // DataSet + + // apply options + if (options) { + this.setOptions(options); } - this.amountOfGroups += 1; - }; - Legend.prototype.updateGroup = function(label, graphOptions) { - this.groups[label] = graphOptions; - }; + // create itemset + if (items) { + this.setItems(items); + } + else { + this.redraw(); + } + } - Legend.prototype.removeGroup = function(label) { - if (this.groups.hasOwnProperty(label)) { - delete this.groups[label]; - this.amountOfGroups -= 1; + // Extend the functionality from Core + Timeline.prototype = new Core(); + + /** + * Set items + * @param {vis.DataSet | Array | google.visualization.DataTable | null} items + */ + Timeline.prototype.setItems = function(items) { + var initialLoad = (this.itemsData == null); + + // convert to type DataSet when needed + var newDataSet; + if (!items) { + newDataSet = null; + } + else if (items instanceof DataSet || items instanceof DataView) { + newDataSet = items; + } + else { + // turn an array into a dataset + newDataSet = new DataSet(items, { + type: { + start: 'Date', + end: 'Date' + } + }); } - }; - Legend.prototype._create = function() { - this.dom.frame = document.createElement('div'); - this.dom.frame.className = 'legend'; - this.dom.frame.style.position = "absolute"; - this.dom.frame.style.top = "10px"; - this.dom.frame.style.display = "block"; + // set items + this.itemsData = newDataSet; + this.itemSet && this.itemSet.setItems(newDataSet); + if (initialLoad) { + if (this.options.start != undefined || this.options.end != undefined) { + var start = this.options.start != undefined ? this.options.start : null; + var end = this.options.end != undefined ? this.options.end : null; - this.dom.textArea = document.createElement('div'); - this.dom.textArea.className = 'legendText'; - this.dom.textArea.style.position = "relative"; - this.dom.textArea.style.top = "0px"; + this.setWindow(start, end, {animate: false}); + } + else { + this.fit({animate: false}); + } + } + }; - this.svg = document.createElementNS('http://www.w3.org/2000/svg',"svg"); - this.svg.style.position = 'absolute'; - this.svg.style.top = 0 +'px'; - this.svg.style.width = this.options.iconSize + 5 + 'px'; + /** + * Set groups + * @param {vis.DataSet | Array | google.visualization.DataTable} groups + */ + Timeline.prototype.setGroups = function(groups) { + // convert to type DataSet when needed + var newDataSet; + if (!groups) { + newDataSet = null; + } + else if (groups instanceof DataSet || groups instanceof DataView) { + newDataSet = groups; + } + else { + // turn an array into a dataset + newDataSet = new DataSet(groups); + } - this.dom.frame.appendChild(this.svg); - this.dom.frame.appendChild(this.dom.textArea); + this.groupsData = newDataSet; + this.itemSet.setGroups(newDataSet); }; /** - * Hide the component from the DOM + * Set selected items by their id. Replaces the current selection + * Unknown id's are silently ignored. + * @param {string[] | string} [ids] An array with zero or more id's of the items to be + * selected. If ids is an empty array, all items will be + * unselected. + * @param {Object} [options] Available options: + * `focus: boolean` + * If true, focus will be set to the selected item(s) + * `animate: boolean | number` + * If true (default), the range is animated + * smoothly to the new window. + * If a number, the number is taken as duration + * for the animation. Default duration is 500 ms. + * Only applicable when option focus is true. */ - Legend.prototype.hide = function() { - // remove the frame containing the items - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); + Timeline.prototype.setSelection = function(ids, options) { + this.itemSet && this.itemSet.setSelection(ids); + + if (options && options.focus) { + this.focus(ids, options); } }; /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * Get the selected items by their id + * @return {Array} ids The ids of the selected items */ - Legend.prototype.show = function() { - // show frame containing the items - if (!this.dom.frame.parentNode) { - this.body.dom.center.appendChild(this.dom.frame); - } + Timeline.prototype.getSelection = function() { + return this.itemSet && this.itemSet.getSelection() || []; }; - Legend.prototype.setOptions = function(options) { - var fields = ['enabled','orientation','icons','left','right']; - util.selectiveDeepExtend(fields, this.options, options); - }; + /** + * Adjust the visible window such that the selected item (or multiple items) + * are centered on screen. + * @param {String | String[]} id An item id or array with item ids + * @param {Object} [options] Available options: + * `animate: boolean | number` + * If true (default), the range is animated + * smoothly to the new window. + * If a number, the number is taken as duration + * for the animation. Default duration is 500 ms. + * Only applicable when option focus is true + */ + Timeline.prototype.focus = function(id, options) { + if (!this.itemsData || id == undefined) return; - Legend.prototype.redraw = function() { - var activeGroups = 0; - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - if (this.groups[groupId].visible == true && (this.linegraphOptions.visibility[groupId] === undefined || this.linegraphOptions.visibility[groupId] == true)) { - activeGroups++; - } - } - } + var ids = Array.isArray(id) ? id : [id]; - if (this.options[this.side].visible == false || this.amountOfGroups == 0 || this.options.enabled == false || activeGroups == 0) { - this.hide(); - } - else { - this.show(); - if (this.options[this.side].position == 'top-left' || this.options[this.side].position == 'bottom-left') { - this.dom.frame.style.left = '4px'; - this.dom.frame.style.textAlign = "left"; - this.dom.textArea.style.textAlign = "left"; - this.dom.textArea.style.left = (this.options.iconSize + 15) + 'px'; - this.dom.textArea.style.right = ''; - this.svg.style.left = 0 +'px'; - this.svg.style.right = ''; - } - else { - this.dom.frame.style.right = '4px'; - this.dom.frame.style.textAlign = "right"; - this.dom.textArea.style.textAlign = "right"; - this.dom.textArea.style.right = (this.options.iconSize + 15) + 'px'; - this.dom.textArea.style.left = ''; - this.svg.style.right = 0 +'px'; - this.svg.style.left = ''; + // get the specified item(s) + var itemsData = this.itemsData.getDataSet().get(ids, { + type: { + start: 'Date', + end: 'Date' } + }); - if (this.options[this.side].position == 'top-left' || this.options[this.side].position == 'top-right') { - this.dom.frame.style.top = 4 - Number(this.body.dom.center.style.top.replace("px","")) + 'px'; - this.dom.frame.style.bottom = ''; - } - else { - this.dom.frame.style.bottom = 4 - Number(this.body.dom.center.style.top.replace("px","")) + 'px'; - this.dom.frame.style.top = ''; - } + // calculate minimum start and maximum end of specified items + var start = null; + var end = null; + itemsData.forEach(function (itemData) { + var s = itemData.start.valueOf(); + var e = 'end' in itemData ? itemData.end.valueOf() : itemData.start.valueOf(); - if (this.options.icons == false) { - this.dom.frame.style.width = this.dom.textArea.offsetWidth + 10 + 'px'; - this.dom.textArea.style.right = ''; - this.dom.textArea.style.left = ''; - this.svg.style.width = '0px'; - } - else { - this.dom.frame.style.width = this.options.iconSize + 15 + this.dom.textArea.offsetWidth + 10 + 'px' - this.drawLegendIcons(); + if (start === null || s < start) { + start = s; } - var content = ''; - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - if (this.groups[groupId].visible == true && (this.linegraphOptions.visibility[groupId] === undefined || this.linegraphOptions.visibility[groupId] == true)) { - content += this.groups[groupId].content + '
'; - } - } + if (end === null || e > end) { + end = e; } - this.dom.textArea.innerHTML = content; - this.dom.textArea.style.lineHeight = ((0.75 * this.options.iconSize) + this.options.iconSpacing) + 'px'; - } - }; - - Legend.prototype.drawLegendIcons = function() { - if (this.dom.frame.parentNode) { - DOMutil.prepareElements(this.svgElements); - var padding = window.getComputedStyle(this.dom.frame).paddingTop; - var iconOffset = Number(padding.replace('px','')); - var x = iconOffset; - var iconWidth = this.options.iconSize; - var iconHeight = 0.75 * this.options.iconSize; - var y = iconOffset + 0.5 * iconHeight + 3; - - this.svg.style.width = iconWidth + 5 + iconOffset + 'px'; + }); - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - if (this.groups[groupId].visible == true && (this.linegraphOptions.visibility[groupId] === undefined || this.linegraphOptions.visibility[groupId] == true)) { - this.groups[groupId].drawIcon(x, y, this.svgElements, this.svg, iconWidth, iconHeight); - y += iconHeight + this.options.iconSpacing; - } - } - } + if (start !== null && end !== null) { + // calculate the new middle and interval for the window + var middle = (start + end) / 2; + var interval = Math.max((this.range.end - this.range.start), (end - start) * 1.1); - DOMutil.cleanupElements(this.svgElements); + var animate = (options && options.animate !== undefined) ? options.animate : true; + this.range.setRange(middle - interval / 2, middle + interval / 2, animate); } }; - module.exports = Legend; - - -/***/ }, -/* 26 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - var DOMutil = __webpack_require__(2); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var Component = __webpack_require__(18); - var DataAxis = __webpack_require__(21); - var GraphGroup = __webpack_require__(22); - var Legend = __webpack_require__(25); - - var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items - /** - * This is the constructor of the LineGraph. It requires a Timeline body and options. - * - * @param body - * @param options - * @constructor + * Get the data range of the item set. + * @returns {{min: Date, max: Date}} range A range with a start and end Date. + * When no minimum is found, min==null + * When no maximum is found, max==null */ - function LineGraph(body, options) { - this.id = util.randomUUID(); - this.body = body; + Timeline.prototype.getItemRange = function() { + // calculate min from start filed + var dataset = this.itemsData.getDataSet(), + min = null, + max = null; - this.defaultOptions = { - yAxisOrientation: 'left', - defaultGroup: 'default', - sort: true, - sampling: true, - graphHeight: '400px', - shaded: { - enabled: false, - orientation: 'bottom' // top, bottom - }, - style: 'line', // line, bar - barChart: { - width: 50, - handleOverlap: 'overlap', - align: 'center' // left, center, right - }, - catmullRom: { - enabled: true, - parametrization: 'centripetal', // uniform (alpha = 0.0), chordal (alpha = 1.0), centripetal (alpha = 0.5) - alpha: 0.5 - }, - drawPoints: { - enabled: true, - size: 6, - style: 'square' // square, circle - }, - dataAxis: { - showMinorLabels: true, - showMajorLabels: true, - icons: false, - width: '40px', - visible: true, - customRange: { - left: {min:undefined, max:undefined}, - right: {min:undefined, max:undefined} + if (dataset) { + // calculate the minimum value of the field 'start' + var minItem = dataset.min('start'); + min = minItem ? util.convert(minItem.start, 'Date').valueOf() : null; + // Note: we convert first to Date and then to number because else + // a conversion from ISODate to Number will fail + + // calculate maximum value of fields 'start' and 'end' + var maxStartItem = dataset.max('start'); + if (maxStartItem) { + max = util.convert(maxStartItem.start, 'Date').valueOf(); + } + var maxEndItem = dataset.max('end'); + if (maxEndItem) { + if (max == null) { + max = util.convert(maxEndItem.end, 'Date').valueOf(); } - }, - legend: { - enabled: false, - icons: true, - left: { - visible: true, - position: 'top-left' // top/bottom - left,right - }, - right: { - visible: true, - position: 'top-right' // top/bottom - left,right + else { + max = Math.max(max, util.convert(maxEndItem.end, 'Date').valueOf()); } - }, - groups: { - visibility: {} - } - }; - - // options is shared by this ItemSet and all its items - this.options = util.extend({}, this.defaultOptions); - this.dom = {}; - this.props = {}; - this.hammer = null; - this.groups = {}; - this.abortedGraphUpdate = false; - - var me = this; - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet - - // listeners for the DataSet of the items - this.itemListeners = { - 'add': function (event, params, senderId) { - me._onAdd(params.items); - }, - 'update': function (event, params, senderId) { - me._onUpdate(params.items); - }, - 'remove': function (event, params, senderId) { - me._onRemove(params.items); } - }; + } - // listeners for the DataSet of the groups - this.groupListeners = { - 'add': function (event, params, senderId) { - me._onAddGroups(params.items); - }, - 'update': function (event, params, senderId) { - me._onUpdateGroups(params.items); - }, - 'remove': function (event, params, senderId) { - me._onRemoveGroups(params.items); - } + return { + min: (min != null) ? new Date(min) : null, + max: (max != null) ? new Date(max) : null }; + }; - this.items = {}; // object with an Item for every data item - this.selection = []; // list with the ids of all selected nodes - this.lastStart = this.body.range.start; - this.touchParams = {}; // stores properties while dragging - this.svgElements = {}; - this.setOptions(options); - this.groupsUsingDefaultStyles = [0]; + module.exports = Timeline; - this.body.emitter.on("rangechanged", function() { - me.lastStart = me.body.range.start; - me.svg.style.left = util.option.asSize(-me.width); - me._updateGraph.apply(me); - }); - // create the HTML DOM - this._create(); - this.body.emitter.emit("change"); +/***/ }, +/* 18 */ +/***/ function(module, exports, __webpack_require__) { + + // Only load hammer.js when in a browser environment + // (loading hammer.js in a node.js environment gives errors) + if (typeof window !== 'undefined') { + module.exports = window['Hammer'] || __webpack_require__(19); + } + else { + module.exports = function () { + throw Error('hammer.js is only available in a browser, not in node.js.'); + } } - LineGraph.prototype = new Component(); + +/***/ }, +/* 19 */ +/***/ function(module, exports, __webpack_require__) { + + var __WEBPACK_AMD_DEFINE_RESULT__;/*! Hammer.JS - v1.1.3 - 2014-05-20 + * http://eightmedia.github.io/hammer.js + * + * Copyright (c) 2014 Jorik Tangelder ; + * Licensed under the MIT license */ + + (function(window, undefined) { + 'use strict'; /** - * Create the HTML DOM for the ItemSet + * @main + * @module hammer + * + * @class Hammer + * @static */ - LineGraph.prototype._create = function(){ - var frame = document.createElement('div'); - frame.className = 'LineGraph'; - this.dom.frame = frame; - // create svg element for graph drawing. - this.svg = document.createElementNS('http://www.w3.org/2000/svg',"svg"); - this.svg.style.position = "relative"; - this.svg.style.height = ('' + this.options.graphHeight).replace("px",'') + 'px'; - this.svg.style.display = "block"; - frame.appendChild(this.svg); + /** + * Hammer, use this to create instances + * ```` + * var hammertime = new Hammer(myElement); + * ```` + * + * @method Hammer + * @param {HTMLElement} element + * @param {Object} [options={}] + * @return {Hammer.Instance} + */ + var Hammer = function Hammer(element, options) { + return new Hammer.Instance(element, options || {}); + }; - // data axis - this.options.dataAxis.orientation = 'left'; - this.yAxisLeft = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); + /** + * version, as defined in package.json + * the value will be set at each build + * @property VERSION + * @final + * @type {String} + */ + Hammer.VERSION = '1.1.3'; - this.options.dataAxis.orientation = 'right'; - this.yAxisRight = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); - delete this.options.dataAxis.orientation; + /** + * default settings. + * more settings are defined per gesture at `/gestures`. Each gesture can be disabled/enabled + * by setting it's name (like `swipe`) to false. + * You can set the defaults for all instances by changing this object before creating an instance. + * @example + * ```` + * Hammer.defaults.drag = false; + * Hammer.defaults.behavior.touchAction = 'pan-y'; + * delete Hammer.defaults.behavior.userSelect; + * ```` + * @property defaults + * @type {Object} + */ + Hammer.defaults = { + /** + * this setting object adds styles and attributes to the element to prevent the browser from doing + * its native behavior. The css properties are auto prefixed for the browsers when needed. + * @property defaults.behavior + * @type {Object} + */ + behavior: { + /** + * Disables text selection to improve the dragging gesture. When the value is `none` it also sets + * `onselectstart=false` for IE on the element. Mainly for desktop browsers. + * @property defaults.behavior.userSelect + * @type {String} + * @default 'none' + */ + userSelect: 'none', - // legends - this.legendLeft = new Legend(this.body, this.options.legend, 'left', this.options.groups); - this.legendRight = new Legend(this.body, this.options.legend, 'right', this.options.groups); + /** + * Specifies whether and how a given region can be manipulated by the user (for instance, by panning or zooming). + * Used by Chrome 35> and IE10>. By default this makes the element blocking any touch event. + * @property defaults.behavior.touchAction + * @type {String} + * @default: 'pan-y' + */ + touchAction: 'pan-y', - this.show(); + /** + * Disables the default callout shown when you touch and hold a touch target. + * On iOS, when you touch and hold a touch target such as a link, Safari displays + * a callout containing information about the link. This property allows you to disable that callout. + * @property defaults.behavior.touchCallout + * @type {String} + * @default 'none' + */ + touchCallout: 'none', + + /** + * Specifies whether zooming is enabled. Used by IE10> + * @property defaults.behavior.contentZooming + * @type {String} + * @default 'none' + */ + contentZooming: 'none', + + /** + * Specifies that an entire element should be draggable instead of its contents. + * Mainly for desktop browsers. + * @property defaults.behavior.userDrag + * @type {String} + * @default 'none' + */ + userDrag: 'none', + + /** + * Overrides the highlight color shown when the user taps a link or a JavaScript + * clickable element in Safari on iPhone. This property obeys the alpha value, if specified. + * + * If you don't specify an alpha value, Safari on iPhone applies a default alpha value + * to the color. To disable tap highlighting, set the alpha value to 0 (invisible). + * If you set the alpha value to 1.0 (opaque), the element is not visible when tapped. + * @property defaults.behavior.tapHighlightColor + * @type {String} + * @default 'rgba(0,0,0,0)' + */ + tapHighlightColor: 'rgba(0,0,0,0)' + } }; /** - * set the options of the LineGraph. the mergeOptions is used for subObjects that have an enabled element. - * @param options + * hammer document where the base events are added at + * @property DOCUMENT + * @type {HTMLElement} + * @default window.document */ - LineGraph.prototype.setOptions = function(options) { - if (options) { - var fields = ['sampling','defaultGroup','graphHeight','yAxisOrientation','style','barChart','dataAxis','sort','groups']; - util.selectiveDeepExtend(fields, this.options, options); - util.mergeOptions(this.options, options,'catmullRom'); - util.mergeOptions(this.options, options,'drawPoints'); - util.mergeOptions(this.options, options,'shaded'); - util.mergeOptions(this.options, options,'legend'); + Hammer.DOCUMENT = document; - if (options.catmullRom) { - if (typeof options.catmullRom == 'object') { - if (options.catmullRom.parametrization) { - if (options.catmullRom.parametrization == 'uniform') { - this.options.catmullRom.alpha = 0; - } - else if (options.catmullRom.parametrization == 'chordal') { - this.options.catmullRom.alpha = 1.0; - } - else { - this.options.catmullRom.parametrization = 'centripetal'; - this.options.catmullRom.alpha = 0.5; - } - } - } - } + /** + * detect support for pointer events + * @property HAS_POINTEREVENTS + * @type {Boolean} + */ + Hammer.HAS_POINTEREVENTS = navigator.pointerEnabled || navigator.msPointerEnabled; - if (this.yAxisLeft) { - if (options.dataAxis !== undefined) { - this.yAxisLeft.setOptions(this.options.dataAxis); - this.yAxisRight.setOptions(this.options.dataAxis); - } - } + /** + * detect support for touch events + * @property HAS_TOUCHEVENTS + * @type {Boolean} + */ + Hammer.HAS_TOUCHEVENTS = ('ontouchstart' in window); + + /** + * detect mobile browsers + * @property IS_MOBILE + * @type {Boolean} + */ + Hammer.IS_MOBILE = /mobile|tablet|ip(ad|hone|od)|android|silk/i.test(navigator.userAgent); + + /** + * detect if we want to support mouseevents at all + * @property NO_MOUSEEVENTS + * @type {Boolean} + */ + Hammer.NO_MOUSEEVENTS = (Hammer.HAS_TOUCHEVENTS && Hammer.IS_MOBILE) || Hammer.HAS_POINTEREVENTS; + + /** + * interval in which Hammer recalculates current velocity/direction/angle in ms + * @property CALCULATE_INTERVAL + * @type {Number} + * @default 25 + */ + Hammer.CALCULATE_INTERVAL = 25; - if (this.legendLeft) { - if (options.legend !== undefined) { - this.legendLeft.setOptions(this.options.legend); - this.legendRight.setOptions(this.options.legend); - } - } + /** + * eventtypes per touchevent (start, move, end) are filled by `Event.determineEventTypes` on `setup` + * the object contains the DOM event names per type (`EVENT_START`, `EVENT_MOVE`, `EVENT_END`) + * @property EVENT_TYPES + * @private + * @writeOnce + * @type {Object} + */ + var EVENT_TYPES = {}; - if (this.groups.hasOwnProperty(UNGROUPED)) { - this.groups[UNGROUPED].setOptions(options); - } - } - if (this.dom.frame) { - this._updateGraph(); - } - }; + /** + * direction strings, for safe comparisons + * @property DIRECTION_DOWN|LEFT|UP|RIGHT + * @final + * @type {String} + * @default 'down' 'left' 'up' 'right' + */ + var DIRECTION_DOWN = Hammer.DIRECTION_DOWN = 'down'; + var DIRECTION_LEFT = Hammer.DIRECTION_LEFT = 'left'; + var DIRECTION_UP = Hammer.DIRECTION_UP = 'up'; + var DIRECTION_RIGHT = Hammer.DIRECTION_RIGHT = 'right'; /** - * Hide the component from the DOM + * pointertype strings, for safe comparisons + * @property POINTER_MOUSE|TOUCH|PEN + * @final + * @type {String} + * @default 'mouse' 'touch' 'pen' */ - LineGraph.prototype.hide = function() { - // remove the frame containing the items - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); - } - }; + var POINTER_MOUSE = Hammer.POINTER_MOUSE = 'mouse'; + var POINTER_TOUCH = Hammer.POINTER_TOUCH = 'touch'; + var POINTER_PEN = Hammer.POINTER_PEN = 'pen'; /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * eventtypes + * @property EVENT_START|MOVE|END|RELEASE|TOUCH + * @final + * @type {String} + * @default 'start' 'change' 'move' 'end' 'release' 'touch' */ - LineGraph.prototype.show = function() { - // show frame containing the items - if (!this.dom.frame.parentNode) { - this.body.dom.center.appendChild(this.dom.frame); - } - }; + var EVENT_START = Hammer.EVENT_START = 'start'; + var EVENT_MOVE = Hammer.EVENT_MOVE = 'move'; + var EVENT_END = Hammer.EVENT_END = 'end'; + var EVENT_RELEASE = Hammer.EVENT_RELEASE = 'release'; + var EVENT_TOUCH = Hammer.EVENT_TOUCH = 'touch'; + /** + * if the window events are set... + * @property READY + * @writeOnce + * @type {Boolean} + * @default false + */ + Hammer.READY = false; /** - * Set items - * @param {vis.DataSet | null} items + * plugins namespace + * @property plugins + * @type {Object} */ - LineGraph.prototype.setItems = function(items) { - var me = this, - ids, - oldItemsData = this.itemsData; + Hammer.plugins = Hammer.plugins || {}; - // replace the dataset - if (!items) { - this.itemsData = null; - } - else if (items instanceof DataSet || items instanceof DataView) { - this.itemsData = items; - } - else { - throw new TypeError('Data must be an instance of DataSet or DataView'); - } + /** + * gestures namespace + * see `/gestures` for the definitions + * @property gestures + * @type {Object} + */ + Hammer.gestures = Hammer.gestures || {}; - if (oldItemsData) { - // unsubscribe from old dataset - util.forEach(this.itemListeners, function (callback, event) { - oldItemsData.off(event, callback); - }); + /** + * setup events to detect gestures on the document + * this function is called when creating an new instance + * @private + */ + function setup() { + if(Hammer.READY) { + return; + } - // remove all drawn items - ids = oldItemsData.getIds(); - this._onRemove(ids); - } + // find what eventtypes we add listeners to + Event.determineEventTypes(); - if (this.itemsData) { - // subscribe to new dataset - var id = this.id; - util.forEach(this.itemListeners, function (callback, event) { - me.itemsData.on(event, callback, id); + // Register all gestures inside Hammer.gestures + Utils.each(Hammer.gestures, function(gesture) { + Detection.register(gesture); }); - // add all new items - ids = this.itemsData.getIds(); - this._onAdd(ids); - } - this._updateUngrouped(); - this._updateGraph(); - this.redraw(); - }; + // Add touch events on the document + Event.onTouch(Hammer.DOCUMENT, EVENT_MOVE, Detection.detect); + Event.onTouch(Hammer.DOCUMENT, EVENT_END, Detection.detect); + + // Hammer is ready...! + Hammer.READY = true; + } /** - * Set groups - * @param {vis.DataSet} groups + * @module hammer + * + * @class Utils + * @static */ - LineGraph.prototype.setGroups = function(groups) { - var me = this, - ids; + var Utils = Hammer.utils = { + /** + * extend method, could also be used for cloning when `dest` is an empty object. + * changes the dest object + * @method extend + * @param {Object} dest + * @param {Object} src + * @param {Boolean} [merge=false] do a merge + * @return {Object} dest + */ + extend: function extend(dest, src, merge) { + for(var key in src) { + if(!src.hasOwnProperty(key) || (dest[key] !== undefined && merge)) { + continue; + } + dest[key] = src[key]; + } + return dest; + }, - // unsubscribe from current dataset - if (this.groupsData) { - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.unsubscribe(event, callback); - }); + /** + * simple addEventListener wrapper + * @method on + * @param {HTMLElement} element + * @param {String} type + * @param {Function} handler + */ + on: function on(element, type, handler) { + element.addEventListener(type, handler, false); + }, + + /** + * simple removeEventListener wrapper + * @method off + * @param {HTMLElement} element + * @param {String} type + * @param {Function} handler + */ + off: function off(element, type, handler) { + element.removeEventListener(type, handler, false); + }, + + /** + * forEach over arrays and objects + * @method each + * @param {Object|Array} obj + * @param {Function} iterator + * @param {any} iterator.item + * @param {Number} iterator.index + * @param {Object|Array} iterator.obj the source object + * @param {Object} context value to use as `this` in the iterator + */ + each: function each(obj, iterator, context) { + var i, len; + + // native forEach on arrays + if('forEach' in obj) { + obj.forEach(iterator, context); + // arrays + } else if(obj.length !== undefined) { + for(i = 0, len = obj.length; i < len; i++) { + if(iterator.call(context, obj[i], i, obj) === false) { + return; + } + } + // objects + } else { + for(i in obj) { + if(obj.hasOwnProperty(i) && + iterator.call(context, obj[i], i, obj) === false) { + return; + } + } + } + }, + + /** + * find if a string contains the string using indexOf + * @method inStr + * @param {String} src + * @param {String} find + * @return {Boolean} found + */ + inStr: function inStr(src, find) { + return src.indexOf(find) > -1; + }, + + /** + * find if a array contains the object using indexOf or a simple polyfill + * @method inArray + * @param {String} src + * @param {String} find + * @return {Boolean|Number} false when not found, or the index + */ + inArray: function inArray(src, find) { + if(src.indexOf) { + var index = src.indexOf(find); + return (index === -1) ? false : index; + } else { + for(var i = 0, len = src.length; i < len; i++) { + if(src[i] === find) { + return i; + } + } + return false; + } + }, - // remove all drawn groups - ids = this.groupsData.getIds(); - this.groupsData = null; - this._onRemoveGroups(ids); // note: this will cause a redraw - } + /** + * convert an array-like object (`arguments`, `touchlist`) to an array + * @method toArray + * @param {Object} obj + * @return {Array} + */ + toArray: function toArray(obj) { + return Array.prototype.slice.call(obj, 0); + }, - // replace the dataset - if (!groups) { - this.groupsData = null; - } - else if (groups instanceof DataSet || groups instanceof DataView) { - this.groupsData = groups; - } - else { - throw new TypeError('Data must be an instance of DataSet or DataView'); - } + /** + * find if a node is in the given parent + * @method hasParent + * @param {HTMLElement} node + * @param {HTMLElement} parent + * @return {Boolean} found + */ + hasParent: function hasParent(node, parent) { + while(node) { + if(node == parent) { + return true; + } + node = node.parentNode; + } + return false; + }, - if (this.groupsData) { - // subscribe to new dataset - var id = this.id; - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.on(event, callback, id); - }); + /** + * get the center of all the touches + * @method getCenter + * @param {Array} touches + * @return {Object} center contains `pageX`, `pageY`, `clientX` and `clientY` properties + */ + getCenter: function getCenter(touches) { + var pageX = [], + pageY = [], + clientX = [], + clientY = [], + min = Math.min, + max = Math.max; - // draw all ms - ids = this.groupsData.getIds(); - this._onAddGroups(ids); - } - this._onUpdate(); - }; + // no need to loop when only one touch + if(touches.length === 1) { + return { + pageX: touches[0].pageX, + pageY: touches[0].pageY, + clientX: touches[0].clientX, + clientY: touches[0].clientY + }; + } + Utils.each(touches, function(touch) { + pageX.push(touch.pageX); + pageY.push(touch.pageY); + clientX.push(touch.clientX); + clientY.push(touch.clientY); + }); - /** - * Update the datapoints - * @param [ids] - * @private - */ - LineGraph.prototype._onUpdate = function(ids) { - this._updateUngrouped(); - this._updateAllGroupData(); - this._updateGraph(); - this.redraw(); - }; - LineGraph.prototype._onAdd = function (ids) {this._onUpdate(ids);}; - LineGraph.prototype._onRemove = function (ids) {this._onUpdate(ids);}; - LineGraph.prototype._onUpdateGroups = function (groupIds) { - for (var i = 0; i < groupIds.length; i++) { - var group = this.groupsData.get(groupIds[i]); - this._updateGroup(group, groupIds[i]); - } + return { + pageX: (min.apply(Math, pageX) + max.apply(Math, pageX)) / 2, + pageY: (min.apply(Math, pageY) + max.apply(Math, pageY)) / 2, + clientX: (min.apply(Math, clientX) + max.apply(Math, clientX)) / 2, + clientY: (min.apply(Math, clientY) + max.apply(Math, clientY)) / 2 + }; + }, - this._updateGraph(); - this.redraw(); - }; - LineGraph.prototype._onAddGroups = function (groupIds) {this._onUpdateGroups(groupIds);}; + /** + * calculate the velocity between two points. unit is in px per ms. + * @method getVelocity + * @param {Number} deltaTime + * @param {Number} deltaX + * @param {Number} deltaY + * @return {Object} velocity `x` and `y` + */ + getVelocity: function getVelocity(deltaTime, deltaX, deltaY) { + return { + x: Math.abs(deltaX / deltaTime) || 0, + y: Math.abs(deltaY / deltaTime) || 0 + }; + }, - LineGraph.prototype._onRemoveGroups = function (groupIds) { - for (var i = 0; i < groupIds.length; i++) { - if (!this.groups.hasOwnProperty(groupIds[i])) { - if (this.groups[groupIds[i]].options.yAxisOrientation == 'right') { - this.yAxisRight.removeGroup(groupIds[i]); - this.legendRight.removeGroup(groupIds[i]); - this.legendRight.redraw(); - } - else { - this.yAxisLeft.removeGroup(groupIds[i]); - this.legendLeft.removeGroup(groupIds[i]); - this.legendLeft.redraw(); - } - delete this.groups[groupIds[i]]; - } - } - this._updateUngrouped(); - this._updateGraph(); - this.redraw(); - }; + /** + * calculate the angle between two coordinates + * @method getAngle + * @param {Touch} touch1 + * @param {Touch} touch2 + * @return {Number} angle + */ + getAngle: function getAngle(touch1, touch2) { + var x = touch2.clientX - touch1.clientX, + y = touch2.clientY - touch1.clientY; - /** - * update a group object - * - * @param group - * @param groupId - * @private - */ - LineGraph.prototype._updateGroup = function (group, groupId) { - if (!this.groups.hasOwnProperty(groupId)) { - this.groups[groupId] = new GraphGroup(group, groupId, this.options, this.groupsUsingDefaultStyles); - if (this.groups[groupId].options.yAxisOrientation == 'right') { - this.yAxisRight.addGroup(groupId, this.groups[groupId]); - this.legendRight.addGroup(groupId, this.groups[groupId]); - } - else { - this.yAxisLeft.addGroup(groupId, this.groups[groupId]); - this.legendLeft.addGroup(groupId, this.groups[groupId]); - } - } - else { - this.groups[groupId].update(group); - if (this.groups[groupId].options.yAxisOrientation == 'right') { - this.yAxisRight.updateGroup(groupId, this.groups[groupId]); - this.legendRight.updateGroup(groupId, this.groups[groupId]); - } - else { - this.yAxisLeft.updateGroup(groupId, this.groups[groupId]); - this.legendLeft.updateGroup(groupId, this.groups[groupId]); - } - } - this.legendLeft.redraw(); - this.legendRight.redraw(); - }; + return Math.atan2(y, x) * 180 / Math.PI; + }, - LineGraph.prototype._updateAllGroupData = function () { - if (this.itemsData != null) { - var groupsContent = {}; - var groupId; - for (groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - groupsContent[groupId] = []; - } - } - for (var itemId in this.itemsData._data) { - if (this.itemsData._data.hasOwnProperty(itemId)) { - var item = this.itemsData._data[itemId]; - item.x = util.convert(item.x,"Date"); - groupsContent[item.group].push(item); - } - } - for (groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - this.groups[groupId].setItems(groupsContent[groupId]); - } - } - } - }; + /** + * do a small comparision to get the direction between two touches. + * @method getDirection + * @param {Touch} touch1 + * @param {Touch} touch2 + * @return {String} direction matches `DIRECTION_LEFT|RIGHT|UP|DOWN` + */ + getDirection: function getDirection(touch1, touch2) { + var x = Math.abs(touch1.clientX - touch2.clientX), + y = Math.abs(touch1.clientY - touch2.clientY); - /** - * Create or delete the group holding all ungrouped items. This group is used when - * there are no groups specified. This anonymous group is called 'graph'. - * @protected - */ - LineGraph.prototype._updateUngrouped = function() { - if (this.itemsData != null) { - // var t0 = new Date(); - var group = {id: UNGROUPED, content: this.options.defaultGroup}; - this._updateGroup(group, UNGROUPED); - var ungroupedCounter = 0; - if (this.itemsData) { - for (var itemId in this.itemsData._data) { - if (this.itemsData._data.hasOwnProperty(itemId)) { - var item = this.itemsData._data[itemId]; - if (item != undefined) { - if (item.hasOwnProperty('group')) { - if (item.group === undefined) { - item.group = UNGROUPED; - } - } - else { - item.group = UNGROUPED; - } - ungroupedCounter = item.group == UNGROUPED ? ungroupedCounter + 1 : ungroupedCounter; - } + if(x >= y) { + return touch1.clientX - touch2.clientX > 0 ? DIRECTION_LEFT : DIRECTION_RIGHT; } - } - } + return touch1.clientY - touch2.clientY > 0 ? DIRECTION_UP : DIRECTION_DOWN; + }, - if (ungroupedCounter == 0) { - delete this.groups[UNGROUPED]; - this.legendLeft.removeGroup(UNGROUPED); - this.legendRight.removeGroup(UNGROUPED); - this.yAxisLeft.removeGroup(UNGROUPED); - this.yAxisRight.removeGroup(UNGROUPED); - } - } - else { - delete this.groups[UNGROUPED]; - this.legendLeft.removeGroup(UNGROUPED); - this.legendRight.removeGroup(UNGROUPED); - this.yAxisLeft.removeGroup(UNGROUPED); - this.yAxisRight.removeGroup(UNGROUPED); - } + /** + * calculate the distance between two touches + * @method getDistance + * @param {Touch}touch1 + * @param {Touch} touch2 + * @return {Number} distance + */ + getDistance: function getDistance(touch1, touch2) { + var x = touch2.clientX - touch1.clientX, + y = touch2.clientY - touch1.clientY; - this.legendLeft.redraw(); - this.legendRight.redraw(); - }; + return Math.sqrt((x * x) + (y * y)); + }, + /** + * calculate the scale factor between two touchLists + * no scale is 1, and goes down to 0 when pinched together, and bigger when pinched out + * @method getScale + * @param {Array} start array of touches + * @param {Array} end array of touches + * @return {Number} scale + */ + getScale: function getScale(start, end) { + // need two fingers... + if(start.length >= 2 && end.length >= 2) { + return this.getDistance(end[0], end[1]) / this.getDistance(start[0], start[1]); + } + return 1; + }, - /** - * Redraw the component, mandatory function - * @return {boolean} Returns true if the component is resized - */ - LineGraph.prototype.redraw = function() { - console.log('redraw') - var resized = false; + /** + * calculate the rotation degrees between two touchLists + * @method getRotation + * @param {Array} start array of touches + * @param {Array} end array of touches + * @return {Number} rotation + */ + getRotation: function getRotation(start, end) { + // need two fingers + if(start.length >= 2 && end.length >= 2) { + return this.getAngle(end[1], end[0]) - this.getAngle(start[1], start[0]); + } + return 0; + }, - this.svg.style.height = ('' + this.options.graphHeight).replace('px','') + 'px'; - if (this.lastWidth === undefined && this.width || this.lastWidth != this.width) { - resized = true; - } - // check if this component is resized - resized = this._isResized() || resized; - // check whether zoomed (in that case we need to re-stack everything) - var visibleInterval = this.body.range.end - this.body.range.start; - var zoomed = (visibleInterval != this.lastVisibleInterval) || (this.width != this.lastWidth); - this.lastVisibleInterval = visibleInterval; - this.lastWidth = this.width; + /** + * find out if the direction is vertical * + * @method isVertical + * @param {String} direction matches `DIRECTION_UP|DOWN` + * @return {Boolean} is_vertical + */ + isVertical: function isVertical(direction) { + return direction == DIRECTION_UP || direction == DIRECTION_DOWN; + }, - // calculate actual size and position - this.width = this.dom.frame.offsetWidth; + /** + * set css properties with their prefixes + * @param {HTMLElement} element + * @param {String} prop + * @param {String} value + * @param {Boolean} [toggle=true] + * @return {Boolean} + */ + setPrefixedCss: function setPrefixedCss(element, prop, value, toggle) { + var prefixes = ['', 'Webkit', 'Moz', 'O', 'ms']; + prop = Utils.toCamelCase(prop); - // the svg element is three times as big as the width, this allows for fully dragging left and right - // without reloading the graph. the controls for this are bound to events in the constructor - if (resized == true) { - this.svg.style.width = util.option.asSize(3*this.width); - this.svg.style.left = util.option.asSize(-this.width); - } + for(var i = 0; i < prefixes.length; i++) { + var p = prop; + // prefixes + if(prefixes[i]) { + p = prefixes[i] + p.slice(0, 1).toUpperCase() + p.slice(1); + } - if (zoomed == true || this.abortedGraphUpdate == true) { - this._updateGraph(); - } - else { - // move the whole svg while dragging - if (this.lastStart != 0) { - var offset = this.body.range.start - this.lastStart; - var range = this.body.range.end - this.body.range.start; - if (this.width != 0) { - var rangePerPixelInv = this.width/range; - var xOffset = offset * rangePerPixelInv; - this.svg.style.left = (-this.width - xOffset) + "px"; - } - } + // test the style + if(p in element.style) { + element.style[p] = (toggle == null || toggle) && value || ''; + break; + } + } + }, - } + /** + * toggle browser default behavior by setting css properties. + * `userSelect='none'` also sets `element.onselectstart` to false + * `userDrag='none'` also sets `element.ondragstart` to false + * + * @method toggleBehavior + * @param {HtmlElement} element + * @param {Object} props + * @param {Boolean} [toggle=true] + */ + toggleBehavior: function toggleBehavior(element, props, toggle) { + if(!props || !element || !element.style) { + return; + } - this.legendLeft.redraw(); - this.legendRight.redraw(); + // set the css properties + Utils.each(props, function(value, prop) { + Utils.setPrefixedCss(element, prop, value, toggle); + }); - return resized; + var falseFn = toggle && function() { + return false; + }; + + // also the disable onselectstart + if(props.userSelect == 'none') { + element.onselectstart = falseFn; + } + // and disable ondragstart + if(props.userDrag == 'none') { + element.ondragstart = falseFn; + } + }, + + /** + * convert a string with underscores to camelCase + * so prevent_default becomes preventDefault + * @param {String} str + * @return {String} camelCaseStr + */ + toCamelCase: function toCamelCase(str) { + return str.replace(/[_-]([a-z])/g, function(s) { + return s[1].toUpperCase(); + }); + } }; + /** - * Update and redraw the graph. - * + * @module hammer */ - LineGraph.prototype._updateGraph = function () { - // reset the svg elements - DOMutil.prepareElements(this.svgElements); - if (this.width != 0 && this.itemsData != null) { - var group, i; - var preprocessedGroupData = {}; - var processedGroupData = {}; - var groupRanges = {}; - var changeCalled = false; + /** + * @class Event + * @static + */ + var Event = Hammer.event = { + /** + * when touch events have been fired, this is true + * this is used to stop mouse events + * @property prevent_mouseevents + * @private + * @type {Boolean} + */ + preventMouseEvents: false, - // getting group Ids - var groupIds = []; - for (var groupId in this.groups) { - if (this.groups.hasOwnProperty(groupId)) { - group = this.groups[groupId]; - if (group.visible == true && (this.options.groups.visibility[groupId] === undefined || this.options.groups.visibility[groupId] == true)) { - groupIds.push(groupId); - } - } - } - if (groupIds.length > 0) { - // this is the range of the SVG canvas - var minDate = this.body.util.toGlobalTime(- this.body.domProps.root.width); - var maxDate = this.body.util.toGlobalTime(2 * this.body.domProps.root.width); - var groupsData = {}; - // fill groups data - this._getRelevantData(groupIds, groupsData, minDate, maxDate); - // we transform the X coordinates to detect collisions - for (i = 0; i < groupIds.length; i++) { - preprocessedGroupData[groupIds[i]] = this._convertXcoordinates(groupsData[groupIds[i]]); - } - // now all needed data has been collected we start the processing. - this._getYRanges(groupIds, preprocessedGroupData, groupRanges); + /** + * if EVENT_START has been fired + * @property started + * @private + * @type {Boolean} + */ + started: false, - // update the Y axis first, we use this data to draw at the correct Y points - // changeCalled is required to clean the SVG on a change emit. - changeCalled = this._updateYAxis(groupIds, groupRanges); - if (changeCalled == true) { - DOMutil.cleanupElements(this.svgElements); - this.abortedGraphUpdate = true; - this.body.emitter.emit("change"); - return; - } - this.abortedGraphUpdate = false; + /** + * when the mouse is hold down, this is true + * @property should_detect + * @private + * @type {Boolean} + */ + shouldDetect: false, - // With the yAxis scaled correctly, use this to get the Y values of the points. - for (i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - processedGroupData[groupIds[i]] = this._convertYcoordinates(groupsData[groupIds[i]], group); - } + /** + * simple event binder with a hook and support for multiple types + * @method on + * @param {HTMLElement} element + * @param {String} type + * @param {Function} handler + * @param {Function} [hook] + * @param {Object} hook.type + */ + on: function on(element, type, handler, hook) { + var types = type.split(' '); + Utils.each(types, function(type) { + Utils.on(element, type, handler); + hook && hook(type); + }); + }, + /** + * simple event unbinder with a hook and support for multiple types + * @method off + * @param {HTMLElement} element + * @param {String} type + * @param {Function} handler + * @param {Function} [hook] + * @param {Object} hook.type + */ + off: function off(element, type, handler, hook) { + var types = type.split(' '); + Utils.each(types, function(type) { + Utils.off(element, type, handler); + hook && hook(type); + }); + }, - // draw the groups - for (i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - if (group.options.style == 'line') { - this._drawLineGraph(processedGroupData[groupIds[i]], group); - } - } - this._drawBarGraphs(groupIds, processedGroupData); - } - } + /** + * the core touch event handler. + * this finds out if we should to detect gestures + * @method onTouch + * @param {HTMLElement} element + * @param {String} eventType matches `EVENT_START|MOVE|END` + * @param {Function} handler + * @return onTouchHandler {Function} the core event handler + */ + onTouch: function onTouch(element, eventType, handler) { + var self = this; - // cleanup unused svg elements - DOMutil.cleanupElements(this.svgElements); - }; + var onTouchHandler = function onTouchHandler(ev) { + var srcType = ev.type.toLowerCase(), + isPointer = Hammer.HAS_POINTEREVENTS, + isMouse = Utils.inStr(srcType, 'mouse'), + triggerType; + // if we are in a mouseevent, but there has been a touchevent triggered in this session + // we want to do nothing. simply break out of the event. + if(isMouse && self.preventMouseEvents) { + return; - LineGraph.prototype._getRelevantData = function (groupIds, groupsData, minDate, maxDate) { - // first select and preprocess the data from the datasets. - // the groups have their preselection of data, we now loop over this data to see - // what data we need to draw. Sorted data is much faster. - // more optimization is possible by doing the sampling before and using the binary search - // to find the end date to determine the increment. - var group, i, j, item; - if (groupIds.length > 0) { - for (i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - groupsData[groupIds[i]] = []; - var dataContainer = groupsData[groupIds[i]]; - // optimization for sorted data - if (group.options.sort == true) { - var guess = Math.max(0, util.binarySearchGeneric(group.itemsData, minDate, 'x', 'before')); - for (j = guess; j < group.itemsData.length; j++) { - item = group.itemsData[j]; - if (item !== undefined) { - if (item.x > maxDate) { - dataContainer.push(item); - break; - } - else { - dataContainer.push(item); - } - } - } - } - else { - for (j = 0; j < group.itemsData.length; j++) { - item = group.itemsData[j]; - if (item !== undefined) { - if (item.x > minDate && item.x < maxDate) { - dataContainer.push(item); + // mousebutton must be down + } else if(isMouse && eventType == EVENT_START && ev.button === 0) { + self.preventMouseEvents = false; + self.shouldDetect = true; + } else if(isPointer && eventType == EVENT_START) { + self.shouldDetect = (ev.buttons === 1 || PointerEvent.matchType(POINTER_TOUCH, ev)); + // just a valid start event, but no mouse + } else if(!isMouse && eventType == EVENT_START) { + self.preventMouseEvents = true; + self.shouldDetect = true; } - } - } - } - } - } - - this._applySampling(groupIds, groupsData); - }; - LineGraph.prototype._applySampling = function (groupIds, groupsData) { - var group; - if (groupIds.length > 0) { - for (var i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - if (group.options.sampling == true) { - var dataContainer = groupsData[groupIds[i]]; - if (dataContainer.length > 0) { - var increment = 1; - var amountOfPoints = dataContainer.length; + // update the pointer event before entering the detection + if(isPointer && eventType != EVENT_END) { + PointerEvent.updatePointer(eventType, ev); + } - // the global screen is used because changing the width of the yAxis may affect the increment, resulting in an endless loop - // of width changing of the yAxis. - var xDistance = this.body.util.toGlobalScreen(dataContainer[dataContainer.length - 1].x) - this.body.util.toGlobalScreen(dataContainer[0].x); - var pointsPerPixel = amountOfPoints / xDistance; - increment = Math.min(Math.ceil(0.2 * amountOfPoints), Math.max(1, Math.round(pointsPerPixel))); + // we are in a touch/down state, so allowed detection of gestures + if(self.shouldDetect) { + triggerType = self.doDetect.call(self, ev, eventType, element, handler); + } - var sampledData = []; - for (var j = 0; j < amountOfPoints; j += increment) { - sampledData.push(dataContainer[j]); + // ...and we are done with the detection + // so reset everything to start each detection totally fresh + if(triggerType == EVENT_END) { + self.preventMouseEvents = false; + self.shouldDetect = false; + PointerEvent.reset(); + // update the pointerevent object after the detection + } - } - groupsData[groupIds[i]] = sampledData; - } - } - } - } - }; + if(isPointer && eventType == EVENT_END) { + PointerEvent.updatePointer(eventType, ev); + } + }; - LineGraph.prototype._getYRanges = function (groupIds, groupsData, groupRanges) { - var groupData, group, i,j; - var barCombinedDataLeft = []; - var barCombinedDataRight = []; - var barCombinedData; - if (groupIds.length > 0) { - for (i = 0; i < groupIds.length; i++) { - groupData = groupsData[groupIds[i]]; - if (groupData.length > 0) { - group = this.groups[groupIds[i]]; - if (group.options.style == 'line' || group.options.barChart.handleOverlap != "stack") { - var yMin = groupData[0].y; - var yMax = groupData[0].y; - for (j = 0; j < groupData.length; j++) { - yMin = yMin > groupData[j].y ? groupData[j].y : yMin; - yMax = yMax < groupData[j].y ? groupData[j].y : yMax; - } - groupRanges[groupIds[i]] = {min: yMin, max: yMax, yAxisOrientation: group.options.yAxisOrientation}; - } - else if (group.options.style == 'bar') { - if (group.options.yAxisOrientation == 'left') { - barCombinedData = barCombinedDataLeft; - } - else { - barCombinedData = barCombinedDataRight; - } + this.on(element, EVENT_TYPES[eventType], onTouchHandler); + return onTouchHandler; + }, - groupRanges[groupIds[i]] = {min: 0, max: 0, yAxisOrientation: group.options.yAxisOrientation, ignore: true}; + /** + * the core detection method + * this finds out what hammer-touch-events to trigger + * @method doDetect + * @param {Object} ev + * @param {String} eventType matches `EVENT_START|MOVE|END` + * @param {HTMLElement} element + * @param {Function} handler + * @return {String} triggerType matches `EVENT_START|MOVE|END` + */ + doDetect: function doDetect(ev, eventType, element, handler) { + var touchList = this.getTouchList(ev, eventType); + var touchListLength = touchList.length; + var triggerType = eventType; + var triggerChange = touchList.trigger; // used by fakeMultitouch plugin + var changedLength = touchListLength; - // combine data - for (j = 0; j < groupData.length; j++) { - barCombinedData.push({ - x: groupData[j].x, - y: groupData[j].y, - groupId: groupIds[i] - }); - } - } - } - } + // at each touchstart-like event we want also want to trigger a TOUCH event... + if(eventType == EVENT_START) { + triggerChange = EVENT_TOUCH; + // ...the same for a touchend-like event + } else if(eventType == EVENT_END) { + triggerChange = EVENT_RELEASE; - var intersections; - if (barCombinedDataLeft.length > 0) { - // sort by time and by group - barCombinedDataLeft.sort(function (a, b) { - if (a.x == b.x) { - return a.groupId - b.groupId; - } else { - return a.x - b.x; + // keep track of how many touches have been removed + changedLength = touchList.length - ((ev.changedTouches) ? ev.changedTouches.length : 1); } - }); - intersections = {}; - this._getDataIntersections(intersections, barCombinedDataLeft); - groupRanges["__barchartLeft"] = this._getStackedBarYRange(intersections, barCombinedDataLeft); - groupRanges["__barchartLeft"].yAxisOrientation = "left"; - groupIds.push("__barchartLeft"); - } - if (barCombinedDataRight.length > 0) { - // sort by time and by group - barCombinedDataRight.sort(function (a, b) { - if (a.x == b.x) { - return a.groupId - b.groupId; - } else { - return a.x - b.x; + + // after there are still touches on the screen, + // we just want to trigger a MOVE event. so change the START or END to a MOVE + // but only after detection has been started, the first time we actualy want a START + if(changedLength > 0 && this.started) { + triggerType = EVENT_MOVE; } - }); - intersections = {}; - this._getDataIntersections(intersections, barCombinedDataRight); - groupRanges["__barchartRight"] = this._getStackedBarYRange(intersections, barCombinedDataRight); - groupRanges["__barchartRight"].yAxisOrientation = "right"; - groupIds.push("__barchartRight"); - } - } - }; - LineGraph.prototype._getStackedBarYRange = function (intersections, combinedData) { - var key; - var yMin = combinedData[0].y; - var yMax = combinedData[0].y; - for (var i = 0; i < combinedData.length; i++) { - key = combinedData[i].x; - if (intersections[key] === undefined) { - yMin = yMin > combinedData[i].y ? combinedData[i].y : yMin; - yMax = yMax < combinedData[i].y ? combinedData[i].y : yMax; - } - else { - intersections[key].accumulated += combinedData[i].y; - } - } - for (var xpos in intersections) { - if (intersections.hasOwnProperty(xpos)) { - yMin = yMin > intersections[xpos].accumulated ? intersections[xpos].accumulated : yMin; - yMax = yMax < intersections[xpos].accumulated ? intersections[xpos].accumulated : yMax; - } - } + // detection has been started, we keep track of this, see above + this.started = true; - return {min: yMin, max: yMax}; - }; + // generate some event data, some basic information + var evData = this.collectEventData(element, triggerType, touchList, ev); + // trigger the triggerType event before the change (TOUCH, RELEASE) events + // but the END event should be at last + if(eventType != EVENT_END) { + handler.call(Detection, evData); + } - /** - * this sets the Y ranges for the Y axis. It also determines which of the axis should be shown or hidden. - * @param {Array} groupIds - * @param {Object} groupRanges - * @private - */ - LineGraph.prototype._updateYAxis = function (groupIds, groupRanges) { - var changeCalled = false; - var yAxisLeftUsed = false; - var yAxisRightUsed = false; - var minLeft = 1e9, minRight = 1e9, maxLeft = -1e9, maxRight = -1e9, minVal, maxVal; - // if groups are present - if (groupIds.length > 0) { - for (var i = 0; i < groupIds.length; i++) { - if (groupRanges.hasOwnProperty(groupIds[i])) { - if (groupRanges[groupIds[i]].ignore !== true) { - minVal = groupRanges[groupIds[i]].min; - maxVal = groupRanges[groupIds[i]].max; + // trigger a change (TOUCH, RELEASE) event, this means the length of the touches changed + if(triggerChange) { + evData.changedLength = changedLength; + evData.eventType = triggerChange; - if (groupRanges[groupIds[i]].yAxisOrientation == 'left') { - yAxisLeftUsed = true; - minLeft = minLeft > minVal ? minVal : minLeft; - maxLeft = maxLeft < maxVal ? maxVal : maxLeft; - } - else { - yAxisRightUsed = true; - minRight = minRight > minVal ? minVal : minRight; - maxRight = maxRight < maxVal ? maxVal : maxRight; - } + handler.call(Detection, evData); + + evData.eventType = triggerType; + delete evData.changedLength; } - } - } - if (yAxisLeftUsed == true) { - this.yAxisLeft.setRange(minLeft, maxLeft); - } - if (yAxisRightUsed == true) { - this.yAxisRight.setRange(minRight, maxRight); - } - } + // trigger the END event + if(triggerType == EVENT_END) { + handler.call(Detection, evData); - changeCalled = this._toggleAxisVisiblity(yAxisLeftUsed , this.yAxisLeft) || changeCalled; - changeCalled = this._toggleAxisVisiblity(yAxisRightUsed, this.yAxisRight) || changeCalled; + // ...and we are done with the detection + // so reset everything to start each detection totally fresh + this.started = false; + } - if (yAxisRightUsed == true && yAxisLeftUsed == true) { - this.yAxisLeft.drawIcons = true; - this.yAxisRight.drawIcons = true; - } - else { - this.yAxisLeft.drawIcons = false; - this.yAxisRight.drawIcons = false; - } + return triggerType; + }, - this.yAxisRight.master = !yAxisLeftUsed; + /** + * we have different events for each device/browser + * determine what we need and set them in the EVENT_TYPES constant + * the `onTouch` method is bind to these properties. + * @method determineEventTypes + * @return {Object} events + */ + determineEventTypes: function determineEventTypes() { + var types; + if(Hammer.HAS_POINTEREVENTS) { + if(window.PointerEvent) { + types = [ + 'pointerdown', + 'pointermove', + 'pointerup pointercancel lostpointercapture' + ]; + } else { + types = [ + 'MSPointerDown', + 'MSPointerMove', + 'MSPointerUp MSPointerCancel MSLostPointerCapture' + ]; + } + } else if(Hammer.NO_MOUSEEVENTS) { + types = [ + 'touchstart', + 'touchmove', + 'touchend touchcancel' + ]; + } else { + types = [ + 'touchstart mousedown', + 'touchmove mousemove', + 'touchend touchcancel mouseup' + ]; + } - if (this.yAxisRight.master == false) { - if (yAxisRightUsed == true) {this.yAxisLeft.lineOffset = this.yAxisRight.width;} - else {this.yAxisLeft.lineOffset = 0;} + EVENT_TYPES[EVENT_START] = types[0]; + EVENT_TYPES[EVENT_MOVE] = types[1]; + EVENT_TYPES[EVENT_END] = types[2]; + return EVENT_TYPES; + }, - changeCalled = this.yAxisLeft.redraw() || changeCalled; - this.yAxisRight.stepPixelsForced = this.yAxisLeft.stepPixels; - changeCalled = this.yAxisRight.redraw() || changeCalled; - } - else { - changeCalled = this.yAxisRight.redraw() || changeCalled; - } + /** + * create touchList depending on the event + * @method getTouchList + * @param {Object} ev + * @param {String} eventType + * @return {Array} touches + */ + getTouchList: function getTouchList(ev, eventType) { + // get the fake pointerEvent touchlist + if(Hammer.HAS_POINTEREVENTS) { + return PointerEvent.getTouchList(); + } - // clean the accumulated lists - if (groupIds.indexOf("__barchartLeft") != -1) { - groupIds.splice(groupIds.indexOf("__barchartLeft"),1); - } - if (groupIds.indexOf("__barchartRight") != -1) { - groupIds.splice(groupIds.indexOf("__barchartRight"),1); - } + // get the touchlist + if(ev.touches) { + if(eventType == EVENT_MOVE) { + return ev.touches; + } - return changeCalled; - }; + var identifiers = []; + var concat = [].concat(Utils.toArray(ev.touches), Utils.toArray(ev.changedTouches)); + var touchList = []; - /** - * This shows or hides the Y axis if needed. If there is a change, the changed event is emitted by the updateYAxis function - * - * @param {boolean} axisUsed - * @returns {boolean} - * @private - * @param axis - */ - LineGraph.prototype._toggleAxisVisiblity = function (axisUsed, axis) { - var changed = false; - if (axisUsed == false) { - if (axis.dom.frame.parentNode) { - axis.hide(); - changed = true; - } - } - else { - if (!axis.dom.frame.parentNode) { - axis.show(); - changed = true; + Utils.each(concat, function(touch) { + if(Utils.inArray(identifiers, touch.identifier) === false) { + touchList.push(touch); + } + identifiers.push(touch.identifier); + }); + + return touchList; + } + + // make fake touchList from mouse position + ev.identifier = 1; + return [ev]; + }, + + /** + * collect basic event data + * @method collectEventData + * @param {HTMLElement} element + * @param {String} eventType matches `EVENT_START|MOVE|END` + * @param {Array} touches + * @param {Object} ev + * @return {Object} ev + */ + collectEventData: function collectEventData(element, eventType, touches, ev) { + // find out pointerType + var pointerType = POINTER_TOUCH; + if(Utils.inStr(ev.type, 'mouse') || PointerEvent.matchType(POINTER_MOUSE, ev)) { + pointerType = POINTER_MOUSE; + } else if(PointerEvent.matchType(POINTER_PEN, ev)) { + pointerType = POINTER_PEN; + } + + return { + center: Utils.getCenter(touches), + timeStamp: Date.now(), + target: ev.target, + touches: touches, + eventType: eventType, + pointerType: pointerType, + srcEvent: ev, + + /** + * prevent the browser default actions + * mostly used to disable scrolling of the browser + */ + preventDefault: function() { + var srcEvent = this.srcEvent; + srcEvent.preventManipulation && srcEvent.preventManipulation(); + srcEvent.preventDefault && srcEvent.preventDefault(); + }, + + /** + * stop bubbling the event up to its parents + */ + stopPropagation: function() { + this.srcEvent.stopPropagation(); + }, + + /** + * immediately stop gesture detection + * might be useful after a swipe was detected + * @return {*} + */ + stopDetect: function() { + return Detection.stopDetect(); + } + }; } - } - return changed; }; /** - * draw a bar graph + * @module hammer * - * @param groupIds - * @param processedGroupData + * @class PointerEvent + * @static */ - LineGraph.prototype._drawBarGraphs = function (groupIds, processedGroupData) { - var combinedData = []; - var intersections = {}; - var coreDistance; - var key, drawData; - var group; - var i,j; - var barPoints = 0; - - // combine all barchart data - for (i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - if (group.options.style == 'bar') { - if (group.visible == true && (this.options.groups.visibility[groupIds[i]] === undefined || this.options.groups.visibility[groupIds[i]] == true)) { - for (j = 0; j < processedGroupData[groupIds[i]].length; j++) { - combinedData.push({ - x: processedGroupData[groupIds[i]][j].x, - y: processedGroupData[groupIds[i]][j].y, - groupId: groupIds[i] - }); - barPoints += 1; - } - } - } - } + var PointerEvent = Hammer.PointerEvent = { + /** + * holds all pointers, by `identifier` + * @property pointers + * @type {Object} + */ + pointers: {}, - if (barPoints == 0) {return;} + /** + * get the pointers as an array + * @method getTouchList + * @return {Array} touchlist + */ + getTouchList: function getTouchList() { + var touchlist = []; + // we can use forEach since pointerEvents only is in IE10 + Utils.each(this.pointers, function(pointer) { + touchlist.push(pointer); + }); + return touchlist; + }, - // sort by time and by group - combinedData.sort(function (a, b) { - if (a.x == b.x) { - return a.groupId - b.groupId; - } else { - return a.x - b.x; - } - }); + /** + * update the position of a pointer + * @method updatePointer + * @param {String} eventType matches `EVENT_START|MOVE|END` + * @param {Object} pointerEvent + */ + updatePointer: function updatePointer(eventType, pointerEvent) { + if(eventType == EVENT_END || (eventType != EVENT_END && pointerEvent.buttons !== 1)) { + delete this.pointers[pointerEvent.pointerId]; + } else { + pointerEvent.identifier = pointerEvent.pointerId; + this.pointers[pointerEvent.pointerId] = pointerEvent; + } + }, - // get intersections - this._getDataIntersections(intersections, combinedData); + /** + * check if ev matches pointertype + * @method matchType + * @param {String} pointerType matches `POINTER_MOUSE|TOUCH|PEN` + * @param {PointerEvent} ev + */ + matchType: function matchType(pointerType, ev) { + if(!ev.pointerType) { + return false; + } - // plot barchart - for (i = 0; i < combinedData.length; i++) { - group = this.groups[combinedData[i].groupId]; - var minWidth = 0.1 * group.options.barChart.width; + var pt = ev.pointerType, + types = {}; - key = combinedData[i].x; - var heightOffset = 0; - if (intersections[key] === undefined) { - if (i+1 < combinedData.length) {coreDistance = Math.abs(combinedData[i+1].x - key);} - if (i > 0) {coreDistance = Math.min(coreDistance,Math.abs(combinedData[i-1].x - key));} - drawData = this._getSafeDrawData(coreDistance, group, minWidth); - } - else { - var nextKey = i + (intersections[key].amount - intersections[key].resolved); - var prevKey = i - (intersections[key].resolved + 1); - if (nextKey < combinedData.length) {coreDistance = Math.abs(combinedData[nextKey].x - key);} - if (prevKey > 0) {coreDistance = Math.min(coreDistance,Math.abs(combinedData[prevKey].x - key));} - drawData = this._getSafeDrawData(coreDistance, group, minWidth); - intersections[key].resolved += 1; + types[POINTER_MOUSE] = (pt === (ev.MSPOINTER_TYPE_MOUSE || POINTER_MOUSE)); + types[POINTER_TOUCH] = (pt === (ev.MSPOINTER_TYPE_TOUCH || POINTER_TOUCH)); + types[POINTER_PEN] = (pt === (ev.MSPOINTER_TYPE_PEN || POINTER_PEN)); + return types[pointerType]; + }, - if (group.options.barChart.handleOverlap == 'stack') { - heightOffset = intersections[key].accumulated; - intersections[key].accumulated += group.zeroPosition - combinedData[i].y; - } - else if (group.options.barChart.handleOverlap == 'sideBySide') { - drawData.width = drawData.width / intersections[key].amount; - drawData.offset += (intersections[key].resolved) * drawData.width - (0.5*drawData.width * (intersections[key].amount+1)); - if (group.options.barChart.align == 'left') {drawData.offset -= 0.5*drawData.width;} - else if (group.options.barChart.align == 'right') {drawData.offset += 0.5*drawData.width;} - } - } - DOMutil.drawBar(combinedData[i].x + drawData.offset, combinedData[i].y - heightOffset, drawData.width, group.zeroPosition - combinedData[i].y, group.className + ' bar', this.svgElements, this.svg); - // draw points - if (group.options.drawPoints.enabled == true) { - DOMutil.drawPoint(combinedData[i].x + drawData.offset, combinedData[i].y - heightOffset, group, this.svgElements, this.svg); + /** + * reset the stored pointers + * @method reset + */ + reset: function resetList() { + this.pointers = {}; } - } }; - /** - * Fill the intersections object with counters of how many datapoints share the same x coordinates - * @param intersections - * @param combinedData - * @private - */ - LineGraph.prototype._getDataIntersections = function (intersections, combinedData) { - // get intersections - var coreDistance; - for (var i = 0; i < combinedData.length; i++) { - if (i + 1 < combinedData.length) { - coreDistance = Math.abs(combinedData[i + 1].x - combinedData[i].x); - } - if (i > 0) { - coreDistance = Math.min(coreDistance, Math.abs(combinedData[i - 1].x - combinedData[i].x)); - } - if (coreDistance == 0) { - if (intersections[combinedData[i].x] === undefined) { - intersections[combinedData[i].x] = {amount: 0, resolved: 0, accumulated: 0}; - } - intersections[combinedData[i].x].amount += 1; - } - } - }; /** - * Get the width and offset for bargraphs based on the coredistance between datapoints + * @module hammer * - * @param coreDistance - * @param group - * @param minWidth - * @returns {{width: Number, offset: Number}} - * @private + * @class Detection + * @static */ - LineGraph.prototype._getSafeDrawData = function (coreDistance, group, minWidth) { - var width, offset; - if (coreDistance < group.options.barChart.width && coreDistance > 0) { - width = coreDistance < minWidth ? minWidth : coreDistance; + var Detection = Hammer.detection = { + // contains all registred Hammer.gestures in the correct order + gestures: [], - offset = 0; // recalculate offset with the new width; - if (group.options.barChart.align == 'left') { - offset -= 0.5 * coreDistance; - } - else if (group.options.barChart.align == 'right') { - offset += 0.5 * coreDistance; - } - } - else { - // default settings - width = group.options.barChart.width; - offset = 0; - if (group.options.barChart.align == 'left') { - offset -= 0.5 * group.options.barChart.width; - } - else if (group.options.barChart.align == 'right') { - offset += 0.5 * group.options.barChart.width; - } - } + // data of the current Hammer.gesture detection session + current: null, - return {width: width, offset: offset}; - }; + // the previous Hammer.gesture session data + // is a full clone of the previous gesture.current object + previous: null, + + // when this becomes true, no gestures are fired + stopped: false, + + /** + * start Hammer.gesture detection + * @method startDetect + * @param {Hammer.Instance} inst + * @param {Object} eventData + */ + startDetect: function startDetect(inst, eventData) { + // already busy with a Hammer.gesture detection on an element + if(this.current) { + return; + } + + this.stopped = false; + + // holds current session + this.current = { + inst: inst, // reference to HammerInstance we're working for + startEvent: Utils.extend({}, eventData), // start eventData for distances, timing etc + lastEvent: false, // last eventData + lastCalcEvent: false, // last eventData for calculations. + futureCalcEvent: false, // last eventData for calculations. + lastCalcData: {}, // last lastCalcData + name: '' // current gesture we're in/detected, can be 'tap', 'hold' etc + }; + + this.detect(eventData); + }, + + /** + * Hammer.gesture detection + * @method detect + * @param {Object} eventData + * @return {any} + */ + detect: function detect(eventData) { + if(!this.current || this.stopped) { + return; + } + // extend event data with calculations about scale, distance etc + eventData = this.extendEventData(eventData); - /** - * draw a line graph - * - * @param dataset - * @param group - */ - LineGraph.prototype._drawLineGraph = function (dataset, group) { - if (dataset != null) { - if (dataset.length > 0) { - var path, d; - var svgHeight = Number(this.svg.style.height.replace("px","")); - path = DOMutil.getSVGElement('path', this.svgElements, this.svg); - path.setAttributeNS(null, "class", group.className); + // hammer instance and instance options + var inst = this.current.inst, + instOptions = inst.options; - // construct path from dataset - if (group.options.catmullRom.enabled == true) { - d = this._catmullRom(dataset, group); - } - else { - d = this._linear(dataset); - } + // call Hammer.gesture handlers + Utils.each(this.gestures, function triggerGesture(gesture) { + // only when the instance options have enabled this gesture + if(!this.stopped && inst.enabled && instOptions[gesture.name]) { + gesture.handler.call(gesture, eventData, inst); + } + }, this); - // append with points for fill and finalize the path - if (group.options.shaded.enabled == true) { - var fillPath = DOMutil.getSVGElement('path',this.svgElements, this.svg); - var dFill; - if (group.options.shaded.orientation == 'top') { - dFill = "M" + dataset[0].x + "," + 0 + " " + d + "L" + dataset[dataset.length - 1].x + "," + 0; + // store as previous event event + if(this.current) { + this.current.lastEvent = eventData; } - else { - dFill = "M" + dataset[0].x + "," + svgHeight + " " + d + "L" + dataset[dataset.length - 1].x + "," + svgHeight; + + if(eventData.eventType == EVENT_END) { + this.stopDetect(); } - fillPath.setAttributeNS(null, "class", group.className + " fill"); - fillPath.setAttributeNS(null, "d", dFill); - } - // copy properties to path for drawing. - path.setAttributeNS(null, "d", "M" + d); - // draw points - if (group.options.drawPoints.enabled == true) { - this._drawPoints(dataset, group, this.svgElements, this.svg); - } - } - } - }; + return eventData; + }, - /** - * draw the data points - * - * @param {Array} dataset - * @param {Object} JSONcontainer - * @param {Object} svg | SVG DOM element - * @param {GraphGroup} group - * @param {Number} [offset] - */ - LineGraph.prototype._drawPoints = function (dataset, group, JSONcontainer, svg, offset) { - if (offset === undefined) {offset = 0;} - for (var i = 0; i < dataset.length; i++) { - DOMutil.drawPoint(dataset[i].x + offset, dataset[i].y, group, JSONcontainer, svg); - } - }; + /** + * clear the Hammer.gesture vars + * this is called on endDetect, but can also be used when a final Hammer.gesture has been detected + * to stop other Hammer.gestures from being fired + * @method stopDetect + */ + stopDetect: function stopDetect() { + // clone current data to the store as the previous gesture + // used for the double tap gesture, since this is an other gesture detect session + this.previous = Utils.extend({}, this.current); + // reset the current + this.current = null; + this.stopped = true; + }, + /** + * calculate velocity, angle and direction + * @method getVelocityData + * @param {Object} ev + * @param {Object} center + * @param {Number} deltaTime + * @param {Number} deltaX + * @param {Number} deltaY + */ + getCalculatedData: function getCalculatedData(ev, center, deltaTime, deltaX, deltaY) { + var cur = this.current, + recalc = false, + calcEv = cur.lastCalcEvent, + calcData = cur.lastCalcData; - /** - * This uses the DataAxis object to generate the correct X coordinate on the SVG window. It uses the - * util function toScreen to get the x coordinate from the timestamp. It also pre-filters the data and get the minMax ranges for - * the yAxis. - * - * @param datapoints - * @returns {Array} - * @private - */ - LineGraph.prototype._convertXcoordinates = function (datapoints) { - var extractedData = []; - var xValue, yValue; - var toScreen = this.body.util.toScreen; + if(calcEv && ev.timeStamp - calcEv.timeStamp > Hammer.CALCULATE_INTERVAL) { + center = calcEv.center; + deltaTime = ev.timeStamp - calcEv.timeStamp; + deltaX = ev.center.clientX - calcEv.center.clientX; + deltaY = ev.center.clientY - calcEv.center.clientY; + recalc = true; + } - for (var i = 0; i < datapoints.length; i++) { - xValue = toScreen(datapoints[i].x) + this.width - 1; - yValue = datapoints[i].y; - extractedData.push({x: xValue, y: yValue}); - } + if(ev.eventType == EVENT_TOUCH || ev.eventType == EVENT_RELEASE) { + cur.futureCalcEvent = ev; + } - return extractedData; - }; + if(!cur.lastCalcEvent || recalc) { + calcData.velocity = Utils.getVelocity(deltaTime, deltaX, deltaY); + calcData.angle = Utils.getAngle(center, ev.center); + calcData.direction = Utils.getDirection(center, ev.center); + cur.lastCalcEvent = cur.futureCalcEvent || ev; + cur.futureCalcEvent = ev; + } + ev.velocityX = calcData.velocity.x; + ev.velocityY = calcData.velocity.y; + ev.interimAngle = calcData.angle; + ev.interimDirection = calcData.direction; + }, - /** - * This uses the DataAxis object to generate the correct X coordinate on the SVG window. It uses the - * util function toScreen to get the x coordinate from the timestamp. It also pre-filters the data and get the minMax ranges for - * the yAxis. - * - * @param datapoints - * @returns {Array} - * @private - */ - LineGraph.prototype._convertYcoordinates = function (datapoints, group) { - var extractedData = []; - var xValue, yValue; - var toScreen = this.body.util.toScreen; - var axis = this.yAxisLeft; - var svgHeight = Number(this.svg.style.height.replace("px","")); - if (group.options.yAxisOrientation == 'right') { - axis = this.yAxisRight; - } + /** + * extend eventData for Hammer.gestures + * @method extendEventData + * @param {Object} ev + * @return {Object} ev + */ + extendEventData: function extendEventData(ev) { + var cur = this.current, + startEv = cur.startEvent, + lastEv = cur.lastEvent || startEv; - for (var i = 0; i < datapoints.length; i++) { - xValue = toScreen(datapoints[i].x) + this.width - 1; - yValue = Math.round(axis.convertValue(datapoints[i].y)); - extractedData.push({x: xValue, y: yValue}); - } + // update the start touchlist to calculate the scale/rotation + if(ev.eventType == EVENT_TOUCH || ev.eventType == EVENT_RELEASE) { + startEv.touches = []; + Utils.each(ev.touches, function(touch) { + startEv.touches.push({ + clientX: touch.clientX, + clientY: touch.clientY + }); + }); + } - group.setZeroPosition(Math.min(svgHeight, axis.convertValue(0))); + var deltaTime = ev.timeStamp - startEv.timeStamp, + deltaX = ev.center.clientX - startEv.center.clientX, + deltaY = ev.center.clientY - startEv.center.clientY; - return extractedData; - }; + this.getCalculatedData(ev, lastEv.center, deltaTime, deltaX, deltaY); - /** - * This uses an uniform parametrization of the CatmullRom algorithm: - * "On the Parameterization of Catmull-Rom Curves" by Cem Yuksel et al. - * @param data - * @returns {string} - * @private - */ - LineGraph.prototype._catmullRomUniform = function(data) { - // catmull rom - var p0, p1, p2, p3, bp1, bp2; - var d = Math.round(data[0].x) + "," + Math.round(data[0].y) + " "; - var normalization = 1/6; - var length = data.length; - for (var i = 0; i < length - 1; i++) { + Utils.extend(ev, { + startEvent: startEv, - p0 = (i == 0) ? data[0] : data[i-1]; - p1 = data[i]; - p2 = data[i+1]; - p3 = (i + 2 < length) ? data[i+2] : p2; + deltaTime: deltaTime, + deltaX: deltaX, + deltaY: deltaY, + distance: Utils.getDistance(startEv.center, ev.center), + angle: Utils.getAngle(startEv.center, ev.center), + direction: Utils.getDirection(startEv.center, ev.center), + scale: Utils.getScale(startEv.touches, ev.touches), + rotation: Utils.getRotation(startEv.touches, ev.touches) + }); - // Catmull-Rom to Cubic Bezier conversion matrix - // 0 1 0 0 - // -1/6 1 1/6 0 - // 0 1/6 1 -1/6 - // 0 0 1 0 + return ev; + }, + + /** + * register new gesture + * @method register + * @param {Object} gesture object, see `gestures/` for documentation + * @return {Array} gestures + */ + register: function register(gesture) { + // add an enable gesture options if there is no given + var options = gesture.defaults || {}; + if(options[gesture.name] === undefined) { + options[gesture.name] = true; + } + + // extend Hammer default options with the Hammer.gesture options + Utils.extend(Hammer.defaults, options, true); - // bp0 = { x: p1.x, y: p1.y }; - bp1 = { x: ((-p0.x + 6*p1.x + p2.x) *normalization), y: ((-p0.y + 6*p1.y + p2.y) *normalization)}; - bp2 = { x: (( p1.x + 6*p2.x - p3.x) *normalization), y: (( p1.y + 6*p2.y - p3.y) *normalization)}; - // bp0 = { x: p2.x, y: p2.y }; + // set its index + gesture.index = gesture.index || 1000; - d += "C" + - bp1.x + "," + - bp1.y + " " + - bp2.x + "," + - bp2.y + " " + - p2.x + "," + - p2.y + " "; - } + // add Hammer.gesture to the list + this.gestures.push(gesture); - return d; + // sort the list by index + this.gestures.sort(function(a, b) { + if(a.index < b.index) { + return -1; + } + if(a.index > b.index) { + return 1; + } + return 0; + }); + + return this.gestures; + } }; + /** - * This uses either the chordal or centripetal parameterization of the catmull-rom algorithm. - * By default, the centripetal parameterization is used because this gives the nicest results. - * These parameterizations are relatively heavy because the distance between 4 points have to be calculated. - * - * One optimization can be used to reuse distances since this is a sliding window approach. - * @param data - * @returns {string} - * @private + * @module hammer */ - LineGraph.prototype._catmullRom = function(data, group) { - var alpha = group.options.catmullRom.alpha; - if (alpha == 0 || alpha === undefined) { - return this._catmullRomUniform(data); - } - else { - var p0, p1, p2, p3, bp1, bp2, d1,d2,d3, A, B, N, M; - var d3powA, d2powA, d3pow2A, d2pow2A, d1pow2A, d1powA; - var d = Math.round(data[0].x) + "," + Math.round(data[0].y) + " "; - var length = data.length; - for (var i = 0; i < length - 1; i++) { - - p0 = (i == 0) ? data[0] : data[i-1]; - p1 = data[i]; - p2 = data[i+1]; - p3 = (i + 2 < length) ? data[i+2] : p2; - - d1 = Math.sqrt(Math.pow(p0.x - p1.x,2) + Math.pow(p0.y - p1.y,2)); - d2 = Math.sqrt(Math.pow(p1.x - p2.x,2) + Math.pow(p1.y - p2.y,2)); - d3 = Math.sqrt(Math.pow(p2.x - p3.x,2) + Math.pow(p2.y - p3.y,2)); - // Catmull-Rom to Cubic Bezier conversion matrix - // - // A = 2d1^2a + 3d1^a * d2^a + d3^2a - // B = 2d3^2a + 3d3^a * d2^a + d2^2a - // - // [ 0 1 0 0 ] - // [ -d2^2a/N A/N d1^2a/N 0 ] - // [ 0 d3^2a/M B/M -d2^2a/M ] - // [ 0 0 1 0 ] + /** + * create new hammer instance + * all methods should return the instance itself, so it is chainable. + * + * @class Instance + * @constructor + * @param {HTMLElement} element + * @param {Object} [options={}] options are merged with `Hammer.defaults` + * @return {Hammer.Instance} + */ + Hammer.Instance = function(element, options) { + var self = this; - // [ 0 1 0 0 ] - // [ -d2pow2a/N A/N d1pow2a/N 0 ] - // [ 0 d3pow2a/M B/M -d2pow2a/M ] - // [ 0 0 1 0 ] + // setup HammerJS window events and register all gestures + // this also sets up the default options + setup(); - d3powA = Math.pow(d3, alpha); - d3pow2A = Math.pow(d3,2*alpha); - d2powA = Math.pow(d2, alpha); - d2pow2A = Math.pow(d2,2*alpha); - d1powA = Math.pow(d1, alpha); - d1pow2A = Math.pow(d1,2*alpha); + /** + * @property element + * @type {HTMLElement} + */ + this.element = element; - A = 2*d1pow2A + 3*d1powA * d2powA + d2pow2A; - B = 2*d3pow2A + 3*d3powA * d2powA + d2pow2A; - N = 3*d1powA * (d1powA + d2powA); - if (N > 0) {N = 1 / N;} - M = 3*d3powA * (d3powA + d2powA); - if (M > 0) {M = 1 / M;} + /** + * @property enabled + * @type {Boolean} + * @protected + */ + this.enabled = true; - bp1 = { x: ((-d2pow2A * p0.x + A*p1.x + d1pow2A * p2.x) * N), - y: ((-d2pow2A * p0.y + A*p1.y + d1pow2A * p2.y) * N)}; + /** + * options, merged with the defaults + * options with an _ are converted to camelCase + * @property options + * @type {Object} + */ + Utils.each(options, function(value, name) { + delete options[name]; + options[Utils.toCamelCase(name)] = value; + }); - bp2 = { x: (( d3pow2A * p1.x + B*p2.x - d2pow2A * p3.x) * M), - y: (( d3pow2A * p1.y + B*p2.y - d2pow2A * p3.y) * M)}; + this.options = Utils.extend(Utils.extend({}, Hammer.defaults), options || {}); - if (bp1.x == 0 && bp1.y == 0) {bp1 = p1;} - if (bp2.x == 0 && bp2.y == 0) {bp2 = p2;} - d += "C" + - bp1.x + "," + - bp1.y + " " + - bp2.x + "," + - bp2.y + " " + - p2.x + "," + - p2.y + " "; + // add some css to the element to prevent the browser from doing its native behavoir + if(this.options.behavior) { + Utils.toggleBehavior(this.element, this.options.behavior, true); } - return d; - } - }; + /** + * event start handler on the element to start the detection + * @property eventStartHandler + * @type {Object} + */ + this.eventStartHandler = Event.onTouch(element, EVENT_START, function(ev) { + if(self.enabled && ev.eventType == EVENT_START) { + Detection.startDetect(self, ev); + } else if(ev.eventType == EVENT_TOUCH) { + Detection.detect(ev); + } + }); - /** - * this generates the SVG path for a linear drawing between datapoints. - * @param data - * @returns {string} - * @private - */ - LineGraph.prototype._linear = function(data) { - // linear - var d = ""; - for (var i = 0; i < data.length; i++) { - if (i == 0) { - d += data[i].x + "," + data[i].y; - } - else { - d += " " + data[i].x + "," + data[i].y; - } - } - return d; + /** + * keep a list of user event handlers which needs to be removed when calling 'dispose' + * @property eventHandlers + * @type {Array} + */ + this.eventHandlers = []; }; - module.exports = LineGraph; - + Hammer.Instance.prototype = { + /** + * bind events to the instance + * @method on + * @chainable + * @param {String} gestures multiple gestures by splitting with a space + * @param {Function} handler + * @param {Object} handler.ev event object + */ + on: function onEvent(gestures, handler) { + var self = this; + Event.on(self.element, gestures, handler, function(type) { + self.eventHandlers.push({ gesture: type, handler: handler }); + }); + return self; + }, -/***/ }, -/* 27 */ -/***/ function(module, exports, __webpack_require__) { + /** + * unbind events to the instance + * @method off + * @chainable + * @param {String} gestures + * @param {Function} handler + */ + off: function offEvent(gestures, handler) { + var self = this; - var util = __webpack_require__(1); - var Component = __webpack_require__(18); - var TimeStep = __webpack_require__(17); - var moment = __webpack_require__(40); + Event.off(self.element, gestures, handler, function(type) { + var index = Utils.inArray({ gesture: type, handler: handler }); + if(index !== false) { + self.eventHandlers.splice(index, 1); + } + }); + return self; + }, - /** - * A horizontal time axis - * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} body - * @param {Object} [options] See TimeAxis.setOptions for the available - * options. - * @constructor TimeAxis - * @extends Component - */ - function TimeAxis (body, options) { - this.dom = { - foreground: null, - majorLines: [], - majorTexts: [], - minorLines: [], - minorTexts: [], - redundant: { - majorLines: [], - majorTexts: [], - minorLines: [], - minorTexts: [] - } - }; - this.props = { - range: { - start: 0, - end: 0, - minimumStep: 0 + /** + * trigger gesture event + * @method trigger + * @chainable + * @param {String} gesture + * @param {Object} [eventData] + */ + trigger: function triggerEvent(gesture, eventData) { + // optional + if(!eventData) { + eventData = {}; + } + + // create DOM event + var event = Hammer.DOCUMENT.createEvent('Event'); + event.initEvent(gesture, true, true); + event.gesture = eventData; + + // trigger on the target if it is in the instance element, + // this is for event delegation tricks + var element = this.element; + if(Utils.hasParent(eventData.target, element)) { + element = eventData.target; + } + + element.dispatchEvent(event); + return this; }, - lineTop: 0 - }; - this.defaultOptions = { - orientation: 'bottom', // supported: 'top', 'bottom' - // TODO: implement timeaxis orientations 'left' and 'right' - showMinorLabels: true, - showMajorLabels: true - }; - this.options = util.extend({}, this.defaultOptions); + /** + * enable of disable hammer.js detection + * @method enable + * @chainable + * @param {Boolean} state + */ + enable: function enable(state) { + this.enabled = state; + return this; + }, - this.body = body; + /** + * dispose this hammer instance + * @method dispose + * @return {Null} + */ + dispose: function dispose() { + var i, eh; - // create the HTML DOM - this._create(); + // undo all changes made by stop_browser_behavior + Utils.toggleBehavior(this.element, this.options.behavior, false); - this.setOptions(options); - } + // unbind all custom event handlers + for(i = -1; (eh = this.eventHandlers[++i]);) { + Utils.off(this.element, eh.gesture, eh.handler); + } - TimeAxis.prototype = new Component(); + this.eventHandlers = []; - /** - * Set options for the TimeAxis. - * Parameters will be merged in current options. - * @param {Object} options Available options: - * {string} [orientation] - * {boolean} [showMinorLabels] - * {boolean} [showMajorLabels] - */ - TimeAxis.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend(['orientation', 'showMinorLabels', 'showMajorLabels'], this.options, options); + // unbind the start event listener + Event.off(this.element, EVENT_TYPES[EVENT_START], this.eventStartHandler); - // apply locale to moment.js - // TODO: not so nice, this is applied globally to moment.js - if ('locale' in options) { - if (typeof moment.locale === 'function') { - // moment.js 2.8.1+ - moment.locale(options.locale); - } - else { - moment.lang(options.locale); - } + return null; } - } }; + /** - * Create the HTML DOM for the TimeAxis + * @module gestures */ - TimeAxis.prototype._create = function() { - this.dom.foreground = document.createElement('div'); - this.dom.background = document.createElement('div'); - - this.dom.foreground.className = 'timeaxis foreground'; - this.dom.background.className = 'timeaxis background'; - }; - /** - * Destroy the TimeAxis + * Move with x fingers (default 1) around on the page. + * Preventing the default browser behavior is a good way to improve feel and working. + * ```` + * hammertime.on("drag", function(ev) { + * console.log(ev); + * ev.gesture.preventDefault(); + * }); + * ```` + * + * @class Drag + * @static */ - TimeAxis.prototype.destroy = function() { - // remove from DOM - if (this.dom.foreground.parentNode) { - this.dom.foreground.parentNode.removeChild(this.dom.foreground); - } - if (this.dom.background.parentNode) { - this.dom.background.parentNode.removeChild(this.dom.background); - } - - this.body = null; - }; - /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * @event drag + * @param {Object} ev + */ + /** + * @event dragstart + * @param {Object} ev + */ + /** + * @event dragend + * @param {Object} ev + */ + /** + * @event drapleft + * @param {Object} ev + */ + /** + * @event dragright + * @param {Object} ev + */ + /** + * @event dragup + * @param {Object} ev + */ + /** + * @event dragdown + * @param {Object} ev */ - TimeAxis.prototype.redraw = function () { - var options = this.options, - props = this.props, - foreground = this.dom.foreground, - background = this.dom.background; - - // determine the correct parent DOM element (depending on option orientation) - var parent = (options.orientation == 'top') ? this.body.dom.top : this.body.dom.bottom; - var parentChanged = (foreground.parentNode !== parent); - - // calculate character width and height - this._calculateCharSize(); - - // TODO: recalculate sizes only needed when parent is resized or options is changed - var orientation = this.options.orientation, - showMinorLabels = this.options.showMinorLabels, - showMajorLabels = this.options.showMajorLabels; - - // determine the width and height of the elemens for the axis - props.minorLabelHeight = showMinorLabels ? props.minorCharHeight : 0; - props.majorLabelHeight = showMajorLabels ? props.majorCharHeight : 0; - props.height = props.minorLabelHeight + props.majorLabelHeight; - props.width = foreground.offsetWidth; - - props.minorLineHeight = this.body.domProps.root.height - props.majorLabelHeight - - (options.orientation == 'top' ? this.body.domProps.bottom.height : this.body.domProps.top.height); - props.minorLineWidth = 1; // TODO: really calculate width - props.majorLineHeight = props.minorLineHeight + props.majorLabelHeight; - props.majorLineWidth = 1; // TODO: really calculate width - // take foreground and background offline while updating (is almost twice as fast) - var foregroundNextSibling = foreground.nextSibling; - var backgroundNextSibling = background.nextSibling; - foreground.parentNode && foreground.parentNode.removeChild(foreground); - background.parentNode && background.parentNode.removeChild(background); + /** + * @param {String} name + */ + (function(name) { + var triggered = false; - foreground.style.height = this.props.height + 'px'; + function dragGesture(ev, inst) { + var cur = Detection.current; - this._repaintLabels(); + // max touches + if(inst.options.dragMaxTouches > 0 && + ev.touches.length > inst.options.dragMaxTouches) { + return; + } - // put DOM online again (at the same place) - if (foregroundNextSibling) { - parent.insertBefore(foreground, foregroundNextSibling); - } - else { - parent.appendChild(foreground) - } - if (backgroundNextSibling) { - this.body.dom.backgroundVertical.insertBefore(background, backgroundNextSibling); - } - else { - this.body.dom.backgroundVertical.appendChild(background) - } + switch(ev.eventType) { + case EVENT_START: + triggered = false; + break; - return this._isResized() || parentChanged; - }; + case EVENT_MOVE: + // when the distance we moved is too small we skip this gesture + // or we can be already in dragging + if(ev.distance < inst.options.dragMinDistance && + cur.name != name) { + return; + } - /** - * Repaint major and minor text labels and vertical grid lines - * @private - */ - TimeAxis.prototype._repaintLabels = function () { - var orientation = this.options.orientation; + var startCenter = cur.startEvent.center; - // calculate range and step (step such that we have space for 7 characters per label) - var start = util.convert(this.body.range.start, 'Number'), - end = util.convert(this.body.range.end, 'Number'), - minimumStep = this.body.util.toTime((this.props.minorCharWidth || 10) * 7).valueOf() - -this.body.util.toTime(0).valueOf(); - var step = new TimeStep(new Date(start), new Date(end), minimumStep); - this.step = step; + // we are dragging! + if(cur.name != name) { + cur.name = name; + if(inst.options.dragDistanceCorrection && ev.distance > 0) { + // When a drag is triggered, set the event center to dragMinDistance pixels from the original event center. + // Without this correction, the dragged distance would jumpstart at dragMinDistance pixels instead of at 0. + // It might be useful to save the original start point somewhere + var factor = Math.abs(inst.options.dragMinDistance / ev.distance); + startCenter.pageX += ev.deltaX * factor; + startCenter.pageY += ev.deltaY * factor; + startCenter.clientX += ev.deltaX * factor; + startCenter.clientY += ev.deltaY * factor; - // Move all DOM elements to a "redundant" list, where they - // can be picked for re-use, and clear the lists with lines and texts. - // At the end of the function _repaintLabels, left over elements will be cleaned up - var dom = this.dom; - dom.redundant.majorLines = dom.majorLines; - dom.redundant.majorTexts = dom.majorTexts; - dom.redundant.minorLines = dom.minorLines; - dom.redundant.minorTexts = dom.minorTexts; - dom.majorLines = []; - dom.majorTexts = []; - dom.minorLines = []; - dom.minorTexts = []; + // recalculate event data using new start point + ev = Detection.extendEventData(ev); + } + } - step.first(); - var xFirstMajorLabel = undefined; - var max = 0; - while (step.hasNext() && max < 1000) { - max++; - var cur = step.getCurrent(), - x = this.body.util.toScreen(cur), - isMajor = step.isMajor(); + // lock drag to axis? + if(cur.lastEvent.dragLockToAxis || + ( inst.options.dragLockToAxis && + inst.options.dragLockMinDistance <= ev.distance + )) { + ev.dragLockToAxis = true; + } - // TODO: lines must have a width, such that we can create css backgrounds + // keep direction on the axis that the drag gesture started on + var lastDirection = cur.lastEvent.direction; + if(ev.dragLockToAxis && lastDirection !== ev.direction) { + if(Utils.isVertical(lastDirection)) { + ev.direction = (ev.deltaY < 0) ? DIRECTION_UP : DIRECTION_DOWN; + } else { + ev.direction = (ev.deltaX < 0) ? DIRECTION_LEFT : DIRECTION_RIGHT; + } + } - if (this.options.showMinorLabels) { - this._repaintMinorText(x, step.getLabelMinor(), orientation); - } + // first time, trigger dragstart event + if(!triggered) { + inst.trigger(name + 'start', ev); + triggered = true; + } - if (isMajor && this.options.showMajorLabels) { - if (x > 0) { - if (xFirstMajorLabel == undefined) { - xFirstMajorLabel = x; - } - this._repaintMajorText(x, step.getLabelMajor(), orientation); - } - this._repaintMajorLine(x, orientation); - } - else { - this._repaintMinorLine(x, orientation); - } + // trigger events + inst.trigger(name, ev); + inst.trigger(name + ev.direction, ev); - step.next(); - } + var isVertical = Utils.isVertical(ev.direction); - // create a major label on the left when needed - if (this.options.showMajorLabels) { - var leftTime = this.body.util.toTime(0), - leftText = step.getLabelMajor(leftTime), - widthText = leftText.length * (this.props.majorCharWidth || 10) + 10; // upper bound estimation + // block the browser events + if((inst.options.dragBlockVertical && isVertical) || + (inst.options.dragBlockHorizontal && !isVertical)) { + ev.preventDefault(); + } + break; - if (xFirstMajorLabel == undefined || widthText < xFirstMajorLabel) { - this._repaintMajorText(0, leftText, orientation); - } - } + case EVENT_RELEASE: + if(triggered && ev.changedLength <= inst.options.dragMaxTouches) { + inst.trigger(name + 'end', ev); + triggered = false; + } + break; - // Cleanup leftover DOM elements from the redundant list - util.forEach(this.dom.redundant, function (arr) { - while (arr.length) { - var elem = arr.pop(); - if (elem && elem.parentNode) { - elem.parentNode.removeChild(elem); - } + case EVENT_END: + triggered = false; + break; + } } - }); - }; - - /** - * Create a minor label for the axis at position x - * @param {Number} x - * @param {String} text - * @param {String} orientation "top" or "bottom" (default) - * @private - */ - TimeAxis.prototype._repaintMinorText = function (x, text, orientation) { - // reuse redundant label - var label = this.dom.redundant.minorTexts.shift(); - if (!label) { - // create new label - var content = document.createTextNode(''); - label = document.createElement('div'); - label.appendChild(content); - label.className = 'text minor'; - this.dom.foreground.appendChild(label); - } - this.dom.minorTexts.push(label); + Hammer.gestures.Drag = { + name: name, + index: 50, + handler: dragGesture, + defaults: { + /** + * minimal movement that have to be made before the drag event gets triggered + * @property dragMinDistance + * @type {Number} + * @default 10 + */ + dragMinDistance: 10, - label.childNodes[0].nodeValue = text; + /** + * Set dragDistanceCorrection to true to make the starting point of the drag + * be calculated from where the drag was triggered, not from where the touch started. + * Useful to avoid a jerk-starting drag, which can make fine-adjustments + * through dragging difficult, and be visually unappealing. + * @property dragDistanceCorrection + * @type {Boolean} + * @default true + */ + dragDistanceCorrection: true, - label.style.top = (orientation == 'top') ? (this.props.majorLabelHeight + 'px') : '0'; - label.style.left = x + 'px'; - //label.title = title; // TODO: this is a heavy operation - }; + /** + * set 0 for unlimited, but this can conflict with transform + * @property dragMaxTouches + * @type {Number} + * @default 1 + */ + dragMaxTouches: 1, - /** - * Create a Major label for the axis at position x - * @param {Number} x - * @param {String} text - * @param {String} orientation "top" or "bottom" (default) - * @private - */ - TimeAxis.prototype._repaintMajorText = function (x, text, orientation) { - // reuse redundant label - var label = this.dom.redundant.majorTexts.shift(); + /** + * prevent default browser behavior when dragging occurs + * be careful with it, it makes the element a blocking element + * when you are using the drag gesture, it is a good practice to set this true + * @property dragBlockHorizontal + * @type {Boolean} + * @default false + */ + dragBlockHorizontal: false, - if (!label) { - // create label - var content = document.createTextNode(text); - label = document.createElement('div'); - label.className = 'text major'; - label.appendChild(content); - this.dom.foreground.appendChild(label); - } - this.dom.majorTexts.push(label); + /** + * same as `dragBlockHorizontal`, but for vertical movement + * @property dragBlockVertical + * @type {Boolean} + * @default false + */ + dragBlockVertical: false, - label.childNodes[0].nodeValue = text; - //label.title = title; // TODO: this is a heavy operation + /** + * dragLockToAxis keeps the drag gesture on the axis that it started on, + * It disallows vertical directions if the initial direction was horizontal, and vice versa. + * @property dragLockToAxis + * @type {Boolean} + * @default false + */ + dragLockToAxis: false, - label.style.top = (orientation == 'top') ? '0' : (this.props.minorLabelHeight + 'px'); - label.style.left = x + 'px'; - }; + /** + * drag lock only kicks in when distance > dragLockMinDistance + * This way, locking occurs only when the distance has become large enough to reliably determine the direction + * @property dragLockMinDistance + * @type {Number} + * @default 25 + */ + dragLockMinDistance: 25 + } + }; + })('drag'); /** - * Create a minor line for the axis at position x - * @param {Number} x - * @param {String} orientation "top" or "bottom" (default) - * @private + * @module gestures */ - TimeAxis.prototype._repaintMinorLine = function (x, orientation) { - // reuse redundant line - var line = this.dom.redundant.minorLines.shift(); - - if (!line) { - // create vertical line - line = document.createElement('div'); - line.className = 'grid vertical minor'; - this.dom.background.appendChild(line); - } - this.dom.minorLines.push(line); - - var props = this.props; - if (orientation == 'top') { - line.style.top = props.majorLabelHeight + 'px'; - } - else { - line.style.top = this.body.domProps.top.height + 'px'; - } - line.style.height = props.minorLineHeight + 'px'; - line.style.left = (x - props.minorLineWidth / 2) + 'px'; - }; - /** - * Create a Major line for the axis at position x - * @param {Number} x - * @param {String} orientation "top" or "bottom" (default) - * @private - */ - TimeAxis.prototype._repaintMajorLine = function (x, orientation) { - // reuse redundant line - var line = this.dom.redundant.majorLines.shift(); - - if (!line) { - // create vertical line - line = document.createElement('DIV'); - line.className = 'grid vertical major'; - this.dom.background.appendChild(line); - } - this.dom.majorLines.push(line); - - var props = this.props; - if (orientation == 'top') { - line.style.top = '0'; - } - else { - line.style.top = this.body.domProps.top.height + 'px'; - } - line.style.left = (x - props.majorLineWidth / 2) + 'px'; - line.style.height = props.majorLineHeight + 'px'; + * trigger a simple gesture event, so you can do anything in your handler. + * only usable if you know what your doing... + * + * @class Gesture + * @static + */ + /** + * @event gesture + * @param {Object} ev + */ + Hammer.gestures.Gesture = { + name: 'gesture', + index: 1337, + handler: function releaseGesture(ev, inst) { + inst.trigger(this.name, ev); + } }; /** - * Determine the size of text on the axis (both major and minor axis). - * The size is calculated only once and then cached in this.props. - * @private + * @module gestures + */ + /** + * Touch stays at the same place for x time + * + * @class Hold + * @static + */ + /** + * @event hold + * @param {Object} ev */ - TimeAxis.prototype._calculateCharSize = function () { - // Note: We calculate char size with every redraw. Size may change, for - // example when any of the timelines parents had display:none for example. - - // determine the char width and height on the minor axis - if (!this.dom.measureCharMinor) { - this.dom.measureCharMinor = document.createElement('DIV'); - this.dom.measureCharMinor.className = 'text minor measure'; - this.dom.measureCharMinor.style.position = 'absolute'; - - this.dom.measureCharMinor.appendChild(document.createTextNode('0')); - this.dom.foreground.appendChild(this.dom.measureCharMinor); - } - this.props.minorCharHeight = this.dom.measureCharMinor.clientHeight; - this.props.minorCharWidth = this.dom.measureCharMinor.clientWidth; - - // determine the char width and height on the major axis - if (!this.dom.measureCharMajor) { - this.dom.measureCharMajor = document.createElement('DIV'); - this.dom.measureCharMajor.className = 'text minor measure'; - this.dom.measureCharMajor.style.position = 'absolute'; - - this.dom.measureCharMajor.appendChild(document.createTextNode('0')); - this.dom.foreground.appendChild(this.dom.measureCharMajor); - } - this.props.majorCharHeight = this.dom.measureCharMajor.clientHeight; - this.props.majorCharWidth = this.dom.measureCharMajor.clientWidth; - }; /** - * Snap a date to a rounded value. - * The snap intervals are dependent on the current scale and step. - * @param {Date} date the date to be snapped. - * @return {Date} snappedDate + * @param {String} name */ - TimeAxis.prototype.snap = function(date) { - return this.step.snap(date); - }; + (function(name) { + var timer; - module.exports = TimeAxis; + function holdGesture(ev, inst) { + var options = inst.options, + current = Detection.current; + switch(ev.eventType) { + case EVENT_START: + clearTimeout(timer); -/***/ }, -/* 28 */ -/***/ function(module, exports, __webpack_require__) { + // set the gesture so we can check in the timeout if it still is + current.name = name; - var Hammer = __webpack_require__(41); + // set timer and if after the timeout it still is hold, + // we trigger the hold event + timer = setTimeout(function() { + if(current && current.name == name) { + inst.trigger(name, ev); + } + }, options.holdTimeout); + break; - /** - * @constructor Item - * @param {Object} data Object containing (optional) parameters type, - * start, end, content, group, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} options Configuration options - * // TODO: describe available options - */ - function Item (data, conversion, options) { - this.id = null; - this.parent = null; - this.data = data; - this.dom = null; - this.conversion = conversion || {}; - this.options = options || {}; + case EVENT_MOVE: + if(ev.distance > options.holdThreshold) { + clearTimeout(timer); + } + break; - this.selected = false; - this.displayed = false; - this.dirty = true; + case EVENT_RELEASE: + clearTimeout(timer); + break; + } + } - this.top = null; - this.left = null; - this.width = null; - this.height = null; - } + Hammer.gestures.Hold = { + name: name, + index: 10, + defaults: { + /** + * @property holdTimeout + * @type {Number} + * @default 500 + */ + holdTimeout: 500, + + /** + * movement allowed while holding + * @property holdThreshold + * @type {Number} + * @default 2 + */ + holdThreshold: 2 + }, + handler: holdGesture + }; + })('hold'); /** - * Select current item + * @module gestures */ - Item.prototype.select = function() { - this.selected = true; - if (this.displayed) this.redraw(); - }; - /** - * Unselect current item + * when a touch is being released from the page + * + * @class Release + * @static */ - Item.prototype.unselect = function() { - this.selected = false; - if (this.displayed) this.redraw(); - }; - /** - * Set a parent for the item - * @param {ItemSet | Group} parent + * @event release + * @param {Object} ev */ - Item.prototype.setParent = function(parent) { - if (this.displayed) { - this.hide(); - this.parent = parent; - if (this.parent) { - this.show(); + Hammer.gestures.Release = { + name: 'release', + index: Infinity, + handler: function releaseGesture(ev, inst) { + if(ev.eventType == EVENT_RELEASE) { + inst.trigger(this.name, ev); + } } - } - else { - this.parent = parent; - } }; /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible + * @module gestures */ - Item.prototype.isVisible = function(range) { - // Should be implemented by Item implementations - return false; - }; - /** - * Show the Item in the DOM (when not already visible) - * @return {Boolean} changed + * triggers swipe events when the end velocity is above the threshold + * for best usage, set `preventDefault` (on the drag gesture) to `true` + * ```` + * hammertime.on("dragleft swipeleft", function(ev) { + * console.log(ev); + * ev.gesture.preventDefault(); + * }); + * ```` + * + * @class Swipe + * @static */ - Item.prototype.show = function() { - return false; - }; - /** - * Hide the Item from the DOM (when visible) - * @return {Boolean} changed + * @event swipe + * @param {Object} ev */ - Item.prototype.hide = function() { - return false; - }; - /** - * Repaint the item + * @event swipeleft + * @param {Object} ev */ - Item.prototype.redraw = function() { - // should be implemented by the item - }; - /** - * Reposition the Item horizontally + * @event swiperight + * @param {Object} ev */ - Item.prototype.repositionX = function() { - // should be implemented by the item - }; - /** - * Reposition the Item vertically + * @event swipeup + * @param {Object} ev */ - Item.prototype.repositionY = function() { - // should be implemented by the item - }; - /** - * Repaint a delete button on the top right of the item when the item is selected - * @param {HTMLElement} anchor - * @protected + * @event swipedown + * @param {Object} ev */ - Item.prototype._repaintDeleteButton = function (anchor) { - if (this.selected && this.options.editable.remove && !this.dom.deleteButton) { - // create and show button - var me = this; - - var deleteButton = document.createElement('div'); - deleteButton.className = 'delete'; - deleteButton.title = 'Delete this item'; + Hammer.gestures.Swipe = { + name: 'swipe', + index: 40, + defaults: { + /** + * @property swipeMinTouches + * @type {Number} + * @default 1 + */ + swipeMinTouches: 1, - Hammer(deleteButton, { - preventDefault: true - }).on('tap', function (event) { - me.parent.removeFromDataSet(me); - event.stopPropagation(); - }); + /** + * @property swipeMaxTouches + * @type {Number} + * @default 1 + */ + swipeMaxTouches: 1, - anchor.appendChild(deleteButton); - this.dom.deleteButton = deleteButton; - } - else if (!this.selected && this.dom.deleteButton) { - // remove button - if (this.dom.deleteButton.parentNode) { - this.dom.deleteButton.parentNode.removeChild(this.dom.deleteButton); - } - this.dom.deleteButton = null; - } - }; + /** + * horizontal swipe velocity + * @property swipeVelocityX + * @type {Number} + * @default 0.6 + */ + swipeVelocityX: 0.6, - module.exports = Item; + /** + * vertical swipe velocity + * @property swipeVelocityY + * @type {Number} + * @default 0.6 + */ + swipeVelocityY: 0.6 + }, + handler: function swipeGesture(ev, inst) { + if(ev.eventType == EVENT_RELEASE) { + var touches = ev.touches.length, + options = inst.options; -/***/ }, -/* 29 */ -/***/ function(module, exports, __webpack_require__) { + // max touches + if(touches < options.swipeMinTouches || + touches > options.swipeMaxTouches) { + return; + } - var Item = __webpack_require__(28); + // when the distance we moved is too small we skip this gesture + // or we can be already in dragging + if(ev.velocityX > options.swipeVelocityX || + ev.velocityY > options.swipeVelocityY) { + // trigger swipe events + inst.trigger(this.name, ev); + inst.trigger(this.name + ev.direction, ev); + } + } + } + }; /** - * @constructor ItemBox - * @extends Item - * @param {Object} data Object containing parameters start - * content, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} [options] Configuration options - * // TODO: describe available options + * @module gestures */ - function ItemBox (data, conversion, options) { - this.props = { - dot: { - width: 0, - height: 0 - }, - line: { - width: 0, - height: 0 - } - }; - - // validate data - if (data) { - if (data.start == undefined) { - throw new Error('Property "start" missing in item ' + data); - } - } - - Item.call(this, data, conversion, options); - } - - ItemBox.prototype = new Item (null, null, null); - /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible + * Single tap and a double tap on a place + * + * @class Tap + * @static */ - ItemBox.prototype.isVisible = function(range) { - // determine visibility - // TODO: account for the real width of the item. Right now we just add 1/4 to the window - var interval = (range.end - range.start) / 4; - return (this.data.start > range.start - interval) && (this.data.start < range.end + interval); - }; - /** - * Repaint the item + * @event tap + * @param {Object} ev + */ + /** + * @event doubletap + * @param {Object} ev */ - ItemBox.prototype.redraw = function() { - var dom = this.dom; - if (!dom) { - // create DOM - this.dom = {}; - dom = this.dom; - // create main box - dom.box = document.createElement('DIV'); + /** + * @param {String} name + */ + (function(name) { + var hasMoved = false; - // contents box (inside the background box). used for making margins - dom.content = document.createElement('DIV'); - dom.content.className = 'content'; - dom.box.appendChild(dom.content); + function tapGesture(ev, inst) { + var options = inst.options, + current = Detection.current, + prev = Detection.previous, + sincePrev, + didDoubleTap; - // line to axis - dom.line = document.createElement('DIV'); - dom.line.className = 'line'; + switch(ev.eventType) { + case EVENT_START: + hasMoved = false; + break; - // dot on axis - dom.dot = document.createElement('DIV'); - dom.dot.className = 'dot'; + case EVENT_MOVE: + hasMoved = hasMoved || (ev.distance > options.tapMaxDistance); + break; - // attach this item as attribute - dom.box['timeline-item'] = this; - } + case EVENT_END: + if(!Utils.inStr(ev.srcEvent.type, 'cancel') && ev.deltaTime < options.tapMaxTime && !hasMoved) { + // previous gesture, for the double tap since these are two different gesture detections + sincePrev = prev && prev.lastEvent && ev.timeStamp - prev.lastEvent.timeStamp; + didDoubleTap = false; - // append DOM to parent DOM - if (!this.parent) { - throw new Error('Cannot redraw item: no parent attached'); - } - if (!dom.box.parentNode) { - var foreground = this.parent.dom.foreground; - if (!foreground) throw new Error('Cannot redraw time axis: parent has no foreground container element'); - foreground.appendChild(dom.box); - } - if (!dom.line.parentNode) { - var background = this.parent.dom.background; - if (!background) throw new Error('Cannot redraw time axis: parent has no background container element'); - background.appendChild(dom.line); - } - if (!dom.dot.parentNode) { - var axis = this.parent.dom.axis; - if (!background) throw new Error('Cannot redraw time axis: parent has no axis container element'); - axis.appendChild(dom.dot); - } - this.displayed = true; + // check if double tap + if(prev && prev.name == name && + (sincePrev && sincePrev < options.doubleTapInterval) && + ev.distance < options.doubleTapDistance) { + inst.trigger('doubletap', ev); + didDoubleTap = true; + } - // update contents - if (this.data.content != this.content) { - this.content = this.data.content; - if (this.content instanceof Element) { - dom.content.innerHTML = ''; - dom.content.appendChild(this.content); - } - else if (this.data.content != undefined) { - dom.content.innerHTML = this.content; - } - else { - throw new Error('Property "content" missing in item ' + this.data.id); + // do a single tap + if(!didDoubleTap || options.tapAlways) { + current.name = name; + inst.trigger(current.name, ev); + } + } + break; + } } - this.dirty = true; - } - - // update title - if (this.data.title != this.title) { - dom.box.title = this.data.title; - this.title = this.data.title; - } - - // update class - var className = (this.data.className? ' ' + this.data.className : '') + - (this.selected ? ' selected' : ''); - if (this.className != className) { - this.className = className; - dom.box.className = 'item box' + className; - dom.line.className = 'item line' + className; - dom.dot.className = 'item dot' + className; - - this.dirty = true; - } + Hammer.gestures.Tap = { + name: name, + index: 100, + handler: tapGesture, + defaults: { + /** + * max time of a tap, this is for the slow tappers + * @property tapMaxTime + * @type {Number} + * @default 250 + */ + tapMaxTime: 250, - // recalculate size - if (this.dirty) { - this.props.dot.height = dom.dot.offsetHeight; - this.props.dot.width = dom.dot.offsetWidth; - this.props.line.width = dom.line.offsetWidth; - this.width = dom.box.offsetWidth; - this.height = dom.box.offsetHeight; + /** + * max distance of movement of a tap, this is for the slow tappers + * @property tapMaxDistance + * @type {Number} + * @default 10 + */ + tapMaxDistance: 10, - this.dirty = false; - } + /** + * always trigger the `tap` event, even while double-tapping + * @property tapAlways + * @type {Boolean} + * @default true + */ + tapAlways: true, - this._repaintDeleteButton(dom.box); - }; + /** + * max distance between two taps + * @property doubleTapDistance + * @type {Number} + * @default 20 + */ + doubleTapDistance: 20, + + /** + * max time between two taps + * @property doubleTapInterval + * @type {Number} + * @default 300 + */ + doubleTapInterval: 300 + } + }; + })('tap'); /** - * Show the item in the DOM (when not already displayed). The items DOM will - * be created when needed. + * @module gestures */ - ItemBox.prototype.show = function() { - if (!this.displayed) { - this.redraw(); - } - }; - /** - * Hide the item from the DOM (when visible) + * when a touch is being touched at the page + * + * @class Touch + * @static */ - ItemBox.prototype.hide = function() { - if (this.displayed) { - var dom = this.dom; + /** + * @event touch + * @param {Object} ev + */ + Hammer.gestures.Touch = { + name: 'touch', + index: -Infinity, + defaults: { + /** + * call preventDefault at touchstart, and makes the element blocking by disabling the scrolling of the page, + * but it improves gestures like transforming and dragging. + * be careful with using this, it can be very annoying for users to be stuck on the page + * @property preventDefault + * @type {Boolean} + * @default false + */ + preventDefault: false, - if (dom.box.parentNode) dom.box.parentNode.removeChild(dom.box); - if (dom.line.parentNode) dom.line.parentNode.removeChild(dom.line); - if (dom.dot.parentNode) dom.dot.parentNode.removeChild(dom.dot); + /** + * disable mouse events, so only touch (or pen!) input triggers events + * @property preventMouse + * @type {Boolean} + * @default false + */ + preventMouse: false + }, + handler: function touchGesture(ev, inst) { + if(inst.options.preventMouse && ev.pointerType == POINTER_MOUSE) { + ev.stopDetect(); + return; + } - this.top = null; - this.left = null; + if(inst.options.preventDefault) { + ev.preventDefault(); + } - this.displayed = false; - } + if(ev.eventType == EVENT_TOUCH) { + inst.trigger('touch', ev); + } + } }; /** - * Reposition the item horizontally - * @Override + * @module gestures + */ + /** + * User want to scale or rotate with 2 fingers + * Preventing the default browser behavior is a good way to improve feel and working. This can be done with the + * `preventDefault` option. + * + * @class Transform + * @static + */ + /** + * @event transform + * @param {Object} ev + */ + /** + * @event transformstart + * @param {Object} ev + */ + /** + * @event transformend + * @param {Object} ev + */ + /** + * @event pinchin + * @param {Object} ev + */ + /** + * @event pinchout + * @param {Object} ev + */ + /** + * @event rotate + * @param {Object} ev */ - ItemBox.prototype.repositionX = function() { - var start = this.conversion.toScreen(this.data.start), - align = this.options.align, - left, - box = this.dom.box, - line = this.dom.line, - dot = this.dom.dot; - - // calculate left position of the box - if (align == 'right') { - this.left = start - this.width; - } - else if (align == 'left') { - this.left = start; - } - else { - // default or 'center' - this.left = start - this.width / 2; - } - - // reposition box - box.style.left = this.left + 'px'; - - // reposition line - line.style.left = (start - this.props.line.width / 2) + 'px'; - - // reposition dot - dot.style.left = (start - this.props.dot.width / 2) + 'px'; - }; /** - * Reposition the item vertically - * @Override + * @param {String} name */ - ItemBox.prototype.repositionY = function() { - var orientation = this.options.orientation, - box = this.dom.box, - line = this.dom.line, - dot = this.dom.dot; + (function(name) { + var triggered = false; - if (orientation == 'top') { - box.style.top = (this.top || 0) + 'px'; + function transformGesture(ev, inst) { + switch(ev.eventType) { + case EVENT_START: + triggered = false; + break; - line.style.top = '0'; - line.style.height = (this.parent.top + this.top + 1) + 'px'; - line.style.bottom = ''; - } - else { // orientation 'bottom' - var itemSetHeight = this.parent.itemSet.props.height; // TODO: this is nasty - var lineHeight = itemSetHeight - this.parent.top - this.parent.height + this.top; + case EVENT_MOVE: + // at least multitouch + if(ev.touches.length < 2) { + return; + } - box.style.top = (this.parent.height - this.top - this.height || 0) + 'px'; - line.style.top = (itemSetHeight - lineHeight) + 'px'; - line.style.bottom = '0'; - } + var scaleThreshold = Math.abs(1 - ev.scale); + var rotationThreshold = Math.abs(ev.rotation); - dot.style.top = (-this.props.dot.height / 2) + 'px'; - }; + // when the distance we moved is too small we skip this gesture + // or we can be already in dragging + if(scaleThreshold < inst.options.transformMinScale && + rotationThreshold < inst.options.transformMinRotation) { + return; + } - module.exports = ItemBox; + // we are transforming! + Detection.current.name = name; + // first time, trigger dragstart event + if(!triggered) { + inst.trigger(name + 'start', ev); + triggered = true; + } -/***/ }, -/* 30 */ -/***/ function(module, exports, __webpack_require__) { + inst.trigger(name, ev); // basic transform event - var Item = __webpack_require__(28); + // trigger rotate event + if(rotationThreshold > inst.options.transformMinRotation) { + inst.trigger('rotate', ev); + } - /** - * @constructor ItemPoint - * @extends Item - * @param {Object} data Object containing parameters start - * content, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} [options] Configuration options - * // TODO: describe available options - */ - function ItemPoint (data, conversion, options) { - this.props = { - dot: { - top: 0, - width: 0, - height: 0 - }, - content: { - height: 0, - marginLeft: 0 - } - }; + // trigger pinch event + if(scaleThreshold > inst.options.transformMinScale) { + inst.trigger('pinch', ev); + inst.trigger('pinch' + (ev.scale < 1 ? 'in' : 'out'), ev); + } + break; - // validate data - if (data) { - if (data.start == undefined) { - throw new Error('Property "start" missing in item ' + data); + case EVENT_RELEASE: + if(triggered && ev.changedLength < 2) { + inst.trigger(name + 'end', ev); + triggered = false; + } + break; + } } - } - Item.call(this, data, conversion, options); - } + Hammer.gestures.Transform = { + name: name, + index: 45, + defaults: { + /** + * minimal scale factor, no scale is 1, zoomin is to 0 and zoomout until higher then 1 + * @property transformMinScale + * @type {Number} + * @default 0.01 + */ + transformMinScale: 0.01, + + /** + * rotation in degrees + * @property transformMinRotation + * @type {Number} + * @default 1 + */ + transformMinRotation: 1 + }, - ItemPoint.prototype = new Item (null, null, null); + handler: transformGesture + }; + })('transform'); /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible + * @module hammer */ - ItemPoint.prototype.isVisible = function(range) { - // determine visibility - // TODO: account for the real width of the item. Right now we just add 1/4 to the window - var interval = (range.end - range.start) / 4; - return (this.data.start > range.start - interval) && (this.data.start < range.end + interval); - }; - /** - * Repaint the item - */ - ItemPoint.prototype.redraw = function() { - var dom = this.dom; - if (!dom) { - // create DOM - this.dom = {}; - dom = this.dom; + // AMD export + if(true) { + !(__WEBPACK_AMD_DEFINE_RESULT__ = (function() { + return Hammer; + }.call(exports, __webpack_require__, exports, module)), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); + // commonjs export + } else if(typeof module !== 'undefined' && module.exports) { + module.exports = Hammer; + // browser export + } else { + window.Hammer = Hammer; + } - // background box - dom.point = document.createElement('div'); - // className is updated in redraw() + })(window); - // contents box, right from the dot - dom.content = document.createElement('div'); - dom.content.className = 'content'; - dom.point.appendChild(dom.content); +/***/ }, +/* 20 */ +/***/ function(module, exports, __webpack_require__) { - // dot at start - dom.dot = document.createElement('div'); - dom.point.appendChild(dom.dot); + var util = __webpack_require__(1); + var hammerUtil = __webpack_require__(21); + var moment = __webpack_require__(2); + var Component = __webpack_require__(22); - // attach this item as attribute - dom.point['timeline-item'] = this; - } + /** + * @constructor Range + * A Range controls a numeric range with a start and end value. + * The Range adjusts the range based on mouse events or programmatic changes, + * and triggers events when the range is changing or has been changed. + * @param {{dom: Object, domProps: Object, emitter: Emitter}} body + * @param {Object} [options] See description at Range.setOptions + */ + function Range(body, options) { + var now = moment().hours(0).minutes(0).seconds(0).milliseconds(0); + this.start = now.clone().add('days', -3).valueOf(); // Number + this.end = now.clone().add('days', 4).valueOf(); // Number - // append DOM to parent DOM - if (!this.parent) { - throw new Error('Cannot redraw item: no parent attached'); - } - if (!dom.point.parentNode) { - var foreground = this.parent.dom.foreground; - if (!foreground) { - throw new Error('Cannot redraw time axis: parent has no foreground container element'); - } - foreground.appendChild(dom.point); - } - this.displayed = true; + this.body = body; - // update contents - if (this.data.content != this.content) { - this.content = this.data.content; - if (this.content instanceof Element) { - dom.content.innerHTML = ''; - dom.content.appendChild(this.content); - } - else if (this.data.content != undefined) { - dom.content.innerHTML = this.content; - } - else { - throw new Error('Property "content" missing in item ' + this.data.id); - } + // default options + this.defaultOptions = { + start: null, + end: null, + direction: 'horizontal', // 'horizontal' or 'vertical' + moveable: true, + zoomable: true, + min: null, + max: null, + zoomMin: 10, // milliseconds + zoomMax: 1000 * 60 * 60 * 24 * 365 * 10000 // milliseconds + }; + this.options = util.extend({}, this.defaultOptions); - this.dirty = true; - } + this.props = { + touch: {} + }; + this.animateTimer = null; - // update title - if (this.data.title != this.title) { - dom.point.title = this.data.title; - this.title = this.data.title; - } + // drag listeners for dragging + this.body.emitter.on('dragstart', this._onDragStart.bind(this)); + this.body.emitter.on('drag', this._onDrag.bind(this)); + this.body.emitter.on('dragend', this._onDragEnd.bind(this)); - // update class - var className = (this.data.className? ' ' + this.data.className : '') + - (this.selected ? ' selected' : ''); - if (this.className != className) { - this.className = className; - dom.point.className = 'item point' + className; - dom.dot.className = 'item dot' + className; + // ignore dragging when holding + this.body.emitter.on('hold', this._onHold.bind(this)); - this.dirty = true; - } + // mouse wheel for zooming + this.body.emitter.on('mousewheel', this._onMouseWheel.bind(this)); + this.body.emitter.on('DOMMouseScroll', this._onMouseWheel.bind(this)); // For FF - // recalculate size - if (this.dirty) { - this.width = dom.point.offsetWidth; - this.height = dom.point.offsetHeight; - this.props.dot.width = dom.dot.offsetWidth; - this.props.dot.height = dom.dot.offsetHeight; - this.props.content.height = dom.content.offsetHeight; + // pinch to zoom + this.body.emitter.on('touch', this._onTouch.bind(this)); + this.body.emitter.on('pinch', this._onPinch.bind(this)); - // resize contents - dom.content.style.marginLeft = 2 * this.props.dot.width + 'px'; - //dom.content.style.marginRight = ... + 'px'; // TODO: margin right + this.setOptions(options); + } - dom.dot.style.top = ((this.height - this.props.dot.height) / 2) + 'px'; - dom.dot.style.left = (this.props.dot.width / 2) + 'px'; + Range.prototype = new Component(); - this.dirty = false; - } + /** + * Set options for the range controller + * @param {Object} options Available options: + * {Number | Date | String} start Start date for the range + * {Number | Date | String} end End date for the range + * {Number} min Minimum value for start + * {Number} max Maximum value for end + * {Number} zoomMin Set a minimum value for + * (end - start). + * {Number} zoomMax Set a maximum value for + * (end - start). + * {Boolean} moveable Enable moving of the range + * by dragging. True by default + * {Boolean} zoomable Enable zooming of the range + * by pinching/scrolling. True by default + */ + Range.prototype.setOptions = function (options) { + if (options) { + // copy the options that we know + var fields = ['direction', 'min', 'max', 'zoomMin', 'zoomMax', 'moveable', 'zoomable', 'activate']; + util.selectiveExtend(fields, this.options, options); - this._repaintDeleteButton(dom.point); + if ('start' in options || 'end' in options) { + // apply a new range. both start and end are optional + this.setRange(options.start, options.end); + } + } }; /** - * Show the item in the DOM (when not already visible). The items DOM will - * be created when needed. + * Test whether direction has a valid value + * @param {String} direction 'horizontal' or 'vertical' */ - ItemPoint.prototype.show = function() { - if (!this.displayed) { - this.redraw(); + function validateDirection (direction) { + if (direction != 'horizontal' && direction != 'vertical') { + throw new TypeError('Unknown direction "' + direction + '". ' + + 'Choose "horizontal" or "vertical".'); } - }; + } /** - * Hide the item from the DOM (when visible) + * Set a new start and end range + * @param {Date | Number | String} [start] + * @param {Date | Number | String} [end] + * @param {boolean | number} [animate=false] If true, the range is animated + * smoothly to the new window. + * If animate is a number, the + * number is taken as duration + * Default duration is 500 ms. + * */ - ItemPoint.prototype.hide = function() { - if (this.displayed) { - if (this.dom.point.parentNode) { - this.dom.point.parentNode.removeChild(this.dom.point); + Range.prototype.setRange = function(start, end, animate) { + var _start = start != undefined ? util.convert(start, 'Date').valueOf() : null; + var _end = end != undefined ? util.convert(end, 'Date').valueOf() : null; + + this._cancelAnimation(); + + if (animate) { + var me = this; + var initStart = this.start; + var initEnd = this.end; + var duration = typeof animate === 'number' ? animate : 500; + var initTime = new Date().valueOf(); + var anyChanged = false; + + function next() { + if (!me.props.touch.dragging) { + var now = new Date().valueOf(); + var time = now - initTime; + var done = time > duration; + var s = (done || _start === null) ? _start : util.easeInOutQuad(time, initStart, _start, duration); + var e = (done || _end === null) ? _end : util.easeInOutQuad(time, initEnd, _end, duration); + + changed = me._applyRange(s, e); + anyChanged = anyChanged || changed; + if (changed) { + me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end)}); + } + + if (done) { + if (anyChanged) { + me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end)}); + } + } + else { + // animate with as high as possible frame rate, leave 20 ms in between + // each to prevent the browser from blocking + me.animateTimer = setTimeout(next, 20); + } + } } - this.top = null; - this.left = null; - - this.displayed = false; + return next(); + } + else { + var changed = this._applyRange(_start, _end); + if (changed) { + var params = {start: new Date(this.start), end: new Date(this.end)}; + this.body.emitter.emit('rangechange', params); + this.body.emitter.emit('rangechanged', params); + } } }; /** - * Reposition the item horizontally - * @Override + * Stop an animation + * @private */ - ItemPoint.prototype.repositionX = function() { - var start = this.conversion.toScreen(this.data.start); - - this.left = start - this.props.dot.width; - - // reposition point - this.dom.point.style.left = this.left + 'px'; + Range.prototype._cancelAnimation = function () { + if (this.animateTimer) { + clearTimeout(this.animateTimer); + this.animateTimer = null; + } }; /** - * Reposition the item vertically - * @Override + * Set a new start and end range. This method is the same as setRange, but + * does not trigger a range change and range changed event, and it returns + * true when the range is changed + * @param {Number} [start] + * @param {Number} [end] + * @return {Boolean} changed + * @private */ - ItemPoint.prototype.repositionY = function() { - var orientation = this.options.orientation, - point = this.dom.point; + Range.prototype._applyRange = function(start, end) { + var newStart = (start != null) ? util.convert(start, 'Date').valueOf() : this.start, + newEnd = (end != null) ? util.convert(end, 'Date').valueOf() : this.end, + max = (this.options.max != null) ? util.convert(this.options.max, 'Date').valueOf() : null, + min = (this.options.min != null) ? util.convert(this.options.min, 'Date').valueOf() : null, + diff; - if (orientation == 'top') { - point.style.top = this.top + 'px'; + // check for valid number + if (isNaN(newStart) || newStart === null) { + throw new Error('Invalid start "' + start + '"'); } - else { - point.style.top = (this.parent.height - this.top - this.height) + 'px'; + if (isNaN(newEnd) || newEnd === null) { + throw new Error('Invalid end "' + end + '"'); } - }; - module.exports = ItemPoint; + // prevent start < end + if (newEnd < newStart) { + newEnd = newStart; + } + // prevent start < min + if (min !== null) { + if (newStart < min) { + diff = (min - newStart); + newStart += diff; + newEnd += diff; -/***/ }, -/* 31 */ -/***/ function(module, exports, __webpack_require__) { + // prevent end > max + if (max != null) { + if (newEnd > max) { + newEnd = max; + } + } + } + } - var Hammer = __webpack_require__(41); - var Item = __webpack_require__(28); + // prevent end > max + if (max !== null) { + if (newEnd > max) { + diff = (newEnd - max); + newStart -= diff; + newEnd -= diff; - /** - * @constructor ItemRange - * @extends Item - * @param {Object} data Object containing parameters start, end - * content, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} [options] Configuration options - * // TODO: describe options - */ - function ItemRange (data, conversion, options) { - this.props = { - content: { - width: 0 + // prevent start < min + if (min != null) { + if (newStart < min) { + newStart = min; + } + } } - }; - this.overflow = false; // if contents can overflow (css styling), this flag is set to true + } - // validate data - if (data) { - if (data.start == undefined) { - throw new Error('Property "start" missing in item ' + data.id); + // prevent (end-start) < zoomMin + if (this.options.zoomMin !== null) { + var zoomMin = parseFloat(this.options.zoomMin); + if (zoomMin < 0) { + zoomMin = 0; } - if (data.end == undefined) { - throw new Error('Property "end" missing in item ' + data.id); + if ((newEnd - newStart) < zoomMin) { + if ((this.end - this.start) === zoomMin) { + // ignore this action, we are already zoomed to the minimum + newStart = this.start; + newEnd = this.end; + } + else { + // zoom to the minimum + diff = (zoomMin - (newEnd - newStart)); + newStart -= diff / 2; + newEnd += diff / 2; + } } } - Item.call(this, data, conversion, options); - } + // prevent (end-start) > zoomMax + if (this.options.zoomMax !== null) { + var zoomMax = parseFloat(this.options.zoomMax); + if (zoomMax < 0) { + zoomMax = 0; + } + if ((newEnd - newStart) > zoomMax) { + if ((this.end - this.start) === zoomMax) { + // ignore this action, we are already zoomed to the maximum + newStart = this.start; + newEnd = this.end; + } + else { + // zoom to the maximum + diff = ((newEnd - newStart) - zoomMax); + newStart += diff / 2; + newEnd -= diff / 2; + } + } + } - ItemRange.prototype = new Item (null, null, null); + var changed = (this.start != newStart || this.end != newEnd); - ItemRange.prototype.baseClassName = 'item range'; + this.start = newStart; + this.end = newEnd; + + return changed; + }; /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible + * Retrieve the current range. + * @return {Object} An object with start and end properties */ - ItemRange.prototype.isVisible = function(range) { - // determine visibility - return (this.data.start < range.end) && (this.data.end > range.start); + Range.prototype.getRange = function() { + return { + start: this.start, + end: this.end + }; }; /** - * Repaint the item + * Calculate the conversion offset and scale for current range, based on + * the provided width + * @param {Number} width + * @returns {{offset: number, scale: number}} conversion */ - ItemRange.prototype.redraw = function() { - var dom = this.dom; - if (!dom) { - // create DOM - this.dom = {}; - dom = this.dom; - - // background box - dom.box = document.createElement('div'); - // className is updated in redraw() - - // contents box - dom.content = document.createElement('div'); - dom.content.className = 'content'; - dom.box.appendChild(dom.content); - - // attach this item as attribute - dom.box['timeline-item'] = this; - } - - // append DOM to parent DOM - if (!this.parent) { - throw new Error('Cannot redraw item: no parent attached'); - } - if (!dom.box.parentNode) { - var foreground = this.parent.dom.foreground; - if (!foreground) { - throw new Error('Cannot redraw time axis: parent has no foreground container element'); - } - foreground.appendChild(dom.box); - } - this.displayed = true; - - // update contents - if (this.data.content != this.content) { - this.content = this.data.content; - if (this.content instanceof Element) { - dom.content.innerHTML = ''; - dom.content.appendChild(this.content); - } - else if (this.data.content != undefined) { - dom.content.innerHTML = this.content; - } - else { - throw new Error('Property "content" missing in item ' + this.data.id); - } - - this.dirty = true; - } + Range.prototype.conversion = function (width) { + return Range.conversion(this.start, this.end, width); + }; - // update title - if (this.data.title != this.title) { - dom.box.title = this.data.title; - this.title = this.data.title; + /** + * Static method to calculate the conversion offset and scale for a range, + * based on the provided start, end, and width + * @param {Number} start + * @param {Number} end + * @param {Number} width + * @returns {{offset: number, scale: number}} conversion + */ + Range.conversion = function (start, end, width) { + if (width != 0 && (end - start != 0)) { + return { + offset: start, + scale: width / (end - start) + } } - - // update class - var className = (this.data.className ? (' ' + this.data.className) : '') + - (this.selected ? ' selected' : ''); - if (this.className != className) { - this.className = className; - dom.box.className = this.baseClassName + className; - - this.dirty = true; + else { + return { + offset: 0, + scale: 1 + }; } + }; - // recalculate size - if (this.dirty) { - // determine from css whether this box has overflow - this.overflow = window.getComputedStyle(dom.content).overflow !== 'hidden'; + /** + * Start dragging horizontally or vertically + * @param {Event} event + * @private + */ + Range.prototype._onDragStart = function(event) { + // only allow dragging when configured as movable + if (!this.options.moveable) return; - this.props.content.width = this.dom.content.offsetWidth; - this.height = this.dom.box.offsetHeight; + // refuse to drag when we where pinching to prevent the timeline make a jump + // when releasing the fingers in opposite order from the touch screen + if (!this.props.touch.allowDragging) return; - this.dirty = false; - } + this.props.touch.start = this.start; + this.props.touch.end = this.end; + this.props.touch.dragging = true; - this._repaintDeleteButton(dom.box); - this._repaintDragLeft(); - this._repaintDragRight(); + if (this.body.dom.root) { + this.body.dom.root.style.cursor = 'move'; + } }; /** - * Show the item in the DOM (when not already visible). The items DOM will - * be created when needed. + * Perform dragging operation + * @param {Event} event + * @private */ - ItemRange.prototype.show = function() { - if (!this.displayed) { - this.redraw(); - } + Range.prototype._onDrag = function (event) { + // only allow dragging when configured as movable + if (!this.options.moveable) return; + var direction = this.options.direction; + validateDirection(direction); + // refuse to drag when we where pinching to prevent the timeline make a jump + // when releasing the fingers in opposite order from the touch screen + if (!this.props.touch.allowDragging) return; + var delta = (direction == 'horizontal') ? event.gesture.deltaX : event.gesture.deltaY, + interval = (this.props.touch.end - this.props.touch.start), + width = (direction == 'horizontal') ? this.body.domProps.center.width : this.body.domProps.center.height, + diffRange = -delta / width * interval; + this._applyRange(this.props.touch.start + diffRange, this.props.touch.end + diffRange); + this.body.emitter.emit('rangechange', { + start: new Date(this.start), + end: new Date(this.end) + }); }; /** - * Hide the item from the DOM (when visible) - * @return {Boolean} changed + * Stop dragging operation + * @param {event} event + * @private */ - ItemRange.prototype.hide = function() { - if (this.displayed) { - var box = this.dom.box; - - if (box.parentNode) { - box.parentNode.removeChild(box); - } + Range.prototype._onDragEnd = function (event) { + // only allow dragging when configured as movable + if (!this.options.moveable) return; - this.top = null; - this.left = null; + // refuse to drag when we where pinching to prevent the timeline make a jump + // when releasing the fingers in opposite order from the touch screen + if (!this.props.touch.allowDragging) return; - this.displayed = false; + this.props.touch.dragging = false; + if (this.body.dom.root) { + this.body.dom.root.style.cursor = 'auto'; } + + // fire a rangechanged event + this.body.emitter.emit('rangechanged', { + start: new Date(this.start), + end: new Date(this.end) + }); }; /** - * Reposition the item horizontally - * @Override + * Event handler for mouse wheel event, used to zoom + * Code from http://adomas.org/javascript-mouse-wheel/ + * @param {Event} event + * @private */ - ItemRange.prototype.repositionX = function() { - var props = this.props, - parentWidth = this.parent.width, - start = this.conversion.toScreen(this.data.start), - end = this.conversion.toScreen(this.data.end), - padding = this.options.padding, - contentLeft; + Range.prototype._onMouseWheel = function(event) { + // only allow zooming when configured as zoomable and moveable + if (!(this.options.zoomable && this.options.moveable)) return; - // limit the width of the this, as browsers cannot draw very wide divs - if (start < -parentWidth) { - start = -parentWidth; - } - if (end > 2 * parentWidth) { - end = 2 * parentWidth; + // retrieve delta + var delta = 0; + if (event.wheelDelta) { /* IE/Opera. */ + delta = event.wheelDelta / 120; + } else if (event.detail) { /* Mozilla case. */ + // In Mozilla, sign of delta is different than in IE. + // Also, delta is multiple of 3. + delta = -event.detail / 3; } - var boxWidth = Math.max(end - start, 1); - if (this.overflow) { - // when range exceeds left of the window, position the contents at the left of the visible area - contentLeft = Math.max(-start, 0); + // If delta is nonzero, handle it. + // Basically, delta is now positive if wheel was scrolled up, + // and negative, if wheel was scrolled down. + if (delta) { + // perform the zoom action. Delta is normally 1 or -1 - this.left = start; - this.width = boxWidth + this.props.content.width; - // Note: The calculation of width is an optimistic calculation, giving - // a width which will not change when moving the Timeline - // So no restacking needed, which is nicer for the eye; - } - else { // no overflow - // when range exceeds left of the window, position the contents at the left of the visible area - if (start < 0) { - contentLeft = Math.min(-start, - (end - start - props.content.width - 2 * padding)); - // TODO: remove the need for options.padding. it's terrible. + // adjust a negative delta such that zooming in with delta 0.1 + // equals zooming out with a delta -0.1 + var scale; + if (delta < 0) { + scale = 1 - (delta / 5); } else { - contentLeft = 0; + scale = 1 / (1 + (delta / 5)) ; } - this.left = start; - this.width = boxWidth; + // calculate center, the date to zoom around + var gesture = hammerUtil.fakeGesture(this, event), + pointer = getPointer(gesture.center, this.body.dom.center), + pointerDate = this._pointerToDate(pointer); + + this.zoom(scale, pointerDate); } - this.dom.box.style.left = this.left + 'px'; - this.dom.box.style.width = boxWidth + 'px'; - this.dom.content.style.left = contentLeft + 'px'; + // Prevent default actions caused by mouse wheel + // (else the page and timeline both zoom and scroll) + event.preventDefault(); }; /** - * Reposition the item vertically - * @Override + * Start of a touch gesture + * @private */ - ItemRange.prototype.repositionY = function() { - var orientation = this.options.orientation, - box = this.dom.box; - - if (orientation == 'top') { - box.style.top = this.top + 'px'; - } - else { - box.style.top = (this.parent.height - this.top - this.height) + 'px'; - } + Range.prototype._onTouch = function (event) { + this.props.touch.start = this.start; + this.props.touch.end = this.end; + this.props.touch.allowDragging = true; + this.props.touch.center = null; }; /** - * Repaint a drag area on the left side of the range when the range is selected - * @protected + * On start of a hold gesture + * @private */ - ItemRange.prototype._repaintDragLeft = function () { - if (this.selected && this.options.editable.updateTime && !this.dom.dragLeft) { - // create and show drag area - var dragLeft = document.createElement('div'); - dragLeft.className = 'drag-left'; - dragLeft.dragLeftItem = this; - - // TODO: this should be redundant? - Hammer(dragLeft, { - preventDefault: true - }).on('drag', function () { - //console.log('drag left') - }); - - this.dom.box.appendChild(dragLeft); - this.dom.dragLeft = dragLeft; - } - else if (!this.selected && this.dom.dragLeft) { - // delete drag area - if (this.dom.dragLeft.parentNode) { - this.dom.dragLeft.parentNode.removeChild(this.dom.dragLeft); - } - this.dom.dragLeft = null; - } + Range.prototype._onHold = function () { + this.props.touch.allowDragging = false; }; /** - * Repaint a drag area on the right side of the range when the range is selected - * @protected + * Handle pinch event + * @param {Event} event + * @private */ - ItemRange.prototype._repaintDragRight = function () { - if (this.selected && this.options.editable.updateTime && !this.dom.dragRight) { - // create and show drag area - var dragRight = document.createElement('div'); - dragRight.className = 'drag-right'; - dragRight.dragRightItem = this; - - // TODO: this should be redundant? - Hammer(dragRight, { - preventDefault: true - }).on('drag', function () { - //console.log('drag right') - }); - - this.dom.box.appendChild(dragRight); - this.dom.dragRight = dragRight; - } - else if (!this.selected && this.dom.dragRight) { - // delete drag area - if (this.dom.dragRight.parentNode) { - this.dom.dragRight.parentNode.removeChild(this.dom.dragRight); - } - this.dom.dragRight = null; - } - }; + Range.prototype._onPinch = function (event) { + // only allow zooming when configured as zoomable and moveable + if (!(this.options.zoomable && this.options.moveable)) return; - module.exports = ItemRange; + this.props.touch.allowDragging = false; + if (event.gesture.touches.length > 1) { + if (!this.props.touch.center) { + this.props.touch.center = getPointer(event.gesture.center, this.body.dom.center); + } -/***/ }, -/* 32 */ -/***/ function(module, exports, __webpack_require__) { + var scale = 1 / event.gesture.scale, + initDate = this._pointerToDate(this.props.touch.center); - var Emitter = __webpack_require__(49); - var Hammer = __webpack_require__(41); - var mousetrap = __webpack_require__(50); - var util = __webpack_require__(1); - var hammerUtil = __webpack_require__(43); - var DataSet = __webpack_require__(3); - var DataView = __webpack_require__(4); - var dotparser = __webpack_require__(38); - var gephiParser = __webpack_require__(39); - var Groups = __webpack_require__(34); - var Images = __webpack_require__(35); - var Node = __webpack_require__(36); - var Edge = __webpack_require__(33); - var Popup = __webpack_require__(37); - var MixinLoader = __webpack_require__(47); - var Activator = __webpack_require__(48); - var locales = __webpack_require__(45); + // calculate new start and end + var newStart = parseInt(initDate + (this.props.touch.start - initDate) * scale); + var newEnd = parseInt(initDate + (this.props.touch.end - initDate) * scale); - // Load custom shapes into CanvasRenderingContext2D - __webpack_require__(46); + // apply new range + this.setRange(newStart, newEnd); + } + }; /** - * @constructor Network - * Create a network visualization, displaying nodes and edges. - * - * @param {Element} container The DOM element in which the Network will - * be created. Normally a div element. - * @param {Object} data An object containing parameters - * {Array} nodes - * {Array} edges - * @param {Object} options Options + * Helper function to calculate the center date for zooming + * @param {{x: Number, y: Number}} pointer + * @return {number} date + * @private */ - function Network (container, data, options) { - if (!(this instanceof Network)) { - throw new SyntaxError('Constructor must be called with the new operator'); - } - - this._initializeMixinLoaders(); + Range.prototype._pointerToDate = function (pointer) { + var conversion; + var direction = this.options.direction; - // create variables and set default values - this.containerElement = container; + validateDirection(direction); - // render and calculation settings - this.renderRefreshRate = 60; // hz (fps) - this.renderTimestep = 1000 / this.renderRefreshRate; // ms -- saves calculation later on - this.renderTime = 0.5 * this.renderTimestep; // measured time it takes to render a frame - this.maxPhysicsTicksPerRender = 3; // max amount of physics ticks per render step. - this.physicsDiscreteStepsize = 0.50; // discrete stepsize of the simulation + if (direction == 'horizontal') { + var width = this.body.domProps.center.width; + conversion = this.conversion(width); + return pointer.x / conversion.scale + conversion.offset; + } + else { + var height = this.body.domProps.center.height; + conversion = this.conversion(height); + return pointer.y / conversion.scale + conversion.offset; + } + }; - this.initializing = true; + /** + * Get the pointer location relative to the location of the dom element + * @param {{pageX: Number, pageY: Number}} touch + * @param {Element} element HTML DOM element + * @return {{x: Number, y: Number}} pointer + * @private + */ + function getPointer (touch, element) { + return { + x: touch.pageX - util.getAbsoluteLeft(element), + y: touch.pageY - util.getAbsoluteTop(element) + }; + } - this.triggerFunctions = {add:null,edit:null,editEdge:null,connect:null,del:null}; + /** + * Zoom the range the given scale in or out. Start and end date will + * be adjusted, and the timeline will be redrawn. You can optionally give a + * date around which to zoom. + * For example, try scale = 0.9 or 1.1 + * @param {Number} scale Scaling factor. Values above 1 will zoom out, + * values below 1 will zoom in. + * @param {Number} [center] Value representing a date around which will + * be zoomed. + */ + Range.prototype.zoom = function(scale, center) { + // if centerDate is not provided, take it half between start Date and end Date + if (center == null) { + center = (this.start + this.end) / 2; + } - // set constant values - this.defaultOptions = { - nodes: { - mass: 1, - radiusMin: 10, - radiusMax: 30, - radius: 10, - shape: 'ellipse', - image: undefined, - widthMin: 16, // px - widthMax: 64, // px - fixed: false, - fontColor: 'black', - fontSize: 14, // px - fontFace: 'verdana', - level: -1, - color: { - border: '#2B7CE9', - background: '#97C2FC', - highlight: { - border: '#2B7CE9', - background: '#D2E5FF' - }, - hover: { - border: '#2B7CE9', - background: '#D2E5FF' - } - }, - borderColor: '#2B7CE9', - backgroundColor: '#97C2FC', - highlightColor: '#D2E5FF', - group: undefined, - borderWidth: 1 - }, - edges: { - widthMin: 1, - widthMax: 15, - width: 1, - widthSelectionMultiplier: 2, - hoverWidth: 1.5, - style: 'line', - color: { - color:'#848484', - highlight:'#848484', - hover: '#848484' - }, - fontColor: '#343434', - fontSize: 14, // px - fontFace: 'arial', - fontFill: 'white', - arrowScaleFactor: 1, - dash: { - length: 10, - gap: 5, - altLength: undefined - }, - inheritColor: "from" // to, from, false, true (== from) - }, - configurePhysics:false, - physics: { - barnesHut: { - enabled: true, - theta: 1 / 0.6, // inverted to save time during calculation - gravitationalConstant: -2000, - centralGravity: 0.3, - springLength: 95, - springConstant: 0.04, - damping: 0.09 - }, - repulsion: { - centralGravity: 0.0, - springLength: 200, - springConstant: 0.05, - nodeDistance: 100, - damping: 0.09 - }, - hierarchicalRepulsion: { - enabled: false, - centralGravity: 0.0, - springLength: 100, - springConstant: 0.01, - nodeDistance: 150, - damping: 0.09 - }, - damping: null, - centralGravity: null, - springLength: null, - springConstant: null - }, - clustering: { // Per Node in Cluster = PNiC - enabled: false, // (Boolean) | global on/off switch for clustering. - initialMaxNodes: 100, // (# nodes) | if the initial amount of nodes is larger than this, we cluster until the total number is less than this threshold. - clusterThreshold:500, // (# nodes) | during calculate forces, we check if the total number of nodes is larger than this. If it is, cluster until reduced to reduceToNodes - reduceToNodes:300, // (# nodes) | during calculate forces, we check if the total number of nodes is larger than clusterThreshold. If it is, cluster until reduced to this - chainThreshold: 0.4, // (% of all drawn nodes)| maximum percentage of allowed chainnodes (long strings of connected nodes) within all nodes. (lower means less chains). - clusterEdgeThreshold: 20, // (px) | edge length threshold. if smaller, this node is clustered. - sectorThreshold: 100, // (# nodes in cluster) | cluster size threshold. If larger, expanding in own sector. - screenSizeThreshold: 0.2, // (% of canvas) | relative size threshold. If the width or height of a clusternode takes up this much of the screen, decluster node. - fontSizeMultiplier: 4.0, // (px PNiC) | how much the cluster font size grows per node in cluster (in px). - maxFontSize: 1000, - forceAmplification: 0.1, // (multiplier PNiC) | factor of increase fo the repulsion force of a cluster (per node in cluster). - distanceAmplification: 0.1, // (multiplier PNiC) | factor how much the repulsion distance of a cluster increases (per node in cluster). - edgeGrowth: 20, // (px PNiC) | amount of clusterSize connected to the edge is multiplied with this and added to edgeLength. - nodeScaling: {width: 1, // (px PNiC) | growth of the width per node in cluster. - height: 1, // (px PNiC) | growth of the height per node in cluster. - radius: 1}, // (px PNiC) | growth of the radius per node in cluster. - maxNodeSizeIncrements: 600, // (# increments) | max growth of the width per node in cluster. - activeAreaBoxSize: 80, // (px) | box area around the curser where clusters are popped open. - clusterLevelDifference: 2 - }, - navigation: { - enabled: false - }, - keyboard: { - enabled: false, - speed: {x: 10, y: 10, zoom: 0.02} - }, - dataManipulation: { - enabled: false, - initiallyVisible: false - }, - hierarchicalLayout: { - enabled:false, - levelSeparation: 150, - nodeSpacing: 100, - direction: "UD" // UD, DU, LR, RL - }, - freezeForStabilization: false, - smoothCurves: { - enabled: true, - dynamic: true, - type: "continuous", - roundness: 0.5 - }, - dynamicSmoothCurves: true, - maxVelocity: 30, - minVelocity: 0.1, // px/s - stabilize: true, // stabilize before displaying the network - stabilizationIterations: 1000, // maximum number of iteration to stabilize - locale: 'en', - locales: locales, - tooltip: { - delay: 300, - fontColor: 'black', - fontSize: 14, // px - fontFace: 'verdana', - color: { - border: '#666', - background: '#FFFFC6' - } - }, - dragNetwork: true, - dragNodes: true, - zoomable: true, - hover: false, - hideEdgesOnDrag: false, - hideNodesOnDrag: false, - width : '100%', - height : '100%', - selectable: true - }; - this.constants = util.extend({}, this.defaultOptions); + // calculate new start and end + var newStart = center + (this.start - center) * scale; + var newEnd = center + (this.end - center) * scale; - this.hoverObj = {nodes:{},edges:{}}; - this.controlNodesActive = false; + this.setRange(newStart, newEnd); + }; - // Node variables - var network = this; - this.groups = new Groups(); // object with groups - this.images = new Images(); // object with images - this.images.setOnloadCallback(function () { - network._redraw(); - }); + /** + * Move the range with a given delta to the left or right. Start and end + * value will be adjusted. For example, try delta = 0.1 or -0.1 + * @param {Number} delta Moving amount. Positive value will move right, + * negative value will move left + */ + Range.prototype.move = function(delta) { + // zoom start Date and end Date relative to the centerDate + var diff = (this.end - this.start); - // keyboard navigation variables - this.xIncrement = 0; - this.yIncrement = 0; - this.zoomIncrement = 0; + // apply new values + var newStart = this.start + diff * delta; + var newEnd = this.end + diff * delta; - // loading all the mixins: - // load the force calculation functions, grouped under the physics system. - this._loadPhysicsSystem(); - // create a frame and canvas - this._create(); - // load the sector system. (mandatory, fully integrated with Network) - this._loadSectorSystem(); - // load the cluster system. (mandatory, even when not using the cluster system, there are function calls to it) - this._loadClusterSystem(); - // load the selection system. (mandatory, required by Network) - this._loadSelectionSystem(); - // load the selection system. (mandatory, required by Network) - this._loadHierarchySystem(); + // TODO: reckon with min and max range - // apply options - this._setTranslation(this.frame.clientWidth / 2, this.frame.clientHeight / 2); - this._setScale(1); - this.setOptions(options); + this.start = newStart; + this.end = newEnd; + }; - // other vars - this.freezeSimulation = false;// freeze the simulation - this.cachedFunctions = {}; - this.stabilized = false; - this.stabilizationIterations = null; + /** + * Move the range to a new center point + * @param {Number} moveTo New center point of the range + */ + Range.prototype.moveTo = function(moveTo) { + var center = (this.start + this.end) / 2; - // containers for nodes and edges - this.calculationNodes = {}; - this.calculationNodeIndices = []; - this.nodeIndices = []; // array with all the indices of the nodes. Used to speed up forces calculation - this.nodes = {}; // object with Node objects - this.edges = {}; // object with Edge objects + var diff = center - moveTo; - // position and scale variables and objects - this.canvasTopLeft = {"x": 0,"y": 0}; // coordinates of the top left of the canvas. they will be set during _redraw. - this.canvasBottomRight = {"x": 0,"y": 0}; // coordinates of the bottom right of the canvas. they will be set during _redraw - this.pointerPosition = {"x": 0,"y": 0}; // coordinates of the bottom right of the canvas. they will be set during _redraw - this.areaCenter = {}; // object with x and y elements used for determining the center of the zoom action - this.scale = 1; // defining the global scale variable in the constructor - this.previousScale = this.scale; // this is used to check if the zoom operation is zooming in or out + // calculate new start and end + var newStart = this.start - diff; + var newEnd = this.end - diff; - // datasets or dataviews - this.nodesData = null; // A DataSet or DataView - this.edgesData = null; // A DataSet or DataView + this.setRange(newStart, newEnd); + }; - // create event listeners used to subscribe on the DataSets of the nodes and edges - this.nodesListeners = { - 'add': function (event, params) { - network._addNodes(params.items); - network.start(); - }, - 'update': function (event, params) { - network._updateNodes(params.items); - network.start(); - }, - 'remove': function (event, params) { - network._removeNodes(params.items); - network.start(); - } - }; - this.edgesListeners = { - 'add': function (event, params) { - network._addEdges(params.items); - network.start(); - }, - 'update': function (event, params) { - network._updateEdges(params.items); - network.start(); - }, - 'remove': function (event, params) { - network._removeEdges(params.items); - network.start(); - } - }; + module.exports = Range; + + +/***/ }, +/* 21 */ +/***/ function(module, exports, __webpack_require__) { + + var Hammer = __webpack_require__(18); + + /** + * Fake a hammer.js gesture. Event can be a ScrollEvent or MouseMoveEvent + * @param {Element} element + * @param {Event} event + */ + exports.fakeGesture = function(element, event) { + var eventType = null; + + // for hammer.js 1.0.5 + // var gesture = Hammer.event.collectEventData(this, eventType, event); + + // for hammer.js 1.0.6+ + var touches = Hammer.event.getTouchList(event, eventType); + var gesture = Hammer.event.collectEventData(this, eventType, touches, event); + + // on IE in standards mode, no touches are recognized by hammer.js, + // resulting in NaN values for center.pageX and center.pageY + if (isNaN(gesture.center.pageX)) { + gesture.center.pageX = event.pageX; + } + if (isNaN(gesture.center.pageY)) { + gesture.center.pageY = event.pageY; + } + + return gesture; + }; + + +/***/ }, +/* 22 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * Prototype for visual components + * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} [body] + * @param {Object} [options] + */ + function Component (body, options) { + this.options = null; + this.props = null; + } + + /** + * Set options for the component. The new options will be merged into the + * current options. + * @param {Object} options + */ + Component.prototype.setOptions = function(options) { + if (options) { + util.extend(this.options, options); + } + }; + + /** + * Repaint the component + * @return {boolean} Returns true if the component is resized + */ + Component.prototype.redraw = function() { + // should be implemented by the component + return false; + }; + + /** + * Destroy the component. Cleanup DOM and event listeners + */ + Component.prototype.destroy = function() { + // should be implemented by the component + }; + + /** + * Test whether the component is resized since the last time _isResized() was + * called. + * @return {Boolean} Returns true if the component is resized + * @protected + */ + Component.prototype._isResized = function() { + var resized = (this.props._previousWidth !== this.props.width || + this.props._previousHeight !== this.props.height); + + this.props._previousWidth = this.props.width; + this.props._previousHeight = this.props.height; + + return resized; + }; + + module.exports = Component; + + +/***/ }, +/* 23 */ +/***/ function(module, exports, __webpack_require__) { + + var Emitter = __webpack_require__(10); + var Hammer = __webpack_require__(18); + var util = __webpack_require__(1); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(8); + var Range = __webpack_require__(20); + var TimeAxis = __webpack_require__(24); + var CurrentTime = __webpack_require__(26); + var CustomTime = __webpack_require__(28); + var ItemSet = __webpack_require__(29); + var Activator = __webpack_require__(36); + + /** + * Create a timeline visualization + * @param {HTMLElement} container + * @param {vis.DataSet | Array | google.visualization.DataTable} [items] + * @param {Object} [options] See Core.setOptions for the available options. + * @constructor + */ + function Core () {} + + // turn Core into an event emitter + Emitter(Core.prototype); + + /** + * Create the main DOM for the Core: a root panel containing left, right, + * top, bottom, content, and background panel. + * @param {Element} container The container element where the Core will + * be attached. + * @private + */ + Core.prototype._create = function (container) { + this.dom = {}; + + this.dom.root = document.createElement('div'); + this.dom.background = document.createElement('div'); + this.dom.backgroundVertical = document.createElement('div'); + this.dom.backgroundHorizontal = document.createElement('div'); + this.dom.centerContainer = document.createElement('div'); + this.dom.leftContainer = document.createElement('div'); + this.dom.rightContainer = document.createElement('div'); + this.dom.center = document.createElement('div'); + this.dom.left = document.createElement('div'); + this.dom.right = document.createElement('div'); + this.dom.top = document.createElement('div'); + this.dom.bottom = document.createElement('div'); + this.dom.shadowTop = document.createElement('div'); + this.dom.shadowBottom = document.createElement('div'); + this.dom.shadowTopLeft = document.createElement('div'); + this.dom.shadowBottomLeft = document.createElement('div'); + this.dom.shadowTopRight = document.createElement('div'); + this.dom.shadowBottomRight = document.createElement('div'); + + this.dom.root.className = 'vis timeline root'; + this.dom.background.className = 'vispanel background'; + this.dom.backgroundVertical.className = 'vispanel background vertical'; + this.dom.backgroundHorizontal.className = 'vispanel background horizontal'; + this.dom.centerContainer.className = 'vispanel center'; + this.dom.leftContainer.className = 'vispanel left'; + this.dom.rightContainer.className = 'vispanel right'; + this.dom.top.className = 'vispanel top'; + this.dom.bottom.className = 'vispanel bottom'; + this.dom.left.className = 'content'; + this.dom.center.className = 'content'; + this.dom.right.className = 'content'; + this.dom.shadowTop.className = 'shadow top'; + this.dom.shadowBottom.className = 'shadow bottom'; + this.dom.shadowTopLeft.className = 'shadow top'; + this.dom.shadowBottomLeft.className = 'shadow bottom'; + this.dom.shadowTopRight.className = 'shadow top'; + this.dom.shadowBottomRight.className = 'shadow bottom'; - // properties for the animation - this.moving = true; - this.timer = undefined; // Scheduling function. Is definded in this.start(); + this.dom.root.appendChild(this.dom.background); + this.dom.root.appendChild(this.dom.backgroundVertical); + this.dom.root.appendChild(this.dom.backgroundHorizontal); + this.dom.root.appendChild(this.dom.centerContainer); + this.dom.root.appendChild(this.dom.leftContainer); + this.dom.root.appendChild(this.dom.rightContainer); + this.dom.root.appendChild(this.dom.top); + this.dom.root.appendChild(this.dom.bottom); - // load data (the disable start variable will be the same as the enabled clustering) - this.setData(data,this.constants.clustering.enabled || this.constants.hierarchicalLayout.enabled); + this.dom.centerContainer.appendChild(this.dom.center); + this.dom.leftContainer.appendChild(this.dom.left); + this.dom.rightContainer.appendChild(this.dom.right); - // hierarchical layout - this.initializing = false; - if (this.constants.hierarchicalLayout.enabled == true) { - this._setupHierarchicalLayout(); - } - else { - // zoom so all data will fit on the screen, if clustering is enabled, we do not want start to be called here. - if (this.constants.stabilize == false) { - this.zoomExtent(true,this.constants.clustering.enabled); - } - } + this.dom.centerContainer.appendChild(this.dom.shadowTop); + this.dom.centerContainer.appendChild(this.dom.shadowBottom); + this.dom.leftContainer.appendChild(this.dom.shadowTopLeft); + this.dom.leftContainer.appendChild(this.dom.shadowBottomLeft); + this.dom.rightContainer.appendChild(this.dom.shadowTopRight); + this.dom.rightContainer.appendChild(this.dom.shadowBottomRight); - // if clustering is disabled, the simulation will have started in the setData function - if (this.constants.clustering.enabled) { - this.startWithClustering(); - } - } + this.on('rangechange', this.redraw.bind(this)); + this.on('change', this.redraw.bind(this)); + this.on('touch', this._onTouch.bind(this)); + this.on('pinch', this._onPinch.bind(this)); + this.on('dragstart', this._onDragStart.bind(this)); + this.on('drag', this._onDrag.bind(this)); - // Extend Network with an Emitter mixin - Emitter(Network.prototype); + // create event listeners for all interesting events, these events will be + // emitted via emitter + this.hammer = Hammer(this.dom.root, { + prevent_default: true + }); + this.listeners = {}; - /** - * Get the script path where the vis.js library is located - * - * @returns {string | null} path Path or null when not found. Path does not - * end with a slash. - * @private - */ - Network.prototype._getScriptPath = function() { - var scripts = document.getElementsByTagName( 'script' ); + var me = this; + var events = [ + 'touch', 'pinch', + 'tap', 'doubletap', 'hold', + 'dragstart', 'drag', 'dragend', + 'mousewheel', 'DOMMouseScroll' // DOMMouseScroll is needed for Firefox + ]; + events.forEach(function (event) { + var listener = function () { + var args = [event].concat(Array.prototype.slice.call(arguments, 0)); + if (me.isActive()) { + me.emit.apply(me, args); + } + }; + me.hammer.on(event, listener); + me.listeners[event] = listener; + }); - // find script named vis.js or vis.min.js - for (var i = 0; i < scripts.length; i++) { - var src = scripts[i].src; - var match = src && /\/?vis(.min)?\.js$/.exec(src); - if (match) { - // return path without the script name - return src.substring(0, src.length - match[0].length); - } - } + // size properties of each of the panels + this.props = { + root: {}, + background: {}, + centerContainer: {}, + leftContainer: {}, + rightContainer: {}, + center: {}, + left: {}, + right: {}, + top: {}, + bottom: {}, + border: {}, + scrollTop: 0, + scrollTopMin: 0 + }; + this.touch = {}; // store state information needed for touch events - return null; + // attach the root panel to the provided container + if (!container) throw new Error('No container provided'); + container.appendChild(this.dom.root); }; - /** - * Find the center position of the network - * @private + * Set options. Options will be passed to all components loaded in the Timeline. + * @param {Object} [options] + * {String} orientation + * Vertical orientation for the Timeline, + * can be 'bottom' (default) or 'top'. + * {String | Number} width + * Width for the timeline, a number in pixels or + * a css string like '1000px' or '75%'. '100%' by default. + * {String | Number} height + * Fixed height for the Timeline, a number in pixels or + * a css string like '400px' or '75%'. If undefined, + * The Timeline will automatically size such that + * its contents fit. + * {String | Number} minHeight + * Minimum height for the Timeline, a number in pixels or + * a css string like '400px' or '75%'. + * {String | Number} maxHeight + * Maximum height for the Timeline, a number in pixels or + * a css string like '400px' or '75%'. + * {Number | Date | String} start + * Start date for the visible window + * {Number | Date | String} end + * End date for the visible window */ - Network.prototype._getRange = function() { - var minY = 1e9, maxY = -1e9, minX = 1e9, maxX = -1e9, node; - for (var nodeId in this.nodes) { - if (this.nodes.hasOwnProperty(nodeId)) { - node = this.nodes[nodeId]; - if (minX > (node.x)) {minX = node.x;} - if (maxX < (node.x)) {maxX = node.x;} - if (minY > (node.y)) {minY = node.y;} - if (maxY < (node.y)) {maxY = node.y;} + Core.prototype.setOptions = function (options) { + if (options) { + // copy the known options + var fields = ['width', 'height', 'minHeight', 'maxHeight', 'autoResize', 'start', 'end', 'orientation', 'clickToUse']; + util.selectiveExtend(fields, this.options, options); + + if ('clickToUse' in options) { + if (options.clickToUse) { + this.activator = new Activator(this.dom.root); + } + else { + if (this.activator) { + this.activator.destroy(); + delete this.activator; + } + } } + + // enable/disable autoResize + this._initAutoResize(); } - if (minX == 1e9 && maxX == -1e9 && minY == 1e9 && maxY == -1e9) { - minY = 0, maxY = 0, minX = 0, maxX = 0; - } - return {minX: minX, maxX: maxX, minY: minY, maxY: maxY}; - }; + // propagate options to all components + this.components.forEach(function (component) { + component.setOptions(options); + }); - /** - * @param {object} range = {minX: minX, maxX: maxX, minY: minY, maxY: maxY}; - * @returns {{x: number, y: number}} - * @private - */ - Network.prototype._findCenter = function(range) { - return {x: (0.5 * (range.maxX + range.minX)), - y: (0.5 * (range.maxY + range.minY))}; - }; + // TODO: remove deprecation error one day (deprecated since version 0.8.0) + if (options && options.order) { + throw new Error('Option order is deprecated. There is no replacement for this feature.'); + } + // redraw everything + this.redraw(); + }; /** - * center the network - * - * @param {object} range = {minX: minX, maxX: maxX, minY: minY, maxY: maxY}; + * Returns true when the Timeline is active. + * @returns {boolean} */ - Network.prototype._centerNetwork = function(range) { - var center = this._findCenter(range); - - center.x *= this.scale; - center.y *= this.scale; - center.x -= 0.5 * this.frame.canvas.clientWidth; - center.y -= 0.5 * this.frame.canvas.clientHeight; - - this._setTranslation(-center.x,-center.y); // set at 0,0 + Core.prototype.isActive = function () { + return !this.activator || this.activator.active; }; - /** - * This function zooms out to fit all data on screen based on amount of nodes - * - * @param {Boolean} [initialZoom] | zoom based on fitted formula or range, true = fitted, default = false; - * @param {Boolean} [disableStart] | If true, start is not called. + * Destroy the Core, clean up all DOM elements and event listeners. */ - Network.prototype.zoomExtent = function(initialZoom, disableStart) { - if (initialZoom === undefined) { - initialZoom = false; - } - if (disableStart === undefined) { - disableStart = false; - } - - var range = this._getRange(); - var zoomLevel; - - if (initialZoom == true) { - var numberOfNodes = this.nodeIndices.length; - if (this.constants.smoothCurves == true) { - if (this.constants.clustering.enabled == true && - numberOfNodes >= this.constants.clustering.initialMaxNodes) { - zoomLevel = 49.07548 / (numberOfNodes + 142.05338) + 9.1444e-04; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - } - else { - zoomLevel = 12.662 / (numberOfNodes + 7.4147) + 0.0964822; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - } - } - else { - if (this.constants.clustering.enabled == true && - numberOfNodes >= this.constants.clustering.initialMaxNodes) { - zoomLevel = 77.5271985 / (numberOfNodes + 187.266146) + 4.76710517e-05; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - } - else { - zoomLevel = 30.5062972 / (numberOfNodes + 19.93597763) + 0.08413486; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - } - } + Core.prototype.destroy = function () { + // unbind datasets + this.clear(); - // correct for larger canvasses. - var factor = Math.min(this.frame.canvas.clientWidth / 600, this.frame.canvas.clientHeight / 600); - zoomLevel *= factor; + // remove all event listeners + this.off(); + + // stop checking for changed size + this._stopAutoResize(); + + // remove from DOM + if (this.dom.root.parentNode) { + this.dom.root.parentNode.removeChild(this.dom.root); } - else { - var xDistance = (Math.abs(range.minX) + Math.abs(range.maxX)) * 1.1; - var yDistance = (Math.abs(range.minY) + Math.abs(range.maxY)) * 1.1; + this.dom = null; - var xZoomLevel = this.frame.canvas.clientWidth / xDistance; - var yZoomLevel = this.frame.canvas.clientHeight / yDistance; + // remove Activator + if (this.activator) { + this.activator.destroy(); + delete this.activator; + } - zoomLevel = (xZoomLevel <= yZoomLevel) ? xZoomLevel : yZoomLevel; + // cleanup hammer touch events + for (var event in this.listeners) { + if (this.listeners.hasOwnProperty(event)) { + delete this.listeners[event]; + } } + this.listeners = null; + this.hammer = null; - if (zoomLevel > 1.0) { - zoomLevel = 1.0; + // give all components the opportunity to cleanup + this.components.forEach(function (component) { + component.destroy(); + }); + + this.body = null; + }; + + + /** + * Set a custom time bar + * @param {Date} time + */ + Core.prototype.setCustomTime = function (time) { + if (!this.customTime) { + throw new Error('Cannot get custom time: Custom time bar is not enabled'); } + this.customTime.setCustomTime(time); + }; - this._setScale(zoomLevel); - this._centerNetwork(range); - if (disableStart == false) { - this.moving = true; - this.start(); + /** + * Retrieve the current custom time. + * @return {Date} customTime + */ + Core.prototype.getCustomTime = function() { + if (!this.customTime) { + throw new Error('Cannot get custom time: Custom time bar is not enabled'); } + + return this.customTime.getCustomTime(); }; /** - * Update the this.nodeIndices with the most recent node index list - * @private + * Get the id's of the currently visible items. + * @returns {Array} The ids of the visible items */ - Network.prototype._updateNodeIndexList = function() { - this._clearNodeIndexList(); - for (var idx in this.nodes) { - if (this.nodes.hasOwnProperty(idx)) { - this.nodeIndices.push(idx); - } - } + Core.prototype.getVisibleItems = function() { + return this.itemSet && this.itemSet.getVisibleItems() || []; }; + /** - * Set nodes and edges, and optionally options as well. + * Clear the Core. By Default, items, groups and options are cleared. + * Example usage: * - * @param {Object} data Object containing parameters: - * {Array | DataSet | DataView} [nodes] Array with nodes - * {Array | DataSet | DataView} [edges] Array with edges - * {String} [dot] String containing data in DOT format - * {String} [gephi] String containing data in gephi JSON format - * {Options} [options] Object with options - * @param {Boolean} [disableStart] | optional: disable the calling of the start function. + * timeline.clear(); // clear items, groups, and options + * timeline.clear({options: true}); // clear options only + * + * @param {Object} [what] Optionally specify what to clear. By default: + * {items: true, groups: true, options: true} */ - Network.prototype.setData = function(data, disableStart) { - if (disableStart === undefined) { - disableStart = false; + Core.prototype.clear = function(what) { + // clear items + if (!what || what.items) { + this.setItems(null); } - if (data && data.dot && (data.nodes || data.edges)) { - throw new SyntaxError('Data must contain either parameter "dot" or ' + - ' parameter pair "nodes" and "edges", but not both.'); + // clear groups + if (!what || what.groups) { + this.setGroups(null); } - // set options - this.setOptions(data && data.options); + // clear options of timeline and of each of the components + if (!what || what.options) { + this.components.forEach(function (component) { + component.setOptions(component.defaultOptions); + }); - // set all data - if (data && data.dot) { - // parse DOT file - if(data && data.dot) { - var dotData = dotparser.DOTToGraph(data.dot); - this.setData(dotData); - return; - } + this.setOptions(this.defaultOptions); // this will also do a redraw } - else if (data && data.gephi) { - // parse DOT file - if(data && data.gephi) { - var gephiData = gephiParser.parseGephi(data.gephi); - this.setData(gephiData); - return; + }; + + /** + * Set Core window such that it fits all items + * @param {Object} [options] Available options: + * `animate: boolean | number` + * If true (default), the range is animated + * smoothly to the new window. + * If a number, the number is taken as duration + * for the animation. Default duration is 500 ms. + */ + Core.prototype.fit = function(options) { + // apply the data range as range + var dataRange = this.getItemRange(); + + // add 5% space on both sides + var start = dataRange.min; + var end = dataRange.max; + if (start != null && end != null) { + var interval = (end.valueOf() - start.valueOf()); + if (interval <= 0) { + // prevent an empty interval + interval = 24 * 60 * 60 * 1000; // 1 day } - } - else { - this._setNodes(data && data.nodes); - this._setEdges(data && data.edges); + start = new Date(start.valueOf() - interval * 0.05); + end = new Date(end.valueOf() + interval * 0.05); } - this._putDataInSector(); - if (!disableStart) { - // find a stable position or start animating to a stable position - if (this.constants.stabilize) { - this._stabilize(); - } - this.start(); + // skip range set if there is no start and end date + if (start === null && end === null) { + return; } + + var animate = (options && options.animate !== undefined) ? options.animate : true; + this.range.setRange(start, end, animate); }; /** - * Set options - * @param {Object} options + * Set the visible window. Both parameters are optional, you can change only + * start or only end. Syntax: + * + * TimeLine.setWindow(start, end) + * TimeLine.setWindow(range) + * + * Where start and end can be a Date, number, or string, and range is an + * object with properties start and end. + * + * @param {Date | Number | String | Object} [start] Start date of visible window + * @param {Date | Number | String} [end] End date of visible window + * @param {Object} [options] Available options: + * `animate: boolean | number` + * If true (default), the range is animated + * smoothly to the new window. + * If a number, the number is taken as duration + * for the animation. Default duration is 500 ms. */ - Network.prototype.setOptions = function (options) { - if (options) { - var prop; - - var fields = ['nodes','edges','smoothCurves','hierarchicalLayout','clustering','navigation','keyboard','dataManipulation', - 'onAdd','onEdit','onEditEdge','onConnect','onDelete','clickToUse' - ]; - util.selectiveNotDeepExtend(fields,this.constants, options); - util.selectiveNotDeepExtend(['color'],this.constants.nodes, options.nodes); - util.selectiveNotDeepExtend(['color','length'],this.constants.edges, options.edges); - - if (options.physics) { - util.mergeOptions(this.constants.physics, options.physics,'barnesHut'); - util.mergeOptions(this.constants.physics, options.physics,'repulsion'); + Core.prototype.setWindow = function(start, end, options) { + var animate = (options && options.animate !== undefined) ? options.animate : true; + if (arguments.length == 1) { + var range = arguments[0]; + this.range.setRange(range.start, range.end, animate); + } + else { + this.range.setRange(start, end, animate); + } + }; - if (options.physics.hierarchicalRepulsion) { - this.constants.hierarchicalLayout.enabled = true; - this.constants.physics.hierarchicalRepulsion.enabled = true; - this.constants.physics.barnesHut.enabled = false; - for (prop in options.physics.hierarchicalRepulsion) { - if (options.physics.hierarchicalRepulsion.hasOwnProperty(prop)) { - this.constants.physics.hierarchicalRepulsion[prop] = options.physics.hierarchicalRepulsion[prop]; - } - } - } - } + /** + * Move the window such that given time is centered on screen. + * @param {Date | Number | String} time + * @param {Object} [options] Available options: + * `animate: boolean | number` + * If true (default), the range is animated + * smoothly to the new window. + * If a number, the number is taken as duration + * for the animation. Default duration is 500 ms. + */ + Core.prototype.moveTo = function(time, options) { + var interval = this.range.end - this.range.start; + var t = util.convert(time, 'Date').valueOf(); - if (options.onAdd) {this.triggerFunctions.add = options.onAdd;} - if (options.onEdit) {this.triggerFunctions.edit = options.onEdit;} - if (options.onEditEdge) {this.triggerFunctions.editEdge = options.onEditEdge;} - if (options.onConnect) {this.triggerFunctions.connect = options.onConnect;} - if (options.onDelete) {this.triggerFunctions.del = options.onDelete;} + var start = t - interval / 2; + var end = t + interval / 2; + var animate = (options && options.animate !== undefined) ? options.animate : true; - util.mergeOptions(this.constants, options,'smoothCurves'); - util.mergeOptions(this.constants, options,'hierarchicalLayout'); - util.mergeOptions(this.constants, options,'clustering'); - util.mergeOptions(this.constants, options,'navigation'); - util.mergeOptions(this.constants, options,'keyboard'); - util.mergeOptions(this.constants, options,'dataManipulation'); + this.range.setRange(start, end, animate); + }; + /** + * Get the visible window + * @return {{start: Date, end: Date}} Visible range + */ + Core.prototype.getWindow = function() { + var range = this.range.getRange(); + return { + start: new Date(range.start), + end: new Date(range.end) + }; + }; - if (options.dataManipulation) { - this.editMode = this.constants.dataManipulation.initiallyVisible; - } + /** + * Force a redraw of the Core. Can be useful to manually redraw when + * option autoResize=false + */ + Core.prototype.redraw = function() { + var resized = false, + options = this.options, + props = this.props, + dom = this.dom; + if (!dom) return; // when destroyed - // TODO: work out these options and document them - if (options.edges) { - if (options.edges.color !== undefined) { - if (util.isString(options.edges.color)) { - this.constants.edges.color = {}; - this.constants.edges.color.color = options.edges.color; - this.constants.edges.color.highlight = options.edges.color; - this.constants.edges.color.hover = options.edges.color; - } - else { - if (options.edges.color.color !== undefined) {this.constants.edges.color.color = options.edges.color.color;} - if (options.edges.color.highlight !== undefined) {this.constants.edges.color.highlight = options.edges.color.highlight;} - if (options.edges.color.hover !== undefined) {this.constants.edges.color.hover = options.edges.color.hover;} - } - } + // update class names + if (options.orientation == 'top') { + util.addClassName(dom.root, 'top'); + util.removeClassName(dom.root, 'bottom'); + } + else { + util.removeClassName(dom.root, 'top'); + util.addClassName(dom.root, 'bottom'); + } - if (!options.edges.fontColor) { - if (options.edges.color !== undefined) { - if (util.isString(options.edges.color)) {this.constants.edges.fontColor = options.edges.color;} - else if (options.edges.color.color !== undefined) {this.constants.edges.fontColor = options.edges.color.color;} - } - } - } + // update root width and height options + dom.root.style.maxHeight = util.option.asSize(options.maxHeight, ''); + dom.root.style.minHeight = util.option.asSize(options.minHeight, ''); + dom.root.style.width = util.option.asSize(options.width, ''); - if (options.nodes) { - if (options.nodes.color) { - var newColorObj = util.parseColor(options.nodes.color); - this.constants.nodes.color.background = newColorObj.background; - this.constants.nodes.color.border = newColorObj.border; - this.constants.nodes.color.highlight.background = newColorObj.highlight.background; - this.constants.nodes.color.highlight.border = newColorObj.highlight.border; - this.constants.nodes.color.hover.background = newColorObj.hover.background; - this.constants.nodes.color.hover.border = newColorObj.hover.border; - } - } - if (options.groups) { - for (var groupname in options.groups) { - if (options.groups.hasOwnProperty(groupname)) { - var group = options.groups[groupname]; - this.groups.add(groupname, group); - } - } - } + // calculate border widths + props.border.left = (dom.centerContainer.offsetWidth - dom.centerContainer.clientWidth) / 2; + props.border.right = props.border.left; + props.border.top = (dom.centerContainer.offsetHeight - dom.centerContainer.clientHeight) / 2; + props.border.bottom = props.border.top; + var borderRootHeight= dom.root.offsetHeight - dom.root.clientHeight; + var borderRootWidth = dom.root.offsetWidth - dom.root.clientWidth; - if (options.tooltip) { - for (prop in options.tooltip) { - if (options.tooltip.hasOwnProperty(prop)) { - this.constants.tooltip[prop] = options.tooltip[prop]; - } - } - if (options.tooltip.color) { - this.constants.tooltip.color = util.parseColor(options.tooltip.color); - } - } + // calculate the heights. If any of the side panels is empty, we set the height to + // minus the border width, such that the border will be invisible + props.center.height = dom.center.offsetHeight; + props.left.height = dom.left.offsetHeight; + props.right.height = dom.right.offsetHeight; + props.top.height = dom.top.clientHeight || -props.border.top; + props.bottom.height = dom.bottom.clientHeight || -props.border.bottom; - if ('clickToUse' in options) { - if (options.clickToUse) { - this.activator = new Activator(this.frame); - this.activator.on('change', this._createKeyBinds.bind(this)); - } - else { - if (this.activator) { - this.activator.destroy(); - delete this.activator; - } - } - } + // TODO: compensate borders when any of the panels is empty. - if (options.labels) { - throw new Error('Option "labels" is deprecated. Use options "locale" and "locales" instead.'); - } - } + // apply auto height + // TODO: only calculate autoHeight when needed (else we cause an extra reflow/repaint of the DOM) + var contentHeight = Math.max(props.left.height, props.center.height, props.right.height); + var autoHeight = props.top.height + contentHeight + props.bottom.height + + borderRootHeight + props.border.top + props.border.bottom; + dom.root.style.height = util.option.asSize(options.height, autoHeight + 'px'); - // (Re)loading the mixins that can be enabled or disabled in the options. - // load the force calculation functions, grouped under the physics system. - this._loadPhysicsSystem(); - // load the navigation system. - this._loadNavigationControls(); - // load the data manipulation system - this._loadManipulationSystem(); - // configure the smooth curves - this._configureSmoothCurves(); + // calculate heights of the content panels + props.root.height = dom.root.offsetHeight; + props.background.height = props.root.height - borderRootHeight; + var containerHeight = props.root.height - props.top.height - props.bottom.height - + borderRootHeight; + props.centerContainer.height = containerHeight; + props.leftContainer.height = containerHeight; + props.rightContainer.height = props.leftContainer.height; + // calculate the widths of the panels + props.root.width = dom.root.offsetWidth; + props.background.width = props.root.width - borderRootWidth; + props.left.width = dom.leftContainer.clientWidth || -props.border.left; + props.leftContainer.width = props.left.width; + props.right.width = dom.rightContainer.clientWidth || -props.border.right; + props.rightContainer.width = props.right.width; + var centerWidth = props.root.width - props.left.width - props.right.width - borderRootWidth; + props.center.width = centerWidth; + props.centerContainer.width = centerWidth; + props.top.width = centerWidth; + props.bottom.width = centerWidth; - // bind keys. If disabled, this will not do anything; - this._createKeyBinds(); - this.setSize(this.constants.width, this.constants.height); - this.moving = true; - this.start(); + // resize the panels + dom.background.style.height = props.background.height + 'px'; + dom.backgroundVertical.style.height = props.background.height + 'px'; + dom.backgroundHorizontal.style.height = props.centerContainer.height + 'px'; + dom.centerContainer.style.height = props.centerContainer.height + 'px'; + dom.leftContainer.style.height = props.leftContainer.height + 'px'; + dom.rightContainer.style.height = props.rightContainer.height + 'px'; - }; + dom.background.style.width = props.background.width + 'px'; + dom.backgroundVertical.style.width = props.centerContainer.width + 'px'; + dom.backgroundHorizontal.style.width = props.background.width + 'px'; + dom.centerContainer.style.width = props.center.width + 'px'; + dom.top.style.width = props.top.width + 'px'; + dom.bottom.style.width = props.bottom.width + 'px'; - /** - * Create the main frame for the Network. - * This function is executed once when a Network object is created. The frame - * contains a canvas, and this canvas contains all objects like the axis and - * nodes. - * @private - */ - Network.prototype._create = function () { - // remove all elements from the container element. - while (this.containerElement.hasChildNodes()) { - this.containerElement.removeChild(this.containerElement.firstChild); - } + // reposition the panels + dom.background.style.left = '0'; + dom.background.style.top = '0'; + dom.backgroundVertical.style.left = props.left.width + 'px'; + dom.backgroundVertical.style.top = '0'; + dom.backgroundHorizontal.style.left = '0'; + dom.backgroundHorizontal.style.top = props.top.height + 'px'; + dom.centerContainer.style.left = props.left.width + 'px'; + dom.centerContainer.style.top = props.top.height + 'px'; + dom.leftContainer.style.left = '0'; + dom.leftContainer.style.top = props.top.height + 'px'; + dom.rightContainer.style.left = (props.left.width + props.center.width) + 'px'; + dom.rightContainer.style.top = props.top.height + 'px'; + dom.top.style.left = props.left.width + 'px'; + dom.top.style.top = '0'; + dom.bottom.style.left = props.left.width + 'px'; + dom.bottom.style.top = (props.top.height + props.centerContainer.height) + 'px'; - this.frame = document.createElement('div'); - this.frame.className = 'vis network-frame'; - this.frame.style.position = 'relative'; - this.frame.style.overflow = 'hidden'; + // update the scrollTop, feasible range for the offset can be changed + // when the height of the Core or of the contents of the center changed + this._updateScrollTop(); - // create the network canvas (HTML canvas element) - this.frame.canvas = document.createElement( 'canvas' ); - this.frame.canvas.style.position = 'relative'; - this.frame.appendChild(this.frame.canvas); - if (!this.frame.canvas.getContext) { - var noCanvas = document.createElement( 'DIV' ); - noCanvas.style.color = 'red'; - noCanvas.style.fontWeight = 'bold' ; - noCanvas.style.padding = '10px'; - noCanvas.innerHTML = 'Error: your browser does not support HTML canvas'; - this.frame.canvas.appendChild(noCanvas); + // reposition the scrollable contents + var offset = this.props.scrollTop; + if (options.orientation == 'bottom') { + offset += Math.max(this.props.centerContainer.height - this.props.center.height - + this.props.border.top - this.props.border.bottom, 0); } + dom.center.style.left = '0'; + dom.center.style.top = offset + 'px'; + dom.left.style.left = '0'; + dom.left.style.top = offset + 'px'; + dom.right.style.left = '0'; + dom.right.style.top = offset + 'px'; - var me = this; - this.drag = {}; - this.pinch = {}; - this.hammer = Hammer(this.frame.canvas, { - prevent_default: true - }); - this.hammer.on('tap', me._onTap.bind(me) ); - this.hammer.on('doubletap', me._onDoubleTap.bind(me) ); - this.hammer.on('hold', me._onHold.bind(me) ); - this.hammer.on('pinch', me._onPinch.bind(me) ); - this.hammer.on('touch', me._onTouch.bind(me) ); - this.hammer.on('dragstart', me._onDragStart.bind(me) ); - this.hammer.on('drag', me._onDrag.bind(me) ); - this.hammer.on('dragend', me._onDragEnd.bind(me) ); - this.hammer.on('release', me._onRelease.bind(me) ); - this.hammer.on('mousewheel',me._onMouseWheel.bind(me) ); - this.hammer.on('DOMMouseScroll',me._onMouseWheel.bind(me) ); // for FF - this.hammer.on('mousemove', me._onMouseMoveTitle.bind(me) ); - - // add the frame to the container element - this.containerElement.appendChild(this.frame); + // show shadows when vertical scrolling is available + var visibilityTop = this.props.scrollTop == 0 ? 'hidden' : ''; + var visibilityBottom = this.props.scrollTop == this.props.scrollTopMin ? 'hidden' : ''; + dom.shadowTop.style.visibility = visibilityTop; + dom.shadowBottom.style.visibility = visibilityBottom; + dom.shadowTopLeft.style.visibility = visibilityTop; + dom.shadowBottomLeft.style.visibility = visibilityBottom; + dom.shadowTopRight.style.visibility = visibilityTop; + dom.shadowBottomRight.style.visibility = visibilityBottom; + // redraw all components + this.components.forEach(function (component) { + resized = component.redraw() || resized; + }); + if (resized) { + // keep repainting until all sizes are settled + this.redraw(); + } }; + // TODO: deprecated since version 1.1.0, remove some day + Core.prototype.repaint = function () { + throw new Error('Function repaint is deprecated. Use redraw instead.'); + }; /** - * Binding the keys for keyboard navigation. These functions are defined in the NavigationMixin - * @private + * Set a current time. This can be used for example to ensure that a client's + * time is synchronized with a shared server time. + * Only applicable when option `showCurrentTime` is true. + * @param {Date | String | Number} time A Date, unix timestamp, or + * ISO date string. */ - Network.prototype._createKeyBinds = function() { - var me = this; - this.mousetrap = mousetrap; + Core.prototype.setCurrentTime = function(time) { + if (!this.currentTime) { + throw new Error('Option showCurrentTime must be true'); + } - this.mousetrap.reset(); + this.currentTime.setCurrentTime(time); + }; - if (this.constants.keyboard.enabled && this.isActive()) { - this.mousetrap.bind("up", this._moveUp.bind(me) , "keydown"); - this.mousetrap.bind("up", this._yStopMoving.bind(me), "keyup"); - this.mousetrap.bind("down", this._moveDown.bind(me) , "keydown"); - this.mousetrap.bind("down", this._yStopMoving.bind(me), "keyup"); - this.mousetrap.bind("left", this._moveLeft.bind(me) , "keydown"); - this.mousetrap.bind("left", this._xStopMoving.bind(me), "keyup"); - this.mousetrap.bind("right",this._moveRight.bind(me), "keydown"); - this.mousetrap.bind("right",this._xStopMoving.bind(me), "keyup"); - this.mousetrap.bind("=", this._zoomIn.bind(me), "keydown"); - this.mousetrap.bind("=", this._stopZoom.bind(me), "keyup"); - this.mousetrap.bind("-", this._zoomOut.bind(me), "keydown"); - this.mousetrap.bind("-", this._stopZoom.bind(me), "keyup"); - this.mousetrap.bind("[", this._zoomIn.bind(me), "keydown"); - this.mousetrap.bind("[", this._stopZoom.bind(me), "keyup"); - this.mousetrap.bind("]", this._zoomOut.bind(me), "keydown"); - this.mousetrap.bind("]", this._stopZoom.bind(me), "keyup"); - this.mousetrap.bind("pageup",this._zoomIn.bind(me), "keydown"); - this.mousetrap.bind("pageup",this._stopZoom.bind(me), "keyup"); - this.mousetrap.bind("pagedown",this._zoomOut.bind(me),"keydown"); - this.mousetrap.bind("pagedown",this._stopZoom.bind(me), "keyup"); + /** + * Get the current time. + * Only applicable when option `showCurrentTime` is true. + * @return {Date} Returns the current time. + */ + Core.prototype.getCurrentTime = function() { + if (!this.currentTime) { + throw new Error('Option showCurrentTime must be true'); } - if (this.constants.dataManipulation.enabled == true) { - this.mousetrap.bind("escape",this._createManipulatorBar.bind(me)); - this.mousetrap.bind("del",this._deleteSelected.bind(me)); - } + return this.currentTime.getCurrentTime(); }; /** - * Get the pointer location from a touch location - * @param {{pageX: Number, pageY: Number}} touch - * @return {{x: Number, y: Number}} pointer + * Convert a position on screen (pixels) to a datetime + * @param {int} x Position on the screen in pixels + * @return {Date} time The datetime the corresponds with given position x * @private */ - Network.prototype._getPointer = function (touch) { - return { - x: touch.pageX - util.getAbsoluteLeft(this.frame.canvas), - y: touch.pageY - util.getAbsoluteTop(this.frame.canvas) - }; + // TODO: move this function to Range + Core.prototype._toTime = function(x) { + var conversion = this.range.conversion(this.props.center.width); + return new Date(x / conversion.scale + conversion.offset); }; + /** - * On start of a touch gesture, store the pointer - * @param event + * Convert a position on the global screen (pixels) to a datetime + * @param {int} x Position on the screen in pixels + * @return {Date} time The datetime the corresponds with given position x * @private */ - Network.prototype._onTouch = function (event) { - this.drag.pointer = this._getPointer(event.gesture.center); - this.drag.pinched = false; - this.pinch.scale = this._getScale(); - - this._handleTouch(this.drag.pointer); + // TODO: move this function to Range + Core.prototype._toGlobalTime = function(x) { + var conversion = this.range.conversion(this.props.root.width); + return new Date(x / conversion.scale + conversion.offset); }; /** - * handle drag start event + * Convert a datetime (Date object) into a position on the screen + * @param {Date} time A date + * @return {int} x The position on the screen in pixels which corresponds + * with the given date. * @private */ - Network.prototype._onDragStart = function () { - this._handleDragStart(); + // TODO: move this function to Range + Core.prototype._toScreen = function(time) { + var conversion = this.range.conversion(this.props.center.width); + return (time.valueOf() - conversion.offset) * conversion.scale; }; /** - * This function is called by _onDragStart. - * It is separated out because we can then overload it for the datamanipulation system. - * + * Convert a datetime (Date object) into a position on the root + * This is used to get the pixel density estimate for the screen, not the center panel + * @param {Date} time A date + * @return {int} x The position on root in pixels which corresponds + * with the given date. * @private */ - Network.prototype._handleDragStart = function() { - var drag = this.drag; - var node = this._getNodeAt(drag.pointer); - // note: drag.pointer is set in _onTouch to get the initial touch location - - drag.dragging = true; - drag.selection = []; - drag.translation = this._getTranslation(); - drag.nodeId = null; - - if (node != null) { - drag.nodeId = node.id; - // select the clicked node if not yet selected - if (!node.isSelected()) { - this._selectObject(node,false); - } - - // create an array with the selected nodes and their original location and status - for (var objectId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(objectId)) { - var object = this.selectionObj.nodes[objectId]; - var s = { - id: object.id, - node: object, - - // store original x, y, xFixed and yFixed, make the node temporarily Fixed - x: object.x, - y: object.y, - xFixed: object.xFixed, - yFixed: object.yFixed - }; - - object.xFixed = true; - object.yFixed = true; - - drag.selection.push(s); - } - } - } + // TODO: move this function to Range + Core.prototype._toGlobalScreen = function(time) { + var conversion = this.range.conversion(this.props.root.width); + return (time.valueOf() - conversion.offset) * conversion.scale; }; /** - * handle drag event + * Initialize watching when option autoResize is true * @private */ - Network.prototype._onDrag = function (event) { - this._handleOnDrag(event) + Core.prototype._initAutoResize = function () { + if (this.options.autoResize == true) { + this._startAutoResize(); + } + else { + this._stopAutoResize(); + } }; - /** - * This function is called by _onDrag. - * It is separated out because we can then overload it for the datamanipulation system. - * + * Watch for changes in the size of the container. On resize, the Panel will + * automatically redraw itself. * @private */ - Network.prototype._handleOnDrag = function(event) { - if (this.drag.pinched) { - return; - } - - var pointer = this._getPointer(event.gesture.center); - + Core.prototype._startAutoResize = function () { var me = this; - var drag = this.drag; - var selection = drag.selection; - if (selection && selection.length && this.constants.dragNodes == true) { - // calculate delta's and new location - var deltaX = pointer.x - drag.pointer.x; - var deltaY = pointer.y - drag.pointer.y; - - // update position of all selected nodes - selection.forEach(function (s) { - var node = s.node; - if (!s.xFixed) { - node.x = me._XconvertDOMtoCanvas(me._XconvertCanvasToDOM(s.x) + deltaX); - } + this._stopAutoResize(); - if (!s.yFixed) { - node.y = me._YconvertDOMtoCanvas(me._YconvertCanvasToDOM(s.y) + deltaY); - } - }); + this._onResize = function() { + if (me.options.autoResize != true) { + // stop watching when the option autoResize is changed to false + me._stopAutoResize(); + return; + } + if (me.dom.root) { + // check whether the frame is resized + if ((me.dom.root.clientWidth != me.props.lastWidth) || + (me.dom.root.clientHeight != me.props.lastHeight)) { + me.props.lastWidth = me.dom.root.clientWidth; + me.props.lastHeight = me.dom.root.clientHeight; - // start _animationStep if not yet running - if (!this.moving) { - this.moving = true; - this.start(); + me.emit('change'); + } } - } - else { - if (this.constants.dragNetwork == true) { - // move the network - var diffX = pointer.x - this.drag.pointer.x; - var diffY = pointer.y - this.drag.pointer.y; + }; - this._setTranslation( - this.drag.translation.x + diffX, - this.drag.translation.y + diffY - ); - this._redraw(); - // this.moving = true; - // this.start(); - } - } + // add event listener to window resize + util.addEventListener(window, 'resize', this._onResize); + + this.watchTimer = setInterval(this._onResize, 1000); }; /** - * handle drag start event + * Stop watching for a resize of the frame. * @private - */ - Network.prototype._onDragEnd = function () { - this.drag.dragging = false; - var selection = this.drag.selection; - if (selection && selection.length) { - selection.forEach(function (s) { - // restore original xFixed and yFixed - s.node.xFixed = s.xFixed; - s.node.yFixed = s.yFixed; - }); - this.moving = true; - this.start(); - } - else { - this._redraw(); + */ + Core.prototype._stopAutoResize = function () { + if (this.watchTimer) { + clearInterval(this.watchTimer); + this.watchTimer = undefined; } + // remove event listener on window.resize + util.removeEventListener(window, 'resize', this._onResize); + this._onResize = null; }; /** - * handle tap/click event: select/unselect a node + * Start moving the timeline vertically + * @param {Event} event * @private */ - Network.prototype._onTap = function (event) { - var pointer = this._getPointer(event.gesture.center); - this.pointerPosition = pointer; - this._handleTap(pointer); - + Core.prototype._onTouch = function (event) { + this.touch.allowDragging = true; }; - /** - * handle doubletap event + * Start moving the timeline vertically + * @param {Event} event * @private */ - Network.prototype._onDoubleTap = function (event) { - var pointer = this._getPointer(event.gesture.center); - this._handleDoubleTap(pointer); + Core.prototype._onPinch = function (event) { + this.touch.allowDragging = false; }; - /** - * handle long tap event: multi select nodes + * Start moving the timeline vertically + * @param {Event} event * @private */ - Network.prototype._onHold = function (event) { - var pointer = this._getPointer(event.gesture.center); - this.pointerPosition = pointer; - this._handleOnHold(pointer); + Core.prototype._onDragStart = function (event) { + this.touch.initialScrollTop = this.props.scrollTop; }; /** - * handle the release of the screen - * + * Move the timeline vertically + * @param {Event} event * @private */ - Network.prototype._onRelease = function (event) { - var pointer = this._getPointer(event.gesture.center); - this._handleOnRelease(pointer); + Core.prototype._onDrag = function (event) { + // refuse to drag when we where pinching to prevent the timeline make a jump + // when releasing the fingers in opposite order from the touch screen + if (!this.touch.allowDragging) return; + + var delta = event.gesture.deltaY; + + var oldScrollTop = this._getScrollTop(); + var newScrollTop = this._setScrollTop(this.touch.initialScrollTop + delta); + + if (newScrollTop != oldScrollTop) { + this.redraw(); // TODO: this causes two redraws when dragging, the other is triggered by rangechange already + } }; /** - * Handle pinch event - * @param event + * Apply a scrollTop + * @param {Number} scrollTop + * @returns {Number} scrollTop Returns the applied scrollTop * @private */ - Network.prototype._onPinch = function (event) { - var pointer = this._getPointer(event.gesture.center); + Core.prototype._setScrollTop = function (scrollTop) { + this.props.scrollTop = scrollTop; + this._updateScrollTop(); + return this.props.scrollTop; + }; - this.drag.pinched = true; - if (!('scale' in this.pinch)) { - this.pinch.scale = 1; + /** + * Update the current scrollTop when the height of the containers has been changed + * @returns {Number} scrollTop Returns the applied scrollTop + * @private + */ + Core.prototype._updateScrollTop = function () { + // recalculate the scrollTopMin + var scrollTopMin = Math.min(this.props.centerContainer.height - this.props.center.height, 0); // is negative or zero + if (scrollTopMin != this.props.scrollTopMin) { + // in case of bottom orientation, change the scrollTop such that the contents + // do not move relative to the time axis at the bottom + if (this.options.orientation == 'bottom') { + this.props.scrollTop += (scrollTopMin - this.props.scrollTopMin); + } + this.props.scrollTopMin = scrollTopMin; } - // TODO: enabled moving while pinching? - var scale = this.pinch.scale * event.gesture.scale; - this._zoom(scale, pointer) + // limit the scrollTop to the feasible scroll range + if (this.props.scrollTop > 0) this.props.scrollTop = 0; + if (this.props.scrollTop < scrollTopMin) this.props.scrollTop = scrollTopMin; + + return this.props.scrollTop; }; /** - * Zoom the network in or out - * @param {Number} scale a number around 1, and between 0.01 and 10 - * @param {{x: Number, y: Number}} pointer Position on screen - * @return {Number} appliedScale scale is limited within the boundaries + * Get the current scrollTop + * @returns {number} scrollTop * @private */ - Network.prototype._zoom = function(scale, pointer) { - if (this.constants.zoomable == true) { - var scaleOld = this._getScale(); - if (scale < 0.00001) { - scale = 0.00001; - } - if (scale > 10) { - scale = 10; - } + Core.prototype._getScrollTop = function () { + return this.props.scrollTop; + }; - var preScaleDragPointer = null; - if (this.drag !== undefined) { - if (this.drag.dragging == true) { - preScaleDragPointer = this.DOMtoCanvas(this.drag.pointer); - } - } - // + this.frame.canvas.clientHeight / 2 - var translation = this._getTranslation(); + module.exports = Core; - var scaleFrac = scale / scaleOld; - var tx = (1 - scaleFrac) * pointer.x + translation.x * scaleFrac; - var ty = (1 - scaleFrac) * pointer.y + translation.y * scaleFrac; - this.areaCenter = {"x" : this._XconvertDOMtoCanvas(pointer.x), - "y" : this._YconvertDOMtoCanvas(pointer.y)}; +/***/ }, +/* 24 */ +/***/ function(module, exports, __webpack_require__) { - this._setScale(scale); - this._setTranslation(tx, ty); - this.updateClustersDefault(); + var util = __webpack_require__(1); + var Component = __webpack_require__(22); + var TimeStep = __webpack_require__(25); + var moment = __webpack_require__(2); - if (preScaleDragPointer != null) { - var postScaleDragPointer = this.canvasToDOM(preScaleDragPointer); - this.drag.pointer.x = postScaleDragPointer.x; - this.drag.pointer.y = postScaleDragPointer.y; + /** + * A horizontal time axis + * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} body + * @param {Object} [options] See TimeAxis.setOptions for the available + * options. + * @constructor TimeAxis + * @extends Component + */ + function TimeAxis (body, options) { + this.dom = { + foreground: null, + majorLines: [], + majorTexts: [], + minorLines: [], + minorTexts: [], + redundant: { + majorLines: [], + majorTexts: [], + minorLines: [], + minorTexts: [] } + }; + this.props = { + range: { + start: 0, + end: 0, + minimumStep: 0 + }, + lineTop: 0 + }; - this._redraw(); + this.defaultOptions = { + orientation: 'bottom', // supported: 'top', 'bottom' + // TODO: implement timeaxis orientations 'left' and 'right' + showMinorLabels: true, + showMajorLabels: true + }; + this.options = util.extend({}, this.defaultOptions); - if (scaleOld < scale) { - this.emit("zoom", {direction:"+"}); - } - else { - this.emit("zoom", {direction:"-"}); - } + this.body = body; - return scale; - } - }; + // create the HTML DOM + this._create(); + + this.setOptions(options); + } + TimeAxis.prototype = new Component(); /** - * Event handler for mouse wheel event, used to zoom the timeline - * See http://adomas.org/javascript-mouse-wheel/ - * https://github.com/EightMedia/hammer.js/issues/256 - * @param {MouseEvent} event - * @private + * Set options for the TimeAxis. + * Parameters will be merged in current options. + * @param {Object} options Available options: + * {string} [orientation] + * {boolean} [showMinorLabels] + * {boolean} [showMajorLabels] */ - Network.prototype._onMouseWheel = function(event) { - // retrieve delta - var delta = 0; - if (event.wheelDelta) { /* IE/Opera. */ - delta = event.wheelDelta/120; - } else if (event.detail) { /* Mozilla case. */ - // In Mozilla, sign of delta is different than in IE. - // Also, delta is multiple of 3. - delta = -event.detail/3; - } - - // If delta is nonzero, handle it. - // Basically, delta is now positive if wheel was scrolled up, - // and negative, if wheel was scrolled down. - if (delta) { + TimeAxis.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + util.selectiveExtend(['orientation', 'showMinorLabels', 'showMajorLabels'], this.options, options); - // calculate the new scale - var scale = this._getScale(); - var zoom = delta / 10; - if (delta < 0) { - zoom = zoom / (1 - zoom); + // apply locale to moment.js + // TODO: not so nice, this is applied globally to moment.js + if ('locale' in options) { + if (typeof moment.locale === 'function') { + // moment.js 2.8.1+ + moment.locale(options.locale); + } + else { + moment.lang(options.locale); + } } - scale *= (1 + zoom); + } + }; - // calculate the pointer location - var gesture = hammerUtil.fakeGesture(this, event); - var pointer = this._getPointer(gesture.center); + /** + * Create the HTML DOM for the TimeAxis + */ + TimeAxis.prototype._create = function() { + this.dom.foreground = document.createElement('div'); + this.dom.background = document.createElement('div'); - // apply the new scale - this._zoom(scale, pointer); + this.dom.foreground.className = 'timeaxis foreground'; + this.dom.background.className = 'timeaxis background'; + }; + + /** + * Destroy the TimeAxis + */ + TimeAxis.prototype.destroy = function() { + // remove from DOM + if (this.dom.foreground.parentNode) { + this.dom.foreground.parentNode.removeChild(this.dom.foreground); + } + if (this.dom.background.parentNode) { + this.dom.background.parentNode.removeChild(this.dom.background); } - // Prevent default actions caused by mouse wheel. - event.preventDefault(); + this.body = null; }; - /** - * Mouse move handler for checking whether the title moves over a node with a title. - * @param {Event} event - * @private + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - Network.prototype._onMouseMoveTitle = function (event) { - var gesture = hammerUtil.fakeGesture(this, event); - var pointer = this._getPointer(gesture.center); + TimeAxis.prototype.redraw = function () { + var options = this.options, + props = this.props, + foreground = this.dom.foreground, + background = this.dom.background; - // check if the previously selected node is still selected - if (this.popupObj) { - this._checkHidePopup(pointer); - } + // determine the correct parent DOM element (depending on option orientation) + var parent = (options.orientation == 'top') ? this.body.dom.top : this.body.dom.bottom; + var parentChanged = (foreground.parentNode !== parent); - // start a timeout that will check if the mouse is positioned above - // an element - var me = this; - var checkShow = function() { - me._checkShowPopup(pointer); - }; - if (this.popupTimer) { - clearInterval(this.popupTimer); // stop any running calculationTimer - } - if (!this.drag.dragging) { - this.popupTimer = setTimeout(checkShow, this.constants.tooltip.delay); - } + // calculate character width and height + this._calculateCharSize(); + // TODO: recalculate sizes only needed when parent is resized or options is changed + var orientation = this.options.orientation, + showMinorLabels = this.options.showMinorLabels, + showMajorLabels = this.options.showMajorLabels; - /** - * Adding hover highlights - */ - if (this.constants.hover == true) { - // removing all hover highlights - for (var edgeId in this.hoverObj.edges) { - if (this.hoverObj.edges.hasOwnProperty(edgeId)) { - this.hoverObj.edges[edgeId].hover = false; - delete this.hoverObj.edges[edgeId]; - } - } + // determine the width and height of the elemens for the axis + props.minorLabelHeight = showMinorLabels ? props.minorCharHeight : 0; + props.majorLabelHeight = showMajorLabels ? props.majorCharHeight : 0; + props.height = props.minorLabelHeight + props.majorLabelHeight; + props.width = foreground.offsetWidth; - // adding hover highlights - var obj = this._getNodeAt(pointer); - if (obj == null) { - obj = this._getEdgeAt(pointer); - } - if (obj != null) { - this._hoverObject(obj); - } + props.minorLineHeight = this.body.domProps.root.height - props.majorLabelHeight - + (options.orientation == 'top' ? this.body.domProps.bottom.height : this.body.domProps.top.height); + props.minorLineWidth = 1; // TODO: really calculate width + props.majorLineHeight = props.minorLineHeight + props.majorLabelHeight; + props.majorLineWidth = 1; // TODO: really calculate width - // removing all node hover highlights except for the selected one. - for (var nodeId in this.hoverObj.nodes) { - if (this.hoverObj.nodes.hasOwnProperty(nodeId)) { - if (obj instanceof Node && obj.id != nodeId || obj instanceof Edge || obj == null) { - this._blurObject(this.hoverObj.nodes[nodeId]); - delete this.hoverObj.nodes[nodeId]; - } - } - } - this.redraw(); + // take foreground and background offline while updating (is almost twice as fast) + var foregroundNextSibling = foreground.nextSibling; + var backgroundNextSibling = background.nextSibling; + foreground.parentNode && foreground.parentNode.removeChild(foreground); + background.parentNode && background.parentNode.removeChild(background); + + foreground.style.height = this.props.height + 'px'; + + this._repaintLabels(); + + // put DOM online again (at the same place) + if (foregroundNextSibling) { + parent.insertBefore(foreground, foregroundNextSibling); + } + else { + parent.appendChild(foreground) + } + if (backgroundNextSibling) { + this.body.dom.backgroundVertical.insertBefore(background, backgroundNextSibling); } + else { + this.body.dom.backgroundVertical.appendChild(background) + } + + return this._isResized() || parentChanged; }; /** - * Check if there is an element on the given position in the network - * (a node or edge). If so, and if this element has a title, - * show a popup window with its title. - * - * @param {{x:Number, y:Number}} pointer + * Repaint major and minor text labels and vertical grid lines * @private */ - Network.prototype._checkShowPopup = function (pointer) { - var obj = { - left: this._XconvertDOMtoCanvas(pointer.x), - top: this._YconvertDOMtoCanvas(pointer.y), - right: this._XconvertDOMtoCanvas(pointer.x), - bottom: this._YconvertDOMtoCanvas(pointer.y) - }; + TimeAxis.prototype._repaintLabels = function () { + var orientation = this.options.orientation; - var id; - var lastPopupNode = this.popupObj; + // calculate range and step (step such that we have space for 7 characters per label) + var start = util.convert(this.body.range.start, 'Number'), + end = util.convert(this.body.range.end, 'Number'), + minimumStep = this.body.util.toTime((this.props.minorCharWidth || 10) * 7).valueOf() + -this.body.util.toTime(0).valueOf(); + var step = new TimeStep(new Date(start), new Date(end), minimumStep); + this.step = step; - if (this.popupObj == undefined) { - // search the nodes for overlap, select the top one in case of multiple nodes - var nodes = this.nodes; - for (id in nodes) { - if (nodes.hasOwnProperty(id)) { - var node = nodes[id]; - if (node.getTitle() !== undefined && node.isOverlappingWith(obj)) { - this.popupObj = node; - break; - } - } + // Move all DOM elements to a "redundant" list, where they + // can be picked for re-use, and clear the lists with lines and texts. + // At the end of the function _repaintLabels, left over elements will be cleaned up + var dom = this.dom; + dom.redundant.majorLines = dom.majorLines; + dom.redundant.majorTexts = dom.majorTexts; + dom.redundant.minorLines = dom.minorLines; + dom.redundant.minorTexts = dom.minorTexts; + dom.majorLines = []; + dom.majorTexts = []; + dom.minorLines = []; + dom.minorTexts = []; + + step.first(); + var xFirstMajorLabel = undefined; + var max = 0; + while (step.hasNext() && max < 1000) { + max++; + var cur = step.getCurrent(), + x = this.body.util.toScreen(cur), + isMajor = step.isMajor(); + + // TODO: lines must have a width, such that we can create css backgrounds + + if (this.options.showMinorLabels) { + this._repaintMinorText(x, step.getLabelMinor(), orientation); } - } - if (this.popupObj === undefined) { - // search the edges for overlap - var edges = this.edges; - for (id in edges) { - if (edges.hasOwnProperty(id)) { - var edge = edges[id]; - if (edge.connected && (edge.getTitle() !== undefined) && - edge.isOverlappingWith(obj)) { - this.popupObj = edge; - break; + if (isMajor && this.options.showMajorLabels) { + if (x > 0) { + if (xFirstMajorLabel == undefined) { + xFirstMajorLabel = x; } + this._repaintMajorText(x, step.getLabelMajor(), orientation); } + this._repaintMajorLine(x, orientation); + } + else { + this._repaintMinorLine(x, orientation); } + + step.next(); } - if (this.popupObj) { - // show popup message window - if (this.popupObj != lastPopupNode) { - var me = this; - if (!me.popup) { - me.popup = new Popup(me.frame, me.constants.tooltip); - } + // create a major label on the left when needed + if (this.options.showMajorLabels) { + var leftTime = this.body.util.toTime(0), + leftText = step.getLabelMajor(leftTime), + widthText = leftText.length * (this.props.majorCharWidth || 10) + 10; // upper bound estimation - // adjust a small offset such that the mouse cursor is located in the - // bottom left location of the popup, and you can easily move over the - // popup area - me.popup.setPosition(pointer.x - 3, pointer.y - 3); - me.popup.setText(me.popupObj.getTitle()); - me.popup.show(); + if (xFirstMajorLabel == undefined || widthText < xFirstMajorLabel) { + this._repaintMajorText(0, leftText, orientation); } } - else { - if (this.popup) { - this.popup.hide(); + + // Cleanup leftover DOM elements from the redundant list + util.forEach(this.dom.redundant, function (arr) { + while (arr.length) { + var elem = arr.pop(); + if (elem && elem.parentNode) { + elem.parentNode.removeChild(elem); + } } - } + }); }; - /** - * Check if the popup must be hided, which is the case when the mouse is no - * longer hovering on the object - * @param {{x:Number, y:Number}} pointer + * Create a minor label for the axis at position x + * @param {Number} x + * @param {String} text + * @param {String} orientation "top" or "bottom" (default) * @private */ - Network.prototype._checkHidePopup = function (pointer) { - if (!this.popupObj || !this._getNodeAt(pointer) ) { - this.popupObj = undefined; - if (this.popup) { - this.popup.hide(); - } + TimeAxis.prototype._repaintMinorText = function (x, text, orientation) { + // reuse redundant label + var label = this.dom.redundant.minorTexts.shift(); + + if (!label) { + // create new label + var content = document.createTextNode(''); + label = document.createElement('div'); + label.appendChild(content); + label.className = 'text minor'; + this.dom.foreground.appendChild(label); } - }; + this.dom.minorTexts.push(label); + label.childNodes[0].nodeValue = text; + + label.style.top = (orientation == 'top') ? (this.props.majorLabelHeight + 'px') : '0'; + label.style.left = x + 'px'; + //label.title = title; // TODO: this is a heavy operation + }; /** - * Set a new size for the network - * @param {string} width Width in pixels or percentage (for example '800px' - * or '50%') - * @param {string} height Height in pixels or percentage (for example '400px' - * or '30%') + * Create a Major label for the axis at position x + * @param {Number} x + * @param {String} text + * @param {String} orientation "top" or "bottom" (default) + * @private */ - Network.prototype.setSize = function(width, height) { - this.frame.style.width = width; - this.frame.style.height = height; + TimeAxis.prototype._repaintMajorText = function (x, text, orientation) { + // reuse redundant label + var label = this.dom.redundant.majorTexts.shift(); - this.frame.canvas.style.width = '100%'; - this.frame.canvas.style.height = '100%'; + if (!label) { + // create label + var content = document.createTextNode(text); + label = document.createElement('div'); + label.className = 'text major'; + label.appendChild(content); + this.dom.foreground.appendChild(label); + } + this.dom.majorTexts.push(label); - this.frame.canvas.width = this.frame.canvas.clientWidth; - this.frame.canvas.height = this.frame.canvas.clientHeight; + label.childNodes[0].nodeValue = text; + //label.title = title; // TODO: this is a heavy operation - this.emit('resize', {width:this.frame.canvas.width,height:this.frame.canvas.height}); + label.style.top = (orientation == 'top') ? '0' : (this.props.minorLabelHeight + 'px'); + label.style.left = x + 'px'; }; /** - * Set a data set with nodes for the network - * @param {Array | DataSet | DataView} nodes The data containing the nodes. + * Create a minor line for the axis at position x + * @param {Number} x + * @param {String} orientation "top" or "bottom" (default) * @private */ - Network.prototype._setNodes = function(nodes) { - var oldNodesData = this.nodesData; + TimeAxis.prototype._repaintMinorLine = function (x, orientation) { + // reuse redundant line + var line = this.dom.redundant.minorLines.shift(); - if (nodes instanceof DataSet || nodes instanceof DataView) { - this.nodesData = nodes; - } - else if (nodes instanceof Array) { - this.nodesData = new DataSet(); - this.nodesData.add(nodes); + if (!line) { + // create vertical line + line = document.createElement('div'); + line.className = 'grid vertical minor'; + this.dom.background.appendChild(line); } - else if (!nodes) { - this.nodesData = new DataSet(); + this.dom.minorLines.push(line); + + var props = this.props; + if (orientation == 'top') { + line.style.top = props.majorLabelHeight + 'px'; } else { - throw new TypeError('Array or DataSet expected'); - } - - if (oldNodesData) { - // unsubscribe from old dataset - util.forEach(this.nodesListeners, function (callback, event) { - oldNodesData.off(event, callback); - }); + line.style.top = this.body.domProps.top.height + 'px'; } + line.style.height = props.minorLineHeight + 'px'; + line.style.left = (x - props.minorLineWidth / 2) + 'px'; + }; - // remove drawn nodes - this.nodes = {}; + /** + * Create a Major line for the axis at position x + * @param {Number} x + * @param {String} orientation "top" or "bottom" (default) + * @private + */ + TimeAxis.prototype._repaintMajorLine = function (x, orientation) { + // reuse redundant line + var line = this.dom.redundant.majorLines.shift(); - if (this.nodesData) { - // subscribe to new dataset - var me = this; - util.forEach(this.nodesListeners, function (callback, event) { - me.nodesData.on(event, callback); - }); + if (!line) { + // create vertical line + line = document.createElement('DIV'); + line.className = 'grid vertical major'; + this.dom.background.appendChild(line); + } + this.dom.majorLines.push(line); - // draw all new nodes - var ids = this.nodesData.getIds(); - this._addNodes(ids); + var props = this.props; + if (orientation == 'top') { + line.style.top = '0'; } - this._updateSelection(); + else { + line.style.top = this.body.domProps.top.height + 'px'; + } + line.style.left = (x - props.majorLineWidth / 2) + 'px'; + line.style.height = props.majorLineHeight + 'px'; }; /** - * Add nodes - * @param {Number[] | String[]} ids + * Determine the size of text on the axis (both major and minor axis). + * The size is calculated only once and then cached in this.props. * @private */ - Network.prototype._addNodes = function(ids) { - var id; - for (var i = 0, len = ids.length; i < len; i++) { - id = ids[i]; - var data = this.nodesData.get(id); - var node = new Node(data, this.images, this.groups, this.constants); - this.nodes[id] = node; // note: this may replace an existing node - if ((node.xFixed == false || node.yFixed == false) && (node.x === null || node.y === null)) { - var radius = 10 * 0.1*ids.length + 10; - var angle = 2 * Math.PI * Math.random(); - if (node.xFixed == false) {node.x = radius * Math.cos(angle);} - if (node.yFixed == false) {node.y = radius * Math.sin(angle);} - } - this.moving = true; + TimeAxis.prototype._calculateCharSize = function () { + // Note: We calculate char size with every redraw. Size may change, for + // example when any of the timelines parents had display:none for example. + + // determine the char width and height on the minor axis + if (!this.dom.measureCharMinor) { + this.dom.measureCharMinor = document.createElement('DIV'); + this.dom.measureCharMinor.className = 'text minor measure'; + this.dom.measureCharMinor.style.position = 'absolute'; + + this.dom.measureCharMinor.appendChild(document.createTextNode('0')); + this.dom.foreground.appendChild(this.dom.measureCharMinor); } - this._updateNodeIndexList(); - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); + this.props.minorCharHeight = this.dom.measureCharMinor.clientHeight; + this.props.minorCharWidth = this.dom.measureCharMinor.clientWidth; + + // determine the char width and height on the major axis + if (!this.dom.measureCharMajor) { + this.dom.measureCharMajor = document.createElement('DIV'); + this.dom.measureCharMajor.className = 'text minor measure'; + this.dom.measureCharMajor.style.position = 'absolute'; + + this.dom.measureCharMajor.appendChild(document.createTextNode('0')); + this.dom.foreground.appendChild(this.dom.measureCharMajor); } - this._updateCalculationNodes(); - this._reconnectEdges(); - this._updateValueRange(this.nodes); - this.updateLabels(); + this.props.majorCharHeight = this.dom.measureCharMajor.clientHeight; + this.props.majorCharWidth = this.dom.measureCharMajor.clientWidth; }; /** - * Update existing nodes, or create them when not yet existing - * @param {Number[] | String[]} ids - * @private + * Snap a date to a rounded value. + * The snap intervals are dependent on the current scale and step. + * @param {Date} date the date to be snapped. + * @return {Date} snappedDate */ - Network.prototype._updateNodes = function(ids) { - var nodes = this.nodes, - nodesData = this.nodesData; - for (var i = 0, len = ids.length; i < len; i++) { - var id = ids[i]; - var node = nodes[id]; - var data = nodesData.get(id); - if (node) { - // update node - node.setProperties(data, this.constants); - } - else { - // create node - node = new Node(properties, this.images, this.groups, this.constants); - nodes[id] = node; - } - } - this.moving = true; - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); - } - this._updateNodeIndexList(); - this._reconnectEdges(); - this._updateValueRange(nodes); + TimeAxis.prototype.snap = function(date) { + return this.step.snap(date); + }; + + module.exports = TimeAxis; + + +/***/ }, +/* 25 */ +/***/ function(module, exports, __webpack_require__) { + + var moment = __webpack_require__(2); + + /** + * @constructor TimeStep + * The class TimeStep is an iterator for dates. You provide a start date and an + * end date. The class itself determines the best scale (step size) based on the + * provided start Date, end Date, and minimumStep. + * + * If minimumStep is provided, the step size is chosen as close as possible + * to the minimumStep but larger than minimumStep. If minimumStep is not + * provided, the scale is set to 1 DAY. + * The minimumStep should correspond with the onscreen size of about 6 characters + * + * Alternatively, you can set a scale by hand. + * After creation, you can initialize the class by executing first(). Then you + * can iterate from the start date to the end date via next(). You can check if + * the end date is reached with the function hasNext(). After each step, you can + * retrieve the current date via getCurrent(). + * The TimeStep has scales ranging from milliseconds, seconds, minutes, hours, + * days, to years. + * + * Version: 1.2 + * + * @param {Date} [start] The start date, for example new Date(2010, 9, 21) + * or new Date(2010, 9, 21, 23, 45, 00) + * @param {Date} [end] The end date + * @param {Number} [minimumStep] Optional. Minimum step size in milliseconds + */ + function TimeStep(start, end, minimumStep) { + // variables + this.current = new Date(); + this._start = new Date(); + this._end = new Date(); + + this.autoScale = true; + this.scale = TimeStep.SCALE.DAY; + this.step = 1; + + // initialize the range + this.setRange(start, end, minimumStep); + } + + /// enum scale + TimeStep.SCALE = { + MILLISECOND: 1, + SECOND: 2, + MINUTE: 3, + HOUR: 4, + DAY: 5, + WEEKDAY: 6, + MONTH: 7, + YEAR: 8 }; - /** - * Remove existing nodes. If nodes do not exist, the method will just ignore it. - * @param {Number[] | String[]} ids - * @private - */ - Network.prototype._removeNodes = function(ids) { - var nodes = this.nodes; - for (var i = 0, len = ids.length; i < len; i++) { - var id = ids[i]; - delete nodes[id]; - } - this._updateNodeIndexList(); - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); - } - this._updateCalculationNodes(); - this._reconnectEdges(); - this._updateSelection(); - this._updateValueRange(nodes); - }; /** - * Load edges by reading the data table - * @param {Array | DataSet | DataView} edges The data containing the edges. - * @private - * @private + * Set a new range + * If minimumStep is provided, the step size is chosen as close as possible + * to the minimumStep but larger than minimumStep. If minimumStep is not + * provided, the scale is set to 1 DAY. + * The minimumStep should correspond with the onscreen size of about 6 characters + * @param {Date} [start] The start date and time. + * @param {Date} [end] The end date and time. + * @param {int} [minimumStep] Optional. Minimum step size in milliseconds */ - Network.prototype._setEdges = function(edges) { - var oldEdgesData = this.edgesData; - - if (edges instanceof DataSet || edges instanceof DataView) { - this.edgesData = edges; - } - else if (edges instanceof Array) { - this.edgesData = new DataSet(); - this.edgesData.add(edges); - } - else if (!edges) { - this.edgesData = new DataSet(); - } - else { - throw new TypeError('Array or DataSet expected'); - } - - if (oldEdgesData) { - // unsubscribe from old dataset - util.forEach(this.edgesListeners, function (callback, event) { - oldEdgesData.off(event, callback); - }); + TimeStep.prototype.setRange = function(start, end, minimumStep) { + if (!(start instanceof Date) || !(end instanceof Date)) { + throw "No legal start or end date in method setRange"; } - // remove drawn edges - this.edges = {}; - - if (this.edgesData) { - // subscribe to new dataset - var me = this; - util.forEach(this.edgesListeners, function (callback, event) { - me.edgesData.on(event, callback); - }); + this._start = (start != undefined) ? new Date(start.valueOf()) : new Date(); + this._end = (end != undefined) ? new Date(end.valueOf()) : new Date(); - // draw all new nodes - var ids = this.edgesData.getIds(); - this._addEdges(ids); + if (this.autoScale) { + this.setMinimumStep(minimumStep); } - - this._reconnectEdges(); }; /** - * Add edges - * @param {Number[] | String[]} ids - * @private + * Set the range iterator to the start date. */ - Network.prototype._addEdges = function (ids) { - var edges = this.edges, - edgesData = this.edgesData; - - for (var i = 0, len = ids.length; i < len; i++) { - var id = ids[i]; - - var oldEdge = edges[id]; - if (oldEdge) { - oldEdge.disconnect(); - } - - var data = edgesData.get(id, {"showInternalIds" : true}); - edges[id] = new Edge(data, this, this.constants); - } - - this.moving = true; - this._updateValueRange(edges); - this._createBezierNodes(); - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); - } - this._updateCalculationNodes(); + TimeStep.prototype.first = function() { + this.current = new Date(this._start.valueOf()); + this.roundToMinor(); }; /** - * Update existing edges, or create them when not yet existing - * @param {Number[] | String[]} ids - * @private + * Round the current date to the first minor date value + * This must be executed once when the current date is set to start Date */ - Network.prototype._updateEdges = function (ids) { - var edges = this.edges, - edgesData = this.edgesData; - for (var i = 0, len = ids.length; i < len; i++) { - var id = ids[i]; + TimeStep.prototype.roundToMinor = function() { + // round to floor + // IMPORTANT: we have no breaks in this switch! (this is no bug) + //noinspection FallthroughInSwitchStatementJS + switch (this.scale) { + case TimeStep.SCALE.YEAR: + this.current.setFullYear(this.step * Math.floor(this.current.getFullYear() / this.step)); + this.current.setMonth(0); + case TimeStep.SCALE.MONTH: this.current.setDate(1); + case TimeStep.SCALE.DAY: // intentional fall through + case TimeStep.SCALE.WEEKDAY: this.current.setHours(0); + case TimeStep.SCALE.HOUR: this.current.setMinutes(0); + case TimeStep.SCALE.MINUTE: this.current.setSeconds(0); + case TimeStep.SCALE.SECOND: this.current.setMilliseconds(0); + //case TimeStep.SCALE.MILLISECOND: // nothing to do for milliseconds + } - var data = edgesData.get(id); - var edge = edges[id]; - if (edge) { - // update edge - edge.disconnect(); - edge.setProperties(data, this.constants); - edge.connect(); - } - else { - // create edge - edge = new Edge(data, this, this.constants); - this.edges[id] = edge; + if (this.step != 1) { + // round down to the first minor value that is a multiple of the current step size + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: this.current.setMilliseconds(this.current.getMilliseconds() - this.current.getMilliseconds() % this.step); break; + case TimeStep.SCALE.SECOND: this.current.setSeconds(this.current.getSeconds() - this.current.getSeconds() % this.step); break; + case TimeStep.SCALE.MINUTE: this.current.setMinutes(this.current.getMinutes() - this.current.getMinutes() % this.step); break; + case TimeStep.SCALE.HOUR: this.current.setHours(this.current.getHours() - this.current.getHours() % this.step); break; + case TimeStep.SCALE.WEEKDAY: // intentional fall through + case TimeStep.SCALE.DAY: this.current.setDate((this.current.getDate()-1) - (this.current.getDate()-1) % this.step + 1); break; + case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() - this.current.getMonth() % this.step); break; + case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() - this.current.getFullYear() % this.step); break; + default: break; } } + }; - this._createBezierNodes(); - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); - } - this.moving = true; - this._updateValueRange(edges); + /** + * Check if the there is a next step + * @return {boolean} true if the current date has not passed the end date + */ + TimeStep.prototype.hasNext = function () { + return (this.current.valueOf() <= this._end.valueOf()); }; /** - * Remove existing edges. Non existing ids will be ignored - * @param {Number[] | String[]} ids - * @private + * Do the next step */ - Network.prototype._removeEdges = function (ids) { - var edges = this.edges; - for (var i = 0, len = ids.length; i < len; i++) { - var id = ids[i]; - var edge = edges[id]; - if (edge) { - if (edge.via != null) { - delete this.sectors['support']['nodes'][edge.via.id]; - } - edge.disconnect(); - delete edges[id]; + TimeStep.prototype.next = function() { + var prev = this.current.valueOf(); + + // Two cases, needed to prevent issues with switching daylight savings + // (end of March and end of October) + if (this.current.getMonth() < 6) { + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: + + this.current = new Date(this.current.valueOf() + this.step); break; + case TimeStep.SCALE.SECOND: this.current = new Date(this.current.valueOf() + this.step * 1000); break; + case TimeStep.SCALE.MINUTE: this.current = new Date(this.current.valueOf() + this.step * 1000 * 60); break; + case TimeStep.SCALE.HOUR: + this.current = new Date(this.current.valueOf() + this.step * 1000 * 60 * 60); + // in case of skipping an hour for daylight savings, adjust the hour again (else you get: 0h 5h 9h ... instead of 0h 4h 8h ...) + var h = this.current.getHours(); + this.current.setHours(h - (h % this.step)); + break; + case TimeStep.SCALE.WEEKDAY: // intentional fall through + case TimeStep.SCALE.DAY: this.current.setDate(this.current.getDate() + this.step); break; + case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() + this.step); break; + case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() + this.step); break; + default: break; } } - - this.moving = true; - this._updateValueRange(edges); - if (this.constants.hierarchicalLayout.enabled == true && this.initializing == false) { - this._resetLevels(); - this._setupHierarchicalLayout(); + else { + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: this.current = new Date(this.current.valueOf() + this.step); break; + case TimeStep.SCALE.SECOND: this.current.setSeconds(this.current.getSeconds() + this.step); break; + case TimeStep.SCALE.MINUTE: this.current.setMinutes(this.current.getMinutes() + this.step); break; + case TimeStep.SCALE.HOUR: this.current.setHours(this.current.getHours() + this.step); break; + case TimeStep.SCALE.WEEKDAY: // intentional fall through + case TimeStep.SCALE.DAY: this.current.setDate(this.current.getDate() + this.step); break; + case TimeStep.SCALE.MONTH: this.current.setMonth(this.current.getMonth() + this.step); break; + case TimeStep.SCALE.YEAR: this.current.setFullYear(this.current.getFullYear() + this.step); break; + default: break; + } } - this._updateCalculationNodes(); - }; - /** - * Reconnect all edges - * @private - */ - Network.prototype._reconnectEdges = function() { - var id, - nodes = this.nodes, - edges = this.edges; - for (id in nodes) { - if (nodes.hasOwnProperty(id)) { - nodes[id].edges = []; + if (this.step != 1) { + // round down to the correct major value + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: if(this.current.getMilliseconds() < this.step) this.current.setMilliseconds(0); break; + case TimeStep.SCALE.SECOND: if(this.current.getSeconds() < this.step) this.current.setSeconds(0); break; + case TimeStep.SCALE.MINUTE: if(this.current.getMinutes() < this.step) this.current.setMinutes(0); break; + case TimeStep.SCALE.HOUR: if(this.current.getHours() < this.step) this.current.setHours(0); break; + case TimeStep.SCALE.WEEKDAY: // intentional fall through + case TimeStep.SCALE.DAY: if(this.current.getDate() < this.step+1) this.current.setDate(1); break; + case TimeStep.SCALE.MONTH: if(this.current.getMonth() < this.step) this.current.setMonth(0); break; + case TimeStep.SCALE.YEAR: break; // nothing to do for year + default: break; } } - for (id in edges) { - if (edges.hasOwnProperty(id)) { - var edge = edges[id]; - edge.from = null; - edge.to = null; - edge.connect(); - } + // safety mechanism: if current time is still unchanged, move to the end + if (this.current.valueOf() == prev) { + this.current = new Date(this._end.valueOf()); } }; + /** - * Update the values of all object in the given array according to the current - * value range of the objects in the array. - * @param {Object} obj An object containing a set of Edges or Nodes - * The objects must have a method getValue() and - * setValueRange(min, max). - * @private + * Get the current datetime + * @return {Date} current The current date */ - Network.prototype._updateValueRange = function(obj) { - var id; + TimeStep.prototype.getCurrent = function() { + return this.current; + }; - // determine the range of the objects - var valueMin = undefined; - var valueMax = undefined; - for (id in obj) { - if (obj.hasOwnProperty(id)) { - var value = obj[id].getValue(); - if (value !== undefined) { - valueMin = (valueMin === undefined) ? value : Math.min(value, valueMin); - valueMax = (valueMax === undefined) ? value : Math.max(value, valueMax); - } - } - } + /** + * Set a custom scale. Autoscaling will be disabled. + * For example setScale(SCALE.MINUTES, 5) will result + * in minor steps of 5 minutes, and major steps of an hour. + * + * @param {TimeStep.SCALE} newScale + * A scale. Choose from SCALE.MILLISECOND, + * SCALE.SECOND, SCALE.MINUTE, SCALE.HOUR, + * SCALE.WEEKDAY, SCALE.DAY, SCALE.MONTH, + * SCALE.YEAR. + * @param {Number} newStep A step size, by default 1. Choose for + * example 1, 2, 5, or 10. + */ + TimeStep.prototype.setScale = function(newScale, newStep) { + this.scale = newScale; - // adjust the range of all objects - if (valueMin !== undefined && valueMax !== undefined) { - for (id in obj) { - if (obj.hasOwnProperty(id)) { - obj[id].setValueRange(valueMin, valueMax); - } - } + if (newStep > 0) { + this.step = newStep; } + + this.autoScale = false; }; /** - * Redraw the network with the current data - * chart will be resized too. + * Enable or disable autoscaling + * @param {boolean} enable If true, autoascaling is set true */ - Network.prototype.redraw = function() { - this.setSize(this.constants.width, this.constants.height); - this._redraw(); + TimeStep.prototype.setAutoScale = function (enable) { + this.autoScale = enable; }; + /** - * Redraw the network with the current data - * @private + * Automatically determine the scale that bests fits the provided minimum step + * @param {Number} [minimumStep] The minimum step size in milliseconds */ - Network.prototype._redraw = function() { - var ctx = this.frame.canvas.getContext('2d'); - // clear the canvas - var w = this.frame.canvas.width; - var h = this.frame.canvas.height; - ctx.clearRect(0, 0, w, h); - - // set scaling and translation - ctx.save(); - ctx.translate(this.translation.x, this.translation.y); - ctx.scale(this.scale, this.scale); - - this.canvasTopLeft = { - "x": this._XconvertDOMtoCanvas(0), - "y": this._YconvertDOMtoCanvas(0) - }; - this.canvasBottomRight = { - "x": this._XconvertDOMtoCanvas(this.frame.canvas.clientWidth), - "y": this._YconvertDOMtoCanvas(this.frame.canvas.clientHeight) - }; - - - this._doInAllSectors("_drawAllSectorNodes",ctx); - if (this.drag.dragging == false || this.drag.dragging === undefined || this.constants.hideEdgesOnDrag == false) { - this._doInAllSectors("_drawEdges",ctx); - } - - if (this.drag.dragging == false || this.drag.dragging === undefined || this.constants.hideNodesOnDrag == false) { - this._doInAllSectors("_drawNodes",ctx,false); - } - - if (this.controlNodesActive == true) { - this._doInAllSectors("_drawControlNodes",ctx); + TimeStep.prototype.setMinimumStep = function(minimumStep) { + if (minimumStep == undefined) { + return; } - // this._doInSupportSector("_drawNodes",ctx,true); - // this._drawTree(ctx,"#F00F0F"); + var stepYear = (1000 * 60 * 60 * 24 * 30 * 12); + var stepMonth = (1000 * 60 * 60 * 24 * 30); + var stepDay = (1000 * 60 * 60 * 24); + var stepHour = (1000 * 60 * 60); + var stepMinute = (1000 * 60); + var stepSecond = (1000); + var stepMillisecond= (1); - // restore original scaling and translation - ctx.restore(); + // find the smallest step that is larger than the provided minimumStep + if (stepYear*1000 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 1000;} + if (stepYear*500 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 500;} + if (stepYear*100 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 100;} + if (stepYear*50 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 50;} + if (stepYear*10 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 10;} + if (stepYear*5 > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 5;} + if (stepYear > minimumStep) {this.scale = TimeStep.SCALE.YEAR; this.step = 1;} + if (stepMonth*3 > minimumStep) {this.scale = TimeStep.SCALE.MONTH; this.step = 3;} + if (stepMonth > minimumStep) {this.scale = TimeStep.SCALE.MONTH; this.step = 1;} + if (stepDay*5 > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 5;} + if (stepDay*2 > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 2;} + if (stepDay > minimumStep) {this.scale = TimeStep.SCALE.DAY; this.step = 1;} + if (stepDay/2 > minimumStep) {this.scale = TimeStep.SCALE.WEEKDAY; this.step = 1;} + if (stepHour*4 > minimumStep) {this.scale = TimeStep.SCALE.HOUR; this.step = 4;} + if (stepHour > minimumStep) {this.scale = TimeStep.SCALE.HOUR; this.step = 1;} + if (stepMinute*15 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 15;} + if (stepMinute*10 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 10;} + if (stepMinute*5 > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 5;} + if (stepMinute > minimumStep) {this.scale = TimeStep.SCALE.MINUTE; this.step = 1;} + if (stepSecond*15 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 15;} + if (stepSecond*10 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 10;} + if (stepSecond*5 > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 5;} + if (stepSecond > minimumStep) {this.scale = TimeStep.SCALE.SECOND; this.step = 1;} + if (stepMillisecond*200 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 200;} + if (stepMillisecond*100 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 100;} + if (stepMillisecond*50 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 50;} + if (stepMillisecond*10 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 10;} + if (stepMillisecond*5 > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 5;} + if (stepMillisecond > minimumStep) {this.scale = TimeStep.SCALE.MILLISECOND; this.step = 1;} }; /** - * Set the translation of the network - * @param {Number} offsetX Horizontal offset - * @param {Number} offsetY Vertical offset - * @private + * Snap a date to a rounded value. + * The snap intervals are dependent on the current scale and step. + * @param {Date} date the date to be snapped. + * @return {Date} snappedDate */ - Network.prototype._setTranslation = function(offsetX, offsetY) { - if (this.translation === undefined) { - this.translation = { - x: 0, - y: 0 - }; + TimeStep.prototype.snap = function(date) { + var clone = new Date(date.valueOf()); + + if (this.scale == TimeStep.SCALE.YEAR) { + var year = clone.getFullYear() + Math.round(clone.getMonth() / 12); + clone.setFullYear(Math.round(year / this.step) * this.step); + clone.setMonth(0); + clone.setDate(0); + clone.setHours(0); + clone.setMinutes(0); + clone.setSeconds(0); + clone.setMilliseconds(0); } + else if (this.scale == TimeStep.SCALE.MONTH) { + if (clone.getDate() > 15) { + clone.setDate(1); + clone.setMonth(clone.getMonth() + 1); + // important: first set Date to 1, after that change the month. + } + else { + clone.setDate(1); + } - if (offsetX !== undefined) { - this.translation.x = offsetX; + clone.setHours(0); + clone.setMinutes(0); + clone.setSeconds(0); + clone.setMilliseconds(0); + } + else if (this.scale == TimeStep.SCALE.DAY) { + //noinspection FallthroughInSwitchStatementJS + switch (this.step) { + case 5: + case 2: + clone.setHours(Math.round(clone.getHours() / 24) * 24); break; + default: + clone.setHours(Math.round(clone.getHours() / 12) * 12); break; + } + clone.setMinutes(0); + clone.setSeconds(0); + clone.setMilliseconds(0); + } + else if (this.scale == TimeStep.SCALE.WEEKDAY) { + //noinspection FallthroughInSwitchStatementJS + switch (this.step) { + case 5: + case 2: + clone.setHours(Math.round(clone.getHours() / 12) * 12); break; + default: + clone.setHours(Math.round(clone.getHours() / 6) * 6); break; + } + clone.setMinutes(0); + clone.setSeconds(0); + clone.setMilliseconds(0); + } + else if (this.scale == TimeStep.SCALE.HOUR) { + switch (this.step) { + case 4: + clone.setMinutes(Math.round(clone.getMinutes() / 60) * 60); break; + default: + clone.setMinutes(Math.round(clone.getMinutes() / 30) * 30); break; + } + clone.setSeconds(0); + clone.setMilliseconds(0); + } else if (this.scale == TimeStep.SCALE.MINUTE) { + //noinspection FallthroughInSwitchStatementJS + switch (this.step) { + case 15: + case 10: + clone.setMinutes(Math.round(clone.getMinutes() / 5) * 5); + clone.setSeconds(0); + break; + case 5: + clone.setSeconds(Math.round(clone.getSeconds() / 60) * 60); break; + default: + clone.setSeconds(Math.round(clone.getSeconds() / 30) * 30); break; + } + clone.setMilliseconds(0); + } + else if (this.scale == TimeStep.SCALE.SECOND) { + //noinspection FallthroughInSwitchStatementJS + switch (this.step) { + case 15: + case 10: + clone.setSeconds(Math.round(clone.getSeconds() / 5) * 5); + clone.setMilliseconds(0); + break; + case 5: + clone.setMilliseconds(Math.round(clone.getMilliseconds() / 1000) * 1000); break; + default: + clone.setMilliseconds(Math.round(clone.getMilliseconds() / 500) * 500); break; + } } - if (offsetY !== undefined) { - this.translation.y = offsetY; + else if (this.scale == TimeStep.SCALE.MILLISECOND) { + var step = this.step > 5 ? this.step / 2 : 1; + clone.setMilliseconds(Math.round(clone.getMilliseconds() / step) * step); } - - this.emit('viewChanged'); + + return clone; }; /** - * Get the translation of the network - * @return {Object} translation An object with parameters x and y, both a number - * @private + * Check if the current value is a major value (for example when the step + * is DAY, a major value is each first day of the MONTH) + * @return {boolean} true if current date is major, else false. */ - Network.prototype._getTranslation = function() { - return { - x: this.translation.x, - y: this.translation.y - }; + TimeStep.prototype.isMajor = function() { + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: + return (this.current.getMilliseconds() == 0); + case TimeStep.SCALE.SECOND: + return (this.current.getSeconds() == 0); + case TimeStep.SCALE.MINUTE: + return (this.current.getHours() == 0) && (this.current.getMinutes() == 0); + // Note: this is no bug. Major label is equal for both minute and hour scale + case TimeStep.SCALE.HOUR: + return (this.current.getHours() == 0); + case TimeStep.SCALE.WEEKDAY: // intentional fall through + case TimeStep.SCALE.DAY: + return (this.current.getDate() == 1); + case TimeStep.SCALE.MONTH: + return (this.current.getMonth() == 0); + case TimeStep.SCALE.YEAR: + return false; + default: + return false; + } }; - /** - * Scale the network - * @param {Number} scale Scaling factor 1.0 is unscaled - * @private - */ - Network.prototype._setScale = function(scale) { - this.scale = scale; - }; /** - * Get the current scale of the network - * @return {Number} scale Scaling factor 1.0 is unscaled - * @private + * Returns formatted text for the minor axislabel, depending on the current + * date and the scale. For example when scale is MINUTE, the current time is + * formatted as "hh:mm". + * @param {Date} [date] custom date. if not provided, current date is taken */ - Network.prototype._getScale = function() { - return this.scale; - }; + TimeStep.prototype.getLabelMinor = function(date) { + if (date == undefined) { + date = this.current; + } - /** - * Convert the X coordinate in DOM-space (coordinate point in browser relative to the container div) to - * the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) - * @param {number} x - * @returns {number} - * @private - */ - Network.prototype._XconvertDOMtoCanvas = function(x) { - return (x - this.translation.x) / this.scale; + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND: return moment(date).format('SSS'); + case TimeStep.SCALE.SECOND: return moment(date).format('s'); + case TimeStep.SCALE.MINUTE: return moment(date).format('HH:mm'); + case TimeStep.SCALE.HOUR: return moment(date).format('HH:mm'); + case TimeStep.SCALE.WEEKDAY: return moment(date).format('ddd D'); + case TimeStep.SCALE.DAY: return moment(date).format('D'); + case TimeStep.SCALE.MONTH: return moment(date).format('MMM'); + case TimeStep.SCALE.YEAR: return moment(date).format('YYYY'); + default: return ''; + } }; - /** - * Convert the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to - * the X coordinate in DOM-space (coordinate point in browser relative to the container div) - * @param {number} x - * @returns {number} - * @private - */ - Network.prototype._XconvertCanvasToDOM = function(x) { - return x * this.scale + this.translation.x; - }; /** - * Convert the Y coordinate in DOM-space (coordinate point in browser relative to the container div) to - * the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) - * @param {number} y - * @returns {number} - * @private + * Returns formatted text for the major axis label, depending on the current + * date and the scale. For example when scale is MINUTE, the major scale is + * hours, and the hour will be formatted as "hh". + * @param {Date} [date] custom date. if not provided, current date is taken */ - Network.prototype._YconvertDOMtoCanvas = function(y) { - return (y - this.translation.y) / this.scale; - }; + TimeStep.prototype.getLabelMajor = function(date) { + if (date == undefined) { + date = this.current; + } - /** - * Convert the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to - * the Y coordinate in DOM-space (coordinate point in browser relative to the container div) - * @param {number} y - * @returns {number} - * @private - */ - Network.prototype._YconvertCanvasToDOM = function(y) { - return y * this.scale + this.translation.y ; + //noinspection FallthroughInSwitchStatementJS + switch (this.scale) { + case TimeStep.SCALE.MILLISECOND:return moment(date).format('HH:mm:ss'); + case TimeStep.SCALE.SECOND: return moment(date).format('D MMMM HH:mm'); + case TimeStep.SCALE.MINUTE: + case TimeStep.SCALE.HOUR: return moment(date).format('ddd D MMMM'); + case TimeStep.SCALE.WEEKDAY: + case TimeStep.SCALE.DAY: return moment(date).format('MMMM YYYY'); + case TimeStep.SCALE.MONTH: return moment(date).format('YYYY'); + case TimeStep.SCALE.YEAR: return ''; + default: return ''; + } }; + module.exports = TimeStep; - /** - * - * @param {object} pos = {x: number, y: number} - * @returns {{x: number, y: number}} - * @constructor - */ - Network.prototype.canvasToDOM = function(pos) { - return {x:this._XconvertCanvasToDOM(pos.x),y:this._YconvertCanvasToDOM(pos.y)}; - } - /** - * - * @param {object} pos = {x: number, y: number} - * @returns {{x: number, y: number}} - * @constructor - */ - Network.prototype.DOMtoCanvas = function(pos) { - return {x:this._XconvertDOMtoCanvas(pos.x),y:this._YconvertDOMtoCanvas(pos.y)}; - } +/***/ }, +/* 26 */ +/***/ function(module, exports, __webpack_require__) { + + var util = __webpack_require__(1); + var Component = __webpack_require__(22); + var moment = __webpack_require__(2); + var locales = __webpack_require__(27); /** - * Redraw all nodes - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @param {Boolean} [alwaysShow] - * @private + * A current time bar + * @param {{range: Range, dom: Object, domProps: Object}} body + * @param {Object} [options] Available parameters: + * {Boolean} [showCurrentTime] + * @constructor CurrentTime + * @extends Component */ - Network.prototype._drawNodes = function(ctx,alwaysShow) { - if (alwaysShow === undefined) { - alwaysShow = false; - } + function CurrentTime (body, options) { + this.body = body; - // first draw the unselected nodes - var nodes = this.nodes; - var selected = []; + // default options + this.defaultOptions = { + showCurrentTime: true, - for (var id in nodes) { - if (nodes.hasOwnProperty(id)) { - nodes[id].setScaleAndPos(this.scale,this.canvasTopLeft,this.canvasBottomRight); - if (nodes[id].isSelected()) { - selected.push(id); - } - else { - if (nodes[id].inArea() || alwaysShow) { - nodes[id].draw(ctx); - } - } - } - } + locales: locales, + locale: 'en' + }; + this.options = util.extend({}, this.defaultOptions); + this.offset = 0; - // draw the selected nodes on top - for (var s = 0, sMax = selected.length; s < sMax; s++) { - if (nodes[selected[s]].inArea() || alwaysShow) { - nodes[selected[s]].draw(ctx); - } - } - }; + this._create(); - /** - * Redraw all edges - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @private - */ - Network.prototype._drawEdges = function(ctx) { - var edges = this.edges; - for (var id in edges) { - if (edges.hasOwnProperty(id)) { - var edge = edges[id]; - edge.setScale(this.scale); - if (edge.connected) { - edges[id].draw(ctx); - } - } - } - }; + this.setOptions(options); + } + + CurrentTime.prototype = new Component(); /** - * Redraw all edges - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx + * Create the HTML DOM for the current time bar * @private */ - Network.prototype._drawControlNodes = function(ctx) { - var edges = this.edges; - for (var id in edges) { - if (edges.hasOwnProperty(id)) { - edges[id]._drawControlNodes(ctx); - } - } + CurrentTime.prototype._create = function() { + var bar = document.createElement('div'); + bar.className = 'currenttime'; + bar.style.position = 'absolute'; + bar.style.top = '0px'; + bar.style.height = '100%'; + + this.bar = bar; }; /** - * Find a stable position for all nodes - * @private + * Destroy the CurrentTime bar */ - Network.prototype._stabilize = function() { - if (this.constants.freezeForStabilization == true) { - this._freezeDefinedNodes(); - } + CurrentTime.prototype.destroy = function () { + this.options.showCurrentTime = false; + this.redraw(); // will remove the bar from the DOM and stop refreshing - // find stable position - var count = 0; - while (this.moving && count < this.constants.stabilizationIterations) { - this._physicsTick(); - count++; - } - this.zoomExtent(false,true); - if (this.constants.freezeForStabilization == true) { - this._restoreFrozenNodes(); - } + this.body = null; }; /** - * When initializing and stabilizing, we can freeze nodes with a predefined position. This greatly speeds up stabilization - * because only the supportnodes for the smoothCurves have to settle. - * - * @private + * Set options for the component. Options will be merged in current options. + * @param {Object} options Available parameters: + * {boolean} [showCurrentTime] */ - Network.prototype._freezeDefinedNodes = function() { - var nodes = this.nodes; - for (var id in nodes) { - if (nodes.hasOwnProperty(id)) { - if (nodes[id].x != null && nodes[id].y != null) { - nodes[id].fixedData.x = nodes[id].xFixed; - nodes[id].fixedData.y = nodes[id].yFixed; - nodes[id].xFixed = true; - nodes[id].yFixed = true; - } - } + CurrentTime.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + util.selectiveExtend(['showCurrentTime', 'locale', 'locales'], this.options, options); } }; /** - * Unfreezes the nodes that have been frozen by _freezeDefinedNodes. - * - * @private + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - Network.prototype._restoreFrozenNodes = function() { - var nodes = this.nodes; - for (var id in nodes) { - if (nodes.hasOwnProperty(id)) { - if (nodes[id].fixedData.x != null) { - nodes[id].xFixed = nodes[id].fixedData.x; - nodes[id].yFixed = nodes[id].fixedData.y; + CurrentTime.prototype.redraw = function() { + if (this.options.showCurrentTime) { + var parent = this.body.dom.backgroundVertical; + if (this.bar.parentNode != parent) { + // attach to the dom + if (this.bar.parentNode) { + this.bar.parentNode.removeChild(this.bar); } + parent.appendChild(this.bar); + + this.start(); } - } - }; + var now = new Date(new Date().valueOf() + this.offset); + var x = this.body.util.toScreen(now); - /** - * Check if any of the nodes is still moving - * @param {number} vmin the minimum velocity considered as 'moving' - * @return {boolean} true if moving, false if non of the nodes is moving - * @private - */ - Network.prototype._isMoving = function(vmin) { - var nodes = this.nodes; - for (var id in nodes) { - if (nodes.hasOwnProperty(id) && nodes[id].isMoving(vmin)) { - return true; + var locale = this.options.locales[this.options.locale]; + var title = locale.current + ' ' + locale.time + ': ' + moment(now).format('dddd, MMMM Do YYYY, H:mm:ss'); + title = title.charAt(0).toUpperCase() + title.substring(1); + + this.bar.style.left = x + 'px'; + this.bar.title = title; + } + else { + // remove the line from the DOM + if (this.bar.parentNode) { + this.bar.parentNode.removeChild(this.bar); } + this.stop(); } + return false; }; - /** - * /** - * Perform one discrete step for all nodes - * - * @private + * Start auto refreshing the current time bar */ - Network.prototype._discreteStepNodes = function(checkMovement) { - var interval = this.physicsDiscreteStepsize; - var nodes = this.nodes; - var nodeId; - var nodesPresent = false; + CurrentTime.prototype.start = function() { + var me = this; - if (this.constants.maxVelocity > 0) { - for (nodeId in nodes) { - if (nodes.hasOwnProperty(nodeId)) { - nodes[nodeId].discreteStepLimited(interval, this.constants.maxVelocity); - nodesPresent = true; - } - } - } - else { - for (nodeId in nodes) { - if (nodes.hasOwnProperty(nodeId)) { - nodes[nodeId].discreteStep(interval); - nodesPresent = true; - } - } - } + function update () { + me.stop(); - if (nodesPresent == true && (checkMovement === undefined || checkMovement == true)) { - var vminCorrected = this.constants.minVelocity / Math.max(this.scale,0.05); - if (vminCorrected > 0.5*this.constants.maxVelocity) { - this.moving = true; - } - else { - this.moving = this._isMoving(vminCorrected); - this.moving = this.moving || this.configurePhysics; - } + // determine interval to refresh + var scale = me.body.range.conversion(me.body.domProps.center.width).scale; + var interval = 1 / scale / 10; + if (interval < 30) interval = 30; + if (interval > 1000) interval = 1000; + + me.redraw(); + + // start a timer to adjust for the new time + me.currentTimeTimer = setTimeout(update, interval); } + + update(); }; /** - * A single simulation step (or "tick") in the physics simulation - * - * @private + * Stop auto refreshing the current time bar */ - Network.prototype._physicsTick = function() { - if (!this.freezeSimulation) { - if (this.moving == true) { - this._doInAllActiveSectors("_initializeForceCalculation"); - this._doInAllActiveSectors("_discreteStepNodes"); - if (this.constants.smoothCurves.enabled == true && this.constants.smoothCurves.dynamic == true) { - this._doInSupportSector("_discreteStepNodes", false); - } - - this.stabilizationIterations++; - } + CurrentTime.prototype.stop = function() { + if (this.currentTimeTimer !== undefined) { + clearTimeout(this.currentTimeTimer); + delete this.currentTimeTimer; } }; + /** + * Set a current time. This can be used for example to ensure that a client's + * time is synchronized with a shared server time. + * @param {Date | String | Number} time A Date, unix timestamp, or + * ISO date string. + */ + CurrentTime.prototype.setCurrentTime = function(time) { + var t = util.convert(time, 'Date').valueOf(); + var now = new Date().valueOf(); + this.offset = t - now; + this.redraw(); + }; /** - * This function runs one step of the animation. It calls an x amount of physics ticks and one render tick. - * It reschedules itself at the beginning of the function - * - * @private + * Get the current time. + * @return {Date} Returns the current time. */ - Network.prototype._animationStep = function() { - // reset the timer so a new scheduled animation step can be set - this.timer = undefined; - // handle the keyboad movement - this._handleNavigation(); + CurrentTime.prototype.getCurrentTime = function() { + return new Date(new Date().valueOf() + this.offset); + }; - // this schedules a new animation step - this.start(); + module.exports = CurrentTime; - // start the physics simulation - var calculationTime = Date.now(); - var maxSteps = 1; - this._physicsTick(); - var timeRequired = Date.now() - calculationTime; - while (timeRequired < 0.9*(this.renderTimestep - this.renderTime) && maxSteps < this.maxPhysicsTicksPerRender) { - this._physicsTick(); - timeRequired = Date.now() - calculationTime; - maxSteps++; - } - // start the rendering process - var renderTime = Date.now(); - this._redraw(); - this.renderTime = Date.now() - renderTime; +/***/ }, +/* 27 */ +/***/ function(module, exports, __webpack_require__) { + + // English + exports['en'] = { + current: 'current', + time: 'time' + }; + exports['en_EN'] = exports['en']; + exports['en_US'] = exports['en']; + + // Dutch + exports['nl'] = { + custom: 'aangepaste', + time: 'tijd' }; + exports['nl_NL'] = exports['nl']; + exports['nl_BE'] = exports['nl']; - if (typeof window !== 'undefined') { - window.requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || - window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; - } + +/***/ }, +/* 28 */ +/***/ function(module, exports, __webpack_require__) { + + var Hammer = __webpack_require__(18); + var util = __webpack_require__(1); + var Component = __webpack_require__(22); + var moment = __webpack_require__(2); + var locales = __webpack_require__(27); /** - * Schedule a animation step with the refreshrate interval. + * A custom time bar + * @param {{range: Range, dom: Object}} body + * @param {Object} [options] Available parameters: + * {Boolean} [showCustomTime] + * @constructor CustomTime + * @extends Component */ - Network.prototype.start = function() { - if (this.moving == true || this.xIncrement != 0 || this.yIncrement != 0 || this.zoomIncrement != 0) { - if (!this.timer) { - var ua = navigator.userAgent.toLowerCase(); - var requiresTimeout = false; - if (ua.indexOf('msie 9.0') != -1) { // IE 9 - requiresTimeout = true; - } - else if (ua.indexOf('safari') != -1) { // safari - if (ua.indexOf('chrome') <= -1) { - requiresTimeout = true; - } - } + function CustomTime (body, options) { + this.body = body; + + // default options + this.defaultOptions = { + showCustomTime: false, + locales: locales, + locale: 'en' + }; + this.options = util.extend({}, this.defaultOptions); - if (requiresTimeout == true) { - this.timer = window.setTimeout(this._animationStep.bind(this), this.renderTimestep); // wait this.renderTimeStep milliseconds and perform the animation step function - } - else{ - this.timer = window.requestAnimationFrame(this._animationStep.bind(this), this.renderTimestep); // wait this.renderTimeStep milliseconds and perform the animation step function - } - } - } - else { - this._redraw(); + this.customTime = new Date(); + this.eventParams = {}; // stores state parameters while dragging the bar - if (this.stabilizationIterations > 0) { - // trigger the "stabilized" event. - // The event is triggered on the next tick, to prevent the case that - // it is fired while initializing the Network, in which case you would not - // be able to catch it - var me = this; - var params = { - iterations: me.stabilizationIterations - }; - me.stabilizationIterations = 0; - setTimeout(function () { - me.emit("stabilized", params); - }, 0); - } - } - }; + // create the DOM + this._create(); + + this.setOptions(options); + } + CustomTime.prototype = new Component(); /** - * Move the network according to the keyboard presses. - * - * @private + * Set options for the component. Options will be merged in current options. + * @param {Object} options Available parameters: + * {boolean} [showCustomTime] */ - Network.prototype._handleNavigation = function() { - if (this.xIncrement != 0 || this.yIncrement != 0) { - var translation = this._getTranslation(); - this._setTranslation(translation.x+this.xIncrement, translation.y+this.yIncrement); - } - if (this.zoomIncrement != 0) { - var center = { - x: this.frame.canvas.clientWidth / 2, - y: this.frame.canvas.clientHeight / 2 - }; - this._zoom(this.scale*(1 + this.zoomIncrement), center); + CustomTime.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + util.selectiveExtend(['showCustomTime', 'locale', 'locales'], this.options, options); } }; - /** - * Freeze the _animationStep + * Create the DOM for the custom time + * @private */ - Network.prototype.toggleFreeze = function() { - if (this.freezeSimulation == false) { - this.freezeSimulation = true; - } - else { - this.freezeSimulation = false; - this.start(); - } + CustomTime.prototype._create = function() { + var bar = document.createElement('div'); + bar.className = 'customtime'; + bar.style.position = 'absolute'; + bar.style.top = '0px'; + bar.style.height = '100%'; + this.bar = bar; + + var drag = document.createElement('div'); + drag.style.position = 'relative'; + drag.style.top = '0px'; + drag.style.left = '-10px'; + drag.style.height = '100%'; + drag.style.width = '20px'; + bar.appendChild(drag); + + // attach event listeners + this.hammer = Hammer(bar, { + prevent_default: true + }); + this.hammer.on('dragstart', this._onDragStart.bind(this)); + this.hammer.on('drag', this._onDrag.bind(this)); + this.hammer.on('dragend', this._onDragEnd.bind(this)); }; + /** + * Destroy the CustomTime bar + */ + CustomTime.prototype.destroy = function () { + this.options.showCustomTime = false; + this.redraw(); // will remove the bar from the DOM + + this.hammer.enable(false); + this.hammer = null; + + this.body = null; + }; /** - * This function cleans the support nodes if they are not needed and adds them when they are. - * - * @param {boolean} [disableStart] - * @private + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - Network.prototype._configureSmoothCurves = function(disableStart) { - if (disableStart === undefined) { - disableStart = true; - } - if (this.constants.smoothCurves.enabled == true && this.constants.smoothCurves.dynamic == true) { - this._createBezierNodes(); - // cleanup unused support nodes - for (var nodeId in this.sectors['support']['nodes']) { - if (this.sectors['support']['nodes'].hasOwnProperty(nodeId)) { - if (this.edges[this.sectors['support']['nodes'][nodeId].parentEdgeId] === undefined) { - delete this.sectors['support']['nodes'][nodeId]; - } + CustomTime.prototype.redraw = function () { + if (this.options.showCustomTime) { + var parent = this.body.dom.backgroundVertical; + if (this.bar.parentNode != parent) { + // attach to the dom + if (this.bar.parentNode) { + this.bar.parentNode.removeChild(this.bar); } + parent.appendChild(this.bar); } + + var x = this.body.util.toScreen(this.customTime); + + var locale = this.options.locales[this.options.locale]; + var title = locale.time + ': ' + moment(this.customTime).format('dddd, MMMM Do YYYY, H:mm:ss'); + title = title.charAt(0).toUpperCase() + title.substring(1); + + this.bar.style.left = x + 'px'; + this.bar.title = title; } else { - // delete the support nodes - this.sectors['support']['nodes'] = {}; - for (var edgeId in this.edges) { - if (this.edges.hasOwnProperty(edgeId)) { - this.edges[edgeId].via = null; - } + // remove the line from the DOM + if (this.bar.parentNode) { + this.bar.parentNode.removeChild(this.bar); } } - - this._updateCalculationNodes(); - if (!disableStart) { - this.moving = true; - this.start(); - } + return false; }; - /** - * Bezier curves require an anchor point to calculate the smooth flow. These points are nodes. These nodes are invisible but - * are used for the force calculation. - * - * @private + * Set custom time. + * @param {Date | number | string} time */ - Network.prototype._createBezierNodes = function() { - if (this.constants.smoothCurves.enabled == true && this.constants.smoothCurves.dynamic == true) { - for (var edgeId in this.edges) { - if (this.edges.hasOwnProperty(edgeId)) { - var edge = this.edges[edgeId]; - if (edge.via == null) { - var nodeId = "edgeId:".concat(edge.id); - this.sectors['support']['nodes'][nodeId] = new Node( - {id:nodeId, - mass:1, - shape:'circle', - image:"", - internalMultiplier:1 - },{},{},this.constants); - edge.via = this.sectors['support']['nodes'][nodeId]; - edge.via.parentEdgeId = edge.id; - edge.positionBezierNode(); - } - } - } - } + CustomTime.prototype.setCustomTime = function(time) { + this.customTime = util.convert(time, 'Date'); + this.redraw(); }; /** - * load the functions that load the mixins into the prototype. - * - * @private + * Retrieve the current custom time. + * @return {Date} customTime */ - Network.prototype._initializeMixinLoaders = function () { - for (var mixin in MixinLoader) { - if (MixinLoader.hasOwnProperty(mixin)) { - Network.prototype[mixin] = MixinLoader[mixin]; - } - } + CustomTime.prototype.getCustomTime = function() { + return new Date(this.customTime.valueOf()); }; /** - * Load the XY positions of the nodes into the dataset. + * Start moving horizontally + * @param {Event} event + * @private */ - Network.prototype.storePosition = function() { - var dataArray = []; - for (var nodeId in this.nodes) { - if (this.nodes.hasOwnProperty(nodeId)) { - var node = this.nodes[nodeId]; - var allowedToMoveX = !this.nodes.xFixed; - var allowedToMoveY = !this.nodes.yFixed; - if (this.nodesData._data[nodeId].x != Math.round(node.x) || this.nodesData._data[nodeId].y != Math.round(node.y)) { - dataArray.push({id:nodeId,x:Math.round(node.x),y:Math.round(node.y),allowedToMoveX:allowedToMoveX,allowedToMoveY:allowedToMoveY}); - } - } - } - this.nodesData.update(dataArray); - }; + CustomTime.prototype._onDragStart = function(event) { + this.eventParams.dragging = true; + this.eventParams.customTime = this.customTime; + event.stopPropagation(); + event.preventDefault(); + }; /** - * Center a node in view. - * - * @param {Number} nodeId - * @param {Number} [zoomLevel] + * Perform moving operating. + * @param {Event} event + * @private */ - Network.prototype.focusOnNode = function (nodeId, zoomLevel) { - if (this.nodes.hasOwnProperty(nodeId)) { - if (zoomLevel === undefined) { - zoomLevel = this._getScale(); - } - var nodePosition= {x: this.nodes[nodeId].x, y: this.nodes[nodeId].y}; - - var requiredScale = zoomLevel; - this._setScale(requiredScale); + CustomTime.prototype._onDrag = function (event) { + if (!this.eventParams.dragging) return; - var canvasCenter = this.DOMtoCanvas({x:0.5 * this.frame.canvas.width,y:0.5 * this.frame.canvas.height}); - var translation = this._getTranslation(); + var deltaX = event.gesture.deltaX, + x = this.body.util.toScreen(this.eventParams.customTime) + deltaX, + time = this.body.util.toTime(x); - var distanceFromCenter = {x:canvasCenter.x - nodePosition.x, - y:canvasCenter.y - nodePosition.y}; + this.setCustomTime(time); - this._setTranslation(translation.x + requiredScale * distanceFromCenter.x, - translation.y + requiredScale * distanceFromCenter.y); - this.redraw(); - } - else { - console.log("This nodeId cannot be found.") - } + // fire a timechange event + this.body.emitter.emit('timechange', { + time: new Date(this.customTime.valueOf()) + }); + + event.stopPropagation(); + event.preventDefault(); }; /** - * Returns true when the Timeline is active. - * @returns {boolean} + * Stop moving operating. + * @param {event} event + * @private */ - Network.prototype.isActive = function () { - return !this.activator || this.activator.active; + CustomTime.prototype._onDragEnd = function (event) { + if (!this.eventParams.dragging) return; + + // fire a timechanged event + this.body.emitter.emit('timechanged', { + time: new Date(this.customTime.valueOf()) + }); + + event.stopPropagation(); + event.preventDefault(); }; - module.exports = Network; + module.exports = CustomTime; /***/ }, -/* 33 */ +/* 29 */ /***/ function(module, exports, __webpack_require__) { + var Hammer = __webpack_require__(18); var util = __webpack_require__(1); - var Node = __webpack_require__(36); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(8); + var Component = __webpack_require__(22); + var Group = __webpack_require__(30); + var ItemBox = __webpack_require__(34); + var ItemPoint = __webpack_require__(35); + var ItemRange = __webpack_require__(32); + + + var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items /** - * @class Edge - * - * A edge connects two nodes - * @param {Object} properties Object with properties. Must contain - * At least properties from and to. - * Available properties: from (number), - * to (number), label (string, color (string), - * width (number), style (string), - * length (number), title (string) - * @param {Network} network A Network object, used to find and edge to - * nodes. - * @param {Object} constants An object with default values for - * example for the color + * An ItemSet holds a set of items and ranges which can be displayed in a + * range. The width is determined by the parent of the ItemSet, and the height + * is determined by the size of the items. + * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} body + * @param {Object} [options] See ItemSet.setOptions for the available options. + * @constructor ItemSet + * @extends Component */ - function Edge (properties, network, networkConstants) { - if (!network) { - throw "No network provided"; - } - var fields = ['edges','physics']; - var constants = util.selectiveBridgeObject(fields,networkConstants); - this.options = constants.edges; - this.physics = constants.physics; - this.options['smoothCurves'] = networkConstants['smoothCurves']; + function ItemSet(body, options) { + this.body = body; + this.defaultOptions = { + type: null, // 'box', 'point', 'range' + orientation: 'bottom', // 'top' or 'bottom' + align: 'center', // alignment of box items + stack: true, + groupOrder: null, - this.network = network; + selectable: true, + editable: { + updateTime: false, + updateGroup: false, + add: false, + remove: false + }, - // initialize variables - this.id = undefined; - this.fromId = undefined; - this.toId = undefined; - this.title = undefined; - this.widthSelected = this.options.width * this.options.widthSelectionMultiplier; - this.value = undefined; - this.selected = false; - this.hover = false; + onAdd: function (item, callback) { + callback(item); + }, + onUpdate: function (item, callback) { + callback(item); + }, + onMove: function (item, callback) { + callback(item); + }, + onMoving: null, + onRemove: function (item, callback) { + callback(item); + }, - this.from = null; // a node - this.to = null; // a node - this.via = null; // a temp node + margin: { + item: { + horizontal: 10, + vertical: 10 + }, + axis: 20 + }, + padding: 5 + }; - // we use this to be able to reconnect the edge to a cluster if its node is put into a cluster - // by storing the original information we can revert to the original connection when the cluser is opened. - this.originalFromId = []; - this.originalToId = []; + // options is shared by this ItemSet and all its items + this.options = util.extend({}, this.defaultOptions); - this.connected = false; + // options for getting items from the DataSet with the correct type + this.itemOptions = { + type: {start: 'Date', end: 'Date'} + }; - this.widthFixed = false; - this.lengthFixed = false; + this.conversion = { + toScreen: body.util.toScreen, + toTime: body.util.toTime + }; + this.dom = {}; + this.props = {}; + this.hammer = null; - this.setProperties(properties); + var me = this; + this.itemsData = null; // DataSet + this.groupsData = null; // DataSet - this.controlNodesEnabled = false; - this.controlNodes = {from:null, to:null, positions:{}}; - this.connectedNode = null; + // listeners for the DataSet of the items + this.itemListeners = { + 'add': function (event, params, senderId) { + me._onAdd(params.items); + }, + 'update': function (event, params, senderId) { + me._onUpdate(params.items); + }, + 'remove': function (event, params, senderId) { + me._onRemove(params.items); + } + }; + + // listeners for the DataSet of the groups + this.groupListeners = { + 'add': function (event, params, senderId) { + me._onAddGroups(params.items); + }, + 'update': function (event, params, senderId) { + me._onUpdateGroups(params.items); + }, + 'remove': function (event, params, senderId) { + me._onRemoveGroups(params.items); + } + }; + + this.items = {}; // object with an Item for every data item + this.groups = {}; // Group object for every group + this.groupIds = []; + + this.selection = []; // list with the ids of all selected nodes + this.stackDirty = true; // if true, all items will be restacked on next redraw + + this.touchParams = {}; // stores properties while dragging + // create the HTML DOM + + this._create(); + + this.setOptions(options); } + ItemSet.prototype = new Component(); + + // available item types will be registered here + ItemSet.types = { + box: ItemBox, + range: ItemRange, + point: ItemPoint + }; + /** - * Set or overwrite properties for the edge - * @param {Object} properties an object with properties - * @param {Object} constants and object with default, global properties + * Create the HTML DOM for the ItemSet */ - Edge.prototype.setProperties = function(properties) { - if (!properties) { - return; - } - - var fields = ['style','fontSize','fontFace','fontColor','fontFill','width', - 'widthSelectionMultiplier','hoverWidth','arrowScaleFactor','dash' - ]; - util.selectiveDeepExtend(fields, this.options, properties); + ItemSet.prototype._create = function(){ + var frame = document.createElement('div'); + frame.className = 'itemset'; + frame['timeline-itemset'] = this; + this.dom.frame = frame; - if (properties.from !== undefined) {this.fromId = properties.from;} - if (properties.to !== undefined) {this.toId = properties.to;} + // create background panel + var background = document.createElement('div'); + background.className = 'background'; + frame.appendChild(background); + this.dom.background = background; - if (properties.id !== undefined) {this.id = properties.id;} - if (properties.label !== undefined) {this.label = properties.label;} + // create foreground panel + var foreground = document.createElement('div'); + foreground.className = 'foreground'; + frame.appendChild(foreground); + this.dom.foreground = foreground; - if (properties.title !== undefined) {this.title = properties.title;} - if (properties.value !== undefined) {this.value = properties.value;} - if (properties.length !== undefined) {this.physics.springLength = properties.length;} + // create axis panel + var axis = document.createElement('div'); + axis.className = 'axis'; + this.dom.axis = axis; - // scale the arrow - if (properties.arrowScaleFactor !== undefined) {this.options.arrowScaleFactor = properties.arrowScaleFactor;} + // create labelset + var labelSet = document.createElement('div'); + labelSet.className = 'labelset'; + this.dom.labelSet = labelSet; - if (properties.inheritColor !== undefined) {this.options.inheritColor = properties.inheritColor;} + // create ungrouped Group + this._updateUngrouped(); - if (properties.color !== undefined) { - this.options.inheritColor = false; - if (util.isString(properties.color)) { - this.options.color.color = properties.color; - this.options.color.highlight = properties.color; - } - else { - if (properties.color.color !== undefined) {this.options.color.color = properties.color.color;} - if (properties.color.highlight !== undefined) {this.options.color.highlight = properties.color.highlight;} - if (properties.color.hover !== undefined) {this.options.color.hover = properties.color.hover;} - } - } + // attach event listeners + // Note: we bind to the centerContainer for the case where the height + // of the center container is larger than of the ItemSet, so we + // can click in the empty area to create a new item or deselect an item. + this.hammer = Hammer(this.body.dom.centerContainer, { + prevent_default: true + }); - // A node is connected when it has a from and to node. - this.connect(); + // drag items when selected + this.hammer.on('touch', this._onTouch.bind(this)); + this.hammer.on('dragstart', this._onDragStart.bind(this)); + this.hammer.on('drag', this._onDrag.bind(this)); + this.hammer.on('dragend', this._onDragEnd.bind(this)); - this.widthFixed = this.widthFixed || (properties.width !== undefined); - this.lengthFixed = this.lengthFixed || (properties.length !== undefined); + // single select (or unselect) when tapping an item + this.hammer.on('tap', this._onSelectItem.bind(this)); - this.widthSelected = this.options.width* this.options.widthSelectionMultiplier; + // multi select when holding mouse/touch, or on ctrl+click + this.hammer.on('hold', this._onMultiSelectItem.bind(this)); - // set draw method based on style - switch (this.options.style) { - case 'line': this.draw = this._drawLine; break; - case 'arrow': this.draw = this._drawArrow; break; - case 'arrow-center': this.draw = this._drawArrowCenter; break; - case 'dash-line': this.draw = this._drawDashLine; break; - default: this.draw = this._drawLine; break; - } + // add item on doubletap + this.hammer.on('doubletap', this._onAddItem.bind(this)); + + // attach to the DOM + this.show(); }; /** - * Connect an edge to its nodes + * Set options for the ItemSet. Existing options will be extended/overwritten. + * @param {Object} [options] The following options are available: + * {String} type + * Default type for the items. Choose from 'box' + * (default), 'point', or 'range'. The default + * Style can be overwritten by individual items. + * {String} align + * Alignment for the items, only applicable for + * ItemBox. Choose 'center' (default), 'left', or + * 'right'. + * {String} orientation + * Orientation of the item set. Choose 'top' or + * 'bottom' (default). + * {Function} groupOrder + * A sorting function for ordering groups + * {Boolean} stack + * If true (deafult), items will be stacked on + * top of each other. + * {Number} margin.axis + * Margin between the axis and the items in pixels. + * Default is 20. + * {Number} margin.item.horizontal + * Horizontal margin between items in pixels. + * Default is 10. + * {Number} margin.item.vertical + * Vertical Margin between items in pixels. + * Default is 10. + * {Number} margin.item + * Margin between items in pixels in both horizontal + * and vertical direction. Default is 10. + * {Number} margin + * Set margin for both axis and items in pixels. + * {Number} padding + * Padding of the contents of an item in pixels. + * Must correspond with the items css. Default is 5. + * {Boolean} selectable + * If true (default), items can be selected. + * {Boolean} editable + * Set all editable options to true or false + * {Boolean} editable.updateTime + * Allow dragging an item to an other moment in time + * {Boolean} editable.updateGroup + * Allow dragging an item to an other group + * {Boolean} editable.add + * Allow creating new items on double tap + * {Boolean} editable.remove + * Allow removing items by clicking the delete button + * top right of a selected item. + * {Function(item: Item, callback: Function)} onAdd + * Callback function triggered when an item is about to be added: + * when the user double taps an empty space in the Timeline. + * {Function(item: Item, callback: Function)} onUpdate + * Callback function fired when an item is about to be updated. + * This function typically has to show a dialog where the user + * change the item. If not implemented, nothing happens. + * {Function(item: Item, callback: Function)} onMove + * Fired when an item has been moved. If not implemented, + * the move action will be accepted. + * {Function(item: Item, callback: Function)} onRemove + * Fired when an item is about to be deleted. + * If not implemented, the item will be always removed. */ - Edge.prototype.connect = function () { - this.disconnect(); - - this.from = this.network.nodes[this.fromId] || null; - this.to = this.network.nodes[this.toId] || null; - this.connected = (this.from && this.to); + ItemSet.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + var fields = ['type', 'align', 'orientation', 'padding', 'stack', 'selectable', 'groupOrder']; + util.selectiveExtend(fields, this.options, options); - if (this.connected) { - this.from.attachEdge(this); - this.to.attachEdge(this); - } - else { - if (this.from) { - this.from.detachEdge(this); + if ('margin' in options) { + if (typeof options.margin === 'number') { + this.options.margin.axis = options.margin; + this.options.margin.item.horizontal = options.margin; + this.options.margin.item.vertical = options.margin; + } + else if (typeof options.margin === 'object') { + util.selectiveExtend(['axis'], this.options.margin, options.margin); + if ('item' in options.margin) { + if (typeof options.margin.item === 'number') { + this.options.margin.item.horizontal = options.margin.item; + this.options.margin.item.vertical = options.margin.item; + } + else if (typeof options.margin.item === 'object') { + util.selectiveExtend(['horizontal', 'vertical'], this.options.margin.item, options.margin.item); + } + } + } } - if (this.to) { - this.to.detachEdge(this); + + if ('editable' in options) { + if (typeof options.editable === 'boolean') { + this.options.editable.updateTime = options.editable; + this.options.editable.updateGroup = options.editable; + this.options.editable.add = options.editable; + this.options.editable.remove = options.editable; + } + else if (typeof options.editable === 'object') { + util.selectiveExtend(['updateTime', 'updateGroup', 'add', 'remove'], this.options.editable, options.editable); + } } + + // callback functions + var addCallback = (function (name) { + if (name in options) { + var fn = options[name]; + if (!(fn instanceof Function)) { + throw new Error('option ' + name + ' must be a function ' + name + '(item, callback)'); + } + this.options[name] = fn; + } + }).bind(this); + ['onAdd', 'onUpdate', 'onRemove', 'onMove', 'onMoving'].forEach(addCallback); + + // force the itemSet to refresh: options like orientation and margins may be changed + this.markDirty(); } }; /** - * Disconnect an edge from its nodes + * Mark the ItemSet dirty so it will refresh everything with next redraw */ - Edge.prototype.disconnect = function () { - if (this.from) { - this.from.detachEdge(this); - this.from = null; - } - if (this.to) { - this.to.detachEdge(this); - this.to = null; - } - - this.connected = false; + ItemSet.prototype.markDirty = function() { + this.groupIds = []; + this.stackDirty = true; }; /** - * get the title of this edge. - * @return {string} title The title of the edge, or undefined when no title - * has been set. + * Destroy the ItemSet */ - Edge.prototype.getTitle = function() { - return typeof this.title === "function" ? this.title() : this.title; - }; + ItemSet.prototype.destroy = function() { + this.hide(); + this.setItems(null); + this.setGroups(null); + this.hammer = null; - /** - * Retrieve the value of the edge. Can be undefined - * @return {Number} value - */ - Edge.prototype.getValue = function() { - return this.value; + this.body = null; + this.conversion = null; }; /** - * Adjust the value range of the edge. The edge will adjust it's width - * based on its value. - * @param {Number} min - * @param {Number} max + * Hide the component from the DOM */ - Edge.prototype.setValueRange = function(min, max) { - if (!this.widthFixed && this.value !== undefined) { - var scale = (this.options.widthMax - this.options.widthMin) / (max - min); - this.options.width= (this.value - min) * scale + this.options.widthMin; - this.widthSelected = this.options.width* this.options.widthSelectionMultiplier; + ItemSet.prototype.hide = function() { + // remove the frame containing the items + if (this.dom.frame.parentNode) { + this.dom.frame.parentNode.removeChild(this.dom.frame); } - }; - /** - * Redraw a edge - * Draw this edge in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx - */ - Edge.prototype.draw = function(ctx) { - throw "Method draw not initialized in edge"; + // remove the axis with dots + if (this.dom.axis.parentNode) { + this.dom.axis.parentNode.removeChild(this.dom.axis); + } + + // remove the labelset containing all group labels + if (this.dom.labelSet.parentNode) { + this.dom.labelSet.parentNode.removeChild(this.dom.labelSet); + } }; /** - * Check if this object is overlapping with the provided object - * @param {Object} obj an object with parameters left, top - * @return {boolean} True if location is located on the edge + * Show the component in the DOM (when not already visible). + * @return {Boolean} changed */ - Edge.prototype.isOverlappingWith = function(obj) { - if (this.connected) { - var distMax = 10; - var xFrom = this.from.x; - var yFrom = this.from.y; - var xTo = this.to.x; - var yTo = this.to.y; - var xObj = obj.left; - var yObj = obj.top; - - var dist = this._getDistanceToEdge(xFrom, yFrom, xTo, yTo, xObj, yObj); - - return (dist < distMax); - } - else { - return false + ItemSet.prototype.show = function() { + // show frame containing the items + if (!this.dom.frame.parentNode) { + this.body.dom.center.appendChild(this.dom.frame); } - }; - Edge.prototype._getColor = function() { - var colorObj = this.options.color; - if (this.options.inheritColor == "to") { - colorObj = { - highlight: this.to.options.color.highlight.border, - hover: this.to.options.color.hover.border, - color: this.to.options.color.border - }; - } - else if (this.options.inheritColor == "from" || this.options.inheritColor == true) { - colorObj = { - highlight: this.from.options.color.highlight.border, - hover: this.from.options.color.hover.border, - color: this.from.options.color.border - }; + // show axis with dots + if (!this.dom.axis.parentNode) { + this.body.dom.top.appendChild(this.dom.axis); } - if (this.selected == true) {return colorObj.highlight;} - else if (this.hover == true) {return colorObj.hover;} - else {return colorObj.color;} - } - + // show labelset containing labels + if (!this.dom.labelSet.parentNode) { + this.body.dom.left.appendChild(this.dom.labelSet); + } + }; /** - * Redraw a edge as a line - * Draw this edge in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx - * @private + * Set selected items by their id. Replaces the current selection + * Unknown id's are silently ignored. + * @param {string[] | string} [ids] An array with zero or more id's of the items to be + * selected, or a single item id. If ids is undefined + * or an empty array, all items will be unselected. */ - Edge.prototype._drawLine = function(ctx) { - // set style - ctx.strokeStyle = this._getColor(); - ctx.lineWidth = this._getLineWidth(); + ItemSet.prototype.setSelection = function(ids) { + var i, ii, id, item; - if (this.from != this.to) { - // draw line - var via = this._line(ctx); + if (ids == undefined) ids = []; + if (!Array.isArray(ids)) ids = [ids]; - // draw label - var point; - if (this.label) { - if (this.options.smoothCurves.enabled == true && via != null) { - var midpointX = 0.5*(0.5*(this.from.x + via.x) + 0.5*(this.to.x + via.x)); - var midpointY = 0.5*(0.5*(this.from.y + via.y) + 0.5*(this.to.y + via.y)); - point = {x:midpointX, y:midpointY}; - } - else { - point = this._pointOnLine(0.5); - } - this._label(ctx, this.label, point.x, point.y); - } + // unselect currently selected items + for (i = 0, ii = this.selection.length; i < ii; i++) { + id = this.selection[i]; + item = this.items[id]; + if (item) item.unselect(); } - else { - var x, y; - var radius = this.physics.springLength / 4; - var node = this.from; - if (!node.width) { - node.resize(ctx); - } - if (node.width > node.height) { - x = node.x + node.width / 2; - y = node.y - radius; - } - else { - x = node.x + radius; - y = node.y - node.height / 2; + + // select items + this.selection = []; + for (i = 0, ii = ids.length; i < ii; i++) { + id = ids[i]; + item = this.items[id]; + if (item) { + this.selection.push(id); + item.select(); } - this._circle(ctx, x, y, radius); - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); } }; /** - * Get the line width of the edge. Depends on width and whether one of the - * connected nodes is selected. - * @return {Number} width - * @private + * Get the selected items by their id + * @return {Array} ids The ids of the selected items */ - Edge.prototype._getLineWidth = function() { - if (this.selected == true) { - return Math.max(Math.min(this.widthSelected, this.options.widthMax), 0.3*this.networkScaleInv); - } - else { - if (this.hover == true) { - return Math.max(Math.min(this.options.hoverWidth, this.options.widthMax), 0.3*this.networkScaleInv); - } - else { - return Math.max(this.options.width, 0.3*this.networkScaleInv); - } - } + ItemSet.prototype.getSelection = function() { + return this.selection.concat([]); }; - Edge.prototype._getViaCoordinates = function () { - var xVia = null; - var yVia = null; - var factor = this.options.smoothCurves.roundness; - var type = this.options.smoothCurves.type; - - var dx = Math.abs(this.from.x - this.to.x); - var dy = Math.abs(this.from.y - this.to.y); - if (type == 'discrete' || type == 'diagonalCross') { - if (Math.abs(this.from.x - this.to.x) < Math.abs(this.from.y - this.to.y)) { - if (this.from.y > this.to.y) { - if (this.from.x < this.to.x) { - xVia = this.from.x + factor * dy; - yVia = this.from.y - factor * dy; - } - else if (this.from.x > this.to.x) { - xVia = this.from.x - factor * dy; - yVia = this.from.y - factor * dy; - } - } - else if (this.from.y < this.to.y) { - if (this.from.x < this.to.x) { - xVia = this.from.x + factor * dy; - yVia = this.from.y + factor * dy; - } - else if (this.from.x > this.to.x) { - xVia = this.from.x - factor * dy; - yVia = this.from.y + factor * dy; - } - } - if (type == "discrete") { - xVia = dx < factor * dy ? this.from.x : xVia; - } - } - else if (Math.abs(this.from.x - this.to.x) > Math.abs(this.from.y - this.to.y)) { - if (this.from.y > this.to.y) { - if (this.from.x < this.to.x) { - xVia = this.from.x + factor * dx; - yVia = this.from.y - factor * dx; - } - else if (this.from.x > this.to.x) { - xVia = this.from.x - factor * dx; - yVia = this.from.y - factor * dx; - } - } - else if (this.from.y < this.to.y) { - if (this.from.x < this.to.x) { - xVia = this.from.x + factor * dx; - yVia = this.from.y + factor * dx; - } - else if (this.from.x > this.to.x) { - xVia = this.from.x - factor * dx; - yVia = this.from.y + factor * dx; - } - } - if (type == "discrete") { - yVia = dy < factor * dx ? this.from.y : yVia; - } - } - } - else if (type == "straightCross") { - if (Math.abs(this.from.x - this.to.x) < Math.abs(this.from.y - this.to.y)) { // up - down - xVia = this.from.x; - if (this.from.y < this.to.y) { - yVia = this.to.y - (1-factor) * dy; - } - else { - yVia = this.to.y + (1-factor) * dy; - } - } - else if (Math.abs(this.from.x - this.to.x) > Math.abs(this.from.y - this.to.y)) { // left - right - if (this.from.x < this.to.x) { - xVia = this.to.x - (1-factor) * dx; - } - else { - xVia = this.to.x + (1-factor) * dx; - } - yVia = this.from.y; - } - } - else if (type == 'horizontal') { - if (this.from.x < this.to.x) { - xVia = this.to.x - (1-factor) * dx; - } - else { - xVia = this.to.x + (1-factor) * dx; - } - yVia = this.from.y; - } - else if (type == 'vertical') { - xVia = this.from.x; - if (this.from.y < this.to.y) { - yVia = this.to.y - (1-factor) * dy; - } - else { - yVia = this.to.y + (1-factor) * dy; - } - } - else { // continuous - if (Math.abs(this.from.x - this.to.x) < Math.abs(this.from.y - this.to.y)) { - if (this.from.y > this.to.y) { - if (this.from.x < this.to.x) { - // console.log(1) - xVia = this.from.x + factor * dy; - yVia = this.from.y - factor * dy; - xVia = this.to.x < xVia ? this.to.x : xVia; - } - else if (this.from.x > this.to.x) { - // console.log(2) - xVia = this.from.x - factor * dy; - yVia = this.from.y - factor * dy; - xVia = this.to.x > xVia ? this.to.x :xVia; - } - } - else if (this.from.y < this.to.y) { - if (this.from.x < this.to.x) { - // console.log(3) - xVia = this.from.x + factor * dy; - yVia = this.from.y + factor * dy; - xVia = this.to.x < xVia ? this.to.x : xVia; - } - else if (this.from.x > this.to.x) { - // console.log(4, this.from.x, this.to.x) - xVia = this.from.x - factor * dy; - yVia = this.from.y + factor * dy; - xVia = this.to.x > xVia ? this.to.x : xVia; - } - } - } - else if (Math.abs(this.from.x - this.to.x) > Math.abs(this.from.y - this.to.y)) { - if (this.from.y > this.to.y) { - if (this.from.x < this.to.x) { - // console.log(5) - xVia = this.from.x + factor * dx; - yVia = this.from.y - factor * dx; - yVia = this.to.y > yVia ? this.to.y : yVia; - } - else if (this.from.x > this.to.x) { - // console.log(6) - xVia = this.from.x - factor * dx; - yVia = this.from.y - factor * dx; - yVia = this.to.y > yVia ? this.to.y : yVia; - } - } - else if (this.from.y < this.to.y) { - if (this.from.x < this.to.x) { - // console.log(7) - xVia = this.from.x + factor * dx; - yVia = this.from.y + factor * dx; - yVia = this.to.y < yVia ? this.to.y : yVia; - } - else if (this.from.x > this.to.x) { - // console.log(8) - xVia = this.from.x - factor * dx; - yVia = this.from.y + factor * dx; - yVia = this.to.y < yVia ? this.to.y : yVia; + /** + * Get the id's of the currently visible items. + * @returns {Array} The ids of the visible items + */ + ItemSet.prototype.getVisibleItems = function() { + var range = this.body.range.getRange(); + var left = this.body.util.toScreen(range.start); + var right = this.body.util.toScreen(range.end); + + var ids = []; + for (var groupId in this.groups) { + if (this.groups.hasOwnProperty(groupId)) { + var group = this.groups[groupId]; + var rawVisibleItems = group.visibleItems; + + // filter the "raw" set with visibleItems into a set which is really + // visible by pixels + for (var i = 0; i < rawVisibleItems.length; i++) { + var item = rawVisibleItems[i]; + // TODO: also check whether visible vertically + if ((item.left < right) && (item.left + item.width > left)) { + ids.push(item.id); } } } } - - return {x:xVia, y:yVia}; - } + return ids; + }; /** - * Draw a line between two nodes - * @param {CanvasRenderingContext2D} ctx + * Deselect a selected item + * @param {String | Number} id * @private */ - Edge.prototype._line = function (ctx) { - // draw a straight line - ctx.beginPath(); - ctx.moveTo(this.from.x, this.from.y); - if (this.options.smoothCurves.enabled == true) { - if (this.options.smoothCurves.dynamic == false) { - var via = this._getViaCoordinates(); - if (via.x == null) { - ctx.lineTo(this.to.x, this.to.y); - ctx.stroke(); - return null; - } - else { - // this.via.x = via.x; - // this.via.y = via.y; - ctx.quadraticCurveTo(via.x,via.y,this.to.x, this.to.y); - ctx.stroke(); - return via; - } + ItemSet.prototype._deselect = function(id) { + var selection = this.selection; + for (var i = 0, ii = selection.length; i < ii; i++) { + if (selection[i] == id) { // non-strict comparison! + selection.splice(i, 1); + break; } - else { - ctx.quadraticCurveTo(this.via.x,this.via.y,this.to.x, this.to.y); - ctx.stroke(); - return this.via; + } + }; + + /** + * Repaint the component + * @return {boolean} Returns true if the component is resized + */ + ItemSet.prototype.redraw = function() { + var margin = this.options.margin, + range = this.body.range, + asSize = util.option.asSize, + options = this.options, + orientation = options.orientation, + resized = false, + frame = this.dom.frame, + editable = options.editable.updateTime || options.editable.updateGroup; + + // update class name + frame.className = 'itemset' + (editable ? ' editable' : ''); + + // reorder the groups (if needed) + resized = this._orderGroups() || resized; + + // check whether zoomed (in that case we need to re-stack everything) + // TODO: would be nicer to get this as a trigger from Range + var visibleInterval = range.end - range.start; + var zoomed = (visibleInterval != this.lastVisibleInterval) || (this.props.width != this.props.lastWidth); + if (zoomed) this.stackDirty = true; + this.lastVisibleInterval = visibleInterval; + this.props.lastWidth = this.props.width; + + // redraw all groups + var restack = this.stackDirty, + firstGroup = this._firstGroup(), + firstMargin = { + item: margin.item, + axis: margin.axis + }, + nonFirstMargin = { + item: margin.item, + axis: margin.item.vertical / 2 + }, + height = 0, + minHeight = margin.axis + margin.item.vertical; + util.forEach(this.groups, function (group) { + var groupMargin = (group == firstGroup) ? firstMargin : nonFirstMargin; + var groupResized = group.redraw(range, groupMargin, restack); + resized = groupResized || resized; + height += group.height; + }); + height = Math.max(height, minHeight); + this.stackDirty = false; + + // update frame height + frame.style.height = asSize(height); + + // calculate actual size and position + this.props.top = frame.offsetTop; + this.props.left = frame.offsetLeft; + this.props.width = frame.offsetWidth; + this.props.height = height; + + // reposition axis + this.dom.axis.style.top = asSize((orientation == 'top') ? + (this.body.domProps.top.height + this.body.domProps.border.top) : + (this.body.domProps.top.height + this.body.domProps.centerContainer.height)); + this.dom.axis.style.left = '0'; + + // check if this component is resized + resized = this._isResized() || resized; + + return resized; + }; + + /** + * Get the first group, aligned with the axis + * @return {Group | null} firstGroup + * @private + */ + ItemSet.prototype._firstGroup = function() { + var firstGroupIndex = (this.options.orientation == 'top') ? 0 : (this.groupIds.length - 1); + var firstGroupId = this.groupIds[firstGroupIndex]; + var firstGroup = this.groups[firstGroupId] || this.groups[UNGROUPED]; + + return firstGroup || null; + }; + + /** + * Create or delete the group holding all ungrouped items. This group is used when + * there are no groups specified. + * @protected + */ + ItemSet.prototype._updateUngrouped = function() { + var ungrouped = this.groups[UNGROUPED]; + + if (this.groupsData) { + // remove the group holding all ungrouped items + if (ungrouped) { + ungrouped.hide(); + delete this.groups[UNGROUPED]; } } else { - ctx.lineTo(this.to.x, this.to.y); - ctx.stroke(); - return null; + // create a group holding all (unfiltered) items + if (!ungrouped) { + var id = null; + var data = null; + ungrouped = new Group(id, data, this); + this.groups[UNGROUPED] = ungrouped; + + for (var itemId in this.items) { + if (this.items.hasOwnProperty(itemId)) { + ungrouped.add(this.items[itemId]); + } + } + + ungrouped.show(); + } } }; /** - * Draw a line from a node to itself, a circle - * @param {CanvasRenderingContext2D} ctx - * @param {Number} x - * @param {Number} y - * @param {Number} radius - * @private + * Get the element for the labelset + * @return {HTMLElement} labelSet */ - Edge.prototype._circle = function (ctx, x, y, radius) { - // draw a circle - ctx.beginPath(); - ctx.arc(x, y, radius, 0, 2 * Math.PI, false); - ctx.stroke(); + ItemSet.prototype.getLabelSet = function() { + return this.dom.labelSet; }; /** - * Draw label with white background and with the middle at (x, y) - * @param {CanvasRenderingContext2D} ctx - * @param {String} text - * @param {Number} x - * @param {Number} y - * @private + * Set items + * @param {vis.DataSet | null} items */ - Edge.prototype._label = function (ctx, text, x, y) { - if (text) { - // TODO: cache the calculated size - ctx.font = ((this.from.selected || this.to.selected) ? "bold " : "") + - this.options.fontSize + "px " + this.options.fontFace; - ctx.fillStyle = this.options.fontFill; - var width = ctx.measureText(text).width; - var height = this.options.fontSize; - var left = x - width / 2; - var top = y - height / 2; + ItemSet.prototype.setItems = function(items) { + var me = this, + ids, + oldItemsData = this.itemsData; - ctx.fillRect(left, top, width, height); + // replace the dataset + if (!items) { + this.itemsData = null; + } + else if (items instanceof DataSet || items instanceof DataView) { + this.itemsData = items; + } + else { + throw new TypeError('Data must be an instance of DataSet or DataView'); + } - // draw text - ctx.fillStyle = this.options.fontColor || "black"; - ctx.textAlign = "left"; - ctx.textBaseline = "top"; - ctx.fillText(text, left, top); + if (oldItemsData) { + // unsubscribe from old dataset + util.forEach(this.itemListeners, function (callback, event) { + oldItemsData.off(event, callback); + }); + + // remove all drawn items + ids = oldItemsData.getIds(); + this._onRemove(ids); + } + + if (this.itemsData) { + // subscribe to new dataset + var id = this.id; + util.forEach(this.itemListeners, function (callback, event) { + me.itemsData.on(event, callback, id); + }); + + // add all new items + ids = this.itemsData.getIds(); + this._onAdd(ids); + + // update the group holding all ungrouped items + this._updateUngrouped(); } }; /** - * Redraw a edge as a dashed line - * Draw this edge in the given canvas - * @author David Jordan - * @date 2012-08-08 - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx - * @private + * Get the current items + * @returns {vis.DataSet | null} + */ + ItemSet.prototype.getItems = function() { + return this.itemsData; + }; + + /** + * Set groups + * @param {vis.DataSet} groups */ - Edge.prototype._drawDashLine = function(ctx) { - // set style - if (this.selected == true) {ctx.strokeStyle = this.options.color.highlight;} - else if (this.hover == true) {ctx.strokeStyle = this.options.color.hover;} - else {ctx.strokeStyle = this.options.color.color;} + ItemSet.prototype.setGroups = function(groups) { + var me = this, + ids; - ctx.lineWidth = this._getLineWidth(); + // unsubscribe from current dataset + if (this.groupsData) { + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.unsubscribe(event, callback); + }); - var via = null; - // only firefox and chrome support this method, else we use the legacy one. - if (ctx.mozDash !== undefined || ctx.setLineDash !== undefined) { - // configure the dash pattern - var pattern = [0]; - if (this.options.dash.length !== undefined && this.options.dash.gap !== undefined) { - pattern = [this.options.dash.length,this.options.dash.gap]; - } - else { - pattern = [5,5]; - } + // remove all drawn groups + ids = this.groupsData.getIds(); + this.groupsData = null; + this._onRemoveGroups(ids); // note: this will cause a redraw + } - // set dash settings for chrome or firefox - if (typeof ctx.setLineDash !== 'undefined') { //Chrome - ctx.setLineDash(pattern); - ctx.lineDashOffset = 0; + // replace the dataset + if (!groups) { + this.groupsData = null; + } + else if (groups instanceof DataSet || groups instanceof DataView) { + this.groupsData = groups; + } + else { + throw new TypeError('Data must be an instance of DataSet or DataView'); + } - } else { //Firefox - ctx.mozDash = pattern; - ctx.mozDashOffset = 0; - } + if (this.groupsData) { + // subscribe to new dataset + var id = this.id; + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.on(event, callback, id); + }); - // draw the line - via = this._line(ctx); + // draw all ms + ids = this.groupsData.getIds(); + this._onAddGroups(ids); + } - // restore the dash settings. - if (typeof ctx.setLineDash !== 'undefined') { //Chrome - ctx.setLineDash([0]); - ctx.lineDashOffset = 0; + // update the group holding all ungrouped items + this._updateUngrouped(); - } else { //Firefox - ctx.mozDash = [0]; - ctx.mozDashOffset = 0; - } - } - else { // unsupporting smooth lines - // draw dashed line - ctx.beginPath(); - ctx.lineCap = 'round'; - if (this.options.dash.altLength !== undefined) //If an alt dash value has been set add to the array this value - { - ctx.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y, - [this.options.dash.length,this.options.dash.gap,this.options.dash.altLength,this.options.dash.gap]); - } - else if (this.options.dash.length !== undefined && this.options.dash.gap !== undefined) //If a dash and gap value has been set add to the array this value - { - ctx.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y, - [this.options.dash.length,this.options.dash.gap]); - } - else //If all else fails draw a line - { - ctx.moveTo(this.from.x, this.from.y); - ctx.lineTo(this.to.x, this.to.y); - } - ctx.stroke(); - } + // update the order of all items in each group + this._order(); - // draw label - if (this.label) { - var point; - if (this.options.smoothCurves.enabled == true && via != null) { - var midpointX = 0.5*(0.5*(this.from.x + via.x) + 0.5*(this.to.x + via.x)); - var midpointY = 0.5*(0.5*(this.from.y + via.y) + 0.5*(this.to.y + via.y)); - point = {x:midpointX, y:midpointY}; - } - else { - point = this._pointOnLine(0.5); - } - this._label(ctx, this.label, point.x, point.y); - } + this.body.emitter.emit('change'); }; /** - * Get a point on a line - * @param {Number} percentage. Value between 0 (line start) and 1 (line end) - * @return {Object} point - * @private + * Get the current groups + * @returns {vis.DataSet | null} groups */ - Edge.prototype._pointOnLine = function (percentage) { - return { - x: (1 - percentage) * this.from.x + percentage * this.to.x, - y: (1 - percentage) * this.from.y + percentage * this.to.y - } + ItemSet.prototype.getGroups = function() { + return this.groupsData; }; /** - * Get a point on a circle - * @param {Number} x - * @param {Number} y - * @param {Number} radius - * @param {Number} percentage. Value between 0 (line start) and 1 (line end) - * @return {Object} point - * @private + * Remove an item by its id + * @param {String | Number} id */ - Edge.prototype._pointOnCircle = function (x, y, radius, percentage) { - var angle = (percentage - 3/8) * 2 * Math.PI; - return { - x: x + radius * Math.cos(angle), - y: y - radius * Math.sin(angle) + ItemSet.prototype.removeItem = function(id) { + var item = this.itemsData.get(id), + dataset = this.itemsData.getDataSet(); + + if (item) { + // confirm deletion + this.options.onRemove(item, function (item) { + if (item) { + // remove by id here, it is possible that an item has no id defined + // itself, so better not delete by the item itself + dataset.remove(id); + } + }); } }; /** - * Redraw a edge as a line with an arrow halfway the line - * Draw this edge in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx - * @private + * Handle updated items + * @param {Number[]} ids + * @protected */ - Edge.prototype._drawArrowCenter = function(ctx) { - var point; - // set style - if (this.selected == true) {ctx.strokeStyle = this.options.color.highlight; ctx.fillStyle = this.options.color.highlight;} - else if (this.hover == true) {ctx.strokeStyle = this.options.color.hover; ctx.fillStyle = this.options.color.hover;} - else {ctx.strokeStyle = this.options.color.color; ctx.fillStyle = this.options.color.color;} - ctx.lineWidth = this._getLineWidth(); - - if (this.from != this.to) { - // draw line - var via = this._line(ctx); + ItemSet.prototype._onUpdate = function(ids) { + var me = this; - var angle = Math.atan2((this.to.y - this.from.y), (this.to.x - this.from.x)); - var length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; - // draw an arrow halfway the line - if (this.options.smoothCurves.enabled == true && via != null) { - var midpointX = 0.5*(0.5*(this.from.x + via.x) + 0.5*(this.to.x + via.x)); - var midpointY = 0.5*(0.5*(this.from.y + via.y) + 0.5*(this.to.y + via.y)); - point = {x:midpointX, y:midpointY}; - } - else { - point = this._pointOnLine(0.5); - } + ids.forEach(function (id) { + var itemData = me.itemsData.get(id, me.itemOptions), + item = me.items[id], + type = itemData.type || me.options.type || (itemData.end ? 'range' : 'box'); - ctx.arrow(point.x, point.y, angle, length); - ctx.fill(); - ctx.stroke(); + var constructor = ItemSet.types[type]; - // draw label - if (this.label) { - this._label(ctx, this.label, point.x, point.y); - } - } - else { - // draw circle - var x, y; - var radius = 0.25 * Math.max(100,this.physics.springLength); - var node = this.from; - if (!node.width) { - node.resize(ctx); - } - if (node.width > node.height) { - x = node.x + node.width * 0.5; - y = node.y - radius; + if (item) { + // update item + if (!constructor || !(item instanceof constructor)) { + // item type has changed, delete the item and recreate it + me._removeItem(item); + item = null; + } + else { + me._updateItem(item, itemData); + } } - else { - x = node.x + radius; - y = node.y - node.height * 0.5; + + if (!item) { + // create item + if (constructor) { + item = new constructor(itemData, me.conversion, me.options); + item.id = id; // TODO: not so nice setting id afterwards + me._addItem(item); + } + else if (type == 'rangeoverflow') { + // TODO: deprecated since version 2.1.0 (or 3.0.0?). cleanup some day + throw new TypeError('Item type "rangeoverflow" is deprecated. Use css styling instead: ' + + '.vis.timeline .item.range .content {overflow: visible;}'); + } + else { + throw new TypeError('Unknown item type "' + type + '"'); + } } - this._circle(ctx, x, y, radius); + }); - // draw all arrows - var angle = 0.2 * Math.PI; - var length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; - point = this._pointOnCircle(x, y, radius, 0.5); - ctx.arrow(point.x, point.y, angle, length); - ctx.fill(); - ctx.stroke(); + this._order(); + this.stackDirty = true; // force re-stacking of all items next redraw + this.body.emitter.emit('change'); + }; - // draw label - if (this.label) { - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); + /** + * Handle added items + * @param {Number[]} ids + * @protected + */ + ItemSet.prototype._onAdd = ItemSet.prototype._onUpdate; + + /** + * Handle removed items + * @param {Number[]} ids + * @protected + */ + ItemSet.prototype._onRemove = function(ids) { + var count = 0; + var me = this; + ids.forEach(function (id) { + var item = me.items[id]; + if (item) { + count++; + me._removeItem(item); } + }); + + if (count) { + // update order + this._order(); + this.stackDirty = true; // force re-stacking of all items next redraw + this.body.emitter.emit('change'); } }; + /** + * Update the order of item in all groups + * @private + */ + ItemSet.prototype._order = function() { + // reorder the items in all groups + // TODO: optimization: only reorder groups affected by the changed items + util.forEach(this.groups, function (group) { + group.order(); + }); + }; + /** + * Handle updated groups + * @param {Number[]} ids + * @private + */ + ItemSet.prototype._onUpdateGroups = function(ids) { + this._onAddGroups(ids); + }; /** - * Redraw a edge as a line with an arrow - * Draw this edge in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx + * Handle changed groups + * @param {Number[]} ids * @private */ - Edge.prototype._drawArrow = function(ctx) { - // set style - if (this.selected == true) {ctx.strokeStyle = this.options.color.highlight; ctx.fillStyle = this.options.color.highlight;} - else if (this.hover == true) {ctx.strokeStyle = this.options.color.hover; ctx.fillStyle = this.options.color.hover;} - else {ctx.strokeStyle = this.options.color.color; ctx.fillStyle = this.options.color.color;} + ItemSet.prototype._onAddGroups = function(ids) { + var me = this; - ctx.lineWidth = this._getLineWidth(); + ids.forEach(function (id) { + var groupData = me.groupsData.get(id); + var group = me.groups[id]; - var angle, length; - //draw a line - if (this.from != this.to) { - angle = Math.atan2((this.to.y - this.from.y), (this.to.x - this.from.x)); - var dx = (this.to.x - this.from.x); - var dy = (this.to.y - this.from.y); - var edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); + if (!group) { + // check for reserved ids + if (id == UNGROUPED) { + throw new Error('Illegal group id. ' + id + ' is a reserved id.'); + } - var fromBorderDist = this.from.distanceToBorder(ctx, angle + Math.PI); - var fromBorderPoint = (edgeSegmentLength - fromBorderDist) / edgeSegmentLength; - var xFrom = (fromBorderPoint) * this.from.x + (1 - fromBorderPoint) * this.to.x; - var yFrom = (fromBorderPoint) * this.from.y + (1 - fromBorderPoint) * this.to.y; + var groupOptions = Object.create(me.options); + util.extend(groupOptions, { + height: null + }); - var via; - if (this.options.smoothCurves.dynamic == true && this.options.smoothCurves.enabled == true ) { - via = this.via; - } - else if (this.options.smoothCurves.enabled == true) { - via = this._getViaCoordinates(); - } + group = new Group(id, groupData, me); + me.groups[id] = group; - if (this.options.smoothCurves.enabled == true && via.x != null) { - angle = Math.atan2((this.to.y - via.y), (this.to.x - via.x)); - dx = (this.to.x - via.x); - dy = (this.to.y - via.y); - edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); - } - var toBorderDist = this.to.distanceToBorder(ctx, angle); - var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; + // add items with this groupId to the new group + for (var itemId in me.items) { + if (me.items.hasOwnProperty(itemId)) { + var item = me.items[itemId]; + if (item.data.group == id) { + group.add(item); + } + } + } - var xTo,yTo; - if (this.options.smoothCurves.enabled == true && via.x != null) { - xTo = (1 - toBorderPoint) * via.x + toBorderPoint * this.to.x; - yTo = (1 - toBorderPoint) * via.y + toBorderPoint * this.to.y; + group.order(); + group.show(); } else { - xTo = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; - yTo = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; + // update group + group.setData(groupData); } + }); - ctx.beginPath(); - ctx.moveTo(xFrom,yFrom); - if (this.options.smoothCurves.enabled == true && via.x != null) { - ctx.quadraticCurveTo(via.x,via.y,xTo, yTo); - } - else { - ctx.lineTo(xTo, yTo); + this.body.emitter.emit('change'); + }; + + /** + * Handle removed groups + * @param {Number[]} ids + * @private + */ + ItemSet.prototype._onRemoveGroups = function(ids) { + var groups = this.groups; + ids.forEach(function (id) { + var group = groups[id]; + + if (group) { + group.hide(); + delete groups[id]; } - ctx.stroke(); + }); - // draw arrow at the end of the line - length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; - ctx.arrow(xTo, yTo, angle, length); - ctx.fill(); - ctx.stroke(); + this.markDirty(); - // draw label - if (this.label) { - var point; - if (this.options.smoothCurves.enabled == true && via != null) { - var midpointX = 0.5*(0.5*(this.from.x + via.x) + 0.5*(this.to.x + via.x)); - var midpointY = 0.5*(0.5*(this.from.y + via.y) + 0.5*(this.to.y + via.y)); - point = {x:midpointX, y:midpointY}; - } - else { - point = this._pointOnLine(0.5); - } - this._label(ctx, this.label, point.x, point.y); + this.body.emitter.emit('change'); + }; + + /** + * Reorder the groups if needed + * @return {boolean} changed + * @private + */ + ItemSet.prototype._orderGroups = function () { + if (this.groupsData) { + // reorder the groups + var groupIds = this.groupsData.getIds({ + order: this.options.groupOrder + }); + + var changed = !util.equalArray(groupIds, this.groupIds); + if (changed) { + // hide all groups, removes them from the DOM + var groups = this.groups; + groupIds.forEach(function (groupId) { + groups[groupId].hide(); + }); + + // show the groups again, attach them to the DOM in correct order + groupIds.forEach(function (groupId) { + groups[groupId].show(); + }); + + this.groupIds = groupIds; } + + return changed; } else { - // draw circle - var node = this.from; - var x, y, arrow; - var radius = 0.25 * Math.max(100,this.physics.springLength); - if (!node.width) { - node.resize(ctx); - } - if (node.width > node.height) { - x = node.x + node.width * 0.5; - y = node.y - radius; - arrow = { - x: x, - y: node.y, - angle: 0.9 * Math.PI - }; - } - else { - x = node.x + radius; - y = node.y - node.height * 0.5; - arrow = { - x: node.x, - y: y, - angle: 0.6 * Math.PI - }; - } - ctx.beginPath(); - // TODO: similarly, for a line without arrows, draw to the border of the nodes instead of the center - ctx.arc(x, y, radius, 0, 2 * Math.PI, false); - ctx.stroke(); + return false; + } + }; + + /** + * Add a new item + * @param {Item} item + * @private + */ + ItemSet.prototype._addItem = function(item) { + this.items[item.id] = item; + + // add to group + var groupId = this.groupsData ? item.data.group : UNGROUPED; + var group = this.groups[groupId]; + if (group) group.add(item); + }; + + /** + * Update an existing item + * @param {Item} item + * @param {Object} itemData + * @private + */ + ItemSet.prototype._updateItem = function(item, itemData) { + var oldGroupId = item.data.group; - // draw all arrows - var length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; - ctx.arrow(arrow.x, arrow.y, arrow.angle, length); - ctx.fill(); - ctx.stroke(); + item.data = itemData; + if (item.displayed) { + item.redraw(); + } - // draw label - if (this.label) { - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); - } + // update group + if (oldGroupId != item.data.group) { + var oldGroup = this.groups[oldGroupId]; + if (oldGroup) oldGroup.remove(item); + + var groupId = this.groupsData ? item.data.group : UNGROUPED; + var group = this.groups[groupId]; + if (group) group.add(item); } }; + /** + * Delete an item from the ItemSet: remove it from the DOM, from the map + * with items, and from the map with visible items, and from the selection + * @param {Item} item + * @private + */ + ItemSet.prototype._removeItem = function(item) { + // remove from DOM + item.hide(); + + // remove from items + delete this.items[item.id]; + + // remove from selection + var index = this.selection.indexOf(item.id); + if (index != -1) this.selection.splice(index, 1); + // remove from group + var groupId = this.groupsData ? item.data.group : UNGROUPED; + var group = this.groups[groupId]; + if (group) group.remove(item); + }; /** - * Calculate the distance between a point (x3,y3) and a line segment from - * (x1,y1) to (x2,y2). - * http://stackoverflow.com/questions/849211/shortest-distancae-between-a-point-and-a-line-segment - * @param {number} x1 - * @param {number} y1 - * @param {number} x2 - * @param {number} y2 - * @param {number} x3 - * @param {number} y3 + * Create an array containing all items being a range (having an end date) + * @param array + * @returns {Array} * @private */ - Edge.prototype._getDistanceToEdge = function (x1,y1, x2,y2, x3,y3) { // x3,y3 is the point - if (this.from != this.to) { - if (this.options.smoothCurves.enabled == true) { - var xVia, yVia; - if (this.options.smoothCurves.enabled == true && this.options.smoothCurves.dynamic == true) { - xVia = this.via.x; - yVia = this.via.y; - } - else { - var via = this._getViaCoordinates(); - xVia = via.x; - yVia = via.y; - } - var minDistance = 1e9; - var distance; - var i,t,x,y, lastX, lastY; - for (i = 0; i < 10; i++) { - t = 0.1*i; - x = Math.pow(1-t,2)*x1 + (2*t*(1 - t))*xVia + Math.pow(t,2)*x2; - y = Math.pow(1-t,2)*y1 + (2*t*(1 - t))*yVia + Math.pow(t,2)*y2; - if (i > 0) { - distance = this._getDistanceToLine(lastX,lastY,x,y, x3,y3); - minDistance = distance < minDistance ? distance : minDistance; - } - lastX = x; lastY = y; - } - return minDistance - } - else { - return this._getDistanceToLine(x1,y1,x2,y2,x3,y3); - } - } - else { - var x, y, dx, dy; - var radius = 0.25 * this.physics.springLength; - var node = this.from; - if (node.width > node.height) { - x = node.x + 0.5 * node.width; - y = node.y - radius; - } - else { - x = node.x + radius; - y = node.y - 0.5 * node.height; + ItemSet.prototype._constructByEndArray = function(array) { + var endArray = []; + + for (var i = 0; i < array.length; i++) { + if (array[i] instanceof ItemRange) { + endArray.push(array[i]); } - dx = x - x3; - dy = y - y3; - return Math.abs(Math.sqrt(dx*dx + dy*dy) - radius); } + return endArray; }; - Edge.prototype._getDistanceToLine = function(x1,y1,x2,y2,x3,y3) { - var px = x2-x1, - py = y2-y1, - something = px*px + py*py, - u = ((x3 - x1) * px + (y3 - y1) * py) / something; + /** + * Register the clicked item on touch, before dragStart is initiated. + * + * dragStart is initiated from a mousemove event, which can have left the item + * already resulting in an item == null + * + * @param {Event} event + * @private + */ + ItemSet.prototype._onTouch = function (event) { + // store the touched item, used in _onDragStart + this.touchParams.item = ItemSet.itemFromTarget(event); + }; - if (u > 1) { - u = 1; - } - else if (u < 0) { - u = 0; + /** + * Start dragging the selected events + * @param {Event} event + * @private + */ + ItemSet.prototype._onDragStart = function (event) { + if (!this.options.editable.updateTime && !this.options.editable.updateGroup) { + return; } - var x = x1 + u * px, - y = y1 + u * py, - dx = x - x3, - dy = y - y3; + var item = this.touchParams.item || null, + me = this, + props; - //# Note: If the actual distance does not matter, - //# if you only want to compare what this function - //# returns to other results of this function, you - //# can just return the squared distance instead - //# (i.e. remove the sqrt) to gain a little performance + if (item && item.selected) { + var dragLeftItem = event.target.dragLeftItem; + var dragRightItem = event.target.dragRightItem; - return Math.sqrt(dx*dx + dy*dy); - } + if (dragLeftItem) { + props = { + item: dragLeftItem + }; - /** - * This allows the zoom level of the network to influence the rendering - * - * @param scale - */ - Edge.prototype.setScale = function(scale) { - this.networkScaleInv = 1.0/scale; - }; + if (me.options.editable.updateTime) { + props.start = item.data.start.valueOf(); + } + if (me.options.editable.updateGroup) { + if ('group' in item.data) props.group = item.data.group; + } + this.touchParams.itemProps = [props]; + } + else if (dragRightItem) { + props = { + item: dragRightItem + }; - Edge.prototype.select = function() { - this.selected = true; - }; + if (me.options.editable.updateTime) { + props.end = item.data.end.valueOf(); + } + if (me.options.editable.updateGroup) { + if ('group' in item.data) props.group = item.data.group; + } - Edge.prototype.unselect = function() { - this.selected = false; - }; + this.touchParams.itemProps = [props]; + } + else { + this.touchParams.itemProps = this.getSelection().map(function (id) { + var item = me.items[id]; + var props = { + item: item + }; - Edge.prototype.positionBezierNode = function() { - if (this.via !== null && this.from !== null && this.to !== null) { - this.via.x = 0.5 * (this.from.x + this.to.x); - this.via.y = 0.5 * (this.from.y + this.to.y); + if (me.options.editable.updateTime) { + if ('start' in item.data) props.start = item.data.start.valueOf(); + if ('end' in item.data) props.end = item.data.end.valueOf(); + } + if (me.options.editable.updateGroup) { + if ('group' in item.data) props.group = item.data.group; + } + + return props; + }); + } + + event.stopPropagation(); } }; - /** - * This function draws the control nodes for the manipulator. In order to enable this, only set the this.controlNodesEnabled to true. - * @param ctx - */ - Edge.prototype._drawControlNodes = function(ctx) { - if (this.controlNodesEnabled == true) { - if (this.controlNodes.from === null && this.controlNodes.to === null) { - var nodeIdFrom = "edgeIdFrom:".concat(this.id); - var nodeIdTo = "edgeIdTo:".concat(this.id); - var constants = { - nodes:{group:'', radius:8}, - physics:{damping:0}, - clustering: {maxNodeSizeIncrements: 0 ,nodeScaling: {width:0, height: 0, radius:0}} - }; - this.controlNodes.from = new Node( - {id:nodeIdFrom, - shape:'dot', - color:{background:'#ff4e00', border:'#3c3c3c', highlight: {background:'#07f968'}} - },{},{},constants); - this.controlNodes.to = new Node( - {id:nodeIdTo, - shape:'dot', - color:{background:'#ff4e00', border:'#3c3c3c', highlight: {background:'#07f968'}} - },{},{},constants); - } + /** + * Drag selected items + * @param {Event} event + * @private + */ + ItemSet.prototype._onDrag = function (event) { + if (this.touchParams.itemProps) { + var me = this; + var range = this.body.range; + var snap = this.body.util.snap || null; + var deltaX = event.gesture.deltaX; + var scale = (this.props.width / (range.end - range.start)); + var offset = deltaX / scale; + + // move + this.touchParams.itemProps.forEach(function (props) { + var newProps = {}; + + if ('start' in props) { + var start = new Date(props.start + offset); + newProps.start = snap ? snap(start) : start; + } + + if ('end' in props) { + var end = new Date(props.end + offset); + newProps.end = snap ? snap(end) : end; + } + + if ('group' in props) { + // drag from one group to another + var group = ItemSet.groupFromTarget(event); + newProps.group = group && group.groupId; + } + + if (me.options.onMoving) { + var itemData = util.extend({}, props.item.data, newProps); + + me.options.onMoving(itemData, function (itemData) { + if (itemData) { + me._updateItemProps(props.item, itemData); + } + }); + } + else { + me._updateItemProps(props.item, newProps); + } + }); + + // TODO: implement onMoving handler - if (this.controlNodes.from.selected == false && this.controlNodes.to.selected == false) { - this.controlNodes.positions = this.getControlNodePositions(ctx); - this.controlNodes.from.x = this.controlNodes.positions.from.x; - this.controlNodes.from.y = this.controlNodes.positions.from.y; - this.controlNodes.to.x = this.controlNodes.positions.to.x; - this.controlNodes.to.y = this.controlNodes.positions.to.y; - } + this.stackDirty = true; // force re-stacking of all items next redraw + this.body.emitter.emit('change'); - this.controlNodes.from.draw(ctx); - this.controlNodes.to.draw(ctx); - } - else { - this.controlNodes = {from:null, to:null, positions:{}}; + event.stopPropagation(); } }; /** - * Enable control nodes. + * Update an items properties + * @param {Item} item + * @param {Object} props Can contain properties start, end, and group. * @private */ - Edge.prototype._enableControlNodes = function() { - this.controlNodesEnabled = true; + ItemSet.prototype._updateItemProps = function(item, props) { + if ('start' in props) item.data.start = props.start; + if ('end' in props) item.data.end = props.end; + if ('group' in props && item.data.group != props.group) { + this._moveToGroup(item, props.group) + } }; /** - * disable control nodes + * Move an item to another group + * @param {Item} item + * @param {String | Number} groupId * @private */ - Edge.prototype._disableControlNodes = function() { - this.controlNodesEnabled = false; + ItemSet.prototype._moveToGroup = function(item, groupId) { + var group = this.groups[groupId]; + if (group && group.groupId != item.data.group) { + var oldGroup = item.parent; + oldGroup.remove(item); + oldGroup.order(); + group.add(item); + group.order(); + + item.data.group = group.groupId; + } }; /** - * This checks if one of the control nodes is selected and if so, returns the control node object. Else it returns null. - * @param x - * @param y - * @returns {null} + * End of dragging selected items + * @param {Event} event * @private */ - Edge.prototype._getSelectedControlNode = function(x,y) { - var positions = this.controlNodes.positions; - var fromDistance = Math.sqrt(Math.pow(x - positions.from.x,2) + Math.pow(y - positions.from.y,2)); - var toDistance = Math.sqrt(Math.pow(x - positions.to.x ,2) + Math.pow(y - positions.to.y ,2)); + ItemSet.prototype._onDragEnd = function (event) { + if (this.touchParams.itemProps) { + // prepare a change set for the changed items + var changes = [], + me = this, + dataset = this.itemsData.getDataSet(); - if (fromDistance < 15) { - this.connectedNode = this.from; - this.from = this.controlNodes.from; - return this.controlNodes.from; - } - else if (toDistance < 15) { - this.connectedNode = this.to; - this.to = this.controlNodes.to; - return this.controlNodes.to; - } - else { - return null; + var itemProps = this.touchParams.itemProps ; + this.touchParams.itemProps = null; + itemProps.forEach(function (props) { + var id = props.item.id, + itemData = me.itemsData.get(id, me.itemOptions); + + var changed = false; + if ('start' in props.item.data) { + changed = (props.start != props.item.data.start.valueOf()); + itemData.start = util.convert(props.item.data.start, + dataset._options.type && dataset._options.type.start || 'Date'); + } + if ('end' in props.item.data) { + changed = changed || (props.end != props.item.data.end.valueOf()); + itemData.end = util.convert(props.item.data.end, + dataset._options.type && dataset._options.type.end || 'Date'); + } + if ('group' in props.item.data) { + changed = changed || (props.group != props.item.data.group); + itemData.group = props.item.data.group; + } + + // only apply changes when start or end is actually changed + if (changed) { + me.options.onMove(itemData, function (itemData) { + if (itemData) { + // apply changes + itemData[dataset._fieldId] = id; // ensure the item contains its id (can be undefined) + changes.push(itemData); + } + else { + // restore original values + me._updateItemProps(props.item, props); + + me.stackDirty = true; // force re-stacking of all items next redraw + me.body.emitter.emit('change'); + } + }); + } + }); + + // apply the changes to the data (if there are changes) + if (changes.length) { + dataset.update(changes); + } + + event.stopPropagation(); } }; - /** - * this resets the control nodes to their original position. + * Handle selecting/deselecting an item when tapping it + * @param {Event} event * @private */ - Edge.prototype._restoreControlNodes = function() { - if (this.controlNodes.from.selected == true) { - this.from = this.connectedNode; - this.connectedNode = null; - this.controlNodes.from.unselect(); + ItemSet.prototype._onSelectItem = function (event) { + if (!this.options.selectable) return; + + var ctrlKey = event.gesture.srcEvent && event.gesture.srcEvent.ctrlKey; + var shiftKey = event.gesture.srcEvent && event.gesture.srcEvent.shiftKey; + if (ctrlKey || shiftKey) { + this._onMultiSelectItem(event); + return; } - if (this.controlNodes.to.selected == true) { - this.to = this.connectedNode; - this.connectedNode = null; - this.controlNodes.to.unselect(); + + var oldSelection = this.getSelection(); + + var item = ItemSet.itemFromTarget(event); + var selection = item ? [item.id] : []; + this.setSelection(selection); + + var newSelection = this.getSelection(); + + // emit a select event, + // except when old selection is empty and new selection is still empty + if (newSelection.length > 0 || oldSelection.length > 0) { + this.body.emitter.emit('select', { + items: this.getSelection() + }); } + + event.stopPropagation(); }; /** - * this calculates the position of the control nodes on the edges of the parent nodes. - * - * @param ctx - * @returns {{from: {x: number, y: number}, to: {x: *, y: *}}} + * Handle creation and updates of an item on double tap + * @param event + * @private */ - Edge.prototype.getControlNodePositions = function(ctx) { - var angle = Math.atan2((this.to.y - this.from.y), (this.to.x - this.from.x)); - var dx = (this.to.x - this.from.x); - var dy = (this.to.y - this.from.y); - var edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); - var fromBorderDist = this.from.distanceToBorder(ctx, angle + Math.PI); - var fromBorderPoint = (edgeSegmentLength - fromBorderDist) / edgeSegmentLength; - var xFrom = (fromBorderPoint) * this.from.x + (1 - fromBorderPoint) * this.to.x; - var yFrom = (fromBorderPoint) * this.from.y + (1 - fromBorderPoint) * this.to.y; + ItemSet.prototype._onAddItem = function (event) { + if (!this.options.selectable) return; + if (!this.options.editable.add) return; - var via; - if (this.options.smoothCurves.dynamic == true && this.options.smoothCurves.enabled == true) { - via = this.via; - } - else if (this.options.smoothCurves.enabled == true) { - via = this._getViaCoordinates(); - } + var me = this, + snap = this.body.util.snap || null, + item = ItemSet.itemFromTarget(event); - if (this.options.smoothCurves.enabled == true && via.x != null) { - angle = Math.atan2((this.to.y - via.y), (this.to.x - via.x)); - dx = (this.to.x - via.x); - dy = (this.to.y - via.y); - edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); - } - var toBorderDist = this.to.distanceToBorder(ctx, angle); - var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; + if (item) { + // update item - var xTo,yTo; - if (this.options.smoothCurves.enabled == true && via.x != null) { - xTo = (1 - toBorderPoint) * via.x + toBorderPoint * this.to.x; - yTo = (1 - toBorderPoint) * via.y + toBorderPoint * this.to.y; + // execute async handler to update the item (or cancel it) + var itemData = me.itemsData.get(item.id); // get a clone of the data from the dataset + this.options.onUpdate(itemData, function (itemData) { + if (itemData) { + me.itemsData.update(itemData); + } + }); } else { - xTo = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; - yTo = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; - } - - return {from:{x:xFrom,y:yFrom},to:{x:xTo,y:yTo}}; - }; - - module.exports = Edge; + // add item + var xAbs = util.getAbsoluteLeft(this.dom.frame); + var x = event.gesture.center.pageX - xAbs; + var start = this.body.util.toTime(x); + var newItem = { + start: snap ? snap(start) : start, + content: 'new item' + }; -/***/ }, -/* 34 */ -/***/ function(module, exports, __webpack_require__) { + // when default type is a range, add a default end date to the new item + if (this.options.type === 'range') { + var end = this.body.util.toTime(x + this.props.width / 5); + newItem.end = snap ? snap(end) : end; + } - var util = __webpack_require__(1); + newItem[this.itemsData.fieldId] = util.randomUUID(); - /** - * @class Groups - * This class can store groups and properties specific for groups. - */ - function Groups() { - this.clear(); - this.defaultIndex = 0; - } + var group = ItemSet.groupFromTarget(event); + if (group) { + newItem.group = group.groupId; + } + // execute async handler to customize (or cancel) adding an item + this.options.onAdd(newItem, function (item) { + if (item) { + me.itemsData.add(newItem); + // TODO: need to trigger a redraw? + } + }); + } + }; /** - * default constants for group colors + * Handle selecting/deselecting multiple items when holding an item + * @param {Event} event + * @private */ - Groups.DEFAULT = [ - {border: "#2B7CE9", background: "#97C2FC", highlight: {border: "#2B7CE9", background: "#D2E5FF"}, hover: {border: "#2B7CE9", background: "#D2E5FF"}}, // blue - {border: "#FFA500", background: "#FFFF00", highlight: {border: "#FFA500", background: "#FFFFA3"}, hover: {border: "#FFA500", background: "#FFFFA3"}}, // yellow - {border: "#FA0A10", background: "#FB7E81", highlight: {border: "#FA0A10", background: "#FFAFB1"}, hover: {border: "#FA0A10", background: "#FFAFB1"}}, // red - {border: "#41A906", background: "#7BE141", highlight: {border: "#41A906", background: "#A1EC76"}, hover: {border: "#41A906", background: "#A1EC76"}}, // green - {border: "#E129F0", background: "#EB7DF4", highlight: {border: "#E129F0", background: "#F0B3F5"}, hover: {border: "#E129F0", background: "#F0B3F5"}}, // magenta - {border: "#7C29F0", background: "#AD85E4", highlight: {border: "#7C29F0", background: "#D3BDF0"}, hover: {border: "#7C29F0", background: "#D3BDF0"}}, // purple - {border: "#C37F00", background: "#FFA807", highlight: {border: "#C37F00", background: "#FFCA66"}, hover: {border: "#C37F00", background: "#FFCA66"}}, // orange - {border: "#4220FB", background: "#6E6EFD", highlight: {border: "#4220FB", background: "#9B9BFD"}, hover: {border: "#4220FB", background: "#9B9BFD"}}, // darkblue - {border: "#FD5A77", background: "#FFC0CB", highlight: {border: "#FD5A77", background: "#FFD1D9"}, hover: {border: "#FD5A77", background: "#FFD1D9"}}, // pink - {border: "#4AD63A", background: "#C2FABC", highlight: {border: "#4AD63A", background: "#E6FFE3"}, hover: {border: "#4AD63A", background: "#E6FFE3"}} // mint - ]; + ItemSet.prototype._onMultiSelectItem = function (event) { + if (!this.options.selectable) return; + var selection, + item = ItemSet.itemFromTarget(event); - /** - * Clear all groups - */ - Groups.prototype.clear = function () { - this.groups = {}; - this.groups.length = function() - { - var i = 0; - for ( var p in this ) { - if (this.hasOwnProperty(p)) { - i++; - } + if (item) { + // multi select items + selection = this.getSelection(); // current selection + var index = selection.indexOf(item.id); + if (index == -1) { + // item is not yet selected -> select it + selection.push(item.id); } - return i; - } - }; + else { + // item is already selected -> deselect it + selection.splice(index, 1); + } + this.setSelection(selection); + this.body.emitter.emit('select', { + items: this.getSelection() + }); - /** - * get group properties of a groupname. If groupname is not found, a new group - * is added. - * @param {*} groupname Can be a number, string, Date, etc. - * @return {Object} group The created group, containing all group properties - */ - Groups.prototype.get = function (groupname) { - var group = this.groups[groupname]; - if (group == undefined) { - // create new group - var index = this.defaultIndex % Groups.DEFAULT.length; - this.defaultIndex++; - group = {}; - group.color = Groups.DEFAULT[index]; - this.groups[groupname] = group; + event.stopPropagation(); } - - return group; }; /** - * Add a custom group style - * @param {String} groupname - * @param {Object} style An object containing borderColor, - * backgroundColor, etc. - * @return {Object} group The created group object + * Find an item from an event target: + * searches for the attribute 'timeline-item' in the event target's element tree + * @param {Event} event + * @return {Item | null} item */ - Groups.prototype.add = function (groupname, style) { - this.groups[groupname] = style; - if (style.color) { - style.color = util.parseColor(style.color); + ItemSet.itemFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-item')) { + return target['timeline-item']; + } + target = target.parentNode; } - return style; - }; - - module.exports = Groups; - -/***/ }, -/* 35 */ -/***/ function(module, exports, __webpack_require__) { + return null; + }; /** - * @class Images - * This class loads images and keeps them stored. + * Find the Group from an event target: + * searches for the attribute 'timeline-group' in the event target's element tree + * @param {Event} event + * @return {Group | null} group */ - function Images() { - this.images = {}; - - this.callback = undefined; - } + ItemSet.groupFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-group')) { + return target['timeline-group']; + } + target = target.parentNode; + } - /** - * Set an onload callback function. This will be called each time an image - * is loaded - * @param {function} callback - */ - Images.prototype.setOnloadCallback = function(callback) { - this.callback = callback; + return null; }; /** - * - * @param {string} url Url of the image - * @return {Image} img The image object + * Find the ItemSet from an event target: + * searches for the attribute 'timeline-itemset' in the event target's element tree + * @param {Event} event + * @return {ItemSet | null} item */ - Images.prototype.load = function(url) { - var img = this.images[url]; - if (img == undefined) { - // create the image - var images = this; - img = new Image(); - this.images[url] = img; - img.onload = function() { - if (images.callback) { - images.callback(this); - } - }; - img.src = url; + ItemSet.itemSetFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-itemset')) { + return target['timeline-itemset']; + } + target = target.parentNode; } - return img; + return null; }; - module.exports = Images; + module.exports = ItemSet; /***/ }, -/* 36 */ +/* 30 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); + var stack = __webpack_require__(31); + var ItemRange = __webpack_require__(32); /** - * @class Node - * A node. A node can be connected to other nodes via one or multiple edges. - * @param {object} properties An object containing properties for the node. All - * properties are optional, except for the id. - * {number} id Id of the node. Required - * {string} label Text label for the node - * {number} x Horizontal position of the node - * {number} y Vertical position of the node - * {string} shape Node shape, available: - * "database", "circle", "ellipse", - * "box", "image", "text", "dot", - * "star", "triangle", "triangleDown", - * "square" - * {string} image An image url - * {string} title An title text, can be HTML - * {anytype} group A group name or number - * @param {Network.Images} imagelist A list with images. Only needed - * when the node has an image - * @param {Network.Groups} grouplist A list with groups. Needed for - * retrieving group properties - * @param {Object} constants An object with default values for - * example for the color - * - */ - function Node(properties, imagelist, grouplist, networkConstants) { - var constants = util.selectiveBridgeObject(['nodes'],networkConstants); - this.options = constants.nodes; - - this.selected = false; - this.hover = false; - - this.edges = []; // all edges connected to this node - this.dynamicEdges = []; - this.reroutedEdges = {}; - - this.fontDrawThreshold = 3; - - // set defaults for the properties - this.id = undefined; - this.x = null; - this.y = null; - this.xFixed = false; - this.yFixed = false; - this.horizontalAlignLeft = true; // these are for the navigation controls - this.verticalAlignTop = true; // these are for the navigation controls - this.baseRadiusValue = networkConstants.nodes.radius; - this.radiusFixed = false; - this.level = -1; - this.preassignedLevel = false; - - - this.imagelist = imagelist; - this.grouplist = grouplist; - - // physics properties - this.fx = 0.0; // external force x - this.fy = 0.0; // external force y - this.vx = 0.0; // velocity x - this.vy = 0.0; // velocity y - this.damping = networkConstants.physics.damping; // written every time gravity is calculated - this.fixedData = {x:null,y:null}; + * @constructor Group + * @param {Number | String} groupId + * @param {Object} data + * @param {ItemSet} itemSet + */ + function Group (groupId, data, itemSet) { + this.groupId = groupId; + this.itemSet = itemSet; - this.setProperties(properties, constants); + this.dom = {}; + this.props = { + label: { + width: 0, + height: 0 + } + }; + this.className = null; - // creating the variables for clustering - this.resetCluster(); - this.dynamicEdgesLength = 0; - this.clusterSession = 0; - this.clusterSizeWidthFactor = networkConstants.clustering.nodeScaling.width; - this.clusterSizeHeightFactor = networkConstants.clustering.nodeScaling.height; - this.clusterSizeRadiusFactor = networkConstants.clustering.nodeScaling.radius; - this.maxNodeSizeIncrements = networkConstants.clustering.maxNodeSizeIncrements; - this.growthIndicator = 0; + this.items = {}; // items filtered by groupId of this group + this.visibleItems = []; // items currently visible in window + this.orderedItems = { // items sorted by start and by end + byStart: [], + byEnd: [] + }; - // variables to tell the node about the network. - this.networkScaleInv = 1; - this.networkScale = 1; - this.canvasTopLeft = {"x": -300, "y": -300}; - this.canvasBottomRight = {"x": 300, "y": 300}; - this.parentEdgeId = null; + this._create(); + + this.setData(data); } /** - * (re)setting the clustering variables and objects + * Create DOM elements for the group + * @private */ - Node.prototype.resetCluster = function() { - // clustering variables - this.formationScale = undefined; // this is used to determine when to open the cluster - this.clusterSize = 1; // this signifies the total amount of nodes in this cluster - this.containedNodes = {}; - this.containedEdges = {}; - this.clusterSessions = []; + Group.prototype._create = function() { + var label = document.createElement('div'); + label.className = 'vlabel'; + this.dom.label = label; + + var inner = document.createElement('div'); + inner.className = 'inner'; + label.appendChild(inner); + this.dom.inner = inner; + + var foreground = document.createElement('div'); + foreground.className = 'group'; + foreground['timeline-group'] = this; + this.dom.foreground = foreground; + + this.dom.background = document.createElement('div'); + this.dom.background.className = 'group'; + + this.dom.axis = document.createElement('div'); + this.dom.axis.className = 'group'; + + // create a hidden marker to detect when the Timelines container is attached + // to the DOM, or the style of a parent of the Timeline is changed from + // display:none is changed to visible. + this.dom.marker = document.createElement('div'); + this.dom.marker.style.visibility = 'hidden'; + this.dom.marker.innerHTML = '?'; + this.dom.background.appendChild(this.dom.marker); }; /** - * Attach a edge to the node - * @param {Edge} edge + * Set the group data for this group + * @param {Object} data Group data, can contain properties content and className */ - Node.prototype.attachEdge = function(edge) { - if (this.edges.indexOf(edge) == -1) { - this.edges.push(edge); + Group.prototype.setData = function(data) { + // update contents + var content = data && data.content; + if (content instanceof Element) { + this.dom.inner.appendChild(content); } - if (this.dynamicEdges.indexOf(edge) == -1) { - this.dynamicEdges.push(edge); + else if (content !== undefined && content !== null) { + this.dom.inner.innerHTML = content; + } + else { + this.dom.inner.innerHTML = this.groupId || ''; // groupId can be null + } + + // update title + this.dom.label.title = data && data.title || ''; + + if (!this.dom.inner.firstChild) { + util.addClassName(this.dom.inner, 'hidden'); + } + else { + util.removeClassName(this.dom.inner, 'hidden'); + } + + // update className + var className = data && data.className || null; + if (className != this.className) { + if (this.className) { + util.removeClassName(this.dom.label, className); + util.removeClassName(this.dom.foreground, className); + util.removeClassName(this.dom.background, className); + util.removeClassName(this.dom.axis, className); + } + util.addClassName(this.dom.label, className); + util.addClassName(this.dom.foreground, className); + util.addClassName(this.dom.background, className); + util.addClassName(this.dom.axis, className); } - this.dynamicEdgesLength = this.dynamicEdges.length; }; /** - * Detach a edge from the node - * @param {Edge} edge + * Get the width of the group label + * @return {number} width */ - Node.prototype.detachEdge = function(edge) { - var index = this.edges.indexOf(edge); - if (index != -1) { - this.edges.splice(index, 1); - this.dynamicEdges.splice(index, 1); - } - this.dynamicEdgesLength = this.dynamicEdges.length; + Group.prototype.getLabelWidth = function() { + return this.props.label.width; }; /** - * Set or overwrite properties for the node - * @param {Object} properties an object with properties - * @param {Object} constants and object with default, global properties + * Repaint this group + * @param {{start: number, end: number}} range + * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin + * @param {boolean} [restack=false] Force restacking of all items + * @return {boolean} Returns true if the group is resized */ - Node.prototype.setProperties = function(properties, constants) { - if (!properties) { - return; - } + Group.prototype.redraw = function(range, margin, restack) { + var resized = false; - var fields = ['borderWidth','borderWidthSelected','shape','image','radius','fontColor', - 'fontSize','fontFace','group','mass' - ]; - util.selectiveDeepExtend(fields, this.options, properties); + this.visibleItems = this._updateVisibleItems(this.orderedItems, this.visibleItems, range); - this.originalLabel = undefined; - // basic properties - if (properties.id !== undefined) {this.id = properties.id;} - if (properties.label !== undefined) {this.label = properties.label; this.originalLabel = properties.label;} - if (properties.title !== undefined) {this.title = properties.title;} - if (properties.x !== undefined) {this.x = properties.x;} - if (properties.y !== undefined) {this.y = properties.y;} - if (properties.value !== undefined) {this.value = properties.value;} - if (properties.level !== undefined) {this.level = properties.level; this.preassignedLevel = true;} + // force recalculation of the height of the items when the marker height changed + // (due to the Timeline being attached to the DOM or changed from display:none to visible) + var markerHeight = this.dom.marker.clientHeight; + if (markerHeight != this.lastMarkerHeight) { + this.lastMarkerHeight = markerHeight; - // navigation controls properties - if (properties.horizontalAlignLeft !== undefined) {this.horizontalAlignLeft = properties.horizontalAlignLeft;} - if (properties.verticalAlignTop !== undefined) {this.verticalAlignTop = properties.verticalAlignTop;} - if (properties.triggerFunction !== undefined) {this.triggerFunction = properties.triggerFunction;} + util.forEach(this.items, function (item) { + item.dirty = true; + if (item.displayed) item.redraw(); + }); - if (this.id === undefined) { - throw "Node must have an id"; + restack = true; } - // copy group properties - if (typeof this.options.group === 'number' || (typeof this.options.group === 'string' && this.options.group != '')) { - var groupObj = this.grouplist.get(this.options.group); - for (var prop in groupObj) { - if (groupObj.hasOwnProperty(prop)) { - this.options[prop] = groupObj[prop]; - } + // reposition visible items vertically + if (this.itemSet.options.stack) { // TODO: ugly way to access options... + stack.stack(this.visibleItems, margin, restack); + } + else { // no stacking + stack.nostack(this.visibleItems, margin); + } + + // recalculate the height of the group + var height; + var visibleItems = this.visibleItems; + if (visibleItems.length) { + var min = visibleItems[0].top; + var max = visibleItems[0].top + visibleItems[0].height; + util.forEach(visibleItems, function (item) { + min = Math.min(min, item.top); + max = Math.max(max, (item.top + item.height)); + }); + if (min > margin.axis) { + // there is an empty gap between the lowest item and the axis + var offset = min - margin.axis; + max -= offset; + util.forEach(visibleItems, function (item) { + item.top -= offset; + }); } + height = max + margin.item.vertical / 2; + } + else { + height = margin.axis + margin.item.vertical; } + height = Math.max(height, this.props.label.height); + // calculate actual size and position + var foreground = this.dom.foreground; + this.top = foreground.offsetTop; + this.left = foreground.offsetLeft; + this.width = foreground.offsetWidth; + resized = util.updateProperty(this, 'height', height) || resized; - // individual shape properties - if (properties.radius !== undefined) {this.baseRadiusValue = this.options.radius;} - if (properties.color !== undefined) {this.options.color = util.parseColor(properties.color);} + // recalculate size of label + resized = util.updateProperty(this.props.label, 'width', this.dom.inner.clientWidth) || resized; + resized = util.updateProperty(this.props.label, 'height', this.dom.inner.clientHeight) || resized; + + // apply new height + this.dom.background.style.height = height + 'px'; + this.dom.foreground.style.height = height + 'px'; + this.dom.label.style.height = height + 'px'; + + // update vertical position of items after they are re-stacked and the height of the group is calculated + for (var i = 0, ii = this.visibleItems.length; i < ii; i++) { + var item = this.visibleItems[i]; + item.repositionY(); + } + + return resized; + }; + + /** + * Show this group: attach to the DOM + */ + Group.prototype.show = function() { + if (!this.dom.label.parentNode) { + this.itemSet.dom.labelSet.appendChild(this.dom.label); + } + + if (!this.dom.foreground.parentNode) { + this.itemSet.dom.foreground.appendChild(this.dom.foreground); + } + + if (!this.dom.background.parentNode) { + this.itemSet.dom.background.appendChild(this.dom.background); + } - if (this.options.image!== undefined && this.options.image!= "") { - if (this.imagelist) { - this.imageObj = this.imagelist.load(this.options.image); - } - else { - throw "No imagelist provided"; - } + if (!this.dom.axis.parentNode) { + this.itemSet.dom.axis.appendChild(this.dom.axis); } + }; - this.xFixed = this.xFixed || (properties.x !== undefined && !properties.allowedToMoveX); - this.yFixed = this.yFixed || (properties.y !== undefined && !properties.allowedToMoveY); - this.radiusFixed = this.radiusFixed || (properties.radius !== undefined); + /** + * Hide this group: remove from the DOM + */ + Group.prototype.hide = function() { + var label = this.dom.label; + if (label.parentNode) { + label.parentNode.removeChild(label); + } - if (this.options.shape == 'image') { - this.options.radiusMin = constants.nodes.widthMin; - this.options.radiusMax = constants.nodes.widthMax; + var foreground = this.dom.foreground; + if (foreground.parentNode) { + foreground.parentNode.removeChild(foreground); } + var background = this.dom.background; + if (background.parentNode) { + background.parentNode.removeChild(background); + } - // choose draw method depending on the shape - switch (this.options.shape) { - case 'database': this.draw = this._drawDatabase; this.resize = this._resizeDatabase; break; - case 'box': this.draw = this._drawBox; this.resize = this._resizeBox; break; - case 'circle': this.draw = this._drawCircle; this.resize = this._resizeCircle; break; - case 'ellipse': this.draw = this._drawEllipse; this.resize = this._resizeEllipse; break; - // TODO: add diamond shape - case 'image': this.draw = this._drawImage; this.resize = this._resizeImage; break; - case 'text': this.draw = this._drawText; this.resize = this._resizeText; break; - case 'dot': this.draw = this._drawDot; this.resize = this._resizeShape; break; - case 'square': this.draw = this._drawSquare; this.resize = this._resizeShape; break; - case 'triangle': this.draw = this._drawTriangle; this.resize = this._resizeShape; break; - case 'triangleDown': this.draw = this._drawTriangleDown; this.resize = this._resizeShape; break; - case 'star': this.draw = this._drawStar; this.resize = this._resizeShape; break; - default: this.draw = this._drawEllipse; this.resize = this._resizeEllipse; break; + var axis = this.dom.axis; + if (axis.parentNode) { + axis.parentNode.removeChild(axis); } - // reset the size of the node, this can be changed - this._reset(); }; /** - * select this node + * Add an item to the group + * @param {Item} item */ - Node.prototype.select = function() { - this.selected = true; - this._reset(); + Group.prototype.add = function(item) { + this.items[item.id] = item; + item.setParent(this); + + if (this.visibleItems.indexOf(item) == -1) { + var range = this.itemSet.body.range; // TODO: not nice accessing the range like this + this._checkIfVisible(item, this.visibleItems, range); + } }; /** - * unselect this node + * Remove an item from the group + * @param {Item} item */ - Node.prototype.unselect = function() { - this.selected = false; - this._reset(); - }; + Group.prototype.remove = function(item) { + delete this.items[item.id]; + item.setParent(this.itemSet); + // remove from visible items + var index = this.visibleItems.indexOf(item); + if (index != -1) this.visibleItems.splice(index, 1); - /** - * Reset the calculated size of the node, forces it to recalculate its size - */ - Node.prototype.clearSizeCache = function() { - this._reset(); + // TODO: also remove from ordered items? }; /** - * Reset the calculated size of the node, forces it to recalculate its size - * @private + * Remove an item from the corresponding DataSet + * @param {Item} item */ - Node.prototype._reset = function() { - this.width = undefined; - this.height = undefined; + Group.prototype.removeFromDataSet = function(item) { + this.itemSet.removeItem(item.id); }; /** - * get the title of this node. - * @return {string} title The title of the node, or undefined when no title - * has been set. + * Reorder the items */ - Node.prototype.getTitle = function() { - return typeof this.title === "function" ? this.title() : this.title; + Group.prototype.order = function() { + var array = util.toArray(this.items); + this.orderedItems.byStart = array; + this.orderedItems.byEnd = this._constructByEndArray(array); + + stack.orderByStart(this.orderedItems.byStart); + stack.orderByEnd(this.orderedItems.byEnd); }; /** - * Calculate the distance to the border of the Node - * @param {CanvasRenderingContext2D} ctx - * @param {Number} angle Angle in radians - * @returns {number} distance Distance to the border in pixels + * Create an array containing all items being a range (having an end date) + * @param {Item[]} array + * @returns {ItemRange[]} + * @private */ - Node.prototype.distanceToBorder = function (ctx, angle) { - var borderWidth = 1; - - if (!this.width) { - this.resize(ctx); - } - - switch (this.options.shape) { - case 'circle': - case 'dot': - return this.options.radius+ borderWidth; - - case 'ellipse': - var a = this.width / 2; - var b = this.height / 2; - var w = (Math.sin(angle) * a); - var h = (Math.cos(angle) * b); - return a * b / Math.sqrt(w * w + h * h); - - // TODO: implement distanceToBorder for database - // TODO: implement distanceToBorder for triangle - // TODO: implement distanceToBorder for triangleDown - - case 'box': - case 'image': - case 'text': - default: - if (this.width) { - return Math.min( - Math.abs(this.width / 2 / Math.cos(angle)), - Math.abs(this.height / 2 / Math.sin(angle))) + borderWidth; - // TODO: reckon with border radius too in case of box - } - else { - return 0; - } + Group.prototype._constructByEndArray = function(array) { + var endArray = []; + for (var i = 0; i < array.length; i++) { + if (array[i] instanceof ItemRange) { + endArray.push(array[i]); + } } - // TODO: implement calculation of distance to border for all shapes - }; - - /** - * Set forces acting on the node - * @param {number} fx Force in horizontal direction - * @param {number} fy Force in vertical direction - */ - Node.prototype._setForce = function(fx, fy) { - this.fx = fx; - this.fy = fy; + return endArray; }; /** - * Add forces acting on the node - * @param {number} fx Force in horizontal direction - * @param {number} fy Force in vertical direction + * Update the visible items + * @param {{byStart: Item[], byEnd: Item[]}} orderedItems All items ordered by start date and by end date + * @param {Item[]} visibleItems The previously visible items. + * @param {{start: number, end: number}} range Visible range + * @return {Item[]} visibleItems The new visible items. * @private */ - Node.prototype._addForce = function(fx, fy) { - this.fx += fx; - this.fy += fy; - }; + Group.prototype._updateVisibleItems = function(orderedItems, visibleItems, range) { + var initialPosByStart, + newVisibleItems = [], + i; - /** - * Perform one discrete step for the node - * @param {number} interval Time interval in seconds - */ - Node.prototype.discreteStep = function(interval) { - if (!this.xFixed) { - var dx = this.damping * this.vx; // damping force - var ax = (this.fx - dx) / this.options.mass; // acceleration - this.vx += ax * interval; // velocity - this.x += this.vx * interval; // position + // first check if the items that were in view previously are still in view. + // this handles the case for the ItemRange that is both before and after the current one. + if (visibleItems.length > 0) { + for (i = 0; i < visibleItems.length; i++) { + this._checkIfVisible(visibleItems[i], newVisibleItems, range); + } } - if (!this.yFixed) { - var dy = this.damping * this.vy; // damping force - var ay = (this.fy - dy) / this.options.mass; // acceleration - this.vy += ay * interval; // velocity - this.y += this.vy * interval; // position + // If there were no visible items previously, use binarySearch to find a visible ItemPoint or ItemRange (based on startTime) + if (newVisibleItems.length == 0) { + initialPosByStart = util.binarySearch(orderedItems.byStart, range, 'data','start'); + } + else { + initialPosByStart = orderedItems.byStart.indexOf(newVisibleItems[0]); + } + + // use visible search to find a visible ItemRange (only based on endTime) + var initialPosByEnd = util.binarySearch(orderedItems.byEnd, range, 'data','end'); + + // if we found a initial ID to use, trace it up and down until we meet an invisible item. + if (initialPosByStart != -1) { + for (i = initialPosByStart; i >= 0; i--) { + if (this._checkIfInvisible(orderedItems.byStart[i], newVisibleItems, range)) {break;} + } + for (i = initialPosByStart + 1; i < orderedItems.byStart.length; i++) { + if (this._checkIfInvisible(orderedItems.byStart[i], newVisibleItems, range)) {break;} + } } + + // if we found a initial ID to use, trace it up and down until we meet an invisible item. + if (initialPosByEnd != -1) { + for (i = initialPosByEnd; i >= 0; i--) { + if (this._checkIfInvisible(orderedItems.byEnd[i], newVisibleItems, range)) {break;} + } + for (i = initialPosByEnd + 1; i < orderedItems.byEnd.length; i++) { + if (this._checkIfInvisible(orderedItems.byEnd[i], newVisibleItems, range)) {break;} + } + } + + return newVisibleItems; }; /** - * Perform one discrete step for the node - * @param {number} interval Time interval in seconds - * @param {number} maxVelocity The speed limit imposed on the velocity + * this function checks if an item is invisible. If it is NOT we make it visible + * and add it to the global visible items. If it is, return true. + * + * @param {Item} item + * @param {Item[]} visibleItems + * @param {{start:number, end:number}} range + * @returns {boolean} + * @private */ - Node.prototype.discreteStepLimited = function(interval, maxVelocity) { - if (!this.xFixed) { - var dx = this.damping * this.vx; // damping force - var ax = (this.fx - dx) / this.options.mass; // acceleration - this.vx += ax * interval; // velocity - this.vx = (Math.abs(this.vx) > maxVelocity) ? ((this.vx > 0) ? maxVelocity : -maxVelocity) : this.vx; - this.x += this.vx * interval; // position + Group.prototype._checkIfInvisible = function(item, visibleItems, range) { + if (item.isVisible(range)) { + if (!item.displayed) item.show(); + item.repositionX(); + if (visibleItems.indexOf(item) == -1) { + visibleItems.push(item); + } + return false; } else { - this.fx = 0; + if (item.displayed) item.hide(); + return true; } + }; - if (!this.yFixed) { - var dy = this.damping * this.vy; // damping force - var ay = (this.fy - dy) / this.options.mass; // acceleration - this.vy += ay * interval; // velocity - this.vy = (Math.abs(this.vy) > maxVelocity) ? ((this.vy > 0) ? maxVelocity : -maxVelocity) : this.vy; - this.y += this.vy * interval; // position + /** + * this function is very similar to the _checkIfInvisible() but it does not + * return booleans, hides the item if it should not be seen and always adds to + * the visibleItems. + * this one is for brute forcing and hiding. + * + * @param {Item} item + * @param {Array} visibleItems + * @param {{start:number, end:number}} range + * @private + */ + Group.prototype._checkIfVisible = function(item, visibleItems, range) { + if (item.isVisible(range)) { + if (!item.displayed) item.show(); + // reposition item horizontally + item.repositionX(); + visibleItems.push(item); } else { - this.fy = 0; + if (item.displayed) item.hide(); } }; + module.exports = Group; + + +/***/ }, +/* 31 */ +/***/ function(module, exports, __webpack_require__) { + + // Utility functions for ordering and stacking of items + var EPSILON = 0.001; // used when checking collisions, to prevent round-off errors + /** - * Check if this node has a fixed x and y position - * @return {boolean} true if fixed, false if not + * Order items by their start data + * @param {Item[]} items */ - Node.prototype.isFixed = function() { - return (this.xFixed && this.yFixed); + exports.orderByStart = function(items) { + items.sort(function (a, b) { + return a.data.start - b.data.start; + }); }; /** - * Check if this node is moving - * @param {number} vmin the minimum velocity considered as "moving" - * @return {boolean} true if moving, false if it has no velocity + * Order items by their end date. If they have no end date, their start date + * is used. + * @param {Item[]} items */ - Node.prototype.isMoving = function(vmin) { - var velocity = Math.sqrt(Math.pow(this.vx,2) + Math.pow(this.vy,2)); - // this.velocity = Math.sqrt(Math.pow(this.vx,2) + Math.pow(this.vy,2)) - return (velocity > vmin); + exports.orderByEnd = function(items) { + items.sort(function (a, b) { + var aTime = ('end' in a.data) ? a.data.end : a.data.start, + bTime = ('end' in b.data) ? b.data.end : b.data.start; + + return aTime - bTime; + }); }; /** - * check if this node is selecte - * @return {boolean} selected True if node is selected, else false + * Adjust vertical positions of the items such that they don't overlap each + * other. + * @param {Item[]} items + * All visible items + * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin + * Margins between items and between items and the axis. + * @param {boolean} [force=false] + * If true, all items will be repositioned. If false (default), only + * items having a top===null will be re-stacked */ - Node.prototype.isSelected = function() { - return this.selected; + exports.stack = function(items, margin, force) { + var i, iMax; + + if (force) { + // reset top position of all items + for (i = 0, iMax = items.length; i < iMax; i++) { + items[i].top = null; + } + } + + // calculate new, non-overlapping positions + for (i = 0, iMax = items.length; i < iMax; i++) { + var item = items[i]; + if (item.top === null) { + // initialize top position + item.top = margin.axis; + + do { + // TODO: optimize checking for overlap. when there is a gap without items, + // you only need to check for items from the next item on, not from zero + var collidingItem = null; + for (var j = 0, jj = items.length; j < jj; j++) { + var other = items[j]; + if (other.top !== null && other !== item && exports.collision(item, other, margin.item)) { + collidingItem = other; + break; + } + } + + if (collidingItem != null) { + // There is a collision. Reposition the items above the colliding element + item.top = collidingItem.top + collidingItem.height + margin.item.vertical; + } + } while (collidingItem); + } + } }; /** - * Retrieve the value of the node. Can be undefined - * @return {Number} value + * Adjust vertical positions of the items without stacking them + * @param {Item[]} items + * All visible items + * @param {{item: {horizontal: number, vertical: number}, axis: number}} margin + * Margins between items and between items and the axis. */ - Node.prototype.getValue = function() { - return this.value; + exports.nostack = function(items, margin) { + var i, iMax; + + // reset top position of all items + for (i = 0, iMax = items.length; i < iMax; i++) { + items[i].top = margin.axis; + } }; /** - * Calculate the distance from the nodes location to the given location (x,y) - * @param {Number} x - * @param {Number} y - * @return {Number} value + * Test if the two provided items collide + * The items must have parameters left, width, top, and height. + * @param {Item} a The first item + * @param {Item} b The second item + * @param {{horizontal: number, vertical: number}} margin + * An object containing a horizontal and vertical + * minimum required margin. + * @return {boolean} true if a and b collide, else false */ - Node.prototype.getDistance = function(x, y) { - var dx = this.x - x, - dy = this.y - y; - return Math.sqrt(dx * dx + dy * dy); + exports.collision = function(a, b, margin) { + return ((a.left - margin.horizontal + EPSILON) < (b.left + b.width) && + (a.left + a.width + margin.horizontal - EPSILON) > b.left && + (a.top - margin.vertical + EPSILON) < (b.top + b.height) && + (a.top + a.height + margin.vertical - EPSILON) > b.top); }; +/***/ }, +/* 32 */ +/***/ function(module, exports, __webpack_require__) { + + var Hammer = __webpack_require__(18); + var Item = __webpack_require__(33); + /** - * Adjust the value range of the node. The node will adjust it's radius - * based on its value. - * @param {Number} min - * @param {Number} max + * @constructor ItemRange + * @extends Item + * @param {Object} data Object containing parameters start, end + * content, className. + * @param {{toScreen: function, toTime: function}} conversion + * Conversion functions from time to screen and vice versa + * @param {Object} [options] Configuration options + * // TODO: describe options */ - Node.prototype.setValueRange = function(min, max) { - if (!this.radiusFixed && this.value !== undefined) { - if (max == min) { - this.options.radius= (this.options.radiusMin + this.options.radiusMax) / 2; + function ItemRange (data, conversion, options) { + this.props = { + content: { + width: 0 } - else { - var scale = (this.options.radiusMax - this.options.radiusMin) / (max - min); - this.options.radius= (this.value - min) * scale + this.options.radiusMin; + }; + this.overflow = false; // if contents can overflow (css styling), this flag is set to true + + // validate data + if (data) { + if (data.start == undefined) { + throw new Error('Property "start" missing in item ' + data.id); + } + if (data.end == undefined) { + throw new Error('Property "end" missing in item ' + data.id); } } - this.baseRadiusValue = this.options.radius; - }; - /** - * Draw this node in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx - */ - Node.prototype.draw = function(ctx) { - throw "Draw method not initialized for node"; - }; + Item.call(this, data, conversion, options); + } + + ItemRange.prototype = new Item (null, null, null); + + ItemRange.prototype.baseClassName = 'item range'; /** - * Recalculate the size of this node in the given canvas - * The 2d context of a HTML canvas can be retrieved by canvas.getContext("2d"); - * @param {CanvasRenderingContext2D} ctx + * Check whether this item is visible inside given range + * @returns {{start: Number, end: Number}} range with a timestamp for start and end + * @returns {boolean} True if visible */ - Node.prototype.resize = function(ctx) { - throw "Resize method not initialized for node"; + ItemRange.prototype.isVisible = function(range) { + // determine visibility + return (this.data.start < range.end) && (this.data.end > range.start); }; /** - * Check if this object is overlapping with the provided object - * @param {Object} obj an object with parameters left, top, right, bottom - * @return {boolean} True if location is located on node + * Repaint the item */ - Node.prototype.isOverlappingWith = function(obj) { - return (this.left < obj.right && - this.left + this.width > obj.left && - this.top < obj.bottom && - this.top + this.height > obj.top); - }; + ItemRange.prototype.redraw = function() { + var dom = this.dom; + if (!dom) { + // create DOM + this.dom = {}; + dom = this.dom; - Node.prototype._resizeImage = function (ctx) { - // TODO: pre calculate the image size + // background box + dom.box = document.createElement('div'); + // className is updated in redraw() + + // contents box + dom.content = document.createElement('div'); + dom.content.className = 'content'; + dom.box.appendChild(dom.content); + + // attach this item as attribute + dom.box['timeline-item'] = this; + } + + // append DOM to parent DOM + if (!this.parent) { + throw new Error('Cannot redraw item: no parent attached'); + } + if (!dom.box.parentNode) { + var foreground = this.parent.dom.foreground; + if (!foreground) { + throw new Error('Cannot redraw time axis: parent has no foreground container element'); + } + foreground.appendChild(dom.box); + } + this.displayed = true; - if (!this.width || !this.height) { // undefined or 0 - var width, height; - if (this.value) { - this.options.radius= this.baseRadiusValue; - var scale = this.imageObj.height / this.imageObj.width; - if (scale !== undefined) { - width = this.options.radius|| this.imageObj.width; - height = this.options.radius* scale || this.imageObj.height; - } - else { - width = 0; - height = 0; - } + // update contents + if (this.data.content != this.content) { + this.content = this.data.content; + if (this.content instanceof Element) { + dom.content.innerHTML = ''; + dom.content.appendChild(this.content); + } + else if (this.data.content != undefined) { + dom.content.innerHTML = this.content; } else { - width = this.imageObj.width; - height = this.imageObj.height; + throw new Error('Property "content" missing in item ' + this.data.id); } - this.width = width; - this.height = height; - this.growthIndicator = 0; - if (this.width > 0 && this.height > 0) { - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor; - this.options.radius+= Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeRadiusFactor; - this.growthIndicator = this.width - width; - } + this.dirty = true; } - }; + // update title + if (this.data.title != this.title) { + dom.box.title = this.data.title; + this.title = this.data.title; + } - Node.prototype._drawImage = function (ctx) { - this._resizeImage(ctx); + // update class + var className = (this.data.className ? (' ' + this.data.className) : '') + + (this.selected ? ' selected' : ''); + if (this.className != className) { + this.className = className; + dom.box.className = this.baseClassName + className; - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; + this.dirty = true; + } - var yLabel; - if (this.imageObj.width != 0 ) { - // draw the shade - if (this.clusterSize > 1) { - var lineWidth = ((this.clusterSize > 1) ? 10 : 0.0); - lineWidth *= this.networkScaleInv; - lineWidth = Math.min(0.2 * this.width,lineWidth); + // recalculate size + if (this.dirty) { + // determine from css whether this box has overflow + this.overflow = window.getComputedStyle(dom.content).overflow !== 'hidden'; - ctx.globalAlpha = 0.5; - ctx.drawImage(this.imageObj, this.left - lineWidth, this.top - lineWidth, this.width + 2*lineWidth, this.height + 2*lineWidth); - } + this.props.content.width = this.dom.content.offsetWidth; + this.height = this.dom.box.offsetHeight; - // draw the image - ctx.globalAlpha = 1.0; - ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height); - yLabel = this.y + this.height / 2; - } - else { - // image still loading... just draw the label for now - yLabel = this.y; + this.dirty = false; } - this._label(ctx, this.label, this.x, yLabel, undefined, "top"); + this._repaintDeleteButton(dom.box); + this._repaintDragLeft(); + this._repaintDragRight(); }; - - Node.prototype._resizeBox = function (ctx) { - if (!this.width) { - var margin = 5; - var textSize = this.getTextSize(ctx); - this.width = textSize.width + 2 * margin; - this.height = textSize.height + 2 * margin; - - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeHeightFactor; - this.growthIndicator = this.width - (textSize.width + 2 * margin); - // this.options.radius+= Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeRadiusFactor; - + /** + * Show the item in the DOM (when not already visible). The items DOM will + * be created when needed. + */ + ItemRange.prototype.show = function() { + if (!this.displayed) { + this.redraw(); } }; - Node.prototype._drawBox = function (ctx) { - this._resizeBox(ctx); + /** + * Hide the item from the DOM (when visible) + * @return {Boolean} changed + */ + ItemRange.prototype.hide = function() { + if (this.displayed) { + var box = this.dom.box; - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; + if (box.parentNode) { + box.parentNode.removeChild(box); + } - var clusterLineWidth = 2.5; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; + this.top = null; + this.left = null; - ctx.strokeStyle = this.selected ? this.options.color.highlight.border : this.hover ? this.options.color.hover.border : this.options.color.border; + this.displayed = false; + } + }; - // draw the outer border - if (this.clusterSize > 1) { - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + /** + * Reposition the item horizontally + * @Override + */ + ItemRange.prototype.repositionX = function() { + var props = this.props, + parentWidth = this.parent.width, + start = this.conversion.toScreen(this.data.start), + end = this.conversion.toScreen(this.data.end), + padding = this.options.padding, + contentLeft; - ctx.roundRect(this.left-2*ctx.lineWidth, this.top-2*ctx.lineWidth, this.width+4*ctx.lineWidth, this.height+4*ctx.lineWidth, this.options.radius); - ctx.stroke(); + // limit the width of the this, as browsers cannot draw very wide divs + if (start < -parentWidth) { + start = -parentWidth; } - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + if (end > 2 * parentWidth) { + end = 2 * parentWidth; + } + var boxWidth = Math.max(end - start, 1); - ctx.fillStyle = this.selected ? this.options.color.highlight.background : this.options.color.background; + if (this.overflow) { + // when range exceeds left of the window, position the contents at the left of the visible area + contentLeft = Math.max(-start, 0); - ctx.roundRect(this.left, this.top, this.width, this.height, this.options.radius); - ctx.fill(); - ctx.stroke(); + this.left = start; + this.width = boxWidth + this.props.content.width; + // Note: The calculation of width is an optimistic calculation, giving + // a width which will not change when moving the Timeline + // So no restacking needed, which is nicer for the eye; + } + else { // no overflow + // when range exceeds left of the window, position the contents at the left of the visible area + if (start < 0) { + contentLeft = Math.min(-start, + (end - start - props.content.width - 2 * padding)); + // TODO: remove the need for options.padding. it's terrible. + } + else { + contentLeft = 0; + } - this._label(ctx, this.label, this.x, this.y); - }; + this.left = start; + this.width = boxWidth; + } + this.dom.box.style.left = this.left + 'px'; + this.dom.box.style.width = boxWidth + 'px'; + this.dom.content.style.left = contentLeft + 'px'; + }; - Node.prototype._resizeDatabase = function (ctx) { - if (!this.width) { - var margin = 5; - var textSize = this.getTextSize(ctx); - var size = textSize.width + 2 * margin; - this.width = size; - this.height = size; + /** + * Reposition the item vertically + * @Override + */ + ItemRange.prototype.repositionY = function() { + var orientation = this.options.orientation, + box = this.dom.box; - // scaling used for clustering - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor; - this.options.radius+= Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeRadiusFactor; - this.growthIndicator = this.width - size; + if (orientation == 'top') { + box.style.top = this.top + 'px'; + } + else { + box.style.top = (this.parent.height - this.top - this.height) + 'px'; } }; - Node.prototype._drawDatabase = function (ctx) { - this._resizeDatabase(ctx); - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; - - var clusterLineWidth = 2.5; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - - ctx.strokeStyle = this.selected ? this.options.color.highlight.border : this.hover ? this.options.color.hover.border : this.options.color.border; - - // draw the outer border - if (this.clusterSize > 1) { - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); - - ctx.database(this.x - this.width/2 - 2*ctx.lineWidth, this.y - this.height*0.5 - 2*ctx.lineWidth, this.width + 4*ctx.lineWidth, this.height + 4*ctx.lineWidth); - ctx.stroke(); - } - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + /** + * Repaint a drag area on the left side of the range when the range is selected + * @protected + */ + ItemRange.prototype._repaintDragLeft = function () { + if (this.selected && this.options.editable.updateTime && !this.dom.dragLeft) { + // create and show drag area + var dragLeft = document.createElement('div'); + dragLeft.className = 'drag-left'; + dragLeft.dragLeftItem = this; - ctx.fillStyle = this.selected ? this.options.color.highlight.background : this.hover ? this.options.color.hover.background : this.options.color.background; - ctx.database(this.x - this.width/2, this.y - this.height*0.5, this.width, this.height); - ctx.fill(); - ctx.stroke(); + // TODO: this should be redundant? + Hammer(dragLeft, { + preventDefault: true + }).on('drag', function () { + //console.log('drag left') + }); - this._label(ctx, this.label, this.x, this.y); + this.dom.box.appendChild(dragLeft); + this.dom.dragLeft = dragLeft; + } + else if (!this.selected && this.dom.dragLeft) { + // delete drag area + if (this.dom.dragLeft.parentNode) { + this.dom.dragLeft.parentNode.removeChild(this.dom.dragLeft); + } + this.dom.dragLeft = null; + } }; + /** + * Repaint a drag area on the right side of the range when the range is selected + * @protected + */ + ItemRange.prototype._repaintDragRight = function () { + if (this.selected && this.options.editable.updateTime && !this.dom.dragRight) { + // create and show drag area + var dragRight = document.createElement('div'); + dragRight.className = 'drag-right'; + dragRight.dragRightItem = this; - Node.prototype._resizeCircle = function (ctx) { - if (!this.width) { - var margin = 5; - var textSize = this.getTextSize(ctx); - var diameter = Math.max(textSize.width, textSize.height) + 2 * margin; - this.options.radius = diameter / 2; - - this.width = diameter; - this.height = diameter; + // TODO: this should be redundant? + Hammer(dragRight, { + preventDefault: true + }).on('drag', function () { + //console.log('drag right') + }); - // scaling used for clustering - // this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeWidthFactor; - // this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeHeightFactor; - this.options.radius += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeRadiusFactor; - this.growthIndicator = this.options.radius- 0.5*diameter; + this.dom.box.appendChild(dragRight); + this.dom.dragRight = dragRight; + } + else if (!this.selected && this.dom.dragRight) { + // delete drag area + if (this.dom.dragRight.parentNode) { + this.dom.dragRight.parentNode.removeChild(this.dom.dragRight); + } + this.dom.dragRight = null; } }; - Node.prototype._drawCircle = function (ctx) { - this._resizeCircle(ctx); - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; + module.exports = ItemRange; - var clusterLineWidth = 2.5; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - ctx.strokeStyle = this.selected ? this.options.color.highlight.border : this.hover ? this.options.color.hover.border : this.options.color.border; +/***/ }, +/* 33 */ +/***/ function(module, exports, __webpack_require__) { - // draw the outer border - if (this.clusterSize > 1) { - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + var Hammer = __webpack_require__(18); - ctx.circle(this.x, this.y, this.options.radius+2*ctx.lineWidth); - ctx.stroke(); - } - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + /** + * @constructor Item + * @param {Object} data Object containing (optional) parameters type, + * start, end, content, group, className. + * @param {{toScreen: function, toTime: function}} conversion + * Conversion functions from time to screen and vice versa + * @param {Object} options Configuration options + * // TODO: describe available options + */ + function Item (data, conversion, options) { + this.id = null; + this.parent = null; + this.data = data; + this.dom = null; + this.conversion = conversion || {}; + this.options = options || {}; - ctx.fillStyle = this.selected ? this.options.color.highlight.background : this.hover ? this.options.color.hover.background : this.options.color.background; - ctx.circle(this.x, this.y, this.options.radius); - ctx.fill(); - ctx.stroke(); + this.selected = false; + this.displayed = false; + this.dirty = true; - this._label(ctx, this.label, this.x, this.y); + this.top = null; + this.left = null; + this.width = null; + this.height = null; + } + + /** + * Select current item + */ + Item.prototype.select = function() { + this.selected = true; + if (this.displayed) this.redraw(); }; - Node.prototype._resizeEllipse = function (ctx) { - if (!this.width) { - var textSize = this.getTextSize(ctx); + /** + * Unselect current item + */ + Item.prototype.unselect = function() { + this.selected = false; + if (this.displayed) this.redraw(); + }; - this.width = textSize.width * 1.5; - this.height = textSize.height * 2; - if (this.width < this.height) { - this.width = this.height; + /** + * Set a parent for the item + * @param {ItemSet | Group} parent + */ + Item.prototype.setParent = function(parent) { + if (this.displayed) { + this.hide(); + this.parent = parent; + if (this.parent) { + this.show(); } - var defaultSize = this.width; - - // scaling used for clustering - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor; - this.options.radius += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeRadiusFactor; - this.growthIndicator = this.width - defaultSize; } - }; - - Node.prototype._drawEllipse = function (ctx) { - this._resizeEllipse(ctx); - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; - - var clusterLineWidth = 2.5; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - - ctx.strokeStyle = this.selected ? this.options.color.highlight.border : this.hover ? this.options.color.hover.border : this.options.color.border; - - // draw the outer border - if (this.clusterSize > 1) { - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); - - ctx.ellipse(this.left-2*ctx.lineWidth, this.top-2*ctx.lineWidth, this.width+4*ctx.lineWidth, this.height+4*ctx.lineWidth); - ctx.stroke(); + else { + this.parent = parent; } - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); - - ctx.fillStyle = this.selected ? this.options.color.highlight.background : this.hover ? this.options.color.hover.background : this.options.color.background; + }; - ctx.ellipse(this.left, this.top, this.width, this.height); - ctx.fill(); - ctx.stroke(); - this._label(ctx, this.label, this.x, this.y); + /** + * Check whether this item is visible inside given range + * @returns {{start: Number, end: Number}} range with a timestamp for start and end + * @returns {boolean} True if visible + */ + Item.prototype.isVisible = function(range) { + // Should be implemented by Item implementations + return false; }; - Node.prototype._drawDot = function (ctx) { - this._drawShape(ctx, 'circle'); + /** + * Show the Item in the DOM (when not already visible) + * @return {Boolean} changed + */ + Item.prototype.show = function() { + return false; }; - Node.prototype._drawTriangle = function (ctx) { - this._drawShape(ctx, 'triangle'); + /** + * Hide the Item from the DOM (when visible) + * @return {Boolean} changed + */ + Item.prototype.hide = function() { + return false; }; - Node.prototype._drawTriangleDown = function (ctx) { - this._drawShape(ctx, 'triangleDown'); + /** + * Repaint the item + */ + Item.prototype.redraw = function() { + // should be implemented by the item }; - Node.prototype._drawSquare = function (ctx) { - this._drawShape(ctx, 'square'); + /** + * Reposition the Item horizontally + */ + Item.prototype.repositionX = function() { + // should be implemented by the item }; - Node.prototype._drawStar = function (ctx) { - this._drawShape(ctx, 'star'); + /** + * Reposition the Item vertically + */ + Item.prototype.repositionY = function() { + // should be implemented by the item }; - Node.prototype._resizeShape = function (ctx) { - if (!this.width) { - this.options.radius= this.baseRadiusValue; - var size = 2 * this.options.radius; - this.width = size; - this.height = size; + /** + * Repaint a delete button on the top right of the item when the item is selected + * @param {HTMLElement} anchor + * @protected + */ + Item.prototype._repaintDeleteButton = function (anchor) { + if (this.selected && this.options.editable.remove && !this.dom.deleteButton) { + // create and show button + var me = this; - // scaling used for clustering - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor; - this.options.radius+= Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * 0.5 * this.clusterSizeRadiusFactor; - this.growthIndicator = this.width - size; + var deleteButton = document.createElement('div'); + deleteButton.className = 'delete'; + deleteButton.title = 'Delete this item'; + + Hammer(deleteButton, { + preventDefault: true + }).on('tap', function (event) { + me.parent.removeFromDataSet(me); + event.stopPropagation(); + }); + + anchor.appendChild(deleteButton); + this.dom.deleteButton = deleteButton; + } + else if (!this.selected && this.dom.deleteButton) { + // remove button + if (this.dom.deleteButton.parentNode) { + this.dom.deleteButton.parentNode.removeChild(this.dom.deleteButton); + } + this.dom.deleteButton = null; } }; - Node.prototype._drawShape = function (ctx, shape) { - this._resizeShape(ctx); + module.exports = Item; - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; - var clusterLineWidth = 2.5; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - var radiusMultiplier = 2; +/***/ }, +/* 34 */ +/***/ function(module, exports, __webpack_require__) { - // choose draw method depending on the shape - switch (shape) { - case 'dot': radiusMultiplier = 2; break; - case 'square': radiusMultiplier = 2; break; - case 'triangle': radiusMultiplier = 3; break; - case 'triangleDown': radiusMultiplier = 3; break; - case 'star': radiusMultiplier = 4; break; - } + var Item = __webpack_require__(33); - ctx.strokeStyle = this.selected ? this.options.color.highlight.border : this.hover ? this.options.color.hover.border : this.options.color.border; - // draw the outer border - if (this.clusterSize > 1) { - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); + /** + * @constructor ItemBox + * @extends Item + * @param {Object} data Object containing parameters start + * content, className. + * @param {{toScreen: function, toTime: function}} conversion + * Conversion functions from time to screen and vice versa + * @param {Object} [options] Configuration options + * // TODO: describe available options + */ + function ItemBox (data, conversion, options) { + this.props = { + dot: { + width: 0, + height: 0 + }, + line: { + width: 0, + height: 0 + } + }; - ctx[shape](this.x, this.y, this.options.radius+ radiusMultiplier * ctx.lineWidth); - ctx.stroke(); + // validate data + if (data) { + if (data.start == undefined) { + throw new Error('Property "start" missing in item ' + data); + } } - ctx.lineWidth = (this.selected ? selectionLineWidth : borderWidth) + ((this.clusterSize > 1) ? clusterLineWidth : 0.0); - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width,ctx.lineWidth); - ctx.fillStyle = this.selected ? this.options.color.highlight.background : this.hover ? this.options.color.hover.background : this.options.color.background; - ctx[shape](this.x, this.y, this.options.radius); - ctx.fill(); - ctx.stroke(); + Item.call(this, data, conversion, options); + } - if (this.label) { - this._label(ctx, this.label, this.x, this.y + this.height / 2, undefined, 'top',true); - } + ItemBox.prototype = new Item (null, null, null); + + /** + * Check whether this item is visible inside given range + * @returns {{start: Number, end: Number}} range with a timestamp for start and end + * @returns {boolean} True if visible + */ + ItemBox.prototype.isVisible = function(range) { + // determine visibility + // TODO: account for the real width of the item. Right now we just add 1/4 to the window + var interval = (range.end - range.start) / 4; + return (this.data.start > range.start - interval) && (this.data.start < range.end + interval); }; - Node.prototype._resizeText = function (ctx) { - if (!this.width) { - var margin = 5; - var textSize = this.getTextSize(ctx); - this.width = textSize.width + 2 * margin; - this.height = textSize.height + 2 * margin; + /** + * Repaint the item + */ + ItemBox.prototype.redraw = function() { + var dom = this.dom; + if (!dom) { + // create DOM + this.dom = {}; + dom = this.dom; - // scaling used for clustering - this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor; - this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor; - this.options.radius+= Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeRadiusFactor; - this.growthIndicator = this.width - (textSize.width + 2 * margin); - } - }; + // create main box + dom.box = document.createElement('DIV'); - Node.prototype._drawText = function (ctx) { - this._resizeText(ctx); - this.left = this.x - this.width / 2; - this.top = this.y - this.height / 2; + // contents box (inside the background box). used for making margins + dom.content = document.createElement('DIV'); + dom.content.className = 'content'; + dom.box.appendChild(dom.content); - this._label(ctx, this.label, this.x, this.y); - }; + // line to axis + dom.line = document.createElement('DIV'); + dom.line.className = 'line'; + // dot on axis + dom.dot = document.createElement('DIV'); + dom.dot.className = 'dot'; - Node.prototype._label = function (ctx, text, x, y, align, baseline, labelUnderNode) { - if (text && Number(this.options.fontSize) * this.networkScale > this.fontDrawThreshold) { - ctx.font = (this.selected ? "bold " : "") + this.options.fontSize + "px " + this.options.fontFace; - ctx.fillStyle = this.options.fontColor || "black"; - ctx.textAlign = align || "center"; - ctx.textBaseline = baseline || "middle"; + // attach this item as attribute + dom.box['timeline-item'] = this; + } - var lines = text.split('\n'); - var lineCount = lines.length; - var fontSize = (Number(this.options.fontSize) + 4); - var yLine = y + (1 - lineCount) / 2 * fontSize; - if (labelUnderNode == true) { - yLine = y + (1 - lineCount) / (2 * fontSize); - } + // append DOM to parent DOM + if (!this.parent) { + throw new Error('Cannot redraw item: no parent attached'); + } + if (!dom.box.parentNode) { + var foreground = this.parent.dom.foreground; + if (!foreground) throw new Error('Cannot redraw time axis: parent has no foreground container element'); + foreground.appendChild(dom.box); + } + if (!dom.line.parentNode) { + var background = this.parent.dom.background; + if (!background) throw new Error('Cannot redraw time axis: parent has no background container element'); + background.appendChild(dom.line); + } + if (!dom.dot.parentNode) { + var axis = this.parent.dom.axis; + if (!background) throw new Error('Cannot redraw time axis: parent has no axis container element'); + axis.appendChild(dom.dot); + } + this.displayed = true; - for (var i = 0; i < lineCount; i++) { - ctx.fillText(lines[i], x, yLine); - yLine += fontSize; + // update contents + if (this.data.content != this.content) { + this.content = this.data.content; + if (this.content instanceof Element) { + dom.content.innerHTML = ''; + dom.content.appendChild(this.content); + } + else if (this.data.content != undefined) { + dom.content.innerHTML = this.content; + } + else { + throw new Error('Property "content" missing in item ' + this.data.id); } + + this.dirty = true; } - }; + // update title + if (this.data.title != this.title) { + dom.box.title = this.data.title; + this.title = this.data.title; + } - Node.prototype.getTextSize = function(ctx) { - if (this.label !== undefined) { - ctx.font = (this.selected ? "bold " : "") + this.options.fontSize + "px " + this.options.fontFace; + // update class + var className = (this.data.className? ' ' + this.data.className : '') + + (this.selected ? ' selected' : ''); + if (this.className != className) { + this.className = className; + dom.box.className = 'item box' + className; + dom.line.className = 'item line' + className; + dom.dot.className = 'item dot' + className; - var lines = this.label.split('\n'), - height = (Number(this.options.fontSize) + 4) * lines.length, - width = 0; + this.dirty = true; + } - for (var i = 0, iMax = lines.length; i < iMax; i++) { - width = Math.max(width, ctx.measureText(lines[i]).width); - } + // recalculate size + if (this.dirty) { + this.props.dot.height = dom.dot.offsetHeight; + this.props.dot.width = dom.dot.offsetWidth; + this.props.line.width = dom.line.offsetWidth; + this.width = dom.box.offsetWidth; + this.height = dom.box.offsetHeight; - return {"width": width, "height": height}; - } - else { - return {"width": 0, "height": 0}; + this.dirty = false; } + + this._repaintDeleteButton(dom.box); }; /** - * this is used to determine if a node is visible at all. this is used to determine when it needs to be drawn. - * there is a safety margin of 0.3 * width; - * - * @returns {boolean} + * Show the item in the DOM (when not already displayed). The items DOM will + * be created when needed. */ - Node.prototype.inArea = function() { - if (this.width !== undefined) { - return (this.x + this.width *this.networkScaleInv >= this.canvasTopLeft.x && - this.x - this.width *this.networkScaleInv < this.canvasBottomRight.x && - this.y + this.height*this.networkScaleInv >= this.canvasTopLeft.y && - this.y - this.height*this.networkScaleInv < this.canvasBottomRight.y); - } - else { - return true; + ItemBox.prototype.show = function() { + if (!this.displayed) { + this.redraw(); } }; /** - * checks if the core of the node is in the display area, this is used for opening clusters around zoom - * @returns {boolean} + * Hide the item from the DOM (when visible) */ - Node.prototype.inView = function() { - return (this.x >= this.canvasTopLeft.x && - this.x < this.canvasBottomRight.x && - this.y >= this.canvasTopLeft.y && - this.y < this.canvasBottomRight.y); + ItemBox.prototype.hide = function() { + if (this.displayed) { + var dom = this.dom; + + if (dom.box.parentNode) dom.box.parentNode.removeChild(dom.box); + if (dom.line.parentNode) dom.line.parentNode.removeChild(dom.line); + if (dom.dot.parentNode) dom.dot.parentNode.removeChild(dom.dot); + + this.top = null; + this.left = null; + + this.displayed = false; + } }; /** - * This allows the zoom level of the network to influence the rendering - * We store the inverted scale and the coordinates of the top left, and bottom right points of the canvas - * - * @param scale - * @param canvasTopLeft - * @param canvasBottomRight + * Reposition the item horizontally + * @Override */ - Node.prototype.setScaleAndPos = function(scale,canvasTopLeft,canvasBottomRight) { - this.networkScaleInv = 1.0/scale; - this.networkScale = scale; - this.canvasTopLeft = canvasTopLeft; - this.canvasBottomRight = canvasBottomRight; - }; + ItemBox.prototype.repositionX = function() { + var start = this.conversion.toScreen(this.data.start), + align = this.options.align, + left, + box = this.dom.box, + line = this.dom.line, + dot = this.dom.dot; + // calculate left position of the box + if (align == 'right') { + this.left = start - this.width; + } + else if (align == 'left') { + this.left = start; + } + else { + // default or 'center' + this.left = start - this.width / 2; + } - /** - * This allows the zoom level of the network to influence the rendering - * - * @param scale - */ - Node.prototype.setScale = function(scale) { - this.networkScaleInv = 1.0/scale; - this.networkScale = scale; - }; + // reposition box + box.style.left = this.left + 'px'; + // reposition line + line.style.left = (start - this.props.line.width / 2) + 'px'; + // reposition dot + dot.style.left = (start - this.props.dot.width / 2) + 'px'; + }; /** - * set the velocity at 0. Is called when this node is contained in another during clustering + * Reposition the item vertically + * @Override */ - Node.prototype.clearVelocity = function() { - this.vx = 0; - this.vy = 0; - }; + ItemBox.prototype.repositionY = function() { + var orientation = this.options.orientation, + box = this.dom.box, + line = this.dom.line, + dot = this.dom.dot; + if (orientation == 'top') { + box.style.top = (this.top || 0) + 'px'; - /** - * Basic preservation of (kinectic) energy - * - * @param massBeforeClustering - */ - Node.prototype.updateVelocity = function(massBeforeClustering) { - var energyBefore = this.vx * this.vx * massBeforeClustering; - //this.vx = (this.vx < 0) ? -Math.sqrt(energyBefore/this.options.mass) : Math.sqrt(energyBefore/this.options.mass); - this.vx = Math.sqrt(energyBefore/this.options.mass); - energyBefore = this.vy * this.vy * massBeforeClustering; - //this.vy = (this.vy < 0) ? -Math.sqrt(energyBefore/this.options.mass) : Math.sqrt(energyBefore/this.options.mass); - this.vy = Math.sqrt(energyBefore/this.options.mass); + line.style.top = '0'; + line.style.height = (this.parent.top + this.top + 1) + 'px'; + line