From e9d6c9897abcc56bb54d6498a7ff27dba2d67700 Mon Sep 17 00:00:00 2001 From: Alex de Mulder Date: Tue, 13 Jan 2015 16:22:06 +0100 Subject: [PATCH] - Added byUser flag to options of the rangechange and rangechanged event. --- HISTORY.md | 4 + dist/vis.js | 16734 ++++++++++++++++++++-------------------- docs/timeline.html | 6 +- lib/timeline/Range.js | 22 +- 4 files changed, 8392 insertions(+), 8374 deletions(-) diff --git a/HISTORY.md b/HISTORY.md index 9f21f4c1..aba49e80 100644 --- a/HISTORY.md +++ b/HISTORY.md @@ -13,6 +13,10 @@ http://visjs.org - Improved drawing of arrowheads on smooth curves. #349 - Caught case where click originated on external DOM element and drag progressed to vis. +### Timeline + +- Added byUser flag to options of the rangechange and rangechanged event. + ## 20145-01-09, version 3.8.0 ### General diff --git a/dist/vis.js b/dist/vis.js index 8fc6d655..bfd7c622 100644 --- a/dist/vis.js +++ b/dist/vis.js @@ -103,47 +103,47 @@ return /******/ (function(modules) { // webpackBootstrap // Timeline exports.Timeline = __webpack_require__(18); - exports.Graph2d = __webpack_require__(42); + exports.Graph2d = __webpack_require__(41); exports.timeline = { - DateUtil: __webpack_require__(24), - DataStep: __webpack_require__(45), + DateUtil: __webpack_require__(35), + DataStep: __webpack_require__(44), Range: __webpack_require__(21), - stack: __webpack_require__(28), - TimeStep: __webpack_require__(38), + stack: __webpack_require__(26), + TimeStep: __webpack_require__(37), components: { items: { - Item: __webpack_require__(30), - BackgroundItem: __webpack_require__(34), - BoxItem: __webpack_require__(32), - PointItem: __webpack_require__(33), - RangeItem: __webpack_require__(29) + Item: __webpack_require__(28), + BackgroundItem: __webpack_require__(32), + BoxItem: __webpack_require__(30), + PointItem: __webpack_require__(31), + RangeItem: __webpack_require__(27) }, - Component: __webpack_require__(23), - CurrentTime: __webpack_require__(39), - CustomTime: __webpack_require__(41), - DataAxis: __webpack_require__(44), - GraphGroup: __webpack_require__(46), - Group: __webpack_require__(27), - BackgroundGroup: __webpack_require__(31), - ItemSet: __webpack_require__(26), - Legend: __webpack_require__(50), - LineGraph: __webpack_require__(43), - TimeAxis: __webpack_require__(37) + Component: __webpack_require__(24), + CurrentTime: __webpack_require__(38), + CustomTime: __webpack_require__(40), + DataAxis: __webpack_require__(43), + GraphGroup: __webpack_require__(45), + Group: __webpack_require__(25), + BackgroundGroup: __webpack_require__(29), + ItemSet: __webpack_require__(23), + Legend: __webpack_require__(49), + LineGraph: __webpack_require__(42), + TimeAxis: __webpack_require__(36) } }; // Network - exports.Network = __webpack_require__(51); + exports.Network = __webpack_require__(50); exports.network = { - Edge: __webpack_require__(52), + Edge: __webpack_require__(57), Groups: __webpack_require__(54), Images: __webpack_require__(55), - Node: __webpack_require__(53), - Popup: __webpack_require__(56), - dotparser: __webpack_require__(57), - gephiParser: __webpack_require__(58) + Node: __webpack_require__(56), + Popup: __webpack_require__(58), + dotparser: __webpack_require__(52), + gephiParser: __webpack_require__(53) }; // Deprecated since v3.0.0 @@ -9653,11 +9653,11 @@ return /******/ (function(modules) { // webpackBootstrap var DataSet = __webpack_require__(7); var DataView = __webpack_require__(9); var Range = __webpack_require__(21); - var Core = __webpack_require__(25); - var TimeAxis = __webpack_require__(37); - var CurrentTime = __webpack_require__(39); - var CustomTime = __webpack_require__(41); - var ItemSet = __webpack_require__(26); + var Core = __webpack_require__(22); + var TimeAxis = __webpack_require__(36); + var CurrentTime = __webpack_require__(38); + var CustomTime = __webpack_require__(40); + var ItemSet = __webpack_require__(23); /** * Create a timeline visualization @@ -12151,10 +12151,10 @@ return /******/ (function(modules) { // webpackBootstrap /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var hammerUtil = __webpack_require__(22); + var hammerUtil = __webpack_require__(51); var moment = __webpack_require__(2); - var Component = __webpack_require__(23); - var DateUtil = __webpack_require__(24); + var Component = __webpack_require__(24); + var DateUtil = __webpack_require__(35); /** * @constructor Range @@ -12264,9 +12264,13 @@ return /******/ (function(modules) { // webpackBootstrap * If animate is a number, the * number is taken as duration * Default duration is 500 ms. + * @param {Boolean} [byUser=false] * */ - Range.prototype.setRange = function(start, end, animate) { + Range.prototype.setRange = function(start, end, animate, byUser) { + if (byUser !== true) { + byUser = false; + } var _start = start != undefined ? util.convert(start, 'Date').valueOf() : null; var _end = end != undefined ? util.convert(end, 'Date').valueOf() : null; this._cancelAnimation(); @@ -12291,12 +12295,12 @@ return /******/ (function(modules) { // webpackBootstrap DateUtil.updateHiddenDates(me.body, me.options.hiddenDates); anyChanged = anyChanged || changed; if (changed) { - me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end)}); + me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end), byUser:byUser}); } if (done) { if (anyChanged) { - me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end)}); + me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end), byUser:byUser}); } } else { @@ -12313,7 +12317,7 @@ return /******/ (function(modules) { // webpackBootstrap var changed = this._applyRange(_start, _end); DateUtil.updateHiddenDates(this.body, this.options.hiddenDates); if (changed) { - var params = {start: new Date(this.start), end: new Date(this.end)}; + var params = {start: new Date(this.start), end: new Date(this.end), byUser:byUser}; this.body.emitter.emit('rangechange', params); this.body.emitter.emit('rangechanged', params); } @@ -12564,7 +12568,8 @@ return /******/ (function(modules) { // webpackBootstrap // fire a rangechange event this.body.emitter.emit('rangechange', { start: new Date(this.start), - end: new Date(this.end) + end: new Date(this.end), + byUser: true }); }; @@ -12589,7 +12594,8 @@ return /******/ (function(modules) { // webpackBootstrap // fire a rangechanged event this.body.emitter.emit('rangechanged', { start: new Date(this.start), - end: new Date(this.end) + end: new Date(this.end), + byUser: true }); }; @@ -12704,7 +12710,7 @@ return /******/ (function(modules) { // webpackBootstrap newEnd = safeEnd; } - this.setRange(newStart, newEnd); + this.setRange(newStart, newEnd, false, true); this.startToFront = false; // revert to default this.endToFront = true; // revert to default @@ -12781,7 +12787,7 @@ return /******/ (function(modules) { // webpackBootstrap newEnd = safeEnd; } - this.setRange(newStart, newEnd); + this.setRange(newStart, newEnd, false, true); this.startToFront = false; // revert to default this.endToFront = true; // revert to default @@ -12832,2990 +12838,2486 @@ return /******/ (function(modules) { // webpackBootstrap /* 22 */ /***/ function(module, exports, __webpack_require__) { + var Emitter = __webpack_require__(11); var Hammer = __webpack_require__(19); + var util = __webpack_require__(1); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(9); + var Range = __webpack_require__(21); + var ItemSet = __webpack_require__(23); + var Activator = __webpack_require__(33); + var DateUtil = __webpack_require__(35); /** - * Fake a hammer.js gesture. Event can be a ScrollEvent or MouseMoveEvent - * @param {Element} element - * @param {Event} event + * 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 */ - 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; - }; - + function Core () {} -/***/ }, -/* 23 */ -/***/ function(module, exports, __webpack_require__) { + // turn Core into an event emitter + Emitter(Core.prototype); /** - * Prototype for visual components - * @param {{dom: Object, domProps: Object, emitter: Emitter, range: Range}} [body] - * @param {Object} [options] + * 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 */ - function Component (body, options) { - this.options = null; - this.props = null; - } + Core.prototype._create = function (container) { + this.dom = {}; - /** - * 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); - } - }; + 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'); - /** - * Repaint the component - * @return {boolean} Returns true if the component is resized - */ - Component.prototype.redraw = function() { - // should be implemented by the component - return false; - }; + 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'; - /** - * Destroy the component. Cleanup DOM and event listeners - */ - Component.prototype.destroy = function() { - // should be implemented by the component - }; + 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); - /** - * 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.dom.centerContainer.appendChild(this.dom.center); + this.dom.leftContainer.appendChild(this.dom.left); + this.dom.rightContainer.appendChild(this.dom.right); - this.props._previousWidth = this.props.width; - this.props._previousHeight = this.props.height; + 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); - return resized; - }; + this.on('rangechange', 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)); - module.exports = Component; + var me = this; + this.on('change', function (properties) { + if (properties && properties.queue == true) { + // redraw once on next tick + if (!me._redrawTimer) { + me._redrawTimer = setTimeout(function () { + me._redrawTimer = null; + me.redraw(); + }, 0) + } + } + else { + // redraw immediately + me.redraw(); + } + }); + // create event listeners for all interesting events, these events will be + // emitted via emitter + this.hammer = Hammer(this.dom.root, { + preventDefault: true + }); + this.listeners = {}; -/***/ }, -/* 24 */ -/***/ function(module, exports, __webpack_require__) { + 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; + }); - /** - * Created by Alex on 10/3/2014. - */ - var moment = __webpack_require__(2); + // 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 + this.redrawCount = 0; - /** - * used in Core to convert the options into a volatile variable - * - * @param Core - */ - exports.convertHiddenOptions = function(body, hiddenDates) { - body.hiddenDates = []; - if (hiddenDates) { - if (Array.isArray(hiddenDates) == true) { - for (var i = 0; i < hiddenDates.length; i++) { - if (hiddenDates[i].repeat === undefined) { - var dateItem = {}; - dateItem.start = moment(hiddenDates[i].start).toDate().valueOf(); - dateItem.end = moment(hiddenDates[i].end).toDate().valueOf(); - body.hiddenDates.push(dateItem); - } - } - body.hiddenDates.sort(function (a, b) { - return a.start - b.start; - }); // sort by start time - } - } + // attach the root panel to the provided container + if (!container) throw new Error('No container provided'); + container.appendChild(this.dom.root); }; - /** - * create new entrees for the repeating hidden dates - * @param body - * @param hiddenDates - */ - exports.updateHiddenDates = function (body, hiddenDates) { - if (hiddenDates && body.domProps.centerContainer.width !== undefined) { - exports.convertHiddenOptions(body, hiddenDates); - - var start = moment(body.range.start); - var end = moment(body.range.end); - - var totalRange = (body.range.end - body.range.start); - var pixelTime = totalRange / body.domProps.centerContainer.width; - - for (var i = 0; i < hiddenDates.length; i++) { - if (hiddenDates[i].repeat !== undefined) { - var startDate = moment(hiddenDates[i].start); - var endDate = moment(hiddenDates[i].end); + * 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 + */ + Core.prototype.setOptions = function (options) { + if (options) { + // copy the known options + var fields = ['width', 'height', 'minHeight', 'maxHeight', 'autoResize', 'start', 'end', 'orientation', 'clickToUse', 'dataAttributes', 'hiddenDates']; + util.selectiveExtend(fields, this.options, options); - if (startDate._d == "Invalid Date") { - throw new Error("Supplied start date is not valid: " + hiddenDates[i].start); + if ('hiddenDates' in this.options) { + DateUtil.convertHiddenOptions(this.body, this.options.hiddenDates); + } + + if ('clickToUse' in options) { + if (options.clickToUse) { + if (!this.activator) { + this.activator = new Activator(this.dom.root); } - if (endDate._d == "Invalid Date") { - throw new Error("Supplied end date is not valid: " + hiddenDates[i].end); + } + else { + if (this.activator) { + this.activator.destroy(); + delete this.activator; } + } + } - var duration = endDate - startDate; - if (duration >= 4 * pixelTime) { + // enable/disable autoResize + this._initAutoResize(); + } - var offset = 0; - var runUntil = end.clone(); - switch (hiddenDates[i].repeat) { - case "daily": // case of time - if (startDate.day() != endDate.day()) { - offset = 1; - } - startDate.dayOfYear(start.dayOfYear()); - startDate.year(start.year()); - startDate.subtract(7,'days'); + // propagate options to all components + this.components.forEach(function (component) { + component.setOptions(options); + }); - endDate.dayOfYear(start.dayOfYear()); - endDate.year(start.year()); - endDate.subtract(7 - offset,'days'); + // 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.'); + } - runUntil.add(1, 'weeks'); - break; - case "weekly": - var dayOffset = endDate.diff(startDate,'days') - var day = startDate.day(); + // redraw everything + this.redraw(); + }; - // set the start date to the range.start - startDate.date(start.date()); - startDate.month(start.month()); - startDate.year(start.year()); - endDate = startDate.clone(); + /** + * Returns true when the Timeline is active. + * @returns {boolean} + */ + Core.prototype.isActive = function () { + return !this.activator || this.activator.active; + }; - // force - startDate.day(day); - endDate.day(day); - endDate.add(dayOffset,'days'); + /** + * Destroy the Core, clean up all DOM elements and event listeners. + */ + Core.prototype.destroy = function () { + // unbind datasets + this.clear(); - startDate.subtract(1,'weeks'); - endDate.subtract(1,'weeks'); + // remove all event listeners + this.off(); - runUntil.add(1, 'weeks'); - break - case "monthly": - if (startDate.month() != endDate.month()) { - offset = 1; - } - startDate.month(start.month()); - startDate.year(start.year()); - startDate.subtract(1,'months'); + // stop checking for changed size + this._stopAutoResize(); - endDate.month(start.month()); - endDate.year(start.year()); - endDate.subtract(1,'months'); - endDate.add(offset,'months'); + // remove from DOM + if (this.dom.root.parentNode) { + this.dom.root.parentNode.removeChild(this.dom.root); + } + this.dom = null; - runUntil.add(1, 'months'); - break; - case "yearly": - if (startDate.year() != endDate.year()) { - offset = 1; - } - startDate.year(start.year()); - startDate.subtract(1,'years'); - endDate.year(start.year()); - endDate.subtract(1,'years'); - endDate.add(offset,'years'); + // remove Activator + if (this.activator) { + this.activator.destroy(); + delete this.activator; + } - runUntil.add(1, 'years'); - break; - default: - console.log("Wrong repeat format, allowed are: daily, weekly, monthly, yearly. Given:", hiddenDates[i].repeat); - return; - } - while (startDate < runUntil) { - body.hiddenDates.push({start: startDate.valueOf(), end: endDate.valueOf()}); - switch (hiddenDates[i].repeat) { - case "daily": - startDate.add(1, 'days'); - endDate.add(1, 'days'); - break; - case "weekly": - startDate.add(1, 'weeks'); - endDate.add(1, 'weeks'); - break - case "monthly": - startDate.add(1, 'months'); - endDate.add(1, 'months'); - break; - case "yearly": - startDate.add(1, 'y'); - endDate.add(1, 'y'); - break; - default: - console.log("Wrong repeat format, allowed are: daily, weekly, monthly, yearly. Given:", hiddenDates[i].repeat); - return; - } - } - body.hiddenDates.push({start: startDate.valueOf(), end: endDate.valueOf()}); - } - } - } - // remove duplicates, merge where possible - exports.removeDuplicates(body); - // ensure the new positions are not on hidden dates - var startHidden = exports.isHidden(body.range.start, body.hiddenDates); - var endHidden = exports.isHidden(body.range.end,body.hiddenDates); - var rangeStart = body.range.start; - var rangeEnd = body.range.end; - if (startHidden.hidden == true) {rangeStart = body.range.startToFront == true ? startHidden.startDate - 1 : startHidden.endDate + 1;} - if (endHidden.hidden == true) {rangeEnd = body.range.endToFront == true ? endHidden.startDate - 1 : endHidden.endDate + 1;} - if (startHidden.hidden == true || endHidden.hidden == true) { - body.range._applyRange(rangeStart, rangeEnd); + // 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; - } + // give all components the opportunity to cleanup + this.components.forEach(function (component) { + component.destroy(); + }); + + this.body = null; + }; /** - * remove duplicates from the hidden dates list. Duplicates are evil. They mess everything up. - * Scales with N^2 - * @param body + * Set a custom time bar + * @param {Date} time */ - exports.removeDuplicates = function(body) { - var hiddenDates = body.hiddenDates; - var safeDates = []; - for (var i = 0; i < hiddenDates.length; i++) { - for (var j = 0; j < hiddenDates.length; j++) { - if (i != j && hiddenDates[j].remove != true && hiddenDates[i].remove != true) { - // j inside i - if (hiddenDates[j].start >= hiddenDates[i].start && hiddenDates[j].end <= hiddenDates[i].end) { - hiddenDates[j].remove = true; - } - // j start inside i - else if (hiddenDates[j].start >= hiddenDates[i].start && hiddenDates[j].start <= hiddenDates[i].end) { - hiddenDates[i].end = hiddenDates[j].end; - hiddenDates[j].remove = true; - } - // j end inside i - else if (hiddenDates[j].end >= hiddenDates[i].start && hiddenDates[j].end <= hiddenDates[i].end) { - hiddenDates[i].start = hiddenDates[j].start; - hiddenDates[j].remove = true; - } - } - } - } - - for (var i = 0; i < hiddenDates.length; i++) { - if (hiddenDates[i].remove !== true) { - safeDates.push(hiddenDates[i]); - } + Core.prototype.setCustomTime = function (time) { + if (!this.customTime) { + throw new Error('Cannot get custom time: Custom time bar is not enabled'); } - body.hiddenDates = safeDates; - body.hiddenDates.sort(function (a, b) { - return a.start - b.start; - }); // sort by start time - } - - exports.printDates = function(dates) { - for (var i =0; i < dates.length; i++) { - console.log(i, new Date(dates[i].start),new Date(dates[i].end), dates[i].start, dates[i].end, dates[i].remove); - } - } + this.customTime.setCustomTime(time); + }; /** - * Used in TimeStep to avoid the hidden times. - * @param timeStep - * @param previousTime + * Retrieve the current custom time. + * @return {Date} customTime */ - exports.stepOverHiddenDates = function(timeStep, previousTime) { - var stepInHidden = false; - var currentValue = timeStep.current.valueOf(); - for (var i = 0; i < timeStep.hiddenDates.length; i++) { - var startDate = timeStep.hiddenDates[i].start; - var endDate = timeStep.hiddenDates[i].end; - if (currentValue >= startDate && currentValue < endDate) { - stepInHidden = true; - break; - } + Core.prototype.getCustomTime = function() { + if (!this.customTime) { + throw new Error('Cannot get custom time: Custom time bar is not enabled'); } - if (stepInHidden == true && currentValue < timeStep._end.valueOf() && currentValue != previousTime) { - var prevValue = moment(previousTime); - var newValue = moment(endDate); - //check if the next step should be major - if (prevValue.year() != newValue.year()) {timeStep.switchedYear = true;} - else if (prevValue.month() != newValue.month()) {timeStep.switchedMonth = true;} - else if (prevValue.dayOfYear() != newValue.dayOfYear()) {timeStep.switchedDay = true;} + return this.customTime.getCustomTime(); + }; - timeStep.current = newValue.toDate(); - } + + /** + * Get the id's of the currently visible items. + * @returns {Array} The ids of the visible items + */ + Core.prototype.getVisibleItems = function() { + return this.itemSet && this.itemSet.getVisibleItems() || []; }; - ///** - // * Used in TimeStep to avoid the hidden times. - // * @param timeStep - // * @param previousTime - // */ - //exports.checkFirstStep = function(timeStep) { - // var stepInHidden = false; - // var currentValue = timeStep.current.valueOf(); - // for (var i = 0; i < timeStep.hiddenDates.length; i++) { - // var startDate = timeStep.hiddenDates[i].start; - // var endDate = timeStep.hiddenDates[i].end; - // if (currentValue >= startDate && currentValue < endDate) { - // stepInHidden = true; - // break; - // } - // } - // - // if (stepInHidden == true && currentValue <= timeStep._end.valueOf()) { - // var newValue = moment(endDate); - // timeStep.current = newValue.toDate(); - // } - //}; /** - * replaces the Core toScreen methods - * @param Core - * @param time - * @param width - * @returns {number} + * Clear the Core. By Default, items, groups and options are cleared. + * Example usage: + * + * 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} */ - exports.toScreen = function(Core, time, width) { - if (Core.body.hiddenDates.length == 0) { - var conversion = Core.range.conversion(width); - return (time.valueOf() - conversion.offset) * conversion.scale; + Core.prototype.clear = function(what) { + // clear items + if (!what || what.items) { + this.setItems(null); } - else { - var hidden = exports.isHidden(time, Core.body.hiddenDates) - if (hidden.hidden == true) { - time = hidden.startDate; - } - var duration = exports.getHiddenDurationBetween(Core.body.hiddenDates, Core.range.start, Core.range.end); - time = exports.correctTimeForHidden(Core.body.hiddenDates, Core.range, time); + // clear groups + if (!what || what.groups) { + this.setGroups(null); + } - var conversion = Core.range.conversion(width, duration); - return (time.valueOf() - conversion.offset) * conversion.scale; + // clear options of timeline and of each of the components + if (!what || what.options) { + this.components.forEach(function (component) { + component.setOptions(component.defaultOptions); + }); + + this.setOptions(this.defaultOptions); // this will also do a redraw } }; + /** + * 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) { + var range = this._getDataRange(); + + // skip range set if there is no start and end date + if (range.start === null && range.end === null) { + return; + } + + var animate = (options && options.animate !== undefined) ? options.animate : true; + this.range.setRange(range.start, range.end, animate); + }; /** - * Replaces the core toTime methods - * @param body - * @param range - * @param x - * @param width - * @returns {Date} + * Calculate the data range of the items and applies a 5% window around it. + * @returns {{start: Date | null, end: Date | null}} + * @protected */ - exports.toTime = function(Core, x, width) { - if (Core.body.hiddenDates.length == 0) { - var conversion = Core.range.conversion(width); - return new Date(x / conversion.scale + conversion.offset); + Core.prototype._getDataRange = function() { + // 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 + } + start = new Date(start.valueOf() - interval * 0.05); + end = new Date(end.valueOf() + interval * 0.05); } - else { - var hiddenDuration = exports.getHiddenDurationBetween(Core.body.hiddenDates, Core.range.start, Core.range.end); - var totalDuration = Core.range.end - Core.range.start - hiddenDuration; - var partialDuration = totalDuration * x / width; - var accumulatedHiddenDuration = exports.getAccumulatedHiddenDuration(Core.body.hiddenDates, Core.range, partialDuration); - var newTime = new Date(accumulatedHiddenDuration + partialDuration + Core.range.start); - return newTime; + return { + start: start, + end: end } }; - /** - * Support function + * Set the visible window. Both parameters are optional, you can change only + * start or only end. Syntax: * - * @param hiddenDates - * @param range - * @returns {number} + * 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. */ - exports.getHiddenDurationBetween = function(hiddenDates, start, end) { - var duration = 0; - for (var i = 0; i < hiddenDates.length; i++) { - var startDate = hiddenDates[i].start; - var endDate = hiddenDates[i].end; - // if time after the cutout, and the - if (startDate >= start && endDate < end) { - duration += endDate - startDate; - } + 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); } - return duration; }; - /** - * Support function - * @param hiddenDates - * @param range - * @param time - * @returns {{duration: number, time: *, offset: number}} + * 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. */ - exports.correctTimeForHidden = function(hiddenDates, range, time) { - time = moment(time).toDate().valueOf(); - time -= exports.getHiddenDurationBefore(hiddenDates,range,time); - return time; - }; + Core.prototype.moveTo = function(time, options) { + var interval = this.range.end - this.range.start; + var t = util.convert(time, 'Date').valueOf(); - exports.getHiddenDurationBefore = function(hiddenDates, range, time) { - var timeOffset = 0; - time = moment(time).toDate().valueOf(); + var start = t - interval / 2; + var end = t + interval / 2; + var animate = (options && options.animate !== undefined) ? options.animate : true; - for (var i = 0; i < hiddenDates.length; i++) { - var startDate = hiddenDates[i].start; - var endDate = hiddenDates[i].end; - // if time after the cutout, and the - if (startDate >= range.start && endDate < range.end) { - if (time >= endDate) { - timeOffset += (endDate - startDate); - } - } - } - return timeOffset; - } + this.range.setRange(start, end, animate); + }; /** - * sum the duration from start to finish, including the hidden duration, - * until the required amount has been reached, return the accumulated hidden duration - * @param hiddenDates - * @param range - * @param time - * @returns {{duration: number, time: *, offset: number}} + * Get the visible window + * @return {{start: Date, end: Date}} Visible range */ - exports.getAccumulatedHiddenDuration = function(hiddenDates, range, requiredDuration) { - var hiddenDuration = 0; - var duration = 0; - var previousPoint = range.start; - //exports.printDates(hiddenDates) - for (var i = 0; i < hiddenDates.length; i++) { - var startDate = hiddenDates[i].start; - var endDate = hiddenDates[i].end; - // if time after the cutout, and the - if (startDate >= range.start && endDate < range.end) { - duration += startDate - previousPoint; - previousPoint = endDate; - if (duration >= requiredDuration) { - break; - } - else { - hiddenDuration += endDate - startDate; - } - } - } - - return hiddenDuration; + Core.prototype.getWindow = function() { + var range = this.range.getRange(); + return { + start: new Date(range.start), + end: new Date(range.end) + }; }; - - /** - * used to step over to either side of a hidden block. Correction is disabled on tablets, might be set to true - * @param hiddenDates - * @param time - * @param direction - * @param correctionEnabled - * @returns {*} + * Force a redraw of the Core. Can be useful to manually redraw when + * option autoResize=false */ - exports.snapAwayFromHidden = function(hiddenDates, time, direction, correctionEnabled) { - var isHidden = exports.isHidden(time, hiddenDates); - if (isHidden.hidden == true) { - if (direction < 0) { - if (correctionEnabled == true) { - return isHidden.startDate - (isHidden.endDate - time) - 1; - } - else { - return isHidden.startDate - 1; - } - } - else { - if (correctionEnabled == true) { - return isHidden.endDate + (time - isHidden.startDate) + 1; - } - else { - return isHidden.endDate + 1; - } - } + Core.prototype.redraw = function() { + var resized = false; + var options = this.options; + var props = this.props; + var dom = this.dom; + + if (!dom) return; // when destroyed + + DateUtil.updateHiddenDates(this.body, this.options.hiddenDates); + + // update class names + if (options.orientation == 'top') { + util.addClassName(dom.root, 'top'); + util.removeClassName(dom.root, 'bottom'); } else { - return time; + util.removeClassName(dom.root, 'top'); + util.addClassName(dom.root, 'bottom'); } - } - + // 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, ''); - /** - * Check if a time is hidden - * - * @param time - * @param hiddenDates - * @returns {{hidden: boolean, startDate: Window.start, endDate: *}} - */ - exports.isHidden = function(time, hiddenDates) { - for (var i = 0; i < hiddenDates.length; i++) { - var startDate = hiddenDates[i].start; - var endDate = hiddenDates[i].end; + // 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 (time >= startDate && time < endDate) { // if the start is entering a hidden zone - return {hidden: true, startDate: startDate, endDate: endDate}; - break; - } + // workaround for a bug in IE: the clientWidth of an element with + // a height:0px and overflow:hidden is not calculated and always has value 0 + if (dom.centerContainer.clientHeight === 0) { + props.border.left = props.border.top; + props.border.right = props.border.left; + } + if (dom.root.clientHeight === 0) { + borderRootWidth = borderRootHeight; } - return {hidden: false, startDate: startDate, endDate: endDate}; - } - -/***/ }, -/* 25 */ -/***/ function(module, exports, __webpack_require__) { - var Emitter = __webpack_require__(11); - var Hammer = __webpack_require__(19); - var util = __webpack_require__(1); - var DataSet = __webpack_require__(7); - var DataView = __webpack_require__(9); - var Range = __webpack_require__(21); - var ItemSet = __webpack_require__(26); - var Activator = __webpack_require__(35); - var DateUtil = __webpack_require__(24); + // 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; - /** - * 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 () {} + // TODO: compensate borders when any of the panels is empty. - // turn Core into an event emitter - Emitter(Core.prototype); + // 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'); - /** - * 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 = {}; + // 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; - 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'); + // 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; - 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'; + // 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'; - 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); + 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'; - this.dom.centerContainer.appendChild(this.dom.center); - this.dom.leftContainer.appendChild(this.dom.left); - this.dom.rightContainer.appendChild(this.dom.right); + // reposition the panels + dom.background.style.left = '0'; + dom.background.style.top = '0'; + dom.backgroundVertical.style.left = (props.left.width + props.border.left) + '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.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); + // 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(); - this.on('rangechange', 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)); + // 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.on('change', function (properties) { - if (properties && properties.queue == true) { - // redraw once on next tick - if (!me._redrawTimer) { - me._redrawTimer = setTimeout(function () { - me._redrawTimer = null; - me.redraw(); - }, 0) - } + // 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 + var MAX_REDRAWS = 3; // maximum number of consecutive redraws + if (this.redrawCount < MAX_REDRAWS) { + this.redrawCount++; + this.redraw(); } else { - // redraw immediately - me.redraw(); + console.log('WARNING: infinite loop in redraw?') + throw new Error("bla") } - }); - - // create event listeners for all interesting events, these events will be - // emitted via emitter - this.hammer = Hammer(this.dom.root, { - preventDefault: true - }); - this.listeners = {}; - - 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; - }); - - // 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 + this.redrawCount = 0; + } - this.redrawCount = 0; + this.emit("finishedRedraw"); + }; - // attach the root panel to the provided container - if (!container) throw new Error('No container provided'); - container.appendChild(this.dom.root); + // TODO: deprecated since version 1.1.0, remove some day + Core.prototype.repaint = function () { + throw new Error('Function repaint is deprecated. Use redraw instead.'); }; /** - * 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 + * 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. */ - Core.prototype.setOptions = function (options) { - if (options) { - // copy the known options - var fields = ['width', 'height', 'minHeight', 'maxHeight', 'autoResize', 'start', 'end', 'orientation', 'clickToUse', 'dataAttributes', 'hiddenDates']; - util.selectiveExtend(fields, this.options, options); - - if ('hiddenDates' in this.options) { - DateUtil.convertHiddenOptions(this.body, this.options.hiddenDates); - } - - if ('clickToUse' in options) { - if (options.clickToUse) { - if (!this.activator) { - this.activator = new Activator(this.dom.root); - } - } - else { - if (this.activator) { - this.activator.destroy(); - delete this.activator; - } - } - } - - // enable/disable autoResize - this._initAutoResize(); + Core.prototype.setCurrentTime = function(time) { + if (!this.currentTime) { + throw new Error('Option showCurrentTime must be true'); } - // propagate options to all components - this.components.forEach(function (component) { - component.setOptions(options); - }); + this.currentTime.setCurrentTime(time); + }; - // 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.'); + /** + * 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'); } - // redraw everything - this.redraw(); + return this.currentTime.getCurrentTime(); }; /** - * Returns true when the Timeline is active. - * @returns {boolean} + * 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 */ - Core.prototype.isActive = function () { - return !this.activator || this.activator.active; + // TODO: move this function to Range + Core.prototype._toTime = function(x) { + return DateUtil.toTime(this, x, this.props.center.width); }; /** - * Destroy the Core, clean up all DOM elements and event listeners. + * 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 */ - Core.prototype.destroy = function () { - // unbind datasets - this.clear(); - - // 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); - } - this.dom = null; + // TODO: move this function to Range + Core.prototype._toGlobalTime = function(x) { + return DateUtil.toTime(this, x, this.props.root.width); + //var conversion = this.range.conversion(this.props.root.width); + //return new Date(x / conversion.scale + conversion.offset); + }; - // remove Activator - if (this.activator) { - this.activator.destroy(); - delete this.activator; - } + /** + * 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 + */ + // TODO: move this function to Range + Core.prototype._toScreen = function(time) { + return DateUtil.toScreen(this, time, this.props.center.width); + }; - // 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; - // give all components the opportunity to cleanup - this.components.forEach(function (component) { - component.destroy(); - }); - this.body = null; + /** + * 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 + */ + // TODO: move this function to Range + Core.prototype._toGlobalScreen = function(time) { + return DateUtil.toScreen(this, time, this.props.root.width); + //var conversion = this.range.conversion(this.props.root.width); + //return (time.valueOf() - conversion.offset) * conversion.scale; }; /** - * Set a custom time bar - * @param {Date} time + * Initialize watching when option autoResize is true + * @private */ - Core.prototype.setCustomTime = function (time) { - if (!this.customTime) { - throw new Error('Cannot get custom time: Custom time bar is not enabled'); + Core.prototype._initAutoResize = function () { + if (this.options.autoResize == true) { + this._startAutoResize(); + } + else { + this._stopAutoResize(); } - - this.customTime.setCustomTime(time); }; /** - * Retrieve the current custom time. - * @return {Date} customTime + * Watch for changes in the size of the container. On resize, the Panel will + * automatically redraw itself. + * @private */ - Core.prototype.getCustomTime = function() { - if (!this.customTime) { - throw new Error('Cannot get custom time: Custom time bar is not enabled'); - } + Core.prototype._startAutoResize = function () { + var me = this; - return this.customTime.getCustomTime(); - }; + this._stopAutoResize(); + + 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 + // Note: we compare offsetWidth here, not clientWidth. For some reason, + // IE does not restore the clientWidth from 0 to the actual width after + // changing the timeline's container display style from none to visible + if ((me.dom.root.offsetWidth != me.props.lastWidth) || + (me.dom.root.offsetHeight != me.props.lastHeight)) { + me.props.lastWidth = me.dom.root.offsetWidth; + me.props.lastHeight = me.dom.root.offsetHeight; - /** - * Get the id's of the currently visible items. - * @returns {Array} The ids of the visible items - */ - Core.prototype.getVisibleItems = function() { - return this.itemSet && this.itemSet.getVisibleItems() || []; - }; + me.emit('change'); + } + } + }; + // add event listener to window resize + util.addEventListener(window, 'resize', this._onResize); + this.watchTimer = setInterval(this._onResize, 1000); + }; /** - * Clear the Core. By Default, items, groups and options are cleared. - * Example usage: - * - * 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} + * Stop watching for a resize of the frame. + * @private */ - Core.prototype.clear = function(what) { - // clear items - if (!what || what.items) { - this.setItems(null); - } - - // clear groups - if (!what || what.groups) { - this.setGroups(null); + Core.prototype._stopAutoResize = function () { + if (this.watchTimer) { + clearInterval(this.watchTimer); + this.watchTimer = undefined; } - // clear options of timeline and of each of the components - if (!what || what.options) { - this.components.forEach(function (component) { - component.setOptions(component.defaultOptions); - }); - - this.setOptions(this.defaultOptions); // this will also do a redraw - } + // remove event listener on window.resize + util.removeEventListener(window, 'resize', this._onResize); + this._onResize = null; }; /** - * 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. + * Start moving the timeline vertically + * @param {Event} event + * @private */ - Core.prototype.fit = function(options) { - var range = this._getDataRange(); + Core.prototype._onTouch = function (event) { + this.touch.allowDragging = true; + }; - // skip range set if there is no start and end date - if (range.start === null && range.end === null) { - return; - } + /** + * Start moving the timeline vertically + * @param {Event} event + * @private + */ + Core.prototype._onPinch = function (event) { + this.touch.allowDragging = false; + }; - var animate = (options && options.animate !== undefined) ? options.animate : true; - this.range.setRange(range.start, range.end, animate); + /** + * Start moving the timeline vertically + * @param {Event} event + * @private + */ + Core.prototype._onDragStart = function (event) { + this.touch.initialScrollTop = this.props.scrollTop; }; /** - * Calculate the data range of the items and applies a 5% window around it. - * @returns {{start: Date | null, end: Date | null}} - * @protected + * Move the timeline vertically + * @param {Event} event + * @private */ - Core.prototype._getDataRange = function() { - // apply the data range as range - var dataRange = this.getItemRange(); + 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; - // 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 - } - start = new Date(start.valueOf() - interval * 0.05); - end = new Date(end.valueOf() + interval * 0.05); - } + var delta = event.gesture.deltaY; - return { - start: start, - end: end + 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 + this.emit("verticalDrag"); } }; /** - * 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. + * Apply a scrollTop + * @param {Number} scrollTop + * @returns {Number} scrollTop Returns the applied scrollTop + * @private */ - 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); - } + Core.prototype._setScrollTop = function (scrollTop) { + this.props.scrollTop = scrollTop; + this._updateScrollTop(); + return this.props.scrollTop; }; /** - * 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. + * Update the current scrollTop when the height of the containers has been changed + * @returns {Number} scrollTop Returns the applied scrollTop + * @private */ - Core.prototype.moveTo = function(time, options) { - var interval = this.range.end - this.range.start; - var t = util.convert(time, 'Date').valueOf(); + 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; + } - var start = t - interval / 2; - var end = t + interval / 2; - var animate = (options && options.animate !== undefined) ? options.animate : true; + // 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; - this.range.setRange(start, end, animate); + return this.props.scrollTop; }; /** - * Get the visible window - * @return {{start: Date, end: Date}} Visible range + * Get the current scrollTop + * @returns {number} scrollTop + * @private */ - Core.prototype.getWindow = function() { - var range = this.range.getRange(); - return { - start: new Date(range.start), - end: new Date(range.end) - }; + Core.prototype._getScrollTop = function () { + return this.props.scrollTop; }; - /** - * Force a redraw of the Core. Can be useful to manually redraw when - * option autoResize=false - */ - Core.prototype.redraw = function() { - var resized = false; - var options = this.options; - var props = this.props; - var dom = this.dom; + module.exports = Core; - if (!dom) return; // when destroyed - DateUtil.updateHiddenDates(this.body, this.options.hiddenDates); +/***/ }, +/* 23 */ +/***/ function(module, exports, __webpack_require__) { - // 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'); - } + var Hammer = __webpack_require__(19); + var util = __webpack_require__(1); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(9); + var Component = __webpack_require__(24); + var Group = __webpack_require__(25); + var BackgroundGroup = __webpack_require__(29); + var BoxItem = __webpack_require__(30); + var PointItem = __webpack_require__(31); + var RangeItem = __webpack_require__(27); + var BackgroundItem = __webpack_require__(32); - // 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, ''); - // 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; + var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items + var BACKGROUND = '__background__'; // reserved group id for background items without group - // workaround for a bug in IE: the clientWidth of an element with - // a height:0px and overflow:hidden is not calculated and always has value 0 - if (dom.centerContainer.clientHeight === 0) { - props.border.left = props.border.top; - props.border.right = props.border.left; - } - if (dom.root.clientHeight === 0) { - borderRootWidth = borderRootHeight; - } + /** + * 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 ItemSet(body, options) { + this.body = body; - // 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; + this.defaultOptions = { + type: null, // 'box', 'point', 'range', 'background' + orientation: 'bottom', // 'top' or 'bottom' + align: 'auto', // alignment of box items + stack: true, + groupOrder: null, - // TODO: compensate borders when any of the panels is empty. + selectable: true, + editable: { + updateTime: false, + updateGroup: false, + add: false, + remove: false + }, - // 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'); + onAdd: function (item, callback) { + callback(item); + }, + onUpdate: function (item, callback) { + callback(item); + }, + onMove: function (item, callback) { + callback(item); + }, + onRemove: function (item, callback) { + callback(item); + }, + onMoving: function (item, callback) { + callback(item); + }, - // 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; + margin: { + item: { + horizontal: 10, + vertical: 10 + }, + axis: 20 + }, + padding: 5 + }; - // 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; + // options is shared by this ItemSet and all its items + this.options = util.extend({}, this.defaultOptions); - // 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'; + // options for getting items from the DataSet with the correct type + this.itemOptions = { + type: {start: 'Date', end: 'Date'} + }; - 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'; + this.conversion = { + toScreen: body.util.toScreen, + toTime: body.util.toTime + }; + this.dom = {}; + this.props = {}; + this.hammer = null; - // reposition the panels - dom.background.style.left = '0'; - dom.background.style.top = '0'; - dom.backgroundVertical.style.left = (props.left.width + props.border.left) + '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'; + var me = this; + this.itemsData = null; // DataSet + this.groupsData = null; // DataSet - // 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(); + // 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); + } + }; - // 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'; + // 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); + } + }; - // 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; + this.items = {}; // object with an Item for every data item + this.groups = {}; // Group object for every group + this.groupIds = []; - // redraw all components - this.components.forEach(function (component) { - resized = component.redraw() || resized; - }); - if (resized) { - // keep repainting until all sizes are settled - var MAX_REDRAWS = 3; // maximum number of consecutive redraws - if (this.redrawCount < MAX_REDRAWS) { - this.redrawCount++; - this.redraw(); - } - else { - console.log('WARNING: infinite loop in redraw?') - throw new Error("bla") - } - this.redrawCount = 0; - } + this.selection = []; // list with the ids of all selected nodes + this.stackDirty = true; // if true, all items will be restacked on next redraw - this.emit("finishedRedraw"); - }; + this.touchParams = {}; // stores properties while dragging + // create the HTML DOM - // TODO: deprecated since version 1.1.0, remove some day - Core.prototype.repaint = function () { - throw new Error('Function repaint is deprecated. Use redraw instead.'); - }; + this._create(); - /** - * 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. - */ - Core.prototype.setCurrentTime = function(time) { - if (!this.currentTime) { - throw new Error('Option showCurrentTime must be true'); - } + this.setOptions(options); + } - this.currentTime.setCurrentTime(time); + ItemSet.prototype = new Component(); + + // available item types will be registered here + ItemSet.types = { + background: BackgroundItem, + box: BoxItem, + range: RangeItem, + point: PointItem }; /** - * Get the current time. - * Only applicable when option `showCurrentTime` is true. - * @return {Date} Returns the current time. + * Create the HTML DOM for the ItemSet */ - Core.prototype.getCurrentTime = function() { - if (!this.currentTime) { - throw new Error('Option showCurrentTime must be true'); - } + ItemSet.prototype._create = function(){ + var frame = document.createElement('div'); + frame.className = 'itemset'; + frame['timeline-itemset'] = this; + this.dom.frame = frame; - return this.currentTime.getCurrentTime(); - }; + // create background panel + var background = document.createElement('div'); + background.className = 'background'; + frame.appendChild(background); + this.dom.background = background; - /** - * 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 - */ - // TODO: move this function to Range - Core.prototype._toTime = function(x) { - return DateUtil.toTime(this, x, this.props.center.width); - }; + // create foreground panel + var foreground = document.createElement('div'); + foreground.className = 'foreground'; + frame.appendChild(foreground); + this.dom.foreground = foreground; - /** - * 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 - */ - // TODO: move this function to Range - Core.prototype._toGlobalTime = function(x) { - return DateUtil.toTime(this, x, this.props.root.width); - //var conversion = this.range.conversion(this.props.root.width); - //return new Date(x / conversion.scale + conversion.offset); - }; + // create axis panel + var axis = document.createElement('div'); + axis.className = 'axis'; + this.dom.axis = axis; - /** - * 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 - */ - // TODO: move this function to Range - Core.prototype._toScreen = function(time) { - return DateUtil.toScreen(this, time, this.props.center.width); - }; + // create labelset + var labelSet = document.createElement('div'); + labelSet.className = 'labelset'; + this.dom.labelSet = labelSet; + // create ungrouped Group + this._updateUngrouped(); + // create background Group + var backgroundGroup = new BackgroundGroup(BACKGROUND, null, this); + backgroundGroup.show(); + this.groups[BACKGROUND] = backgroundGroup; - /** - * 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 - */ - // TODO: move this function to Range - Core.prototype._toGlobalScreen = function(time) { - return DateUtil.toScreen(this, time, this.props.root.width); - //var conversion = this.range.conversion(this.props.root.width); - //return (time.valueOf() - conversion.offset) * conversion.scale; - }; + // 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, { + preventDefault: true + }); + // 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)); - /** - * Initialize watching when option autoResize is true - * @private - */ - Core.prototype._initAutoResize = function () { - if (this.options.autoResize == true) { - this._startAutoResize(); - } - else { - this._stopAutoResize(); - } + // single select (or unselect) when tapping an item + this.hammer.on('tap', this._onSelectItem.bind(this)); + + // multi select when holding mouse/touch, or on ctrl+click + this.hammer.on('hold', this._onMultiSelectItem.bind(this)); + + // add item on doubletap + this.hammer.on('doubletap', this._onAddItem.bind(this)); + + // attach to the DOM + this.show(); }; /** - * Watch for changes in the size of the container. On resize, the Panel will - * automatically redraw itself. - * @private + * 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', 'range', or 'background'. + * The default style can be overwritten by + * individual items. + * {String} align + * Alignment for the items, only applicable for + * BoxItem. 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. */ - Core.prototype._startAutoResize = function () { - var me = this; - - this._stopAutoResize(); + ItemSet.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + var fields = ['type', 'align', 'orientation', 'padding', 'stack', 'selectable', 'groupOrder', 'dataAttributes', 'template','hide']; + util.selectiveExtend(fields, this.options, options); - this._onResize = function() { - if (me.options.autoResize != true) { - // stop watching when the option autoResize is changed to false - me._stopAutoResize(); - return; + 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 (me.dom.root) { - // check whether the frame is resized - // Note: we compare offsetWidth here, not clientWidth. For some reason, - // IE does not restore the clientWidth from 0 to the actual width after - // changing the timeline's container display style from none to visible - if ((me.dom.root.offsetWidth != me.props.lastWidth) || - (me.dom.root.offsetHeight != me.props.lastHeight)) { - me.props.lastWidth = me.dom.root.offsetWidth; - me.props.lastHeight = me.dom.root.offsetHeight; - - me.emit('change'); + 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); } } - }; - - // add event listener to window resize - util.addEventListener(window, 'resize', this._onResize); - this.watchTimer = setInterval(this._onResize, 1000); - }; + // callback functions + var addCallback = (function (name) { + var fn = options[name]; + if (fn) { + 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); - /** - * Stop watching for a resize of the frame. - * @private - */ - Core.prototype._stopAutoResize = function () { - if (this.watchTimer) { - clearInterval(this.watchTimer); - this.watchTimer = undefined; + // force the itemSet to refresh: options like orientation and margins may be changed + this.markDirty(); } - - // remove event listener on window.resize - util.removeEventListener(window, 'resize', this._onResize); - this._onResize = null; }; /** - * Start moving the timeline vertically - * @param {Event} event - * @private + * Mark the ItemSet dirty so it will refresh everything with next redraw */ - Core.prototype._onTouch = function (event) { - this.touch.allowDragging = true; + ItemSet.prototype.markDirty = function() { + this.groupIds = []; + this.stackDirty = true; }; /** - * Start moving the timeline vertically - * @param {Event} event - * @private + * Destroy the ItemSet */ - Core.prototype._onPinch = function (event) { - this.touch.allowDragging = false; + ItemSet.prototype.destroy = function() { + this.hide(); + this.setItems(null); + this.setGroups(null); + + this.hammer = null; + + this.body = null; + this.conversion = null; }; /** - * Start moving the timeline vertically - * @param {Event} event - * @private + * Hide the component from the DOM */ - Core.prototype._onDragStart = function (event) { - this.touch.initialScrollTop = this.props.scrollTop; + 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); + } + + // remove the labelset containing all group labels + if (this.dom.labelSet.parentNode) { + this.dom.labelSet.parentNode.removeChild(this.dom.labelSet); + } }; /** - * Move the timeline vertically - * @param {Event} event - * @private + * Show the component in the DOM (when not already visible). + * @return {Boolean} changed */ - 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; + ItemSet.prototype.show = function() { + // show frame containing the items + if (!this.dom.frame.parentNode) { + this.body.dom.center.appendChild(this.dom.frame); + } - var delta = event.gesture.deltaY; + // show axis with dots + if (!this.dom.axis.parentNode) { + this.body.dom.backgroundVertical.appendChild(this.dom.axis); + } - var oldScrollTop = this._getScrollTop(); - var newScrollTop = this._setScrollTop(this.touch.initialScrollTop + delta); + // show labelset containing labels + if (!this.dom.labelSet.parentNode) { + this.body.dom.left.appendChild(this.dom.labelSet); + } + }; + /** + * 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. + */ + ItemSet.prototype.setSelection = function(ids) { + var i, ii, id, item; - if (newScrollTop != oldScrollTop) { - this.redraw(); // TODO: this causes two redraws when dragging, the other is triggered by rangechange already - this.emit("verticalDrag"); + if (ids == undefined) ids = []; + if (!Array.isArray(ids)) ids = [ids]; + + // 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(); + } } }; /** - * Apply a scrollTop - * @param {Number} scrollTop - * @returns {Number} scrollTop Returns the applied scrollTop - * @private + * Get the selected items by their id + * @return {Array} ids The ids of the selected items */ - Core.prototype._setScrollTop = function (scrollTop) { - this.props.scrollTop = scrollTop; - this._updateScrollTop(); - return this.props.scrollTop; + ItemSet.prototype.getSelection = function() { + return this.selection.concat([]); }; /** - * Update the current scrollTop when the height of the containers has been changed - * @returns {Number} scrollTop Returns the applied scrollTop - * @private + * Get the id's of the currently visible items. + * @returns {Array} The ids of the visible items */ - 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); + 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); + } + } } - this.props.scrollTopMin = scrollTopMin; } - // 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; + return ids; }; /** - * Get the current scrollTop - * @returns {number} scrollTop + * Deselect a selected item + * @param {String | Number} id * @private */ - Core.prototype._getScrollTop = function () { - return this.props.scrollTop; + 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; + } + } }; - module.exports = Core; + /** + * 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; + // recalculate absolute position (before redrawing groups) + this.props.top = this.body.domProps.top.height + this.body.domProps.border.top; + this.props.left = this.body.domProps.left.width + this.body.domProps.border.left; -/***/ }, -/* 26 */ -/***/ function(module, exports, __webpack_require__) { + // update class name + frame.className = 'itemset' + (editable ? ' editable' : ''); - var Hammer = __webpack_require__(19); - var util = __webpack_require__(1); - var DataSet = __webpack_require__(7); - var DataView = __webpack_require__(9); - var Component = __webpack_require__(23); - var Group = __webpack_require__(27); - var BackgroundGroup = __webpack_require__(31); - var BoxItem = __webpack_require__(32); - var PointItem = __webpack_require__(33); - var RangeItem = __webpack_require__(29); - var BackgroundItem = __webpack_require__(34); + // 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; - var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items - var BACKGROUND = '__background__'; // reserved group id for background items without group + var restack = this.stackDirty; + var firstGroup = this._firstGroup(); + var firstMargin = { + item: margin.item, + axis: margin.axis + }; + var nonFirstMargin = { + item: margin.item, + axis: margin.item.vertical / 2 + }; + var height = 0; + var minHeight = margin.axis + margin.item.vertical; - /** - * 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 ItemSet(body, options) { - this.body = body; + // redraw the background group + this.groups[BACKGROUND].redraw(range, nonFirstMargin, restack); - this.defaultOptions = { - type: null, // 'box', 'point', 'range', 'background' - orientation: 'bottom', // 'top' or 'bottom' - align: 'auto', // alignment of box items - stack: true, - groupOrder: null, + // redraw all regular groups + 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; - selectable: true, - editable: { - updateTime: false, - updateGroup: false, - add: false, - remove: false - }, + // update frame height + frame.style.height = asSize(height); - onAdd: function (item, callback) { - callback(item); - }, - onUpdate: function (item, callback) { - callback(item); - }, - onMove: function (item, callback) { - callback(item); - }, - onRemove: function (item, callback) { - callback(item); - }, - onMoving: function (item, callback) { - callback(item); - }, + // calculate actual size + this.props.width = frame.offsetWidth; + this.props.height = height; - margin: { - item: { - horizontal: 10, - vertical: 10 - }, - axis: 20 - }, - padding: 5 - }; + // 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'; - // options is shared by this ItemSet and all its items - this.options = util.extend({}, this.defaultOptions); + // check if this component is resized + resized = this._isResized() || resized; - // options for getting items from the DataSet with the correct type - this.itemOptions = { - type: {start: 'Date', end: 'Date'} - }; + return resized; + }; - this.conversion = { - toScreen: body.util.toScreen, - toTime: body.util.toTime - }; - this.dom = {}; - this.props = {}; - this.hammer = null; + /** + * 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]; - var me = this; - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet + return firstGroup || 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); + /** + * 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]; + var background = this.groups[BACKGROUND]; + var item, itemId; + + if (this.groupsData) { + // remove the group holding all ungrouped items + if (ungrouped) { + ungrouped.hide(); + delete this.groups[UNGROUPED]; + + for (itemId in this.items) { + if (this.items.hasOwnProperty(itemId)) { + item = this.items[itemId]; + item.parent && item.parent.remove(item); + var groupId = this._getGroupId(item.data); + var group = this.groups[groupId]; + group && group.add(item) || item.hide(); + } + } } - }; + } + 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; - // 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); + for (itemId in this.items) { + if (this.items.hasOwnProperty(itemId)) { + item = this.items[itemId]; + ungrouped.add(item); + } + } + + ungrouped.show(); } - }; + } + }; - this.items = {}; // object with an Item for every data item - this.groups = {}; // Group object for every group - this.groupIds = []; + /** + * Get the element for the labelset + * @return {HTMLElement} labelSet + */ + ItemSet.prototype.getLabelSet = function() { + return this.dom.labelSet; + }; - this.selection = []; // list with the ids of all selected nodes - this.stackDirty = true; // if true, all items will be restacked on next redraw + /** + * Set items + * @param {vis.DataSet | null} items + */ + ItemSet.prototype.setItems = function(items) { + var me = this, + ids, + oldItemsData = this.itemsData; - this.touchParams = {}; // stores properties while dragging - // create the HTML DOM + // 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'); + } - this._create(); + if (oldItemsData) { + // unsubscribe from old dataset + util.forEach(this.itemListeners, function (callback, event) { + oldItemsData.off(event, callback); + }); - this.setOptions(options); - } + // remove all drawn items + ids = oldItemsData.getIds(); + this._onRemove(ids); + } - ItemSet.prototype = new Component(); + if (this.itemsData) { + // subscribe to new dataset + var id = this.id; + util.forEach(this.itemListeners, function (callback, event) { + me.itemsData.on(event, callback, id); + }); - // available item types will be registered here - ItemSet.types = { - background: BackgroundItem, - box: BoxItem, - range: RangeItem, - point: PointItem + // add all new items + ids = this.itemsData.getIds(); + this._onAdd(ids); + + // update the group holding all ungrouped items + this._updateUngrouped(); + } }; /** - * Create the HTML DOM for the ItemSet + * Get the current items + * @returns {vis.DataSet | null} */ - ItemSet.prototype._create = function(){ - var frame = document.createElement('div'); - frame.className = 'itemset'; - frame['timeline-itemset'] = this; - this.dom.frame = frame; - - // create background panel - var background = document.createElement('div'); - background.className = 'background'; - frame.appendChild(background); - this.dom.background = background; + ItemSet.prototype.getItems = function() { + return this.itemsData; + }; - // create foreground panel - var foreground = document.createElement('div'); - foreground.className = 'foreground'; - frame.appendChild(foreground); - this.dom.foreground = foreground; + /** + * Set groups + * @param {vis.DataSet} groups + */ + ItemSet.prototype.setGroups = function(groups) { + var me = this, + ids; - // create axis panel - var axis = document.createElement('div'); - axis.className = 'axis'; - this.dom.axis = axis; + // unsubscribe from current dataset + if (this.groupsData) { + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.unsubscribe(event, callback); + }); - // create labelset - var labelSet = document.createElement('div'); - labelSet.className = 'labelset'; - this.dom.labelSet = labelSet; - - // create ungrouped Group - this._updateUngrouped(); - - // create background Group - var backgroundGroup = new BackgroundGroup(BACKGROUND, null, this); - backgroundGroup.show(); - this.groups[BACKGROUND] = backgroundGroup; + // remove all drawn groups + ids = this.groupsData.getIds(); + this.groupsData = null; + this._onRemoveGroups(ids); // note: this will cause a redraw + } - // 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, { - preventDefault: true - }); + // 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'); + } - // 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)); + if (this.groupsData) { + // subscribe to new dataset + var id = this.id; + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.on(event, callback, id); + }); - // single select (or unselect) when tapping an item - this.hammer.on('tap', this._onSelectItem.bind(this)); + // draw all ms + ids = this.groupsData.getIds(); + this._onAddGroups(ids); + } - // multi select when holding mouse/touch, or on ctrl+click - this.hammer.on('hold', this._onMultiSelectItem.bind(this)); + // update the group holding all ungrouped items + this._updateUngrouped(); - // add item on doubletap - this.hammer.on('doubletap', this._onAddItem.bind(this)); + // update the order of all items in each group + this._order(); - // attach to the DOM - this.show(); + this.body.emitter.emit('change', {queue: true}); }; /** - * 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', 'range', or 'background'. - * The default style can be overwritten by - * individual items. - * {String} align - * Alignment for the items, only applicable for - * BoxItem. 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. + * Get the current groups + * @returns {vis.DataSet | null} groups */ - ItemSet.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - var fields = ['type', 'align', 'orientation', 'padding', 'stack', 'selectable', 'groupOrder', 'dataAttributes', 'template','hide']; - 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); - } - } - } - } + ItemSet.prototype.getGroups = function() { + return this.groupsData; + }; - 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); - } - } + /** + * Remove an item by its id + * @param {String | Number} id + */ + ItemSet.prototype.removeItem = function(id) { + var item = this.itemsData.get(id), + dataset = this.itemsData.getDataSet(); - // callback functions - var addCallback = (function (name) { - var fn = options[name]; - if (fn) { - if (!(fn instanceof Function)) { - throw new Error('option ' + name + ' must be a function ' + name + '(item, callback)'); - } - this.options[name] = fn; + 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); } - }).bind(this); - ['onAdd', 'onUpdate', 'onRemove', 'onMove', 'onMoving'].forEach(addCallback); - - // force the itemSet to refresh: options like orientation and margins may be changed - this.markDirty(); + }); } }; /** - * Mark the ItemSet dirty so it will refresh everything with next redraw + * Get the time of an item based on it's data and options.type + * @param {Object} itemData + * @returns {string} Returns the type + * @private */ - ItemSet.prototype.markDirty = function() { - this.groupIds = []; - this.stackDirty = true; + ItemSet.prototype._getType = function (itemData) { + return itemData.type || this.options.type || (itemData.end ? 'range' : 'box'); }; - /** - * Destroy the ItemSet - */ - ItemSet.prototype.destroy = function() { - this.hide(); - this.setItems(null); - this.setGroups(null); - - this.hammer = null; - - this.body = null; - this.conversion = null; - }; /** - * Hide the component from the DOM + * Get the group id for an item + * @param {Object} itemData + * @returns {string} Returns the groupId + * @private */ - 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); + ItemSet.prototype._getGroupId = function (itemData) { + var type = this._getType(itemData); + if (type == 'background' && itemData.group == undefined) { + return BACKGROUND; } - - // remove the labelset containing all group labels - if (this.dom.labelSet.parentNode) { - this.dom.labelSet.parentNode.removeChild(this.dom.labelSet); + else { + return this.groupsData ? itemData.group : UNGROUPED; } }; /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * Handle updated items + * @param {Number[]} ids + * @protected */ - 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.backgroundVertical.appendChild(this.dom.axis); - } + ItemSet.prototype._onUpdate = function(ids) { + var me = this; - // show labelset containing labels - if (!this.dom.labelSet.parentNode) { - this.body.dom.left.appendChild(this.dom.labelSet); - } - }; - - /** - * 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. - */ - ItemSet.prototype.setSelection = function(ids) { - var i, ii, id, item; - - if (ids == undefined) ids = []; - if (!Array.isArray(ids)) ids = [ids]; + ids.forEach(function (id) { + var itemData = me.itemsData.get(id, me.itemOptions); + var item = me.items[id]; + var type = me._getType(itemData); - // 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(); - } + var constructor = ItemSet.types[type]; - // 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(); + // 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); + } } - } + + 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', {queue: true}); }; /** - * Get the selected items by their id - * @return {Array} ids The ids of the selected items + * Handle added items + * @param {Number[]} ids + * @protected */ - ItemSet.prototype.getSelection = function() { - return this.selection.concat([]); - }; + ItemSet.prototype._onAdd = ItemSet.prototype._onUpdate; /** - * Get the id's of the currently visible items. - * @returns {Array} The ids of the visible items + * Handle removed items + * @param {Number[]} ids + * @protected */ - 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); - } - } + 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); } - } + }); - return ids; + if (count) { + // update order + this._order(); + this.stackDirty = true; // force re-stacking of all items next redraw + this.body.emitter.emit('change', {queue: true}); + } }; /** - * Deselect a selected item - * @param {String | Number} id + * Update the order of item in all groups * @private */ - 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; - } - } + 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(); + }); }; /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * Handle updated groups + * @param {Number[]} ids + * @private */ - 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; + ItemSet.prototype._onUpdateGroups = function(ids) { + this._onAddGroups(ids); + }; - // recalculate absolute position (before redrawing groups) - this.props.top = this.body.domProps.top.height + this.body.domProps.border.top; - this.props.left = this.body.domProps.left.width + this.body.domProps.border.left; + /** + * Handle changed groups (added or updated) + * @param {Number[]} ids + * @private + */ + ItemSet.prototype._onAddGroups = function(ids) { + var me = this; - // update class name - frame.className = 'itemset' + (editable ? ' editable' : ''); + ids.forEach(function (id) { + var groupData = me.groupsData.get(id); + var group = me.groups[id]; - // reorder the groups (if needed) - resized = this._orderGroups() || resized; + if (!group) { + // check for reserved ids + if (id == UNGROUPED || id == BACKGROUND) { + throw new Error('Illegal group id. ' + id + ' is a reserved id.'); + } - // 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; + var groupOptions = Object.create(me.options); + util.extend(groupOptions, { + height: null + }); - var restack = this.stackDirty; - var firstGroup = this._firstGroup(); - var firstMargin = { - item: margin.item, - axis: margin.axis - }; - var nonFirstMargin = { - item: margin.item, - axis: margin.item.vertical / 2 - }; - var height = 0; - var minHeight = margin.axis + margin.item.vertical; + group = new Group(id, groupData, me); + me.groups[id] = group; - // redraw the background group - this.groups[BACKGROUND].redraw(range, nonFirstMargin, restack); + // 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); + } + } + } - // redraw all regular groups - 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; + group.order(); + group.show(); + } + else { + // update group + group.setData(groupData); + } }); - height = Math.max(height, minHeight); - this.stackDirty = false; - // update frame height - frame.style.height = asSize(height); + this.body.emitter.emit('change', {queue: true}); + }; - // calculate actual size - this.props.width = frame.offsetWidth; - this.props.height = height; + /** + * Handle removed groups + * @param {Number[]} ids + * @private + */ + ItemSet.prototype._onRemoveGroups = function(ids) { + var groups = this.groups; + ids.forEach(function (id) { + var group = groups[id]; - // 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'; + if (group) { + group.hide(); + delete groups[id]; + } + }); - // check if this component is resized - resized = this._isResized() || resized; + this.markDirty(); - return resized; + this.body.emitter.emit('change', {queue: true}); }; /** - * Get the first group, aligned with the axis - * @return {Group | null} firstGroup + * Reorder the groups if needed + * @return {boolean} changed * @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; - }; + ItemSet.prototype._orderGroups = function () { + if (this.groupsData) { + // reorder the groups + var groupIds = this.groupsData.getIds({ + order: this.options.groupOrder + }); - /** - * 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]; - var background = this.groups[BACKGROUND]; - var item, itemId; + 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(); + }); - if (this.groupsData) { - // remove the group holding all ungrouped items - if (ungrouped) { - ungrouped.hide(); - delete this.groups[UNGROUPED]; + // show the groups again, attach them to the DOM in correct order + groupIds.forEach(function (groupId) { + groups[groupId].show(); + }); - for (itemId in this.items) { - if (this.items.hasOwnProperty(itemId)) { - item = this.items[itemId]; - item.parent && item.parent.remove(item); - var groupId = this._getGroupId(item.data); - var group = this.groups[groupId]; - group && group.add(item) || item.hide(); - } - } + this.groupIds = groupIds; } + + return changed; } 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 (itemId in this.items) { - if (this.items.hasOwnProperty(itemId)) { - item = this.items[itemId]; - ungrouped.add(item); - } - } - - ungrouped.show(); - } + return false; } }; /** - * Get the element for the labelset - * @return {HTMLElement} labelSet + * Add a new item + * @param {Item} item + * @private */ - ItemSet.prototype.getLabelSet = function() { - return this.dom.labelSet; + ItemSet.prototype._addItem = function(item) { + this.items[item.id] = item; + + // add to group + var groupId = this._getGroupId(item.data); + var group = this.groups[groupId]; + if (group) group.add(item); }; /** - * Set items - * @param {vis.DataSet | null} items + * Update an existing item + * @param {Item} item + * @param {Object} itemData + * @private */ - 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'); - } - - 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); - } + ItemSet.prototype._updateItem = function(item, itemData) { + var oldGroupId = item.data.group; - if (this.itemsData) { - // subscribe to new dataset - var id = this.id; - util.forEach(this.itemListeners, function (callback, event) { - me.itemsData.on(event, callback, id); - }); + // update the items data (will redraw the item when displayed) + item.setData(itemData); - // add all new items - ids = this.itemsData.getIds(); - this._onAdd(ids); + // update group + if (oldGroupId != item.data.group) { + var oldGroup = this.groups[oldGroupId]; + if (oldGroup) oldGroup.remove(item); - // update the group holding all ungrouped items - this._updateUngrouped(); + var groupId = this._getGroupId(item.data); + var group = this.groups[groupId]; + if (group) group.add(item); } }; /** - * Get the current items - * @returns {vis.DataSet | null} - */ - ItemSet.prototype.getItems = function() { - return this.itemsData; - }; - - /** - * Set groups - * @param {vis.DataSet} groups + * 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.setGroups = function(groups) { - var me = this, - ids; - - // unsubscribe from current dataset - if (this.groupsData) { - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.unsubscribe(event, callback); - }); - - // remove all drawn groups - ids = this.groupsData.getIds(); - this.groupsData = null; - this._onRemoveGroups(ids); // note: this will cause a redraw - } - - // 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'); - } - - 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 all ms - ids = this.groupsData.getIds(); - this._onAddGroups(ids); - } - - // update the group holding all ungrouped items - this._updateUngrouped(); + ItemSet.prototype._removeItem = function(item) { + // remove from DOM + item.hide(); - // update the order of all items in each group - this._order(); + // remove from items + delete this.items[item.id]; - this.body.emitter.emit('change', {queue: true}); - }; + // remove from selection + var index = this.selection.indexOf(item.id); + if (index != -1) this.selection.splice(index, 1); - /** - * Get the current groups - * @returns {vis.DataSet | null} groups - */ - ItemSet.prototype.getGroups = function() { - return this.groupsData; + // remove from group + item.parent && item.parent.remove(item); }; /** - * Remove an item by its id - * @param {String | Number} id + * Create an array containing all items being a range (having an end date) + * @param array + * @returns {Array} + * @private */ - ItemSet.prototype.removeItem = function(id) { - var item = this.itemsData.get(id), - dataset = this.itemsData.getDataSet(); + ItemSet.prototype._constructByEndArray = function(array) { + var endArray = []; - 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); - } - }); + for (var i = 0; i < array.length; i++) { + if (array[i] instanceof RangeItem) { + endArray.push(array[i]); + } } + return endArray; }; /** - * Get the time of an item based on it's data and options.type - * @param {Object} itemData - * @returns {string} Returns the type + * 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._getType = function (itemData) { - return itemData.type || this.options.type || (itemData.end ? 'range' : 'box'); + ItemSet.prototype._onTouch = function (event) { + // store the touched item, used in _onDragStart + this.touchParams.item = ItemSet.itemFromTarget(event); }; - /** - * Get the group id for an item - * @param {Object} itemData - * @returns {string} Returns the groupId + * Start dragging the selected events + * @param {Event} event * @private */ - ItemSet.prototype._getGroupId = function (itemData) { - var type = this._getType(itemData); - if (type == 'background' && itemData.group == undefined) { - return BACKGROUND; - } - else { - return this.groupsData ? itemData.group : UNGROUPED; + ItemSet.prototype._onDragStart = function (event) { + if (!this.options.editable.updateTime && !this.options.editable.updateGroup) { + return; } - }; - /** - * Handle updated items - * @param {Number[]} ids - * @protected - */ - ItemSet.prototype._onUpdate = function(ids) { + var item = this.touchParams.item || null; var me = this; + var props; - ids.forEach(function (id) { - var itemData = me.itemsData.get(id, me.itemOptions); - var item = me.items[id]; - var type = me._getType(itemData); + if (item && item.selected) { + var dragLeftItem = event.target.dragLeftItem; + var dragRightItem = event.target.dragRightItem; - var constructor = ItemSet.types[type]; + if (dragLeftItem) { + props = { + item: dragLeftItem, + initialX: event.gesture.center.clientX + }; - if (item) { - // update item - if (!constructor || !(item instanceof constructor)) { - // item type has changed, delete the item and recreate it - me._removeItem(item); - item = null; + if (me.options.editable.updateTime) { + props.start = item.data.start.valueOf(); } - else { - me._updateItem(item, itemData); + 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, + initialX: event.gesture.center.clientX + }; - 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;}'); + if (me.options.editable.updateTime) { + props.end = item.data.end.valueOf(); } - else { - throw new TypeError('Unknown item type "' + type + '"'); + if (me.options.editable.updateGroup) { + if ('group' in item.data) props.group = item.data.group; } - } - }); - this._order(); - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change', {queue: true}); - }; + this.touchParams.itemProps = [props]; + } + else { + this.touchParams.itemProps = this.getSelection().map(function (id) { + var item = me.items[id]; + var props = { + item: item, + initialX: event.gesture.center.clientX + }; - /** - * Handle added items - * @param {Number[]} ids - * @protected - */ - ItemSet.prototype._onAdd = ItemSet.prototype._onUpdate; + 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; + } - /** - * 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); + return props; + }); } - }); - if (count) { - // update order - this._order(); - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change', {queue: true}); + event.stopPropagation(); } }; /** - * 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 + * Drag selected items + * @param {Event} event * @private */ - ItemSet.prototype._onUpdateGroups = function(ids) { - this._onAddGroups(ids); - }; + ItemSet.prototype._onDrag = function (event) { + event.preventDefault() - /** - * Handle changed groups (added or updated) - * @param {Number[]} ids - * @private - */ - ItemSet.prototype._onAddGroups = function(ids) { - var me = this; + if (this.touchParams.itemProps) { + var me = this; + var snap = this.body.util.snap || null; + var xOffset = this.body.dom.root.offsetLeft + this.body.domProps.left.width; - ids.forEach(function (id) { - var groupData = me.groupsData.get(id); - var group = me.groups[id]; + // move + this.touchParams.itemProps.forEach(function (props) { + var newProps = {}; + var current = me.body.util.toTime(event.gesture.center.clientX - xOffset); + var initial = me.body.util.toTime(props.initialX - xOffset); + var offset = current - initial; - if (!group) { - // check for reserved ids - if (id == UNGROUPED || id == BACKGROUND) { - throw new Error('Illegal group id. ' + id + ' is a reserved id.'); + if ('start' in props) { + var start = new Date(props.start + offset); + newProps.start = snap ? snap(start) : start; } - var groupOptions = Object.create(me.options); - util.extend(groupOptions, { - height: null - }); + if ('end' in props) { + var end = new Date(props.end + offset); + newProps.end = snap ? snap(end) : end; + } - group = new Group(id, groupData, me); - me.groups[id] = group; + if ('group' in props) { + // drag from one group to another + var group = ItemSet.groupFromTarget(event); + newProps.group = group && group.groupId; + } - // 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); - } + // confirm moving the item + var itemData = util.extend({}, props.item.data, newProps); + me.options.onMoving(itemData, function (itemData) { + if (itemData) { + me._updateItemProps(props.item, itemData); } - } + }); + }); - group.order(); - group.show(); - } - else { - // update group - group.setData(groupData); - } - }); + this.stackDirty = true; // force re-stacking of all items next redraw + this.body.emitter.emit('change'); - this.body.emitter.emit('change', {queue: true}); + event.stopPropagation(); + } }; /** - * Handle removed groups - * @param {Number[]} ids + * Update an items properties + * @param {Item} item + * @param {Object} props Can contain properties start, end, and group. * @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]; - } - }); + ItemSet.prototype._updateItemProps = function(item, props) { + // TODO: copy all properties from props to item? (also new ones) + 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) + } + }; - this.markDirty(); + /** + * Move an item to another group + * @param {Item} item + * @param {String | Number} groupId + * @private + */ + 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(); - this.body.emitter.emit('change', {queue: true}); + item.data.group = group.groupId; + } }; /** - * Reorder the groups if needed - * @return {boolean} changed + * End of dragging selected items + * @param {Event} event * @private */ - ItemSet.prototype._orderGroups = function () { - if (this.groupsData) { - // reorder the groups - var groupIds = this.groupsData.getIds({ - order: this.options.groupOrder - }); + ItemSet.prototype._onDragEnd = function (event) { + event.preventDefault() - 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(); - }); + if (this.touchParams.itemProps) { + // prepare a change set for the changed items + var changes = [], + me = this, + dataset = this.itemsData.getDataSet(); - // show the groups again, attach them to the DOM in correct order - groupIds.forEach(function (groupId) { - groups[groupId].show(); - }); + 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); - this.groupIds = groupIds; + 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); } - return changed; - } - else { - return false; + event.stopPropagation(); } }; /** - * Add a new item - * @param {Item} item + * Handle selecting/deselecting an item when tapping it + * @param {Event} event * @private */ - ItemSet.prototype._addItem = function(item) { - this.items[item.id] = item; + ItemSet.prototype._onSelectItem = function (event) { + if (!this.options.selectable) return; - // add to group - var groupId = this._getGroupId(item.data); - var group = this.groups[groupId]; - if (group) group.add(item); - }; + 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; + } - /** - * Update an existing item - * @param {Item} item - * @param {Object} itemData - * @private - */ - ItemSet.prototype._updateItem = function(item, itemData) { - var oldGroupId = item.data.group; + var oldSelection = this.getSelection(); - // update the items data (will redraw the item when displayed) - item.setData(itemData); + var item = ItemSet.itemFromTarget(event); + var selection = item ? [item.id] : []; + this.setSelection(selection); - // update group - if (oldGroupId != item.data.group) { - var oldGroup = this.groups[oldGroupId]; - if (oldGroup) oldGroup.remove(item); + var newSelection = this.getSelection(); - var groupId = this._getGroupId(item.data); - var group = this.groups[groupId]; - if (group) group.add(item); + // 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: newSelection + }); } }; /** - * 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 + * Handle creation and updates of an item on double tap + * @param event * @private */ - ItemSet.prototype._removeItem = function(item) { - // remove from DOM - item.hide(); + ItemSet.prototype._onAddItem = function (event) { + if (!this.options.selectable) return; + if (!this.options.editable.add) return; - // remove from items - delete this.items[item.id]; + var me = this, + snap = this.body.util.snap || null, + item = ItemSet.itemFromTarget(event); - // remove from selection - var index = this.selection.indexOf(item.id); - if (index != -1) this.selection.splice(index, 1); + if (item) { + // update item - // remove from group - item.parent && item.parent.remove(item); - }; + // 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.getDataSet().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' + }; - /** - * Create an array containing all items being a range (having an end date) - * @param array - * @returns {Array} - * @private - */ - ItemSet.prototype._constructByEndArray = function(array) { - var endArray = []; + // 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; + } - for (var i = 0; i < array.length; i++) { - if (array[i] instanceof RangeItem) { - endArray.push(array[i]); + newItem[this.itemsData._fieldId] = util.randomUUID(); + + 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.getDataSet().add(item); + // TODO: need to trigger a redraw? + } + }); } - 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 - * + * Handle selecting/deselecting multiple items when holding an item * @param {Event} event * @private */ - ItemSet.prototype._onTouch = function (event) { - // store the touched item, used in _onDragStart - this.touchParams.item = ItemSet.itemFromTarget(event); - }; + ItemSet.prototype._onMultiSelectItem = function (event) { + if (!this.options.selectable) return; - /** - * 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 selection, + item = ItemSet.itemFromTarget(event); - var item = this.touchParams.item || null; - var me = this; - var props; + if (item) { + // multi select items + selection = this.getSelection(); // current selection - if (item && item.selected) { - var dragLeftItem = event.target.dragLeftItem; - var dragRightItem = event.target.dragRightItem; + var shiftKey = event.gesture.touches[0] && event.gesture.touches[0].shiftKey || false; + if (shiftKey) { + // select all items between the old selection and the tapped item - if (dragLeftItem) { - props = { - item: dragLeftItem, - initialX: event.gesture.center.clientX - }; + // determine the selection range + selection.push(item.id); + var range = ItemSet._getItemRange(this.itemsData.get(selection, this.itemOptions)); - 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; - } + // select all items within the selection range + selection = []; + for (var id in this.items) { + if (this.items.hasOwnProperty(id)) { + var _item = this.items[id]; + var start = _item.data.start; + var end = (_item.data.end !== undefined) ? _item.data.end : start; - this.touchParams.itemProps = [props]; + if (start >= range.min && end <= range.max) { + selection.push(_item.id); // do not use id but item.id, id itself is stringified + } + } + } } - else if (dragRightItem) { - props = { - item: dragRightItem, - initialX: event.gesture.center.clientX - }; - - if (me.options.editable.updateTime) { - props.end = item.data.end.valueOf(); + else { + // add/remove this item from the current selection + var index = selection.indexOf(item.id); + if (index == -1) { + // item is not yet selected -> select it + selection.push(item.id); } - if (me.options.editable.updateGroup) { - if ('group' in item.data) props.group = item.data.group; + else { + // item is already selected -> deselect it + selection.splice(index, 1); } - - this.touchParams.itemProps = [props]; } - else { - this.touchParams.itemProps = this.getSelection().map(function (id) { - var item = me.items[id]; - var props = { - item: item, - initialX: event.gesture.center.clientX - }; - - 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; - }); - } + this.setSelection(selection); - event.stopPropagation(); + this.body.emitter.emit('select', { + items: this.getSelection() + }); } }; /** - * Drag selected items - * @param {Event} event + * Calculate the time range of a list of items + * @param {Array.} itemsData + * @return {{min: Date, max: Date}} Returns the range of the provided items * @private */ - ItemSet.prototype._onDrag = function (event) { - event.preventDefault() - - if (this.touchParams.itemProps) { - var me = this; - var snap = this.body.util.snap || null; - var xOffset = this.body.dom.root.offsetLeft + this.body.domProps.left.width; - - // move - this.touchParams.itemProps.forEach(function (props) { - var newProps = {}; - var current = me.body.util.toTime(event.gesture.center.clientX - xOffset); - var initial = me.body.util.toTime(props.initialX - xOffset); - var offset = current - initial; + ItemSet._getItemRange = function(itemsData) { + var max = null; + var min = null; - if ('start' in props) { - var start = new Date(props.start + offset); - newProps.start = snap ? snap(start) : start; - } + itemsData.forEach(function (data) { + if (min == null || data.start < min) { + min = data.start; + } - if ('end' in props) { - var end = new Date(props.end + offset); - newProps.end = snap ? snap(end) : end; + if (data.end != undefined) { + if (max == null || data.end > max) { + max = data.end; } - - if ('group' in props) { - // drag from one group to another - var group = ItemSet.groupFromTarget(event); - newProps.group = group && group.groupId; + } + else { + if (max == null || data.start > max) { + max = data.start; } + } + }); - // confirm moving the item - var itemData = util.extend({}, props.item.data, newProps); - me.options.onMoving(itemData, function (itemData) { - if (itemData) { - me._updateItemProps(props.item, itemData); - } - }); - }); - - this.stackDirty = true; // force re-stacking of all items next redraw - this.body.emitter.emit('change'); - - event.stopPropagation(); + return { + min: min, + max: max } }; /** - * Update an items properties - * @param {Item} item - * @param {Object} props Can contain properties start, end, and group. - * @private + * 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 */ - ItemSet.prototype._updateItemProps = function(item, props) { - // TODO: copy all properties from props to item? (also new ones) - 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) + ItemSet.itemFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-item')) { + return target['timeline-item']; + } + target = target.parentNode; } + + return null; }; /** - * Move an item to another group - * @param {Item} item - * @param {String | Number} groupId - * @private + * 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 */ - 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; + ItemSet.groupFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-group')) { + return target['timeline-group']; + } + target = target.parentNode; } + + return null; }; /** - * End of dragging selected items + * Find the ItemSet from an event target: + * searches for the attribute 'timeline-itemset' in the event target's element tree * @param {Event} event - * @private + * @return {ItemSet | null} item */ - ItemSet.prototype._onDragEnd = function (event) { - event.preventDefault() - - if (this.touchParams.itemProps) { - // prepare a change set for the changed items - var changes = [], - me = this, - dataset = this.itemsData.getDataSet(); + ItemSet.itemSetFromTarget = function(event) { + var target = event.target; + while (target) { + if (target.hasOwnProperty('timeline-itemset')) { + return target['timeline-itemset']; + } + target = target.parentNode; + } - 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); + return null; + }; - 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; - } + module.exports = ItemSet; - // 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'); - } - }); - } - }); +/***/ }, +/* 24 */ +/***/ function(module, exports, __webpack_require__) { - // apply the changes to the data (if there are changes) - if (changes.length) { - dataset.update(changes); - } + /** + * 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; + } - event.stopPropagation(); + /** + * 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); } }; /** - * Handle selecting/deselecting an item when tapping it - * @param {Event} event - * @private + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - 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(); - - 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: newSelection - }); - } - }; - - /** - * Handle creation and updates of an item on double tap - * @param event - * @private - */ - 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); - - if (item) { - // update item - - // 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.getDataSet().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' - }; - - // 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; - } - - newItem[this.itemsData._fieldId] = util.randomUUID(); - - 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.getDataSet().add(item); - // TODO: need to trigger a redraw? - } - }); - } - }; - - /** - * Handle selecting/deselecting multiple items when holding an item - * @param {Event} event - * @private - */ - ItemSet.prototype._onMultiSelectItem = function (event) { - if (!this.options.selectable) return; - - var selection, - item = ItemSet.itemFromTarget(event); - - if (item) { - // multi select items - selection = this.getSelection(); // current selection - - var shiftKey = event.gesture.touches[0] && event.gesture.touches[0].shiftKey || false; - if (shiftKey) { - // select all items between the old selection and the tapped item - - // determine the selection range - selection.push(item.id); - var range = ItemSet._getItemRange(this.itemsData.get(selection, this.itemOptions)); - - // select all items within the selection range - selection = []; - for (var id in this.items) { - if (this.items.hasOwnProperty(id)) { - var _item = this.items[id]; - var start = _item.data.start; - var end = (_item.data.end !== undefined) ? _item.data.end : start; - - if (start >= range.min && end <= range.max) { - selection.push(_item.id); // do not use id but item.id, id itself is stringified - } - } - } - } - else { - // add/remove this item from the 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); - - this.body.emitter.emit('select', { - items: this.getSelection() - }); - } - }; - - /** - * Calculate the time range of a list of items - * @param {Array.} itemsData - * @return {{min: Date, max: Date}} Returns the range of the provided items - * @private - */ - ItemSet._getItemRange = function(itemsData) { - var max = null; - var min = null; - - itemsData.forEach(function (data) { - if (min == null || data.start < min) { - min = data.start; - } - - if (data.end != undefined) { - if (max == null || data.end > max) { - max = data.end; - } - } - else { - if (max == null || data.start > max) { - max = data.start; - } - } - }); - - return { - min: min, - max: max - } - }; + Component.prototype.redraw = function() { + // should be implemented by the component + return false; + }; /** - * 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 + * Destroy the component. Cleanup DOM and event listeners */ - ItemSet.itemFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-item')) { - return target['timeline-item']; - } - target = target.parentNode; - } - - return null; + Component.prototype.destroy = function() { + // should be implemented by the component }; /** - * 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 + * Test whether the component is resized since the last time _isResized() was + * called. + * @return {Boolean} Returns true if the component is resized + * @protected */ - ItemSet.groupFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-group')) { - return target['timeline-group']; - } - target = target.parentNode; - } - - return null; - }; + Component.prototype._isResized = function() { + var resized = (this.props._previousWidth !== this.props.width || + this.props._previousHeight !== this.props.height); - /** - * 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 - */ - ItemSet.itemSetFromTarget = function(event) { - var target = event.target; - while (target) { - if (target.hasOwnProperty('timeline-itemset')) { - return target['timeline-itemset']; - } - target = target.parentNode; - } + this.props._previousWidth = this.props.width; + this.props._previousHeight = this.props.height; - return null; + return resized; }; - module.exports = ItemSet; + module.exports = Component; /***/ }, -/* 27 */ +/* 25 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var stack = __webpack_require__(28); - var RangeItem = __webpack_require__(29); + var stack = __webpack_require__(26); + var RangeItem = __webpack_require__(27); /** * @constructor Group @@ -16385,7 +15887,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 28 */ +/* 26 */ /***/ function(module, exports, __webpack_require__) { // Utility functions for ordering and stacking of items @@ -16513,11 +16015,11 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 29 */ +/* 27 */ /***/ function(module, exports, __webpack_require__) { var Hammer = __webpack_require__(19); - var Item = __webpack_require__(30); + var Item = __webpack_require__(28); /** * @constructor RangeItem @@ -16820,7 +16322,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 30 */ +/* 28 */ /***/ function(module, exports, __webpack_require__) { var Hammer = __webpack_require__(19); @@ -17085,11 +16587,11 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 31 */ +/* 29 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var Group = __webpack_require__(27); + var Group = __webpack_require__(25); /** * @constructor BackgroundGroup @@ -17148,10 +16650,10 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 32 */ +/* 30 */ /***/ function(module, exports, __webpack_require__) { - var Item = __webpack_require__(30); + var Item = __webpack_require__(28); var util = __webpack_require__(1); /** @@ -17378,10 +16880,10 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 33 */ +/* 31 */ /***/ function(module, exports, __webpack_require__) { - var Item = __webpack_require__(30); + var Item = __webpack_require__(28); /** * @constructor PointItem @@ -17567,13 +17069,13 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 34 */ +/* 32 */ /***/ function(module, exports, __webpack_require__) { var Hammer = __webpack_require__(19); - var Item = __webpack_require__(30); - var BackgroundGroup = __webpack_require__(31); - var RangeItem = __webpack_require__(29); + var Item = __webpack_require__(28); + var BackgroundGroup = __webpack_require__(29); + var RangeItem = __webpack_require__(27); /** * @constructor BackgroundItem @@ -17781,10 +17283,10 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 35 */ +/* 33 */ /***/ function(module, exports, __webpack_require__) { - var keycharm = __webpack_require__(36); + var keycharm = __webpack_require__(34); var Emitter = __webpack_require__(11); var Hammer = __webpack_require__(19); var util = __webpack_require__(1); @@ -17938,7 +17440,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 36 */ +/* 34 */ /***/ function(module, exports, __webpack_require__) { var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;"use strict"; @@ -18137,4657 +17639,5127 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 37 */ +/* 35 */ /***/ function(module, exports, __webpack_require__) { - var util = __webpack_require__(1); - var Component = __webpack_require__(23); - var TimeStep = __webpack_require__(38); - var DateUtil = __webpack_require__(24); + /** + * Created by Alex on 10/3/2014. + */ var moment = __webpack_require__(2); + /** - * 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, - lines: [], - majorTexts: [], - minorTexts: [], - redundant: { - lines: [], - majorTexts: [], - minorTexts: [] - } - }; - this.props = { - range: { - start: 0, - end: 0, - minimumStep: 0 - }, - lineTop: 0 - }; - - this.defaultOptions = { - orientation: 'bottom', // supported: 'top', 'bottom' - // TODO: implement timeaxis orientations 'left' and 'right' - showMinorLabels: true, - showMajorLabels: true, - format: null - }; - this.options = util.extend({}, this.defaultOptions); - - this.body = body; - - // create the HTML DOM - this._create(); - - this.setOptions(options); - } - - TimeAxis.prototype = new Component(); - - /** - * Set options for the TimeAxis. - * Parameters will be merged in current options. - * @param {Object} options Available options: - * {string} [orientation] - * {boolean} [showMinorLabels] - * {boolean} [showMajorLabels] + * used in Core to convert the options into a volatile variable + * + * @param Core */ - TimeAxis.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend([ - 'orientation', - 'showMinorLabels', - 'showMajorLabels', - 'hiddenDates', - 'format' - ], this.options, options); - - // 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); + exports.convertHiddenOptions = function(body, hiddenDates) { + body.hiddenDates = []; + if (hiddenDates) { + if (Array.isArray(hiddenDates) == true) { + for (var i = 0; i < hiddenDates.length; i++) { + if (hiddenDates[i].repeat === undefined) { + var dateItem = {}; + dateItem.start = moment(hiddenDates[i].start).toDate().valueOf(); + dateItem.end = moment(hiddenDates[i].end).toDate().valueOf(); + body.hiddenDates.push(dateItem); + } } + body.hiddenDates.sort(function (a, b) { + return a.start - b.start; + }); // sort by start time } } }; - /** - * Create the HTML DOM for the TimeAxis - */ - 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 + * create new entrees for the repeating hidden dates + * @param body + * @param hiddenDates */ - 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; - }; + exports.updateHiddenDates = function (body, hiddenDates) { + if (hiddenDates && body.domProps.centerContainer.width !== undefined) { + exports.convertHiddenOptions(body, hiddenDates); - /** - * Repaint the component - * @return {boolean} Returns true if the component is resized - */ - TimeAxis.prototype.redraw = function () { - var options = this.options; - var props = this.props; - var foreground = this.dom.foreground; - var background = this.dom.background; + var start = moment(body.range.start); + var end = moment(body.range.end); - // 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); + var totalRange = (body.range.end - body.range.start); + var pixelTime = totalRange / body.domProps.centerContainer.width; - // calculate character width and height - this._calculateCharSize(); + for (var i = 0; i < hiddenDates.length; i++) { + if (hiddenDates[i].repeat !== undefined) { + var startDate = moment(hiddenDates[i].start); + var endDate = moment(hiddenDates[i].end); - // 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; + if (startDate._d == "Invalid Date") { + throw new Error("Supplied start date is not valid: " + hiddenDates[i].start); + } + if (endDate._d == "Invalid Date") { + throw new Error("Supplied end date is not valid: " + hiddenDates[i].end); + } - // 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; + var duration = endDate - startDate; + if (duration >= 4 * pixelTime) { - 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 + var offset = 0; + var runUntil = end.clone(); + switch (hiddenDates[i].repeat) { + case "daily": // case of time + if (startDate.day() != endDate.day()) { + offset = 1; + } + startDate.dayOfYear(start.dayOfYear()); + startDate.year(start.year()); + startDate.subtract(7,'days'); - // 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); + endDate.dayOfYear(start.dayOfYear()); + endDate.year(start.year()); + endDate.subtract(7 - offset,'days'); - foreground.style.height = this.props.height + 'px'; + runUntil.add(1, 'weeks'); + break; + case "weekly": + var dayOffset = endDate.diff(startDate,'days') + var day = startDate.day(); - this._repaintLabels(); + // set the start date to the range.start + startDate.date(start.date()); + startDate.month(start.month()); + startDate.year(start.year()); + endDate = startDate.clone(); - // 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) - } + // force + startDate.day(day); + endDate.day(day); + endDate.add(dayOffset,'days'); - return this._isResized() || parentChanged; - }; + startDate.subtract(1,'weeks'); + endDate.subtract(1,'weeks'); - /** - * Repaint major and minor text labels and vertical grid lines - * @private - */ - TimeAxis.prototype._repaintLabels = function () { - var orientation = this.options.orientation; + runUntil.add(1, 'weeks'); + break + case "monthly": + if (startDate.month() != endDate.month()) { + offset = 1; + } + startDate.month(start.month()); + startDate.year(start.year()); + startDate.subtract(1,'months'); - // calculate range and step (step such that we have space for 7 characters per label) - var start = util.convert(this.body.range.start, 'Number'); - var end = util.convert(this.body.range.end, 'Number'); - var timeLabelsize = this.body.util.toTime((this.props.minorCharWidth || 10) * 7).valueOf(); - var minimumStep = timeLabelsize - DateUtil.getHiddenDurationBefore(this.body.hiddenDates, this.body.range, timeLabelsize); - minimumStep -= this.body.util.toTime(0).valueOf(); + endDate.month(start.month()); + endDate.year(start.year()); + endDate.subtract(1,'months'); + endDate.add(offset,'months'); - var step = new TimeStep(new Date(start), new Date(end), minimumStep, this.body.hiddenDates); - if (this.options.format) { - step.setFormat(this.options.format); - } - this.step = step; + runUntil.add(1, 'months'); + break; + case "yearly": + if (startDate.year() != endDate.year()) { + offset = 1; + } + startDate.year(start.year()); + startDate.subtract(1,'years'); + endDate.year(start.year()); + endDate.subtract(1,'years'); + endDate.add(offset,'years'); - // 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.lines = dom.lines; - dom.redundant.majorTexts = dom.majorTexts; - dom.redundant.minorTexts = dom.minorTexts; - dom.lines = []; - dom.majorTexts = []; - dom.minorTexts = []; - - var cur; - var x = 0; - var isMajor; - var xPrev = 0; - var width = 0; - var prevLine; - var xFirstMajorLabel = undefined; - var max = 0; - var className; - - step.first(); - while (step.hasNext() && max < 1000) { - max++; - - cur = step.getCurrent(); - isMajor = step.isMajor(); - className = step.getClassName(); - - xPrev = x; - x = this.body.util.toScreen(cur); - width = x - xPrev; - if (prevLine) { - prevLine.style.width = width + 'px'; - } - - if (this.options.showMinorLabels) { - this._repaintMinorText(x, step.getLabelMinor(), orientation, className); - } - - if (isMajor && this.options.showMajorLabels) { - if (x > 0) { - if (xFirstMajorLabel == undefined) { - xFirstMajorLabel = x; + runUntil.add(1, 'years'); + break; + default: + console.log("Wrong repeat format, allowed are: daily, weekly, monthly, yearly. Given:", hiddenDates[i].repeat); + return; + } + while (startDate < runUntil) { + body.hiddenDates.push({start: startDate.valueOf(), end: endDate.valueOf()}); + switch (hiddenDates[i].repeat) { + case "daily": + startDate.add(1, 'days'); + endDate.add(1, 'days'); + break; + case "weekly": + startDate.add(1, 'weeks'); + endDate.add(1, 'weeks'); + break + case "monthly": + startDate.add(1, 'months'); + endDate.add(1, 'months'); + break; + case "yearly": + startDate.add(1, 'y'); + endDate.add(1, 'y'); + break; + default: + console.log("Wrong repeat format, allowed are: daily, weekly, monthly, yearly. Given:", hiddenDates[i].repeat); + return; + } + } + body.hiddenDates.push({start: startDate.valueOf(), end: endDate.valueOf()}); } - this._repaintMajorText(x, step.getLabelMajor(), orientation, className); } - prevLine = this._repaintMajorLine(x, orientation, className); } - else { - prevLine = this._repaintMinorLine(x, orientation, className); + // remove duplicates, merge where possible + exports.removeDuplicates(body); + // ensure the new positions are not on hidden dates + var startHidden = exports.isHidden(body.range.start, body.hiddenDates); + var endHidden = exports.isHidden(body.range.end,body.hiddenDates); + var rangeStart = body.range.start; + var rangeEnd = body.range.end; + if (startHidden.hidden == true) {rangeStart = body.range.startToFront == true ? startHidden.startDate - 1 : startHidden.endDate + 1;} + if (endHidden.hidden == true) {rangeEnd = body.range.endToFront == true ? endHidden.startDate - 1 : endHidden.endDate + 1;} + if (startHidden.hidden == true || endHidden.hidden == true) { + body.range._applyRange(rangeStart, rangeEnd); } - - step.next(); } - // 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 + } - if (xFirstMajorLabel == undefined || widthText < xFirstMajorLabel) { - this._repaintMajorText(0, leftText, orientation, className); + + /** + * remove duplicates from the hidden dates list. Duplicates are evil. They mess everything up. + * Scales with N^2 + * @param body + */ + exports.removeDuplicates = function(body) { + var hiddenDates = body.hiddenDates; + var safeDates = []; + for (var i = 0; i < hiddenDates.length; i++) { + for (var j = 0; j < hiddenDates.length; j++) { + if (i != j && hiddenDates[j].remove != true && hiddenDates[i].remove != true) { + // j inside i + if (hiddenDates[j].start >= hiddenDates[i].start && hiddenDates[j].end <= hiddenDates[i].end) { + hiddenDates[j].remove = true; + } + // j start inside i + else if (hiddenDates[j].start >= hiddenDates[i].start && hiddenDates[j].start <= hiddenDates[i].end) { + hiddenDates[i].end = hiddenDates[j].end; + hiddenDates[j].remove = true; + } + // j end inside i + else if (hiddenDates[j].end >= hiddenDates[i].start && hiddenDates[j].end <= hiddenDates[i].end) { + hiddenDates[i].start = hiddenDates[j].start; + hiddenDates[j].remove = true; + } + } } } - // 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); - } + for (var i = 0; i < hiddenDates.length; i++) { + if (hiddenDates[i].remove !== true) { + safeDates.push(hiddenDates[i]); } - }); - }; + } + + body.hiddenDates = safeDates; + body.hiddenDates.sort(function (a, b) { + return a.start - b.start; + }); // sort by start time + } + + exports.printDates = function(dates) { + for (var i =0; i < dates.length; i++) { + console.log(i, new Date(dates[i].start),new Date(dates[i].end), dates[i].start, dates[i].end, dates[i].remove); + } + } /** - * Create a minor label for the axis at position x - * @param {Number} x - * @param {String} text - * @param {String} orientation "top" or "bottom" (default) - * @param {String} className - * @private + * Used in TimeStep to avoid the hidden times. + * @param timeStep + * @param previousTime */ - TimeAxis.prototype._repaintMinorText = function (x, text, orientation, className) { - // 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); - this.dom.foreground.appendChild(label); + exports.stepOverHiddenDates = function(timeStep, previousTime) { + var stepInHidden = false; + var currentValue = timeStep.current.valueOf(); + for (var i = 0; i < timeStep.hiddenDates.length; i++) { + var startDate = timeStep.hiddenDates[i].start; + var endDate = timeStep.hiddenDates[i].end; + if (currentValue >= startDate && currentValue < endDate) { + stepInHidden = true; + break; + } } - this.dom.minorTexts.push(label); - label.childNodes[0].nodeValue = text; + if (stepInHidden == true && currentValue < timeStep._end.valueOf() && currentValue != previousTime) { + var prevValue = moment(previousTime); + var newValue = moment(endDate); + //check if the next step should be major + if (prevValue.year() != newValue.year()) {timeStep.switchedYear = true;} + else if (prevValue.month() != newValue.month()) {timeStep.switchedMonth = true;} + else if (prevValue.dayOfYear() != newValue.dayOfYear()) {timeStep.switchedDay = true;} - label.style.top = (orientation == 'top') ? (this.props.majorLabelHeight + 'px') : '0'; - label.style.left = x + 'px'; - label.className = 'text minor ' + className; - //label.title = title; // TODO: this is a heavy operation + timeStep.current = newValue.toDate(); + } }; + + ///** + // * Used in TimeStep to avoid the hidden times. + // * @param timeStep + // * @param previousTime + // */ + //exports.checkFirstStep = function(timeStep) { + // var stepInHidden = false; + // var currentValue = timeStep.current.valueOf(); + // for (var i = 0; i < timeStep.hiddenDates.length; i++) { + // var startDate = timeStep.hiddenDates[i].start; + // var endDate = timeStep.hiddenDates[i].end; + // if (currentValue >= startDate && currentValue < endDate) { + // stepInHidden = true; + // break; + // } + // } + // + // if (stepInHidden == true && currentValue <= timeStep._end.valueOf()) { + // var newValue = moment(endDate); + // timeStep.current = newValue.toDate(); + // } + //}; + /** - * Create a Major label for the axis at position x - * @param {Number} x - * @param {String} text - * @param {String} orientation "top" or "bottom" (default) - * @param {String} className - * @private + * replaces the Core toScreen methods + * @param Core + * @param time + * @param width + * @returns {number} */ - TimeAxis.prototype._repaintMajorText = function (x, text, orientation, className) { - // reuse redundant label - var label = this.dom.redundant.majorTexts.shift(); + exports.toScreen = function(Core, time, width) { + if (Core.body.hiddenDates.length == 0) { + var conversion = Core.range.conversion(width); + return (time.valueOf() - conversion.offset) * conversion.scale; + } + else { + var hidden = exports.isHidden(time, Core.body.hiddenDates) + if (hidden.hidden == true) { + time = hidden.startDate; + } - if (!label) { - // create label - var content = document.createTextNode(text); - label = document.createElement('div'); - label.appendChild(content); - this.dom.foreground.appendChild(label); + var duration = exports.getHiddenDurationBetween(Core.body.hiddenDates, Core.range.start, Core.range.end); + time = exports.correctTimeForHidden(Core.body.hiddenDates, Core.range, time); + + var conversion = Core.range.conversion(width, duration); + return (time.valueOf() - conversion.offset) * conversion.scale; } - this.dom.majorTexts.push(label); + }; - label.childNodes[0].nodeValue = text; - label.className = 'text major ' + className; - //label.title = title; // TODO: this is a heavy operation - - label.style.top = (orientation == 'top') ? '0' : (this.props.minorLabelHeight + 'px'); - label.style.left = x + 'px'; - }; /** - * Create a minor line for the axis at position x - * @param {Number} x - * @param {String} orientation "top" or "bottom" (default) - * @param {String} className - * @return {Element} Returns the created line - * @private + * Replaces the core toTime methods + * @param body + * @param range + * @param x + * @param width + * @returns {Date} */ - TimeAxis.prototype._repaintMinorLine = function (x, orientation, className) { - // reuse redundant line - var line = this.dom.redundant.lines.shift(); - if (!line) { - // create vertical line - line = document.createElement('div'); - this.dom.background.appendChild(line); - } - this.dom.lines.push(line); - - var props = this.props; - if (orientation == 'top') { - line.style.top = props.majorLabelHeight + 'px'; + exports.toTime = function(Core, x, width) { + if (Core.body.hiddenDates.length == 0) { + var conversion = Core.range.conversion(width); + return new Date(x / conversion.scale + conversion.offset); } else { - line.style.top = this.body.domProps.top.height + 'px'; + var hiddenDuration = exports.getHiddenDurationBetween(Core.body.hiddenDates, Core.range.start, Core.range.end); + var totalDuration = Core.range.end - Core.range.start - hiddenDuration; + var partialDuration = totalDuration * x / width; + var accumulatedHiddenDuration = exports.getAccumulatedHiddenDuration(Core.body.hiddenDates, Core.range, partialDuration); + + var newTime = new Date(accumulatedHiddenDuration + partialDuration + Core.range.start); + return newTime; } - line.style.height = props.minorLineHeight + 'px'; - line.style.left = (x - props.minorLineWidth / 2) + 'px'; + }; - line.className = 'grid vertical minor ' + className; - return line; + /** + * Support function + * + * @param hiddenDates + * @param range + * @returns {number} + */ + exports.getHiddenDurationBetween = function(hiddenDates, start, end) { + var duration = 0; + for (var i = 0; i < hiddenDates.length; i++) { + var startDate = hiddenDates[i].start; + var endDate = hiddenDates[i].end; + // if time after the cutout, and the + if (startDate >= start && endDate < end) { + duration += endDate - startDate; + } + } + return duration; }; + /** - * Create a Major line for the axis at position x - * @param {Number} x - * @param {String} orientation "top" or "bottom" (default) - * @param {String} className - * @return {Element} Returns the created line - * @private + * Support function + * @param hiddenDates + * @param range + * @param time + * @returns {{duration: number, time: *, offset: number}} */ - TimeAxis.prototype._repaintMajorLine = function (x, orientation, className) { - // reuse redundant line - var line = this.dom.redundant.lines.shift(); - if (!line) { - // create vertical line - line = document.createElement('div'); - this.dom.background.appendChild(line); - } - this.dom.lines.push(line); + exports.correctTimeForHidden = function(hiddenDates, range, time) { + time = moment(time).toDate().valueOf(); + time -= exports.getHiddenDurationBefore(hiddenDates,range,time); + return time; + }; - var props = this.props; - if (orientation == 'top') { - line.style.top = '0'; - } - else { - line.style.top = this.body.domProps.top.height + 'px'; + exports.getHiddenDurationBefore = function(hiddenDates, range, time) { + var timeOffset = 0; + time = moment(time).toDate().valueOf(); + + for (var i = 0; i < hiddenDates.length; i++) { + var startDate = hiddenDates[i].start; + var endDate = hiddenDates[i].end; + // if time after the cutout, and the + if (startDate >= range.start && endDate < range.end) { + if (time >= endDate) { + timeOffset += (endDate - startDate); + } + } } - line.style.left = (x - props.majorLineWidth / 2) + 'px'; - line.style.height = props.majorLineHeight + 'px'; + return timeOffset; + } - line.className = 'grid vertical major ' + className; + /** + * sum the duration from start to finish, including the hidden duration, + * until the required amount has been reached, return the accumulated hidden duration + * @param hiddenDates + * @param range + * @param time + * @returns {{duration: number, time: *, offset: number}} + */ + exports.getAccumulatedHiddenDuration = function(hiddenDates, range, requiredDuration) { + var hiddenDuration = 0; + var duration = 0; + var previousPoint = range.start; + //exports.printDates(hiddenDates) + for (var i = 0; i < hiddenDates.length; i++) { + var startDate = hiddenDates[i].start; + var endDate = hiddenDates[i].end; + // if time after the cutout, and the + if (startDate >= range.start && endDate < range.end) { + duration += startDate - previousPoint; + previousPoint = endDate; + if (duration >= requiredDuration) { + break; + } + else { + hiddenDuration += endDate - startDate; + } + } + } - return line; + return hiddenDuration; }; - /** - * 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 - */ - 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); + /** + * used to step over to either side of a hidden block. Correction is disabled on tablets, might be set to true + * @param hiddenDates + * @param time + * @param direction + * @param correctionEnabled + * @returns {*} + */ + exports.snapAwayFromHidden = function(hiddenDates, time, direction, correctionEnabled) { + var isHidden = exports.isHidden(time, hiddenDates); + if (isHidden.hidden == true) { + if (direction < 0) { + if (correctionEnabled == true) { + return isHidden.startDate - (isHidden.endDate - time) - 1; + } + else { + return isHidden.startDate - 1; + } + } + else { + if (correctionEnabled == true) { + return isHidden.endDate + (time - isHidden.startDate) + 1; + } + else { + return isHidden.endDate + 1; + } + } + } + else { + return time; } - 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 major 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 + * Check if a time is hidden + * + * @param time + * @param hiddenDates + * @returns {{hidden: boolean, startDate: Window.start, endDate: *}} */ - TimeAxis.prototype.snap = function(date) { - return this.step.snap(date); - }; - - module.exports = TimeAxis; + exports.isHidden = function(time, hiddenDates) { + for (var i = 0; i < hiddenDates.length; i++) { + var startDate = hiddenDates[i].start; + var endDate = hiddenDates[i].end; + if (time >= startDate && time < endDate) { // if the start is entering a hidden zone + return {hidden: true, startDate: startDate, endDate: endDate}; + break; + } + } + return {hidden: false, startDate: startDate, endDate: endDate}; + } /***/ }, -/* 38 */ +/* 36 */ /***/ function(module, exports, __webpack_require__) { - var moment = __webpack_require__(2); - var DateUtil = __webpack_require__(24); var util = __webpack_require__(1); + var Component = __webpack_require__(24); + var TimeStep = __webpack_require__(37); + var DateUtil = __webpack_require__(35); + 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 + * 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 TimeStep(start, end, minimumStep, hiddenDates) { - // variables - this.current = new Date(); - this._start = new Date(); - this._end = new Date(); + function TimeAxis (body, options) { + this.dom = { + foreground: null, + lines: [], + majorTexts: [], + minorTexts: [], + redundant: { + lines: [], + majorTexts: [], + minorTexts: [] + } + }; + this.props = { + range: { + start: 0, + end: 0, + minimumStep: 0 + }, + lineTop: 0 + }; - this.autoScale = true; - this.scale = 'day'; - this.step = 1; + this.defaultOptions = { + orientation: 'bottom', // supported: 'top', 'bottom' + // TODO: implement timeaxis orientations 'left' and 'right' + showMinorLabels: true, + showMajorLabels: true, + format: null + }; + this.options = util.extend({}, this.defaultOptions); - // initialize the range - this.setRange(start, end, minimumStep); + this.body = body; - // hidden Dates options - this.switchedDay = false; - this.switchedMonth = false; - this.switchedYear = false; - this.hiddenDates = hiddenDates; - if (hiddenDates === undefined) { - this.hiddenDates = []; - } + // create the HTML DOM + this._create(); - this.format = TimeStep.FORMAT; // default formatting + this.setOptions(options); } - // Time formatting - TimeStep.FORMAT = { - minorLabels: { - millisecond:'SSS', - second: 's', - minute: 'HH:mm', - hour: 'HH:mm', - weekday: 'ddd D', - day: 'D', - month: 'MMM', - year: 'YYYY' - }, - majorLabels: { - millisecond:'HH:mm:ss', - second: 'D MMMM HH:mm', - minute: 'ddd D MMMM', - hour: 'ddd D MMMM', - weekday: 'MMMM YYYY', - day: 'MMMM YYYY', - month: 'YYYY', - year: '' - } - }; - - /** - * Set custom formatting for the minor an major labels of the TimeStep. - * Both `minorLabels` and `majorLabels` are an Object with properties: - * 'millisecond, 'second, 'minute', 'hour', 'weekday, 'day, 'month, 'year'. - * @param {{minorLabels: Object, majorLabels: Object}} format - */ - TimeStep.prototype.setFormat = function (format) { - var defaultFormat = util.deepExtend({}, TimeStep.FORMAT); - this.format = util.deepExtend(defaultFormat, format); - }; + TimeAxis.prototype = new Component(); /** - * 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 + * Set options for the TimeAxis. + * Parameters will be merged in current options. + * @param {Object} options Available options: + * {string} [orientation] + * {boolean} [showMinorLabels] + * {boolean} [showMajorLabels] */ - TimeStep.prototype.setRange = function(start, end, minimumStep) { - if (!(start instanceof Date) || !(end instanceof Date)) { - throw "No legal start or end date in method setRange"; - } - - this._start = (start != undefined) ? new Date(start.valueOf()) : new Date(); - this._end = (end != undefined) ? new Date(end.valueOf()) : new Date(); + TimeAxis.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + util.selectiveExtend([ + 'orientation', + 'showMinorLabels', + 'showMajorLabels', + 'hiddenDates', + 'format' + ], this.options, options); - if (this.autoScale) { - this.setMinimumStep(minimumStep); + // 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); + } + } } }; /** - * Set the range iterator to the start date. + * Create the HTML DOM for the TimeAxis */ - TimeStep.prototype.first = function() { - this.current = new Date(this._start.valueOf()); - this.roundToMinor(); + 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'; }; /** - * Round the current date to the first minor date value - * This must be executed once when the current date is set to start Date + * Destroy the TimeAxis */ - 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 'year': - this.current.setFullYear(this.step * Math.floor(this.current.getFullYear() / this.step)); - this.current.setMonth(0); - case 'month': this.current.setDate(1); - case 'day': // intentional fall through - case 'weekday': this.current.setHours(0); - case 'hour': this.current.setMinutes(0); - case 'minute': this.current.setSeconds(0); - case 'second': this.current.setMilliseconds(0); - //case 'millisecond': // nothing to do for milliseconds + TimeAxis.prototype.destroy = function() { + // remove from DOM + if (this.dom.foreground.parentNode) { + this.dom.foreground.parentNode.removeChild(this.dom.foreground); } - - if (this.step != 1) { - // round down to the first minor value that is a multiple of the current step size - switch (this.scale) { - case 'millisecond': this.current.setMilliseconds(this.current.getMilliseconds() - this.current.getMilliseconds() % this.step); break; - case 'second': this.current.setSeconds(this.current.getSeconds() - this.current.getSeconds() % this.step); break; - case 'minute': this.current.setMinutes(this.current.getMinutes() - this.current.getMinutes() % this.step); break; - case 'hour': this.current.setHours(this.current.getHours() - this.current.getHours() % this.step); break; - case 'weekday': // intentional fall through - case 'day': this.current.setDate((this.current.getDate()-1) - (this.current.getDate()-1) % this.step + 1); break; - case 'month': this.current.setMonth(this.current.getMonth() - this.current.getMonth() % this.step); break; - case 'year': this.current.setFullYear(this.current.getFullYear() - this.current.getFullYear() % this.step); break; - default: break; - } + if (this.dom.background.parentNode) { + this.dom.background.parentNode.removeChild(this.dom.background); } + + this.body = null; }; /** - * Check if the there is a next step - * @return {boolean} true if the current date has not passed the end date + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - TimeStep.prototype.hasNext = function () { - return (this.current.valueOf() <= this._end.valueOf()); + TimeAxis.prototype.redraw = function () { + var options = this.options; + var props = this.props; + var foreground = this.dom.foreground; + var 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); + + 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; }; /** - * Do the next step + * Repaint major and minor text labels and vertical grid lines + * @private */ - TimeStep.prototype.next = function() { - var prev = this.current.valueOf(); + TimeAxis.prototype._repaintLabels = function () { + var orientation = this.options.orientation; - // 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 'millisecond': + // calculate range and step (step such that we have space for 7 characters per label) + var start = util.convert(this.body.range.start, 'Number'); + var end = util.convert(this.body.range.end, 'Number'); + var timeLabelsize = this.body.util.toTime((this.props.minorCharWidth || 10) * 7).valueOf(); + var minimumStep = timeLabelsize - DateUtil.getHiddenDurationBefore(this.body.hiddenDates, this.body.range, timeLabelsize); + minimumStep -= this.body.util.toTime(0).valueOf(); - this.current = new Date(this.current.valueOf() + this.step); break; - case 'second': this.current = new Date(this.current.valueOf() + this.step * 1000); break; - case 'minute': this.current = new Date(this.current.valueOf() + this.step * 1000 * 60); break; - case '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 'weekday': // intentional fall through - case 'day': this.current.setDate(this.current.getDate() + this.step); break; - case 'month': this.current.setMonth(this.current.getMonth() + this.step); break; - case 'year': this.current.setFullYear(this.current.getFullYear() + this.step); break; - default: break; - } + var step = new TimeStep(new Date(start), new Date(end), minimumStep, this.body.hiddenDates); + if (this.options.format) { + step.setFormat(this.options.format); } - else { - switch (this.scale) { - case 'millisecond': this.current = new Date(this.current.valueOf() + this.step); break; - case 'second': this.current.setSeconds(this.current.getSeconds() + this.step); break; - case 'minute': this.current.setMinutes(this.current.getMinutes() + this.step); break; - case 'hour': this.current.setHours(this.current.getHours() + this.step); break; - case 'weekday': // intentional fall through - case 'day': this.current.setDate(this.current.getDate() + this.step); break; - case 'month': this.current.setMonth(this.current.getMonth() + this.step); break; - case 'year': this.current.setFullYear(this.current.getFullYear() + this.step); break; - default: break; + this.step = step; + + // 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.lines = dom.lines; + dom.redundant.majorTexts = dom.majorTexts; + dom.redundant.minorTexts = dom.minorTexts; + dom.lines = []; + dom.majorTexts = []; + dom.minorTexts = []; + + var cur; + var x = 0; + var isMajor; + var xPrev = 0; + var width = 0; + var prevLine; + var xFirstMajorLabel = undefined; + var max = 0; + var className; + + step.first(); + while (step.hasNext() && max < 1000) { + max++; + + cur = step.getCurrent(); + isMajor = step.isMajor(); + className = step.getClassName(); + + xPrev = x; + x = this.body.util.toScreen(cur); + width = x - xPrev; + if (prevLine) { + prevLine.style.width = width + 'px'; } - } - if (this.step != 1) { - // round down to the correct major value - switch (this.scale) { - case 'millisecond': if(this.current.getMilliseconds() < this.step) this.current.setMilliseconds(0); break; - case 'second': if(this.current.getSeconds() < this.step) this.current.setSeconds(0); break; - case 'minute': if(this.current.getMinutes() < this.step) this.current.setMinutes(0); break; - case 'hour': if(this.current.getHours() < this.step) this.current.setHours(0); break; - case 'weekday': // intentional fall through - case 'day': if(this.current.getDate() < this.step+1) this.current.setDate(1); break; - case 'month': if(this.current.getMonth() < this.step) this.current.setMonth(0); break; - case 'year': break; // nothing to do for year - default: break; + if (this.options.showMinorLabels) { + this._repaintMinorText(x, step.getLabelMinor(), orientation, className); + } + + if (isMajor && this.options.showMajorLabels) { + if (x > 0) { + if (xFirstMajorLabel == undefined) { + xFirstMajorLabel = x; + } + this._repaintMajorText(x, step.getLabelMajor(), orientation, className); + } + prevLine = this._repaintMajorLine(x, orientation, className); } + else { + prevLine = this._repaintMinorLine(x, orientation, className); + } + + step.next(); } - // 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 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 + + if (xFirstMajorLabel == undefined || widthText < xFirstMajorLabel) { + this._repaintMajorText(0, leftText, orientation, className); + } } - DateUtil.stepOverHiddenDates(this, prev); + // 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); + } + } + }); }; - /** - * Get the current datetime - * @return {Date} current The current date + * Create a minor label for the axis at position x + * @param {Number} x + * @param {String} text + * @param {String} orientation "top" or "bottom" (default) + * @param {String} className + * @private */ - TimeStep.prototype.getCurrent = function() { - return this.current; + TimeAxis.prototype._repaintMinorText = function (x, text, orientation, className) { + // 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); + 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.className = 'text minor ' + className; + //label.title = title; // TODO: this is a heavy operation }; /** - * 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 {string} newScale - * A scale. Choose from 'millisecond, 'second, - * 'minute', 'hour', 'weekday, 'day, 'month, 'year'. - * @param {Number} newStep A step size, by default 1. Choose for - * example 1, 2, 5, or 10. + * Create a Major label for the axis at position x + * @param {Number} x + * @param {String} text + * @param {String} orientation "top" or "bottom" (default) + * @param {String} className + * @private */ - TimeStep.prototype.setScale = function(newScale, newStep) { - this.scale = newScale; + TimeAxis.prototype._repaintMajorText = function (x, text, orientation, className) { + // reuse redundant label + var label = this.dom.redundant.majorTexts.shift(); - if (newStep > 0) { - this.step = newStep; + if (!label) { + // create label + var content = document.createTextNode(text); + label = document.createElement('div'); + label.appendChild(content); + this.dom.foreground.appendChild(label); } + this.dom.majorTexts.push(label); - this.autoScale = false; + label.childNodes[0].nodeValue = text; + label.className = 'text major ' + className; + //label.title = title; // TODO: this is a heavy operation + + label.style.top = (orientation == 'top') ? '0' : (this.props.minorLabelHeight + 'px'); + label.style.left = x + 'px'; }; /** - * Enable or disable autoscaling - * @param {boolean} enable If true, autoascaling is set true + * Create a minor line for the axis at position x + * @param {Number} x + * @param {String} orientation "top" or "bottom" (default) + * @param {String} className + * @return {Element} Returns the created line + * @private */ - TimeStep.prototype.setAutoScale = function (enable) { - this.autoScale = enable; - }; + TimeAxis.prototype._repaintMinorLine = function (x, orientation, className) { + // reuse redundant line + var line = this.dom.redundant.lines.shift(); + if (!line) { + // create vertical line + line = document.createElement('div'); + this.dom.background.appendChild(line); + } + this.dom.lines.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'; + + line.className = 'grid vertical minor ' + className; + return line; + }; /** - * Automatically determine the scale that bests fits the provided minimum step - * @param {Number} [minimumStep] The minimum step size in milliseconds + * Create a Major line for the axis at position x + * @param {Number} x + * @param {String} orientation "top" or "bottom" (default) + * @param {String} className + * @return {Element} Returns the created line + * @private */ - TimeStep.prototype.setMinimumStep = function(minimumStep) { - if (minimumStep == undefined) { - return; + TimeAxis.prototype._repaintMajorLine = function (x, orientation, className) { + // reuse redundant line + var line = this.dom.redundant.lines.shift(); + if (!line) { + // create vertical line + line = document.createElement('div'); + this.dom.background.appendChild(line); } + this.dom.lines.push(line); - //var b = asc + ds; + 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'; - 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); + line.className = 'grid vertical major ' + className; - // find the smallest step that is larger than the provided minimumStep - if (stepYear*1000 > minimumStep) {this.scale = 'year'; this.step = 1000;} - if (stepYear*500 > minimumStep) {this.scale = 'year'; this.step = 500;} - if (stepYear*100 > minimumStep) {this.scale = 'year'; this.step = 100;} - if (stepYear*50 > minimumStep) {this.scale = 'year'; this.step = 50;} - if (stepYear*10 > minimumStep) {this.scale = 'year'; this.step = 10;} - if (stepYear*5 > minimumStep) {this.scale = 'year'; this.step = 5;} - if (stepYear > minimumStep) {this.scale = 'year'; this.step = 1;} - if (stepMonth*3 > minimumStep) {this.scale = 'month'; this.step = 3;} - if (stepMonth > minimumStep) {this.scale = 'month'; this.step = 1;} - if (stepDay*5 > minimumStep) {this.scale = 'day'; this.step = 5;} - if (stepDay*2 > minimumStep) {this.scale = 'day'; this.step = 2;} - if (stepDay > minimumStep) {this.scale = 'day'; this.step = 1;} - if (stepDay/2 > minimumStep) {this.scale = 'weekday'; this.step = 1;} - if (stepHour*4 > minimumStep) {this.scale = 'hour'; this.step = 4;} - if (stepHour > minimumStep) {this.scale = 'hour'; this.step = 1;} - if (stepMinute*15 > minimumStep) {this.scale = 'minute'; this.step = 15;} - if (stepMinute*10 > minimumStep) {this.scale = 'minute'; this.step = 10;} - if (stepMinute*5 > minimumStep) {this.scale = 'minute'; this.step = 5;} - if (stepMinute > minimumStep) {this.scale = 'minute'; this.step = 1;} - if (stepSecond*15 > minimumStep) {this.scale = 'second'; this.step = 15;} - if (stepSecond*10 > minimumStep) {this.scale = 'second'; this.step = 10;} - if (stepSecond*5 > minimumStep) {this.scale = 'second'; this.step = 5;} - if (stepSecond > minimumStep) {this.scale = 'second'; this.step = 1;} - if (stepMillisecond*200 > minimumStep) {this.scale = 'millisecond'; this.step = 200;} - if (stepMillisecond*100 > minimumStep) {this.scale = 'millisecond'; this.step = 100;} - if (stepMillisecond*50 > minimumStep) {this.scale = 'millisecond'; this.step = 50;} - if (stepMillisecond*10 > minimumStep) {this.scale = 'millisecond'; this.step = 10;} - if (stepMillisecond*5 > minimumStep) {this.scale = 'millisecond'; this.step = 5;} - if (stepMillisecond > minimumStep) {this.scale = 'millisecond'; this.step = 1;} + return line; }; /** - * 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 + * 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 */ - TimeStep.prototype.snap = function(date) { - var clone = new Date(date.valueOf()); + 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. - if (this.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 == '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); - } + // 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'; - clone.setHours(0); - clone.setMinutes(0); - clone.setSeconds(0); - clone.setMilliseconds(0); - } - else if (this.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 == '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 == '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 == '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 == '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; - } + this.dom.measureCharMinor.appendChild(document.createTextNode('0')); + this.dom.foreground.appendChild(this.dom.measureCharMinor); } - else if (this.scale == 'millisecond') { - var step = this.step > 5 ? this.step / 2 : 1; - clone.setMilliseconds(Math.round(clone.getMilliseconds() / step) * step); + 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 major measure'; + this.dom.measureCharMajor.style.position = 'absolute'; + + this.dom.measureCharMajor.appendChild(document.createTextNode('0')); + this.dom.foreground.appendChild(this.dom.measureCharMajor); } - - return clone; + this.props.majorCharHeight = this.dom.measureCharMajor.clientHeight; + this.props.majorCharWidth = this.dom.measureCharMajor.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. + * 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 */ - TimeStep.prototype.isMajor = function() { - if (this.switchedYear == true) { - this.switchedYear = false; - switch (this.scale) { - case 'year': - case 'month': - case 'weekday': - case 'day': - case 'hour': - case 'minute': - case 'second': - case 'millisecond': - return true; - default: - return false; - } - } - else if (this.switchedMonth == true) { - this.switchedMonth = false; - switch (this.scale) { - case 'weekday': - case 'day': - case 'hour': - case 'minute': - case 'second': - case 'millisecond': - return true; - default: - return false; - } - } - else if (this.switchedDay == true) { - this.switchedDay = false; - switch (this.scale) { - case 'millisecond': - case 'second': - case 'minute': - case 'hour': - return true; - default: - return false; - } - } - - switch (this.scale) { - case 'millisecond': - return (this.current.getMilliseconds() == 0); - case 'second': - return (this.current.getSeconds() == 0); - case 'minute': - return (this.current.getHours() == 0) && (this.current.getMinutes() == 0); - case 'hour': - return (this.current.getHours() == 0); - case 'weekday': // intentional fall through - case 'day': - return (this.current.getDate() == 1); - case 'month': - return (this.current.getMonth() == 0); - case 'year': - return false; - default: - return false; - } + TimeAxis.prototype.snap = function(date) { + return this.step.snap(date); }; + module.exports = TimeAxis; - /** - * 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 - */ - TimeStep.prototype.getLabelMinor = function(date) { - if (date == undefined) { - date = this.current; - } - var format = this.format.minorLabels[this.scale]; - return (format && format.length > 0) ? moment(date).format(format) : ''; - }; +/***/ }, +/* 37 */ +/***/ function(module, exports, __webpack_require__) { + + var moment = __webpack_require__(2); + var DateUtil = __webpack_require__(35); + var util = __webpack_require__(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 + * @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 */ - TimeStep.prototype.getLabelMajor = function(date) { - if (date == undefined) { - date = this.current; - } + function TimeStep(start, end, minimumStep, hiddenDates) { + // variables + this.current = new Date(); + this._start = new Date(); + this._end = new Date(); - var format = this.format.majorLabels[this.scale]; - return (format && format.length > 0) ? moment(date).format(format) : ''; - }; + this.autoScale = true; + this.scale = 'day'; + this.step = 1; - TimeStep.prototype.getClassName = function() { - var m = moment(this.current); - var date = m.locale ? m.locale('en') : m.lang('en'); // old versions of moment have .lang() function - var step = this.step; + // initialize the range + this.setRange(start, end, minimumStep); - function even(value) { - return (value / step % 2 == 0) ? ' even' : ' odd'; + // hidden Dates options + this.switchedDay = false; + this.switchedMonth = false; + this.switchedYear = false; + this.hiddenDates = hiddenDates; + if (hiddenDates === undefined) { + this.hiddenDates = []; } - function today(date) { - if (date.isSame(new Date(), 'day')) { - return ' today'; - } - if (date.isSame(moment().add(1, 'day'), 'day')) { - return ' tomorrow'; - } - if (date.isSame(moment().add(-1, 'day'), 'day')) { - return ' yesterday'; - } - return ''; - } + this.format = TimeStep.FORMAT; // default formatting + } - function currentWeek(date) { - return date.isSame(new Date(), 'week') ? ' current-week' : ''; + // Time formatting + TimeStep.FORMAT = { + minorLabels: { + millisecond:'SSS', + second: 's', + minute: 'HH:mm', + hour: 'HH:mm', + weekday: 'ddd D', + day: 'D', + month: 'MMM', + year: 'YYYY' + }, + majorLabels: { + millisecond:'HH:mm:ss', + second: 'D MMMM HH:mm', + minute: 'ddd D MMMM', + hour: 'ddd D MMMM', + weekday: 'MMMM YYYY', + day: 'MMMM YYYY', + month: 'YYYY', + year: '' } + }; - function currentMonth(date) { - return date.isSame(new Date(), 'month') ? ' current-month' : ''; - } + /** + * Set custom formatting for the minor an major labels of the TimeStep. + * Both `minorLabels` and `majorLabels` are an Object with properties: + * 'millisecond, 'second, 'minute', 'hour', 'weekday, 'day, 'month, 'year'. + * @param {{minorLabels: Object, majorLabels: Object}} format + */ + TimeStep.prototype.setFormat = function (format) { + var defaultFormat = util.deepExtend({}, TimeStep.FORMAT); + this.format = util.deepExtend(defaultFormat, format); + }; - function currentYear(date) { - return date.isSame(new Date(), 'year') ? ' current-year' : ''; + /** + * 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 + */ + TimeStep.prototype.setRange = function(start, end, minimumStep) { + if (!(start instanceof Date) || !(end instanceof Date)) { + throw "No legal start or end date in method setRange"; } - switch (this.scale) { - case 'millisecond': - return even(date.milliseconds()).trim(); - - case 'second': - return even(date.seconds()).trim(); - - case 'minute': - return even(date.minutes()).trim(); - - case 'hour': - var hours = date.hours(); - if (this.step == 4) { - hours = hours + '-' + (hours + 4); - } - return hours + 'h' + today(date) + even(date.hours()); - - case 'weekday': - return date.format('dddd').toLowerCase() + - today(date) + currentWeek(date) + even(date.date()); - - case 'day': - var day = date.date(); - var month = date.format('MMMM').toLowerCase(); - return 'day' + day + ' ' + month + currentMonth(date) + even(day - 1); - - case 'month': - return date.format('MMMM').toLowerCase() + - currentMonth(date) + even(date.month()); - - case 'year': - var year = date.year(); - return 'year' + year + currentYear(date)+ even(year); + this._start = (start != undefined) ? new Date(start.valueOf()) : new Date(); + this._end = (end != undefined) ? new Date(end.valueOf()) : new Date(); - default: - return ''; + if (this.autoScale) { + this.setMinimumStep(minimumStep); } }; - module.exports = TimeStep; - - -/***/ }, -/* 39 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - var Component = __webpack_require__(23); - var moment = __webpack_require__(2); - var locales = __webpack_require__(40); - /** - * A current time bar - * @param {{range: Range, dom: Object, domProps: Object}} body - * @param {Object} [options] Available parameters: - * {Boolean} [showCurrentTime] - * @constructor CurrentTime - * @extends Component + * Set the range iterator to the start date. */ - function CurrentTime (body, options) { - this.body = body; - - // default options - this.defaultOptions = { - showCurrentTime: true, - - locales: locales, - locale: 'en' - }; - this.options = util.extend({}, this.defaultOptions); - this.offset = 0; - - this._create(); - - this.setOptions(options); - } - - CurrentTime.prototype = new Component(); + TimeStep.prototype.first = function() { + this.current = new Date(this._start.valueOf()); + this.roundToMinor(); + }; /** - * Create the HTML DOM for the current time bar - * @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 */ - CurrentTime.prototype._create = function() { - var bar = document.createElement('div'); - bar.className = 'currenttime'; - bar.style.position = 'absolute'; - bar.style.top = '0px'; - bar.style.height = '100%'; + 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 'year': + this.current.setFullYear(this.step * Math.floor(this.current.getFullYear() / this.step)); + this.current.setMonth(0); + case 'month': this.current.setDate(1); + case 'day': // intentional fall through + case 'weekday': this.current.setHours(0); + case 'hour': this.current.setMinutes(0); + case 'minute': this.current.setSeconds(0); + case 'second': this.current.setMilliseconds(0); + //case 'millisecond': // nothing to do for milliseconds + } - this.bar = bar; + if (this.step != 1) { + // round down to the first minor value that is a multiple of the current step size + switch (this.scale) { + case 'millisecond': this.current.setMilliseconds(this.current.getMilliseconds() - this.current.getMilliseconds() % this.step); break; + case 'second': this.current.setSeconds(this.current.getSeconds() - this.current.getSeconds() % this.step); break; + case 'minute': this.current.setMinutes(this.current.getMinutes() - this.current.getMinutes() % this.step); break; + case 'hour': this.current.setHours(this.current.getHours() - this.current.getHours() % this.step); break; + case 'weekday': // intentional fall through + case 'day': this.current.setDate((this.current.getDate()-1) - (this.current.getDate()-1) % this.step + 1); break; + case 'month': this.current.setMonth(this.current.getMonth() - this.current.getMonth() % this.step); break; + case 'year': this.current.setFullYear(this.current.getFullYear() - this.current.getFullYear() % this.step); break; + default: break; + } + } }; /** - * Destroy the CurrentTime bar + * Check if the there is a next step + * @return {boolean} true if the current date has not passed the end date */ - CurrentTime.prototype.destroy = function () { - this.options.showCurrentTime = false; - this.redraw(); // will remove the bar from the DOM and stop refreshing - - this.body = null; + TimeStep.prototype.hasNext = function () { + return (this.current.valueOf() <= this._end.valueOf()); }; /** - * Set options for the component. Options will be merged in current options. - * @param {Object} options Available parameters: - * {boolean} [showCurrentTime] + * Do the next step */ - CurrentTime.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend(['showCurrentTime', 'locale', 'locales'], this.options, options); - } - }; + TimeStep.prototype.next = function() { + var prev = this.current.valueOf(); - /** - * Repaint the component - * @return {boolean} Returns true if the component is resized - */ - 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); + // 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 'millisecond': - this.start(); + this.current = new Date(this.current.valueOf() + this.step); break; + case 'second': this.current = new Date(this.current.valueOf() + this.step * 1000); break; + case 'minute': this.current = new Date(this.current.valueOf() + this.step * 1000 * 60); break; + case '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 'weekday': // intentional fall through + case 'day': this.current.setDate(this.current.getDate() + this.step); break; + case 'month': this.current.setMonth(this.current.getMonth() + this.step); break; + case 'year': this.current.setFullYear(this.current.getFullYear() + this.step); break; + default: break; } - - var now = new Date(new Date().valueOf() + this.offset); - var x = this.body.util.toScreen(now); - - 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); + switch (this.scale) { + case 'millisecond': this.current = new Date(this.current.valueOf() + this.step); break; + case 'second': this.current.setSeconds(this.current.getSeconds() + this.step); break; + case 'minute': this.current.setMinutes(this.current.getMinutes() + this.step); break; + case 'hour': this.current.setHours(this.current.getHours() + this.step); break; + case 'weekday': // intentional fall through + case 'day': this.current.setDate(this.current.getDate() + this.step); break; + case 'month': this.current.setMonth(this.current.getMonth() + this.step); break; + case 'year': this.current.setFullYear(this.current.getFullYear() + this.step); break; + default: break; } - this.stop(); } - return false; - }; - - /** - * Start auto refreshing the current time bar - */ - CurrentTime.prototype.start = function() { - var me = this; - - function update () { - me.stop(); - - // 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(); + if (this.step != 1) { + // round down to the correct major value + switch (this.scale) { + case 'millisecond': if(this.current.getMilliseconds() < this.step) this.current.setMilliseconds(0); break; + case 'second': if(this.current.getSeconds() < this.step) this.current.setSeconds(0); break; + case 'minute': if(this.current.getMinutes() < this.step) this.current.setMinutes(0); break; + case 'hour': if(this.current.getHours() < this.step) this.current.setHours(0); break; + case 'weekday': // intentional fall through + case 'day': if(this.current.getDate() < this.step+1) this.current.setDate(1); break; + case 'month': if(this.current.getMonth() < this.step) this.current.setMonth(0); break; + case 'year': break; // nothing to do for year + default: break; + } + } - // start a timer to adjust for the new time - me.currentTimeTimer = setTimeout(update, interval); + // 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(); + DateUtil.stepOverHiddenDates(this, prev); }; + /** - * Stop auto refreshing the current time bar + * Get the current datetime + * @return {Date} current The current date */ - CurrentTime.prototype.stop = function() { - if (this.currentTimeTimer !== undefined) { - clearTimeout(this.currentTimeTimer); - delete this.currentTimeTimer; - } + TimeStep.prototype.getCurrent = function() { + return this.current; }; /** - * 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 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 {string} newScale + * A scale. Choose from 'millisecond, 'second, + * 'minute', 'hour', 'weekday, 'day, 'month, 'year'. + * @param {Number} newStep A step size, by default 1. Choose for + * example 1, 2, 5, or 10. */ - CurrentTime.prototype.setCurrentTime = function(time) { - var t = util.convert(time, 'Date').valueOf(); - var now = new Date().valueOf(); - this.offset = t - now; - this.redraw(); + TimeStep.prototype.setScale = function(newScale, newStep) { + this.scale = newScale; + + if (newStep > 0) { + this.step = newStep; + } + + this.autoScale = false; }; /** - * Get the current time. - * @return {Date} Returns the current time. + * Enable or disable autoscaling + * @param {boolean} enable If true, autoascaling is set true */ - CurrentTime.prototype.getCurrentTime = function() { - return new Date(new Date().valueOf() + this.offset); + TimeStep.prototype.setAutoScale = function (enable) { + this.autoScale = enable; }; - module.exports = CurrentTime; + /** + * Automatically determine the scale that bests fits the provided minimum step + * @param {Number} [minimumStep] The minimum step size in milliseconds + */ + TimeStep.prototype.setMinimumStep = function(minimumStep) { + if (minimumStep == undefined) { + return; + } -/***/ }, -/* 40 */ -/***/ function(module, exports, __webpack_require__) { + //var b = asc + ds; - // English - exports['en'] = { - current: 'current', - time: 'time' - }; - exports['en_EN'] = exports['en']; - exports['en_US'] = exports['en']; + 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); - // Dutch - exports['nl'] = { - custom: 'aangepaste', - time: 'tijd' + // find the smallest step that is larger than the provided minimumStep + if (stepYear*1000 > minimumStep) {this.scale = 'year'; this.step = 1000;} + if (stepYear*500 > minimumStep) {this.scale = 'year'; this.step = 500;} + if (stepYear*100 > minimumStep) {this.scale = 'year'; this.step = 100;} + if (stepYear*50 > minimumStep) {this.scale = 'year'; this.step = 50;} + if (stepYear*10 > minimumStep) {this.scale = 'year'; this.step = 10;} + if (stepYear*5 > minimumStep) {this.scale = 'year'; this.step = 5;} + if (stepYear > minimumStep) {this.scale = 'year'; this.step = 1;} + if (stepMonth*3 > minimumStep) {this.scale = 'month'; this.step = 3;} + if (stepMonth > minimumStep) {this.scale = 'month'; this.step = 1;} + if (stepDay*5 > minimumStep) {this.scale = 'day'; this.step = 5;} + if (stepDay*2 > minimumStep) {this.scale = 'day'; this.step = 2;} + if (stepDay > minimumStep) {this.scale = 'day'; this.step = 1;} + if (stepDay/2 > minimumStep) {this.scale = 'weekday'; this.step = 1;} + if (stepHour*4 > minimumStep) {this.scale = 'hour'; this.step = 4;} + if (stepHour > minimumStep) {this.scale = 'hour'; this.step = 1;} + if (stepMinute*15 > minimumStep) {this.scale = 'minute'; this.step = 15;} + if (stepMinute*10 > minimumStep) {this.scale = 'minute'; this.step = 10;} + if (stepMinute*5 > minimumStep) {this.scale = 'minute'; this.step = 5;} + if (stepMinute > minimumStep) {this.scale = 'minute'; this.step = 1;} + if (stepSecond*15 > minimumStep) {this.scale = 'second'; this.step = 15;} + if (stepSecond*10 > minimumStep) {this.scale = 'second'; this.step = 10;} + if (stepSecond*5 > minimumStep) {this.scale = 'second'; this.step = 5;} + if (stepSecond > minimumStep) {this.scale = 'second'; this.step = 1;} + if (stepMillisecond*200 > minimumStep) {this.scale = 'millisecond'; this.step = 200;} + if (stepMillisecond*100 > minimumStep) {this.scale = 'millisecond'; this.step = 100;} + if (stepMillisecond*50 > minimumStep) {this.scale = 'millisecond'; this.step = 50;} + if (stepMillisecond*10 > minimumStep) {this.scale = 'millisecond'; this.step = 10;} + if (stepMillisecond*5 > minimumStep) {this.scale = 'millisecond'; this.step = 5;} + if (stepMillisecond > minimumStep) {this.scale = 'millisecond'; this.step = 1;} }; - exports['nl_NL'] = exports['nl']; - exports['nl_BE'] = exports['nl']; - - -/***/ }, -/* 41 */ -/***/ function(module, exports, __webpack_require__) { - - var Hammer = __webpack_require__(19); - var util = __webpack_require__(1); - var Component = __webpack_require__(23); - var moment = __webpack_require__(2); - var locales = __webpack_require__(40); /** - * A custom time bar - * @param {{range: Range, dom: Object}} body - * @param {Object} [options] Available parameters: - * {Boolean} [showCustomTime] - * @constructor CustomTime - * @extends Component + * 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 */ + TimeStep.prototype.snap = function(date) { + var clone = new Date(date.valueOf()); - function CustomTime (body, options) { - this.body = body; + if (this.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 == '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); + } - // 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); - } - - CustomTime.prototype = new Component(); - - /** - * Set options for the component. Options will be merged in current options. - * @param {Object} options Available parameters: - * {boolean} [showCustomTime] - */ - CustomTime.prototype.setOptions = function(options) { - if (options) { - // copy all options that we know - util.selectiveExtend(['showCustomTime', 'locale', 'locales'], this.options, options); + clone.setHours(0); + clone.setMinutes(0); + clone.setSeconds(0); + clone.setMilliseconds(0); + } + else if (this.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 == '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 == '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 == '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 == '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; + } } + else if (this.scale == 'millisecond') { + var step = this.step > 5 ? this.step / 2 : 1; + clone.setMilliseconds(Math.round(clone.getMilliseconds() / step) * step); + } + + return clone; }; /** - * Create the DOM for the custom time - * @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. */ - 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); + TimeStep.prototype.isMajor = function() { + if (this.switchedYear == true) { + this.switchedYear = false; + switch (this.scale) { + case 'year': + case 'month': + case 'weekday': + case 'day': + case 'hour': + case 'minute': + case 'second': + case 'millisecond': + return true; + default: + return false; + } + } + else if (this.switchedMonth == true) { + this.switchedMonth = false; + switch (this.scale) { + case 'weekday': + case 'day': + case 'hour': + case 'minute': + case 'second': + case 'millisecond': + return true; + default: + return false; + } + } + else if (this.switchedDay == true) { + this.switchedDay = false; + switch (this.scale) { + case 'millisecond': + case 'second': + case 'minute': + case 'hour': + return true; + default: + return false; + } + } - // 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)); + switch (this.scale) { + case 'millisecond': + return (this.current.getMilliseconds() == 0); + case 'second': + return (this.current.getSeconds() == 0); + case 'minute': + return (this.current.getHours() == 0) && (this.current.getMinutes() == 0); + case 'hour': + return (this.current.getHours() == 0); + case 'weekday': // intentional fall through + case 'day': + return (this.current.getDate() == 1); + case 'month': + return (this.current.getMonth() == 0); + case 'year': + return false; + default: + return false; + } }; + /** - * Destroy the CustomTime bar + * 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 */ - CustomTime.prototype.destroy = function () { - this.options.showCustomTime = false; - this.redraw(); // will remove the bar from the DOM - - this.hammer.enable(false); - this.hammer = null; + TimeStep.prototype.getLabelMinor = function(date) { + if (date == undefined) { + date = this.current; + } - this.body = null; + var format = this.format.minorLabels[this.scale]; + return (format && format.length > 0) ? moment(date).format(format) : ''; }; /** - * Repaint the component - * @return {boolean} Returns true if the component is resized + * 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 */ - 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); - } + TimeStep.prototype.getLabelMajor = function(date) { + if (date == undefined) { + date = this.current; + } - var x = this.body.util.toScreen(this.customTime); + var format = this.format.majorLabels[this.scale]; + return (format && format.length > 0) ? moment(date).format(format) : ''; + }; - 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); + TimeStep.prototype.getClassName = function() { + var m = moment(this.current); + var date = m.locale ? m.locale('en') : m.lang('en'); // old versions of moment have .lang() function + var step = this.step; - 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); - } + function even(value) { + return (value / step % 2 == 0) ? ' even' : ' odd'; } - return false; - }; - - /** - * Set custom time. - * @param {Date | number | string} time - */ - CustomTime.prototype.setCustomTime = function(time) { - this.customTime = util.convert(time, 'Date'); - this.redraw(); - }; + function today(date) { + if (date.isSame(new Date(), 'day')) { + return ' today'; + } + if (date.isSame(moment().add(1, 'day'), 'day')) { + return ' tomorrow'; + } + if (date.isSame(moment().add(-1, 'day'), 'day')) { + return ' yesterday'; + } + return ''; + } - /** - * Retrieve the current custom time. - * @return {Date} customTime - */ - CustomTime.prototype.getCustomTime = function() { - return new Date(this.customTime.valueOf()); - }; + function currentWeek(date) { + return date.isSame(new Date(), 'week') ? ' current-week' : ''; + } - /** - * Start moving horizontally - * @param {Event} event - * @private - */ - CustomTime.prototype._onDragStart = function(event) { - this.eventParams.dragging = true; - this.eventParams.customTime = this.customTime; + function currentMonth(date) { + return date.isSame(new Date(), 'month') ? ' current-month' : ''; + } - event.stopPropagation(); - event.preventDefault(); - }; + function currentYear(date) { + return date.isSame(new Date(), 'year') ? ' current-year' : ''; + } - /** - * Perform moving operating. - * @param {Event} event - * @private - */ - CustomTime.prototype._onDrag = function (event) { - if (!this.eventParams.dragging) return; + switch (this.scale) { + case 'millisecond': + return even(date.milliseconds()).trim(); - var deltaX = event.gesture.deltaX, - x = this.body.util.toScreen(this.eventParams.customTime) + deltaX, - time = this.body.util.toTime(x); + case 'second': + return even(date.seconds()).trim(); - this.setCustomTime(time); + case 'minute': + return even(date.minutes()).trim(); - // fire a timechange event - this.body.emitter.emit('timechange', { - time: new Date(this.customTime.valueOf()) - }); + case 'hour': + var hours = date.hours(); + if (this.step == 4) { + hours = hours + '-' + (hours + 4); + } + return hours + 'h' + today(date) + even(date.hours()); - event.stopPropagation(); - event.preventDefault(); - }; + case 'weekday': + return date.format('dddd').toLowerCase() + + today(date) + currentWeek(date) + even(date.date()); - /** - * Stop moving operating. - * @param {event} event - * @private - */ - CustomTime.prototype._onDragEnd = function (event) { - if (!this.eventParams.dragging) return; + case 'day': + var day = date.date(); + var month = date.format('MMMM').toLowerCase(); + return 'day' + day + ' ' + month + currentMonth(date) + even(day - 1); - // fire a timechanged event - this.body.emitter.emit('timechanged', { - time: new Date(this.customTime.valueOf()) - }); + case 'month': + return date.format('MMMM').toLowerCase() + + currentMonth(date) + even(date.month()); - event.stopPropagation(); - event.preventDefault(); + case 'year': + var year = date.year(); + return 'year' + year + currentYear(date)+ even(year); + + default: + return ''; + } }; - module.exports = CustomTime; + module.exports = TimeStep; /***/ }, -/* 42 */ +/* 38 */ /***/ function(module, exports, __webpack_require__) { - var Emitter = __webpack_require__(11); - var Hammer = __webpack_require__(19); var util = __webpack_require__(1); - var DataSet = __webpack_require__(7); - var DataView = __webpack_require__(9); - var Range = __webpack_require__(21); - var Core = __webpack_require__(25); - var TimeAxis = __webpack_require__(37); - var CurrentTime = __webpack_require__(39); - var CustomTime = __webpack_require__(41); - var LineGraph = __webpack_require__(43); + var Component = __webpack_require__(24); + var moment = __webpack_require__(2); + var locales = __webpack_require__(39); /** - * 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 + * A current time bar + * @param {{range: Range, dom: Object, domProps: Object}} body + * @param {Object} [options] Available parameters: + * {Boolean} [showCurrentTime] + * @constructor CurrentTime + * @extends Component */ - function Graph2d (container, items, groups, options) { - // if the third element is options, the forth is groups (optionally); - if (!(Array.isArray(groups) || groups instanceof DataSet) && groups instanceof Object) { - var forthArgument = options; - options = groups; - groups = forthArgument; - } + function CurrentTime (body, options) { + this.body = body; - var me = this; + // default options this.defaultOptions = { - start: null, - end: null, - - autoResize: true, + showCurrentTime: true, - orientation: 'bottom', - width: null, - height: null, - maxHeight: null, - minHeight: null + locales: locales, + locale: 'en' }; - 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.options = util.extend({}, this.defaultOptions); + this.offset = 0; - this.body = { - dom: this.dom, - domProps: this.props, - emitter: { - on: this.on.bind(this), - off: this.off.bind(this), - emit: this.emit.bind(this) - }, - hiddenDates: [], - 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._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); + CurrentTime.prototype = new Component(); - // current time bar - this.currentTime = new CurrentTime(this.body); - this.components.push(this.currentTime); + /** + * 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%'; - // 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); + this.bar = bar; + }; - // item set - this.linegraph = new LineGraph(this.body); - this.components.push(this.linegraph); + /** + * Destroy the CurrentTime bar + */ + CurrentTime.prototype.destroy = function () { + this.options.showCurrentTime = false; + this.redraw(); // will remove the bar from the DOM and stop refreshing - this.itemsData = null; // DataSet - this.groupsData = null; // DataSet + this.body = null; + }; - // apply options + /** + * 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) { - this.setOptions(options); - } - - // IMPORTANT: THIS HAPPENS BEFORE SET ITEMS! - if (groups) { - this.setGroups(groups); - } - - // create itemset - if (items) { - this.setItems(items); - } - else { - this.redraw(); + // copy all options that we know + util.selectiveExtend(['showCurrentTime', 'locale', 'locales'], this.options, options); } - } - - // Extend the functionality from Core - Graph2d.prototype = new Core(); + }; /** - * Set items - * @param {vis.DataSet | Array | google.visualization.DataTable | null} items + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - Graph2d.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' + 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); - // set items - this.itemsData = newDataSet; - this.linegraph && this.linegraph.setItems(newDataSet); + this.start(); + } - 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; + var now = new Date(new Date().valueOf() + this.offset); + var x = this.body.util.toScreen(now); - this.setWindow(start, end, {animate: false}); - } - else { - this.fit({animate: false}); + 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; }; /** - * Set groups - * @param {vis.DataSet | Array | google.visualization.DataTable} groups + * Start auto refreshing the current time bar */ - 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); + CurrentTime.prototype.start = function() { + var me = this; + + function update () { + me.stop(); + + // 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); } - this.groupsData = newDataSet; - this.linegraph.setGroups(newDataSet); + update(); }; /** - * 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 + * Stop auto refreshing the current time bar */ - 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; + CurrentTime.prototype.stop = function() { + if (this.currentTimeTimer !== undefined) { + clearTimeout(this.currentTimeTimer); + delete this.currentTimeTimer; } - } + }; /** - * This checks if the visible option of the supplied group (by ID) is true or false. - * @param groupId - * @returns {*} + * 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. */ - 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; - } - } - + CurrentTime.prototype.setCurrentTime = function(time) { + var t = util.convert(time, 'Date').valueOf(); + var now = new Date().valueOf(); + this.offset = t - now; + this.redraw(); + }; /** - * 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 + * Get the current time. + * @return {Date} Returns the current time. */ - Graph2d.prototype.getItemRange = function() { - var min = null; - var max = null; + CurrentTime.prototype.getCurrentTime = function() { + return new Date(new Date().valueOf() + this.offset); + }; - // 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; - } - } - } - } + module.exports = CurrentTime; - return { - min: (min != null) ? new Date(min) : null, - max: (max != null) ? new Date(max) : null - }; - }; +/***/ }, +/* 39 */ +/***/ function(module, exports, __webpack_require__) { + // English + exports['en'] = { + current: 'current', + time: 'time' + }; + exports['en_EN'] = exports['en']; + exports['en_US'] = exports['en']; - module.exports = Graph2d; + // Dutch + exports['nl'] = { + custom: 'aangepaste', + time: 'tijd' + }; + exports['nl_NL'] = exports['nl']; + exports['nl_BE'] = exports['nl']; /***/ }, -/* 43 */ +/* 40 */ /***/ function(module, exports, __webpack_require__) { + var Hammer = __webpack_require__(19); var util = __webpack_require__(1); - var DOMutil = __webpack_require__(6); - var DataSet = __webpack_require__(7); - var DataView = __webpack_require__(9); - var Component = __webpack_require__(23); - var DataAxis = __webpack_require__(44); - var GraphGroup = __webpack_require__(46); - var Legend = __webpack_require__(50); - var BarGraphFunctions = __webpack_require__(49); - - var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items + var Component = __webpack_require__(24); + var moment = __webpack_require__(2); + var locales = __webpack_require__(39); /** - * This is the constructor of the LineGraph. It requires a Timeline body and options. - * - * @param body - * @param options - * @constructor + * A custom time bar + * @param {{range: Range, dom: Object}} body + * @param {Object} [options] Available parameters: + * {Boolean} [showCustomTime] + * @constructor CustomTime + * @extends Component */ - function LineGraph(body, options) { - this.id = util.randomUUID(); + + function CustomTime (body, options) { this.body = body; + // default options 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, - alignZeros: true, - customRange: { - left: {min:undefined, max:undefined}, - right: {min:undefined, max:undefined} - } - //, these options are not set by default, but this shows the format they will be in - //format: { - // left: {decimals: 2}, - // right: {decimals: 2} - //}, - //title: { - // left: { - // text: 'left', - // style: 'color:black;' - // }, - // right: { - // text: 'right', - // style: 'color:black;' - // } - //} - }, - 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 - } - }, - groups: { - visibility: {} - } + showCustomTime: false, + locales: locales, + locale: 'en' }; - - // 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; - this.updateSVGheight = false; - this.updateSVGheightOnResize = 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); - } - }; - - 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]; - this.COUNTER = 0; - this.body.emitter.on('rangechanged', function() { - me.lastStart = me.body.range.start; - me.svg.style.left = util.option.asSize(-me.props.width); - me.redraw.call(me,true); - }); + this.customTime = new Date(); + this.eventParams = {}; // stores state parameters while dragging the bar - // create the HTML DOM + // create the DOM this._create(); - this.framework = {svg: this.svg, svgElements: this.svgElements, options: this.options, groups: this.groups}; - this.body.emitter.emit('change'); + this.setOptions(options); } - LineGraph.prototype = new Component(); + CustomTime.prototype = new Component(); /** - * Create the HTML DOM for the ItemSet + * Set options for the component. Options will be merged in current options. + * @param {Object} options Available parameters: + * {boolean} [showCustomTime] */ - LineGraph.prototype._create = function(){ - var frame = document.createElement('div'); - frame.className = 'LineGraph'; - this.dom.frame = frame; + CustomTime.prototype.setOptions = function(options) { + if (options) { + // copy all options that we know + util.selectiveExtend(['showCustomTime', 'locale', 'locales'], this.options, options); + } + }; - // 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); + /** + * Create the DOM for the custom time + * @private + */ + 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; - // data axis - this.options.dataAxis.orientation = 'left'; - this.yAxisLeft = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); + 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); - this.options.dataAxis.orientation = 'right'; - this.yAxisRight = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); - delete this.options.dataAxis.orientation; + // 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)); + }; - // 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); + /** + * Destroy the CustomTime bar + */ + CustomTime.prototype.destroy = function () { + this.options.showCustomTime = false; + this.redraw(); // will remove the bar from the DOM - this.show(); + this.hammer.enable(false); + this.hammer = null; + + this.body = null; }; /** - * set the options of the LineGraph. the mergeOptions is used for subObjects that have an enabled element. - * @param {object} options + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - LineGraph.prototype.setOptions = function(options) { - if (options) { - var fields = ['sampling','defaultGroup','height','graphHeight','yAxisOrientation','style','barChart','dataAxis','sort','groups']; - if (options.graphHeight === undefined && options.height !== undefined && this.body.domProps.centerContainer.height !== undefined) { - this.updateSVGheight = true; - this.updateSVGheightOnResize = true; - } - else if (this.body.domProps.centerContainer.height !== undefined && options.graphHeight !== undefined) { - if (parseInt((options.graphHeight + '').replace("px",'')) < this.body.domProps.centerContainer.height) { - this.updateSVGheight = true; - } - } - 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'); - - 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; - } - } + 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); } - if (this.yAxisLeft) { - if (options.dataAxis !== undefined) { - this.yAxisLeft.setOptions(this.options.dataAxis); - this.yAxisRight.setOptions(this.options.dataAxis); - } - } + var x = this.body.util.toScreen(this.customTime); - if (this.legendLeft) { - if (options.legend !== undefined) { - this.legendLeft.setOptions(this.options.legend); - this.legendRight.setOptions(this.options.legend); - } - } + 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); - if (this.groups.hasOwnProperty(UNGROUPED)) { - this.groups[UNGROUPED].setOptions(options); + 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 is used to redraw the graph if the visibility of the groups is changed. - if (this.dom.frame) { - this.redraw(true); - } + return false; }; /** - * Hide the component from the DOM + * Set custom time. + * @param {Date | number | string} time */ - LineGraph.prototype.hide = function() { - // remove the frame containing the items - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); - } + CustomTime.prototype.setCustomTime = function(time) { + this.customTime = util.convert(time, 'Date'); + this.redraw(); }; - /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * Retrieve the current custom time. + * @return {Date} customTime */ - LineGraph.prototype.show = function() { - // show frame containing the items - if (!this.dom.frame.parentNode) { - this.body.dom.center.appendChild(this.dom.frame); - } + CustomTime.prototype.getCustomTime = function() { + return new Date(this.customTime.valueOf()); }; - /** - * Set items - * @param {vis.DataSet | null} items + * Start moving horizontally + * @param {Event} event + * @private */ - LineGraph.prototype.setItems = function(items) { - var me = this, - ids, - oldItemsData = this.itemsData; + CustomTime.prototype._onDragStart = function(event) { + this.eventParams.dragging = true; + this.eventParams.customTime = this.customTime; - // 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'); - } + event.stopPropagation(); + event.preventDefault(); + }; - if (oldItemsData) { - // unsubscribe from old dataset - util.forEach(this.itemListeners, function (callback, event) { - oldItemsData.off(event, callback); - }); + /** + * Perform moving operating. + * @param {Event} event + * @private + */ + CustomTime.prototype._onDrag = function (event) { + if (!this.eventParams.dragging) return; - // remove all drawn items - ids = oldItemsData.getIds(); - this._onRemove(ids); - } + var deltaX = event.gesture.deltaX, + x = this.body.util.toScreen(this.eventParams.customTime) + deltaX, + time = this.body.util.toTime(x); - 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.setCustomTime(time); - // add all new items - ids = this.itemsData.getIds(); - this._onAdd(ids); - } - this._updateUngrouped(); - //this._updateGraph(); - this.redraw(true); - }; + // fire a timechange event + this.body.emitter.emit('timechange', { + time: new Date(this.customTime.valueOf()) + }); + event.stopPropagation(); + event.preventDefault(); + }; /** - * Set groups - * @param {vis.DataSet} groups + * Stop moving operating. + * @param {event} event + * @private */ - LineGraph.prototype.setGroups = function(groups) { - var me = this; - var ids; + CustomTime.prototype._onDragEnd = function (event) { + if (!this.eventParams.dragging) return; - // unsubscribe from current dataset - if (this.groupsData) { - util.forEach(this.groupListeners, function (callback, event) { - me.groupsData.unsubscribe(event, callback); - }); + // fire a timechanged event + this.body.emitter.emit('timechanged', { + time: new Date(this.customTime.valueOf()) + }); - // remove all drawn groups - ids = this.groupsData.getIds(); - this.groupsData = null; - this._onRemoveGroups(ids); // note: this will cause a redraw - } + event.stopPropagation(); + event.preventDefault(); + }; - // 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'); - } + module.exports = CustomTime; - 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 all ms - ids = this.groupsData.getIds(); - this._onAddGroups(ids); - } - this._onUpdate(); - }; +/***/ }, +/* 41 */ +/***/ function(module, exports, __webpack_require__) { + var Emitter = __webpack_require__(11); + var Hammer = __webpack_require__(19); + var util = __webpack_require__(1); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(9); + var Range = __webpack_require__(21); + var Core = __webpack_require__(22); + var TimeAxis = __webpack_require__(36); + var CurrentTime = __webpack_require__(38); + var CustomTime = __webpack_require__(40); + var LineGraph = __webpack_require__(42); /** - * Update the data - * @param [ids] - * @private + * 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 */ - LineGraph.prototype._onUpdate = function(ids) { - this._updateUngrouped(); - this._updateAllGroupData(); - //this._updateGraph(); - this.redraw(true); - }; - 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]); + function Graph2d (container, items, groups, options) { + // if the third element is options, the forth is groups (optionally); + if (!(Array.isArray(groups) || groups instanceof DataSet) && groups instanceof Object) { + var forthArgument = options; + options = groups; + groups = forthArgument; } - //this._updateGraph(); - this.redraw(true); - }; - LineGraph.prototype._onAddGroups = function (groupIds) {this._onUpdateGroups(groupIds);}; + var me = this; + this.defaultOptions = { + start: null, + end: null, + autoResize: true, - /** - * this cleans the group out off the legends and the dataaxis, updates the ungrouped and updates the graph - * @param {Array} groupIds - * @private - */ - 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]]; + 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) + }, + hiddenDates: [], + 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) } + }; + + // range + this.range = new Range(this.body); + this.components.push(this.range); + this.body.range = this.range; + + // time axis + this.timeAxis = new TimeAxis(this.body); + this.components.push(this.timeAxis); + this.body.util.snap = this.timeAxis.snap.bind(this.timeAxis); + + // 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.linegraph = new LineGraph(this.body); + this.components.push(this.linegraph); + + this.itemsData = null; // DataSet + this.groupsData = null; // DataSet + + // apply options + if (options) { + this.setOptions(options); } - this._updateUngrouped(); - //this._updateGraph(); - this.redraw(true); - }; + // IMPORTANT: THIS HAPPENS BEFORE SET ITEMS! + if (groups) { + this.setGroups(groups); + } - /** - * update a group object with the group dataset entree - * - * @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]); - } + // create itemset + if (items) { + this.setItems(items); } 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.redraw(); } - this.legendLeft.redraw(); - this.legendRight.redraw(); - }; + } + // Extend the functionality from Core + Graph2d.prototype = new Core(); /** - * this updates all groups, it is used when there is an update the the itemset. - * - * @private + * Set items + * @param {vis.DataSet | Array | google.visualization.DataTable | null} items */ - 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]; - if (groupsContent[item.group] === undefined) { - throw new Error('Cannot find referenced group. Possible reason: items added before groups? Groups need to be added before items, as items refer to groups.') - } - 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]); + Graph2d.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' } - } + }); } - }; + // set items + this.itemsData = newDataSet; + this.linegraph && this.linegraph.setItems(newDataSet); - /** - * 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 && this.itemsData != null) { - var ungroupedCounter = 0; - 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 (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; - if (ungroupedCounter == 0) { - delete this.groups[UNGROUPED]; - this.legendLeft.removeGroup(UNGROUPED); - this.legendRight.removeGroup(UNGROUPED); - this.yAxisLeft.removeGroup(UNGROUPED); - this.yAxisRight.removeGroup(UNGROUPED); + this.setWindow(start, end, {animate: false}); } else { - var group = {id: UNGROUPED, content: this.options.defaultGroup}; - this._updateGroup(group, UNGROUPED); + this.fit({animate: false}); } } + }; + + /** + * 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 { - delete this.groups[UNGROUPED]; - this.legendLeft.removeGroup(UNGROUPED); - this.legendRight.removeGroup(UNGROUPED); - this.yAxisLeft.removeGroup(UNGROUPED); - this.yAxisRight.removeGroup(UNGROUPED); + // turn an array into a dataset + newDataSet = new DataSet(groups); } - this.legendLeft.redraw(); - this.legendRight.redraw(); + this.groupsData = newDataSet; + this.linegraph.setGroups(newDataSet); }; - /** - * Redraw the component, mandatory function - * @return {boolean} Returns true if the component is resized + * 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 */ - LineGraph.prototype.redraw = function(forceGraphUpdate) { - var resized = false; - - // calculate actual size and position - this.props.width = this.dom.frame.offsetWidth; - this.props.height = this.body.domProps.centerContainer.height; - - // update the graph if there is no lastWidth or with, used for the initial draw - if (this.lastWidth === undefined && this.props.width) { - forceGraphUpdate = true; + 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); } - - // 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.lastVisibleInterval = visibleInterval; - - - // 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.props.width); - this.svg.style.left = util.option.asSize(-this.props.width); - - // if the height of the graph is set as proportional, change the height of the svg - if ((this.options.height + '').indexOf("%") != -1 || this.updateSVGheightOnResize == true) { - this.updateSVGheight = true; - } + else { + return "cannot find group:" + groupId; } + } - // update the height of the graph on each redraw of the graph. - if (this.updateSVGheight == true) { - if (this.options.graphHeight != this.body.domProps.centerContainer.height + 'px') { - this.options.graphHeight = this.body.domProps.centerContainer.height + 'px'; - this.svg.style.height = this.body.domProps.centerContainer.height + 'px'; - } - this.updateSVGheight = false; + /** + * 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 { - this.svg.style.height = ('' + this.options.graphHeight).replace('px','') + 'px'; + return false; } + } - // zoomed is here to ensure that animations are shown correctly. - if (resized == true || zoomed == true || this.abortedGraphUpdate == true || forceGraphUpdate == true) { - resized = this._updateGraph() || resized; - } - 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.props.width != 0) { - var rangePerPixelInv = this.props.width/range; - var xOffset = offset * rangePerPixelInv; - this.svg.style.left = (-this.props.width - xOffset) + 'px'; + + /** + * 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; + + // 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; + } } } } - this.legendLeft.redraw(); - this.legendRight.redraw(); - return resized; + return { + min: (min != null) ? new Date(min) : null, + max: (max != null) ? new Date(max) : null + }; }; + + module.exports = Graph2d; + + +/***/ }, +/* 42 */ +/***/ function(module, exports, __webpack_require__) { + + var util = __webpack_require__(1); + var DOMutil = __webpack_require__(6); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(9); + var Component = __webpack_require__(24); + var DataAxis = __webpack_require__(43); + var GraphGroup = __webpack_require__(45); + var Legend = __webpack_require__(49); + var BarGraphFunctions = __webpack_require__(48); + + var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items + /** - * Update and redraw the graph. + * This is the constructor of the LineGraph. It requires a Timeline body and options. * + * @param body + * @param options + * @constructor */ - LineGraph.prototype._updateGraph = function () { - // reset the svg elements - DOMutil.prepareElements(this.svgElements); - if (this.props.width != 0 && this.itemsData != null) { - var group, i; - var preprocessedGroupData = {}; - var processedGroupData = {}; - var groupRanges = {}; - var changeCalled = false; + function LineGraph(body, options) { + this.id = util.randomUUID(); + this.body = body; - // 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); - } + 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, + alignZeros: true, + customRange: { + left: {min:undefined, max:undefined}, + right: {min:undefined, max:undefined} + } + //, these options are not set by default, but this shows the format they will be in + //format: { + // left: {decimals: 2}, + // right: {decimals: 2} + //}, + //title: { + // left: { + // text: 'left', + // style: 'color:black;' + // }, + // right: { + // text: 'right', + // style: 'color:black;' + // } + //} + }, + 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 } + }, + groups: { + visibility: {} } - 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 only loads the data we require based on the timewindow - this._getRelevantData(groupIds, groupsData, minDate, maxDate); + }; - // apply sampling, if disabled, it will pass through this function. - this._applySampling(groupIds, groupsData); + // 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; + this.updateSVGheight = false; + this.updateSVGheightOnResize = false; - // we transform the X coordinates to detect collisions - for (i = 0; i < groupIds.length; i++) { - preprocessedGroupData[groupIds[i]] = this._convertXcoordinates(groupsData[groupIds[i]]); - } + var me = this; + this.itemsData = null; // DataSet + this.groupsData = null; // DataSet - // now all needed data has been collected we start the processing. - this._getYRanges(groupIds, preprocessedGroupData, groupRanges); + // 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); + } + }; - // 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); - var MAX_CYCLES = 5; - if (changeCalled == true && this.COUNTER < MAX_CYCLES) { - DOMutil.cleanupElements(this.svgElements); - this.abortedGraphUpdate = true; - this.COUNTER++; - this.body.emitter.emit('change'); - return true; - } - else { - if (this.COUNTER > MAX_CYCLES) { - console.log("WARNING: there may be an infinite loop in the _updateGraph emitter cycle.") - } - this.COUNTER = 0; - this.abortedGraphUpdate = false; + // 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); + } + }; - // 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); - } + 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 - // draw the groups - for (i = 0; i < groupIds.length; i++) { - group = this.groups[groupIds[i]]; - if (group.options.style != 'bar') { // bar needs to be drawn enmasse - group.draw(processedGroupData[groupIds[i]], group, this.framework); - } - } - BarGraphFunctions.draw(groupIds, processedGroupData, this.framework); - } - } - } + this.svgElements = {}; + this.setOptions(options); + this.groupsUsingDefaultStyles = [0]; + this.COUNTER = 0; + this.body.emitter.on('rangechanged', function() { + me.lastStart = me.body.range.start; + me.svg.style.left = util.option.asSize(-me.props.width); + me.redraw.call(me,true); + }); - // cleanup unused svg elements - DOMutil.cleanupElements(this.svgElements); - return false; - }; + // create the HTML DOM + this._create(); + this.framework = {svg: this.svg, svgElements: this.svgElements, options: this.options, groups: this.groups}; + this.body.emitter.emit('change'); + + } + LineGraph.prototype = new Component(); /** - * 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. - * - * @param {array} groupIds - * @param {object} groupsData - * @param {date} minDate - * @param {date} maxDate - * @private + * Create the HTML DOM for the ItemSet */ - LineGraph.prototype._getRelevantData = function (groupIds, groupsData, minDate, maxDate) { - 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.binarySearchValue(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); - } - } - } - } - } - } - }; + 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); - /** - * - * @param groupIds - * @param groupsData - * @private - */ - 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; + // data axis + this.options.dataAxis.orientation = 'left'; + this.yAxisLeft = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); - // 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))); + this.options.dataAxis.orientation = 'right'; + this.yAxisRight = new DataAxis(this.body, this.options.dataAxis, this.svg, this.options.groups); + delete this.options.dataAxis.orientation; - var sampledData = []; - for (var j = 0; j < amountOfPoints; j += increment) { - sampledData.push(dataContainer[j]); + // 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); - } - groupsData[groupIds[i]] = sampledData; - } - } - } - } + this.show(); }; - /** - * - * - * @param {array} groupIds - * @param {object} groupsData - * @param {object} groupRanges | this is being filled here - * @private + * set the options of the LineGraph. the mergeOptions is used for subObjects that have an enabled element. + * @param {object} options */ - LineGraph.prototype._getYRanges = function (groupIds, groupsData, groupRanges) { - var groupData, group, i; - var barCombinedDataLeft = []; - var barCombinedDataRight = []; - var options; - if (groupIds.length > 0) { - for (i = 0; i < groupIds.length; i++) { - groupData = groupsData[groupIds[i]]; - options = this.groups[groupIds[i]].options; - if (groupData.length > 0) { - group = this.groups[groupIds[i]]; - // if bar graphs are stacked, their range need to be handled differently and accumulated over all groups. - if (options.barChart.handleOverlap == 'stack' && options.style == 'bar') { - if (options.yAxisOrientation == 'left') {barCombinedDataLeft = barCombinedDataLeft.concat(group.getYRange(groupData)) ;} - else {barCombinedDataRight = barCombinedDataRight.concat(group.getYRange(groupData));} - } - else { - groupRanges[groupIds[i]] = group.getYRange(groupData,groupIds[i]); - } - } + LineGraph.prototype.setOptions = function(options) { + if (options) { + var fields = ['sampling','defaultGroup','height','graphHeight','yAxisOrientation','style','barChart','dataAxis','sort','groups']; + if (options.graphHeight === undefined && options.height !== undefined && this.body.domProps.centerContainer.height !== undefined) { + this.updateSVGheight = true; + this.updateSVGheightOnResize = true; } - - // if bar graphs are stacked, their range need to be handled differently and accumulated over all groups. - BarGraphFunctions.getStackedBarYRange(barCombinedDataLeft , groupRanges, groupIds, '__barchartLeft' , 'left' ); - BarGraphFunctions.getStackedBarYRange(barCombinedDataRight, groupRanges, groupIds, '__barchartRight', 'right'); - } - }; - - - /** - * 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 resized = 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) { - // this is here to make sure that if there are no items in the axis but there are groups, that there is no infinite draw/redraw loop. - for (var i = 0; i < groupIds.length; i++) { - var group = this.groups[groupIds[i]]; - if (group && group.options.yAxisOrientation != 'right') { - yAxisLeftUsed = true; - minLeft = 0; - maxLeft = 0; - } - else if (group && group.options.yAxisOrientation) { - yAxisRightUsed = true; - minRight = 0; - maxRight = 0; + else if (this.body.domProps.centerContainer.height !== undefined && options.graphHeight !== undefined) { + if (parseInt((options.graphHeight + '').replace("px",'')) < this.body.domProps.centerContainer.height) { + this.updateSVGheight = true; } } + 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'); - // if there are items: - 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; - - if (groupRanges[groupIds[i]].yAxisOrientation != 'right') { - yAxisLeftUsed = true; - minLeft = minLeft > minVal ? minVal : minLeft; - maxLeft = maxLeft < maxVal ? maxVal : maxLeft; + 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 { - yAxisRightUsed = true; - minRight = minRight > minVal ? minVal : minRight; - maxRight = maxRight < maxVal ? maxVal : maxRight; + this.options.catmullRom.parametrization = 'centripetal'; + this.options.catmullRom.alpha = 0.5; } } } } - if (yAxisLeftUsed == true) { - this.yAxisLeft.setRange(minLeft, maxLeft); + if (this.yAxisLeft) { + if (options.dataAxis !== undefined) { + this.yAxisLeft.setOptions(this.options.dataAxis); + this.yAxisRight.setOptions(this.options.dataAxis); + } } - if (yAxisRightUsed == true) { - this.yAxisRight.setRange(minRight, maxRight); + + if (this.legendLeft) { + if (options.legend !== undefined) { + this.legendLeft.setOptions(this.options.legend); + this.legendRight.setOptions(this.options.legend); + } } - } - resized = this._toggleAxisVisiblity(yAxisLeftUsed , this.yAxisLeft) || resized; - resized = this._toggleAxisVisiblity(yAxisRightUsed, this.yAxisRight) || resized; - if (yAxisRightUsed == true && yAxisLeftUsed == true) { - this.yAxisLeft.drawIcons = true; - this.yAxisRight.drawIcons = true; - } - else { - this.yAxisLeft.drawIcons = false; - this.yAxisRight.drawIcons = false; + if (this.groups.hasOwnProperty(UNGROUPED)) { + this.groups[UNGROUPED].setOptions(options); + } } - this.yAxisRight.master = !yAxisLeftUsed; - if (this.yAxisRight.master == false) { - if (yAxisRightUsed == true) {this.yAxisLeft.lineOffset = this.yAxisRight.width;} - else {this.yAxisLeft.lineOffset = 0;} - resized = this.yAxisLeft.redraw() || resized; - this.yAxisRight.stepPixelsForced = this.yAxisLeft.stepPixels; - this.yAxisRight.zeroCrossing = this.yAxisLeft.zeroCrossing; - resized = this.yAxisRight.redraw() || resized; - } - else { - resized = this.yAxisRight.redraw() || resized; + // this is used to redraw the graph if the visibility of the groups is changed. + if (this.dom.frame) { + this.redraw(true); } + }; - // 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); + /** + * Hide the component from the DOM + */ + LineGraph.prototype.hide = function() { + // remove the frame containing the items + if (this.dom.frame.parentNode) { + this.dom.frame.parentNode.removeChild(this.dom.frame); } - - return resized; }; /** - * 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 + * Show the component in the DOM (when not already visible). + * @return {Boolean} changed */ - LineGraph.prototype._toggleAxisVisiblity = function (axisUsed, axis) { - var changed = false; - if (axisUsed == false) { - if (axis.dom.frame.parentNode && axis.hidden == false) { - axis.hide() - changed = true; - } - } - else { - if (!axis.dom.frame.parentNode && axis.hidden == true) { - axis.show(); - changed = true; - } + LineGraph.prototype.show = function() { + // show frame containing the items + if (!this.dom.frame.parentNode) { + this.body.dom.center.appendChild(this.dom.frame); } - return changed; }; /** - * 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 + * Set items + * @param {vis.DataSet | null} items */ - LineGraph.prototype._convertXcoordinates = function (datapoints) { - var extractedData = []; - var xValue, yValue; - var toScreen = this.body.util.toScreen; + LineGraph.prototype.setItems = function(items) { + var me = this, + ids, + oldItemsData = this.itemsData; - for (var i = 0; i < datapoints.length; i++) { - xValue = toScreen(datapoints[i].x) + this.props.width; - yValue = datapoints[i].y; - extractedData.push({x: xValue, y: yValue}); + // 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'); } - return extractedData; - }; - + if (oldItemsData) { + // unsubscribe from old dataset + util.forEach(this.itemListeners, function (callback, event) { + oldItemsData.off(event, callback); + }); - /** - * 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 - * @param group - * @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; - } - - for (var i = 0; i < datapoints.length; i++) { - xValue = toScreen(datapoints[i].x) + this.props.width; - yValue = Math.round(axis.convertValue(datapoints[i].y)); - extractedData.push({x: xValue, y: yValue}); + // remove all drawn items + ids = oldItemsData.getIds(); + this._onRemove(ids); } - group.setZeroPosition(Math.min(svgHeight, axis.convertValue(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); + }); - return extractedData; + // add all new items + ids = this.itemsData.getIds(); + this._onAdd(ids); + } + this._updateUngrouped(); + //this._updateGraph(); + this.redraw(true); }; - module.exports = LineGraph; - - -/***/ }, -/* 44 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - var DOMutil = __webpack_require__(6); - var Component = __webpack_require__(23); - var DataStep = __webpack_require__(45); - /** - * A horizontal time axis - * @param {Object} [options] See DataAxis.setOptions for the available - * options. - * @constructor DataAxis - * @extends Component - * @param body + * Set groups + * @param {vis.DataSet} groups */ - function DataAxis (body, options, svg, linegraphOptions) { - this.id = util.randomUUID(); - this.body = body; - - 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, - alignZeros: true, - customRange: { - left: {min:undefined, max:undefined}, - right: {min:undefined, max:undefined} - }, - title: { - left: {text:undefined}, - right: {text:undefined} - }, - format: { - left: {decimals: undefined}, - right: {decimals: undefined} - } - }; - - this.linegraphOptions = linegraphOptions; - this.linegraphSVG = svg; - this.props = {}; - this.DOMelements = { // dynamic elements - lines: {}, - labels: {}, - title: {} - }; - - this.dom = {}; - - this.range = {start:0, end:0}; - - this.options = util.extend({}, this.defaultOptions); - this.conversionFactor = 1; - - this.setOptions(options); - this.width = Number(('' + this.options.width).replace("px","")); - this.minWidth = this.width; - this.height = this.linegraphSVG.offsetHeight; - this.hidden = false; - - this.stepPixels = 25; - this.stepPixelsForced = 25; - this.zeroCrossing = -1; - - this.lineOffset = 0; - this.master = true; - this.svgElements = {}; - this.iconsRemoved = false; - - - this.groups = {}; - this.amountOfGroups = 0; - - // create the HTML DOM - this._create(); - + LineGraph.prototype.setGroups = function(groups) { var me = this; - this.body.emitter.on("verticalDrag", function() { - me.dom.lineContainer.style.top = me.body.domProps.scrollTop + 'px'; - }); - } + var ids; - DataAxis.prototype = new Component(); + // unsubscribe from current dataset + if (this.groupsData) { + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.unsubscribe(event, callback); + }); + // remove all drawn groups + ids = this.groupsData.getIds(); + this.groupsData = null; + this._onRemoveGroups(ids); // note: this will cause a redraw + } - DataAxis.prototype.addGroup = function(label, graphOptions) { - if (!this.groups.hasOwnProperty(label)) { - this.groups[label] = graphOptions; + // 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'); } - this.amountOfGroups += 1; - }; - DataAxis.prototype.updateGroup = function(label, graphOptions) { - this.groups[label] = graphOptions; - }; + if (this.groupsData) { + // subscribe to new dataset + var id = this.id; + util.forEach(this.groupListeners, function (callback, event) { + me.groupsData.on(event, callback, id); + }); - DataAxis.prototype.removeGroup = function(label) { - if (this.groups.hasOwnProperty(label)) { - delete this.groups[label]; - this.amountOfGroups -= 1; + // draw all ms + ids = this.groupsData.getIds(); + this._onAddGroups(ids); } + this._onUpdate(); }; - DataAxis.prototype.setOptions = function (options) { - if (options) { - var redraw = false; - if (this.options.orientation != options.orientation && options.orientation !== undefined) { - redraw = true; - } - var fields = [ - 'orientation', - 'showMinorLabels', - 'showMajorLabels', - 'icons', - 'majorLinesOffset', - 'minorLinesOffset', - 'labelOffsetX', - 'labelOffsetY', - 'iconWidth', - 'width', - 'visible', - 'customRange', - 'title', - 'format', - 'alignZeros' - ]; - util.selectiveExtend(fields, this.options, options); + /** + * Update the data + * @param [ids] + * @private + */ + LineGraph.prototype._onUpdate = function(ids) { + this._updateUngrouped(); + this._updateAllGroupData(); + //this._updateGraph(); + this.redraw(true); + }; + 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]); + } - this.minWidth = Number(('' + this.options.width).replace("px","")); + //this._updateGraph(); + this.redraw(true); + }; + LineGraph.prototype._onAddGroups = function (groupIds) {this._onUpdateGroups(groupIds);}; - if (redraw == true && this.dom.frame) { - this.hide(); - this.show(); + + /** + * this cleans the group out off the legends and the dataaxis, updates the ungrouped and updates the graph + * @param {Array} groupIds + * @private + */ + 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(true); }; /** - * Create the HTML DOM for the DataAxis + * update a group object with the group dataset entree + * + * @param group + * @param groupId + * @private */ - 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; - this.dom.lineContainer.style.position = 'relative'; - - // 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); - }; - - DataAxis.prototype._redrawGroupIcons = function () { - DOMutil.prepareElements(this.svgElements); - - var x; - var iconWidth = this.options.iconWidth; - var iconHeight = 15; - var iconOffset = 4; - var y = iconOffset + 0.5 * iconHeight; - - if (this.options.orientation == 'left') { - x = iconOffset; + 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 { - x = this.width - iconWidth - iconOffset; - } - - 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; - } + 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]); } } - - DOMutil.cleanupElements(this.svgElements); - this.iconsRemoved = false; + this.legendLeft.redraw(); + this.legendRight.redraw(); }; - DataAxis.prototype._cleanupIcons = function() { - if (this.iconsRemoved == false) { - DOMutil.prepareElements(this.svgElements); - DOMutil.cleanupElements(this.svgElements); - this.iconsRemoved = true; - } - } /** - * Create the HTML DOM for the DataAxis + * this updates all groups, it is used when there is an update the the itemset. + * + * @private */ - DataAxis.prototype.show = function() { - this.hidden = false; - if (!this.dom.frame.parentNode) { - if (this.options.orientation == 'left') { - this.body.dom.left.appendChild(this.dom.frame); + LineGraph.prototype._updateAllGroupData = function () { + if (this.itemsData != null) { + var groupsContent = {}; + var groupId; + for (groupId in this.groups) { + if (this.groups.hasOwnProperty(groupId)) { + groupsContent[groupId] = []; + } } - else { - this.body.dom.right.appendChild(this.dom.frame); + for (var itemId in this.itemsData._data) { + if (this.itemsData._data.hasOwnProperty(itemId)) { + var item = this.itemsData._data[itemId]; + if (groupsContent[item.group] === undefined) { + throw new Error('Cannot find referenced group. Possible reason: items added before groups? Groups need to be added before items, as items refer to groups.') + } + 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]); + } } - } - - if (!this.dom.lineContainer.parentNode) { - this.body.dom.backgroundHorizontal.appendChild(this.dom.lineContainer); } }; - /** - * Create the HTML DOM for the DataAxis - */ - DataAxis.prototype.hide = function() { - this.hidden = true; - 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); - } - }; /** - * Set a range (start and end) - * @param end - * @param start - * @param end + * 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 */ - DataAxis.prototype.setRange = function (start, end) { - if (this.master == false && this.options.alignZeros == true && this.zeroCrossing != -1) { - if (start > 0) { - start = 0; + LineGraph.prototype._updateUngrouped = function() { + if (this.itemsData && this.itemsData != null) { + var ungroupedCounter = 0; + 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 (ungroupedCounter == 0) { + delete this.groups[UNGROUPED]; + this.legendLeft.removeGroup(UNGROUPED); + this.legendRight.removeGroup(UNGROUPED); + this.yAxisLeft.removeGroup(UNGROUPED); + this.yAxisRight.removeGroup(UNGROUPED); + } + else { + var group = {id: UNGROUPED, content: this.options.defaultGroup}; + this._updateGroup(group, UNGROUPED); } } - this.range.start = start; - this.range.end = end; + else { + delete this.groups[UNGROUPED]; + this.legendLeft.removeGroup(UNGROUPED); + this.legendRight.removeGroup(UNGROUPED); + this.yAxisLeft.removeGroup(UNGROUPED); + this.yAxisRight.removeGroup(UNGROUPED); + } + + this.legendLeft.redraw(); + this.legendRight.redraw(); }; + /** - * Repaint the component + * Redraw the component, mandatory function * @return {boolean} Returns true if the component is resized */ - DataAxis.prototype.redraw = function () { + LineGraph.prototype.redraw = function(forceGraphUpdate) { var resized = false; - var activeGroups = 0; - - // Make sure the line container adheres to the vertical scrolling. - this.dom.lineContainer.style.top = this.body.domProps.scrollTop + '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)) { - activeGroups++; - } - } - } - if (this.amountOfGroups == 0 || activeGroups == 0) { - this.hide(); - } - 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; + // calculate actual size and position + this.props.width = this.dom.frame.offsetWidth; + this.props.height = this.body.domProps.centerContainer.height; - var props = this.props; - var frame = this.dom.frame; + // update the graph if there is no lastWidth or with, used for the initial draw + if (this.lastWidth === undefined && this.props.width) { + forceGraphUpdate = true; + } - // update classname - frame.className = 'dataaxis'; + // check if this component is resized + resized = this._isResized() || resized; - // calculate character width and height - this._calculateCharSize(); + // 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.lastVisibleInterval = visibleInterval; - var orientation = this.options.orientation; - var showMinorLabels = this.options.showMinorLabels; - var showMajorLabels = this.options.showMajorLabels; - // determine the width and height of the elements for the axis - props.minorLabelHeight = showMinorLabels ? props.minorCharHeight : 0; - props.majorLabelHeight = showMajorLabels ? props.majorCharHeight : 0; + // 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.props.width); + this.svg.style.left = util.option.asSize(-this.props.width); - 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; + // if the height of the graph is set as proportional, change the height of the svg + if ((this.options.height + '').indexOf("%") != -1 || this.updateSVGheightOnResize == true) { + this.updateSVGheight = true; + } + } - // 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"; - this.props.width = this.body.domProps.left.width; - this.props.height = this.body.domProps.left.height; + // update the height of the graph on each redraw of the graph. + if (this.updateSVGheight == true) { + if (this.options.graphHeight != this.body.domProps.centerContainer.height + 'px') { + this.options.graphHeight = this.body.domProps.centerContainer.height + 'px'; + this.svg.style.height = this.body.domProps.centerContainer.height + 'px'; } - 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"; - this.props.width = this.body.domProps.right.width; - this.props.height = this.body.domProps.right.height; - } - - resized = this._redrawLabels(); - resized = this._isResized() || resized; + this.updateSVGheight = false; + } + else { + this.svg.style.height = ('' + this.options.graphHeight).replace('px','') + 'px'; + } - if (this.options.icons == true) { - this._redrawGroupIcons(); - } - else { - this._cleanupIcons(); + // zoomed is here to ensure that animations are shown correctly. + if (resized == true || zoomed == true || this.abortedGraphUpdate == true || forceGraphUpdate == true) { + resized = this._updateGraph() || resized; + } + 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.props.width != 0) { + var rangePerPixelInv = this.props.width/range; + var xOffset = offset * rangePerPixelInv; + this.svg.style.left = (-this.props.width - xOffset) + 'px'; + } } - - this._redrawTitle(orientation); } + + this.legendLeft.redraw(); + this.legendRight.redraw(); return resized; }; + /** - * Repaint major and minor text labels and vertical grid lines - * @private + * Update and redraw the graph. + * */ - DataAxis.prototype._redrawLabels = function () { - var resized = false; - DOMutil.prepareElements(this.DOMelements.lines); - DOMutil.prepareElements(this.DOMelements.labels); + LineGraph.prototype._updateGraph = function () { + // reset the svg elements + DOMutil.prepareElements(this.svgElements); + if (this.props.width != 0 && this.itemsData != null) { + var group, i; + var preprocessedGroupData = {}; + var processedGroupData = {}; + var groupRanges = {}; + var changeCalled = false; - var orientation = this.options['orientation']; + // 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 only loads the data we require based on the timewindow + this._getRelevantData(groupIds, groupsData, minDate, maxDate); - // 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; + // apply sampling, if disabled, it will pass through this function. + this._applySampling(groupIds, groupsData); - var step = new DataStep( - this.range.start, - this.range.end, - minimumStep, - this.dom.frame.offsetHeight, - this.options.customRange[this.options.orientation], - this.master == false && this.options.alignZeros // doess the step have to align zeros? only if not master and the options is on - ); + // we transform the X coordinates to detect collisions + for (i = 0; i < groupIds.length; i++) { + preprocessedGroupData[groupIds[i]] = this._convertXcoordinates(groupsData[groupIds[i]]); + } - 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)); + // now all needed data has been collected we start the processing. + this._getYRanges(groupIds, preprocessedGroupData, groupRanges); - this.stepPixels = stepPixels; + // 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); + var MAX_CYCLES = 5; + if (changeCalled == true && this.COUNTER < MAX_CYCLES) { + DOMutil.cleanupElements(this.svgElements); + this.abortedGraphUpdate = true; + this.COUNTER++; + this.body.emitter.emit('change'); + return true; + } + else { + if (this.COUNTER > MAX_CYCLES) { + console.log("WARNING: there may be an infinite loop in the _updateGraph emitter cycle.") + } + this.COUNTER = 0; + this.abortedGraphUpdate = false; - var amountOfSteps = this.height / stepPixels; - var stepDifference = 0; + // 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); + } - // the slave axis needs to use the same horizontal lines as the master axis. - 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(); + // draw the groups + for (i = 0; i < groupIds.length; i++) { + group = this.groups[groupIds[i]]; + if (group.options.style != 'bar') { // bar needs to be drawn enmasse + group.draw(processedGroupData[groupIds[i]], group, this.framework); + } + } + BarGraphFunctions.draw(groupIds, processedGroupData, this.framework); + } } - amountOfSteps = this.height / stepPixels; + } - if (this.zeroCrossing != -1 && this.options.alignZeros == true) { - var zeroStepDifference = (step.marginEnd / step.step) - this.zeroCrossing; - if (zeroStepDifference > 0) { - for (var i = 0; i < zeroStepDifference; i++) {step.next();} + // cleanup unused svg elements + DOMutil.cleanupElements(this.svgElements); + return false; + }; + + + /** + * 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. + * + * @param {array} groupIds + * @param {object} groupsData + * @param {date} minDate + * @param {date} maxDate + * @private + */ + LineGraph.prototype._getRelevantData = function (groupIds, groupsData, minDate, maxDate) { + 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.binarySearchValue(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 if (zeroStepDifference < 0) { - for (var i = 0; i < -zeroStepDifference; i++) {step.previous();} + 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); + } + } + } } } } - else { - amountOfSteps += 0.25; - } - - - this.valueAtZero = step.marginEnd; - var marginStartPos = 0; + }; - // do not draw the first label - var max = 1; - // Get the number of decimal places - var decimals; - if(this.options.format[orientation] !== undefined) { - decimals = this.options.format[orientation].decimals; - } + /** + * + * @param groupIds + * @param groupsData + * @private + */ + 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; - 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(); + // 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))); - if (this.options['showMinorLabels'] && isMajor == false || this.master == false && this.options['showMinorLabels'] == true) { - this._redrawLabel(y - 2, step.getCurrent(decimals), orientation, 'yAxis minor', this.props.minorCharHeight); - } + var sampledData = []; + for (var j = 0; j < amountOfPoints; j += increment) { + sampledData.push(dataContainer[j]); - 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(decimals), orientation, 'yAxis major', this.props.majorCharHeight); + } + groupsData[groupIds[i]] = sampledData; + } } - this._redrawLine(y, orientation, 'grid horizontal major', this.options.majorLinesOffset, this.props.majorLineWidth); - } - else { - this._redrawLine(y, orientation, 'grid horizontal minor', this.options.minorLinesOffset, this.props.minorLineWidth); } + } + }; - if (this.master == true && step.current == 0) { - this.zeroCrossing = max; + + /** + * + * + * @param {array} groupIds + * @param {object} groupsData + * @param {object} groupRanges | this is being filled here + * @private + */ + LineGraph.prototype._getYRanges = function (groupIds, groupsData, groupRanges) { + var groupData, group, i; + var barCombinedDataLeft = []; + var barCombinedDataRight = []; + var options; + if (groupIds.length > 0) { + for (i = 0; i < groupIds.length; i++) { + groupData = groupsData[groupIds[i]]; + options = this.groups[groupIds[i]].options; + if (groupData.length > 0) { + group = this.groups[groupIds[i]]; + // if bar graphs are stacked, their range need to be handled differently and accumulated over all groups. + if (options.barChart.handleOverlap == 'stack' && options.style == 'bar') { + if (options.yAxisOrientation == 'left') {barCombinedDataLeft = barCombinedDataLeft.concat(group.getYRange(groupData)) ;} + else {barCombinedDataRight = barCombinedDataRight.concat(group.getYRange(groupData));} + } + else { + groupRanges[groupIds[i]] = group.getYRange(groupData,groupIds[i]); + } + } } - max++; + // if bar graphs are stacked, their range need to be handled differently and accumulated over all groups. + BarGraphFunctions.getStackedBarYRange(barCombinedDataLeft , groupRanges, groupIds, '__barchartLeft' , 'left' ); + BarGraphFunctions.getStackedBarYRange(barCombinedDataRight, groupRanges, groupIds, '__barchartRight', 'right'); } + }; - if (this.master == false) { - this.conversionFactor = y / (this.valueAtZero - step.current); + + /** + * 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 resized = 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) { + // this is here to make sure that if there are no items in the axis but there are groups, that there is no infinite draw/redraw loop. + for (var i = 0; i < groupIds.length; i++) { + var group = this.groups[groupIds[i]]; + if (group && group.options.yAxisOrientation != 'right') { + yAxisLeftUsed = true; + minLeft = 0; + maxLeft = 0; + } + else if (group && group.options.yAxisOrientation) { + yAxisRightUsed = true; + minRight = 0; + maxRight = 0; + } + } + + // if there are items: + 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; + + if (groupRanges[groupIds[i]].yAxisOrientation != 'right') { + 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; + } + } + } + } + + if (yAxisLeftUsed == true) { + this.yAxisLeft.setRange(minLeft, maxLeft); + } + if (yAxisRightUsed == true) { + this.yAxisRight.setRange(minRight, maxRight); + } + } + resized = this._toggleAxisVisiblity(yAxisLeftUsed , this.yAxisLeft) || resized; + resized = this._toggleAxisVisiblity(yAxisRightUsed, this.yAxisRight) || resized; + + if (yAxisRightUsed == true && yAxisLeftUsed == true) { + this.yAxisLeft.drawIcons = true; + this.yAxisRight.drawIcons = true; } else { - this.conversionFactor = this.dom.frame.offsetHeight / step.marginRange; + this.yAxisLeft.drawIcons = false; + this.yAxisRight.drawIcons = false; } + this.yAxisRight.master = !yAxisLeftUsed; + if (this.yAxisRight.master == false) { + if (yAxisRightUsed == true) {this.yAxisLeft.lineOffset = this.yAxisRight.width;} + else {this.yAxisLeft.lineOffset = 0;} - // Note that title is rotated, so we're using the height, not width! - var titleWidth = 0; - if (this.options.title[orientation] !== undefined && this.options.title[orientation].text !== undefined) { - titleWidth = this.props.titleCharHeight; + resized = this.yAxisLeft.redraw() || resized; + this.yAxisRight.stepPixelsForced = this.yAxisLeft.stepPixels; + this.yAxisRight.zeroCrossing = this.yAxisLeft.zeroCrossing; + resized = this.yAxisRight.redraw() || resized; } - var offset = this.options.icons == true ? Math.max(this.options.iconWidth, titleWidth) + this.options.labelOffsetX + 15 : titleWidth + this.options.labelOffsetX + 15; - - // this will resize the yAxis to accommodate 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(); - resized = true; + else { + resized = this.yAxisRight.redraw() || resized; } - // 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(); - resized = true; + + // clean the accumulated lists + if (groupIds.indexOf('__barchartLeft') != -1) { + groupIds.splice(groupIds.indexOf('__barchartLeft'),1); } - else { - DOMutil.cleanupElements(this.DOMelements.lines); - DOMutil.cleanupElements(this.DOMelements.labels); - resized = false; + if (groupIds.indexOf('__barchartRight') != -1) { + groupIds.splice(groupIds.indexOf('__barchartRight'),1); } return resized; }; - 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 + * 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 y - * @param text - * @param orientation - * @param className - * @param characterHeight + * @param axis */ - 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"; + LineGraph.prototype._toggleAxisVisiblity = function (axisUsed, axis) { + var changed = false; + if (axisUsed == false) { + if (axis.dom.frame.parentNode && axis.hidden == false) { + axis.hide() + changed = true; + } } else { - label.style.right = '-' + this.options.labelOffsetX + 'px'; - label.style.textAlign = "left"; - } - - label.style.top = y - 0.5 * characterHeight + this.options.labelOffsetY + 'px'; - - text += ''; - - var largestWidth = Math.max(this.props.majorCharWidth,this.props.minorCharWidth); - if (this.maxLabelSize < text.length * largestWidth) { - this.maxLabelSize = text.length * largestWidth; + if (!axis.dom.frame.parentNode && axis.hidden == true) { + axis.show(); + changed = true; + } } + return changed; }; + /** - * Create a minor line for the axis at position y - * @param y - * @param orientation - * @param className - * @param offset - * @param width + * 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 */ - 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'; - } + LineGraph.prototype._convertXcoordinates = function (datapoints) { + var extractedData = []; + var xValue, yValue; + var toScreen = this.body.util.toScreen; - line.style.width = width + 'px'; - line.style.top = y + 'px'; + for (var i = 0; i < datapoints.length; i++) { + xValue = toScreen(datapoints[i].x) + this.props.width; + yValue = datapoints[i].y; + extractedData.push({x: xValue, y: yValue}); } + + return extractedData; }; + /** - * Create a title for the axis + * 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 + * @param group + * @returns {Array} * @private - * @param orientation */ - DataAxis.prototype._redrawTitle = function (orientation) { - DOMutil.prepareElements(this.DOMelements.title); + 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; + } - // Check if the title is defined for this axes - if (this.options.title[orientation] !== undefined && this.options.title[orientation].text !== undefined) { - var title = DOMutil.getDOMElement('div', this.DOMelements.title, this.dom.frame); - title.className = 'yAxis title ' + orientation; - title.innerHTML = this.options.title[orientation].text; + for (var i = 0; i < datapoints.length; i++) { + xValue = toScreen(datapoints[i].x) + this.props.width; + yValue = Math.round(axis.convertValue(datapoints[i].y)); + extractedData.push({x: xValue, y: yValue}); + } - // Add style - if provided - if (this.options.title[orientation].style !== undefined) { - util.addCssText(title, this.options.title[orientation].style); - } + group.setZeroPosition(Math.min(svgHeight, axis.convertValue(0))); - if (orientation == 'left') { - title.style.left = this.props.titleCharHeight + 'px'; - } - else { - title.style.right = this.props.titleCharHeight + 'px'; - } + return extractedData; + }; - title.style.width = this.height + 'px'; - } - // we need to clean up in case we did not use all elements. - DOMutil.cleanupElements(this.DOMelements.title); - }; + module.exports = LineGraph; +/***/ }, +/* 43 */ +/***/ function(module, exports, __webpack_require__) { + var util = __webpack_require__(1); + var DOMutil = __webpack_require__(6); + var Component = __webpack_require__(24); + var DataStep = __webpack_require__(44); /** - * 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 + * A horizontal time axis + * @param {Object} [options] See DataAxis.setOptions for the available + * options. + * @constructor DataAxis + * @extends Component + * @param body */ - 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); - } + function DataAxis (body, options, svg, linegraphOptions) { + this.id = util.randomUUID(); + this.body = body; - 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); + 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, + alignZeros: true, + customRange: { + left: {min:undefined, max:undefined}, + right: {min:undefined, max:undefined} + }, + title: { + left: {text:undefined}, + right: {text:undefined} + }, + format: { + left: {decimals: undefined}, + right: {decimals: undefined} + } + }; - this.props.majorCharHeight = measureCharMajor.clientHeight; - this.props.majorCharWidth = measureCharMajor.clientWidth; + this.linegraphOptions = linegraphOptions; + this.linegraphSVG = svg; + this.props = {}; + this.DOMelements = { // dynamic elements + lines: {}, + labels: {}, + title: {} + }; - this.dom.frame.removeChild(measureCharMajor); - } + this.dom = {}; - if (!('titleCharHeight' in this.props)) { - var textTitle = document.createTextNode('0'); - var measureCharTitle = document.createElement('div'); - measureCharTitle.className = 'yAxis title measure'; - measureCharTitle.appendChild(textTitle); - this.dom.frame.appendChild(measureCharTitle); + this.range = {start:0, end:0}; - this.props.titleCharHeight = measureCharTitle.clientHeight; - this.props.titleCharWidth = measureCharTitle.clientWidth; + this.options = util.extend({}, this.defaultOptions); + this.conversionFactor = 1; - this.dom.frame.removeChild(measureCharTitle); - } - }; + this.setOptions(options); + this.width = Number(('' + this.options.width).replace("px","")); + this.minWidth = this.width; + this.height = this.linegraphSVG.offsetHeight; + this.hidden = false; - /** - * 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); - }; + this.stepPixels = 25; + this.stepPixelsForced = 25; + this.zeroCrossing = -1; - module.exports = DataAxis; + this.lineOffset = 0; + this.master = true; + this.svgElements = {}; + this.iconsRemoved = false; -/***/ }, -/* 45 */ -/***/ function(module, exports, __webpack_require__) { + this.groups = {}; + this.amountOfGroups = 0; - /** - * @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, alignZeros) { - // variables - this.current = 0; + // create the HTML DOM + this._create(); - this.autoScale = true; - this.stepIndex = 0; - this.step = 1; - this.scale = 1; + var me = this; + this.body.emitter.on("verticalDrag", function() { + me.dom.lineContainer.style.top = me.body.domProps.scrollTop + 'px'; + }); + } - this.marginStart; - this.marginEnd; - this.deadSpace = 0; + DataAxis.prototype = new Component(); - this.majorSteps = [1, 2, 5, 10]; - this.minorSteps = [0.25, 0.5, 1, 2]; - this.alignZeros = alignZeros; + DataAxis.prototype.addGroup = function(label, graphOptions) { + if (!this.groups.hasOwnProperty(label)) { + this.groups[label] = graphOptions; + } + this.amountOfGroups += 1; + }; - this.setRange(start, end, minimumStep, containerHeight, customRange); - } + DataAxis.prototype.updateGroup = function(label, graphOptions) { + this.groups[label] = graphOptions; + }; + DataAxis.prototype.removeGroup = function(label) { + if (this.groups.hasOwnProperty(label)) { + delete this.groups[label]; + this.amountOfGroups -= 1; + } + }; - /** - * 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; + DataAxis.prototype.setOptions = function (options) { + if (options) { + var redraw = false; + if (this.options.orientation != options.orientation && options.orientation !== undefined) { + redraw = true; + } + var fields = [ + 'orientation', + 'showMinorLabels', + 'showMajorLabels', + 'icons', + 'majorLinesOffset', + 'minorLinesOffset', + 'labelOffsetX', + 'labelOffsetY', + 'iconWidth', + 'width', + 'visible', + 'customRange', + 'title', + 'format', + 'alignZeros' + ]; + util.selectiveExtend(fields, this.options, options); - if (this._start == this._end) { - this._start -= 0.75; - this._end += 1; - } + this.minWidth = Number(('' + this.options.width).replace("px","")); - if (this.autoScale == true) { - this.setMinimumStep(minimumStep, containerHeight); + if (redraw == true && this.dom.frame) { + this.hide(); + this.show(); + } } - - this.setFirst(customRange); }; + /** - * Automatically determine the scale that bests fits the provided minimum step - * @param {Number} [minimumStep] The minimum step size in milliseconds + * Create the HTML DOM for the DataAxis */ - 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); - - var minorStepIdx = -1; - var magnitudefactor = Math.pow(10,orderOfMagnitude); + 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; - var start = 0; - if (orderOfMagnitude < 0) { - start = orderOfMagnitude; - } + this.dom.lineContainer = document.createElement('div'); + this.dom.lineContainer.style.width = '100%'; + this.dom.lineContainer.style.height = this.height; + this.dom.lineContainer.style.position = 'relative'; - 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; - } - } - this.stepIndex = minorStepIdx; - this.scale = magnitudefactor; - this.step = magnitudefactor * this.minorSteps[minorStepIdx]; + // 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); }; + DataAxis.prototype._redrawGroupIcons = function () { + DOMutil.prepareElements(this.svgElements); + var x; + var iconWidth = this.options.iconWidth; + var iconHeight = 15; + var iconOffset = 4; + var y = iconOffset + 0.5 * iconHeight; - /** - * 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 = {}; + if (this.options.orientation == 'left') { + x = iconOffset; } - - 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; - - this.marginEnd = customRange.max === undefined ? this.roundToMinor(niceEnd) : customRange.max; - this.marginStart = customRange.min === undefined ? this.roundToMinor(niceStart) : customRange.min; - - // if we need to align the zero's we need to make sure that there is a zero to use. - if (this.alignZeros == true && (this.marginEnd - this.marginStart) % this.step != 0) { - this.marginEnd += this.marginEnd % this.step; + else { + x = this.width - iconWidth - iconOffset; } - this.deadSpace = this.roundToMinor(niceEnd) - niceEnd + this.roundToMinor(niceStart) - niceStart; - this.marginRange = this.marginEnd - this.marginStart; - + 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; + } + } + } - this.current = this.marginEnd; + DOMutil.cleanupElements(this.svgElements); + this.iconsRemoved = false; }; - 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; + DataAxis.prototype._cleanupIcons = function() { + if (this.iconsRemoved == false) { + DOMutil.prepareElements(this.svgElements); + DOMutil.cleanupElements(this.svgElements); + this.iconsRemoved = true; } } - /** - * Check if the there is a next step - * @return {boolean} true if the current date has not passed the end date + * Create the HTML DOM for the DataAxis */ - DataStep.prototype.hasNext = function () { - return (this.current >= this.marginStart); + DataAxis.prototype.show = function() { + this.hidden = false; + 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); + } + } + + if (!this.dom.lineContainer.parentNode) { + this.body.dom.backgroundHorizontal.appendChild(this.dom.lineContainer); + } }; /** - * Do the next step + * Create the HTML DOM for the DataAxis */ - DataStep.prototype.next = function() { - var prev = this.current; - this.current -= this.step; + DataAxis.prototype.hide = function() { + this.hidden = true; + if (this.dom.frame.parentNode) { + this.dom.frame.parentNode.removeChild(this.dom.frame); + } - // safety mechanism: if current time is still unchanged, move to the end - if (this.current == prev) { - this.current = this._end; + if (this.dom.lineContainer.parentNode) { + this.dom.lineContainer.parentNode.removeChild(this.dom.lineContainer); } }; /** - * Do the next step + * Set a range (start and end) + * @param end + * @param start + * @param end */ - DataStep.prototype.previous = function() { - this.current += this.step; - this.marginEnd += this.step; - this.marginRange = this.marginEnd - this.marginStart; + DataAxis.prototype.setRange = function (start, end) { + if (this.master == false && this.options.alignZeros == true && this.zeroCrossing != -1) { + if (start > 0) { + start = 0; + } + } + this.range.start = start; + this.range.end = end; }; - - /** - * Get the current datetime - * @return {String} current The current date + * Repaint the component + * @return {boolean} Returns true if the component is resized */ - DataStep.prototype.getCurrent = function(decimals) { - // prevent round-off errors when close to zero - var current = (Math.abs(this.current) < this.step / 2) ? 0 : this.current; - var toPrecision = '' + Number(current).toPrecision(5); + DataAxis.prototype.redraw = function () { + var resized = false; + var activeGroups = 0; + + // Make sure the line container adheres to the vertical scrolling. + this.dom.lineContainer.style.top = this.body.domProps.scrollTop + 'px'; - // If decimals is specified, then limit or extend the string as required - if(decimals !== undefined && !isNaN(Number(decimals))) { - // If string includes exponent, then we need to add it to the end - var exp = ""; - var index = toPrecision.indexOf("e"); - if(index != -1) { - // Get the exponent - exp = toPrecision.slice(index); - // Remove the exponent in case we need to zero-extend - toPrecision = toPrecision.slice(0, index); - } - index = Math.max(toPrecision.indexOf(","), toPrecision.indexOf(".")); - if(index === -1) { - // No decimal found - if we want decimals, then we need to add it - if(decimals !== 0) { - toPrecision += '.'; - } - // Calculate how long the string should be - index = toPrecision.length + decimals; - } - else if(decimals !== 0) { - // Calculate how long the string should be - accounting for the decimal place - index += decimals + 1; - } - if(index > toPrecision.length) { - // We need to add zeros! - for(var cnt = index - toPrecision.length; cnt > 0; cnt--) { - toPrecision += '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++; } } - else { - // we need to remove characters - toPrecision = toPrecision.slice(0, index); - } - // Add the exponent if there is one - toPrecision += exp; } - else { - if (toPrecision.indexOf(",") != -1 || toPrecision.indexOf(".") != -1) { - // If no decimal is specified, and there are decimal places, remove trailing zeros - for (var i = toPrecision.length - 1; i > 0; i--) { - if (toPrecision[i] == "0") { - toPrecision = toPrecision.slice(0, i); - } - else if (toPrecision[i] == "." || toPrecision[i] == ",") { - toPrecision = toPrecision.slice(0, i); - break; - } - else { - break; - } - } - } + if (this.amountOfGroups == 0 || activeGroups == 0) { + this.hide(); } + else { + this.show(); + this.height = Number(this.linegraphSVG.style.height.replace("px","")); - return toPrecision; - }; + // 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; + // update classname + frame.className = 'dataaxis'; - /** - * 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 - */ - DataStep.prototype.snap = function(date) { + // calculate character width and height + this._calculateCharSize(); - }; + var orientation = this.options.orientation; + var showMinorLabels = this.options.showMinorLabels; + var showMajorLabels = this.options.showMajorLabels; - /** - * 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. - */ - DataStep.prototype.isMajor = function() { - return (this.current % (this.scale * this.majorSteps[this.stepIndex]) == 0); - }; + // determine the width and height of the elements for the axis + props.minorLabelHeight = showMinorLabels ? props.minorCharHeight : 0; + props.majorLabelHeight = showMajorLabels ? props.majorCharHeight : 0; - module.exports = DataStep; + 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; + // 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"; + this.props.width = this.body.domProps.left.width; + this.props.height = this.body.domProps.left.height; + } + 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"; + this.props.width = this.body.domProps.right.width; + this.props.height = this.body.domProps.right.height; + } -/***/ }, -/* 46 */ -/***/ function(module, exports, __webpack_require__) { + resized = this._redrawLabels(); + resized = this._isResized() || resized; - var util = __webpack_require__(1); - var DOMutil = __webpack_require__(6); - var Line = __webpack_require__(47); - var Bar = __webpack_require__(49); - var Points = __webpack_require__(48); + if (this.options.icons == true) { + this._redrawGroupIcons(); + } + else { + this._cleanupIcons(); + } - /** - * /** - * @param {object} group | the object of the group from the dataset - * @param {string} groupId | ID of the group - * @param {object} options | the default options - * @param {array} groupsUsingDefaultStyles | this array has one entree. - * It is passed as an array so it is passed by reference. - * It enumerates through the default styles - * @constructor - */ - 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._redrawTitle(orientation); } - this.itemsData = []; - this.visible = group.visible === undefined ? true : group.visible; - } - + return resized; + }; /** - * this loads a reference to all items in this group into this group. - * @param {array} items + * Repaint major and minor text labels and vertical grid lines + * @private */ - 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;}) - } - } - else { - this.itemsData = []; - } - }; + DataAxis.prototype._redrawLabels = function () { + var resized = false; + DOMutil.prepareElements(this.DOMelements.lines); + DOMutil.prepareElements(this.DOMelements.labels); + var orientation = this.options['orientation']; - /** - * this is used for plotting barcharts, this way, we only have to calculate it once. - * @param pos - */ - GraphGroup.prototype.setZeroPosition = function(pos) { - this.zeroPosition = pos; - }; + // 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.master == false && this.options.alignZeros // doess the step have to align zeros? only if not master and the options is on + ); - /** - * set the options of the graph group over the default options. - * @param options - */ - GraphGroup.prototype.setOptions = function(options) { - if (options !== undefined) { - var fields = ['sampling','style','sort','yAxisOrientation','barChart']; - util.selectiveDeepExtend(fields, this.options, options); + 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)); - util.mergeOptions(this.options, options,'catmullRom'); - util.mergeOptions(this.options, options,'drawPoints'); - util.mergeOptions(this.options, options,'shaded'); + this.stepPixels = stepPixels; - 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; - } - } - } + var amountOfSteps = this.height / stepPixels; + var stepDifference = 0; + + // the slave axis needs to use the same horizontal lines as the master axis. + 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(); } - } + amountOfSteps = this.height / stepPixels; - if (this.options.style == 'line') { - this.type = new Line(this.id, this.options); - } - else if (this.options.style == 'bar') { - this.type = new Bar(this.id, this.options); + if (this.zeroCrossing != -1 && this.options.alignZeros == true) { + var zeroStepDifference = (step.marginEnd / step.step) - this.zeroCrossing; + if (zeroStepDifference > 0) { + for (var i = 0; i < zeroStepDifference; i++) {step.next();} + } + else if (zeroStepDifference < 0) { + for (var i = 0; i < -zeroStepDifference; i++) {step.previous();} + } + } } - else if (this.options.style == 'points') { - this.type = new Points(this.id, this.options); + else { + amountOfSteps += 0.25; } - }; - /** - * this updates the current group class with the latest group dataset entree, used in _updateGroup in linegraph - * @param group - */ - 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.style = group.style; - this.setOptions(group.options); - }; + this.valueAtZero = step.marginEnd; + var marginStartPos = 0; + // do not draw the first label + var max = 1; - /** - * draw the icon for the legend. - * - * @param x - * @param y - * @param JSONcontainer - * @param SVGcontainer - * @param iconWidth - * @param iconHeight - */ - GraphGroup.prototype.drawIcon = function(x, y, JSONcontainer, SVGcontainer, iconWidth, iconHeight) { - var fillHeight = iconHeight * 0.5; - var path, fillPath; + // Get the number of decimal places + var decimals; + if(this.options.format[orientation] !== undefined) { + decimals = this.options.format[orientation].decimals; + } - 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"); + 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(); - if (this.options.style == 'line') { - path = DOMutil.getSVGElement("path", JSONcontainer, SVGcontainer); - path.setAttributeNS(null, "class", this.className); - if(this.style !== undefined) { - path.setAttributeNS(null, "style", this.style); + if (this.options['showMinorLabels'] && isMajor == false || this.master == false && this.options['showMinorLabels'] == true) { + this._redrawLabel(y - 2, step.getCurrent(decimals), orientation, 'yAxis minor', this.props.minorCharHeight); } - 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); + 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(decimals), orientation, 'yAxis major', this.props.majorCharHeight); } - fillPath.setAttributeNS(null, "class", this.className + " iconFill"); + this._redrawLine(y, orientation, 'grid horizontal major', this.options.majorLinesOffset, this.props.majorLineWidth); + } + else { + this._redrawLine(y, orientation, 'grid horizontal minor', this.options.minorLinesOffset, this.props.minorLineWidth); } - if (this.options.drawPoints.enabled == true) { - DOMutil.drawPoint(x + 0.5 * iconWidth,y, this, JSONcontainer, SVGcontainer); + if (this.master == true && step.current == 0) { + this.zeroCrossing = max; } + + max++; } - 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); + if (this.master == false) { + this.conversionFactor = y / (this.valueAtZero - step.current); + } + else { + this.conversionFactor = this.dom.frame.offsetHeight / step.marginRange; + } - 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); + // Note that title is rotated, so we're using the height, not width! + var titleWidth = 0; + if (this.options.title[orientation] !== undefined && this.options.title[orientation].text !== undefined) { + titleWidth = this.props.titleCharHeight; + } + var offset = this.options.icons == true ? Math.max(this.options.iconWidth, titleWidth) + this.options.labelOffsetX + 15 : titleWidth + this.options.labelOffsetX + 15; + + // this will resize the yAxis to accommodate 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(); + resized = 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(); + resized = true; + } + else { + DOMutil.cleanupElements(this.DOMelements.lines); + DOMutil.cleanupElements(this.DOMelements.labels); + resized = false; } + + return resized; }; + DataAxis.prototype.convertValue = function (value) { + var invertedValue = this.valueAtZero - value; + var convertedValue = invertedValue * this.conversionFactor; + return convertedValue; + }; /** - * return the legend entree for this group. - * - * @param iconWidth - * @param iconHeight - * @returns {{icon: HTMLElement, label: (group.content|*|string), orientation: (.options.yAxisOrientation|*)}} + * Create a label for the axis at position x + * @private + * @param y + * @param text + * @param orientation + * @param className + * @param characterHeight */ - 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}; - } - - GraphGroup.prototype.getYRange = function(groupData) { - return this.type.getYRange(groupData); - } - - GraphGroup.prototype.draw = function(dataset, group, framework) { - this.type.draw(dataset, group, framework); - } - + 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"; + } - module.exports = GraphGroup; + label.style.top = y - 0.5 * characterHeight + this.options.labelOffsetY + 'px'; + text += ''; -/***/ }, -/* 47 */ -/***/ function(module, exports, __webpack_require__) { + var largestWidth = Math.max(this.props.majorCharWidth,this.props.minorCharWidth); + if (this.maxLabelSize < text.length * largestWidth) { + this.maxLabelSize = text.length * largestWidth; + } + }; /** - * Created by Alex on 11/11/2014. + * Create a minor line for the axis at position y + * @param y + * @param orientation + * @param className + * @param offset + * @param width */ - var DOMutil = __webpack_require__(6); - var Points = __webpack_require__(48); + 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 = ''; - function Line(groupId, options) { - this.groupId = groupId; - this.options = options; - } + if (orientation == 'left') { + line.style.left = (this.width - offset) + 'px'; + } + else { + line.style.right = (this.width - offset) + 'px'; + } - Line.prototype.getYRange = function(groupData) { - var yMin = groupData[0].y; - var yMax = groupData[0].y; - for (var j = 0; j < groupData.length; j++) { - yMin = yMin > groupData[j].y ? groupData[j].y : yMin; - yMax = yMax < groupData[j].y ? groupData[j].y : yMax; + line.style.width = width + 'px'; + line.style.top = y + 'px'; } - return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; }; - /** - * draw a line graph - * - * @param dataset - * @param group + * Create a title for the axis + * @private + * @param orientation */ - Line.prototype.draw = function (dataset, group, framework) { - if (dataset != null) { - if (dataset.length > 0) { - var path, d; - var svgHeight = Number(framework.svg.style.height.replace('px','')); - path = DOMutil.getSVGElement('path', framework.svgElements, framework.svg); - path.setAttributeNS(null, "class", group.className); - if(group.style !== undefined) { - path.setAttributeNS(null, "style", group.style); - } + DataAxis.prototype._redrawTitle = function (orientation) { + DOMutil.prepareElements(this.DOMelements.title); - // construct path from dataset - if (group.options.catmullRom.enabled == true) { - d = Line._catmullRom(dataset, group); - } - else { - d = Line._linear(dataset); - } + // Check if the title is defined for this axes + if (this.options.title[orientation] !== undefined && this.options.title[orientation].text !== undefined) { + var title = DOMutil.getDOMElement('div', this.DOMelements.title, this.dom.frame); + title.className = 'yAxis title ' + orientation; + title.innerHTML = this.options.title[orientation].text; - // append with points for fill and finalize the path - if (group.options.shaded.enabled == true) { - var fillPath = DOMutil.getSVGElement('path', framework.svgElements, framework.svg); - var dFill; - if (group.options.shaded.orientation == 'top') { - dFill = 'M' + dataset[0].x + ',' + 0 + ' ' + d + 'L' + dataset[dataset.length - 1].x + ',' + 0; - } - else { - dFill = 'M' + dataset[0].x + ',' + svgHeight + ' ' + d + 'L' + dataset[dataset.length - 1].x + ',' + svgHeight; - } - fillPath.setAttributeNS(null, "class", group.className + " fill"); - if(group.options.shaded.style !== undefined) { - fillPath.setAttributeNS(null, "style", group.options.shaded.style); - } - fillPath.setAttributeNS(null, "d", dFill); - } - // copy properties to path for drawing. - path.setAttributeNS(null, 'd', 'M' + d); + // Add style - if provided + if (this.options.title[orientation].style !== undefined) { + util.addCssText(title, this.options.title[orientation].style); + } - // draw points - if (group.options.drawPoints.enabled == true) { - Points.draw(dataset, group, framework); - } + if (orientation == 'left') { + title.style.left = this.props.titleCharHeight + 'px'; + } + else { + title.style.right = this.props.titleCharHeight + 'px'; } + + title.style.width = this.height + 'px'; } + + // we need to clean up in case we did not use all elements. + DOMutil.cleanupElements(this.DOMelements.title); }; + /** - * 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} + * 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 */ - Line._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++) { + 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); - p0 = (i == 0) ? data[0] : data[i-1]; - p1 = data[i]; - p2 = data[i+1]; - p3 = (i + 2 < length) ? data[i+2] : p2; + this.props.minorCharHeight = measureCharMinor.clientHeight; + this.props.minorCharWidth = measureCharMinor.clientWidth; + this.dom.frame.removeChild(measureCharMinor); + } - // 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 + 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); - // 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 }; + this.props.majorCharHeight = measureCharMajor.clientHeight; + this.props.majorCharWidth = measureCharMajor.clientWidth; - d += 'C' + - bp1.x + ',' + - bp1.y + ' ' + - bp2.x + ',' + - bp2.y + ' ' + - p2.x + ',' + - p2.y + ' '; + this.dom.frame.removeChild(measureCharMajor); } - return d; - }; - - /** - * 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 - * @param group - * @returns {string} - * @private - */ - Line._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 ] - - 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); - - 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;} - - bp1 = { x: ((-d2pow2A * p0.x + A*p1.x + d1pow2A * p2.x) * N), - y: ((-d2pow2A * p0.y + A*p1.y + d1pow2A * p2.y) * N)}; - - bp2 = { x: (( d3pow2A * p1.x + B*p2.x - d2pow2A * p3.x) * M), - y: (( d3pow2A * p1.y + B*p2.y - d2pow2A * p3.y) * M)}; + if (!('titleCharHeight' in this.props)) { + var textTitle = document.createTextNode('0'); + var measureCharTitle = document.createElement('div'); + measureCharTitle.className = 'yAxis title measure'; + measureCharTitle.appendChild(textTitle); + this.dom.frame.appendChild(measureCharTitle); - 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 + ' '; - } + this.props.titleCharHeight = measureCharTitle.clientHeight; + this.props.titleCharWidth = measureCharTitle.clientWidth; - return d; + this.dom.frame.removeChild(measureCharTitle); } }; /** - * this generates the SVG path for a linear drawing between datapoints. - * @param data - * @returns {string} - * @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 */ - Line._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; + DataAxis.prototype.snap = function(date) { + return this.step.snap(date); }; - module.exports = Line; + module.exports = DataAxis; /***/ }, -/* 48 */ +/* 44 */ /***/ function(module, exports, __webpack_require__) { /** - * Created by Alex on 11/11/2014. + * @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 */ - var DOMutil = __webpack_require__(6); + function DataStep(start, end, minimumStep, containerHeight, customRange, alignZeros) { + // variables + this.current = 0; - function Points(groupId, options) { - this.groupId = groupId; - this.options = options; - } + this.autoScale = true; + this.stepIndex = 0; + this.step = 1; + this.scale = 1; + + this.marginStart; + this.marginEnd; + this.deadSpace = 0; + this.majorSteps = [1, 2, 5, 10]; + this.minorSteps = [0.25, 0.5, 1, 2]; - Points.prototype.getYRange = function(groupData) { - var yMin = groupData[0].y; - var yMax = groupData[0].y; - for (var j = 0; j < groupData.length; j++) { - yMin = yMin > groupData[j].y ? groupData[j].y : yMin; - yMax = yMax < groupData[j].y ? groupData[j].y : yMax; - } - return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; - }; + this.alignZeros = alignZeros; - Points.prototype.draw = function(dataset, group, framework, offset) { - Points.draw(dataset, group, framework, offset); + this.setRange(start, end, minimumStep, containerHeight, customRange); } + + /** - * draw the data points - * - * @param {Array} dataset - * @param {Object} JSONcontainer - * @param {Object} svg | SVG DOM element - * @param {GraphGroup} group - * @param {Number} [offset] + * 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 */ - Points.draw = function (dataset, group, framework, offset) { - if (offset === undefined) {offset = 0;} - for (var i = 0; i < dataset.length; i++) { - DOMutil.drawPoint(dataset[i].x + offset, dataset[i].y, group, framework.svgElements, framework.svg); - } - }; + 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; + if (this._start == this._end) { + this._start -= 0.75; + this._end += 1; + } - module.exports = Points; + if (this.autoScale == true) { + this.setMinimumStep(minimumStep, containerHeight); + } -/***/ }, -/* 49 */ -/***/ function(module, exports, __webpack_require__) { + this.setFirst(customRange); + }; /** - * Created by Alex on 11/11/2014. + * Automatically determine the scale that bests fits the provided minimum step + * @param {Number} [minimumStep] The minimum step size in milliseconds */ - var DOMutil = __webpack_require__(6); - var Points = __webpack_require__(48); + 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); - function Bargraph(groupId, options) { - this.groupId = groupId; - this.options = options; - } + var minorStepIdx = -1; + var magnitudefactor = Math.pow(10,orderOfMagnitude); - Bargraph.prototype.getYRange = function(groupData) { - if (this.options.barChart.handleOverlap != 'stack') { - var yMin = groupData[0].y; - var yMax = groupData[0].y; - for (var j = 0; j < groupData.length; j++) { - yMin = yMin > groupData[j].y ? groupData[j].y : yMin; - yMax = yMax < groupData[j].y ? groupData[j].y : yMax; - } - return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; + var start = 0; + if (orderOfMagnitude < 0) { + start = orderOfMagnitude; } - else { - var barCombinedData = []; - for (var j = 0; j < groupData.length; j++) { - barCombinedData.push({ - x: groupData[j].x, - y: groupData[j].y, - groupId: this.groupId - }); + + 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; } - return barCombinedData; } + this.stepIndex = minorStepIdx; + this.scale = magnitudefactor; + this.step = magnitudefactor * this.minorSteps[minorStepIdx]; }; /** - * draw a bar graph - * - * @param groupIds - * @param processedGroupData + * Round the current date to the first minor date value + * This must be executed once when the current date is set to start Date */ - Bargraph.draw = function (groupIds, processedGroupData, framework) { - 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 = framework.groups[groupIds[i]]; - if (group.options.style == 'bar') { - if (group.visible == true && (framework.options.groups.visibility[groupIds[i]] === undefined || framework.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; - } - } - } + DataStep.prototype.setFirst = function(customRange) { + if (customRange === undefined) { + customRange = {}; } - if (barPoints == 0) {return;} + 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; - // 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; - } - }); + this.marginEnd = customRange.max === undefined ? this.roundToMinor(niceEnd) : customRange.max; + this.marginStart = customRange.min === undefined ? this.roundToMinor(niceStart) : customRange.min; - // get intersections - Bargraph._getDataIntersections(intersections, combinedData); + // if we need to align the zero's we need to make sure that there is a zero to use. + if (this.alignZeros == true && (this.marginEnd - this.marginStart) % this.step != 0) { + this.marginEnd += this.marginEnd % this.step; + } - // plot barchart - for (i = 0; i < combinedData.length; i++) { - group = framework.groups[combinedData[i].groupId]; - var minWidth = 0.1 * group.options.barChart.width; + this.deadSpace = this.roundToMinor(niceEnd) - niceEnd + this.roundToMinor(niceStart) - niceStart; + this.marginRange = this.marginEnd - this.marginStart; - 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 = Bargraph._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 = Bargraph._getSafeDrawData(coreDistance, group, minWidth); - intersections[key].resolved += 1; - 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', framework.svgElements, framework.svg); - // draw points - if (group.options.drawPoints.enabled == true) { - DOMutil.drawPoint(combinedData[i].x + drawData.offset, combinedData[i].y, group, framework.svgElements, framework.svg); - } - } + this.current = this.marginEnd; }; + 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; + } + } + /** - * Fill the intersections object with counters of how many datapoints share the same x coordinates - * @param intersections - * @param combinedData - * @private + * Check if the there is a next step + * @return {boolean} true if the current date has not passed the end date */ - Bargraph._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; - } - } + DataStep.prototype.hasNext = function () { + return (this.current >= this.marginStart); }; - /** - * Get the width and offset for bargraphs based on the coredistance between datapoints - * - * @param coreDistance - * @param group - * @param minWidth - * @returns {{width: Number, offset: Number}} - * @private + * Do the next step */ - Bargraph._getSafeDrawData = function (coreDistance, group, minWidth) { - var width, offset; - if (coreDistance < group.options.barChart.width && coreDistance > 0) { - width = coreDistance < minWidth ? minWidth : coreDistance; + DataStep.prototype.next = function() { + var prev = this.current; + this.current -= this.step; - 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; - } + // safety mechanism: if current time is still unchanged, move to the end + if (this.current == prev) { + this.current = this._end; } + }; - return {width: width, offset: offset}; + /** + * Do the next step + */ + DataStep.prototype.previous = function() { + this.current += this.step; + this.marginEnd += this.step; + this.marginRange = this.marginEnd - this.marginStart; }; - Bargraph.getStackedBarYRange = function(barCombinedData, groupRanges, groupIds, groupLabel, orientation) { - if (barCombinedData.length > 0) { - // sort by time and by group - barCombinedData.sort(function (a, b) { - if (a.x == b.x) { - return a.groupId - b.groupId; - } else { - return a.x - b.x; - } - }); - var intersections = {}; - Bargraph._getDataIntersections(intersections, barCombinedData); - groupRanges[groupLabel] = Bargraph._getStackedBarYRange(intersections, barCombinedData); - groupRanges[groupLabel].yAxisOrientation = orientation; - groupIds.push(groupLabel); - } - } - Bargraph._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; + /** + * Get the current datetime + * @return {String} current The current date + */ + DataStep.prototype.getCurrent = function(decimals) { + // prevent round-off errors when close to zero + var current = (Math.abs(this.current) < this.step / 2) ? 0 : this.current; + var toPrecision = '' + Number(current).toPrecision(5); + + // If decimals is specified, then limit or extend the string as required + if(decimals !== undefined && !isNaN(Number(decimals))) { + // If string includes exponent, then we need to add it to the end + var exp = ""; + var index = toPrecision.indexOf("e"); + if(index != -1) { + // Get the exponent + exp = toPrecision.slice(index); + // Remove the exponent in case we need to zero-extend + toPrecision = toPrecision.slice(0, index); + } + index = Math.max(toPrecision.indexOf(","), toPrecision.indexOf(".")); + if(index === -1) { + // No decimal found - if we want decimals, then we need to add it + if(decimals !== 0) { + toPrecision += '.'; + } + // Calculate how long the string should be + index = toPrecision.length + decimals; + } + else if(decimals !== 0) { + // Calculate how long the string should be - accounting for the decimal place + index += decimals + 1; + } + if(index > toPrecision.length) { + // We need to add zeros! + for(var cnt = index - toPrecision.length; cnt > 0; cnt--) { + toPrecision += '0'; + } } else { - intersections[key].accumulated += combinedData[i].y; + // we need to remove characters + toPrecision = toPrecision.slice(0, index); } + // Add the exponent if there is one + toPrecision += exp; } - 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; + else { + if (toPrecision.indexOf(",") != -1 || toPrecision.indexOf(".") != -1) { + // If no decimal is specified, and there are decimal places, remove trailing zeros + for (var i = toPrecision.length - 1; i > 0; i--) { + if (toPrecision[i] == "0") { + toPrecision = toPrecision.slice(0, i); + } + else if (toPrecision[i] == "." || toPrecision[i] == ",") { + toPrecision = toPrecision.slice(0, i); + break; + } + else { + break; + } + } } } - return {min: yMin, max: yMax}; + return toPrecision; }; - module.exports = Bargraph; + + + /** + * 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 + */ + DataStep.prototype.snap = function(date) { + + }; + + /** + * 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. + */ + DataStep.prototype.isMajor = function() { + return (this.current % (this.scale * this.majorSteps[this.stepIndex]) == 0); + }; + + module.exports = DataStep; + /***/ }, -/* 50 */ +/* 45 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); var DOMutil = __webpack_require__(6); - var Component = __webpack_require__(23); + var Line = __webpack_require__(46); + var Bar = __webpack_require__(48); + var Points = __webpack_require__(47); /** - * Legend for Graph2d + * /** + * @param {object} group | the object of the group from the dataset + * @param {string} groupId | ID of the group + * @param {object} options | the default options + * @param {array} groupsUsingDefaultStyles | this array has one entree. + * It is passed as an array so it is passed by reference. + * It enumerates through the default styles + * @constructor */ - function Legend(body, options, side, linegraphOptions) { - this.body = body; - this.defaultOptions = { - enabled: true, - icons: true, - iconSize: 20, - iconSpacing: 6, - left: { - visible: true, - position: 'top-left' // top/bottom - left,center,right - }, - right: { - visible: true, - position: 'top-left' // top/bottom - left,center,right - } + 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.side = side; - this.options = util.extend({},this.defaultOptions); - this.linegraphOptions = linegraphOptions; - - this.svgElements = {}; - this.dom = {}; - this.groups = {}; - this.amountOfGroups = 0; - this._create(); - - this.setOptions(options); - } - - Legend.prototype = new Component(); - - Legend.prototype.clear = function() { - this.groups = {}; - this.amountOfGroups = 0; + this.itemsData = []; + this.visible = group.visible === undefined ? true : group.visible; } - Legend.prototype.addGroup = function(label, graphOptions) { - if (!this.groups.hasOwnProperty(label)) { - this.groups[label] = graphOptions; + /** + * this loads a reference to all items in this group into this group. + * @param {array} items + */ + 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;}) + } + } + else { + this.itemsData = []; } - this.amountOfGroups += 1; }; - Legend.prototype.updateGroup = function(label, graphOptions) { - this.groups[label] = graphOptions; - }; - Legend.prototype.removeGroup = function(label) { - if (this.groups.hasOwnProperty(label)) { - delete this.groups[label]; - this.amountOfGroups -= 1; - } + /** + * this is used for plotting barcharts, this way, we only have to calculate it once. + * @param pos + */ + GraphGroup.prototype.setZeroPosition = function(pos) { + this.zeroPosition = pos; }; - 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"; - this.dom.textArea = document.createElement('div'); - this.dom.textArea.className = 'legendText'; - this.dom.textArea.style.position = "relative"; - this.dom.textArea.style.top = "0px"; + /** + * set the options of the graph group over the default options. + * @param options + */ + GraphGroup.prototype.setOptions = function(options) { + if (options !== undefined) { + var fields = ['sampling','style','sort','yAxisOrientation','barChart']; + util.selectiveDeepExtend(fields, this.options, options); - 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'; - this.svg.style.height = '100%'; + util.mergeOptions(this.options, options,'catmullRom'); + util.mergeOptions(this.options, options,'drawPoints'); + util.mergeOptions(this.options, options,'shaded'); - this.dom.frame.appendChild(this.svg); - this.dom.frame.appendChild(this.dom.textArea); + 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 (this.options.style == 'line') { + this.type = new Line(this.id, this.options); + } + else if (this.options.style == 'bar') { + this.type = new Bar(this.id, this.options); + } + else if (this.options.style == 'points') { + this.type = new Points(this.id, this.options); + } }; + /** - * Hide the component from the DOM + * this updates the current group class with the latest group dataset entree, used in _updateGroup in linegraph + * @param group */ - Legend.prototype.hide = function() { - // remove the frame containing the items - if (this.dom.frame.parentNode) { - this.dom.frame.parentNode.removeChild(this.dom.frame); - } + 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.style = group.style; + this.setOptions(group.options); }; + /** - * Show the component in the DOM (when not already visible). - * @return {Boolean} changed + * draw the icon for the legend. + * + * @param x + * @param y + * @param JSONcontainer + * @param SVGcontainer + * @param iconWidth + * @param iconHeight */ - Legend.prototype.show = function() { - // show frame containing the items - if (!this.dom.frame.parentNode) { - this.body.dom.center.appendChild(this.dom.frame); - } - }; + GraphGroup.prototype.drawIcon = function(x, y, JSONcontainer, SVGcontainer, iconWidth, iconHeight) { + var fillHeight = iconHeight * 0.5; + var path, fillPath; - Legend.prototype.setOptions = function(options) { - var fields = ['enabled','orientation','icons','left','right']; - util.selectiveDeepExtend(fields, this.options, options); - }; + 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"); - 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++; + if (this.options.style == 'line') { + path = DOMutil.getSVGElement("path", JSONcontainer, SVGcontainer); + path.setAttributeNS(null, "class", this.className); + if(this.style !== undefined) { + path.setAttributeNS(null, "style", this.style); + } + + 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"); } - } - if (this.options[this.side].visible == false || this.amountOfGroups == 0 || this.options.enabled == false || activeGroups == 0) { - this.hide(); + if (this.options.drawPoints.enabled == true) { + DOMutil.drawPoint(x + 0.5 * iconWidth,y, this, JSONcontainer, SVGcontainer); + } } 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 = ''; - } - - 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 { - var scrollableHeight = this.body.domProps.center.height - this.body.domProps.centerContainer.height; - this.dom.frame.style.bottom = 4 + scrollableHeight + Number(this.body.dom.center.style.top.replace("px","")) + 'px'; - this.dom.frame.style.top = ''; - } + var barWidth = Math.round(0.3 * iconWidth); + var bar1Height = Math.round(0.4 * iconHeight); + var bar2Height = Math.round(0.75 * iconHeight); - 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(); - } + var offset = Math.round((iconWidth - (2 * barWidth))/3); - 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 + '
'; - } - } - } - this.dom.textArea.innerHTML = content; - this.dom.textArea.style.lineHeight = ((0.75 * this.options.iconSize) + this.options.iconSpacing) + 'px'; + 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); } }; - 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'; + /** + * return the legend entree for this group. + * + * @param iconWidth + * @param iconHeight + * @returns {{icon: HTMLElement, label: (group.content|*|string), orientation: (.options.yAxisOrientation|*)}} + */ + 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}; + } - 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; - } - } - } + GraphGroup.prototype.getYRange = function(groupData) { + return this.type.getYRange(groupData); + } - DOMutil.cleanupElements(this.svgElements); - } - }; + GraphGroup.prototype.draw = function(dataset, group, framework) { + this.type.draw(dataset, group, framework); + } - module.exports = Legend; + + module.exports = GraphGroup; /***/ }, -/* 51 */ +/* 46 */ /***/ function(module, exports, __webpack_require__) { - var Emitter = __webpack_require__(11); - var Hammer = __webpack_require__(19); - var keycharm = __webpack_require__(36); - var util = __webpack_require__(1); - var hammerUtil = __webpack_require__(22); - var DataSet = __webpack_require__(7); - var DataView = __webpack_require__(9); - var dotparser = __webpack_require__(57); - var gephiParser = __webpack_require__(58); - var Groups = __webpack_require__(54); - var Images = __webpack_require__(55); - var Node = __webpack_require__(53); - var Edge = __webpack_require__(52); - var Popup = __webpack_require__(56); - var MixinLoader = __webpack_require__(59); - var Activator = __webpack_require__(35); - var locales = __webpack_require__(70); + /** + * Created by Alex on 11/11/2014. + */ + var DOMutil = __webpack_require__(6); + var Points = __webpack_require__(47); + + function Line(groupId, options) { + this.groupId = groupId; + this.options = options; + } + + Line.prototype.getYRange = function(groupData) { + var yMin = groupData[0].y; + var yMax = groupData[0].y; + for (var j = 0; j < groupData.length; j++) { + yMin = yMin > groupData[j].y ? groupData[j].y : yMin; + yMax = yMax < groupData[j].y ? groupData[j].y : yMax; + } + return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; + }; - // Load custom shapes into CanvasRenderingContext2D - __webpack_require__(71); /** - * @constructor Network - * Create a network visualization, displaying nodes and edges. + * draw a line graph * - * @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 + * @param dataset + * @param group */ - function Network (container, data, options) { - if (!(this instanceof Network)) { - throw new SyntaxError('Constructor must be called with the new operator'); + Line.prototype.draw = function (dataset, group, framework) { + if (dataset != null) { + if (dataset.length > 0) { + var path, d; + var svgHeight = Number(framework.svg.style.height.replace('px','')); + path = DOMutil.getSVGElement('path', framework.svgElements, framework.svg); + path.setAttributeNS(null, "class", group.className); + if(group.style !== undefined) { + path.setAttributeNS(null, "style", group.style); + } + + // construct path from dataset + if (group.options.catmullRom.enabled == true) { + d = Line._catmullRom(dataset, group); + } + else { + d = Line._linear(dataset); + } + + // append with points for fill and finalize the path + if (group.options.shaded.enabled == true) { + var fillPath = DOMutil.getSVGElement('path', framework.svgElements, framework.svg); + var dFill; + if (group.options.shaded.orientation == 'top') { + dFill = 'M' + dataset[0].x + ',' + 0 + ' ' + d + 'L' + dataset[dataset.length - 1].x + ',' + 0; + } + else { + dFill = 'M' + dataset[0].x + ',' + svgHeight + ' ' + d + 'L' + dataset[dataset.length - 1].x + ',' + svgHeight; + } + fillPath.setAttributeNS(null, "class", group.className + " fill"); + if(group.options.shaded.style !== undefined) { + fillPath.setAttributeNS(null, "style", group.options.shaded.style); + } + 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) { + Points.draw(dataset, group, framework); + } + } } + }; - this._determineBrowserMethod(); - this._initializeMixinLoaders(); - // create variables and set default values - this.containerElement = container; - // render and calculation settings - this.renderRefreshRate = 60; // hz (fps) - this.renderTimestep = 1000 / this.renderRefreshRate; // ms -- saves calculation later on - this.renderTime = 0; // measured time it takes to render a frame - this.physicsTime = 0; // measured time it takes to render a frame - this.runDoubleSpeed = false; - this.physicsDiscreteStepsize = 0.50; // discrete stepsize of the simulation + /** + * 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 + */ + Line._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++) { - this.initializing = true; + p0 = (i == 0) ? data[0] : data[i-1]; + p1 = data[i]; + p2 = data[i+1]; + p3 = (i + 2 < length) ? data[i+2] : p2; - this.triggerFunctions = {add:null,edit:null,editEdge:null,connect:null,del:null}; - // set constant values - this.defaultOptions = { - nodes: { - mass: 1, - radiusMin: 10, - radiusMax: 30, - radius: 10, - shape: 'ellipse', - image: undefined, - widthMin: 16, // px - widthMax: 64, // px - fontColor: 'black', - fontSize: 14, // px - fontFace: 'verdana', - fontFill: undefined, - level: -1, - color: { - border: '#2B7CE9', - background: '#97C2FC', - highlight: { - border: '#2B7CE9', - background: '#D2E5FF' - }, - hover: { - border: '#2B7CE9', - background: '#D2E5FF' - } - }, - group: undefined, - borderWidth: 1, - borderWidthSelected: undefined - }, - 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', + // 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 + + // 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 }; + + d += 'C' + + bp1.x + ',' + + bp1.y + ' ' + + bp2.x + ',' + + bp2.y + ' ' + + p2.x + ',' + + p2.y + ' '; + } + + return d; + }; + + /** + * 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 + * @param group + * @returns {string} + * @private + */ + Line._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 ] + + 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); + + 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;} + + bp1 = { x: ((-d2pow2A * p0.x + A*p1.x + d1pow2A * p2.x) * N), + y: ((-d2pow2A * p0.y + A*p1.y + d1pow2A * p2.y) * N)}; + + bp2 = { x: (( d3pow2A * p1.x + B*p2.x - d2pow2A * p3.x) * M), + y: (( d3pow2A * p1.y + B*p2.y - d2pow2A * p3.y) * M)}; + + 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 + ' '; + } + + return d; + } + }; + + /** + * this generates the SVG path for a linear drawing between datapoints. + * @param data + * @returns {string} + * @private + */ + Line._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; + }; + + module.exports = Line; + + +/***/ }, +/* 47 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * Created by Alex on 11/11/2014. + */ + var DOMutil = __webpack_require__(6); + + function Points(groupId, options) { + this.groupId = groupId; + this.options = options; + } + + + Points.prototype.getYRange = function(groupData) { + var yMin = groupData[0].y; + var yMax = groupData[0].y; + for (var j = 0; j < groupData.length; j++) { + yMin = yMin > groupData[j].y ? groupData[j].y : yMin; + yMax = yMax < groupData[j].y ? groupData[j].y : yMax; + } + return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; + }; + + Points.prototype.draw = function(dataset, group, framework, offset) { + Points.draw(dataset, group, framework, offset); + } + + /** + * draw the data points + * + * @param {Array} dataset + * @param {Object} JSONcontainer + * @param {Object} svg | SVG DOM element + * @param {GraphGroup} group + * @param {Number} [offset] + */ + Points.draw = function (dataset, group, framework, offset) { + if (offset === undefined) {offset = 0;} + for (var i = 0; i < dataset.length; i++) { + DOMutil.drawPoint(dataset[i].x + offset, dataset[i].y, group, framework.svgElements, framework.svg); + } + }; + + + module.exports = Points; + +/***/ }, +/* 48 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * Created by Alex on 11/11/2014. + */ + var DOMutil = __webpack_require__(6); + var Points = __webpack_require__(47); + + function Bargraph(groupId, options) { + this.groupId = groupId; + this.options = options; + } + + Bargraph.prototype.getYRange = function(groupData) { + if (this.options.barChart.handleOverlap != 'stack') { + var yMin = groupData[0].y; + var yMax = groupData[0].y; + for (var j = 0; j < groupData.length; j++) { + yMin = yMin > groupData[j].y ? groupData[j].y : yMin; + yMax = yMax < groupData[j].y ? groupData[j].y : yMax; + } + return {min: yMin, max: yMax, yAxisOrientation: this.options.yAxisOrientation}; + } + else { + var barCombinedData = []; + for (var j = 0; j < groupData.length; j++) { + barCombinedData.push({ + x: groupData[j].x, + y: groupData[j].y, + groupId: this.groupId + }); + } + return barCombinedData; + } + }; + + + + /** + * draw a bar graph + * + * @param groupIds + * @param processedGroupData + */ + Bargraph.draw = function (groupIds, processedGroupData, framework) { + 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 = framework.groups[groupIds[i]]; + if (group.options.style == 'bar') { + if (group.visible == true && (framework.options.groups.visibility[groupIds[i]] === undefined || framework.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; + } + } + } + } + + if (barPoints == 0) {return;} + + // 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; + } + }); + + // get intersections + Bargraph._getDataIntersections(intersections, combinedData); + + // plot barchart + for (i = 0; i < combinedData.length; i++) { + group = framework.groups[combinedData[i].groupId]; + var minWidth = 0.1 * group.options.barChart.width; + + 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 = Bargraph._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 = Bargraph._getSafeDrawData(coreDistance, group, minWidth); + intersections[key].resolved += 1; + + 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', framework.svgElements, framework.svg); + // draw points + if (group.options.drawPoints.enabled == true) { + DOMutil.drawPoint(combinedData[i].x + drawData.offset, combinedData[i].y, group, framework.svgElements, framework.svg); + } + } + }; + + + /** + * Fill the intersections object with counters of how many datapoints share the same x coordinates + * @param intersections + * @param combinedData + * @private + */ + Bargraph._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 + * + * @param coreDistance + * @param group + * @param minWidth + * @returns {{width: Number, offset: Number}} + * @private + */ + Bargraph._getSafeDrawData = function (coreDistance, group, minWidth) { + var width, offset; + if (coreDistance < group.options.barChart.width && coreDistance > 0) { + width = coreDistance < minWidth ? minWidth : coreDistance; + + 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; + } + } + + return {width: width, offset: offset}; + }; + + Bargraph.getStackedBarYRange = function(barCombinedData, groupRanges, groupIds, groupLabel, orientation) { + if (barCombinedData.length > 0) { + // sort by time and by group + barCombinedData.sort(function (a, b) { + if (a.x == b.x) { + return a.groupId - b.groupId; + } else { + return a.x - b.x; + } + }); + var intersections = {}; + + Bargraph._getDataIntersections(intersections, barCombinedData); + groupRanges[groupLabel] = Bargraph._getStackedBarYRange(intersections, barCombinedData); + groupRanges[groupLabel].yAxisOrientation = orientation; + groupIds.push(groupLabel); + } + } + + Bargraph._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; + } + } + + return {min: yMin, max: yMax}; + }; + + module.exports = Bargraph; + +/***/ }, +/* 49 */ +/***/ function(module, exports, __webpack_require__) { + + var util = __webpack_require__(1); + var DOMutil = __webpack_require__(6); + var Component = __webpack_require__(24); + + /** + * Legend for Graph2d + */ + function Legend(body, options, side, linegraphOptions) { + this.body = body; + this.defaultOptions = { + enabled: true, + icons: true, + iconSize: 20, + iconSpacing: 6, + left: { + visible: true, + position: 'top-left' // top/bottom - left,center,right + }, + right: { + visible: true, + position: 'top-left' // top/bottom - left,center,right + } + } + this.side = side; + this.options = util.extend({},this.defaultOptions); + this.linegraphOptions = linegraphOptions; + + this.svgElements = {}; + this.dom = {}; + this.groups = {}; + this.amountOfGroups = 0; + this._create(); + + this.setOptions(options); + } + + Legend.prototype = new Component(); + + Legend.prototype.clear = function() { + this.groups = {}; + this.amountOfGroups = 0; + } + + Legend.prototype.addGroup = function(label, graphOptions) { + + if (!this.groups.hasOwnProperty(label)) { + this.groups[label] = graphOptions; + } + this.amountOfGroups += 1; + }; + + Legend.prototype.updateGroup = function(label, graphOptions) { + this.groups[label] = graphOptions; + }; + + Legend.prototype.removeGroup = function(label) { + if (this.groups.hasOwnProperty(label)) { + delete this.groups[label]; + this.amountOfGroups -= 1; + } + }; + + 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"; + + this.dom.textArea = document.createElement('div'); + this.dom.textArea.className = 'legendText'; + this.dom.textArea.style.position = "relative"; + this.dom.textArea.style.top = "0px"; + + 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'; + this.svg.style.height = '100%'; + + this.dom.frame.appendChild(this.svg); + this.dom.frame.appendChild(this.dom.textArea); + }; + + /** + * Hide the component from the DOM + */ + Legend.prototype.hide = function() { + // remove the frame containing the items + if (this.dom.frame.parentNode) { + this.dom.frame.parentNode.removeChild(this.dom.frame); + } + }; + + /** + * Show the component in the DOM (when not already visible). + * @return {Boolean} changed + */ + Legend.prototype.show = function() { + // show frame containing the items + if (!this.dom.frame.parentNode) { + this.body.dom.center.appendChild(this.dom.frame); + } + }; + + Legend.prototype.setOptions = function(options) { + var fields = ['enabled','orientation','icons','left','right']; + util.selectiveDeepExtend(fields, this.options, options); + }; + + 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++; + } + } + } + + 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 = ''; + } + + 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 { + var scrollableHeight = this.body.domProps.center.height - this.body.domProps.centerContainer.height; + this.dom.frame.style.bottom = 4 + scrollableHeight + Number(this.body.dom.center.style.top.replace("px","")) + 'px'; + this.dom.frame.style.top = ''; + } + + 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(); + } + + 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 + '
'; + } + } + } + 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; + } + } + } + + DOMutil.cleanupElements(this.svgElements); + } + }; + + module.exports = Legend; + + +/***/ }, +/* 50 */ +/***/ function(module, exports, __webpack_require__) { + + var Emitter = __webpack_require__(11); + var Hammer = __webpack_require__(19); + var keycharm = __webpack_require__(34); + var util = __webpack_require__(1); + var hammerUtil = __webpack_require__(51); + var DataSet = __webpack_require__(7); + var DataView = __webpack_require__(9); + var dotparser = __webpack_require__(52); + var gephiParser = __webpack_require__(53); + var Groups = __webpack_require__(54); + var Images = __webpack_require__(55); + var Node = __webpack_require__(56); + var Edge = __webpack_require__(57); + var Popup = __webpack_require__(58); + var MixinLoader = __webpack_require__(59); + var Activator = __webpack_require__(33); + var locales = __webpack_require__(70); + + // Load custom shapes into CanvasRenderingContext2D + __webpack_require__(71); + + /** + * @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 + */ + function Network (container, data, options) { + if (!(this instanceof Network)) { + throw new SyntaxError('Constructor must be called with the new operator'); + } + + this._determineBrowserMethod(); + this._initializeMixinLoaders(); + + // create variables and set default values + this.containerElement = container; + + // render and calculation settings + this.renderRefreshRate = 60; // hz (fps) + this.renderTimestep = 1000 / this.renderRefreshRate; // ms -- saves calculation later on + this.renderTime = 0; // measured time it takes to render a frame + this.physicsTime = 0; // measured time it takes to render a frame + this.runDoubleSpeed = false; + this.physicsDiscreteStepsize = 0.50; // discrete stepsize of the simulation + + this.initializing = true; + + this.triggerFunctions = {add:null,edit:null,editEdge:null,connect:null,del:null}; + + // set constant values + this.defaultOptions = { + nodes: { + mass: 1, + radiusMin: 10, + radiusMax: 30, + radius: 10, + shape: 'ellipse', + image: undefined, + widthMin: 16, // px + widthMax: 64, // px + fontColor: 'black', + fontSize: 14, // px + fontFace: 'verdana', + fontFill: undefined, + level: -1, + color: { + border: '#2B7CE9', + background: '#97C2FC', + highlight: { + border: '#2B7CE9', + background: '#D2E5FF' + }, + hover: { + border: '#2B7CE9', + background: '#D2E5FF' + } + }, + group: undefined, + borderWidth: 1, + borderWidthSelected: undefined + }, + 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, @@ -25309,1331 +25281,1170 @@ return /******/ (function(modules) { // webpackBootstrap this.easingTime = easingTime || this.easingTime + this.animationSpeed; this.easingTime += this.animationSpeed; - var progress = util.easingFunctions[this.animationEasingFunction](this.easingTime); - - this._setScale(this.sourceScale + (this.targetScale - this.sourceScale) * progress); - this._setTranslation( - this.sourceTranslation.x + (this.targetTranslation.x - this.sourceTranslation.x) * progress, - this.sourceTranslation.y + (this.targetTranslation.y - this.sourceTranslation.y) * progress - ); - - this._classicRedraw(); - this.moving = true; - - // cleanup - if (this.easingTime >= 1.0) { - this.easingTime = 0; - if (this.lockedOnNodeId != null) { - this._redraw = this._lockedRedraw; - } - else { - this._redraw = this._classicRedraw; - } - this.emit("animationFinished"); - } - }; - - Network.prototype._classicRedraw = function () { - // placeholder function to be overloaded by animations; - }; - - /** - * Returns true when the Network is active. - * @returns {boolean} - */ - Network.prototype.isActive = function () { - return !this.activator || this.activator.active; - }; - - - /** - * Sets the scale - * @returns {Number} - */ - Network.prototype.setScale = function () { - return this._setScale(); - }; - - - /** - * Returns the scale - * @returns {Number} - */ - Network.prototype.getScale = function () { - return this._getScale(); - }; - - - /** - * Returns the scale - * @returns {Number} - */ - Network.prototype.getCenterCoordinates = function () { - return this.DOMtoCanvas({x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight}); - }; - - - Network.prototype.getBoundingBox = function(nodeId) { - if (this.nodes[nodeId] !== undefined) { - return this.nodes[nodeId].boundingBox; - } - } - - module.exports = Network; - - -/***/ }, -/* 52 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - var Node = __webpack_require__(53); - - /** - * @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 - */ - 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']; - - - this.network = network; - - // 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; - this.labelDimensions = {top:0,left:0,width:0,height:0,yLine:0}; // could be cached - this.dirtyLabel = true; - - this.from = null; // a node - this.to = null; // a node - this.via = null; // a temp node - - this.fromBackup = null; // used to clean up after reconnect - this.toBackup = null;; // used to clean up after reconnect - - // 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 = []; - - this.connected = false; - - this.widthFixed = false; - this.lengthFixed = false; - - this.setProperties(properties); - - this.controlNodesEnabled = false; - this.controlNodes = {from:null, to:null, positions:{}}; - this.connectedNode = null; - } - - /** - * Set or overwrite properties for the edge - * @param {Object} properties an object with properties - * @param {Object} constants and object with default, global properties - */ - Edge.prototype.setProperties = function(properties) { - if (!properties) { - return; - } - - var fields = ['style','fontSize','fontFace','fontColor','fontFill','width', - 'widthSelectionMultiplier','hoverWidth','arrowScaleFactor','dash','inheritColor' - ]; - util.selectiveDeepExtend(fields, this.options, properties); - - if (properties.from !== undefined) {this.fromId = properties.from;} - if (properties.to !== undefined) {this.toId = properties.to;} - - if (properties.id !== undefined) {this.id = properties.id;} - if (properties.label !== undefined) {this.label = properties.label; this.dirtyLabel = true;} - - 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;} - - 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;} - } - } - - // A node is connected when it has a from and to node. - this.connect(); - - this.widthFixed = this.widthFixed || (properties.width !== undefined); - this.lengthFixed = this.lengthFixed || (properties.length !== undefined); - - this.widthSelected = this.options.width* this.options.widthSelectionMultiplier; - - // 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; - } - }; + var progress = util.easingFunctions[this.animationEasingFunction](this.easingTime); - /** - * Connect an edge to its nodes - */ - Edge.prototype.connect = function () { - this.disconnect(); + this._setScale(this.sourceScale + (this.targetScale - this.sourceScale) * progress); + this._setTranslation( + this.sourceTranslation.x + (this.targetTranslation.x - this.sourceTranslation.x) * progress, + this.sourceTranslation.y + (this.targetTranslation.y - this.sourceTranslation.y) * progress + ); - this.from = this.network.nodes[this.fromId] || null; - this.to = this.network.nodes[this.toId] || null; - this.connected = (this.from && this.to); + this._classicRedraw(); + this.moving = true; - if (this.connected) { - this.from.attachEdge(this); - this.to.attachEdge(this); - } - else { - if (this.from) { - this.from.detachEdge(this); + // cleanup + if (this.easingTime >= 1.0) { + this.easingTime = 0; + if (this.lockedOnNodeId != null) { + this._redraw = this._lockedRedraw; } - if (this.to) { - this.to.detachEdge(this); + else { + this._redraw = this._classicRedraw; } + this.emit("animationFinished"); } }; - /** - * Disconnect an edge from its nodes - */ - 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; + Network.prototype._classicRedraw = function () { + // placeholder function to be overloaded by animations; }; /** - * get the title of this edge. - * @return {string} title The title of the edge, or undefined when no title - * has been set. + * Returns true when the Network is active. + * @returns {boolean} */ - Edge.prototype.getTitle = function() { - return typeof this.title === "function" ? this.title() : this.title; + Network.prototype.isActive = function () { + return !this.activator || this.activator.active; }; /** - * Retrieve the value of the edge. Can be undefined - * @return {Number} value + * Sets the scale + * @returns {Number} */ - Edge.prototype.getValue = function() { - return this.value; + Network.prototype.setScale = function () { + return this._setScale(); }; + /** - * Adjust the value range of the edge. The edge will adjust it's width - * based on its value. - * @param {Number} min - * @param {Number} max + * Returns the scale + * @returns {Number} */ - 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; - } + Network.prototype.getScale = function () { + return this._getScale(); }; + /** - * 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 + * Returns the scale + * @returns {Number} */ - Edge.prototype.draw = function(ctx) { - throw "Method draw not initialized in edge"; + Network.prototype.getCenterCoordinates = function () { + return this.DOMtoCanvas({x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight}); }; + + Network.prototype.getBoundingBox = function(nodeId) { + if (this.nodes[nodeId] !== undefined) { + return this.nodes[nodeId].boundingBox; + } + } + + module.exports = Network; + + +/***/ }, +/* 51 */ +/***/ function(module, exports, __webpack_require__) { + + var Hammer = __webpack_require__(19); + /** - * 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 + * Fake a hammer.js gesture. Event can be a ScrollEvent or MouseMoveEvent + * @param {Element} element + * @param {Event} event */ - 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; + exports.fakeGesture = function(element, event) { + var eventType = null; - var dist = this._getDistanceToEdge(xFrom, yFrom, xTo, yTo, xObj, yObj); + // for hammer.js 1.0.5 + // var gesture = Hammer.event.collectEventData(this, eventType, event); - return (dist < distMax); + // 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; } - else { - return false + if (isNaN(gesture.center.pageY)) { + gesture.center.pageY = event.pageY; } + + return gesture; }; - 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 - }; - } - if (this.selected == true) {return colorObj.highlight;} - else if (this.hover == true) {return colorObj.hover;} - else {return colorObj.color;} +/***/ }, +/* 52 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * Parse a text source containing data in DOT language into a JSON object. + * The object contains two lists: one with nodes and one with edges. + * + * DOT language reference: http://www.graphviz.org/doc/info/lang.html + * + * @param {String} data Text containing a graph in DOT-notation + * @return {Object} graph An object containing two parameters: + * {Object[]} nodes + * {Object[]} edges + */ + function parseDOT (data) { + dot = data; + return parseGraph(); + } + + // token types enumeration + var TOKENTYPE = { + NULL : 0, + DELIMITER : 1, + IDENTIFIER: 2, + UNKNOWN : 3 + }; + + // map with all delimiters + var DELIMITERS = { + '{': true, + '}': true, + '[': true, + ']': true, + ';': true, + '=': true, + ',': true, + + '->': true, + '--': true }; + var dot = ''; // current dot file + var index = 0; // current index in dot file + var c = ''; // current token character in expr + var token = ''; // current token + var tokenType = TOKENTYPE.NULL; // type of the token /** - * 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 + * Get the first character from the dot file. + * The character is stored into the char c. If the end of the dot file is + * reached, the function puts an empty string in c. */ - Edge.prototype._drawLine = function(ctx) { - // set style - ctx.strokeStyle = this._getColor(); - ctx.lineWidth = this._getLineWidth(); + function first() { + index = 0; + c = dot.charAt(0); + } - if (this.from != this.to) { - // draw line - var via = this._line(ctx); + /** + * Get the next character from the dot file. + * The character is stored into the char c. If the end of the dot file is + * reached, the function puts an empty string in c. + */ + function next() { + index++; + c = dot.charAt(index); + } + + /** + * Preview the next character from the dot file. + * @return {String} cNext + */ + function nextPreview() { + return dot.charAt(index + 1); + } + + /** + * Test whether given character is alphabetic or numeric + * @param {String} c + * @return {Boolean} isAlphaNumeric + */ + var regexAlphaNumeric = /[a-zA-Z_0-9.:#]/; + function isAlphaNumeric(c) { + return regexAlphaNumeric.test(c); + } + + /** + * Merge all properties of object b into object b + * @param {Object} a + * @param {Object} b + * @return {Object} a + */ + function merge (a, b) { + if (!a) { + a = {}; + } - // 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); + if (b) { + for (var name in b) { + if (b.hasOwnProperty(name)) { + a[name] = b[name]; } - this._label(ctx, this.label, point.x, point.y); - } - } - 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; } - this._circle(ctx, x, y, radius); - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); } - }; + return a; + } /** - * Get the line width of the edge. Depends on width and whether one of the - * connected nodes is selected. - * @return {Number} width - * @private + * Set a value in an object, where the provided parameter name can be a + * path with nested parameters. For example: + * + * var obj = {a: 2}; + * setValue(obj, 'b.c', 3); // obj = {a: 2, b: {c: 3}} + * + * @param {Object} obj + * @param {String} path A parameter name or dot-separated parameter path, + * like "color.highlight.border". + * @param {*} value */ - 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); + function setValue(obj, path, value) { + var keys = path.split('.'); + var o = obj; + while (keys.length) { + var key = keys.shift(); + if (keys.length) { + // this isn't the end point + if (!o[key]) { + o[key] = {}; + } + o = o[key]; } else { - return Math.max(this.options.width, 0.3*this.networkScaleInv); + // this is the end point + o[key] = value; } } - }; - - Edge.prototype._getViaCoordinates = function () { - if (this.options.smoothCurves.dynamic == true && this.options.smoothCurves.enabled == true ) { - return this.via; - } - else if (this.options.smoothCurves.enabled == false) { - return {x:0,y:0}; - } - else { - 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; - } - } + /** + * Add a node to a graph object. If there is already a node with + * the same id, their attributes will be merged. + * @param {Object} graph + * @param {Object} node + */ + function addNode(graph, node) { + var i, len; + var current = null; + + // find root graph (in case of subgraph) + var graphs = [graph]; // list with all graphs from current graph to root graph + var root = graph; + while (root.parent) { + graphs.push(root.parent); + root = root.parent; + } + + // find existing node (at root level) by its id + if (root.nodes) { + for (i = 0, len = root.nodes.length; i < len; i++) { + if (node.id === root.nodes[i].id) { + current = root.nodes[i]; + break; } } + } + + if (!current) { + // this is a new node + current = { + id: node.id + }; + if (graph.node) { + // clone default attributes + current.attr = merge(current.attr, graph.node); + } + } + // add node to this (sub)graph and all its parent graphs + for (i = graphs.length - 1; i >= 0; i--) { + var g = graphs[i]; - return {x: xVia, y: yVia}; + if (!g.nodes) { + g.nodes = []; + } + if (g.nodes.indexOf(current) == -1) { + g.nodes.push(current); + } } - }; + + // merge attributes + if (node.attr) { + current.attr = merge(current.attr, node.attr); + } + } /** - * Draw a line between two nodes - * @param {CanvasRenderingContext2D} ctx - * @private + * Add an edge to a graph object + * @param {Object} graph + * @param {Object} edge */ - 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; - } - } - else { - ctx.quadraticCurveTo(this.via.x,this.via.y,this.to.x, this.to.y); - ctx.stroke(); - return this.via; - } + function addEdge(graph, edge) { + if (!graph.edges) { + graph.edges = []; } - else { - ctx.lineTo(this.to.x, this.to.y); - ctx.stroke(); - return null; + graph.edges.push(edge); + if (graph.edge) { + var attr = merge({}, graph.edge); // clone default attributes + edge.attr = merge(attr, edge.attr); // merge attributes } - }; + } /** - * Draw a line from a node to itself, a circle - * @param {CanvasRenderingContext2D} ctx - * @param {Number} x - * @param {Number} y - * @param {Number} radius - * @private + * Create an edge to a graph object + * @param {Object} graph + * @param {String | Number | Object} from + * @param {String | Number | Object} to + * @param {String} type + * @param {Object | null} attr + * @return {Object} edge */ - 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(); - }; + function createEdge(graph, from, to, type, attr) { + var edge = { + from: from, + to: to, + type: type + }; + + if (graph.edge) { + edge.attr = merge({}, graph.edge); // clone default attributes + } + edge.attr = merge(edge.attr || {}, attr); // merge attributes + + return edge; + } /** - * 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 + * Get next token in the current dot file. + * The token and token type are available as token and tokenType */ - Edge.prototype._label = function (ctx, text, x, y) { - if (text) { - ctx.font = ((this.from.selected || this.to.selected) ? "bold " : "") + - this.options.fontSize + "px " + this.options.fontFace; - var yLine; + function getToken() { + tokenType = TOKENTYPE.NULL; + token = ''; - if (this.dirtyLabel == true) { - var lines = String(text).split('\n'); - var lineCount = lines.length; - var fontSize = (Number(this.options.fontSize) + 4); - yLine = y + (1 - lineCount) / 2 * fontSize; + // skip over whitespaces + while (c == ' ' || c == '\t' || c == '\n' || c == '\r') { // space, tab, enter + next(); + } - var width = ctx.measureText(lines[0]).width; - for (var i = 1; i < lineCount; i++) { - var lineWidth = ctx.measureText(lines[i]).width; - width = lineWidth > width ? lineWidth : width; + do { + var isComment = false; + + // skip comment + if (c == '#') { + // find the previous non-space character + var i = index - 1; + while (dot.charAt(i) == ' ' || dot.charAt(i) == '\t') { + i--; } - var height = this.options.fontSize * lineCount; - var left = x - width / 2; - var top = y - height / 2; + if (dot.charAt(i) == '\n' || dot.charAt(i) == '') { + // the # is at the start of a line, this is indeed a line comment + while (c != '' && c != '\n') { + next(); + } + isComment = true; + } + } + if (c == '/' && nextPreview() == '/') { + // skip line comment + while (c != '' && c != '\n') { + next(); + } + isComment = true; + } + if (c == '/' && nextPreview() == '*') { + // skip block comment + while (c != '') { + if (c == '*' && nextPreview() == '/') { + // end of block comment found. skip these last two characters + next(); + next(); + break; + } + else { + next(); + } + } + isComment = true; + } - // cache - this.labelDimensions = {top:top,left:left,width:width,height:height,yLine:yLine}; + // skip over whitespaces + while (c == ' ' || c == '\t' || c == '\n' || c == '\r') { // space, tab, enter + next(); } + } + while (isComment); + // check for end of dot file + if (c == '') { + // token is still empty + tokenType = TOKENTYPE.DELIMITER; + return; + } - if (this.options.fontFill !== undefined && this.options.fontFill !== null && this.options.fontFill !== "none") { - ctx.fillStyle = this.options.fontFill; - ctx.fillRect(this.labelDimensions.left, - this.labelDimensions.top, - this.labelDimensions.width, - this.labelDimensions.height); + // check for delimiters consisting of 2 characters + var c2 = c + nextPreview(); + if (DELIMITERS[c2]) { + tokenType = TOKENTYPE.DELIMITER; + token = c2; + next(); + next(); + return; + } + + // check for delimiters consisting of 1 character + if (DELIMITERS[c]) { + tokenType = TOKENTYPE.DELIMITER; + token = c; + next(); + return; + } + + // check for an identifier (number or string) + // TODO: more precise parsing of numbers/strings (and the port separator ':') + if (isAlphaNumeric(c) || c == '-') { + token += c; + next(); + + while (isAlphaNumeric(c)) { + token += c; + next(); + } + if (token == 'false') { + token = false; // convert to boolean + } + else if (token == 'true') { + token = true; // convert to boolean + } + else if (!isNaN(Number(token))) { + token = Number(token); // convert to number + } + tokenType = TOKENTYPE.IDENTIFIER; + return; + } + + // check for a string enclosed by double quotes + if (c == '"') { + next(); + while (c != '' && (c != '"' || (c == '"' && nextPreview() == '"'))) { + token += c; + if (c == '"') { // skip the escape character + next(); + } + next(); } - - // draw text - ctx.fillStyle = this.options.fontColor || "black"; - ctx.textAlign = "center"; - ctx.textBaseline = "middle"; - yLine = this.labelDimensions.yLine; - for (var i = 0; i < lineCount; i++) { - ctx.fillText(lines[i], x, yLine); - yLine += fontSize; + if (c != '"') { + throw newSyntaxError('End of string " expected'); } + next(); + tokenType = TOKENTYPE.IDENTIFIER; + return; } - }; + + // something unknown is found, wrong characters, a syntax error + tokenType = TOKENTYPE.UNKNOWN; + while (c != '') { + token += c; + next(); + } + throw new SyntaxError('Syntax error in part "' + chop(token, 30) + '"'); + } /** - * 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 + * Parse a graph. + * @returns {Object} graph */ - Edge.prototype._drawDashLine = function(ctx) { - // set style - ctx.strokeStyle = this._getColor(); - ctx.lineWidth = this._getLineWidth(); + function parseGraph() { + var graph = {}; - var via = null; - // only firefox and chrome support this method, else we use the legacy one. - if (ctx.setLineDash !== undefined) { - ctx.save(); - // 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]; - } + first(); + getToken(); - // set dash settings for chrome or firefox - ctx.setLineDash(pattern); - ctx.lineDashOffset = 0; + // optional strict keyword + if (token == 'strict') { + graph.strict = true; + getToken(); + } - // draw the line - via = this._line(ctx); + // graph or digraph keyword + if (token == 'graph' || token == 'digraph') { + graph.type = token; + getToken(); + } - // restore the dash settings. - ctx.setLineDash([0]); - ctx.lineDashOffset = 0; - ctx.restore(); + // optional graph id + if (tokenType == TOKENTYPE.IDENTIFIER) { + graph.id = token; + getToken(); } - 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(); + + // open angle bracket + if (token != '{') { + throw newSyntaxError('Angle bracket { expected'); } + getToken(); - // 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); + // statements + parseStatements(graph); + + // close angle bracket + if (token != '}') { + throw newSyntaxError('Angle bracket } expected'); } - }; + getToken(); - /** - * Get a point on a line - * @param {Number} percentage. Value between 0 (line start) and 1 (line end) - * @return {Object} point - * @private - */ - 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 + // end of file + if (token !== '') { + throw newSyntaxError('End of file expected'); } - }; + getToken(); + + // remove temporary default properties + delete graph.node; + delete graph.edge; + delete graph.graph; + + return graph; + } /** - * 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 + * Parse a list with statements. + * @param {Object} graph */ - 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) + function parseStatements (graph) { + while (token !== '' && token != '}') { + parseStatement(graph); + if (token == ';') { + getToken(); + } } - }; + } /** - * 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 + * Parse a single statement. Can be a an attribute statement, node + * statement, a series of node statements and edge statements, or a + * parameter. + * @param {Object} graph */ - Edge.prototype._drawArrowCenter = function(ctx) { - var point; - // set style - ctx.strokeStyle = this._getColor(); - ctx.fillStyle = ctx.strokeStyle; - ctx.lineWidth = this._getLineWidth(); + function parseStatement(graph) { + // parse subgraph + var subgraph = parseSubgraph(graph); + if (subgraph) { + // edge statements + parseEdge(graph, subgraph); - if (this.from != this.to) { - // draw line - var via = this._line(ctx); + return; + } - 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); + // parse an attribute statement + var attr = parseAttributeStatement(graph); + if (attr) { + return; + } + + // parse node + if (tokenType != TOKENTYPE.IDENTIFIER) { + throw newSyntaxError('Identifier expected'); + } + var id = token; // id can be a string or a number + getToken(); + + if (token == '=') { + // id statement + getToken(); + if (tokenType != TOKENTYPE.IDENTIFIER) { + throw newSyntaxError('Identifier expected'); } + graph[id] = token; + getToken(); + // TODO: implement comma separated list with "a_list: ID=ID [','] [a_list] " + } + else { + parseNodeStatement(graph, id); + } + } - ctx.arrow(point.x, point.y, angle, length); - ctx.fill(); - ctx.stroke(); + /** + * Parse a subgraph + * @param {Object} graph parent graph object + * @return {Object | null} subgraph + */ + function parseSubgraph (graph) { + var subgraph = null; - // draw label - if (this.label) { - this._label(ctx, this.label, point.x, point.y); + // optional subgraph keyword + if (token == 'subgraph') { + subgraph = {}; + subgraph.type = 'subgraph'; + getToken(); + + // optional graph id + if (tokenType == TOKENTYPE.IDENTIFIER) { + subgraph.id = token; + getToken(); } } - 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; + + // open angle bracket + if (token == '{') { + getToken(); + + if (!subgraph) { + subgraph = {}; } - else { - x = node.x + radius; - y = node.y - node.height * 0.5; + subgraph.parent = graph; + subgraph.node = graph.node; + subgraph.edge = graph.edge; + subgraph.graph = graph.graph; + + // statements + parseStatements(subgraph); + + // close angle bracket + if (token != '}') { + throw newSyntaxError('Angle bracket } expected'); } - this._circle(ctx, x, y, radius); + getToken(); - // 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(); + // remove temporary default properties + delete subgraph.node; + delete subgraph.edge; + delete subgraph.graph; + delete subgraph.parent; - // draw label - if (this.label) { - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); + // register at the parent graph + if (!graph.subgraphs) { + graph.subgraphs = []; } + graph.subgraphs.push(subgraph); } - }; - Edge.prototype._pointOnBezier = function(t) { - var via = this._getViaCoordinates(); + return subgraph; + } - var x = Math.pow(1-t,2)*this.from.x + (2*t*(1 - t))*via.x + Math.pow(t,2)*this.to.x; - var y = Math.pow(1-t,2)*this.from.y + (2*t*(1 - t))*via.y + Math.pow(t,2)*this.to.y; + /** + * parse an attribute statement like "node [shape=circle fontSize=16]". + * Available keywords are 'node', 'edge', 'graph'. + * The previous list with default attributes will be replaced + * @param {Object} graph + * @returns {String | null} keyword Returns the name of the parsed attribute + * (node, edge, graph), or null if nothing + * is parsed. + */ + function parseAttributeStatement (graph) { + // attribute statements + if (token == 'node') { + getToken(); - return {x:x,y:y}; + // node attributes + graph.node = parseAttributeList(); + return 'node'; + } + else if (token == 'edge') { + getToken(); + + // edge attributes + graph.edge = parseAttributeList(); + return 'edge'; + } + else if (token == 'graph') { + getToken(); + + // graph attributes + graph.graph = parseAttributeList(); + return 'graph'; + } + + return null; } /** - * This function uses binary search to look for the point where the bezier curve crosses the border of the node. - * - * @param from - * @param ctx - * @returns {*} - * @private + * parse a node statement + * @param {Object} graph + * @param {String | Number} id */ - Edge.prototype._findBorderPosition = function(from,ctx) { - var maxIterations = 10; - var iteration = 0; - var low = 0; - var high = 1; - var pos,angle,distanceToBorder, distanceToNodes, difference; - var threshold = 0.2; - var node = this.to; - if (from == true) { - - node = this.from; + function parseNodeStatement(graph, id) { + // node statement + var node = { + id: id + }; + var attr = parseAttributeList(); + if (attr) { + node.attr = attr; } + addNode(graph, node); - while (low <= high && iteration < maxIterations) { - var middle = (low + high) * 0.5; + // edge statements + parseEdge(graph, id); + } - pos = this._pointOnBezier(middle); - angle = Math.atan2((node.y - pos.y), (node.x - pos.x)); - distanceToBorder = node.distanceToBorder(ctx,angle); - distanceToNodes = Math.sqrt(Math.pow(pos.x-node.x,2) + Math.pow(pos.y-node.y,2)); - difference = distanceToBorder - distanceToNodes; - if (Math.abs(difference) < threshold) { - break; // found - } - else if (difference < 0) { // distance to nodes is larger than distance to border --> t needs to be bigger if we're looking at the to node. - if (from == false) { - low = middle; - } - else { - high = middle; - } + /** + * Parse an edge or a series of edges + * @param {Object} graph + * @param {String | Number} from Id of the from node + */ + function parseEdge(graph, from) { + while (token == '->' || token == '--') { + var to; + var type = token; + getToken(); + + var subgraph = parseSubgraph(graph); + if (subgraph) { + to = subgraph; } else { - if (from == false) { - high = middle; - } - else { - low = middle; + if (tokenType != TOKENTYPE.IDENTIFIER) { + throw newSyntaxError('Identifier or subgraph expected'); } + to = token; + addNode(graph, { + id: to + }); + getToken(); } - iteration++; - } - pos.t = middle; + // parse edge attributes + var attr = parseAttributeList(); - return pos; - }; + // create edge + var edge = createEdge(graph, from, to, type, attr); + addEdge(graph, edge); + + from = to; + } + } /** - * 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 - * @private + * Parse a set with attributes, + * for example [label="1.000", shape=solid] + * @return {Object | null} attr */ - Edge.prototype._drawArrow = function(ctx) { - // set style - ctx.strokeStyle = this._getColor(); - ctx.fillStyle = ctx.strokeStyle; - ctx.lineWidth = this._getLineWidth(); + function parseAttributeList() { + var attr = null; - // set vars - var angle, length, arrowPos; + while (token == '[') { + getToken(); + attr = {}; + while (token !== '' && token != ']') { + if (tokenType != TOKENTYPE.IDENTIFIER) { + throw newSyntaxError('Attribute name expected'); + } + var name = token; - // if not connected to itself - if (this.from != this.to) { - // draw line - this._line(ctx); + getToken(); + if (token != '=') { + throw newSyntaxError('Equal sign = expected'); + } + getToken(); - // draw arrow head - if (this.options.smoothCurves.enabled == true) { - var via = this._getViaCoordinates(); - arrowPos = this._findBorderPosition(false, ctx); - var guidePos = this._pointOnBezier(Math.max(0.0, arrowPos.t - 0.1)) - angle = Math.atan2((arrowPos.y - guidePos.y), (arrowPos.x - guidePos.x)); + if (tokenType != TOKENTYPE.IDENTIFIER) { + throw newSyntaxError('Attribute value expected'); + } + var value = token; + setValue(attr, name, value); // name can be a path + + getToken(); + if (token ==',') { + getToken(); + } } - else { - 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 toBorderDist = this.to.distanceToBorder(ctx, angle); - var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; - arrowPos = {}; - arrowPos.x = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; - arrowPos.y = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; + if (token != ']') { + throw newSyntaxError('Bracket ] expected'); } + getToken(); + } + + return attr; + } + + /** + * Create a syntax error with extra information on current token and index. + * @param {String} message + * @returns {SyntaxError} err + */ + function newSyntaxError(message) { + return new SyntaxError(message + ', got "' + chop(token, 30) + '" (char ' + index + ')'); + } - // draw arrow at the end of the line - length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; - ctx.arrow(arrowPos.x,arrowPos.y, angle, length); - ctx.fill(); - ctx.stroke(); + /** + * Chop off text after a maximum length + * @param {String} text + * @param {Number} maxLength + * @returns {String} + */ + function chop (text, maxLength) { + return (text.length <= maxLength) ? text : (text.substr(0, 27) + '...'); + } - // draw label - if (this.label) { - var point; - if (this.options.smoothCurves.enabled == true && via != null) { - point = this._pointOnBezier(0.5); + /** + * Execute a function fn for each pair of elements in two arrays + * @param {Array | *} array1 + * @param {Array | *} array2 + * @param {function} fn + */ + function forEach2(array1, array2, fn) { + if (Array.isArray(array1)) { + array1.forEach(function (elem1) { + if (Array.isArray(array2)) { + array2.forEach(function (elem2) { + fn(elem1, elem2); + }); } else { - point = this._pointOnLine(0.5); + fn(elem1, array2); } - this._label(ctx, this.label, point.x, point.y); - } + }); } 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 - }; + if (Array.isArray(array2)) { + array2.forEach(function (elem2) { + fn(array1, elem2); + }); } 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(); - - // 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(); - - // draw label - if (this.label) { - point = this._pointOnCircle(x, y, radius, 0.5); - this._label(ctx, this.label, point.x, point.y); + fn(array1, array2); } } - }; + } /** - * 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 - * @private + * Convert a string containing a graph in DOT language into a map containing + * with nodes and edges in the format of graph. + * @param {String} data Text containing a graph in DOT-notation + * @return {Object} graphData */ - Edge.prototype._getDistanceToEdge = function (x1,y1, x2,y2, x3,y3) { // x3,y3 is the point - var returnValue = 0; - 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; + function DOTToGraph (data) { + // parse the DOT file + var dotData = parseDOT(data); + var graphData = { + nodes: [], + edges: [], + options: {} + }; + + // copy the nodes + if (dotData.nodes) { + dotData.nodes.forEach(function (dotNode) { + var graphNode = { + id: dotNode.id, + label: String(dotNode.label || dotNode.id) + }; + merge(graphNode, dotNode.attr); + if (graphNode.image) { + graphNode.shape = 'image'; + } + graphData.nodes.push(graphNode); + }); + } + + // copy the edges + if (dotData.edges) { + /** + * Convert an edge in DOT format to an edge with VisGraph format + * @param {Object} dotEdge + * @returns {Object} graphEdge + */ + var convertEdge = function (dotEdge) { + var graphEdge = { + from: dotEdge.from, + to: dotEdge.to + }; + merge(graphEdge, dotEdge.attr); + graphEdge.style = (dotEdge.type == '->') ? 'arrow' : 'line'; + return graphEdge; + } + + dotData.edges.forEach(function (dotEdge) { + var from, to; + if (dotEdge.from instanceof Object) { + from = dotEdge.from.nodes; } else { - var via = this._getViaCoordinates(); - xVia = via.x; - yVia = via.y; + from = { + id: dotEdge.from + } } - 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; + + if (dotEdge.to instanceof Object) { + to = dotEdge.to.nodes; + } + else { + to = { + id: dotEdge.to } - lastX = x; lastY = y; } - returnValue = minDistance; - } - else { - returnValue = this._getDistanceToLine(x1,y1,x2,y2,x3,y3); + + if (dotEdge.from instanceof Object && dotEdge.from.edges) { + dotEdge.from.edges.forEach(function (subEdge) { + var graphEdge = convertEdge(subEdge); + graphData.edges.push(graphEdge); + }); + } + + forEach2(from, to, function (from, to) { + var subEdge = createEdge(graphData, from.id, to.id, dotEdge.type, dotEdge.attr); + var graphEdge = convertEdge(subEdge); + graphData.edges.push(graphEdge); + }); + + if (dotEdge.to instanceof Object && dotEdge.to.edges) { + dotEdge.to.edges.forEach(function (subEdge) { + var graphEdge = convertEdge(subEdge); + graphData.edges.push(graphEdge); + }); + } + }); + } + + // copy the options + if (dotData.attr) { + graphData.options = dotData.attr; + } + + return graphData; + } + + // exports + exports.parseDOT = parseDOT; + exports.DOTToGraph = DOTToGraph; + + +/***/ }, +/* 53 */ +/***/ function(module, exports, __webpack_require__) { + + + function parseGephi(gephiJSON, options) { + var edges = []; + var nodes = []; + this.options = { + edges: { + inheritColor: true + }, + nodes: { + allowedToMove: false, + parseColor: false } + }; + + if (options !== undefined) { + this.options.nodes['allowedToMove'] = options.allowedToMove | false; + this.options.nodes['parseColor'] = options.parseColor | false; + this.options.edges['inheritColor'] = options.inheritColor | true; } - 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; + + var gEdges = gephiJSON.edges; + var gNodes = gephiJSON.nodes; + for (var i = 0; i < gEdges.length; i++) { + var edge = {}; + var gEdge = gEdges[i]; + edge['id'] = gEdge.id; + edge['from'] = gEdge.source; + edge['to'] = gEdge.target; + edge['attributes'] = gEdge.attributes; + // edge['value'] = gEdge.attributes !== undefined ? gEdge.attributes.Weight : undefined; + // edge['width'] = edge['value'] !== undefined ? undefined : edgegEdge.size; + edge['color'] = gEdge.color; + edge['inheritColor'] = edge['color'] !== undefined ? false : this.options.inheritColor; + edges.push(edge); + } + + for (var i = 0; i < gNodes.length; i++) { + var node = {}; + var gNode = gNodes[i]; + node['id'] = gNode.id; + node['attributes'] = gNode.attributes; + node['x'] = gNode.x; + node['y'] = gNode.y; + node['label'] = gNode.label; + if (this.options.nodes.parseColor == true) { + node['color'] = gNode.color; } else { - x = node.x + radius; - y = node.y - 0.5 * node.height; + node['color'] = gNode.color !== undefined ? {background:gNode.color, border:gNode.color} : undefined; } - dx = x - x3; - dy = y - y3; - returnValue = Math.abs(Math.sqrt(dx*dx + dy*dy) - radius); - } - - if (this.labelDimensions.left < x3 && - this.labelDimensions.left + this.labelDimensions.width > x3 && - this.labelDimensions.top < y3 && - this.labelDimensions.top + this.labelDimensions.height > y3) { - return 0; - } - else { - return returnValue; + node['radius'] = gNode.size; + node['allowedToMoveX'] = this.options.nodes.allowedToMove; + node['allowedToMoveY'] = this.options.nodes.allowedToMove; + nodes.push(node); } - }; - - 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; - if (u > 1) { - u = 1; - } - else if (u < 0) { - u = 0; - } + return {nodes:nodes, edges:edges}; + } - var x = x1 + u * px, - y = y1 + u * py, - dx = x - x3, - dy = y - y3; + exports.parseGephi = parseGephi; - //# 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 +/***/ }, +/* 54 */ +/***/ function(module, exports, __webpack_require__) { - return Math.sqrt(dx*dx + dy*dy); - }; + var util = __webpack_require__(1); /** - * This allows the zoom level of the network to influence the rendering - * - * @param scale + * @class Groups + * This class can store groups and properties specific for groups. */ - Edge.prototype.setScale = function(scale) { - this.networkScaleInv = 1.0/scale; - }; - + function Groups() { + this.clear(); + this.defaultIndex = 0; + } - Edge.prototype.select = function() { - this.selected = true; - }; - Edge.prototype.unselect = function() { - this.selected = false; - }; + /** + * default constants for group colors + */ + 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 + ]; - 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); - } - else { - this.via.x = 0; - this.via.y = 0; - } - }; /** - * This function draws the control nodes for the manipulator. - * In order to enable this, only set the this.controlNodesEnabled to true. - * @param ctx + * Clear all groups */ - 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); - } - - 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; + Groups.prototype.clear = function () { + this.groups = {}; + this.groups.length = function() + { + var i = 0; + for ( var p in this ) { + if (this.hasOwnProperty(p)) { + i++; + } } - - this.controlNodes.from.draw(ctx); - this.controlNodes.to.draw(ctx); - } - else { - this.controlNodes = {from:null, to:null, positions:{}}; + return i; } }; - /** - * Enable control nodes. - * @private - */ - Edge.prototype._enableControlNodes = function() { - this.fromBackup = this.from; - this.toBackup = this.to; - this.controlNodesEnabled = true; - }; /** - * disable control nodes and remove from dynamicEdges from old node - * @private + * 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 */ - Edge.prototype._disableControlNodes = function() { - this.fromId = this.from.id; - this.toId = this.to.id; - if (this.fromId != this.fromBackup.id) { // from was changed, remove edge from old 'from' node dynamic edges - this.fromBackup.detachEdge(this); - } - else if (this.toId != this.toBackup.id) { // to was changed, remove edge from old 'to' node dynamic edges - this.toBackup.detachEdge(this); + 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; } - this.fromBackup = null; - this.toBackup = null; - this.controlNodesEnabled = false; + return group; }; - /** - * 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} - * @private + * Add a custom group style + * @param {String} groupname + * @param {Object} style An object containing borderColor, + * backgroundColor, etc. + * @return {Object} group The created group object */ - 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)); - - 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; - } + Groups.prototype.add = function (groupname, style) { + this.groups[groupname] = style; + return style; }; + module.exports = Groups; + + +/***/ }, +/* 55 */ +/***/ function(module, exports, __webpack_require__) { /** - * this resets the control nodes to their original position. - * @private + * @class Images + * This class loads images and keeps them stored. */ - Edge.prototype._restoreControlNodes = function() { - if (this.controlNodes.from.selected == true) { - this.from = this.connectedNode; - this.connectedNode = null; - this.controlNodes.from.unselect(); - } - else if (this.controlNodes.to.selected == true) { - this.to = this.connectedNode; - this.connectedNode = null; - this.controlNodes.to.unselect(); - } + function Images() { + this.images = {}; + this.callback = undefined; + } + + /** + * 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; }; /** - * 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: *}}} + * @param {string} url Url of the image + * @param {string} url Url of an image to use if the url image is not found + * @return {Image} img The image object */ - 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; + Images.prototype.load = function(url, brokenUrl) { + var img = this.images[url]; + if (img === undefined) { + // create the image + var me = this; + img = new Image(); + img.onload = function () { - 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(); - } + // IE11 fix -- thanks dponch! + if (this.width == 0) { + document.body.appendChild(this); + this.width = this.offsetWidth; + this.height = this.offsetHeight; + document.body.removeChild(this); + } - 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 (me.callback) { + me.images[url] = img; + me.callback(this); + } + }; - 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; - } - else { - xTo = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; - yTo = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; + img.onerror = function () { + if (brokenUrl === undefined) { + console.error("Could not load image:", url); + delete this.src; + if (me.callback) { + me.callback(this); + } + } + else { + this.src = brokenUrl; + } + }; + + img.src = url; } - return {from:{x:xFrom,y:yFrom},to:{x:xTo,y:yTo}}; + return img; }; - module.exports = Edge; + module.exports = Images; + /***/ }, -/* 53 */ +/* 56 */ /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); @@ -27750,1232 +27561,1427 @@ return /******/ (function(modules) { // webpackBootstrap - /** - * set the velocity at 0. Is called when this node is contained in another during clustering - */ - Node.prototype.clearVelocity = function() { - this.vx = 0; - this.vy = 0; - }; - - - /** - * 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); - }; - - module.exports = Node; - - -/***/ }, -/* 54 */ -/***/ function(module, exports, __webpack_require__) { - - var util = __webpack_require__(1); - - /** - * @class Groups - * This class can store groups and properties specific for groups. - */ - function Groups() { - this.clear(); - this.defaultIndex = 0; - } - - - /** - * default constants for group colors - */ - 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 - ]; - - - /** - * 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++; - } - } - return i; - } - }; - - - /** - * 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; - } - - 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 - */ - Groups.prototype.add = function (groupname, style) { - this.groups[groupname] = style; - return style; - }; - - module.exports = Groups; - - -/***/ }, -/* 55 */ -/***/ function(module, exports, __webpack_require__) { - - /** - * @class Images - * This class loads images and keeps them stored. - */ - function Images() { - this.images = {}; - this.callback = undefined; - } - - /** - * 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; - }; - - /** - * - * @param {string} url Url of the image - * @param {string} url Url of an image to use if the url image is not found - * @return {Image} img The image object - */ - Images.prototype.load = function(url, brokenUrl) { - var img = this.images[url]; - if (img === undefined) { - // create the image - var me = this; - img = new Image(); - img.onload = function () { - - // IE11 fix -- thanks dponch! - if (this.width == 0) { - document.body.appendChild(this); - this.width = this.offsetWidth; - this.height = this.offsetHeight; - document.body.removeChild(this); - } - - if (me.callback) { - me.images[url] = img; - me.callback(this); - } - }; - - img.onerror = function () { - if (brokenUrl === undefined) { - console.error("Could not load image:", url); - delete this.src; - if (me.callback) { - me.callback(this); - } - } - else { - this.src = brokenUrl; - } - }; + /** + * set the velocity at 0. Is called when this node is contained in another during clustering + */ + Node.prototype.clearVelocity = function() { + this.vx = 0; + this.vy = 0; + }; - img.src = url; - } - return img; + /** + * 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); }; - module.exports = Images; + module.exports = Node; /***/ }, -/* 56 */ +/* 57 */ /***/ function(module, exports, __webpack_require__) { + var util = __webpack_require__(1); + var Node = __webpack_require__(56); + /** - * Popup is a class to create a popup window with some text - * @param {Element} container The container object. - * @param {Number} [x] - * @param {Number} [y] - * @param {String} [text] - * @param {Object} [style] An object containing borderColor, - * backgroundColor, etc. + * @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 */ - function Popup(container, x, y, text, style) { - if (container) { - this.container = container; - } - else { - this.container = document.body; + 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']; - // x, y and text are optional, see if a style object was passed in their place - if (style === undefined) { - if (typeof x === "object") { - style = x; - x = undefined; - } else if (typeof text === "object") { - style = text; - text = undefined; - } else { - // for backwards compatibility, in case clients other than Network are creating Popup directly - style = { - fontColor: 'black', - fontSize: 14, // px - fontFace: 'verdana', - color: { - border: '#666', - background: '#FFFFC6' - } - } - } - } - this.x = 0; - this.y = 0; - this.padding = 5; + this.network = network; - if (x !== undefined && y !== undefined ) { - this.setPosition(x, y); - } - if (text !== undefined) { - this.setText(text); - } + // 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; + this.labelDimensions = {top:0,left:0,width:0,height:0,yLine:0}; // could be cached + this.dirtyLabel = true; - // create the frame - this.frame = document.createElement("div"); - var styleAttr = this.frame.style; - styleAttr.position = "absolute"; - styleAttr.visibility = "hidden"; - styleAttr.border = "1px solid " + style.color.border; - styleAttr.color = style.fontColor; - styleAttr.fontSize = style.fontSize + "px"; - styleAttr.fontFamily = style.fontFace; - styleAttr.padding = this.padding + "px"; - styleAttr.backgroundColor = style.color.background; - styleAttr.borderRadius = "3px"; - styleAttr.MozBorderRadius = "3px"; - styleAttr.WebkitBorderRadius = "3px"; - styleAttr.boxShadow = "3px 3px 10px rgba(128, 128, 128, 0.5)"; - styleAttr.whiteSpace = "nowrap"; - this.container.appendChild(this.frame); + this.from = null; // a node + this.to = null; // a node + this.via = null; // a temp node + + this.fromBackup = null; // used to clean up after reconnect + this.toBackup = null;; // used to clean up after reconnect + + // 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 = []; + + this.connected = false; + + this.widthFixed = false; + this.lengthFixed = false; + + this.setProperties(properties); + + this.controlNodesEnabled = false; + this.controlNodes = {from:null, to:null, positions:{}}; + this.connectedNode = null; } /** - * @param {number} x Horizontal position of the popup window - * @param {number} y Vertical position of the popup window + * Set or overwrite properties for the edge + * @param {Object} properties an object with properties + * @param {Object} constants and object with default, global properties */ - Popup.prototype.setPosition = function(x, y) { - this.x = parseInt(x); - this.y = parseInt(y); - }; + Edge.prototype.setProperties = function(properties) { + if (!properties) { + return; + } - /** - * Set the content for the popup window. This can be HTML code or text. - * @param {string | Element} content - */ - Popup.prototype.setText = function(content) { - if (content instanceof Element) { - this.frame.innerHTML = ''; - this.frame.appendChild(content); + var fields = ['style','fontSize','fontFace','fontColor','fontFill','width', + 'widthSelectionMultiplier','hoverWidth','arrowScaleFactor','dash','inheritColor' + ]; + util.selectiveDeepExtend(fields, this.options, properties); + + if (properties.from !== undefined) {this.fromId = properties.from;} + if (properties.to !== undefined) {this.toId = properties.to;} + + if (properties.id !== undefined) {this.id = properties.id;} + if (properties.label !== undefined) {this.label = properties.label; this.dirtyLabel = true;} + + 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;} + + 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;} + } } - else { - this.frame.innerHTML = content; // string containing text or HTML + + // A node is connected when it has a from and to node. + this.connect(); + + this.widthFixed = this.widthFixed || (properties.width !== undefined); + this.lengthFixed = this.lengthFixed || (properties.length !== undefined); + + this.widthSelected = this.options.width* this.options.widthSelectionMultiplier; + + // 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; } }; /** - * Show the popup window - * @param {boolean} show Optional. Show or hide the window + * Connect an edge to its nodes */ - Popup.prototype.show = function (show) { - if (show === undefined) { - show = true; - } - - if (show) { - var height = this.frame.clientHeight; - var width = this.frame.clientWidth; - var maxHeight = this.frame.parentNode.clientHeight; - var maxWidth = this.frame.parentNode.clientWidth; + Edge.prototype.connect = function () { + this.disconnect(); - var top = (this.y - height); - if (top + height + this.padding > maxHeight) { - top = maxHeight - height - this.padding; - } - if (top < this.padding) { - top = this.padding; - } + this.from = this.network.nodes[this.fromId] || null; + this.to = this.network.nodes[this.toId] || null; + this.connected = (this.from && this.to); - var left = this.x; - if (left + width + this.padding > maxWidth) { - left = maxWidth - width - this.padding; + if (this.connected) { + this.from.attachEdge(this); + this.to.attachEdge(this); + } + else { + if (this.from) { + this.from.detachEdge(this); } - if (left < this.padding) { - left = this.padding; + if (this.to) { + this.to.detachEdge(this); } + } + }; - this.frame.style.left = left + "px"; - this.frame.style.top = top + "px"; - this.frame.style.visibility = "visible"; + /** + * Disconnect an edge from its nodes + */ + Edge.prototype.disconnect = function () { + if (this.from) { + this.from.detachEdge(this); + this.from = null; } - else { - this.hide(); + if (this.to) { + this.to.detachEdge(this); + this.to = null; } + + this.connected = false; }; /** - * Hide the popup window + * get the title of this edge. + * @return {string} title The title of the edge, or undefined when no title + * has been set. */ - Popup.prototype.hide = function () { - this.frame.style.visibility = "hidden"; + Edge.prototype.getTitle = function() { + return typeof this.title === "function" ? this.title() : this.title; }; - module.exports = Popup; - - -/***/ }, -/* 57 */ -/***/ function(module, exports, __webpack_require__) { /** - * Parse a text source containing data in DOT language into a JSON object. - * The object contains two lists: one with nodes and one with edges. - * - * DOT language reference: http://www.graphviz.org/doc/info/lang.html - * - * @param {String} data Text containing a graph in DOT-notation - * @return {Object} graph An object containing two parameters: - * {Object[]} nodes - * {Object[]} edges + * Retrieve the value of the edge. Can be undefined + * @return {Number} value */ - function parseDOT (data) { - dot = data; - return parseGraph(); - } - - // token types enumeration - var TOKENTYPE = { - NULL : 0, - DELIMITER : 1, - IDENTIFIER: 2, - UNKNOWN : 3 - }; - - // map with all delimiters - var DELIMITERS = { - '{': true, - '}': true, - '[': true, - ']': true, - ';': true, - '=': true, - ',': true, - - '->': true, - '--': true + Edge.prototype.getValue = function() { + return this.value; }; - var dot = ''; // current dot file - var index = 0; // current index in dot file - var c = ''; // current token character in expr - var token = ''; // current token - var tokenType = TOKENTYPE.NULL; // type of the token - /** - * Get the first character from the dot file. - * The character is stored into the char c. If the end of the dot file is - * reached, the function puts an empty string in c. + * Adjust the value range of the edge. The edge will adjust it's width + * based on its value. + * @param {Number} min + * @param {Number} max */ - function first() { - index = 0; - c = dot.charAt(0); - } + 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; + } + }; /** - * Get the next character from the dot file. - * The character is stored into the char c. If the end of the dot file is - * reached, the function puts an empty string in c. + * 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 */ - function next() { - index++; - c = dot.charAt(index); - } + Edge.prototype.draw = function(ctx) { + throw "Method draw not initialized in edge"; + }; /** - * Preview the next character from the dot file. - * @return {String} cNext + * 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 */ - function nextPreview() { - return dot.charAt(index + 1); - } + 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; - /** - * Test whether given character is alphabetic or numeric - * @param {String} c - * @return {Boolean} isAlphaNumeric - */ - var regexAlphaNumeric = /[a-zA-Z_0-9.:#]/; - function isAlphaNumeric(c) { - return regexAlphaNumeric.test(c); - } + var dist = this._getDistanceToEdge(xFrom, yFrom, xTo, yTo, xObj, yObj); - /** - * Merge all properties of object b into object b - * @param {Object} a - * @param {Object} b - * @return {Object} a - */ - function merge (a, b) { - if (!a) { - a = {}; + return (dist < distMax); + } + else { + return false } + }; - if (b) { - for (var name in b) { - if (b.hasOwnProperty(name)) { - a[name] = b[name]; - } - } + 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 + }; } - return a; - } + 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 + }; + } + + if (this.selected == true) {return colorObj.highlight;} + else if (this.hover == true) {return colorObj.hover;} + else {return colorObj.color;} + }; + /** - * Set a value in an object, where the provided parameter name can be a - * path with nested parameters. For example: - * - * var obj = {a: 2}; - * setValue(obj, 'b.c', 3); // obj = {a: 2, b: {c: 3}} - * - * @param {Object} obj - * @param {String} path A parameter name or dot-separated parameter path, - * like "color.highlight.border". - * @param {*} value + * 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 */ - function setValue(obj, path, value) { - var keys = path.split('.'); - var o = obj; - while (keys.length) { - var key = keys.shift(); - if (keys.length) { - // this isn't the end point - if (!o[key]) { - o[key] = {}; + Edge.prototype._drawLine = function(ctx) { + // set style + ctx.strokeStyle = this._getColor(); + ctx.lineWidth = this._getLineWidth(); + + if (this.from != this.to) { + // draw line + var via = this._line(ctx); + + // 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}; } - o = o[key]; + else { + point = this._pointOnLine(0.5); + } + this._label(ctx, this.label, point.x, point.y); + } + } + 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 { - // this is the end point - o[key] = value; + x = node.x + radius; + y = node.y - node.height / 2; } + this._circle(ctx, x, y, radius); + point = this._pointOnCircle(x, y, radius, 0.5); + this._label(ctx, this.label, point.x, point.y); } - } + }; /** - * Add a node to a graph object. If there is already a node with - * the same id, their attributes will be merged. - * @param {Object} graph - * @param {Object} node + * Get the line width of the edge. Depends on width and whether one of the + * connected nodes is selected. + * @return {Number} width + * @private */ - function addNode(graph, node) { - var i, len; - var current = null; - - // find root graph (in case of subgraph) - var graphs = [graph]; // list with all graphs from current graph to root graph - var root = graph; - while (root.parent) { - graphs.push(root.parent); - root = root.parent; + Edge.prototype._getLineWidth = function() { + if (this.selected == true) { + return Math.max(Math.min(this.widthSelected, this.options.widthMax), 0.3*this.networkScaleInv); } - - // find existing node (at root level) by its id - if (root.nodes) { - for (i = 0, len = root.nodes.length; i < len; i++) { - if (node.id === root.nodes[i].id) { - current = root.nodes[i]; - break; - } + else { + if (this.hover == true) { + return Math.max(Math.min(this.options.hoverWidth, this.options.widthMax), 0.3*this.networkScaleInv); } - } - - if (!current) { - // this is a new node - current = { - id: node.id - }; - if (graph.node) { - // clone default attributes - current.attr = merge(current.attr, graph.node); + else { + return Math.max(this.options.width, 0.3*this.networkScaleInv); } } + }; - // add node to this (sub)graph and all its parent graphs - for (i = graphs.length - 1; i >= 0; i--) { - var g = graphs[i]; + Edge.prototype._getViaCoordinates = function () { + if (this.options.smoothCurves.dynamic == true && this.options.smoothCurves.enabled == true ) { + return this.via; + } + else if (this.options.smoothCurves.enabled == false) { + return {x:0,y:0}; + } + else { + var xVia = null; + var yVia = null; + var factor = this.options.smoothCurves.roundness; + var type = this.options.smoothCurves.type; - if (!g.nodes) { - g.nodes = []; + 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; + } + } } - if (g.nodes.indexOf(current) == -1) { - g.nodes.push(current); + 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; + } + } + } } - } - // merge attributes - if (node.attr) { - current.attr = merge(current.attr, node.attr); - } - } - /** - * Add an edge to a graph object - * @param {Object} graph - * @param {Object} edge - */ - function addEdge(graph, edge) { - if (!graph.edges) { - graph.edges = []; - } - graph.edges.push(edge); - if (graph.edge) { - var attr = merge({}, graph.edge); // clone default attributes - edge.attr = merge(attr, edge.attr); // merge attributes + return {x: xVia, y: yVia}; } - } + }; /** - * Create an edge to a graph object - * @param {Object} graph - * @param {String | Number | Object} from - * @param {String | Number | Object} to - * @param {String} type - * @param {Object | null} attr - * @return {Object} edge + * Draw a line between two nodes + * @param {CanvasRenderingContext2D} ctx + * @private */ - function createEdge(graph, from, to, type, attr) { - var edge = { - from: from, - to: to, - type: type - }; - - if (graph.edge) { - edge.attr = merge({}, graph.edge); // clone default attributes + 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; + } + } + else { + ctx.quadraticCurveTo(this.via.x,this.via.y,this.to.x, this.to.y); + ctx.stroke(); + return this.via; + } } - edge.attr = merge(edge.attr || {}, attr); // merge attributes - - return edge; - } + else { + ctx.lineTo(this.to.x, this.to.y); + ctx.stroke(); + return null; + } + }; /** - * Get next token in the current dot file. - * The token and token type are available as token and tokenType + * Draw a line from a node to itself, a circle + * @param {CanvasRenderingContext2D} ctx + * @param {Number} x + * @param {Number} y + * @param {Number} radius + * @private */ - function getToken() { - tokenType = TOKENTYPE.NULL; - token = ''; + 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(); + }; - // skip over whitespaces - while (c == ' ' || c == '\t' || c == '\n' || c == '\r') { // space, tab, enter - next(); - } + /** + * 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 + */ + Edge.prototype._label = function (ctx, text, x, y) { + if (text) { + ctx.font = ((this.from.selected || this.to.selected) ? "bold " : "") + + this.options.fontSize + "px " + this.options.fontFace; + var yLine; - do { - var isComment = false; + if (this.dirtyLabel == true) { + var lines = String(text).split('\n'); + var lineCount = lines.length; + var fontSize = (Number(this.options.fontSize) + 4); + yLine = y + (1 - lineCount) / 2 * fontSize; - // skip comment - if (c == '#') { - // find the previous non-space character - var i = index - 1; - while (dot.charAt(i) == ' ' || dot.charAt(i) == '\t') { - i--; - } - if (dot.charAt(i) == '\n' || dot.charAt(i) == '') { - // the # is at the start of a line, this is indeed a line comment - while (c != '' && c != '\n') { - next(); - } - isComment = true; - } - } - if (c == '/' && nextPreview() == '/') { - // skip line comment - while (c != '' && c != '\n') { - next(); + var width = ctx.measureText(lines[0]).width; + for (var i = 1; i < lineCount; i++) { + var lineWidth = ctx.measureText(lines[i]).width; + width = lineWidth > width ? lineWidth : width; } - isComment = true; + var height = this.options.fontSize * lineCount; + var left = x - width / 2; + var top = y - height / 2; + + // cache + this.labelDimensions = {top:top,left:left,width:width,height:height,yLine:yLine}; } - if (c == '/' && nextPreview() == '*') { - // skip block comment - while (c != '') { - if (c == '*' && nextPreview() == '/') { - // end of block comment found. skip these last two characters - next(); - next(); - break; - } - else { - next(); - } - } - isComment = true; + + + if (this.options.fontFill !== undefined && this.options.fontFill !== null && this.options.fontFill !== "none") { + ctx.fillStyle = this.options.fontFill; + ctx.fillRect(this.labelDimensions.left, + this.labelDimensions.top, + this.labelDimensions.width, + this.labelDimensions.height); } - // skip over whitespaces - while (c == ' ' || c == '\t' || c == '\n' || c == '\r') { // space, tab, enter - next(); + // draw text + ctx.fillStyle = this.options.fontColor || "black"; + ctx.textAlign = "center"; + ctx.textBaseline = "middle"; + yLine = this.labelDimensions.yLine; + for (var i = 0; i < lineCount; i++) { + ctx.fillText(lines[i], x, yLine); + yLine += fontSize; } } - while (isComment); + }; - // check for end of dot file - if (c == '') { - // token is still empty - tokenType = TOKENTYPE.DELIMITER; - return; - } + /** + * 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 + */ + Edge.prototype._drawDashLine = function(ctx) { + // set style + ctx.strokeStyle = this._getColor(); + ctx.lineWidth = this._getLineWidth(); - // check for delimiters consisting of 2 characters - var c2 = c + nextPreview(); - if (DELIMITERS[c2]) { - tokenType = TOKENTYPE.DELIMITER; - token = c2; - next(); - next(); - return; - } + var via = null; + // only firefox and chrome support this method, else we use the legacy one. + if (ctx.setLineDash !== undefined) { + ctx.save(); + // 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]; + } - // check for delimiters consisting of 1 character - if (DELIMITERS[c]) { - tokenType = TOKENTYPE.DELIMITER; - token = c; - next(); - return; - } + // set dash settings for chrome or firefox + ctx.setLineDash(pattern); + ctx.lineDashOffset = 0; - // check for an identifier (number or string) - // TODO: more precise parsing of numbers/strings (and the port separator ':') - if (isAlphaNumeric(c) || c == '-') { - token += c; - next(); + // draw the line + via = this._line(ctx); - while (isAlphaNumeric(c)) { - token += c; - next(); - } - if (token == 'false') { - token = false; // convert to boolean + // restore the dash settings. + ctx.setLineDash([0]); + ctx.lineDashOffset = 0; + ctx.restore(); + } + 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 (token == 'true') { - token = true; // convert to boolean + 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 (!isNaN(Number(token))) { - token = Number(token); // convert to number + else //If all else fails draw a line + { + ctx.moveTo(this.from.x, this.from.y); + ctx.lineTo(this.to.x, this.to.y); } - tokenType = TOKENTYPE.IDENTIFIER; - return; + ctx.stroke(); } - // check for a string enclosed by double quotes - if (c == '"') { - next(); - while (c != '' && (c != '"' || (c == '"' && nextPreview() == '"'))) { - token += c; - if (c == '"') { // skip the escape character - next(); - } - next(); + // 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}; } - if (c != '"') { - throw newSyntaxError('End of string " expected'); + else { + point = this._pointOnLine(0.5); } - next(); - tokenType = TOKENTYPE.IDENTIFIER; - return; + this._label(ctx, this.label, point.x, point.y); } + }; - // something unknown is found, wrong characters, a syntax error - tokenType = TOKENTYPE.UNKNOWN; - while (c != '') { - token += c; - next(); - } - throw new SyntaxError('Syntax error in part "' + chop(token, 30) + '"'); - } + /** + * Get a point on a line + * @param {Number} percentage. Value between 0 (line start) and 1 (line end) + * @return {Object} point + * @private + */ + 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 + } + }; /** - * Parse a graph. - * @returns {Object} graph + * 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 */ - function parseGraph() { - var graph = {}; - - first(); - getToken(); - - // optional strict keyword - if (token == 'strict') { - graph.strict = true; - getToken(); + 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) } + }; - // graph or digraph keyword - if (token == 'graph' || token == 'digraph') { - graph.type = token; - getToken(); - } + /** + * 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 + */ + Edge.prototype._drawArrowCenter = function(ctx) { + var point; + // set style + ctx.strokeStyle = this._getColor(); + ctx.fillStyle = ctx.strokeStyle; + ctx.lineWidth = this._getLineWidth(); - // optional graph id - if (tokenType == TOKENTYPE.IDENTIFIER) { - graph.id = token; - getToken(); - } + if (this.from != this.to) { + // draw line + var via = this._line(ctx); - // open angle bracket - if (token != '{') { - throw newSyntaxError('Angle bracket { expected'); - } - getToken(); + 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); + } - // statements - parseStatements(graph); + ctx.arrow(point.x, point.y, angle, length); + ctx.fill(); + ctx.stroke(); - // close angle bracket - if (token != '}') { - throw newSyntaxError('Angle bracket } expected'); + // draw label + if (this.label) { + this._label(ctx, this.label, point.x, point.y); + } } - getToken(); + 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; + } + else { + x = node.x + radius; + y = node.y - node.height * 0.5; + } + this._circle(ctx, x, y, radius); - // end of file - if (token !== '') { - throw newSyntaxError('End of file expected'); + // 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(); + + // draw label + if (this.label) { + point = this._pointOnCircle(x, y, radius, 0.5); + this._label(ctx, this.label, point.x, point.y); + } } - getToken(); + }; - // remove temporary default properties - delete graph.node; - delete graph.edge; - delete graph.graph; + Edge.prototype._pointOnBezier = function(t) { + var via = this._getViaCoordinates(); - return graph; - } + var x = Math.pow(1-t,2)*this.from.x + (2*t*(1 - t))*via.x + Math.pow(t,2)*this.to.x; + var y = Math.pow(1-t,2)*this.from.y + (2*t*(1 - t))*via.y + Math.pow(t,2)*this.to.y; - /** - * Parse a list with statements. - * @param {Object} graph - */ - function parseStatements (graph) { - while (token !== '' && token != '}') { - parseStatement(graph); - if (token == ';') { - getToken(); - } - } + return {x:x,y:y}; } /** - * Parse a single statement. Can be a an attribute statement, node - * statement, a series of node statements and edge statements, or a - * parameter. - * @param {Object} graph + * This function uses binary search to look for the point where the bezier curve crosses the border of the node. + * + * @param from + * @param ctx + * @returns {*} + * @private */ - function parseStatement(graph) { - // parse subgraph - var subgraph = parseSubgraph(graph); - if (subgraph) { - // edge statements - parseEdge(graph, subgraph); - - return; - } + Edge.prototype._findBorderPosition = function(from,ctx) { + var maxIterations = 10; + var iteration = 0; + var low = 0; + var high = 1; + var pos,angle,distanceToBorder, distanceToNodes, difference; + var threshold = 0.2; + var node = this.to; + if (from == true) { - // parse an attribute statement - var attr = parseAttributeStatement(graph); - if (attr) { - return; + node = this.from; } - // parse node - if (tokenType != TOKENTYPE.IDENTIFIER) { - throw newSyntaxError('Identifier expected'); - } - var id = token; // id can be a string or a number - getToken(); + while (low <= high && iteration < maxIterations) { + var middle = (low + high) * 0.5; - if (token == '=') { - // id statement - getToken(); - if (tokenType != TOKENTYPE.IDENTIFIER) { - throw newSyntaxError('Identifier expected'); + pos = this._pointOnBezier(middle); + angle = Math.atan2((node.y - pos.y), (node.x - pos.x)); + distanceToBorder = node.distanceToBorder(ctx,angle); + distanceToNodes = Math.sqrt(Math.pow(pos.x-node.x,2) + Math.pow(pos.y-node.y,2)); + difference = distanceToBorder - distanceToNodes; + if (Math.abs(difference) < threshold) { + break; // found } - graph[id] = token; - getToken(); - // TODO: implement comma separated list with "a_list: ID=ID [','] [a_list] " - } - else { - parseNodeStatement(graph, id); + else if (difference < 0) { // distance to nodes is larger than distance to border --> t needs to be bigger if we're looking at the to node. + if (from == false) { + low = middle; + } + else { + high = middle; + } + } + else { + if (from == false) { + high = middle; + } + else { + low = middle; + } + } + + iteration++; } - } + pos.t = middle; + + return pos; + }; /** - * Parse a subgraph - * @param {Object} graph parent graph object - * @return {Object | null} subgraph + * 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 + * @private */ - function parseSubgraph (graph) { - var subgraph = null; + Edge.prototype._drawArrow = function(ctx) { + // set style + ctx.strokeStyle = this._getColor(); + ctx.fillStyle = ctx.strokeStyle; + ctx.lineWidth = this._getLineWidth(); - // optional subgraph keyword - if (token == 'subgraph') { - subgraph = {}; - subgraph.type = 'subgraph'; - getToken(); + // set vars + var angle, length, arrowPos; - // optional graph id - if (tokenType == TOKENTYPE.IDENTIFIER) { - subgraph.id = token; - getToken(); + // if not connected to itself + if (this.from != this.to) { + // draw line + this._line(ctx); + + // draw arrow head + if (this.options.smoothCurves.enabled == true) { + var via = this._getViaCoordinates(); + arrowPos = this._findBorderPosition(false, ctx); + var guidePos = this._pointOnBezier(Math.max(0.0, arrowPos.t - 0.1)) + angle = Math.atan2((arrowPos.y - guidePos.y), (arrowPos.x - guidePos.x)); } - } - - // open angle bracket - if (token == '{') { - getToken(); + else { + 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 toBorderDist = this.to.distanceToBorder(ctx, angle); + var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; - if (!subgraph) { - subgraph = {}; + arrowPos = {}; + arrowPos.x = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; + arrowPos.y = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; } - subgraph.parent = graph; - subgraph.node = graph.node; - subgraph.edge = graph.edge; - subgraph.graph = graph.graph; - // statements - parseStatements(subgraph); + // draw arrow at the end of the line + length = (10 + 5 * this.options.width) * this.options.arrowScaleFactor; + ctx.arrow(arrowPos.x,arrowPos.y, angle, length); + ctx.fill(); + ctx.stroke(); - // close angle bracket - if (token != '}') { - throw newSyntaxError('Angle bracket } expected'); + // draw label + if (this.label) { + var point; + if (this.options.smoothCurves.enabled == true && via != null) { + point = this._pointOnBezier(0.5); + } + else { + point = this._pointOnLine(0.5); + } + this._label(ctx, this.label, point.x, point.y); } - getToken(); + } + 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(); - // remove temporary default properties - delete subgraph.node; - delete subgraph.edge; - delete subgraph.graph; - delete subgraph.parent; + // 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(); - // register at the parent graph - if (!graph.subgraphs) { - graph.subgraphs = []; + // draw label + if (this.label) { + point = this._pointOnCircle(x, y, radius, 0.5); + this._label(ctx, this.label, point.x, point.y); } - graph.subgraphs.push(subgraph); } - - return subgraph; - } + }; /** - * parse an attribute statement like "node [shape=circle fontSize=16]". - * Available keywords are 'node', 'edge', 'graph'. - * The previous list with default attributes will be replaced - * @param {Object} graph - * @returns {String | null} keyword Returns the name of the parsed attribute - * (node, edge, graph), or null if nothing - * is parsed. + * 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 + * @private */ - function parseAttributeStatement (graph) { - // attribute statements - if (token == 'node') { - getToken(); - - // node attributes - graph.node = parseAttributeList(); - return 'node'; + Edge.prototype._getDistanceToEdge = function (x1,y1, x2,y2, x3,y3) { // x3,y3 is the point + var returnValue = 0; + 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; + } + returnValue = minDistance; + } + else { + returnValue = this._getDistanceToLine(x1,y1,x2,y2,x3,y3); + } } - else if (token == 'edge') { - getToken(); - - // edge attributes - graph.edge = parseAttributeList(); - return 'edge'; + 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; + } + dx = x - x3; + dy = y - y3; + returnValue = Math.abs(Math.sqrt(dx*dx + dy*dy) - radius); } - else if (token == 'graph') { - getToken(); - // graph attributes - graph.graph = parseAttributeList(); - return 'graph'; + if (this.labelDimensions.left < x3 && + this.labelDimensions.left + this.labelDimensions.width > x3 && + this.labelDimensions.top < y3 && + this.labelDimensions.top + this.labelDimensions.height > y3) { + return 0; } - - return null; - } - - /** - * parse a node statement - * @param {Object} graph - * @param {String | Number} id - */ - function parseNodeStatement(graph, id) { - // node statement - var node = { - id: id - }; - var attr = parseAttributeList(); - if (attr) { - node.attr = attr; + else { + return returnValue; } - addNode(graph, node); - - // edge statements - parseEdge(graph, id); - } + }; - /** - * Parse an edge or a series of edges - * @param {Object} graph - * @param {String | Number} from Id of the from node - */ - function parseEdge(graph, from) { - while (token == '->' || token == '--') { - var to; - var type = token; - getToken(); + 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; - var subgraph = parseSubgraph(graph); - if (subgraph) { - to = subgraph; - } - else { - if (tokenType != TOKENTYPE.IDENTIFIER) { - throw newSyntaxError('Identifier or subgraph expected'); - } - to = token; - addNode(graph, { - id: to - }); - getToken(); - } + if (u > 1) { + u = 1; + } + else if (u < 0) { + u = 0; + } - // parse edge attributes - var attr = parseAttributeList(); + var x = x1 + u * px, + y = y1 + u * py, + dx = x - x3, + dy = y - y3; - // create edge - var edge = createEdge(graph, from, to, type, attr); - addEdge(graph, edge); + //# 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 - from = to; - } - } + return Math.sqrt(dx*dx + dy*dy); + }; /** - * Parse a set with attributes, - * for example [label="1.000", shape=solid] - * @return {Object | null} attr + * This allows the zoom level of the network to influence the rendering + * + * @param scale */ - function parseAttributeList() { - var attr = null; - - while (token == '[') { - getToken(); - attr = {}; - while (token !== '' && token != ']') { - if (tokenType != TOKENTYPE.IDENTIFIER) { - throw newSyntaxError('Attribute name expected'); - } - var name = token; + Edge.prototype.setScale = function(scale) { + this.networkScaleInv = 1.0/scale; + }; - getToken(); - if (token != '=') { - throw newSyntaxError('Equal sign = expected'); - } - getToken(); - if (tokenType != TOKENTYPE.IDENTIFIER) { - throw newSyntaxError('Attribute value expected'); - } - var value = token; - setValue(attr, name, value); // name can be a path + Edge.prototype.select = function() { + this.selected = true; + }; - getToken(); - if (token ==',') { - getToken(); - } - } + Edge.prototype.unselect = function() { + this.selected = false; + }; - if (token != ']') { - throw newSyntaxError('Bracket ] expected'); - } - getToken(); + 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); } - - return attr; - } + else { + this.via.x = 0; + this.via.y = 0; + } + }; /** - * Create a syntax error with extra information on current token and index. - * @param {String} message - * @returns {SyntaxError} err + * This function draws the control nodes for the manipulator. + * In order to enable this, only set the this.controlNodesEnabled to true. + * @param ctx */ - function newSyntaxError(message) { - return new SyntaxError(message + ', got "' + chop(token, 30) + '" (char ' + index + ')'); - } + 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); + } - /** - * Chop off text after a maximum length - * @param {String} text - * @param {Number} maxLength - * @returns {String} - */ - function chop (text, maxLength) { - return (text.length <= maxLength) ? text : (text.substr(0, 27) + '...'); - } + 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; + } - /** - * Execute a function fn for each pair of elements in two arrays - * @param {Array | *} array1 - * @param {Array | *} array2 - * @param {function} fn - */ - function forEach2(array1, array2, fn) { - if (Array.isArray(array1)) { - array1.forEach(function (elem1) { - if (Array.isArray(array2)) { - array2.forEach(function (elem2) { - fn(elem1, elem2); - }); - } - else { - fn(elem1, array2); - } - }); + this.controlNodes.from.draw(ctx); + this.controlNodes.to.draw(ctx); } else { - if (Array.isArray(array2)) { - array2.forEach(function (elem2) { - fn(array1, elem2); - }); - } - else { - fn(array1, array2); - } + this.controlNodes = {from:null, to:null, positions:{}}; } - } + }; /** - * Convert a string containing a graph in DOT language into a map containing - * with nodes and edges in the format of graph. - * @param {String} data Text containing a graph in DOT-notation - * @return {Object} graphData + * Enable control nodes. + * @private */ - function DOTToGraph (data) { - // parse the DOT file - var dotData = parseDOT(data); - var graphData = { - nodes: [], - edges: [], - options: {} - }; + Edge.prototype._enableControlNodes = function() { + this.fromBackup = this.from; + this.toBackup = this.to; + this.controlNodesEnabled = true; + }; - // copy the nodes - if (dotData.nodes) { - dotData.nodes.forEach(function (dotNode) { - var graphNode = { - id: dotNode.id, - label: String(dotNode.label || dotNode.id) - }; - merge(graphNode, dotNode.attr); - if (graphNode.image) { - graphNode.shape = 'image'; - } - graphData.nodes.push(graphNode); - }); + /** + * disable control nodes and remove from dynamicEdges from old node + * @private + */ + Edge.prototype._disableControlNodes = function() { + this.fromId = this.from.id; + this.toId = this.to.id; + if (this.fromId != this.fromBackup.id) { // from was changed, remove edge from old 'from' node dynamic edges + this.fromBackup.detachEdge(this); + } + else if (this.toId != this.toBackup.id) { // to was changed, remove edge from old 'to' node dynamic edges + this.toBackup.detachEdge(this); } - // copy the edges - if (dotData.edges) { - /** - * Convert an edge in DOT format to an edge with VisGraph format - * @param {Object} dotEdge - * @returns {Object} graphEdge - */ - var convertEdge = function (dotEdge) { - var graphEdge = { - from: dotEdge.from, - to: dotEdge.to - }; - merge(graphEdge, dotEdge.attr); - graphEdge.style = (dotEdge.type == '->') ? 'arrow' : 'line'; - return graphEdge; - } + this.fromBackup = null; + this.toBackup = null; + this.controlNodesEnabled = false; + }; - dotData.edges.forEach(function (dotEdge) { - var from, to; - if (dotEdge.from instanceof Object) { - from = dotEdge.from.nodes; - } - else { - from = { - id: dotEdge.from - } - } - if (dotEdge.to instanceof Object) { - to = dotEdge.to.nodes; - } - else { - to = { - id: dotEdge.to - } - } + /** + * 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} + * @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)); + + 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; + } + }; - if (dotEdge.from instanceof Object && dotEdge.from.edges) { - dotEdge.from.edges.forEach(function (subEdge) { - var graphEdge = convertEdge(subEdge); - graphData.edges.push(graphEdge); - }); - } - forEach2(from, to, function (from, to) { - var subEdge = createEdge(graphData, from.id, to.id, dotEdge.type, dotEdge.attr); - var graphEdge = convertEdge(subEdge); - graphData.edges.push(graphEdge); - }); + /** + * this resets the control nodes to their original position. + * @private + */ + Edge.prototype._restoreControlNodes = function() { + if (this.controlNodes.from.selected == true) { + this.from = this.connectedNode; + this.connectedNode = null; + this.controlNodes.from.unselect(); + } + else if (this.controlNodes.to.selected == true) { + this.to = this.connectedNode; + this.connectedNode = null; + this.controlNodes.to.unselect(); + } + }; - if (dotEdge.to instanceof Object && dotEdge.to.edges) { - dotEdge.to.edges.forEach(function (subEdge) { - var graphEdge = convertEdge(subEdge); - graphData.edges.push(graphEdge); - }); - } - }); + /** + * 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: *}}} + */ + 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; + + 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(); } - // copy the options - if (dotData.attr) { - graphData.options = dotData.attr; + 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; - return graphData; - } + 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; + } + else { + xTo = (1 - toBorderPoint) * this.from.x + toBorderPoint * this.to.x; + yTo = (1 - toBorderPoint) * this.from.y + toBorderPoint * this.to.y; + } - // exports - exports.parseDOT = parseDOT; - exports.DOTToGraph = DOTToGraph; + return {from:{x:xFrom,y:yFrom},to:{x:xTo,y:yTo}}; + }; + module.exports = Edge; /***/ }, /* 58 */ /***/ function(module, exports, __webpack_require__) { - - function parseGephi(gephiJSON, options) { - var edges = []; - var nodes = []; - this.options = { - edges: { - inheritColor: true - }, - nodes: { - allowedToMove: false, - parseColor: false + /** + * Popup is a class to create a popup window with some text + * @param {Element} container The container object. + * @param {Number} [x] + * @param {Number} [y] + * @param {String} [text] + * @param {Object} [style] An object containing borderColor, + * backgroundColor, etc. + */ + function Popup(container, x, y, text, style) { + if (container) { + this.container = container; + } + else { + this.container = document.body; + } + + // x, y and text are optional, see if a style object was passed in their place + if (style === undefined) { + if (typeof x === "object") { + style = x; + x = undefined; + } else if (typeof text === "object") { + style = text; + text = undefined; + } else { + // for backwards compatibility, in case clients other than Network are creating Popup directly + style = { + fontColor: 'black', + fontSize: 14, // px + fontFace: 'verdana', + color: { + border: '#666', + background: '#FFFFC6' + } + } } - }; + } - if (options !== undefined) { - this.options.nodes['allowedToMove'] = options.allowedToMove | false; - this.options.nodes['parseColor'] = options.parseColor | false; - this.options.edges['inheritColor'] = options.inheritColor | true; + this.x = 0; + this.y = 0; + this.padding = 5; + + if (x !== undefined && y !== undefined ) { + this.setPosition(x, y); + } + if (text !== undefined) { + this.setText(text); } - var gEdges = gephiJSON.edges; - var gNodes = gephiJSON.nodes; - for (var i = 0; i < gEdges.length; i++) { - var edge = {}; - var gEdge = gEdges[i]; - edge['id'] = gEdge.id; - edge['from'] = gEdge.source; - edge['to'] = gEdge.target; - edge['attributes'] = gEdge.attributes; - // edge['value'] = gEdge.attributes !== undefined ? gEdge.attributes.Weight : undefined; - // edge['width'] = edge['value'] !== undefined ? undefined : edgegEdge.size; - edge['color'] = gEdge.color; - edge['inheritColor'] = edge['color'] !== undefined ? false : this.options.inheritColor; - edges.push(edge); + // create the frame + this.frame = document.createElement("div"); + var styleAttr = this.frame.style; + styleAttr.position = "absolute"; + styleAttr.visibility = "hidden"; + styleAttr.border = "1px solid " + style.color.border; + styleAttr.color = style.fontColor; + styleAttr.fontSize = style.fontSize + "px"; + styleAttr.fontFamily = style.fontFace; + styleAttr.padding = this.padding + "px"; + styleAttr.backgroundColor = style.color.background; + styleAttr.borderRadius = "3px"; + styleAttr.MozBorderRadius = "3px"; + styleAttr.WebkitBorderRadius = "3px"; + styleAttr.boxShadow = "3px 3px 10px rgba(128, 128, 128, 0.5)"; + styleAttr.whiteSpace = "nowrap"; + this.container.appendChild(this.frame); + } + + /** + * @param {number} x Horizontal position of the popup window + * @param {number} y Vertical position of the popup window + */ + Popup.prototype.setPosition = function(x, y) { + this.x = parseInt(x); + this.y = parseInt(y); + }; + + /** + * Set the content for the popup window. This can be HTML code or text. + * @param {string | Element} content + */ + Popup.prototype.setText = function(content) { + if (content instanceof Element) { + this.frame.innerHTML = ''; + this.frame.appendChild(content); + } + else { + this.frame.innerHTML = content; // string containing text or HTML } + }; - for (var i = 0; i < gNodes.length; i++) { - var node = {}; - var gNode = gNodes[i]; - node['id'] = gNode.id; - node['attributes'] = gNode.attributes; - node['x'] = gNode.x; - node['y'] = gNode.y; - node['label'] = gNode.label; - if (this.options.nodes.parseColor == true) { - node['color'] = gNode.color; + /** + * Show the popup window + * @param {boolean} show Optional. Show or hide the window + */ + Popup.prototype.show = function (show) { + if (show === undefined) { + show = true; + } + + if (show) { + var height = this.frame.clientHeight; + var width = this.frame.clientWidth; + var maxHeight = this.frame.parentNode.clientHeight; + var maxWidth = this.frame.parentNode.clientWidth; + + var top = (this.y - height); + if (top + height + this.padding > maxHeight) { + top = maxHeight - height - this.padding; } - else { - node['color'] = gNode.color !== undefined ? {background:gNode.color, border:gNode.color} : undefined; + if (top < this.padding) { + top = this.padding; } - node['radius'] = gNode.size; - node['allowedToMoveX'] = this.options.nodes.allowedToMove; - node['allowedToMoveY'] = this.options.nodes.allowedToMove; - nodes.push(node); + + var left = this.x; + if (left + width + this.padding > maxWidth) { + left = maxWidth - width - this.padding; + } + if (left < this.padding) { + left = this.padding; + } + + this.frame.style.left = left + "px"; + this.frame.style.top = top + "px"; + this.frame.style.visibility = "visible"; + } + else { + this.hide(); } + }; - return {nodes:nodes, edges:edges}; - } + /** + * Hide the popup window + */ + Popup.prototype.hide = function () { + this.frame.style.visibility = "hidden"; + }; + + module.exports = Popup; - exports.parseGephi = parseGephi; /***/ }, /* 59 */ @@ -31684,7 +31690,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var Node = __webpack_require__(53); + var Node = __webpack_require__(56); /** * Creation of the SectorMixin var. @@ -32242,7 +32248,7 @@ return /******/ (function(modules) { // webpackBootstrap /* 66 */ /***/ function(module, exports, __webpack_require__) { - var Node = __webpack_require__(53); + var Node = __webpack_require__(56); /** * This function can be called from the _doInAllSectors function @@ -32957,8 +32963,8 @@ return /******/ (function(modules) { // webpackBootstrap /***/ function(module, exports, __webpack_require__) { var util = __webpack_require__(1); - var Node = __webpack_require__(53); - var Edge = __webpack_require__(52); + var Node = __webpack_require__(56); + var Edge = __webpack_require__(57); /** * clears the toolbar div element of children diff --git a/docs/timeline.html b/docs/timeline.html index 92e4536c..0b910594 100644 --- a/docs/timeline.html +++ b/docs/timeline.html @@ -1053,24 +1053,26 @@ timeline.off('select', onSelect); rangechange - Fired repeatedly when the user is dragging the timeline window. + Fired repeatedly when the timeline window is being changed.
  • start (Number): timestamp of the current start of the window.
  • end (Number): timestamp of the current end of the window.
    • +
  • byUser (Boolean): change happened because of user drag/zoom.
rangechanged - Fired once after the user has dragged the timeline window. + Fired once after the timeline window has been changed.
  • start (Number): timestamp of the current start of the window.
  • end (Number): timestamp of the current end of the window.
    • +
  • byUser (Boolean): change happened because of user drag/zoom.
diff --git a/lib/timeline/Range.js b/lib/timeline/Range.js index 4fa67857..ddd6f871 100644 --- a/lib/timeline/Range.js +++ b/lib/timeline/Range.js @@ -112,9 +112,13 @@ function validateDirection (direction) { * If animate is a number, the * number is taken as duration * Default duration is 500 ms. + * @param {Boolean} [byUser=false] * */ -Range.prototype.setRange = function(start, end, animate) { +Range.prototype.setRange = function(start, end, animate, byUser) { + if (byUser !== true) { + byUser = false; + } var _start = start != undefined ? util.convert(start, 'Date').valueOf() : null; var _end = end != undefined ? util.convert(end, 'Date').valueOf() : null; this._cancelAnimation(); @@ -139,12 +143,12 @@ Range.prototype.setRange = function(start, end, animate) { DateUtil.updateHiddenDates(me.body, me.options.hiddenDates); anyChanged = anyChanged || changed; if (changed) { - me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end)}); + me.body.emitter.emit('rangechange', {start: new Date(me.start), end: new Date(me.end), byUser:byUser}); } if (done) { if (anyChanged) { - me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end)}); + me.body.emitter.emit('rangechanged', {start: new Date(me.start), end: new Date(me.end), byUser:byUser}); } } else { @@ -161,7 +165,7 @@ Range.prototype.setRange = function(start, end, animate) { var changed = this._applyRange(_start, _end); DateUtil.updateHiddenDates(this.body, this.options.hiddenDates); if (changed) { - var params = {start: new Date(this.start), end: new Date(this.end)}; + var params = {start: new Date(this.start), end: new Date(this.end), byUser:byUser}; this.body.emitter.emit('rangechange', params); this.body.emitter.emit('rangechanged', params); } @@ -412,7 +416,8 @@ Range.prototype._onDrag = function (event) { // fire a rangechange event this.body.emitter.emit('rangechange', { start: new Date(this.start), - end: new Date(this.end) + end: new Date(this.end), + byUser: true }); }; @@ -437,7 +442,8 @@ Range.prototype._onDragEnd = function (event) { // fire a rangechanged event this.body.emitter.emit('rangechanged', { start: new Date(this.start), - end: new Date(this.end) + end: new Date(this.end), + byUser: true }); }; @@ -552,7 +558,7 @@ Range.prototype._onPinch = function (event) { newEnd = safeEnd; } - this.setRange(newStart, newEnd); + this.setRange(newStart, newEnd, false, true); this.startToFront = false; // revert to default this.endToFront = true; // revert to default @@ -629,7 +635,7 @@ Range.prototype.zoom = function(scale, center, delta) { newEnd = safeEnd; } - this.setRange(newStart, newEnd); + this.setRange(newStart, newEnd, false, true); this.startToFront = false; // revert to default this.endToFront = true; // revert to default