From e8bef2f837b32299fb369b15f0f34256d32750f5 Mon Sep 17 00:00:00 2001 From: Alex de Mulder Date: Thu, 28 May 2015 11:12:55 +0200 Subject: [PATCH] - Fixed #884, selectNode event. --- HISTORY.md | 1 + dist/vis.js | 18115 ++++++++-------- .../network/events/interactionEvents.html | 22 +- lib/network/modules/InteractionHandler.js | 51 +- 4 files changed, 9146 insertions(+), 9043 deletions(-) diff --git a/HISTORY.md b/HISTORY.md index 2ff031f3..86bee3f5 100644 --- a/HISTORY.md +++ b/HISTORY.md @@ -21,6 +21,7 @@ http://visjs.org - Fixed bug with the moveTo and getViewPosition methods. - Fixed #861, brokenImage only working for one node if nodes have the same image. - Fixed hoverNode and blurNode events and added them to the docs. +- Fixed #884, selectNode event. ### Graph2d & Timeline diff --git a/dist/vis.js b/dist/vis.js index 9b730c5b..2329aae1 100644 --- a/dist/vis.js +++ b/dist/vis.js @@ -5,7 +5,7 @@ * A dynamic, browser-based visualization library. * * @version 4.0.1-SNAPSHOT - * @date 2015-05-27 + * @date 2015-05-28 * * @license * Copyright (C) 2011-2014 Almende B.V, http://almende.com @@ -84,60 +84,60 @@ return /******/ (function(modules) { // webpackBootstrap // utils 'use strict'; - exports.util = __webpack_require__(11); - exports.DOMutil = __webpack_require__(16); + exports.util = __webpack_require__(9); + exports.DOMutil = __webpack_require__(14); // data - exports.DataSet = __webpack_require__(17); - exports.DataView = __webpack_require__(19); - exports.Queue = __webpack_require__(18); + exports.DataSet = __webpack_require__(15); + exports.DataView = __webpack_require__(17); + exports.Queue = __webpack_require__(16); // Graph3d - exports.Graph3d = __webpack_require__(20); + exports.Graph3d = __webpack_require__(18); exports.graph3d = { - Camera: __webpack_require__(24), - Filter: __webpack_require__(25), - Point2d: __webpack_require__(21), - Point3d: __webpack_require__(23), - Slider: __webpack_require__(26), - StepNumber: __webpack_require__(27) + Camera: __webpack_require__(22), + Filter: __webpack_require__(23), + Point2d: __webpack_require__(19), + Point3d: __webpack_require__(21), + Slider: __webpack_require__(24), + StepNumber: __webpack_require__(25) }; // Timeline - exports.Timeline = __webpack_require__(28); - exports.Graph2d = __webpack_require__(52); + exports.Timeline = __webpack_require__(26); + exports.Graph2d = __webpack_require__(50); exports.timeline = { - DateUtil: __webpack_require__(34), - DataStep: __webpack_require__(55), - Range: __webpack_require__(32), - stack: __webpack_require__(38), - TimeStep: __webpack_require__(40), + DateUtil: __webpack_require__(32), + DataStep: __webpack_require__(53), + Range: __webpack_require__(30), + stack: __webpack_require__(36), + TimeStep: __webpack_require__(38), components: { items: { - Item: __webpack_require__(6), - BackgroundItem: __webpack_require__(43), - BoxItem: __webpack_require__(4), - PointItem: __webpack_require__(42), - RangeItem: __webpack_require__(39) + Item: __webpack_require__(4), + BackgroundItem: __webpack_require__(41), + BoxItem: __webpack_require__(2), + PointItem: __webpack_require__(40), + RangeItem: __webpack_require__(37) }, - Component: __webpack_require__(30), - CurrentTime: __webpack_require__(29), - CustomTime: __webpack_require__(47), - DataAxis: __webpack_require__(54), - GraphGroup: __webpack_require__(56), - Group: __webpack_require__(37), - BackgroundGroup: __webpack_require__(41), - ItemSet: __webpack_require__(36), - Legend: __webpack_require__(60), - LineGraph: __webpack_require__(53), - TimeAxis: __webpack_require__(44) + Component: __webpack_require__(28), + CurrentTime: __webpack_require__(27), + CustomTime: __webpack_require__(45), + DataAxis: __webpack_require__(52), + GraphGroup: __webpack_require__(54), + Group: __webpack_require__(35), + BackgroundGroup: __webpack_require__(39), + ItemSet: __webpack_require__(34), + Legend: __webpack_require__(58), + LineGraph: __webpack_require__(51), + TimeAxis: __webpack_require__(42) } }; // Network - exports.Network = __webpack_require__(62); + exports.Network = __webpack_require__(60); exports.network = { Images: __webpack_require__(112), dotparser: __webpack_require__(110), @@ -156,9 +156,9 @@ return /******/ (function(modules) { // webpackBootstrap }; // bundled external libraries - exports.moment = __webpack_require__(12); - exports.hammer = __webpack_require__(7); // TODO: deprecate exports.hammer some day - exports.Hammer = __webpack_require__(7); + exports.moment = __webpack_require__(10); + exports.hammer = __webpack_require__(5); // TODO: deprecate exports.hammer some day + exports.Hammer = __webpack_require__(5); /***/ }, /* 1 */ @@ -177,3270 +177,2113 @@ return /******/ (function(modules) { // webpackBootstrap /* 2 */ /***/ function(module, exports, __webpack_require__) { - "use strict"; + 'use strict'; - Object.defineProperty(exports, "__esModule", { + var Item = __webpack_require__(4); + var util = __webpack_require__(9); + + /** + * @constructor BoxItem + * @extends Item + * @param {Object} data Object containing parameters start + * content, className. + * @param {{toScreen: function, toTime: function}} conversion + * Conversion functions from time to screen and vice versa + * @param {Object} [options] Configuration options + * // TODO: describe available options + */ + function BoxItem(data, conversion, options) { + this.props = { + dot: { + width: 0, + height: 0 + }, + line: { + width: 0, + height: 0 + } + }; + + // validate data + if (data) { + if (data.start == undefined) { + throw new Error('Property "start" missing in item ' + data); + } + } + + Item.call(this, data, conversion, options); + } + + BoxItem.prototype = new Item(null, null, null); + + /** + * Check whether this item is visible inside given range + * @returns {{start: Number, end: Number}} range with a timestamp for start and end + * @returns {boolean} True if visible + */ + BoxItem.prototype.isVisible = function (range) { + // determine visibility + // TODO: account for the real width of the item. Right now we just add 1/4 to the window + var interval = (range.end - range.start) / 4; + return this.data.start > range.start - interval && this.data.start < range.end + interval; + }; + + /** + * Repaint the item + */ + BoxItem.prototype.redraw = function () { + var dom = this.dom; + if (!dom) { + // create DOM + this.dom = {}; + dom = this.dom; + + // create main box + dom.box = document.createElement('DIV'); + + // contents box (inside the background box). used for making margins + dom.content = document.createElement('DIV'); + dom.content.className = 'vis-item-content'; + dom.box.appendChild(dom.content); + + // line to axis + dom.line = document.createElement('DIV'); + dom.line.className = 'vis-line'; + + // dot on axis + dom.dot = document.createElement('DIV'); + dom.dot.className = 'vis-dot'; + + // attach this item as attribute + dom.box['timeline-item'] = this; + + this.dirty = true; + } + + // append DOM to parent DOM + if (!this.parent) { + throw new Error('Cannot redraw item: no parent attached'); + } + if (!dom.box.parentNode) { + var foreground = this.parent.dom.foreground; + if (!foreground) throw new Error('Cannot redraw item: parent has no foreground container element'); + foreground.appendChild(dom.box); + } + if (!dom.line.parentNode) { + var background = this.parent.dom.background; + if (!background) throw new Error('Cannot redraw item: parent has no background container element'); + background.appendChild(dom.line); + } + if (!dom.dot.parentNode) { + var axis = this.parent.dom.axis; + if (!background) throw new Error('Cannot redraw item: parent has no axis container element'); + axis.appendChild(dom.dot); + } + this.displayed = true; + + // Update DOM when item is marked dirty. An item is marked dirty when: + // - the item is not yet rendered + // - the item's data is changed + // - the item is selected/deselected + if (this.dirty) { + this._updateContents(this.dom.content); + this._updateTitle(this.dom.box); + this._updateDataAttributes(this.dom.box); + this._updateStyle(this.dom.box); + + // update class + var className = (this.data.className ? ' ' + this.data.className : '') + (this.selected ? ' vis-selected' : ''); + dom.box.className = 'vis-item vis-box' + className; + dom.line.className = 'vis-item vis-line' + className; + dom.dot.className = 'vis-item vis-dot' + className; + + // recalculate size + this.props.dot.height = dom.dot.offsetHeight; + this.props.dot.width = dom.dot.offsetWidth; + this.props.line.width = dom.line.offsetWidth; + this.width = dom.box.offsetWidth; + this.height = dom.box.offsetHeight; + + this.dirty = false; + } + + this._repaintDeleteButton(dom.box); + }; + + /** + * Show the item in the DOM (when not already displayed). The items DOM will + * be created when needed. + */ + BoxItem.prototype.show = function () { + if (!this.displayed) { + this.redraw(); + } + }; + + /** + * Hide the item from the DOM (when visible) + */ + BoxItem.prototype.hide = function () { + if (this.displayed) { + var dom = this.dom; + + if (dom.box.parentNode) dom.box.parentNode.removeChild(dom.box); + if (dom.line.parentNode) dom.line.parentNode.removeChild(dom.line); + if (dom.dot.parentNode) dom.dot.parentNode.removeChild(dom.dot); + + this.displayed = false; + } + }; + + /** + * Reposition the item horizontally + * @Override + */ + BoxItem.prototype.repositionX = function () { + var start = this.conversion.toScreen(this.data.start); + var align = this.options.align; + var left; + + // calculate left position of the box + if (align == 'right') { + this.left = start - this.width; + } else if (align == 'left') { + this.left = start; + } else { + // default or 'center' + this.left = start - this.width / 2; + } + + // reposition box + this.dom.box.style.left = this.left + 'px'; + + // reposition line + this.dom.line.style.left = start - this.props.line.width / 2 + 'px'; + + // reposition dot + this.dom.dot.style.left = start - this.props.dot.width / 2 + 'px'; + }; + + /** + * Reposition the item vertically + * @Override + */ + BoxItem.prototype.repositionY = function () { + var orientation = this.options.orientation.item; + var box = this.dom.box; + var line = this.dom.line; + var dot = this.dom.dot; + + if (orientation == 'top') { + box.style.top = (this.top || 0) + 'px'; + + line.style.top = '0'; + line.style.height = this.parent.top + this.top + 1 + 'px'; + line.style.bottom = ''; + } else { + // orientation 'bottom' + var itemSetHeight = this.parent.itemSet.props.height; // TODO: this is nasty + var lineHeight = itemSetHeight - this.parent.top - this.parent.height + this.top; + + box.style.top = (this.parent.height - this.top - this.height || 0) + 'px'; + line.style.top = itemSetHeight - lineHeight + 'px'; + line.style.bottom = '0'; + } + + dot.style.top = -this.props.dot.height / 2 + 'px'; + }; + + module.exports = BoxItem; + +/***/ }, +/* 3 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { value: true }); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - var Node = __webpack_require__(65); - var Edge = __webpack_require__(85); - var util = __webpack_require__(11); + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var SelectionHandler = (function () { - function SelectionHandler(body, canvas) { - var _this = this; + var _componentsNavigationHandler = __webpack_require__(103); - _classCallCheck(this, SelectionHandler); + var _componentsNavigationHandler2 = _interopRequireDefault(_componentsNavigationHandler); + + var _componentsPopup = __webpack_require__(104); + + var _componentsPopup2 = _interopRequireDefault(_componentsPopup); + + var util = __webpack_require__(9); + + var InteractionHandler = (function () { + function InteractionHandler(body, canvas, selectionHandler) { + _classCallCheck(this, InteractionHandler); this.body = body; this.canvas = canvas; - this.selectionObj = { nodes: [], edges: [] }; - this.hoverObj = { nodes: {}, edges: {} }; + this.selectionHandler = selectionHandler; + this.navigationHandler = new _componentsNavigationHandler2['default'](body, canvas); + + // bind the events from hammer to functions in this object + this.body.eventListeners.onTap = this.onTap.bind(this); + this.body.eventListeners.onTouch = this.onTouch.bind(this); + this.body.eventListeners.onDoubleTap = this.onDoubleTap.bind(this); + this.body.eventListeners.onHold = this.onHold.bind(this); + this.body.eventListeners.onDragStart = this.onDragStart.bind(this); + this.body.eventListeners.onDrag = this.onDrag.bind(this); + this.body.eventListeners.onDragEnd = this.onDragEnd.bind(this); + this.body.eventListeners.onMouseWheel = this.onMouseWheel.bind(this); + this.body.eventListeners.onPinch = this.onPinch.bind(this); + this.body.eventListeners.onMouseMove = this.onMouseMove.bind(this); + this.body.eventListeners.onRelease = this.onRelease.bind(this); + this.body.eventListeners.onContext = this.onContext.bind(this); + + this.touchTime = 0; + this.drag = {}; + this.pinch = {}; + this.popup = undefined; + this.popupObj = undefined; + this.popupTimer = undefined; + + this.body.functions.getPointer = this.getPointer.bind(this); this.options = {}; this.defaultOptions = { - multiselect: false, - selectable: true, - selectConnectedEdges: true, - hoverConnectedEdges: true + dragNodes: true, + dragView: true, + hover: false, + keyboard: { + enabled: false, + speed: { x: 10, y: 10, zoom: 0.02 }, + bindToWindow: true + }, + navigationButtons: false, + tooltipDelay: 300, + zoomView: true }; util.extend(this.options, this.defaultOptions); - this.body.emitter.on("_dataChanged", function () { - _this.updateSelection(); - }); + this.bindEventListeners(); } - _createClass(SelectionHandler, [{ - key: "setOptions", - value: function setOptions(options) { - if (options !== undefined) { - var fields = ["multiselect", "hoverConnectedEdges", "selectable", "selectConnectedEdges"]; - util.selectiveDeepExtend(fields, this.options, options); - } - } - }, { - key: "selectOnPoint", - - /** - * handles the selection part of the tap; - * - * @param {Object} pointer - * @private - */ - value: function selectOnPoint(pointer) { - var selected = false; - if (this.options.selectable === true) { - this.unselectAll(); - var obj = this.getNodeAt(pointer) || this.getEdgeAt(pointer); - if (obj !== undefined) { - selected = this.selectObject(obj); - } - this.body.emitter.emit("_requestRedraw"); - } - return selected; - } - }, { - key: "selectAdditionalOnPoint", - value: function selectAdditionalOnPoint(pointer) { - var selectionChanged = false; - if (this.options.selectable === true) { - var obj = this.getNodeAt(pointer) || this.getEdgeAt(pointer); - - if (obj !== undefined) { - selectionChanged = true; - if (obj.isSelected() === true) { - this.deselectObject(obj); - } else { - this.selectObject(obj); - } + _createClass(InteractionHandler, [{ + key: 'bindEventListeners', + value: function bindEventListeners() { + var _this = this; - this.body.emitter.emit("_requestRedraw"); - } - } - return selectionChanged; + this.body.emitter.on('destroy', function () { + clearTimeout(_this.popupTimer); + delete _this.body.functions.getPointer; + }); } }, { - key: "_generateClickEvent", - value: function _generateClickEvent(eventType, event, pointer, oldSelection) { - var properties = this.getSelection(); - properties["pointer"] = { - DOM: { x: pointer.x, y: pointer.y }, - canvas: this.canvas.DOMtoCanvas(pointer) - }; - properties["event"] = event; + key: 'setOptions', + value: function setOptions(options) { + if (options !== undefined) { + // extend all but the values in fields + var fields = ['hideEdgesOnDrag', 'hideNodesOnDrag', 'keyboard', 'multiselect', 'selectable', 'selectConnectedEdges']; + util.selectiveNotDeepExtend(fields, this.options, options); - if (oldSelection !== undefined) { - properties["previousSelection"] = oldSelection; - } - this.body.emitter.emit(eventType, properties); - } - }, { - key: "selectObject", - value: function selectObject(obj) { - var highlightEdges = arguments[1] === undefined ? this.options.selectConnectedEdges : arguments[1]; + // merge the keyboard options in. + util.mergeOptions(this.options, options, 'keyboard'); - if (obj !== undefined) { - if (obj instanceof Node) { - if (highlightEdges === true) { - this._selectConnectedEdges(obj); + if (options.tooltip) { + util.extend(this.options.tooltip, options.tooltip); + if (options.tooltip.color) { + this.options.tooltip.color = util.parseColor(options.tooltip.color); } } - obj.select(); - this._addToSelection(obj); - return true; - } - return false; - } - }, { - key: "deselectObject", - value: function deselectObject(obj) { - if (obj.isSelected() === true) { - obj.selected = false; - this._removeFromSelection(obj); } + + this.navigationHandler.setOptions(this.options); } }, { - key: "_getAllNodesOverlappingWith", + key: 'getPointer', /** - * retrieve all nodes overlapping with given object - * @param {Object} object An object with parameters left, top, right, bottom - * @return {Number[]} An array with id's of the overlapping nodes + * Get the pointer location from a touch location + * @param {{x: Number, y: Number}} touch + * @return {{x: Number, y: Number}} pointer * @private */ - value: function _getAllNodesOverlappingWith(object) { - var overlappingNodes = []; - var nodes = this.body.nodes; - for (var i = 0; i < this.body.nodeIndices.length; i++) { - var nodeId = this.body.nodeIndices[i]; - if (nodes[nodeId].isOverlappingWith(object)) { - overlappingNodes.push(nodeId); - } - } - return overlappingNodes; + value: function getPointer(touch) { + return { + x: touch.x - util.getAbsoluteLeft(this.canvas.frame.canvas), + y: touch.y - util.getAbsoluteTop(this.canvas.frame.canvas) + }; } }, { - key: "_pointerToPositionObject", + key: 'onTouch', /** - * Return a position object in canvasspace from a single point in screenspace - * - * @param pointer - * @returns {{left: number, top: number, right: number, bottom: number}} + * On start of a touch gesture, store the pointer + * @param event * @private */ - value: function _pointerToPositionObject(pointer) { - var canvasPos = this.canvas.DOMtoCanvas(pointer); - return { - left: canvasPos.x - 1, - top: canvasPos.y + 1, - right: canvasPos.x + 1, - bottom: canvasPos.y - 1 - }; + value: function onTouch(event) { + if (new Date().valueOf() - this.touchTime > 50) { + this.drag.pointer = this.getPointer(event.center); + this.drag.pinched = false; + this.pinch.scale = this.body.view.scale; + // to avoid double fireing of this event because we have two hammer instances. (on canvas and on frame) + this.touchTime = new Date().valueOf(); + } } }, { - key: "getNodeAt", + key: 'onTap', /** - * Get the top node at the a specific point (like a click) - * - * @param {{x: Number, y: Number}} pointer - * @return {Node | undefined} node + * handle tap/click event: select/unselect a node * @private */ - value: function getNodeAt(pointer) { - var returnNode = arguments[1] === undefined ? true : arguments[1]; + value: function onTap(event) { + var pointer = this.getPointer(event.center); + var multiselect = this.selectionHandler.options.multiselect && event.changedPointers[0].ctrlKey; - // we first check if this is an navigation controls element - var positionObject = this._pointerToPositionObject(pointer); - var overlappingNodes = this._getAllNodesOverlappingWith(positionObject); - // if there are overlapping nodes, select the last one, this is the - // one which is drawn on top of the others - if (overlappingNodes.length > 0) { - if (returnNode === true) { - return this.body.nodes[overlappingNodes[overlappingNodes.length - 1]]; - } else { - return overlappingNodes[overlappingNodes.length - 1]; - } - } else { - return undefined; - } + this.checkSelectionChanges(pointer, event, multiselect); + this.selectionHandler._generateClickEvent('click', event, pointer); } }, { - key: "_getEdgesOverlappingWith", + key: 'onDoubleTap', /** - * retrieve all edges overlapping with given object, selector is around center - * @param {Object} object An object with parameters left, top, right, bottom - * @return {Number[]} An array with id's of the overlapping nodes + * handle doubletap event * @private */ - value: function _getEdgesOverlappingWith(object, overlappingEdges) { - var edges = this.body.edges; - for (var i = 0; i < this.body.edgeIndices.length; i++) { - var edgeId = this.body.edgeIndices[i]; - if (edges[edgeId].isOverlappingWith(object)) { - overlappingEdges.push(edgeId); - } - } + value: function onDoubleTap(event) { + var pointer = this.getPointer(event.center); + this.selectionHandler._generateClickEvent('doubleClick', event, pointer); } }, { - key: "_getAllEdgesOverlappingWith", + key: 'onHold', /** - * retrieve all nodes overlapping with given object - * @param {Object} object An object with parameters left, top, right, bottom - * @return {Number[]} An array with id's of the overlapping nodes + * handle long tap event: multi select nodes * @private */ - value: function _getAllEdgesOverlappingWith(object) { - var overlappingEdges = []; - this._getEdgesOverlappingWith(object, overlappingEdges); - return overlappingEdges; + value: function onHold(event) { + var pointer = this.getPointer(event.center); + var multiselect = this.selectionHandler.options.multiselect; + + this.checkSelectionChanges(pointer, event, multiselect); + + this.selectionHandler._generateClickEvent('click', event, pointer); + this.selectionHandler._generateClickEvent('hold', event, pointer); } }, { - key: "getEdgeAt", + key: 'onRelease', /** - * Place holder. To implement change the getNodeAt to a _getObjectAt. Have the _getObjectAt call - * getNodeAt and _getEdgesAt, then priortize the selection to user preferences. + * handle the release of the screen * - * @param pointer - * @returns {undefined} * @private */ - value: function getEdgeAt(pointer) { - var returnEdge = arguments[1] === undefined ? true : arguments[1]; - - var positionObject = this._pointerToPositionObject(pointer); - var overlappingEdges = this._getAllEdgesOverlappingWith(positionObject); - - if (overlappingEdges.length > 0) { - if (returnEdge === true) { - return this.body.edges[overlappingEdges[overlappingEdges.length - 1]]; - } else { - return overlappingEdges[overlappingEdges.length - 1]; - } - } else { - return undefined; + value: function onRelease(event) { + if (new Date().valueOf() - this.touchTime > 10) { + var pointer = this.getPointer(event.center); + this.selectionHandler._generateClickEvent('release', event, pointer); + // to avoid double fireing of this event because we have two hammer instances. (on canvas and on frame) + this.touchTime = new Date().valueOf(); } } }, { - key: "_addToSelection", - - /** - * Add object to the selection array. - * - * @param obj - * @private - */ - value: function _addToSelection(obj) { - if (obj instanceof Node) { - this.selectionObj.nodes[obj.id] = obj; - } else { - this.selectionObj.edges[obj.id] = obj; - } + key: 'onContext', + value: function onContext(event) { + var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); + this.selectionHandler._generateClickEvent('oncontext', event, pointer); } }, { - key: "_addToHover", + key: 'checkSelectionChanges', /** - * Add object to the selection array. * - * @param obj - * @private + * @param pointer + * @param add */ - value: function _addToHover(obj) { - if (obj instanceof Node) { - this.hoverObj.nodes[obj.id] = obj; + value: function checkSelectionChanges(pointer, event) { + var add = arguments[2] === undefined ? false : arguments[2]; + + var previouslySelectedEdgeCount = this.selectionHandler._getSelectedEdgeCount(); + var previouslySelectedNodeCount = this.selectionHandler._getSelectedNodeCount(); + var previousSelection = this.selectionHandler.getSelection(); + var selected = undefined; + if (add === true) { + selected = this.selectionHandler.selectAdditionalOnPoint(pointer); } else { - this.hoverObj.edges[obj.id] = obj; + selected = this.selectionHandler.selectOnPoint(pointer); } - } - }, { - key: "_removeFromSelection", + var selectedEdgesCount = this.selectionHandler._getSelectedEdgeCount(); + var selectedNodesCount = this.selectionHandler._getSelectedNodeCount(); + var currentSelection = this.selectionHandler.getSelection(); - /** - * Remove a single option from selection. - * - * @param {Object} obj - * @private - */ - value: function _removeFromSelection(obj) { - if (obj instanceof Node) { - delete this.selectionObj.nodes[obj.id]; - } else { - delete this.selectionObj.edges[obj.id]; + var _determineIfDifferent = this._determineIfDifferent(previousSelection, currentSelection); + + var nodesChanges = _determineIfDifferent.nodesChanges; + var edgesChanges = _determineIfDifferent.edgesChanges; + + if (selectedNodesCount - previouslySelectedNodeCount > 0 || selectedNodesCount === previouslySelectedNodeCount && nodesChanges === true) { + // node was selected + this.selectionHandler._generateClickEvent('selectNode', event, pointer); + selected = true; + } else if (selectedNodesCount - previouslySelectedNodeCount < 0) { + // node was deselected + this.selectionHandler._generateClickEvent('deselectNode', event, pointer, previousSelection); + selected = true; + } + + if (selectedEdgesCount - previouslySelectedEdgeCount > 0 || selectedEdgesCount === previouslySelectedEdgeCount && edgesChanges === true) { + // node was selected + this.selectionHandler._generateClickEvent('selectEdge', event, pointer); + selected = true; + } else if (selectedEdgesCount - previouslySelectedEdgeCount < 0) { + // node was deselected + this.selectionHandler._generateClickEvent('deselectEdge', event, pointer, previousSelection); + selected = true; + } + + if (selected === true) { + // select or unselect + this.selectionHandler._generateClickEvent('select', event, pointer); } } }, { - key: "unselectAll", + key: '_determineIfDifferent', /** - * Unselect all. The selectionObj is useful for this. - * + * This function checks if the nodes and edges previously selected have changed. + * @param previousSelection + * @param currentSelection + * @returns {{nodesChanges: boolean, edgesChanges: boolean}} * @private */ - value: function unselectAll() { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - this.selectionObj.nodes[nodeId].unselect(); + value: function _determineIfDifferent(previousSelection, currentSelection) { + var nodesChanges = false; + var edgesChanges = false; + + for (var i = 0; i < previousSelection.nodes.length; i++) { + if (currentSelection.nodes.indexOf(previousSelection.nodes[i]) === -1) { + nodesChanges = true; } } - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - this.selectionObj.edges[edgeId].unselect(); + for (var i = 0; i < currentSelection.nodes.length; i++) { + if (previousSelection.nodes.indexOf(previousSelection.nodes[i]) === -1) { + nodesChanges = true; + } + } + for (var i = 0; i < previousSelection.edges.length; i++) { + if (currentSelection.edges.indexOf(previousSelection.edges[i]) === -1) { + edgesChanges = true; + } + } + for (var i = 0; i < currentSelection.edges.length; i++) { + if (previousSelection.edges.indexOf(previousSelection.edges[i]) === -1) { + edgesChanges = true; } } - this.selectionObj = { nodes: {}, edges: {} }; + return { nodesChanges: nodesChanges, edgesChanges: edgesChanges }; } }, { - key: "_getSelectedNodeCount", + key: 'onDragStart', /** - * return the number of selected nodes + * This function is called by onDragStart. + * It is separated out because we can then overload it for the datamanipulation system. * - * @returns {number} * @private */ - value: function _getSelectedNodeCount() { - var count = 0; - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - count += 1; + value: function onDragStart(event) { + //in case the touch event was triggered on an external div, do the initial touch now. + if (this.drag.pointer === undefined) { + this.onTouch(event); + } + + // note: drag.pointer is set in onTouch to get the initial touch location + var node = this.selectionHandler.getNodeAt(this.drag.pointer); + + this.drag.dragging = true; + this.drag.selection = []; + this.drag.translation = util.extend({}, this.body.view.translation); // copy the object + this.drag.nodeId = undefined; + + this.selectionHandler._generateClickEvent('dragStart', event, this.drag.pointer); + + if (node !== undefined && this.options.dragNodes === true) { + this.drag.nodeId = node.id; + // select the clicked node if not yet selected + if (node.isSelected() === false) { + this.selectionHandler.unselectAll(); + this.selectionHandler.selectObject(node); + } + + var selection = this.selectionHandler.selectionObj.nodes; + // create an array with the selected nodes and their original location and status + for (var nodeId in selection) { + if (selection.hasOwnProperty(nodeId)) { + var object = selection[nodeId]; + var s = { + id: object.id, + node: object, + + // store original x, y, xFixed and yFixed, make the node temporarily Fixed + x: object.x, + y: object.y, + xFixed: object.options.fixed.x, + yFixed: object.options.fixed.y + }; + + object.options.fixed.x = true; + object.options.fixed.y = true; + + this.drag.selection.push(s); + } } } - return count; } }, { - key: "_getSelectedNode", + key: 'onDrag', /** - * return the selected node - * - * @returns {number} + * handle drag event * @private */ - value: function _getSelectedNode() { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - return this.selectionObj.nodes[nodeId]; + value: function onDrag(event) { + var _this2 = this; + + if (this.drag.pinched === true) { + return; + } + + // remove the focus on node if it is focussed on by the focusOnNode + this.body.emitter.emit('unlockNode'); + + var pointer = this.getPointer(event.center); + + this.selectionHandler._generateClickEvent('dragging', event, pointer); + + var selection = this.drag.selection; + if (selection && selection.length && this.options.dragNodes === true) { + (function () { + // calculate delta's and new location + var deltaX = pointer.x - _this2.drag.pointer.x; + var deltaY = pointer.y - _this2.drag.pointer.y; + + // update position of all selected nodes + selection.forEach(function (selection) { + var node = selection.node; + // only move the node if it was not fixed initially + if (selection.xFixed === false) { + node.x = _this2.canvas._XconvertDOMtoCanvas(_this2.canvas._XconvertCanvasToDOM(selection.x) + deltaX); + } + // only move the node if it was not fixed initially + if (selection.yFixed === false) { + node.y = _this2.canvas._YconvertDOMtoCanvas(_this2.canvas._YconvertCanvasToDOM(selection.y) + deltaY); + } + }); + + // start the simulation of the physics + _this2.body.emitter.emit('startSimulation'); + })(); + } else { + // move the network + if (this.options.dragView === true) { + // if the drag was not started properly because the click started outside the network div, start it now. + if (this.drag.pointer === undefined) { + this._handleDragStart(event); + return; + } + var diffX = pointer.x - this.drag.pointer.x; + var diffY = pointer.y - this.drag.pointer.y; + + this.body.view.translation = { x: this.drag.translation.x + diffX, y: this.drag.translation.y + diffY }; + this.body.emitter.emit('_redraw'); } } - return undefined; } }, { - key: "_getSelectedEdge", + key: 'onDragEnd', /** - * return the selected edge - * - * @returns {number} + * handle drag start event * @private */ - value: function _getSelectedEdge() { - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - return this.selectionObj.edges[edgeId]; - } + value: function onDragEnd(event) { + this.drag.dragging = false; + var selection = this.drag.selection; + if (selection && selection.length) { + selection.forEach(function (s) { + // restore original xFixed and yFixed + s.node.options.fixed.x = s.xFixed; + s.node.options.fixed.y = s.yFixed; + }); + this.body.emitter.emit('startSimulation'); + } else { + this.body.emitter.emit('_requestRedraw'); } - return undefined; + this.selectionHandler._generateClickEvent('dragEnd', event, this.getPointer(event.center)); } }, { - key: "_getSelectedEdgeCount", + key: 'onPinch', /** - * return the number of selected edges - * - * @returns {number} + * Handle pinch event + * @param event * @private */ - value: function _getSelectedEdgeCount() { - var count = 0; - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - count += 1; - } + value: function onPinch(event) { + var pointer = this.getPointer(event.center); + + this.drag.pinched = true; + if (this.pinch['scale'] === undefined) { + this.pinch.scale = 1; } - return count; + + // TODO: enabled moving while pinching? + var scale = this.pinch.scale * event.scale; + this.zoom(scale, pointer); } }, { - key: "_getSelectedObjectCount", + key: 'zoom', /** - * return the number of selected objects. - * - * @returns {number} + * Zoom the network in or out + * @param {Number} scale a number around 1, and between 0.01 and 10 + * @param {{x: Number, y: Number}} pointer Position on screen + * @return {Number} appliedScale scale is limited within the boundaries * @private */ - value: function _getSelectedObjectCount() { - var count = 0; - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - count += 1; + value: function zoom(scale, pointer) { + if (this.options.zoomView === true) { + var scaleOld = this.body.view.scale; + if (scale < 0.00001) { + scale = 0.00001; } - } - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - count += 1; + if (scale > 10) { + scale = 10; } - } - return count; - } - }, { - key: "_selectionIsEmpty", - /** - * Check if anything is selected - * - * @returns {boolean} - * @private - */ - value: function _selectionIsEmpty() { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - return false; + var preScaleDragPointer = undefined; + if (this.drag !== undefined) { + if (this.drag.dragging === true) { + preScaleDragPointer = this.canvas.DOMtoCanvas(this.drag.pointer); + } } - } - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - return false; + // + this.canvas.frame.canvas.clientHeight / 2 + var translation = this.body.view.translation; + + var scaleFrac = scale / scaleOld; + var tx = (1 - scaleFrac) * pointer.x + translation.x * scaleFrac; + var ty = (1 - scaleFrac) * pointer.y + translation.y * scaleFrac; + + this.body.view.scale = scale; + this.body.view.translation = { x: tx, y: ty }; + + if (preScaleDragPointer != undefined) { + var postScaleDragPointer = this.canvas.canvasToDOM(preScaleDragPointer); + this.drag.pointer.x = postScaleDragPointer.x; + this.drag.pointer.y = postScaleDragPointer.y; + } + + this.body.emitter.emit('_requestRedraw'); + + if (scaleOld < scale) { + this.body.emitter.emit('zoom', { direction: '+', scale: this.body.view.scale }); + } else { + this.body.emitter.emit('zoom', { direction: '-', scale: this.body.view.scale }); } } - return true; } }, { - key: "_clusterInSelection", + key: 'onMouseWheel', /** - * check if one of the selected nodes is a cluster. - * - * @returns {boolean} + * Event handler for mouse wheel event, used to zoom the timeline + * See http://adomas.org/javascript-mouse-wheel/ + * https://github.com/EightMedia/hammer.js/issues/256 + * @param {MouseEvent} event * @private */ - value: function _clusterInSelection() { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - if (this.selectionObj.nodes[nodeId].clusterSize > 1) { - return true; - } + value: function onMouseWheel(event) { + // retrieve delta + var delta = 0; + if (event.wheelDelta) { + /* IE/Opera. */ + delta = event.wheelDelta / 120; + } else if (event.detail) { + /* Mozilla case. */ + // In Mozilla, sign of delta is different than in IE. + // Also, delta is multiple of 3. + delta = -event.detail / 3; + } + + // If delta is nonzero, handle it. + // Basically, delta is now positive if wheel was scrolled up, + // and negative, if wheel was scrolled down. + if (delta !== 0) { + + // calculate the new scale + var scale = this.body.view.scale; + var zoom = delta / 10; + if (delta < 0) { + zoom = zoom / (1 - zoom); } + scale *= 1 + zoom; + + // calculate the pointer location + var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); + + // apply the new scale + this.zoom(scale, pointer); } - return false; + + // Prevent default actions caused by mouse wheel. + event.preventDefault(); } }, { - key: "_selectConnectedEdges", + key: 'onMouseMove', /** - * select the edges connected to the node that is being selected - * - * @param {Node} node + * Mouse move handler for checking whether the title moves over a node with a title. + * @param {Event} event * @private */ - value: function _selectConnectedEdges(node) { - for (var i = 0; i < node.edges.length; i++) { - var edge = node.edges[i]; - edge.select(); - this._addToSelection(edge); + value: function onMouseMove(event) { + var _this3 = this; + + var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); + var popupVisible = false; + + // check if the previously selected node is still selected + if (this.popup !== undefined) { + if (this.popup.hidden === false) { + this._checkHidePopup(pointer); + } + + // if the popup was not hidden above + if (this.popup.hidden === false) { + popupVisible = true; + this.popup.setPosition(pointer.x + 3, pointer.y - 5); + this.popup.show(); + } } - } - }, { - key: "_hoverConnectedEdges", - /** - * select the edges connected to the node that is being selected - * - * @param {Node} node - * @private - */ - value: function _hoverConnectedEdges(node) { - for (var i = 0; i < node.edges.length; i++) { - var edge = node.edges[i]; - edge.hover = true; - this._addToHover(edge); + // if we bind the keyboard to the div, we have to highlight it to use it. This highlights it on mouse over. + if (this.options.keyboard.bindToWindow === false && this.options.keyboard.enabled === true) { + this.canvas.frame.focus(); } - } - }, { - key: "_unselectConnectedEdges", - /** - * unselect the edges connected to the node that is being selected - * - * @param {Node} node - * @private - */ - value: function _unselectConnectedEdges(node) { - for (var i = 0; i < node.edges.length; i++) { - var edge = node.edges[i]; - edge.unselect(); - this._removeFromSelection(edge); + // start a timeout that will check if the mouse is positioned above an element + if (popupVisible === false) { + if (this.popupTimer !== undefined) { + clearInterval(this.popupTimer); // stop any running calculationTimer + this.popupTimer = undefined; + } + if (!this.drag.dragging) { + this.popupTimer = setTimeout(function () { + return _this3._checkShowPopup(pointer); + }, this.options.tooltipDelay); + } } - } - }, { - key: "blurObject", - /** - * This is called when someone clicks on a node. either select or deselect it. - * If there is an existing selection and we don't want to append to it, clear the existing selection - * - * @param {Node || Edge} object - * @private - */ - value: function blurObject(object) { - if (object.hover === true) { - object.hover = false; - this.body.emitter.emit("blurNode", { node: object.id }); + /** + * Adding hover highlights + */ + if (this.options.hover === true) { + // adding hover highlights + var obj = this.selectionHandler.getNodeAt(pointer); + if (obj === undefined) { + obj = this.selectionHandler.getEdgeAt(pointer); + } + this.selectionHandler.hoverObject(obj); } } }, { - key: "hoverObject", + key: '_checkShowPopup', /** - * This is called when someone clicks on a node. either select or deselect it. - * If there is an existing selection and we don't want to append to it, clear the existing selection + * Check if there is an element on the given position in the network + * (a node or edge). If so, and if this element has a title, + * show a popup window with its title. * - * @param {Node || Edge} object + * @param {{x:Number, y:Number}} pointer * @private */ - value: function hoverObject(object) { - var hoverChanged = false; - // remove all node hover highlights - for (var nodeId in this.hoverObj.nodes) { - if (this.hoverObj.nodes.hasOwnProperty(nodeId)) { - if (object === undefined) { - this.blurObject(this.hoverObj.nodes[nodeId]); - hoverChanged = true; - } else if (object instanceof Node && object.id != nodeId || object instanceof Edge || object === undefined) { - this.blurObject(this.hoverObj.nodes[nodeId]); - hoverChanged = true; - delete this.hoverObj.nodes[nodeId]; - } - } - } + value: function _checkShowPopup(pointer) { + var x = this.canvas._XconvertDOMtoCanvas(pointer.x); + var y = this.canvas._YconvertDOMtoCanvas(pointer.y); + var pointerObj = { + left: x, + top: y, + right: x, + bottom: y + }; - // removing all edge hover highlights - for (var edgeId in this.hoverObj.edges) { - if (this.hoverObj.edges.hasOwnProperty(edgeId)) { - this.hoverObj.edges[edgeId].hover = false; - delete this.hoverObj.edges[edgeId]; - } - } + var previousPopupObjId = this.popupObj === undefined ? undefined : this.popupObj.id; + var nodeUnderCursor = false; + var popupType = 'node'; - if (object !== undefined) { - if (object.hover === false) { - object.hover = true; - this._addToHover(object); - hoverChanged = true; - if (object instanceof Node) { - this.body.emitter.emit("hoverNode", { node: object.id }); + // check if a node is under the cursor. + if (this.popupObj === undefined) { + // search the nodes for overlap, select the top one in case of multiple nodes + var nodeIndices = this.body.nodeIndices; + var nodes = this.body.nodes; + var node = undefined; + var overlappingNodes = []; + for (var i = 0; i < nodeIndices.length; i++) { + node = nodes[nodeIndices[i]]; + if (node.isOverlappingWith(pointerObj) === true) { + if (node.getTitle() !== undefined) { + overlappingNodes.push(nodeIndices[i]); + } } } - if (object instanceof Node && this.options.hoverConnectedEdges === true) { - this._hoverConnectedEdges(object); - } - } - - if (hoverChanged === true) { - this.body.emitter.emit("_requestRedraw"); - } - } - }, { - key: "getSelection", - - /** - * - * retrieve the currently selected objects - * @return {{nodes: Array., edges: Array.}} selection - */ - value: function getSelection() { - var nodeIds = this.getSelectedNodes(); - var edgeIds = this.getSelectedEdges(); - return { nodes: nodeIds, edges: edgeIds }; - } - }, { - key: "getSelectedNodes", - /** - * - * retrieve the currently selected nodes - * @return {String[]} selection An array with the ids of the - * selected nodes. - */ - value: function getSelectedNodes() { - var idArray = []; - if (this.options.selectable === true) { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - idArray.push(nodeId); - } + if (overlappingNodes.length > 0) { + // if there are overlapping nodes, select the last one, this is the one which is drawn on top of the others + this.popupObj = nodes[overlappingNodes[overlappingNodes.length - 1]]; + // if you hover over a node, the title of the edge is not supposed to be shown. + nodeUnderCursor = true; } } - return idArray; - } - }, { - key: "getSelectedEdges", - /** - * - * retrieve the currently selected edges - * @return {Array} selection An array with the ids of the - * selected nodes. - */ - value: function getSelectedEdges() { - var idArray = []; - if (this.options.selectable === true) { - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - idArray.push(edgeId); + if (this.popupObj === undefined && nodeUnderCursor === false) { + // search the edges for overlap + var edgeIndices = this.body.edgeIndices; + var edges = this.body.edges; + var edge = undefined; + var overlappingEdges = []; + for (var i = 0; i < edgeIndices.length; i++) { + edge = edges[edgeIndices[i]]; + if (edge.isOverlappingWith(pointerObj) === true) { + if (edge.connected === true && edge.getTitle() !== undefined) { + overlappingEdges.push(edgeIndices[i]); + } } } - } - return idArray; - } - }, { - key: "selectNodes", - - /** - * select zero or more nodes with the option to highlight edges - * @param {Number[] | String[]} selection An array with the ids of the - * selected nodes. - * @param {boolean} [highlightEdges] - */ - value: function selectNodes(selection) { - var highlightEdges = arguments[1] === undefined ? true : arguments[1]; - - var i = undefined, - id = undefined; - - if (!selection || selection.length === undefined) throw "Selection must be an array with ids"; - - // first unselect any selected node - this.unselectAll(); - for (i = 0; i < selection.length; i++) { - id = selection[i]; - - var node = this.body.nodes[id]; - if (!node) { - throw new RangeError("Node with id \"" + id + "\" not found"); + if (overlappingEdges.length > 0) { + this.popupObj = edges[overlappingEdges[overlappingEdges.length - 1]]; + popupType = 'edge'; } - this.selectObject(node, highlightEdges); } - this.body.emitter.emit("_requestRedraw"); - } - }, { - key: "selectEdges", - - /** - * select zero or more edges - * @param {Number[] | String[]} selection An array with the ids of the - * selected nodes. - */ - value: function selectEdges(selection) { - var i = undefined, - id = undefined; - - if (!selection || selection.length === undefined) throw "Selection must be an array with ids"; - // first unselect any selected objects - this.unselectAll(); + if (this.popupObj !== undefined) { + // show popup message window + if (this.popupObj.id !== previousPopupObjId) { + if (this.popup === undefined) { + this.popup = new _componentsPopup2['default'](this.canvas.frame); + } - for (i = 0; i < selection.length; i++) { - id = selection[i]; + this.popup.popupTargetType = popupType; + this.popup.popupTargetId = this.popupObj.id; - var edge = this.body.edges[id]; - if (!edge) { - throw new RangeError("Edge with id \"" + id + "\" not found"); + // adjust a small offset such that the mouse cursor is located in the + // bottom left location of the popup, and you can easily move over the + // popup area + this.popup.setPosition(pointer.x + 3, pointer.y - 5); + this.popup.setText(this.popupObj.getTitle()); + this.popup.show(); + this.body.emitter.emit('showPopup', this.popupObj.id); + } + } else { + if (this.popup !== undefined) { + this.popup.hide(); + this.body.emitter.emit('hidePopup'); } - this.selectObject(edge); } - this.body.emitter.emit("_requestRedraw"); } }, { - key: "updateSelection", + key: '_checkHidePopup', /** - * Validate the selection: remove ids of nodes which no longer exist + * Check if the popup must be hidden, which is the case when the mouse is no + * longer hovering on the object + * @param {{x:Number, y:Number}} pointer * @private */ - value: function updateSelection() { - for (var nodeId in this.selectionObj.nodes) { - if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { - if (!this.body.nodes.hasOwnProperty(nodeId)) { - delete this.selectionObj.nodes[nodeId]; + value: function _checkHidePopup(pointer) { + var pointerObj = this.selectionHandler._pointerToPositionObject(pointer); + + var stillOnObj = false; + if (this.popup.popupTargetType === 'node') { + if (this.body.nodes[this.popup.popupTargetId] !== undefined) { + stillOnObj = this.body.nodes[this.popup.popupTargetId].isOverlappingWith(pointerObj); + + // if the mouse is still one the node, we have to check if it is not also on one that is drawn on top of it. + // we initially only check stillOnObj because this is much faster. + if (stillOnObj === true) { + var overNode = this.selectionHandler.getNodeAt(pointer); + stillOnObj = overNode.id === this.popup.popupTargetId; } } - } - for (var edgeId in this.selectionObj.edges) { - if (this.selectionObj.edges.hasOwnProperty(edgeId)) { - if (!this.body.edges.hasOwnProperty(edgeId)) { - delete this.selectionObj.edges[edgeId]; + } else { + if (this.selectionHandler.getNodeAt(pointer) === undefined) { + if (this.body.edges[this.popup.popupTargetId] !== undefined) { + stillOnObj = this.body.edges[this.popup.popupTargetId].isOverlappingWith(pointerObj); } } } + + if (stillOnObj === false) { + this.popupObj = undefined; + this.popup.hide(); + this.body.emitter.emit('hidePopup'); + } } }]); - return SelectionHandler; + return InteractionHandler; })(); - exports["default"] = SelectionHandler; - module.exports = exports["default"]; + exports['default'] = InteractionHandler; + module.exports = exports['default']; /***/ }, -/* 3 */ +/* 4 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + /** + * @constructor Item + * @param {Object} data Object containing (optional) parameters type, + * start, end, content, group, className. + * @param {{toScreen: function, toTime: function}} conversion + * Conversion functions from time to screen and vice versa + * @param {Object} options Configuration options + * // TODO: describe available options + */ + function Item(data, conversion, options) { + this.id = null; + this.parent = null; + this.data = data; + this.dom = null; + this.conversion = conversion || {}; + this.options = options || {}; - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + this.selected = false; + this.displayed = false; + this.dirty = true; - var _componentsNavigationHandler = __webpack_require__(105); + this.top = null; + this.left = null; + this.width = null; + this.height = null; + } - var _componentsNavigationHandler2 = _interopRequireDefault(_componentsNavigationHandler); + Item.prototype.stack = true; - var _componentsPopup = __webpack_require__(106); + /** + * Select current item + */ + Item.prototype.select = function () { + this.selected = true; + this.dirty = true; + if (this.displayed) this.redraw(); + }; - var _componentsPopup2 = _interopRequireDefault(_componentsPopup); + /** + * Unselect current item + */ + Item.prototype.unselect = function () { + this.selected = false; + this.dirty = true; + if (this.displayed) this.redraw(); + }; - var util = __webpack_require__(11); + /** + * Set data for the item. Existing data will be updated. The id should not + * be changed. When the item is displayed, it will be redrawn immediately. + * @param {Object} data + */ + Item.prototype.setData = function (data) { + var groupChanged = data.group != undefined && this.data.group != data.group; + if (groupChanged) { + this.parent.itemSet._moveToGroup(this, data.group); + } - var InteractionHandler = (function () { - function InteractionHandler(body, canvas, selectionHandler) { - _classCallCheck(this, InteractionHandler); + this.data = data; + this.dirty = true; + if (this.displayed) this.redraw(); + }; - this.body = body; - this.canvas = canvas; - this.selectionHandler = selectionHandler; - this.navigationHandler = new _componentsNavigationHandler2['default'](body, canvas); + /** + * Set a parent for the item + * @param {ItemSet | Group} parent + */ + Item.prototype.setParent = function (parent) { + if (this.displayed) { + this.hide(); + this.parent = parent; + if (this.parent) { + this.show(); + } + } else { + this.parent = parent; + } + }; - // bind the events from hammer to functions in this object - this.body.eventListeners.onTap = this.onTap.bind(this); - this.body.eventListeners.onTouch = this.onTouch.bind(this); - this.body.eventListeners.onDoubleTap = this.onDoubleTap.bind(this); - this.body.eventListeners.onHold = this.onHold.bind(this); - this.body.eventListeners.onDragStart = this.onDragStart.bind(this); - this.body.eventListeners.onDrag = this.onDrag.bind(this); - this.body.eventListeners.onDragEnd = this.onDragEnd.bind(this); - this.body.eventListeners.onMouseWheel = this.onMouseWheel.bind(this); - this.body.eventListeners.onPinch = this.onPinch.bind(this); - this.body.eventListeners.onMouseMove = this.onMouseMove.bind(this); - this.body.eventListeners.onRelease = this.onRelease.bind(this); - this.body.eventListeners.onContext = this.onContext.bind(this); + /** + * Check whether this item is visible inside given range + * @returns {{start: Number, end: Number}} range with a timestamp for start and end + * @returns {boolean} True if visible + */ + Item.prototype.isVisible = function (range) { + // Should be implemented by Item implementations + return false; + }; - this.touchTime = 0; - this.drag = {}; - this.pinch = {}; - this.popup = undefined; - this.popupObj = undefined; - this.popupTimer = undefined; + /** + * Show the Item in the DOM (when not already visible) + * @return {Boolean} changed + */ + Item.prototype.show = function () { + return false; + }; - this.body.functions.getPointer = this.getPointer.bind(this); + /** + * Hide the Item from the DOM (when visible) + * @return {Boolean} changed + */ + Item.prototype.hide = function () { + return false; + }; - this.options = {}; - this.defaultOptions = { - dragNodes: true, - dragView: true, - hover: false, - keyboard: { - enabled: false, - speed: { x: 10, y: 10, zoom: 0.02 }, - bindToWindow: true - }, - navigationButtons: false, - tooltipDelay: 300, - zoomView: true - }; - util.extend(this.options, this.defaultOptions); + /** + * Repaint the item + */ + Item.prototype.redraw = function () {}; - this.bindEventListeners(); - } + /** + * Reposition the Item horizontally + */ + Item.prototype.repositionX = function () {}; - _createClass(InteractionHandler, [{ - key: 'bindEventListeners', - value: function bindEventListeners() { - var _this = this; + /** + * Reposition the Item vertically + */ + Item.prototype.repositionY = function () {}; - this.body.emitter.on('destroy', function () { - clearTimeout(_this.popupTimer); - delete _this.body.functions.getPointer; - }); - } - }, { - key: 'setOptions', - value: function setOptions(options) { - if (options !== undefined) { - // extend all but the values in fields - var fields = ['hideEdgesOnDrag', 'hideNodesOnDrag', 'keyboard', 'multiselect', 'selectable', 'selectConnectedEdges']; - util.selectiveNotDeepExtend(fields, this.options, options); + /** + * Repaint a delete button on the top right of the item when the item is selected + * @param {HTMLElement} anchor + * @protected + */ + Item.prototype._repaintDeleteButton = function (anchor) { + if (this.selected && this.options.editable.remove && !this.dom.deleteButton) { + // create and show button + var me = this; - // merge the keyboard options in. - util.mergeOptions(this.options, options, 'keyboard'); + var deleteButton = document.createElement('div'); + deleteButton.className = 'vis-delete'; + deleteButton.title = 'Delete this item'; - if (options.tooltip) { - util.extend(this.options.tooltip, options.tooltip); - if (options.tooltip.color) { - this.options.tooltip.color = util.parseColor(options.tooltip.color); - } - } - } + // TODO: be able to destroy the delete button + new Hammer(deleteButton).on('tap', function (event) { + me.parent.removeFromDataSet(me); + event.stopPropagation(); + }); - this.navigationHandler.setOptions(this.options); + anchor.appendChild(deleteButton); + this.dom.deleteButton = deleteButton; + } else if (!this.selected && this.dom.deleteButton) { + // remove button + if (this.dom.deleteButton.parentNode) { + this.dom.deleteButton.parentNode.removeChild(this.dom.deleteButton); } - }, { - key: 'getPointer', + this.dom.deleteButton = null; + } + }; - /** - * Get the pointer location from a touch location - * @param {{x: Number, y: Number}} touch - * @return {{x: Number, y: Number}} pointer - * @private - */ - value: function getPointer(touch) { - return { - x: touch.x - util.getAbsoluteLeft(this.canvas.frame.canvas), - y: touch.y - util.getAbsoluteTop(this.canvas.frame.canvas) - }; - } - }, { - key: 'onTouch', + /** + * Set HTML contents for the item + * @param {Element} element HTML element to fill with the contents + * @private + */ + Item.prototype._updateContents = function (element) { + var content; + if (this.options.template) { + var itemData = this.parent.itemSet.itemsData.get(this.id); // get a clone of the data from the dataset + content = this.options.template(itemData); + } else { + content = this.data.content; + } - /** - * On start of a touch gesture, store the pointer - * @param event - * @private - */ - value: function onTouch(event) { - if (new Date().valueOf() - this.touchTime > 50) { - this.drag.pointer = this.getPointer(event.center); - this.drag.pinched = false; - this.pinch.scale = this.body.view.scale; - // to avoid double fireing of this event because we have two hammer instances. (on canvas and on frame) - this.touchTime = new Date().valueOf(); + var changed = this._contentToString(this.content) !== this._contentToString(content); + if (changed) { + // only replace the content when changed + if (content instanceof Element) { + element.innerHTML = ''; + element.appendChild(content); + } else if (content != undefined) { + element.innerHTML = content; + } else { + if (!(this.data.type == 'background' && this.data.content === undefined)) { + throw new Error('Property "content" missing in item ' + this.id); } } - }, { - key: 'onTap', - /** - * handle tap/click event: select/unselect a node - * @private - */ - value: function onTap(event) { - var pointer = this.getPointer(event.center); - var multiselect = this.selectionHandler.options.multiselect && event.changedPointers[0].ctrlKey; + this.content = content; + } + }; - this.checkSelectionChanges(pointer, event, multiselect); - this.selectionHandler._generateClickEvent('click', event, pointer); - } - }, { - key: 'onDoubleTap', - - /** - * handle doubletap event - * @private - */ - value: function onDoubleTap(event) { - var pointer = this.getPointer(event.center); - this.selectionHandler._generateClickEvent('doubleClick', event, pointer); - } - }, { - key: 'onHold', - - /** - * handle long tap event: multi select nodes - * @private - */ - value: function onHold(event) { - var pointer = this.getPointer(event.center); - var multiselect = this.selectionHandler.options.multiselect; + /** + * Set HTML contents for the item + * @param {Element} element HTML element to fill with the contents + * @private + */ + Item.prototype._updateTitle = function (element) { + if (this.data.title != null) { + element.title = this.data.title || ''; + } else { + element.removeAttribute('vis-title'); + } + }; - this.checkSelectionChanges(pointer, event, multiselect); + /** + * Process dataAttributes timeline option and set as data- attributes on dom.content + * @param {Element} element HTML element to which the attributes will be attached + * @private + */ + Item.prototype._updateDataAttributes = function (element) { + if (this.options.dataAttributes && this.options.dataAttributes.length > 0) { + var attributes = []; - this.selectionHandler._generateClickEvent('click', event, pointer); - this.selectionHandler._generateClickEvent('hold', event, pointer); + if (Array.isArray(this.options.dataAttributes)) { + attributes = this.options.dataAttributes; + } else if (this.options.dataAttributes == 'all') { + attributes = Object.keys(this.data); + } else { + return; } - }, { - key: 'onRelease', - /** - * handle the release of the screen - * - * @private - */ - value: function onRelease(event) { - if (new Date().valueOf() - this.touchTime > 10) { - var pointer = this.getPointer(event.center); - this.selectionHandler._generateClickEvent('release', event, pointer); - // to avoid double fireing of this event because we have two hammer instances. (on canvas and on frame) - this.touchTime = new Date().valueOf(); + for (var i = 0; i < attributes.length; i++) { + var name = attributes[i]; + var value = this.data[name]; + + if (value != null) { + element.setAttribute('data-' + name, value); + } else { + element.removeAttribute('data-' + name); } } - }, { - key: 'onContext', - value: function onContext(event) { - var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); - this.selectionHandler._generateClickEvent('oncontext', event, pointer); - } - }, { - key: 'checkSelectionChanges', + } + }; - /** - * - * @param pointer - * @param add - */ - value: function checkSelectionChanges(pointer, event) { - var add = arguments[2] === undefined ? false : arguments[2]; + /** + * Update custom styles of the element + * @param element + * @private + */ + Item.prototype._updateStyle = function (element) { + // remove old styles + if (this.style) { + util.removeCssText(element, this.style); + this.style = null; + } - var previouslySelectedEdgeCount = this.selectionHandler._getSelectedEdgeCount(); - var previouslySelectedNodeCount = this.selectionHandler._getSelectedNodeCount(); - var previousSelection = this.selectionHandler.getSelection(); - var selected = undefined; - if (add === true) { - selected = this.selectionHandler.selectAdditionalOnPoint(pointer); - } else { - selected = this.selectionHandler.selectOnPoint(pointer); - } - var selectedEdges = this.selectionHandler._getSelectedEdgeCount(); - var selectedNodes = this.selectionHandler._getSelectedNodeCount(); + // append new styles + if (this.data.style) { + util.addCssText(element, this.data.style); + this.style = this.data.style; + } + }; - if (selectedNodes - previouslySelectedNodeCount > 0) { - // node was selected - this.selectionHandler._generateClickEvent('selectNode', event, pointer); - selected = true; - } else if (selectedNodes - previouslySelectedNodeCount < 0) { - // node was deselected - this.selectionHandler._generateClickEvent('deselectNode', event, pointer, previousSelection); - selected = true; - } + /** + * Stringify the items contents + * @param {string | Element | undefined} content + * @returns {string | undefined} + * @private + */ + Item.prototype._contentToString = function (content) { + if (typeof content === 'string') return content; + if (content && 'outerHTML' in content) return content.outerHTML; + return content; + }; - if (selectedEdges - previouslySelectedEdgeCount > 0) { - // node was selected - this.selectionHandler._generateClickEvent('selectEdge', event, pointer); - selected = true; - } else if (selectedEdges - previouslySelectedEdgeCount < 0) { - // node was deselected - this.selectionHandler._generateClickEvent('deselectEdge', event, pointer, previousSelection); - selected = true; - } + module.exports = Item; - if (selected === true) { - // select or unselect - this.selectionHandler._generateClickEvent('select', event, pointer); - } - } - }, { - key: 'onDragStart', + // should be implemented by the item - /** - * This function is called by onDragStart. - * It is separated out because we can then overload it for the datamanipulation system. - * - * @private - */ - value: function onDragStart(event) { - //in case the touch event was triggered on an external div, do the initial touch now. - if (this.drag.pointer === undefined) { - this.onTouch(event); - } + // should be implemented by the item - // note: drag.pointer is set in onTouch to get the initial touch location - var node = this.selectionHandler.getNodeAt(this.drag.pointer); + // should be implemented by the item - this.drag.dragging = true; - this.drag.selection = []; - this.drag.translation = util.extend({}, this.body.view.translation); // copy the object - this.drag.nodeId = undefined; +/***/ }, +/* 5 */ +/***/ function(module, exports, __webpack_require__) { - this.selectionHandler._generateClickEvent('dragStart', event, this.drag.pointer); + // Only load hammer.js when in a browser environment + // (loading hammer.js in a node.js environment gives errors) + 'use strict'; - if (node !== undefined && this.options.dragNodes === true) { - this.drag.nodeId = node.id; - // select the clicked node if not yet selected - if (node.isSelected() === false) { - this.selectionHandler.unselectAll(); - this.selectionHandler.selectObject(node); - } + if (typeof window !== 'undefined') { + var propagating = __webpack_require__(6); + var Hammer = window['Hammer'] || __webpack_require__(7); + module.exports = propagating(Hammer, { + preventDefault: 'mouse' + }); + } else { + module.exports = function () { + throw Error('hammer.js is only available in a browser, not in node.js.'); + }; + } - var selection = this.selectionHandler.selectionObj.nodes; - // create an array with the selected nodes and their original location and status - for (var nodeId in selection) { - if (selection.hasOwnProperty(nodeId)) { - var object = selection[nodeId]; - var s = { - id: object.id, - node: object, +/***/ }, +/* 6 */ +/***/ function(module, exports, __webpack_require__) { - // store original x, y, xFixed and yFixed, make the node temporarily Fixed - x: object.x, - y: object.y, - xFixed: object.options.fixed.x, - yFixed: object.options.fixed.y - }; + var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;'use strict'; - object.options.fixed.x = true; - object.options.fixed.y = true; + (function (factory) { + if (true) { + // AMD. Register as an anonymous module. + !(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? (__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); + } else if (typeof exports === 'object') { + // Node. Does not work with strict CommonJS, but + // only CommonJS-like environments that support module.exports, + // like Node. + module.exports = factory(); + } else { + // Browser globals (root is window) + window.propagating = factory(); + } + }(function () { + var _firstTarget = null; // singleton, will contain the target element where the touch event started + var _processing = false; // singleton, true when a touch event is being handled - this.drag.selection.push(s); - } - } - } + /** + * Extend an Hammer.js instance with event propagation. + * + * Features: + * - Events emitted by hammer will propagate in order from child to parent + * elements. + * - Events are extended with a function `event.stopPropagation()` to stop + * propagation to parent elements. + * - An option `preventDefault` to stop all default browser behavior. + * + * Usage: + * var hammer = propagatingHammer(new Hammer(element)); + * var hammer = propagatingHammer(new Hammer(element), {preventDefault: true}); + * + * @param {Hammer.Manager} hammer An hammer instance. + * @param {Object} [options] Available options: + * - `preventDefault: true | 'mouse' | 'touch' | 'pen'`. + * Enforce preventing the default browser behavior. + * Cannot be set to `false`. + * @return {Hammer.Manager} Returns the same hammer instance with extended + * functionality + */ + return function propagating(hammer, options) { + if (options && options.preventDefault === false) { + throw new Error('Only supports preventDefault == true'); } - }, { - key: 'onDrag', + var _options = options || { + preventDefault: false + }; - /** - * handle drag event - * @private - */ - value: function onDrag(event) { - var _this2 = this; + if (hammer.Manager) { + // This looks like the Hammer constructor. + // Overload the constructors with our own. + var Hammer = hammer; - if (this.drag.pinched === true) { - return; - } + var PropagatingHammer = function(element, options) { + return propagating(new Hammer(element, options), _options); + }; + Hammer.extend(PropagatingHammer, Hammer); + PropagatingHammer.Manager = function (element, options) { + return propagating(new Hammer.Manager(element, options), _options); + }; - // remove the focus on node if it is focussed on by the focusOnNode - this.body.emitter.emit('unlockNode'); + return PropagatingHammer; + } - var pointer = this.getPointer(event.center); + // attach to DOM element + var element = hammer.element; + element.hammer = hammer; - this.selectionHandler._generateClickEvent('dragging', event, pointer); + // move the original functions that we will wrap + hammer._on = hammer.on; + hammer._off = hammer.off; + hammer._emit = hammer.emit; + hammer._destroy = hammer.destroy; - var selection = this.drag.selection; - if (selection && selection.length && this.options.dragNodes === true) { - (function () { - // calculate delta's and new location - var deltaX = pointer.x - _this2.drag.pointer.x; - var deltaY = pointer.y - _this2.drag.pointer.y; + /** @type {Object.>} */ + hammer._handlers = {}; - // update position of all selected nodes - selection.forEach(function (selection) { - var node = selection.node; - // only move the node if it was not fixed initially - if (selection.xFixed === false) { - node.x = _this2.canvas._XconvertDOMtoCanvas(_this2.canvas._XconvertCanvasToDOM(selection.x) + deltaX); - } - // only move the node if it was not fixed initially - if (selection.yFixed === false) { - node.y = _this2.canvas._YconvertDOMtoCanvas(_this2.canvas._YconvertCanvasToDOM(selection.y) + deltaY); - } - }); + // register an event to catch the start of a gesture and store the + // target in a singleton + hammer._on('hammer.input', function (event) { + if (_options.preventDefault === true || (_options.preventDefault === event.pointerType)) { + event.preventDefault(); + } + if (event.isFirst) { + _firstTarget = event.target; + _processing = true; + } + if (event.isFinal) { + _processing = false; + } + }); - // start the simulation of the physics - _this2.body.emitter.emit('startSimulation'); - })(); - } else { - // move the network - if (this.options.dragView === true) { - // if the drag was not started properly because the click started outside the network div, start it now. - if (this.drag.pointer === undefined) { - this._handleDragStart(event); - return; - } - var diffX = pointer.x - this.drag.pointer.x; - var diffY = pointer.y - this.drag.pointer.y; + /** + * Register a handler for one or multiple events + * @param {String} events A space separated string with events + * @param {function} handler A callback function, called as handler(event) + * @returns {Hammer.Manager} Returns the hammer instance + */ + hammer.on = function (events, handler) { + // register the handler + split(events).forEach(function (event) { + var _handlers = hammer._handlers[event]; + if (!_handlers) { + hammer._handlers[event] = _handlers = []; - this.body.view.translation = { x: this.drag.translation.x + diffX, y: this.drag.translation.y + diffY }; - this.body.emitter.emit('_redraw'); + // register the static, propagated handler + hammer._on(event, propagatedHandler); } - } - } - }, { - key: 'onDragEnd', + _handlers.push(handler); + }); + + return hammer; + }; /** - * handle drag start event - * @private + * Unregister a handler for one or multiple events + * @param {String} events A space separated string with events + * @param {function} [handler] Optional. The registered handler. If not + * provided, all handlers for given events + * are removed. + * @returns {Hammer.Manager} Returns the hammer instance */ - value: function onDragEnd(event) { - this.drag.dragging = false; - var selection = this.drag.selection; - if (selection && selection.length) { - selection.forEach(function (s) { - // restore original xFixed and yFixed - s.node.options.fixed.x = s.xFixed; - s.node.options.fixed.y = s.yFixed; - }); - this.body.emitter.emit('startSimulation'); - } else { - this.body.emitter.emit('_requestRedraw'); - } - this.selectionHandler._generateClickEvent('dragEnd', event, this.getPointer(event.center)); - } - }, { - key: 'onPinch', + hammer.off = function (events, handler) { + // unregister the handler + split(events).forEach(function (event) { + var _handlers = hammer._handlers[event]; + if (_handlers) { + _handlers = handler ? _handlers.filter(function (h) { + return h !== handler; + }) : []; + + if (_handlers.length > 0) { + hammer._handlers[event] = _handlers; + } + else { + // remove static, propagated handler + hammer._off(event, propagatedHandler); + delete hammer._handlers[event]; + } + } + }); + + return hammer; + }; /** - * Handle pinch event - * @param event - * @private + * Emit to the event listeners + * @param {string} eventType + * @param {Event} event */ - value: function onPinch(event) { - var pointer = this.getPointer(event.center); - - this.drag.pinched = true; - if (this.pinch['scale'] === undefined) { - this.pinch.scale = 1; + hammer.emit = function(eventType, event) { + if (!_processing) { + _firstTarget = event.target; } + hammer._emit(eventType, event); + }; - // TODO: enabled moving while pinching? - var scale = this.pinch.scale * event.scale; - this.zoom(scale, pointer); + hammer.destroy = function () { + // Detach from DOM element + var element = hammer.element; + delete element.hammer; + + // clear all handlers + hammer._handlers = {}; + + // call original hammer destroy + hammer._destroy(); + }; + + // split a string with space separated words + function split(events) { + return events.match(/[^ ]+/g); } - }, { - key: 'zoom', /** - * Zoom the network in or out - * @param {Number} scale a number around 1, and between 0.01 and 10 - * @param {{x: Number, y: Number}} pointer Position on screen - * @return {Number} appliedScale scale is limited within the boundaries - * @private + * A static event handler, applying event propagation. + * @param {Object} event */ - value: function zoom(scale, pointer) { - if (this.options.zoomView === true) { - var scaleOld = this.body.view.scale; - if (scale < 0.00001) { - scale = 0.00001; - } - if (scale > 10) { - scale = 10; + function propagatedHandler(event) { + // let only a single hammer instance handle this event + if (event.type !== 'hammer.input') { + // it is possible that the same srcEvent is used with multiple hammer events, + // we keep track on which events are handled in an object _handled + if (!event.srcEvent._handled) { + event.srcEvent._handled = {}; } - var preScaleDragPointer = undefined; - if (this.drag !== undefined) { - if (this.drag.dragging === true) { - preScaleDragPointer = this.canvas.DOMtoCanvas(this.drag.pointer); - } + if (event.srcEvent._handled[event.type]) { + return; } - // + this.canvas.frame.canvas.clientHeight / 2 - var translation = this.body.view.translation; + else { + event.srcEvent._handled[event.type] = true; + } + } - var scaleFrac = scale / scaleOld; - var tx = (1 - scaleFrac) * pointer.x + translation.x * scaleFrac; - var ty = (1 - scaleFrac) * pointer.y + translation.y * scaleFrac; + // attach a stopPropagation function to the event + var stopped = false; + event.stopPropagation = function () { + stopped = true; + }; - this.body.view.scale = scale; - this.body.view.translation = { x: tx, y: ty }; + // attach firstTarget property to the event + event.firstTarget = _firstTarget; - if (preScaleDragPointer != undefined) { - var postScaleDragPointer = this.canvas.canvasToDOM(preScaleDragPointer); - this.drag.pointer.x = postScaleDragPointer.x; - this.drag.pointer.y = postScaleDragPointer.y; + // propagate over all elements (until stopped) + var elem = _firstTarget; + while (elem && !stopped) { + var _handlers = elem.hammer && elem.hammer._handlers[event.type]; + if (_handlers) { + for (var i = 0; i < _handlers.length && !stopped; i++) { + _handlers[i](event); + } } - this.body.emitter.emit('_requestRedraw'); + elem = elem.parentNode; + } + } - if (scaleOld < scale) { - this.body.emitter.emit('zoom', { direction: '+', scale: this.body.view.scale }); - } else { - this.body.emitter.emit('zoom', { direction: '-', scale: this.body.view.scale }); - } - } - } - }, { - key: 'onMouseWheel', - - /** - * Event handler for mouse wheel event, used to zoom the timeline - * See http://adomas.org/javascript-mouse-wheel/ - * https://github.com/EightMedia/hammer.js/issues/256 - * @param {MouseEvent} event - * @private - */ - value: function onMouseWheel(event) { - // retrieve delta - var delta = 0; - if (event.wheelDelta) { - /* IE/Opera. */ - delta = event.wheelDelta / 120; - } else if (event.detail) { - /* Mozilla case. */ - // In Mozilla, sign of delta is different than in IE. - // Also, delta is multiple of 3. - delta = -event.detail / 3; - } + return hammer; + }; + })); - // If delta is nonzero, handle it. - // Basically, delta is now positive if wheel was scrolled up, - // and negative, if wheel was scrolled down. - if (delta !== 0) { - // calculate the new scale - var scale = this.body.view.scale; - var zoom = delta / 10; - if (delta < 0) { - zoom = zoom / (1 - zoom); - } - scale *= 1 + zoom; +/***/ }, +/* 7 */ +/***/ function(module, exports, __webpack_require__) { - // calculate the pointer location - var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); + var __WEBPACK_AMD_DEFINE_RESULT__;/*! Hammer.JS - v2.0.4 - 2014-09-28 + * http://hammerjs.github.io/ + * + * Copyright (c) 2014 Jorik Tangelder; + * Licensed under the MIT license */ + (function(window, document, exportName, undefined) { + 'use strict'; - // apply the new scale - this.zoom(scale, pointer); - } + var VENDOR_PREFIXES = ['', 'webkit', 'moz', 'MS', 'ms', 'o']; + var TEST_ELEMENT = document.createElement('div'); - // Prevent default actions caused by mouse wheel. - event.preventDefault(); - } - }, { - key: 'onMouseMove', + var TYPE_FUNCTION = 'function'; - /** - * Mouse move handler for checking whether the title moves over a node with a title. - * @param {Event} event - * @private - */ - value: function onMouseMove(event) { - var _this3 = this; + var round = Math.round; + var abs = Math.abs; + var now = Date.now; - var pointer = this.getPointer({ x: event.clientX, y: event.clientY }); - var popupVisible = false; + /** + * set a timeout with a given scope + * @param {Function} fn + * @param {Number} timeout + * @param {Object} context + * @returns {number} + */ + function setTimeoutContext(fn, timeout, context) { + return setTimeout(bindFn(fn, context), timeout); + } - // check if the previously selected node is still selected - if (this.popup !== undefined) { - if (this.popup.hidden === false) { - this._checkHidePopup(pointer); - } + /** + * if the argument is an array, we want to execute the fn on each entry + * if it aint an array we don't want to do a thing. + * this is used by all the methods that accept a single and array argument. + * @param {*|Array} arg + * @param {String} fn + * @param {Object} [context] + * @returns {Boolean} + */ + function invokeArrayArg(arg, fn, context) { + if (Array.isArray(arg)) { + each(arg, context[fn], context); + return true; + } + return false; + } - // if the popup was not hidden above - if (this.popup.hidden === false) { - popupVisible = true; - this.popup.setPosition(pointer.x + 3, pointer.y - 5); - this.popup.show(); - } - } + /** + * walk objects and arrays + * @param {Object} obj + * @param {Function} iterator + * @param {Object} context + */ + function each(obj, iterator, context) { + var i; - // if we bind the keyboard to the div, we have to highlight it to use it. This highlights it on mouse over. - if (this.options.keyboard.bindToWindow === false && this.options.keyboard.enabled === true) { - this.canvas.frame.focus(); - } + if (!obj) { + return; + } - // start a timeout that will check if the mouse is positioned above an element - if (popupVisible === false) { - if (this.popupTimer !== undefined) { - clearInterval(this.popupTimer); // stop any running calculationTimer - this.popupTimer = undefined; + if (obj.forEach) { + obj.forEach(iterator, context); + } else if (obj.length !== undefined) { + i = 0; + while (i < obj.length) { + iterator.call(context, obj[i], i, obj); + i++; } - if (!this.drag.dragging) { - this.popupTimer = setTimeout(function () { - return _this3._checkShowPopup(pointer); - }, this.options.tooltipDelay); + } else { + for (i in obj) { + obj.hasOwnProperty(i) && iterator.call(context, obj[i], i, obj); } - } + } + } - /** - * Adding hover highlights - */ - if (this.options.hover === true) { - // adding hover highlights - var obj = this.selectionHandler.getNodeAt(pointer); - if (obj === undefined) { - obj = this.selectionHandler.getEdgeAt(pointer); + /** + * extend object. + * means that properties in dest will be overwritten by the ones in src. + * @param {Object} dest + * @param {Object} src + * @param {Boolean} [merge] + * @returns {Object} dest + */ + function extend(dest, src, merge) { + var keys = Object.keys(src); + var i = 0; + while (i < keys.length) { + if (!merge || (merge && dest[keys[i]] === undefined)) { + dest[keys[i]] = src[keys[i]]; } - this.selectionHandler.hoverObject(obj); - } + i++; } - }, { - key: '_checkShowPopup', + return dest; + } - /** - * Check if there is an element on the given position in the network - * (a node or edge). If so, and if this element has a title, - * show a popup window with its title. - * - * @param {{x:Number, y:Number}} pointer - * @private - */ - value: function _checkShowPopup(pointer) { - var x = this.canvas._XconvertDOMtoCanvas(pointer.x); - var y = this.canvas._YconvertDOMtoCanvas(pointer.y); - var pointerObj = { - left: x, - top: y, - right: x, - bottom: y - }; + /** + * merge the values from src in the dest. + * means that properties that exist in dest will not be overwritten by src + * @param {Object} dest + * @param {Object} src + * @returns {Object} dest + */ + function merge(dest, src) { + return extend(dest, src, true); + } - var previousPopupObjId = this.popupObj === undefined ? undefined : this.popupObj.id; - var nodeUnderCursor = false; - var popupType = 'node'; + /** + * simple class inheritance + * @param {Function} child + * @param {Function} base + * @param {Object} [properties] + */ + function inherit(child, base, properties) { + var baseP = base.prototype, + childP; - // check if a node is under the cursor. - if (this.popupObj === undefined) { - // search the nodes for overlap, select the top one in case of multiple nodes - var nodeIndices = this.body.nodeIndices; - var nodes = this.body.nodes; - var node = undefined; - var overlappingNodes = []; - for (var i = 0; i < nodeIndices.length; i++) { - node = nodes[nodeIndices[i]]; - if (node.isOverlappingWith(pointerObj) === true) { - if (node.getTitle() !== undefined) { - overlappingNodes.push(nodeIndices[i]); - } - } - } + childP = child.prototype = Object.create(baseP); + childP.constructor = child; + childP._super = baseP; - if (overlappingNodes.length > 0) { - // if there are overlapping nodes, select the last one, this is the one which is drawn on top of the others - this.popupObj = nodes[overlappingNodes[overlappingNodes.length - 1]]; - // if you hover over a node, the title of the edge is not supposed to be shown. - nodeUnderCursor = true; - } - } + if (properties) { + extend(childP, properties); + } + } - if (this.popupObj === undefined && nodeUnderCursor === false) { - // search the edges for overlap - var edgeIndices = this.body.edgeIndices; - var edges = this.body.edges; - var edge = undefined; - var overlappingEdges = []; - for (var i = 0; i < edgeIndices.length; i++) { - edge = edges[edgeIndices[i]]; - if (edge.isOverlappingWith(pointerObj) === true) { - if (edge.connected === true && edge.getTitle() !== undefined) { - overlappingEdges.push(edgeIndices[i]); - } - } - } + /** + * simple function bind + * @param {Function} fn + * @param {Object} context + * @returns {Function} + */ + function bindFn(fn, context) { + return function boundFn() { + return fn.apply(context, arguments); + }; + } - if (overlappingEdges.length > 0) { - this.popupObj = edges[overlappingEdges[overlappingEdges.length - 1]]; - popupType = 'edge'; - } - } + /** + * let a boolean value also be a function that must return a boolean + * this first item in args will be used as the context + * @param {Boolean|Function} val + * @param {Array} [args] + * @returns {Boolean} + */ + function boolOrFn(val, args) { + if (typeof val == TYPE_FUNCTION) { + return val.apply(args ? args[0] || undefined : undefined, args); + } + return val; + } - if (this.popupObj !== undefined) { - // show popup message window - if (this.popupObj.id !== previousPopupObjId) { - if (this.popup === undefined) { - this.popup = new _componentsPopup2['default'](this.canvas.frame); - } + /** + * use the val2 when val1 is undefined + * @param {*} val1 + * @param {*} val2 + * @returns {*} + */ + function ifUndefined(val1, val2) { + return (val1 === undefined) ? val2 : val1; + } - this.popup.popupTargetType = popupType; - this.popup.popupTargetId = this.popupObj.id; + /** + * addEventListener with multiple events at once + * @param {EventTarget} target + * @param {String} types + * @param {Function} handler + */ + function addEventListeners(target, types, handler) { + each(splitStr(types), function(type) { + target.addEventListener(type, handler, false); + }); + } - // adjust a small offset such that the mouse cursor is located in the - // bottom left location of the popup, and you can easily move over the - // popup area - this.popup.setPosition(pointer.x + 3, pointer.y - 5); - this.popup.setText(this.popupObj.getTitle()); - this.popup.show(); - this.body.emitter.emit('showPopup', this.popupObj.id); - } - } else { - if (this.popup !== undefined) { - this.popup.hide(); - this.body.emitter.emit('hidePopup'); + /** + * removeEventListener with multiple events at once + * @param {EventTarget} target + * @param {String} types + * @param {Function} handler + */ + function removeEventListeners(target, types, handler) { + each(splitStr(types), function(type) { + target.removeEventListener(type, handler, false); + }); + } + + /** + * find if a node is in the given parent + * @method hasParent + * @param {HTMLElement} node + * @param {HTMLElement} parent + * @return {Boolean} found + */ + function hasParent(node, parent) { + while (node) { + if (node == parent) { + return true; } - } + node = node.parentNode; } - }, { - key: '_checkHidePopup', + return false; + } - /** - * Check if the popup must be hidden, which is the case when the mouse is no - * longer hovering on the object - * @param {{x:Number, y:Number}} pointer - * @private - */ - value: function _checkHidePopup(pointer) { - var pointerObj = this.selectionHandler._pointerToPositionObject(pointer); + /** + * small indexOf wrapper + * @param {String} str + * @param {String} find + * @returns {Boolean} found + */ + function inStr(str, find) { + return str.indexOf(find) > -1; + } - var stillOnObj = false; - if (this.popup.popupTargetType === 'node') { - if (this.body.nodes[this.popup.popupTargetId] !== undefined) { - stillOnObj = this.body.nodes[this.popup.popupTargetId].isOverlappingWith(pointerObj); + /** + * split string on whitespace + * @param {String} str + * @returns {Array} words + */ + function splitStr(str) { + return str.trim().split(/\s+/g); + } - // if the mouse is still one the node, we have to check if it is not also on one that is drawn on top of it. - // we initially only check stillOnObj because this is much faster. - if (stillOnObj === true) { - var overNode = this.selectionHandler.getNodeAt(pointer); - stillOnObj = overNode.id === this.popup.popupTargetId; - } - } - } else { - if (this.selectionHandler.getNodeAt(pointer) === undefined) { - if (this.body.edges[this.popup.popupTargetId] !== undefined) { - stillOnObj = this.body.edges[this.popup.popupTargetId].isOverlappingWith(pointerObj); - } + /** + * find if a array contains the object using indexOf or a simple polyFill + * @param {Array} src + * @param {String} find + * @param {String} [findByKey] + * @return {Boolean|Number} false when not found, or the index + */ + function inArray(src, find, findByKey) { + if (src.indexOf && !findByKey) { + return src.indexOf(find); + } else { + var i = 0; + while (i < src.length) { + if ((findByKey && src[i][findByKey] == find) || (!findByKey && src[i] === find)) { + return i; + } + i++; } - } - - if (stillOnObj === false) { - this.popupObj = undefined; - this.popup.hide(); - this.body.emitter.emit('hidePopup'); - } + return -1; } - }]); - - return InteractionHandler; - })(); - - exports['default'] = InteractionHandler; - module.exports = exports['default']; - -/***/ }, -/* 4 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; + } - var Item = __webpack_require__(6); - var util = __webpack_require__(11); + /** + * convert array-like objects to real arrays + * @param {Object} obj + * @returns {Array} + */ + function toArray(obj) { + return Array.prototype.slice.call(obj, 0); + } /** - * @constructor BoxItem - * @extends Item - * @param {Object} data Object containing parameters start - * content, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} [options] Configuration options - * // TODO: describe available options + * unique array with objects based on a key (like 'id') or just by the array's value + * @param {Array} src [{id:1},{id:2},{id:1}] + * @param {String} [key] + * @param {Boolean} [sort=False] + * @returns {Array} [{id:1},{id:2}] */ - function BoxItem(data, conversion, options) { - this.props = { - dot: { - width: 0, - height: 0 - }, - line: { - width: 0, - height: 0 + function uniqueArray(src, key, sort) { + var results = []; + var values = []; + var i = 0; + + while (i < src.length) { + var val = key ? src[i][key] : src[i]; + if (inArray(values, val) < 0) { + results.push(src[i]); + } + values[i] = val; + i++; } - }; - // validate data - if (data) { - if (data.start == undefined) { - throw new Error('Property "start" missing in item ' + data); + if (sort) { + if (!key) { + results = results.sort(); + } else { + results = results.sort(function sortUniqueArray(a, b) { + return a[key] > b[key]; + }); + } } - } - Item.call(this, data, conversion, options); + return results; } - BoxItem.prototype = new Item(null, null, null); - /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible + * get the prefixed property + * @param {Object} obj + * @param {String} property + * @returns {String|Undefined} prefixed */ - BoxItem.prototype.isVisible = function (range) { - // determine visibility - // TODO: account for the real width of the item. Right now we just add 1/4 to the window - var interval = (range.end - range.start) / 4; - return this.data.start > range.start - interval && this.data.start < range.end + interval; - }; + function prefixed(obj, property) { + var prefix, prop; + var camelProp = property[0].toUpperCase() + property.slice(1); + + var i = 0; + while (i < VENDOR_PREFIXES.length) { + prefix = VENDOR_PREFIXES[i]; + prop = (prefix) ? prefix + camelProp : property; + + if (prop in obj) { + return prop; + } + i++; + } + return undefined; + } /** - * Repaint the item + * get a unique id + * @returns {number} uniqueId */ - BoxItem.prototype.redraw = function () { - var dom = this.dom; - if (!dom) { - // create DOM - this.dom = {}; - dom = this.dom; + var _uniqueId = 1; + function uniqueId() { + return _uniqueId++; + } - // create main box - dom.box = document.createElement('DIV'); + /** + * get the window object of an element + * @param {HTMLElement} element + * @returns {DocumentView|Window} + */ + function getWindowForElement(element) { + var doc = element.ownerDocument; + return (doc.defaultView || doc.parentWindow); + } - // contents box (inside the background box). used for making margins - dom.content = document.createElement('DIV'); - dom.content.className = 'vis-item-content'; - dom.box.appendChild(dom.content); + var MOBILE_REGEX = /mobile|tablet|ip(ad|hone|od)|android/i; - // line to axis - dom.line = document.createElement('DIV'); - dom.line.className = 'vis-line'; + var SUPPORT_TOUCH = ('ontouchstart' in window); + var SUPPORT_POINTER_EVENTS = prefixed(window, 'PointerEvent') !== undefined; + var SUPPORT_ONLY_TOUCH = SUPPORT_TOUCH && MOBILE_REGEX.test(navigator.userAgent); - // dot on axis - dom.dot = document.createElement('DIV'); - dom.dot.className = 'vis-dot'; + var INPUT_TYPE_TOUCH = 'touch'; + var INPUT_TYPE_PEN = 'pen'; + var INPUT_TYPE_MOUSE = 'mouse'; + var INPUT_TYPE_KINECT = 'kinect'; - // attach this item as attribute - dom.box['timeline-item'] = this; + var COMPUTE_INTERVAL = 25; - this.dirty = true; - } + var INPUT_START = 1; + var INPUT_MOVE = 2; + var INPUT_END = 4; + var INPUT_CANCEL = 8; - // append DOM to parent DOM - if (!this.parent) { - throw new Error('Cannot redraw item: no parent attached'); - } - if (!dom.box.parentNode) { - var foreground = this.parent.dom.foreground; - if (!foreground) throw new Error('Cannot redraw item: parent has no foreground container element'); - foreground.appendChild(dom.box); - } - if (!dom.line.parentNode) { - var background = this.parent.dom.background; - if (!background) throw new Error('Cannot redraw item: parent has no background container element'); - background.appendChild(dom.line); - } - if (!dom.dot.parentNode) { - var axis = this.parent.dom.axis; - if (!background) throw new Error('Cannot redraw item: parent has no axis container element'); - axis.appendChild(dom.dot); - } - this.displayed = true; + var DIRECTION_NONE = 1; + var DIRECTION_LEFT = 2; + var DIRECTION_RIGHT = 4; + var DIRECTION_UP = 8; + var DIRECTION_DOWN = 16; - // Update DOM when item is marked dirty. An item is marked dirty when: - // - the item is not yet rendered - // - the item's data is changed - // - the item is selected/deselected - if (this.dirty) { - this._updateContents(this.dom.content); - this._updateTitle(this.dom.box); - this._updateDataAttributes(this.dom.box); - this._updateStyle(this.dom.box); + var DIRECTION_HORIZONTAL = DIRECTION_LEFT | DIRECTION_RIGHT; + var DIRECTION_VERTICAL = DIRECTION_UP | DIRECTION_DOWN; + var DIRECTION_ALL = DIRECTION_HORIZONTAL | DIRECTION_VERTICAL; - // update class - var className = (this.data.className ? ' ' + this.data.className : '') + (this.selected ? ' vis-selected' : ''); - dom.box.className = 'vis-item vis-box' + className; - dom.line.className = 'vis-item vis-line' + className; - dom.dot.className = 'vis-item vis-dot' + className; + var PROPS_XY = ['x', 'y']; + var PROPS_CLIENT_XY = ['clientX', 'clientY']; - // recalculate size - this.props.dot.height = dom.dot.offsetHeight; - this.props.dot.width = dom.dot.offsetWidth; - this.props.line.width = dom.line.offsetWidth; - this.width = dom.box.offsetWidth; - this.height = dom.box.offsetHeight; + /** + * create new input type manager + * @param {Manager} manager + * @param {Function} callback + * @returns {Input} + * @constructor + */ + function Input(manager, callback) { + var self = this; + this.manager = manager; + this.callback = callback; + this.element = manager.element; + this.target = manager.options.inputTarget; - this.dirty = false; - } + // smaller wrapper around the handler, for the scope and the enabled state of the manager, + // so when disabled the input events are completely bypassed. + this.domHandler = function(ev) { + if (boolOrFn(manager.options.enable, [manager])) { + self.handler(ev); + } + }; - this._repaintDeleteButton(dom.box); + this.init(); + + } + + Input.prototype = { + /** + * should handle the inputEvent data and trigger the callback + * @virtual + */ + handler: function() { }, + + /** + * bind the events + */ + init: function() { + this.evEl && addEventListeners(this.element, this.evEl, this.domHandler); + this.evTarget && addEventListeners(this.target, this.evTarget, this.domHandler); + this.evWin && addEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); + }, + + /** + * unbind the events + */ + destroy: function() { + this.evEl && removeEventListeners(this.element, this.evEl, this.domHandler); + this.evTarget && removeEventListeners(this.target, this.evTarget, this.domHandler); + this.evWin && removeEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); + } }; /** - * Show the item in the DOM (when not already displayed). The items DOM will - * be created when needed. + * create new input type manager + * called by the Manager constructor + * @param {Hammer} manager + * @returns {Input} */ - BoxItem.prototype.show = function () { - if (!this.displayed) { - this.redraw(); - } - }; + function createInputInstance(manager) { + var Type; + var inputClass = manager.options.inputClass; + + if (inputClass) { + Type = inputClass; + } else if (SUPPORT_POINTER_EVENTS) { + Type = PointerEventInput; + } else if (SUPPORT_ONLY_TOUCH) { + Type = TouchInput; + } else if (!SUPPORT_TOUCH) { + Type = MouseInput; + } else { + Type = TouchMouseInput; + } + return new (Type)(manager, inputHandler); + } /** - * Hide the item from the DOM (when visible) + * handle input events + * @param {Manager} manager + * @param {String} eventType + * @param {Object} input */ - BoxItem.prototype.hide = function () { - if (this.displayed) { - var dom = this.dom; + function inputHandler(manager, eventType, input) { + var pointersLen = input.pointers.length; + var changedPointersLen = input.changedPointers.length; + var isFirst = (eventType & INPUT_START && (pointersLen - changedPointersLen === 0)); + var isFinal = (eventType & (INPUT_END | INPUT_CANCEL) && (pointersLen - changedPointersLen === 0)); - if (dom.box.parentNode) dom.box.parentNode.removeChild(dom.box); - if (dom.line.parentNode) dom.line.parentNode.removeChild(dom.line); - if (dom.dot.parentNode) dom.dot.parentNode.removeChild(dom.dot); + input.isFirst = !!isFirst; + input.isFinal = !!isFinal; - this.displayed = false; - } - }; + if (isFirst) { + manager.session = {}; + } + + // source event is the normalized value of the domEvents + // like 'touchstart, mouseup, pointerdown' + input.eventType = eventType; + + // compute scale, rotation etc + computeInputData(manager, input); + + // emit secret event + manager.emit('hammer.input', input); + + manager.recognize(input); + manager.session.prevInput = input; + } /** - * Reposition the item horizontally - * @Override + * extend the data with some usable properties like scale, rotate, velocity etc + * @param {Object} manager + * @param {Object} input */ - BoxItem.prototype.repositionX = function () { - var start = this.conversion.toScreen(this.data.start); - var align = this.options.align; - var left; + function computeInputData(manager, input) { + var session = manager.session; + var pointers = input.pointers; + var pointersLength = pointers.length; - // calculate left position of the box - if (align == 'right') { - this.left = start - this.width; - } else if (align == 'left') { - this.left = start; - } else { - // default or 'center' - this.left = start - this.width / 2; - } + // store the first input to calculate the distance and direction + if (!session.firstInput) { + session.firstInput = simpleCloneInputData(input); + } - // reposition box - this.dom.box.style.left = this.left + 'px'; + // to compute scale and rotation we need to store the multiple touches + if (pointersLength > 1 && !session.firstMultiple) { + session.firstMultiple = simpleCloneInputData(input); + } else if (pointersLength === 1) { + session.firstMultiple = false; + } - // reposition line - this.dom.line.style.left = start - this.props.line.width / 2 + 'px'; + var firstInput = session.firstInput; + var firstMultiple = session.firstMultiple; + var offsetCenter = firstMultiple ? firstMultiple.center : firstInput.center; - // reposition dot - this.dom.dot.style.left = start - this.props.dot.width / 2 + 'px'; - }; + var center = input.center = getCenter(pointers); + input.timeStamp = now(); + input.deltaTime = input.timeStamp - firstInput.timeStamp; + + input.angle = getAngle(offsetCenter, center); + input.distance = getDistance(offsetCenter, center); + + computeDeltaXY(session, input); + input.offsetDirection = getDirection(input.deltaX, input.deltaY); + + input.scale = firstMultiple ? getScale(firstMultiple.pointers, pointers) : 1; + input.rotation = firstMultiple ? getRotation(firstMultiple.pointers, pointers) : 0; + + computeIntervalInputData(session, input); + + // find the correct target + var target = manager.element; + if (hasParent(input.srcEvent.target, target)) { + target = input.srcEvent.target; + } + input.target = target; + } + + function computeDeltaXY(session, input) { + var center = input.center; + var offset = session.offsetDelta || {}; + var prevDelta = session.prevDelta || {}; + var prevInput = session.prevInput || {}; + + if (input.eventType === INPUT_START || prevInput.eventType === INPUT_END) { + prevDelta = session.prevDelta = { + x: prevInput.deltaX || 0, + y: prevInput.deltaY || 0 + }; + + offset = session.offsetDelta = { + x: center.x, + y: center.y + }; + } + + input.deltaX = prevDelta.x + (center.x - offset.x); + input.deltaY = prevDelta.y + (center.y - offset.y); + } /** - * Reposition the item vertically - * @Override + * velocity is calculated every x ms + * @param {Object} session + * @param {Object} input */ - BoxItem.prototype.repositionY = function () { - var orientation = this.options.orientation.item; - var box = this.dom.box; - var line = this.dom.line; - var dot = this.dom.dot; + function computeIntervalInputData(session, input) { + var last = session.lastInterval || input, + deltaTime = input.timeStamp - last.timeStamp, + velocity, velocityX, velocityY, direction; - if (orientation == 'top') { - box.style.top = (this.top || 0) + 'px'; + if (input.eventType != INPUT_CANCEL && (deltaTime > COMPUTE_INTERVAL || last.velocity === undefined)) { + var deltaX = last.deltaX - input.deltaX; + var deltaY = last.deltaY - input.deltaY; - line.style.top = '0'; - line.style.height = this.parent.top + this.top + 1 + 'px'; - line.style.bottom = ''; - } else { - // orientation 'bottom' - var itemSetHeight = this.parent.itemSet.props.height; // TODO: this is nasty - var lineHeight = itemSetHeight - this.parent.top - this.parent.height + this.top; + var v = getVelocity(deltaTime, deltaX, deltaY); + velocityX = v.x; + velocityY = v.y; + velocity = (abs(v.x) > abs(v.y)) ? v.x : v.y; + direction = getDirection(deltaX, deltaY); - box.style.top = (this.parent.height - this.top - this.height || 0) + 'px'; - line.style.top = itemSetHeight - lineHeight + 'px'; - line.style.bottom = '0'; - } + session.lastInterval = input; + } else { + // use latest velocity info if it doesn't overtake a minimum period + velocity = last.velocity; + velocityX = last.velocityX; + velocityY = last.velocityY; + direction = last.direction; + } - dot.style.top = -this.props.dot.height / 2 + 'px'; - }; + input.velocity = velocity; + input.velocityX = velocityX; + input.velocityY = velocityY; + input.direction = direction; + } - module.exports = BoxItem; + /** + * create a simple clone from the input used for storage of firstInput and firstMultiple + * @param {Object} input + * @returns {Object} clonedInputData + */ + function simpleCloneInputData(input) { + // make a simple copy of the pointers because we will get a reference if we don't + // we only need clientXY for the calculations + var pointers = []; + var i = 0; + while (i < input.pointers.length) { + pointers[i] = { + clientX: round(input.pointers[i].clientX), + clientY: round(input.pointers[i].clientY) + }; + i++; + } -/***/ }, -/* 5 */ -/***/ function(module, exports, __webpack_require__) { + return { + timeStamp: now(), + pointers: pointers, + center: getCenter(pointers), + deltaX: input.deltaX, + deltaY: input.deltaY + }; + } /** - * This object contains all possible options. It will check if the types are correct, if required if the option is one - * of the allowed values. - * - * __any__ means that the name of the property does not matter. - * __type__ is a required field for all objects and contains the allowed types of all objects + * get the center of all the pointers + * @param {Array} pointers + * @return {Object} center contains `x` and `y` properties */ - 'use strict'; + function getCenter(pointers) { + var pointersLength = pointers.length; - Object.defineProperty(exports, '__esModule', { - value: true - }); - var string = 'string'; - var boolean = 'boolean'; - var number = 'number'; - var array = 'array'; - var object = 'object'; // should only be in a __type__ property - var dom = 'dom'; - var fn = 'function'; - var undef = 'undefined'; - var any = 'any'; - - var allOptions = { - configure: { - enabled: { boolean: boolean }, - filter: { boolean: boolean, string: string, array: array, fn: fn }, - container: { dom: dom }, - showButton: { boolean: boolean }, - __type__: { object: object, boolean: boolean, string: string, array: array, fn: fn } - }, - edges: { - arrows: { - to: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, - middle: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, - from: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, - __type__: { string: ['from', 'to', 'middle'], object: object } - }, - color: { - color: { string: string }, - highlight: { string: string }, - hover: { string: string }, - inherit: { string: ['from', 'to', 'both'], boolean: boolean }, - opacity: { number: number }, - __type__: { object: object, string: string } - }, - dashes: { boolean: boolean, array: array }, - font: { - color: { string: string }, - size: { number: number }, // px - face: { string: string }, - background: { string: string }, - strokeWidth: { number: number }, // px - strokeColor: { string: string }, - align: { string: ['horizontal', 'top', 'middle', 'bottom'] }, - __type__: { object: object, string: string } - }, - hidden: { boolean: boolean }, - hoverWidth: { fn: fn, number: number }, - label: { string: string, undef: undef }, - length: { number: number, undef: undef }, - physics: { boolean: boolean }, - scaling: { - min: { number: number }, - max: { number: number }, - label: { - enabled: { boolean: boolean }, - min: { number: number }, - max: { number: number }, - maxVisible: { number: number }, - drawThreshold: { number: number }, - __type__: { object: object, boolean: boolean } - }, - customScalingFunction: { fn: fn }, - __type__: { object: object } - }, - selectionWidth: { fn: fn, number: number }, - selfReferenceSize: { number: number }, - shadow: { - enabled: { boolean: boolean }, - size: { number: number }, - x: { number: number }, - y: { number: number }, - __type__: { object: object, boolean: boolean } - }, - smooth: { - enabled: { boolean: boolean }, - type: { string: ['dynamic', 'continuous', 'discrete', 'diagonalCross', 'straightCross', 'horizontal', 'vertical', 'curvedCW', 'curvedCCW'] }, - roundness: { number: number }, - __type__: { object: object, boolean: boolean } - }, - title: { string: string, undef: undef }, - width: { number: number }, - value: { number: number, undef: undef }, - __type__: { object: object } - }, - groups: { - useDefaultGroups: { boolean: boolean }, - __any__: 'get from nodes, will be overwritten below', - __type__: { object: object } - }, - interaction: { - dragNodes: { boolean: boolean }, - dragView: { boolean: boolean }, - hideEdgesOnDrag: { boolean: boolean }, - hideNodesOnDrag: { boolean: boolean }, - hover: { boolean: boolean }, - keyboard: { - enabled: { boolean: boolean }, - speed: { x: { number: number }, y: { number: number }, zoom: { number: number }, __type__: { object: object } }, - bindToWindow: { boolean: boolean }, - __type__: { object: object, boolean: boolean } - }, - multiselect: { boolean: boolean }, - navigationButtons: { boolean: boolean }, - selectable: { boolean: boolean }, - selectConnectedEdges: { boolean: boolean }, - hoverConnectedEdges: { boolean: boolean }, - tooltipDelay: { number: number }, - zoomView: { boolean: boolean }, - __type__: { object: object } - }, - layout: { - randomSeed: { undef: undef, number: number }, - hierarchical: { - enabled: { boolean: boolean }, - levelSeparation: { number: number }, - direction: { string: ['UD', 'DU', 'LR', 'RL'] }, // UD, DU, LR, RL - sortMethod: { string: ['hubsize', 'directed'] }, // hubsize, directed - __type__: { object: object, boolean: boolean } - }, - __type__: { object: object } - }, - manipulation: { - enabled: { boolean: boolean }, - initiallyActive: { boolean: boolean }, - addNode: { boolean: boolean, fn: fn }, - addEdge: { boolean: boolean, fn: fn }, - editNode: { fn: fn }, - editEdge: { boolean: boolean, fn: fn }, - deleteNode: { boolean: boolean, fn: fn }, - deleteEdge: { boolean: boolean, fn: fn }, - controlNodeStyle: 'get from nodes, will be overwritten below', - __type__: { object: object, boolean: boolean } - }, - nodes: { - borderWidth: { number: number }, - borderWidthSelected: { number: number, undef: undef }, - brokenImage: { string: string, undef: undef }, - color: { - border: { string: string }, - background: { string: string }, - highlight: { - border: { string: string }, - background: { string: string }, - __type__: { object: object, string: string } - }, - hover: { - border: { string: string }, - background: { string: string }, - __type__: { object: object, string: string } - }, - __type__: { object: object, string: string } - }, - fixed: { - x: { boolean: boolean }, - y: { boolean: boolean }, - __type__: { object: object, boolean: boolean } - }, - font: { - color: { string: string }, - size: { number: number }, // px - face: { string: string }, - background: { string: string }, - strokeWidth: { number: number }, // px - strokeColor: { string: string }, - __type__: { object: object, string: string } - }, - group: { string: string, number: number, undef: undef }, - hidden: { boolean: boolean }, - icon: { - face: { string: string }, - code: { string: string }, //'\uf007', - size: { number: number }, //50, - color: { string: string }, - __type__: { object: object } - }, - id: { string: string, number: number }, - image: { string: string, undef: undef }, // --> URL - label: { string: string, undef: undef }, - level: { number: number, undef: undef }, - mass: { number: number }, - physics: { boolean: boolean }, - scaling: { - min: { number: number }, - max: { number: number }, - label: { - enabled: { boolean: boolean }, - min: { number: number }, - max: { number: number }, - maxVisible: { number: number }, - drawThreshold: { number: number }, - __type__: { object: object, boolean: boolean } - }, - customScalingFunction: { fn: fn }, - __type__: { object: object } - }, - shadow: { - enabled: { boolean: boolean }, - size: { number: number }, - x: { number: number }, - y: { number: number }, - __type__: { object: object, boolean: boolean } - }, - shape: { string: ['ellipse', 'circle', 'database', 'box', 'text', 'image', 'circularImage', 'diamond', 'dot', 'star', 'triangle', 'triangleDown', 'square', 'icon'] }, - size: { number: number }, - title: { string: string, undef: undef }, - value: { number: number, undef: undef }, - x: { number: number }, - y: { number: number }, - __type__: { object: object } - }, - physics: { - barnesHut: { - gravitationalConstant: { number: number }, - centralGravity: { number: number }, - springLength: { number: number }, - springConstant: { number: number }, - damping: { number: number }, - avoidOverlap: { number: number }, - __type__: { object: object } - }, - forceAtlas2Based: { - gravitationalConstant: { number: number }, - centralGravity: { number: number }, - springLength: { number: number }, - springConstant: { number: number }, - damping: { number: number }, - avoidOverlap: { number: number }, - __type__: { object: object } - }, - repulsion: { - centralGravity: { number: number }, - springLength: { number: number }, - springConstant: { number: number }, - nodeDistance: { number: number }, - damping: { number: number }, - __type__: { object: object } - }, - hierarchicalRepulsion: { - centralGravity: { number: number }, - springLength: { number: number }, - springConstant: { number: number }, - nodeDistance: { number: number }, - damping: { number: number }, - __type__: { object: object } - }, - maxVelocity: { number: number }, - minVelocity: { number: number }, // px/s - solver: { string: ['barnesHut', 'repulsion', 'hierarchicalRepulsion', 'forceAtlas2Based'] }, - stabilization: { - enabled: { boolean: boolean }, - iterations: { number: number }, // maximum number of iteration to stabilize - updateInterval: { number: number }, - onlyDynamicEdges: { boolean: boolean }, - fit: { boolean: boolean }, - __type__: { object: object, boolean: boolean } - }, - timestep: { number: number }, - __type__: { object: object, boolean: boolean } - }, - - //globals : - autoResize: { boolean: boolean }, - clickToUse: { boolean: boolean }, - locale: { string: string }, - locales: { - __any__: { object: object }, - __type__: { object: object } - }, - height: { string: string }, - width: { string: string }, - __type__: { object: object } - }; - - allOptions.groups.__any__ = allOptions.nodes; - allOptions.manipulation.controlNodeStyle = allOptions.nodes; - - var configureOptions = { - nodes: { - borderWidth: [1, 0, 10, 1], - borderWidthSelected: [2, 0, 10, 1], - color: { - border: ['color', '#2B7CE9'], - background: ['color', '#97C2FC'], - highlight: { - border: ['color', '#2B7CE9'], - background: ['color', '#D2E5FF'] - }, - hover: { - border: ['color', '#2B7CE9'], - background: ['color', '#D2E5FF'] - } - }, - fixed: { - x: false, - y: false - }, - font: { - color: ['color', '#343434'], - size: [14, 0, 100, 1], // px - face: ['arial', 'verdana', 'tahoma'], - background: ['color', 'none'], - strokeWidth: [0, 0, 50, 1], // px - strokeColor: ['color', '#ffffff'] - }, - //group: 'string', - hidden: false, - //icon: { - // face: 'string', //'FontAwesome', - // code: 'string', //'\uf007', - // size: [50, 0, 200, 1], //50, - // color: ['color','#2B7CE9'] //'#aa00ff' - //}, - //image: 'string', // --> URL - physics: true, - scaling: { - min: [10, 0, 200, 1], - max: [30, 0, 200, 1], - label: { - enabled: false, - min: [14, 0, 200, 1], - max: [30, 0, 200, 1], - maxVisible: [30, 0, 200, 1], - drawThreshold: [5, 0, 20, 1] - } - }, - shadow: { - enabled: false, - size: [10, 0, 20, 1], - x: [5, -30, 30, 1], - y: [5, -30, 30, 1] - }, - shape: ['ellipse', 'box', 'circle', 'database', 'diamond', 'dot', 'square', 'star', 'text', 'triangle', 'triangleDown'], - size: [25, 0, 200, 1] - }, - edges: { - arrows: { - to: { enabled: false, scaleFactor: [1, 0, 3, 0.05] }, // boolean / {arrowScaleFactor:1} / {enabled: false, arrowScaleFactor:1} - middle: { enabled: false, scaleFactor: [1, 0, 3, 0.05] }, - from: { enabled: false, scaleFactor: [1, 0, 3, 0.05] } - }, - color: { - color: ['color', '#848484'], - highlight: ['color', '#848484'], - hover: ['color', '#848484'], - inherit: ['from', 'to', 'both', true, false], - opacity: [1, 0, 1, 0.05] - }, - dashes: false, - font: { - color: ['color', '#343434'], - size: [14, 0, 100, 1], // px - face: ['arial', 'verdana', 'tahoma'], - background: ['color', 'none'], - strokeWidth: [2, 0, 50, 1], // px - strokeColor: ['color', '#ffffff'], - align: ['horizontal', 'top', 'middle', 'bottom'] - }, - hidden: false, - hoverWidth: [1.5, 0, 5, 0.1], - physics: true, - scaling: { - min: [1, 0, 100, 1], - max: [15, 0, 100, 1], - label: { - enabled: true, - min: [14, 0, 200, 1], - max: [30, 0, 200, 1], - maxVisible: [30, 0, 200, 1], - drawThreshold: [5, 0, 20, 1] - } - }, - selectionWidth: [1.5, 0, 5, 0.1], - selfReferenceSize: [20, 0, 200, 1], - shadow: { - enabled: false, - size: [10, 0, 20, 1], - x: [5, -30, 30, 1], - y: [5, -30, 30, 1] - }, - smooth: { - enabled: true, - type: ['dynamic', 'continuous', 'discrete', 'diagonalCross', 'straightCross', 'horizontal', 'vertical', 'curvedCW', 'curvedCCW'], - roundness: [0.5, 0, 1, 0.05] - }, - width: [1, 0, 30, 1] - }, - layout: { - //randomSeed: [0, 0, 500, 1], - hierarchical: { - enabled: false, - levelSeparation: [150, 20, 500, 5], - direction: ['UD', 'DU', 'LR', 'RL'], // UD, DU, LR, RL - sortMethod: ['hubsize', 'directed'] // hubsize, directed - } - }, - interaction: { - dragNodes: true, - dragView: true, - hideEdgesOnDrag: false, - hideNodesOnDrag: false, - hover: false, - keyboard: { - enabled: false, - speed: { x: [10, 0, 40, 1], y: [10, 0, 40, 1], zoom: [0.02, 0, 0.1, 0.005] }, - bindToWindow: true - }, - multiselect: false, - navigationButtons: false, - selectable: true, - selectConnectedEdges: true, - hoverConnectedEdges: true, - tooltipDelay: [300, 0, 1000, 25], - zoomView: true - }, - manipulation: { - enabled: false, - initiallyActive: false - }, - physics: { - barnesHut: { - //theta: [0.5, 0.1, 1, 0.05], - gravitationalConstant: [-2000, -30000, 0, 50], - centralGravity: [0.3, 0, 10, 0.05], - springLength: [95, 0, 500, 5], - springConstant: [0.04, 0, 1.2, 0.005], - damping: [0.09, 0, 1, 0.01], - avoidOverlap: [0, 0, 1, 0.01] - }, - forceAtlas2Based: { - //theta: [0.5, 0.1, 1, 0.05], - gravitationalConstant: [-50, -500, 0, 1], - centralGravity: [0.01, 0, 1, 0.005], - springLength: [95, 0, 500, 5], - springConstant: [0.08, 0, 1.2, 0.005], - damping: [0.4, 0, 1, 0.01], - avoidOverlap: [0, 0, 1, 0.01] - }, - repulsion: { - centralGravity: [0.2, 0, 10, 0.05], - springLength: [200, 0, 500, 5], - springConstant: [0.05, 0, 1.2, 0.005], - nodeDistance: [100, 0, 500, 5], - damping: [0.09, 0, 1, 0.01] - }, - hierarchicalRepulsion: { - centralGravity: [0.2, 0, 10, 0.05], - springLength: [100, 0, 500, 5], - springConstant: [0.01, 0, 1.2, 0.005], - nodeDistance: [120, 0, 500, 5], - damping: [0.09, 0, 1, 0.01] - }, - maxVelocity: [50, 0, 150, 1], - minVelocity: [0.1, 0.01, 0.5, 0.01], - solver: ['barnesHut', 'forceAtlas2Based', 'repulsion', 'hierarchicalRepulsion'], - timestep: [0.5, 0.01, 1, 0.01] - }, - global: { - locale: ['en', 'nl'] - } - }; - - exports.allOptions = allOptions; - exports.configureOptions = configureOptions; - -/***/ }, -/* 6 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - - /** - * @constructor Item - * @param {Object} data Object containing (optional) parameters type, - * start, end, content, group, className. - * @param {{toScreen: function, toTime: function}} conversion - * Conversion functions from time to screen and vice versa - * @param {Object} options Configuration options - * // TODO: describe available options - */ - function Item(data, conversion, options) { - this.id = null; - this.parent = null; - this.data = data; - this.dom = null; - this.conversion = conversion || {}; - this.options = options || {}; - - this.selected = false; - this.displayed = false; - this.dirty = true; - - this.top = null; - this.left = null; - this.width = null; - this.height = null; - } - - Item.prototype.stack = true; - - /** - * Select current item - */ - Item.prototype.select = function () { - this.selected = true; - this.dirty = true; - if (this.displayed) this.redraw(); - }; - - /** - * Unselect current item - */ - Item.prototype.unselect = function () { - this.selected = false; - this.dirty = true; - if (this.displayed) this.redraw(); - }; - - /** - * Set data for the item. Existing data will be updated. The id should not - * be changed. When the item is displayed, it will be redrawn immediately. - * @param {Object} data - */ - Item.prototype.setData = function (data) { - var groupChanged = data.group != undefined && this.data.group != data.group; - if (groupChanged) { - this.parent.itemSet._moveToGroup(this, data.group); - } - - this.data = data; - this.dirty = true; - if (this.displayed) this.redraw(); - }; - - /** - * Set a parent for the item - * @param {ItemSet | Group} parent - */ - Item.prototype.setParent = function (parent) { - if (this.displayed) { - this.hide(); - this.parent = parent; - if (this.parent) { - this.show(); - } - } else { - this.parent = parent; - } - }; - - /** - * Check whether this item is visible inside given range - * @returns {{start: Number, end: Number}} range with a timestamp for start and end - * @returns {boolean} True if visible - */ - Item.prototype.isVisible = function (range) { - // Should be implemented by Item implementations - return false; - }; - - /** - * Show the Item in the DOM (when not already visible) - * @return {Boolean} changed - */ - Item.prototype.show = function () { - return false; - }; - - /** - * Hide the Item from the DOM (when visible) - * @return {Boolean} changed - */ - Item.prototype.hide = function () { - return false; - }; - - /** - * Repaint the item - */ - Item.prototype.redraw = function () {}; - - /** - * Reposition the Item horizontally - */ - Item.prototype.repositionX = function () {}; - - /** - * Reposition the Item vertically - */ - Item.prototype.repositionY = function () {}; - - /** - * Repaint a delete button on the top right of the item when the item is selected - * @param {HTMLElement} anchor - * @protected - */ - Item.prototype._repaintDeleteButton = function (anchor) { - if (this.selected && this.options.editable.remove && !this.dom.deleteButton) { - // create and show button - var me = this; - - var deleteButton = document.createElement('div'); - deleteButton.className = 'vis-delete'; - deleteButton.title = 'Delete this item'; - - // TODO: be able to destroy the delete button - new Hammer(deleteButton).on('tap', function (event) { - me.parent.removeFromDataSet(me); - event.stopPropagation(); - }); - - anchor.appendChild(deleteButton); - this.dom.deleteButton = deleteButton; - } else if (!this.selected && this.dom.deleteButton) { - // remove button - if (this.dom.deleteButton.parentNode) { - this.dom.deleteButton.parentNode.removeChild(this.dom.deleteButton); - } - this.dom.deleteButton = null; - } - }; - - /** - * Set HTML contents for the item - * @param {Element} element HTML element to fill with the contents - * @private - */ - Item.prototype._updateContents = function (element) { - var content; - if (this.options.template) { - var itemData = this.parent.itemSet.itemsData.get(this.id); // get a clone of the data from the dataset - content = this.options.template(itemData); - } else { - content = this.data.content; - } - - var changed = this._contentToString(this.content) !== this._contentToString(content); - if (changed) { - // only replace the content when changed - if (content instanceof Element) { - element.innerHTML = ''; - element.appendChild(content); - } else if (content != undefined) { - element.innerHTML = content; - } else { - if (!(this.data.type == 'background' && this.data.content === undefined)) { - throw new Error('Property "content" missing in item ' + this.id); - } - } - - this.content = content; - } - }; - - /** - * Set HTML contents for the item - * @param {Element} element HTML element to fill with the contents - * @private - */ - Item.prototype._updateTitle = function (element) { - if (this.data.title != null) { - element.title = this.data.title || ''; - } else { - element.removeAttribute('vis-title'); - } - }; - - /** - * Process dataAttributes timeline option and set as data- attributes on dom.content - * @param {Element} element HTML element to which the attributes will be attached - * @private - */ - Item.prototype._updateDataAttributes = function (element) { - if (this.options.dataAttributes && this.options.dataAttributes.length > 0) { - var attributes = []; - - if (Array.isArray(this.options.dataAttributes)) { - attributes = this.options.dataAttributes; - } else if (this.options.dataAttributes == 'all') { - attributes = Object.keys(this.data); - } else { - return; - } - - for (var i = 0; i < attributes.length; i++) { - var name = attributes[i]; - var value = this.data[name]; - - if (value != null) { - element.setAttribute('data-' + name, value); - } else { - element.removeAttribute('data-' + name); - } - } - } - }; - - /** - * Update custom styles of the element - * @param element - * @private - */ - Item.prototype._updateStyle = function (element) { - // remove old styles - if (this.style) { - util.removeCssText(element, this.style); - this.style = null; - } - - // append new styles - if (this.data.style) { - util.addCssText(element, this.data.style); - this.style = this.data.style; - } - }; - - /** - * Stringify the items contents - * @param {string | Element | undefined} content - * @returns {string | undefined} - * @private - */ - Item.prototype._contentToString = function (content) { - if (typeof content === 'string') return content; - if (content && 'outerHTML' in content) return content.outerHTML; - return content; - }; - - module.exports = Item; - - // should be implemented by the item - - // should be implemented by the item - - // should be implemented by the item - -/***/ }, -/* 7 */ -/***/ function(module, exports, __webpack_require__) { - - // Only load hammer.js when in a browser environment - // (loading hammer.js in a node.js environment gives errors) - 'use strict'; - - if (typeof window !== 'undefined') { - var propagating = __webpack_require__(8); - var Hammer = window['Hammer'] || __webpack_require__(9); - module.exports = propagating(Hammer, { - preventDefault: 'mouse' - }); - } else { - module.exports = function () { - throw Error('hammer.js is only available in a browser, not in node.js.'); - }; - } - -/***/ }, -/* 8 */ -/***/ function(module, exports, __webpack_require__) { - - var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;'use strict'; - - (function (factory) { - if (true) { - // AMD. Register as an anonymous module. - !(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? (__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); - } else if (typeof exports === 'object') { - // Node. Does not work with strict CommonJS, but - // only CommonJS-like environments that support module.exports, - // like Node. - module.exports = factory(); - } else { - // Browser globals (root is window) - window.propagating = factory(); - } - }(function () { - var _firstTarget = null; // singleton, will contain the target element where the touch event started - var _processing = false; // singleton, true when a touch event is being handled - - /** - * Extend an Hammer.js instance with event propagation. - * - * Features: - * - Events emitted by hammer will propagate in order from child to parent - * elements. - * - Events are extended with a function `event.stopPropagation()` to stop - * propagation to parent elements. - * - An option `preventDefault` to stop all default browser behavior. - * - * Usage: - * var hammer = propagatingHammer(new Hammer(element)); - * var hammer = propagatingHammer(new Hammer(element), {preventDefault: true}); - * - * @param {Hammer.Manager} hammer An hammer instance. - * @param {Object} [options] Available options: - * - `preventDefault: true | 'mouse' | 'touch' | 'pen'`. - * Enforce preventing the default browser behavior. - * Cannot be set to `false`. - * @return {Hammer.Manager} Returns the same hammer instance with extended - * functionality - */ - return function propagating(hammer, options) { - if (options && options.preventDefault === false) { - throw new Error('Only supports preventDefault == true'); - } - var _options = options || { - preventDefault: false - }; - - if (hammer.Manager) { - // This looks like the Hammer constructor. - // Overload the constructors with our own. - var Hammer = hammer; - - var PropagatingHammer = function(element, options) { - return propagating(new Hammer(element, options), _options); - }; - Hammer.extend(PropagatingHammer, Hammer); - PropagatingHammer.Manager = function (element, options) { - return propagating(new Hammer.Manager(element, options), _options); - }; - - return PropagatingHammer; - } - - // attach to DOM element - var element = hammer.element; - element.hammer = hammer; - - // move the original functions that we will wrap - hammer._on = hammer.on; - hammer._off = hammer.off; - hammer._emit = hammer.emit; - hammer._destroy = hammer.destroy; - - /** @type {Object.>} */ - hammer._handlers = {}; - - // register an event to catch the start of a gesture and store the - // target in a singleton - hammer._on('hammer.input', function (event) { - if (_options.preventDefault === true || (_options.preventDefault === event.pointerType)) { - event.preventDefault(); - } - if (event.isFirst) { - _firstTarget = event.target; - _processing = true; - } - if (event.isFinal) { - _processing = false; - } - }); - - /** - * Register a handler for one or multiple events - * @param {String} events A space separated string with events - * @param {function} handler A callback function, called as handler(event) - * @returns {Hammer.Manager} Returns the hammer instance - */ - hammer.on = function (events, handler) { - // register the handler - split(events).forEach(function (event) { - var _handlers = hammer._handlers[event]; - if (!_handlers) { - hammer._handlers[event] = _handlers = []; - - // register the static, propagated handler - hammer._on(event, propagatedHandler); - } - _handlers.push(handler); - }); - - return hammer; - }; - - /** - * Unregister a handler for one or multiple events - * @param {String} events A space separated string with events - * @param {function} [handler] Optional. The registered handler. If not - * provided, all handlers for given events - * are removed. - * @returns {Hammer.Manager} Returns the hammer instance - */ - hammer.off = function (events, handler) { - // unregister the handler - split(events).forEach(function (event) { - var _handlers = hammer._handlers[event]; - if (_handlers) { - _handlers = handler ? _handlers.filter(function (h) { - return h !== handler; - }) : []; - - if (_handlers.length > 0) { - hammer._handlers[event] = _handlers; - } - else { - // remove static, propagated handler - hammer._off(event, propagatedHandler); - delete hammer._handlers[event]; - } - } - }); - - return hammer; - }; - - /** - * Emit to the event listeners - * @param {string} eventType - * @param {Event} event - */ - hammer.emit = function(eventType, event) { - if (!_processing) { - _firstTarget = event.target; - } - hammer._emit(eventType, event); - }; - - hammer.destroy = function () { - // Detach from DOM element - var element = hammer.element; - delete element.hammer; - - // clear all handlers - hammer._handlers = {}; - - // call original hammer destroy - hammer._destroy(); - }; - - // split a string with space separated words - function split(events) { - return events.match(/[^ ]+/g); - } - - /** - * A static event handler, applying event propagation. - * @param {Object} event - */ - function propagatedHandler(event) { - // let only a single hammer instance handle this event - if (event.type !== 'hammer.input') { - // it is possible that the same srcEvent is used with multiple hammer events, - // we keep track on which events are handled in an object _handled - if (!event.srcEvent._handled) { - event.srcEvent._handled = {}; - } - - if (event.srcEvent._handled[event.type]) { - return; - } - else { - event.srcEvent._handled[event.type] = true; - } - } - - // attach a stopPropagation function to the event - var stopped = false; - event.stopPropagation = function () { - stopped = true; - }; - - // attach firstTarget property to the event - event.firstTarget = _firstTarget; - - // propagate over all elements (until stopped) - var elem = _firstTarget; - while (elem && !stopped) { - var _handlers = elem.hammer && elem.hammer._handlers[event.type]; - if (_handlers) { - for (var i = 0; i < _handlers.length && !stopped; i++) { - _handlers[i](event); - } - } - - elem = elem.parentNode; - } - } - - return hammer; - }; - })); - - -/***/ }, -/* 9 */ -/***/ function(module, exports, __webpack_require__) { - - var __WEBPACK_AMD_DEFINE_RESULT__;/*! Hammer.JS - v2.0.4 - 2014-09-28 - * http://hammerjs.github.io/ - * - * Copyright (c) 2014 Jorik Tangelder; - * Licensed under the MIT license */ - (function(window, document, exportName, undefined) { - 'use strict'; - - var VENDOR_PREFIXES = ['', 'webkit', 'moz', 'MS', 'ms', 'o']; - var TEST_ELEMENT = document.createElement('div'); - - var TYPE_FUNCTION = 'function'; - - var round = Math.round; - var abs = Math.abs; - var now = Date.now; - - /** - * set a timeout with a given scope - * @param {Function} fn - * @param {Number} timeout - * @param {Object} context - * @returns {number} - */ - function setTimeoutContext(fn, timeout, context) { - return setTimeout(bindFn(fn, context), timeout); - } - - /** - * if the argument is an array, we want to execute the fn on each entry - * if it aint an array we don't want to do a thing. - * this is used by all the methods that accept a single and array argument. - * @param {*|Array} arg - * @param {String} fn - * @param {Object} [context] - * @returns {Boolean} - */ - function invokeArrayArg(arg, fn, context) { - if (Array.isArray(arg)) { - each(arg, context[fn], context); - return true; - } - return false; - } - - /** - * walk objects and arrays - * @param {Object} obj - * @param {Function} iterator - * @param {Object} context - */ - function each(obj, iterator, context) { - var i; - - if (!obj) { - return; - } - - if (obj.forEach) { - obj.forEach(iterator, context); - } else if (obj.length !== undefined) { - i = 0; - while (i < obj.length) { - iterator.call(context, obj[i], i, obj); - i++; - } - } else { - for (i in obj) { - obj.hasOwnProperty(i) && iterator.call(context, obj[i], i, obj); - } - } - } - - /** - * extend object. - * means that properties in dest will be overwritten by the ones in src. - * @param {Object} dest - * @param {Object} src - * @param {Boolean} [merge] - * @returns {Object} dest - */ - function extend(dest, src, merge) { - var keys = Object.keys(src); - var i = 0; - while (i < keys.length) { - if (!merge || (merge && dest[keys[i]] === undefined)) { - dest[keys[i]] = src[keys[i]]; - } - i++; - } - return dest; - } - - /** - * merge the values from src in the dest. - * means that properties that exist in dest will not be overwritten by src - * @param {Object} dest - * @param {Object} src - * @returns {Object} dest - */ - function merge(dest, src) { - return extend(dest, src, true); - } - - /** - * simple class inheritance - * @param {Function} child - * @param {Function} base - * @param {Object} [properties] - */ - function inherit(child, base, properties) { - var baseP = base.prototype, - childP; - - childP = child.prototype = Object.create(baseP); - childP.constructor = child; - childP._super = baseP; - - if (properties) { - extend(childP, properties); - } - } - - /** - * simple function bind - * @param {Function} fn - * @param {Object} context - * @returns {Function} - */ - function bindFn(fn, context) { - return function boundFn() { - return fn.apply(context, arguments); - }; - } - - /** - * let a boolean value also be a function that must return a boolean - * this first item in args will be used as the context - * @param {Boolean|Function} val - * @param {Array} [args] - * @returns {Boolean} - */ - function boolOrFn(val, args) { - if (typeof val == TYPE_FUNCTION) { - return val.apply(args ? args[0] || undefined : undefined, args); - } - return val; - } - - /** - * use the val2 when val1 is undefined - * @param {*} val1 - * @param {*} val2 - * @returns {*} - */ - function ifUndefined(val1, val2) { - return (val1 === undefined) ? val2 : val1; - } - - /** - * addEventListener with multiple events at once - * @param {EventTarget} target - * @param {String} types - * @param {Function} handler - */ - function addEventListeners(target, types, handler) { - each(splitStr(types), function(type) { - target.addEventListener(type, handler, false); - }); - } - - /** - * removeEventListener with multiple events at once - * @param {EventTarget} target - * @param {String} types - * @param {Function} handler - */ - function removeEventListeners(target, types, handler) { - each(splitStr(types), function(type) { - target.removeEventListener(type, handler, false); - }); - } - - /** - * find if a node is in the given parent - * @method hasParent - * @param {HTMLElement} node - * @param {HTMLElement} parent - * @return {Boolean} found - */ - function hasParent(node, parent) { - while (node) { - if (node == parent) { - return true; - } - node = node.parentNode; - } - return false; - } - - /** - * small indexOf wrapper - * @param {String} str - * @param {String} find - * @returns {Boolean} found - */ - function inStr(str, find) { - return str.indexOf(find) > -1; - } - - /** - * split string on whitespace - * @param {String} str - * @returns {Array} words - */ - function splitStr(str) { - return str.trim().split(/\s+/g); - } - - /** - * find if a array contains the object using indexOf or a simple polyFill - * @param {Array} src - * @param {String} find - * @param {String} [findByKey] - * @return {Boolean|Number} false when not found, or the index - */ - function inArray(src, find, findByKey) { - if (src.indexOf && !findByKey) { - return src.indexOf(find); - } else { - var i = 0; - while (i < src.length) { - if ((findByKey && src[i][findByKey] == find) || (!findByKey && src[i] === find)) { - return i; - } - i++; - } - return -1; - } - } - - /** - * convert array-like objects to real arrays - * @param {Object} obj - * @returns {Array} - */ - function toArray(obj) { - return Array.prototype.slice.call(obj, 0); - } - - /** - * unique array with objects based on a key (like 'id') or just by the array's value - * @param {Array} src [{id:1},{id:2},{id:1}] - * @param {String} [key] - * @param {Boolean} [sort=False] - * @returns {Array} [{id:1},{id:2}] - */ - function uniqueArray(src, key, sort) { - var results = []; - var values = []; - var i = 0; - - while (i < src.length) { - var val = key ? src[i][key] : src[i]; - if (inArray(values, val) < 0) { - results.push(src[i]); - } - values[i] = val; - i++; - } - - if (sort) { - if (!key) { - results = results.sort(); - } else { - results = results.sort(function sortUniqueArray(a, b) { - return a[key] > b[key]; - }); - } - } - - return results; - } - - /** - * get the prefixed property - * @param {Object} obj - * @param {String} property - * @returns {String|Undefined} prefixed - */ - function prefixed(obj, property) { - var prefix, prop; - var camelProp = property[0].toUpperCase() + property.slice(1); - - var i = 0; - while (i < VENDOR_PREFIXES.length) { - prefix = VENDOR_PREFIXES[i]; - prop = (prefix) ? prefix + camelProp : property; - - if (prop in obj) { - return prop; - } - i++; - } - return undefined; - } - - /** - * get a unique id - * @returns {number} uniqueId - */ - var _uniqueId = 1; - function uniqueId() { - return _uniqueId++; - } - - /** - * get the window object of an element - * @param {HTMLElement} element - * @returns {DocumentView|Window} - */ - function getWindowForElement(element) { - var doc = element.ownerDocument; - return (doc.defaultView || doc.parentWindow); - } - - var MOBILE_REGEX = /mobile|tablet|ip(ad|hone|od)|android/i; - - var SUPPORT_TOUCH = ('ontouchstart' in window); - var SUPPORT_POINTER_EVENTS = prefixed(window, 'PointerEvent') !== undefined; - var SUPPORT_ONLY_TOUCH = SUPPORT_TOUCH && MOBILE_REGEX.test(navigator.userAgent); - - var INPUT_TYPE_TOUCH = 'touch'; - var INPUT_TYPE_PEN = 'pen'; - var INPUT_TYPE_MOUSE = 'mouse'; - var INPUT_TYPE_KINECT = 'kinect'; - - var COMPUTE_INTERVAL = 25; - - var INPUT_START = 1; - var INPUT_MOVE = 2; - var INPUT_END = 4; - var INPUT_CANCEL = 8; - - var DIRECTION_NONE = 1; - var DIRECTION_LEFT = 2; - var DIRECTION_RIGHT = 4; - var DIRECTION_UP = 8; - var DIRECTION_DOWN = 16; - - var DIRECTION_HORIZONTAL = DIRECTION_LEFT | DIRECTION_RIGHT; - var DIRECTION_VERTICAL = DIRECTION_UP | DIRECTION_DOWN; - var DIRECTION_ALL = DIRECTION_HORIZONTAL | DIRECTION_VERTICAL; - - var PROPS_XY = ['x', 'y']; - var PROPS_CLIENT_XY = ['clientX', 'clientY']; - - /** - * create new input type manager - * @param {Manager} manager - * @param {Function} callback - * @returns {Input} - * @constructor - */ - function Input(manager, callback) { - var self = this; - this.manager = manager; - this.callback = callback; - this.element = manager.element; - this.target = manager.options.inputTarget; - - // smaller wrapper around the handler, for the scope and the enabled state of the manager, - // so when disabled the input events are completely bypassed. - this.domHandler = function(ev) { - if (boolOrFn(manager.options.enable, [manager])) { - self.handler(ev); - } - }; - - this.init(); - - } - - Input.prototype = { - /** - * should handle the inputEvent data and trigger the callback - * @virtual - */ - handler: function() { }, - - /** - * bind the events - */ - init: function() { - this.evEl && addEventListeners(this.element, this.evEl, this.domHandler); - this.evTarget && addEventListeners(this.target, this.evTarget, this.domHandler); - this.evWin && addEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); - }, - - /** - * unbind the events - */ - destroy: function() { - this.evEl && removeEventListeners(this.element, this.evEl, this.domHandler); - this.evTarget && removeEventListeners(this.target, this.evTarget, this.domHandler); - this.evWin && removeEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler); - } - }; - - /** - * create new input type manager - * called by the Manager constructor - * @param {Hammer} manager - * @returns {Input} - */ - function createInputInstance(manager) { - var Type; - var inputClass = manager.options.inputClass; - - if (inputClass) { - Type = inputClass; - } else if (SUPPORT_POINTER_EVENTS) { - Type = PointerEventInput; - } else if (SUPPORT_ONLY_TOUCH) { - Type = TouchInput; - } else if (!SUPPORT_TOUCH) { - Type = MouseInput; - } else { - Type = TouchMouseInput; - } - return new (Type)(manager, inputHandler); - } - - /** - * handle input events - * @param {Manager} manager - * @param {String} eventType - * @param {Object} input - */ - function inputHandler(manager, eventType, input) { - var pointersLen = input.pointers.length; - var changedPointersLen = input.changedPointers.length; - var isFirst = (eventType & INPUT_START && (pointersLen - changedPointersLen === 0)); - var isFinal = (eventType & (INPUT_END | INPUT_CANCEL) && (pointersLen - changedPointersLen === 0)); - - input.isFirst = !!isFirst; - input.isFinal = !!isFinal; - - if (isFirst) { - manager.session = {}; - } - - // source event is the normalized value of the domEvents - // like 'touchstart, mouseup, pointerdown' - input.eventType = eventType; - - // compute scale, rotation etc - computeInputData(manager, input); - - // emit secret event - manager.emit('hammer.input', input); - - manager.recognize(input); - manager.session.prevInput = input; - } - - /** - * extend the data with some usable properties like scale, rotate, velocity etc - * @param {Object} manager - * @param {Object} input - */ - function computeInputData(manager, input) { - var session = manager.session; - var pointers = input.pointers; - var pointersLength = pointers.length; - - // store the first input to calculate the distance and direction - if (!session.firstInput) { - session.firstInput = simpleCloneInputData(input); - } - - // to compute scale and rotation we need to store the multiple touches - if (pointersLength > 1 && !session.firstMultiple) { - session.firstMultiple = simpleCloneInputData(input); - } else if (pointersLength === 1) { - session.firstMultiple = false; - } - - var firstInput = session.firstInput; - var firstMultiple = session.firstMultiple; - var offsetCenter = firstMultiple ? firstMultiple.center : firstInput.center; - - var center = input.center = getCenter(pointers); - input.timeStamp = now(); - input.deltaTime = input.timeStamp - firstInput.timeStamp; - - input.angle = getAngle(offsetCenter, center); - input.distance = getDistance(offsetCenter, center); - - computeDeltaXY(session, input); - input.offsetDirection = getDirection(input.deltaX, input.deltaY); - - input.scale = firstMultiple ? getScale(firstMultiple.pointers, pointers) : 1; - input.rotation = firstMultiple ? getRotation(firstMultiple.pointers, pointers) : 0; - - computeIntervalInputData(session, input); - - // find the correct target - var target = manager.element; - if (hasParent(input.srcEvent.target, target)) { - target = input.srcEvent.target; - } - input.target = target; - } - - function computeDeltaXY(session, input) { - var center = input.center; - var offset = session.offsetDelta || {}; - var prevDelta = session.prevDelta || {}; - var prevInput = session.prevInput || {}; - - if (input.eventType === INPUT_START || prevInput.eventType === INPUT_END) { - prevDelta = session.prevDelta = { - x: prevInput.deltaX || 0, - y: prevInput.deltaY || 0 - }; - - offset = session.offsetDelta = { - x: center.x, - y: center.y - }; - } - - input.deltaX = prevDelta.x + (center.x - offset.x); - input.deltaY = prevDelta.y + (center.y - offset.y); - } - - /** - * velocity is calculated every x ms - * @param {Object} session - * @param {Object} input - */ - function computeIntervalInputData(session, input) { - var last = session.lastInterval || input, - deltaTime = input.timeStamp - last.timeStamp, - velocity, velocityX, velocityY, direction; - - if (input.eventType != INPUT_CANCEL && (deltaTime > COMPUTE_INTERVAL || last.velocity === undefined)) { - var deltaX = last.deltaX - input.deltaX; - var deltaY = last.deltaY - input.deltaY; - - var v = getVelocity(deltaTime, deltaX, deltaY); - velocityX = v.x; - velocityY = v.y; - velocity = (abs(v.x) > abs(v.y)) ? v.x : v.y; - direction = getDirection(deltaX, deltaY); - - session.lastInterval = input; - } else { - // use latest velocity info if it doesn't overtake a minimum period - velocity = last.velocity; - velocityX = last.velocityX; - velocityY = last.velocityY; - direction = last.direction; - } - - input.velocity = velocity; - input.velocityX = velocityX; - input.velocityY = velocityY; - input.direction = direction; - } - - /** - * create a simple clone from the input used for storage of firstInput and firstMultiple - * @param {Object} input - * @returns {Object} clonedInputData - */ - function simpleCloneInputData(input) { - // make a simple copy of the pointers because we will get a reference if we don't - // we only need clientXY for the calculations - var pointers = []; - var i = 0; - while (i < input.pointers.length) { - pointers[i] = { - clientX: round(input.pointers[i].clientX), - clientY: round(input.pointers[i].clientY) - }; - i++; - } - - return { - timeStamp: now(), - pointers: pointers, - center: getCenter(pointers), - deltaX: input.deltaX, - deltaY: input.deltaY - }; - } - - /** - * get the center of all the pointers - * @param {Array} pointers - * @return {Object} center contains `x` and `y` properties - */ - function getCenter(pointers) { - var pointersLength = pointers.length; - - // no need to loop when only one touch - if (pointersLength === 1) { - return { - x: round(pointers[0].clientX), - y: round(pointers[0].clientY) - }; - } + // no need to loop when only one touch + if (pointersLength === 1) { + return { + x: round(pointers[0].clientX), + y: round(pointers[0].clientY) + }; + } var x = 0, y = 0, i = 0; while (i < pointersLength) { @@ -5279,7 +4122,7 @@ return /******/ (function(modules) { // webpackBootstrap prefixed: prefixed }); - if ("function" == TYPE_FUNCTION && __webpack_require__(10)) { + if ("function" == TYPE_FUNCTION && __webpack_require__(8)) { !(__WEBPACK_AMD_DEFINE_RESULT__ = function() { return Hammer; }.call(exports, __webpack_require__, exports, module), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); @@ -5293,7 +4136,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 10 */ +/* 8 */ /***/ function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(__webpack_amd_options__) {module.exports = __webpack_amd_options__; @@ -5301,7 +4144,7 @@ return /******/ (function(modules) { // webpackBootstrap /* WEBPACK VAR INJECTION */}.call(exports, {})) /***/ }, -/* 11 */ +/* 9 */ /***/ function(module, exports, __webpack_require__) { // utility functions @@ -5311,8 +4154,8 @@ return /******/ (function(modules) { // webpackBootstrap 'use strict'; - var moment = __webpack_require__(12); - var uuid = __webpack_require__(15); + var moment = __webpack_require__(10); + var uuid = __webpack_require__(13); /** * Test whether given object is a number @@ -6647,17 +5490,17 @@ return /******/ (function(modules) { // webpackBootstrap }; /***/ }, -/* 12 */ +/* 10 */ /***/ function(module, exports, __webpack_require__) { // first check if moment.js is already loaded in the browser window, if so, // use this instance. Else, load via commonjs. 'use strict'; - module.exports = typeof window !== 'undefined' && window['moment'] || __webpack_require__(13); + module.exports = typeof window !== 'undefined' && window['moment'] || __webpack_require__(11); /***/ }, -/* 13 */ +/* 11 */ /***/ function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(module) {//! moment.js @@ -9771,10 +8614,10 @@ return /******/ (function(modules) { // webpackBootstrap return _moment; })); - /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(14)(module))) + /* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(12)(module))) /***/ }, -/* 14 */ +/* 12 */ /***/ function(module, exports, __webpack_require__) { module.exports = function(module) { @@ -9790,7 +8633,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 15 */ +/* 13 */ /***/ function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(global) {'use strict'; @@ -10006,7 +8849,7 @@ return /******/ (function(modules) { // webpackBootstrap /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()))) /***/ }, -/* 16 */ +/* 14 */ /***/ function(module, exports, __webpack_require__) { // DOM utility methods @@ -10208,13 +9051,13 @@ return /******/ (function(modules) { // webpackBootstrap }; /***/ }, -/* 17 */ +/* 15 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var Queue = __webpack_require__(18); + var util = __webpack_require__(9); + var Queue = __webpack_require__(16); /** * DataSet @@ -11103,7 +9946,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = DataSet; /***/ }, -/* 18 */ +/* 16 */ /***/ function(module, exports, __webpack_require__) { /** @@ -11308,13 +10151,13 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Queue; /***/ }, -/* 19 */ +/* 17 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); /** * DataView @@ -11656,21 +10499,21 @@ return /******/ (function(modules) { // webpackBootstrap // nothing interesting for me :-( /***/ }, -/* 20 */ +/* 18 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Emitter = __webpack_require__(22); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var util = __webpack_require__(11); - var Point3d = __webpack_require__(23); - var Point2d = __webpack_require__(21); - var Camera = __webpack_require__(24); - var Filter = __webpack_require__(25); - var Slider = __webpack_require__(26); - var StepNumber = __webpack_require__(27); + var Emitter = __webpack_require__(20); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var util = __webpack_require__(9); + var Point3d = __webpack_require__(21); + var Point2d = __webpack_require__(19); + var Camera = __webpack_require__(22); + var Filter = __webpack_require__(23); + var Slider = __webpack_require__(24); + var StepNumber = __webpack_require__(25); /** * @constructor Graph3d @@ -13874,7 +12717,7 @@ return /******/ (function(modules) { // webpackBootstrap // use use defaults /***/ }, -/* 21 */ +/* 19 */ /***/ function(module, exports, __webpack_require__) { /** @@ -13892,7 +12735,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Point2d; /***/ }, -/* 22 */ +/* 20 */ /***/ function(module, exports, __webpack_require__) { @@ -14062,7 +12905,7 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 23 */ +/* 21 */ /***/ function(module, exports, __webpack_require__) { /** @@ -14145,12 +12988,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Point3d; /***/ }, -/* 24 */ +/* 22 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Point3d = __webpack_require__(23); + var Point3d = __webpack_require__(21); /** * @class Camera @@ -14286,12 +13129,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Camera; /***/ }, -/* 25 */ +/* 23 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var DataView = __webpack_require__(19); + var DataView = __webpack_require__(17); /** * @class Filter @@ -14497,12 +13340,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Filter; /***/ }, -/* 26 */ +/* 24 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); + var util = __webpack_require__(9); /** * @constructor Slider @@ -14845,7 +13688,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Slider; /***/ }, -/* 27 */ +/* 25 */ /***/ function(module, exports, __webpack_require__) { /** @@ -14989,28 +13832,28 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = StepNumber; /***/ }, -/* 28 */ +/* 26 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Emitter = __webpack_require__(22); - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var Range = __webpack_require__(32); - var Core = __webpack_require__(35); - var TimeAxis = __webpack_require__(44); - var CurrentTime = __webpack_require__(29); - var CustomTime = __webpack_require__(47); - var ItemSet = __webpack_require__(36); - - var Configurator = __webpack_require__(48); - var Validator = __webpack_require__(50)['default']; - var printStyle = __webpack_require__(50).printStyle; - var allOptions = __webpack_require__(51).allOptions; - var configureOptions = __webpack_require__(51).configureOptions; + var Emitter = __webpack_require__(20); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var Range = __webpack_require__(30); + var Core = __webpack_require__(33); + var TimeAxis = __webpack_require__(42); + var CurrentTime = __webpack_require__(27); + var CustomTime = __webpack_require__(45); + var ItemSet = __webpack_require__(34); + + var Configurator = __webpack_require__(46); + var Validator = __webpack_require__(48)['default']; + var printStyle = __webpack_require__(48).printStyle; + var allOptions = __webpack_require__(49).allOptions; + var configureOptions = __webpack_require__(49).configureOptions; /** * Create a timeline visualization @@ -15430,15 +14273,15 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Timeline; /***/ }, -/* 29 */ +/* 27 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var Component = __webpack_require__(30); - var moment = __webpack_require__(12); - var locales = __webpack_require__(31); + var util = __webpack_require__(9); + var Component = __webpack_require__(28); + var moment = __webpack_require__(10); + var locales = __webpack_require__(29); /** * A current time bar @@ -15606,7 +14449,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = CurrentTime; /***/ }, -/* 30 */ +/* 28 */ /***/ function(module, exports, __webpack_require__) { /** @@ -15666,7 +14509,7 @@ return /******/ (function(modules) { // webpackBootstrap // should be implemented by the component /***/ }, -/* 31 */ +/* 29 */ /***/ function(module, exports, __webpack_require__) { // English @@ -15688,16 +14531,16 @@ return /******/ (function(modules) { // webpackBootstrap exports['nl_BE'] = exports['nl']; /***/ }, -/* 32 */ +/* 30 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var hammerUtil = __webpack_require__(33); - var moment = __webpack_require__(12); - var Component = __webpack_require__(30); - var DateUtil = __webpack_require__(34); + var util = __webpack_require__(9); + var hammerUtil = __webpack_require__(31); + var moment = __webpack_require__(10); + var Component = __webpack_require__(28); + var DateUtil = __webpack_require__(32); /** * @constructor Range @@ -16364,12 +15207,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Range; /***/ }, -/* 33 */ +/* 31 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Hammer = __webpack_require__(7); + var Hammer = __webpack_require__(5); /** * Register a touch event, taking place before a gesture @@ -16436,12 +15279,12 @@ return /******/ (function(modules) { // webpackBootstrap exports.offRelease = exports.offTouch; /***/ }, -/* 34 */ +/* 32 */ /***/ function(module, exports, __webpack_require__) { "use strict"; - var moment = __webpack_require__(12); + var moment = __webpack_require__(10); /** * used in Core to convert the options into a volatile variable @@ -16896,23 +15739,23 @@ return /******/ (function(modules) { // webpackBootstrap }; /***/ }, -/* 35 */ +/* 33 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Emitter = __webpack_require__(22); - var Hammer = __webpack_require__(7); - var hammerUtil = __webpack_require__(33); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var Range = __webpack_require__(32); - var ItemSet = __webpack_require__(36); - var TimeAxis = __webpack_require__(44); - var Activator = __webpack_require__(45); - var DateUtil = __webpack_require__(34); - var CustomTime = __webpack_require__(47); + var Emitter = __webpack_require__(20); + var Hammer = __webpack_require__(5); + var hammerUtil = __webpack_require__(31); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var Range = __webpack_require__(30); + var ItemSet = __webpack_require__(34); + var TimeAxis = __webpack_require__(42); + var Activator = __webpack_require__(43); + var DateUtil = __webpack_require__(32); + var CustomTime = __webpack_require__(45); /** * Create a timeline visualization @@ -17862,23 +16705,23 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Core; /***/ }, -/* 36 */ +/* 34 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var TimeStep = __webpack_require__(40); - var Component = __webpack_require__(30); - var Group = __webpack_require__(37); - var BackgroundGroup = __webpack_require__(41); - var BoxItem = __webpack_require__(4); - var PointItem = __webpack_require__(42); - var RangeItem = __webpack_require__(39); - var BackgroundItem = __webpack_require__(43); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var TimeStep = __webpack_require__(38); + var Component = __webpack_require__(28); + var Group = __webpack_require__(35); + var BackgroundGroup = __webpack_require__(39); + var BoxItem = __webpack_require__(2); + var PointItem = __webpack_require__(40); + var RangeItem = __webpack_require__(37); + var BackgroundItem = __webpack_require__(41); var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items var BACKGROUND = '__background__'; // reserved group id for background items without group @@ -19471,14 +18314,14 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = ItemSet; /***/ }, -/* 37 */ +/* 35 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var stack = __webpack_require__(38); - var RangeItem = __webpack_require__(39); + var util = __webpack_require__(9); + var stack = __webpack_require__(36); + var RangeItem = __webpack_require__(37); /** * @constructor Group @@ -20057,7 +18900,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Group; /***/ }, -/* 38 */ +/* 36 */ /***/ function(module, exports, __webpack_require__) { // Utility functions for ordering and stacking of items @@ -20181,13 +19024,13 @@ return /******/ (function(modules) { // webpackBootstrap }; /***/ }, -/* 39 */ +/* 37 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Hammer = __webpack_require__(7); - var Item = __webpack_require__(6); + var Hammer = __webpack_require__(5); + var Item = __webpack_require__(4); /** * @constructor RangeItem @@ -20475,14 +19318,14 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = RangeItem; /***/ }, -/* 40 */ +/* 38 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var moment = __webpack_require__(12); - var DateUtil = __webpack_require__(34); - var util = __webpack_require__(11); + var moment = __webpack_require__(10); + var DateUtil = __webpack_require__(32); + var util = __webpack_require__(9); /** * @constructor TimeStep @@ -21165,13 +20008,13 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = TimeStep; /***/ }, -/* 41 */ +/* 39 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var Group = __webpack_require__(37); + var util = __webpack_require__(9); + var Group = __webpack_require__(35); /** * @constructor BackgroundGroup @@ -21229,12 +20072,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = BackgroundGroup; /***/ }, -/* 42 */ +/* 40 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Item = __webpack_require__(6); + var Item = __webpack_require__(4); /** * @constructor PointItem @@ -21414,15 +20257,15 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = PointItem; /***/ }, -/* 43 */ +/* 41 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Hammer = __webpack_require__(7); - var Item = __webpack_require__(6); - var BackgroundGroup = __webpack_require__(41); - var RangeItem = __webpack_require__(39); + var Hammer = __webpack_require__(5); + var Item = __webpack_require__(4); + var BackgroundGroup = __webpack_require__(39); + var RangeItem = __webpack_require__(37); /** * @constructor BackgroundItem @@ -21635,16 +20478,16 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = BackgroundItem; /***/ }, -/* 44 */ +/* 42 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var Component = __webpack_require__(30); - var TimeStep = __webpack_require__(40); - var DateUtil = __webpack_require__(34); - var moment = __webpack_require__(12); + var util = __webpack_require__(9); + var Component = __webpack_require__(28); + var TimeStep = __webpack_require__(38); + var DateUtil = __webpack_require__(32); + var moment = __webpack_require__(10); /** * A horizontal time axis @@ -22075,15 +20918,15 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = TimeAxis; /***/ }, -/* 45 */ +/* 43 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var keycharm = __webpack_require__(46); - var Emitter = __webpack_require__(22); - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); + var keycharm = __webpack_require__(44); + var Emitter = __webpack_require__(20); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); /** * Turn an element into an clickToUse element. @@ -22228,7 +21071,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Activator; /***/ }, -/* 46 */ +/* 44 */ /***/ function(module, exports, __webpack_require__) { var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;"use strict"; @@ -22427,16 +21270,16 @@ return /******/ (function(modules) { // webpackBootstrap /***/ }, -/* 47 */ +/* 45 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - var Component = __webpack_require__(30); - var moment = __webpack_require__(12); - var locales = __webpack_require__(31); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); + var Component = __webpack_require__(28); + var moment = __webpack_require__(10); + var locales = __webpack_require__(29); /** * A custom time bar @@ -22666,7 +21509,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = CustomTime; /***/ }, -/* 48 */ +/* 46 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -22681,11 +21524,11 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _ColorPicker = __webpack_require__(49); + var _ColorPicker = __webpack_require__(47); var _ColorPicker2 = _interopRequireDefault(_ColorPicker); - var util = __webpack_require__(11); + var util = __webpack_require__(9); /** * The way this works is for all properties of this.possible options, you can supply the property name in any form to list the options. @@ -23343,7 +22186,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports['default']; /***/ }, -/* 49 */ +/* 47 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -23356,9 +22199,9 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var Hammer = __webpack_require__(7); - var hammerUtil = __webpack_require__(33); - var util = __webpack_require__(11); + var Hammer = __webpack_require__(5); + var hammerUtil = __webpack_require__(31); + var util = __webpack_require__(9); var ColorPicker = (function () { function ColorPicker() { @@ -23923,7 +22766,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports['default']; /***/ }, -/* 50 */ +/* 48 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -23936,7 +22779,7 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var util = __webpack_require__(11); + var util = __webpack_require__(9); var errorFound = false; var allOptions = undefined; @@ -24242,7 +23085,7 @@ return /******/ (function(modules) { // webpackBootstrap // item is a function, which is allowed /***/ }, -/* 51 */ +/* 49 */ /***/ function(module, exports, __webpack_require__) { /** @@ -24459,28 +23302,28 @@ return /******/ (function(modules) { // webpackBootstrap exports.configureOptions = configureOptions; /***/ }, -/* 52 */ +/* 50 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var Emitter = __webpack_require__(22); - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var Range = __webpack_require__(32); - var Core = __webpack_require__(35); - var TimeAxis = __webpack_require__(44); - var CurrentTime = __webpack_require__(29); - var CustomTime = __webpack_require__(47); - var LineGraph = __webpack_require__(53); - - var Configurator = __webpack_require__(48); - var Validator = __webpack_require__(50)['default']; - var printStyle = __webpack_require__(50).printStyle; - var allOptions = __webpack_require__(61).allOptions; - var configureOptions = __webpack_require__(61).configureOptions; + var Emitter = __webpack_require__(20); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var Range = __webpack_require__(30); + var Core = __webpack_require__(33); + var TimeAxis = __webpack_require__(42); + var CurrentTime = __webpack_require__(27); + var CustomTime = __webpack_require__(45); + var LineGraph = __webpack_require__(51); + + var Configurator = __webpack_require__(46); + var Validator = __webpack_require__(48)['default']; + var printStyle = __webpack_require__(48).printStyle; + var allOptions = __webpack_require__(59).allOptions; + var configureOptions = __webpack_require__(59).configureOptions; /** * Create a timeline visualization @@ -24789,21 +23632,21 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Graph2d; /***/ }, -/* 53 */ +/* 51 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var DOMutil = __webpack_require__(16); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); - var Component = __webpack_require__(30); - var DataAxis = __webpack_require__(54); - var GraphGroup = __webpack_require__(56); - var Legend = __webpack_require__(60); - var BarFunctions = __webpack_require__(59); - var LineFunctions = __webpack_require__(57); + var util = __webpack_require__(9); + var DOMutil = __webpack_require__(14); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + var Component = __webpack_require__(28); + var DataAxis = __webpack_require__(52); + var GraphGroup = __webpack_require__(54); + var Legend = __webpack_require__(58); + var BarFunctions = __webpack_require__(57); + var LineFunctions = __webpack_require__(55); var UNGROUPED = '__ungrouped__'; // reserved group id for ungrouped items @@ -25765,15 +24608,15 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = LineGraph; /***/ }, -/* 54 */ +/* 52 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var DOMutil = __webpack_require__(16); - var Component = __webpack_require__(30); - var DataStep = __webpack_require__(55); + var util = __webpack_require__(9); + var DOMutil = __webpack_require__(14); + var Component = __webpack_require__(28); + var DataStep = __webpack_require__(53); /** * A horizontal time axis @@ -26369,7 +25212,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = DataAxis; /***/ }, -/* 55 */ +/* 53 */ /***/ function(module, exports, __webpack_require__) { /** @@ -26596,16 +25439,16 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = DataStep; /***/ }, -/* 56 */ +/* 54 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var DOMutil = __webpack_require__(16); - var Line = __webpack_require__(57); - var Bar = __webpack_require__(59); - var Points = __webpack_require__(58); + var util = __webpack_require__(9); + var DOMutil = __webpack_require__(14); + var Line = __webpack_require__(55); + var Bar = __webpack_require__(57); + var Points = __webpack_require__(56); /** * /** @@ -26790,13 +25633,13 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = GraphGroup; /***/ }, -/* 57 */ +/* 55 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var DOMutil = __webpack_require__(16); - var Points = __webpack_require__(58); + var DOMutil = __webpack_require__(14); + var Points = __webpack_require__(56); function Line(groupId, options) { this.groupId = groupId; @@ -27085,12 +25928,12 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Line; /***/ }, -/* 58 */ +/* 56 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var DOMutil = __webpack_require__(16); + var DOMutil = __webpack_require__(14); function Points(groupId, options) { this.groupId = groupId; @@ -27132,13 +25975,13 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Points; /***/ }, -/* 59 */ +/* 57 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var DOMutil = __webpack_require__(16); - var Points = __webpack_require__(58); + var DOMutil = __webpack_require__(14); + var Points = __webpack_require__(56); function Bargraph(groupId, options) { this.groupId = groupId; @@ -27380,14 +26223,14 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Bargraph; /***/ }, -/* 60 */ +/* 58 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; - var util = __webpack_require__(11); - var DOMutil = __webpack_require__(16); - var Component = __webpack_require__(30); + var util = __webpack_require__(9); + var DOMutil = __webpack_require__(14); + var Component = __webpack_require__(28); /** * Legend for Graph2d @@ -27594,7 +26437,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Legend; /***/ }, -/* 61 */ +/* 59 */ /***/ function(module, exports, __webpack_require__) { /** @@ -27865,7 +26708,7 @@ return /******/ (function(modules) { // webpackBootstrap exports.configureOptions = configureOptions; /***/ }, -/* 62 */ +/* 60 */ /***/ function(module, exports, __webpack_require__) { // Load custom shapes into CanvasRenderingContext2D @@ -27873,35 +26716,35 @@ return /******/ (function(modules) { // webpackBootstrap function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - var _modulesGroups = __webpack_require__(63); + var _modulesGroups = __webpack_require__(61); var _modulesGroups2 = _interopRequireDefault(_modulesGroups); - var _modulesNodesHandler = __webpack_require__(64); + var _modulesNodesHandler = __webpack_require__(62); var _modulesNodesHandler2 = _interopRequireDefault(_modulesNodesHandler); - var _modulesEdgesHandler = __webpack_require__(84); + var _modulesEdgesHandler = __webpack_require__(82); var _modulesEdgesHandler2 = _interopRequireDefault(_modulesEdgesHandler); - var _modulesPhysicsEngine = __webpack_require__(91); + var _modulesPhysicsEngine = __webpack_require__(89); var _modulesPhysicsEngine2 = _interopRequireDefault(_modulesPhysicsEngine); - var _modulesClustering = __webpack_require__(100); + var _modulesClustering = __webpack_require__(98); var _modulesClustering2 = _interopRequireDefault(_modulesClustering); - var _modulesCanvasRenderer = __webpack_require__(102); + var _modulesCanvasRenderer = __webpack_require__(100); var _modulesCanvasRenderer2 = _interopRequireDefault(_modulesCanvasRenderer); - var _modulesCanvas = __webpack_require__(103); + var _modulesCanvas = __webpack_require__(101); var _modulesCanvas2 = _interopRequireDefault(_modulesCanvas); - var _modulesView = __webpack_require__(104); + var _modulesView = __webpack_require__(102); var _modulesView2 = _interopRequireDefault(_modulesView); @@ -27909,39 +26752,39 @@ return /******/ (function(modules) { // webpackBootstrap var _modulesInteractionHandler2 = _interopRequireDefault(_modulesInteractionHandler); - var _modulesSelectionHandler = __webpack_require__(2); + var _modulesSelectionHandler = __webpack_require__(105); var _modulesSelectionHandler2 = _interopRequireDefault(_modulesSelectionHandler); - var _modulesLayoutEngine = __webpack_require__(107); + var _modulesLayoutEngine = __webpack_require__(106); var _modulesLayoutEngine2 = _interopRequireDefault(_modulesLayoutEngine); - var _modulesManipulationSystem = __webpack_require__(108); + var _modulesManipulationSystem = __webpack_require__(107); var _modulesManipulationSystem2 = _interopRequireDefault(_modulesManipulationSystem); - var _sharedConfigurator = __webpack_require__(48); + var _sharedConfigurator = __webpack_require__(46); var _sharedConfigurator2 = _interopRequireDefault(_sharedConfigurator); - var _sharedValidator = __webpack_require__(50); + var _sharedValidator = __webpack_require__(48); var _sharedValidator2 = _interopRequireDefault(_sharedValidator); - var _optionsJs = __webpack_require__(5); + var _optionsJs = __webpack_require__(108); __webpack_require__(109); - var Emitter = __webpack_require__(22); - var Hammer = __webpack_require__(7); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); + var Emitter = __webpack_require__(20); + var Hammer = __webpack_require__(5); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); var dotparser = __webpack_require__(110); var gephiParser = __webpack_require__(111); var Images = __webpack_require__(112); - var Activator = __webpack_require__(45); + var Activator = __webpack_require__(43); var locales = __webpack_require__(113); /** @@ -28479,7 +27322,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = Network; /***/ }, -/* 63 */ +/* 61 */ /***/ function(module, exports, __webpack_require__) { "use strict"; @@ -28492,7 +27335,7 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - var util = __webpack_require__(11); + var util = __webpack_require__(9); /** * @class Groups @@ -28621,7 +27464,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports["default"]; /***/ }, -/* 64 */ +/* 62 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -28636,17 +27479,17 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _componentsNode = __webpack_require__(65); + var _componentsNode = __webpack_require__(63); var _componentsNode2 = _interopRequireDefault(_componentsNode); - var _componentsSharedLabel = __webpack_require__(66); + var _componentsSharedLabel = __webpack_require__(64); var _componentsSharedLabel2 = _interopRequireDefault(_componentsSharedLabel); - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); var NodesHandler = (function () { function NodesHandler(body, images, groups, layoutEngine) { @@ -29099,7 +27942,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports['default']; /***/ }, -/* 65 */ +/* 63 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -29114,71 +27957,71 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _sharedLabel = __webpack_require__(66); + var _sharedLabel = __webpack_require__(64); var _sharedLabel2 = _interopRequireDefault(_sharedLabel); - var _nodesShapesBox = __webpack_require__(67); + var _nodesShapesBox = __webpack_require__(65); var _nodesShapesBox2 = _interopRequireDefault(_nodesShapesBox); - var _nodesShapesCircle = __webpack_require__(69); + var _nodesShapesCircle = __webpack_require__(67); var _nodesShapesCircle2 = _interopRequireDefault(_nodesShapesCircle); - var _nodesShapesCircularImage = __webpack_require__(71); + var _nodesShapesCircularImage = __webpack_require__(69); var _nodesShapesCircularImage2 = _interopRequireDefault(_nodesShapesCircularImage); - var _nodesShapesDatabase = __webpack_require__(72); + var _nodesShapesDatabase = __webpack_require__(70); var _nodesShapesDatabase2 = _interopRequireDefault(_nodesShapesDatabase); - var _nodesShapesDiamond = __webpack_require__(73); + var _nodesShapesDiamond = __webpack_require__(71); var _nodesShapesDiamond2 = _interopRequireDefault(_nodesShapesDiamond); - var _nodesShapesDot = __webpack_require__(75); + var _nodesShapesDot = __webpack_require__(73); var _nodesShapesDot2 = _interopRequireDefault(_nodesShapesDot); - var _nodesShapesEllipse = __webpack_require__(76); + var _nodesShapesEllipse = __webpack_require__(74); var _nodesShapesEllipse2 = _interopRequireDefault(_nodesShapesEllipse); - var _nodesShapesIcon = __webpack_require__(77); + var _nodesShapesIcon = __webpack_require__(75); var _nodesShapesIcon2 = _interopRequireDefault(_nodesShapesIcon); - var _nodesShapesImage = __webpack_require__(78); + var _nodesShapesImage = __webpack_require__(76); var _nodesShapesImage2 = _interopRequireDefault(_nodesShapesImage); - var _nodesShapesSquare = __webpack_require__(79); + var _nodesShapesSquare = __webpack_require__(77); var _nodesShapesSquare2 = _interopRequireDefault(_nodesShapesSquare); - var _nodesShapesStar = __webpack_require__(80); + var _nodesShapesStar = __webpack_require__(78); var _nodesShapesStar2 = _interopRequireDefault(_nodesShapesStar); - var _nodesShapesText = __webpack_require__(81); + var _nodesShapesText = __webpack_require__(79); var _nodesShapesText2 = _interopRequireDefault(_nodesShapesText); - var _nodesShapesTriangle = __webpack_require__(82); + var _nodesShapesTriangle = __webpack_require__(80); var _nodesShapesTriangle2 = _interopRequireDefault(_nodesShapesTriangle); - var _nodesShapesTriangleDown = __webpack_require__(83); + var _nodesShapesTriangleDown = __webpack_require__(81); var _nodesShapesTriangleDown2 = _interopRequireDefault(_nodesShapesTriangleDown); - var _sharedValidator = __webpack_require__(50); + var _sharedValidator = __webpack_require__(48); var _sharedValidator2 = _interopRequireDefault(_sharedValidator); - var util = __webpack_require__(11); + var util = __webpack_require__(9); /** * @class Node @@ -29614,7 +28457,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports['default']; /***/ }, -/* 66 */ +/* 64 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -29629,7 +28472,7 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var util = __webpack_require__(11); + var util = __webpack_require__(9); var Label = (function () { function Label(body, options) { @@ -29873,63 +28716,580 @@ return /******/ (function(modules) { // webpackBootstrap this.size.top += 4; // distance from node, required because we use hanging. Hanging has less difference between browsers this.size.yLine += 4; // distance from node } - - this.labelDirty = false; + + this.labelDirty = false; + } + }, { + key: '_processLabel', + + /** + * This calculates the width as well as explodes the label string and calculates the amount of lines. + * @param ctx + * @param selected + * @returns {number} + * @private + */ + value: function _processLabel(ctx, selected) { + var width = 0; + var lines = ['']; + var lineCount = 0; + if (this.options.label !== undefined) { + lines = String(this.options.label).split('\n'); + lineCount = lines.length; + ctx.font = (selected ? 'bold ' : '') + this.options.font.size + 'px ' + this.options.font.face; + 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; + } + } + this.lines = lines; + this.lineCount = lineCount; + + return width; + } + }], [{ + key: 'parseOptions', + value: function parseOptions(parentOptions, newOptions) { + var allowDeletion = arguments[2] === undefined ? false : arguments[2]; + + if (typeof newOptions.font === 'string') { + var newOptionsArray = newOptions.font.split(' '); + parentOptions.size = newOptionsArray[0].replace('px', ''); + parentOptions.face = newOptionsArray[1]; + parentOptions.color = newOptionsArray[2]; + } else if (typeof newOptions.font === 'object') { + util.fillIfDefined(parentOptions, newOptions.font, allowDeletion); + } + parentOptions.size = Number(parentOptions.size); + } + }]); + + return Label; + })(); + + exports['default'] = Label; + module.exports = exports['default']; + +/***/ }, +/* 65 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilNodeBase = __webpack_require__(66); + + var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + + var Box = (function (_NodeBase) { + function Box(options, body, labelModule) { + _classCallCheck(this, Box); + + _get(Object.getPrototypeOf(Box.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(Box, _NodeBase); + + _createClass(Box, [{ + key: 'resize', + value: function resize(ctx, selected) { + if (this.width === undefined) { + var margin = 5; + var textSize = this.labelModule.getTextSize(ctx, selected); + this.width = textSize.width + 2 * margin; + this.height = textSize.height + 2 * margin; + this.radius = 0.5 * this.width; + } + } + }, { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(ctx, selected); + this.left = x - this.width / 2; + this.top = y - this.height / 2; + + var borderWidth = this.options.borderWidth; + var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; + + ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; + ctx.lineWidth = selected ? selectionLineWidth : borderWidth; + ctx.lineWidth /= this.body.view.scale; + ctx.lineWidth = Math.min(this.width, ctx.lineWidth); + + ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; + + var borderRadius = 6; + ctx.roundRect(this.left, this.top, this.width, this.height, borderRadius); + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.fill(); + + // disable shadows for other elements. + this.disableShadow(ctx); + + ctx.stroke(); + + this.updateBoundingBox(x, y); + this.labelModule.draw(ctx, x, y, selected); + } + }, { + key: 'updateBoundingBox', + value: function updateBoundingBox(x, y) { + this.left = x - this.width * 0.5; + this.top = y - this.height * 0.5; + + this.boundingBox.left = this.left; + this.boundingBox.top = this.top; + this.boundingBox.bottom = this.top + this.height; + this.boundingBox.right = this.left + this.width; + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + var a = this.width / 2; + var b = this.height / 2; + var w = Math.sin(angle) * a; + var h = Math.cos(angle) * b; + return a * b / Math.sqrt(w * w + h * h); + } + }]); + + return Box; + })(_utilNodeBase2['default']); + + exports['default'] = Box; + module.exports = exports['default']; + +/***/ }, +/* 66 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + var NodeBase = (function () { + function NodeBase(options, body, labelModule) { + _classCallCheck(this, NodeBase); + + this.body = body; + this.labelModule = labelModule; + this.setOptions(options); + this.top = undefined; + this.left = undefined; + this.height = undefined; + this.width = undefined; + this.radius = undefined; + this.boundingBox = { top: 0, left: 0, right: 0, bottom: 0 }; + } + + _createClass(NodeBase, [{ + key: 'setOptions', + value: function setOptions(options) { + this.options = options; + } + }, { + key: '_distanceToBorder', + value: function _distanceToBorder(angle) { + var borderWidth = 1; + return Math.min(Math.abs(this.width / 2 / Math.cos(angle)), Math.abs(this.height / 2 / Math.sin(angle))) + borderWidth; + } + }, { + key: 'enableShadow', + value: function enableShadow(ctx) { + if (this.options.shadow.enabled === true) { + ctx.shadowColor = 'rgba(0,0,0,0.5)'; + ctx.shadowBlur = this.options.shadow.size; + ctx.shadowOffsetX = this.options.shadow.x; + ctx.shadowOffsetY = this.options.shadow.y; + } + } + }, { + key: 'disableShadow', + value: function disableShadow(ctx) { + if (this.options.shadow.enabled === true) { + ctx.shadowColor = 'rgba(0,0,0,0)'; + ctx.shadowBlur = 0; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; + } + } + }]); + + return NodeBase; + })(); + + exports['default'] = NodeBase; + module.exports = exports['default']; + +/***/ }, +/* 67 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilCircleImageBase = __webpack_require__(68); + + var _utilCircleImageBase2 = _interopRequireDefault(_utilCircleImageBase); + + var Circle = (function (_CircleImageBase) { + function Circle(options, body, labelModule) { + _classCallCheck(this, Circle); + + _get(Object.getPrototypeOf(Circle.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(Circle, _CircleImageBase); + + _createClass(Circle, [{ + key: 'resize', + value: function resize(ctx, selected) { + if (this.width === undefined) { + var margin = 5; + var textSize = this.labelModule.getTextSize(ctx, selected); + var diameter = Math.max(textSize.width, textSize.height) + 2 * margin; + this.options.size = diameter / 2; + + this.width = diameter; + this.height = diameter; + this.radius = 0.5 * this.width; + } + } + }, { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(ctx, selected); + this.left = x - this.width / 2; + this.top = y - this.height / 2; + + this._drawRawCircle(ctx, x, y, selected, hover, this.options.size); + + this.boundingBox.top = y - this.options.size; + this.boundingBox.left = x - this.options.size; + this.boundingBox.right = x + this.options.size; + this.boundingBox.bottom = y + this.options.size; + + this.updateBoundingBox(x, y); + this.labelModule.draw(ctx, x, y, selected); + } + }, { + key: 'updateBoundingBox', + value: function updateBoundingBox(x, y) { + this.boundingBox.top = y - this.options.size; + this.boundingBox.left = x - this.options.size; + this.boundingBox.right = x + this.options.size; + this.boundingBox.bottom = y + this.options.size; + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + var a = this.width / 2; + var b = this.height / 2; + var w = Math.sin(angle) * a; + var h = Math.cos(angle) * b; + return a * b / Math.sqrt(w * w + h * h); + } + }]); + + return Circle; + })(_utilCircleImageBase2['default']); + + exports['default'] = Circle; + module.exports = exports['default']; + +/***/ }, +/* 68 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilNodeBase = __webpack_require__(66); + + var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + + var CircleImageBase = (function (_NodeBase) { + function CircleImageBase(options, body, labelModule) { + _classCallCheck(this, CircleImageBase); + + _get(Object.getPrototypeOf(CircleImageBase.prototype), 'constructor', this).call(this, options, body, labelModule); + this.labelOffset = 0; + this.imageLoaded = false; + } + + _inherits(CircleImageBase, _NodeBase); + + _createClass(CircleImageBase, [{ + key: '_resizeImage', + + /** + * This function resizes the image by the options size when the image has not yet loaded. If the image has loaded, we + * force the update of the size again. + * + * @private + */ + value: function _resizeImage() { + var force = false; + if (!this.imageObj.width || !this.imageObj.height) { + // undefined or 0 + this.imageLoaded = false; + } else if (this.imageLoaded === false) { + this.imageLoaded = true; + force = true; + } + + if (!this.width || !this.height || force === true) { + // undefined or 0 + var width, height, ratio; + if (this.imageObj.width && this.imageObj.height) { + // not undefined or 0 + width = 0; + height = 0; + } + if (this.imageObj.width > this.imageObj.height) { + ratio = this.imageObj.width / this.imageObj.height; + width = this.options.size * 2 * ratio || this.imageObj.width; + height = this.options.size * 2 || this.imageObj.height; + } else { + if (this.imageObj.width && this.imageObj.height) { + // not undefined or 0 + ratio = this.imageObj.height / this.imageObj.width; + } else { + ratio = 1; + } + width = this.options.size * 2 || this.imageObj.width; + height = this.options.size * 2 * ratio || this.imageObj.height; + } + this.width = width; + this.height = height; + this.radius = 0.5 * this.width; + } + } + }, { + key: '_drawRawCircle', + value: function _drawRawCircle(ctx, x, y, selected, hover, size) { + var borderWidth = this.options.borderWidth; + var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; + + ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; + + ctx.lineWidth = selected ? selectionLineWidth : borderWidth; + ctx.lineWidth *= this.networkScaleInv; + ctx.lineWidth = Math.min(this.width, ctx.lineWidth); + + ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; + ctx.circle(x, y, size); + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.fill(); + + // disable shadows for other elements. + this.disableShadow(ctx); + + ctx.stroke(); + } + }, { + key: '_drawImageAtPosition', + value: function _drawImageAtPosition(ctx) { + if (this.imageObj.width != 0) { + // draw the image + ctx.globalAlpha = 1; + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height); + + // disable shadows for other elements. + this.disableShadow(ctx); + } + } + }, { + key: '_drawImageLabel', + value: function _drawImageLabel(ctx, x, y, selected) { + var yLabel; + var offset = 0; + + if (this.height !== undefined) { + offset = this.height * 0.5; + var labelDimensions = this.labelModule.getTextSize(ctx); + if (labelDimensions.lineCount >= 1) { + offset += labelDimensions.height / 2; + } + } + + yLabel = y + offset; + + if (this.options.label) { + this.labelOffset = offset; + } + this.labelModule.draw(ctx, x, yLabel, selected, 'hanging'); + } + }]); + + return CircleImageBase; + })(_utilNodeBase2['default']); + + exports['default'] = CircleImageBase; + module.exports = exports['default']; + +/***/ }, +/* 69 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilCircleImageBase = __webpack_require__(68); + + var _utilCircleImageBase2 = _interopRequireDefault(_utilCircleImageBase); + + var CircularImage = (function (_CircleImageBase) { + function CircularImage(options, body, labelModule, imageObj) { + _classCallCheck(this, CircularImage); + + _get(Object.getPrototypeOf(CircularImage.prototype), 'constructor', this).call(this, options, body, labelModule); + this.imageObj = imageObj; + this._swapToImageResizeWhenImageLoaded = true; + } + + _inherits(CircularImage, _CircleImageBase); + + _createClass(CircularImage, [{ + key: 'resize', + value: function resize() { + if (this.imageObj.src === undefined || this.imageObj.width === undefined || this.imageObj.height === undefined) { + if (!this.width) { + var diameter = this.options.size * 2; + this.width = diameter; + this.height = diameter; + this._swapToImageResizeWhenImageLoaded = true; + this.radius = 0.5 * this.width; + } + } else { + if (this._swapToImageResizeWhenImageLoaded) { + this.width = undefined; + this.height = undefined; + this._swapToImageResizeWhenImageLoaded = false; + } + this._resizeImage(); + } } }, { - key: '_processLabel', + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(); - /** - * This calculates the width as well as explodes the label string and calculates the amount of lines. - * @param ctx - * @param selected - * @returns {number} - * @private - */ - value: function _processLabel(ctx, selected) { - var width = 0; - var lines = ['']; - var lineCount = 0; - if (this.options.label !== undefined) { - lines = String(this.options.label).split('\n'); - lineCount = lines.length; - ctx.font = (selected ? 'bold ' : '') + this.options.font.size + 'px ' + this.options.font.face; - 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; - } - } - this.lines = lines; - this.lineCount = lineCount; + this.left = x - this.width / 2; + this.top = y - this.height / 2; - return width; - } - }], [{ - key: 'parseOptions', - value: function parseOptions(parentOptions, newOptions) { - var allowDeletion = arguments[2] === undefined ? false : arguments[2]; + var size = Math.min(0.5 * this.height, 0.5 * this.width); - if (typeof newOptions.font === 'string') { - var newOptionsArray = newOptions.font.split(' '); - parentOptions.size = newOptionsArray[0].replace('px', ''); - parentOptions.face = newOptionsArray[1]; - parentOptions.color = newOptionsArray[2]; - } else if (typeof newOptions.font === 'object') { - util.fillIfDefined(parentOptions, newOptions.font, allowDeletion); - } - parentOptions.size = Number(parentOptions.size); + this._drawRawCircle(ctx, x, y, selected, hover, size); + + ctx.save(); + ctx.circle(x, y, size); + ctx.stroke(); + ctx.clip(); + + this._drawImageAtPosition(ctx); + + ctx.restore(); + + this._drawImageLabel(ctx, x, y, selected); + + this.updateBoundingBox(x, y); + } + }, { + key: 'updateBoundingBox', + value: function updateBoundingBox(x, y) { + this.boundingBox.top = y - this.options.size; + this.boundingBox.left = x - this.options.size; + this.boundingBox.right = x + this.options.size; + this.boundingBox.bottom = y + this.options.size; + this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); + this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); + this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelOffset); + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + return this._distanceToBorder(angle); } }]); - return Label; - })(); + return CircularImage; + })(_utilCircleImageBase2['default']); - exports['default'] = Label; + exports['default'] = CircularImage; module.exports = exports['default']; /***/ }, -/* 67 */ +/* 70 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -29948,27 +29308,28 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilNodeBase = __webpack_require__(68); + var _utilNodeBase = __webpack_require__(66); var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); - var Box = (function (_NodeBase) { - function Box(options, body, labelModule) { - _classCallCheck(this, Box); + var Database = (function (_NodeBase) { + function Database(options, body, labelModule) { + _classCallCheck(this, Database); - _get(Object.getPrototypeOf(Box.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Database.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(Box, _NodeBase); + _inherits(Database, _NodeBase); - _createClass(Box, [{ + _createClass(Database, [{ key: 'resize', value: function resize(ctx, selected) { if (this.width === undefined) { var margin = 5; var textSize = this.labelModule.getTextSize(ctx, selected); - this.width = textSize.width + 2 * margin; - this.height = textSize.height + 2 * margin; + var size = textSize.width + 2 * margin; + this.width = size; + this.height = size; this.radius = 0.5 * this.width; } } @@ -29983,14 +29344,12 @@ return /******/ (function(modules) { // webpackBootstrap var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; - ctx.lineWidth = selected ? selectionLineWidth : borderWidth; - ctx.lineWidth /= this.body.view.scale; + ctx.lineWidth = this.selected ? selectionLineWidth : borderWidth; + ctx.lineWidth *= this.networkScaleInv; ctx.lineWidth = Math.min(this.width, ctx.lineWidth); ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; - - var borderRadius = 6; - ctx.roundRect(this.left, this.top, this.width, this.height, borderRadius); + ctx.database(x - this.width / 2, y - this.height * 0.5, this.width, this.height); // draw shadow if enabled this.enableShadow(ctx); @@ -30002,6 +29361,7 @@ return /******/ (function(modules) { // webpackBootstrap ctx.stroke(); this.updateBoundingBox(x, y); + this.labelModule.draw(ctx, x, y, selected); } }, { @@ -30027,14 +29387,14 @@ return /******/ (function(modules) { // webpackBootstrap } }]); - return Box; + return Database; })(_utilNodeBase2['default']); - exports['default'] = Box; + exports['default'] = Database; module.exports = exports['default']; /***/ }, -/* 68 */ +/* 71 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30045,64 +29405,52 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var NodeBase = (function () { - function NodeBase(options, body, labelModule) { - _classCallCheck(this, NodeBase); + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - this.body = body; - this.labelModule = labelModule; - this.setOptions(options); - this.top = undefined; - this.left = undefined; - this.height = undefined; - this.width = undefined; - this.radius = undefined; - this.boundingBox = { top: 0, left: 0, right: 0, bottom: 0 }; + var _utilShapeBase = __webpack_require__(72); + + var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + + var Diamond = (function (_ShapeBase) { + function Diamond(options, body, labelModule) { + _classCallCheck(this, Diamond); + + _get(Object.getPrototypeOf(Diamond.prototype), 'constructor', this).call(this, options, body, labelModule); } - _createClass(NodeBase, [{ - key: 'setOptions', - value: function setOptions(options) { - this.options = options; - } - }, { - key: '_distanceToBorder', - value: function _distanceToBorder(angle) { - var borderWidth = 1; - return Math.min(Math.abs(this.width / 2 / Math.cos(angle)), Math.abs(this.height / 2 / Math.sin(angle))) + borderWidth; + _inherits(Diamond, _ShapeBase); + + _createClass(Diamond, [{ + key: 'resize', + value: function resize(ctx) { + this._resizeShape(); } }, { - key: 'enableShadow', - value: function enableShadow(ctx) { - if (this.options.shadow.enabled === true) { - ctx.shadowColor = 'rgba(0,0,0,0.5)'; - ctx.shadowBlur = this.options.shadow.size; - ctx.shadowOffsetX = this.options.shadow.x; - ctx.shadowOffsetY = this.options.shadow.y; - } + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this._drawShape(ctx, 'diamond', 4, x, y, selected, hover); } }, { - key: 'disableShadow', - value: function disableShadow(ctx) { - if (this.options.shadow.enabled === true) { - ctx.shadowColor = 'rgba(0,0,0,0)'; - ctx.shadowBlur = 0; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - } + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + return this._distanceToBorder(angle); } }]); - return NodeBase; - })(); + return Diamond; + })(_utilShapeBase2['default']); - exports['default'] = NodeBase; + exports['default'] = Diamond; module.exports = exports['default']; /***/ }, -/* 69 */ +/* 72 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30121,49 +29469,62 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilCircleImageBase = __webpack_require__(70); + var _utilNodeBase = __webpack_require__(66); - var _utilCircleImageBase2 = _interopRequireDefault(_utilCircleImageBase); + var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); - var Circle = (function (_CircleImageBase) { - function Circle(options, body, labelModule) { - _classCallCheck(this, Circle); + var ShapeBase = (function (_NodeBase) { + function ShapeBase(options, body, labelModule) { + _classCallCheck(this, ShapeBase); - _get(Object.getPrototypeOf(Circle.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(ShapeBase.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(Circle, _CircleImageBase); + _inherits(ShapeBase, _NodeBase); - _createClass(Circle, [{ - key: 'resize', - value: function resize(ctx, selected) { + _createClass(ShapeBase, [{ + key: '_resizeShape', + value: function _resizeShape() { if (this.width === undefined) { - var margin = 5; - var textSize = this.labelModule.getTextSize(ctx, selected); - var diameter = Math.max(textSize.width, textSize.height) + 2 * margin; - this.options.size = diameter / 2; - - this.width = diameter; - this.height = diameter; + var size = 2 * this.options.size; + this.width = size; + this.height = size; this.radius = 0.5 * this.width; } } }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this.resize(ctx, selected); + key: '_drawShape', + value: function _drawShape(ctx, shape, sizeMultiplier, x, y, selected, hover) { + this._resizeShape(); + this.left = x - this.width / 2; this.top = y - this.height / 2; - this._drawRawCircle(ctx, x, y, selected, hover, this.options.size); + var borderWidth = this.options.borderWidth; + var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - this.boundingBox.top = y - this.options.size; - this.boundingBox.left = x - this.options.size; - this.boundingBox.right = x + this.options.size; - this.boundingBox.bottom = y + this.options.size; + ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; + ctx.lineWidth = selected ? selectionLineWidth : borderWidth; + ctx.lineWidth /= this.body.view.scale; + ctx.lineWidth = Math.min(this.width, ctx.lineWidth); + ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; + ctx[shape](x, y, this.options.size); + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.fill(); + + // disable shadows for other elements. + this.disableShadow(ctx); + + ctx.stroke(); + + if (this.options.label !== undefined) { + var yLabel = y + 0.5 * this.height + 3; // the + 3 is to offset it a bit below the node. + this.labelModule.draw(ctx, x, yLabel, selected, 'hanging'); + } this.updateBoundingBox(x, y); - this.labelModule.draw(ctx, x, y, selected); } }, { key: 'updateBoundingBox', @@ -30172,27 +29533,79 @@ return /******/ (function(modules) { // webpackBootstrap this.boundingBox.left = x - this.options.size; this.boundingBox.right = x + this.options.size; this.boundingBox.bottom = y + this.options.size; + + if (this.options.label !== undefined) { + this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); + this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); + this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelModule.size.height + 3); + } + } + }]); + + return ShapeBase; + })(_utilNodeBase2['default']); + + exports['default'] = ShapeBase; + module.exports = exports['default']; + +/***/ }, +/* 73 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilShapeBase = __webpack_require__(72); + + var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + + var Dot = (function (_ShapeBase) { + function Dot(options, body, labelModule) { + _classCallCheck(this, Dot); + + _get(Object.getPrototypeOf(Dot.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(Dot, _ShapeBase); + + _createClass(Dot, [{ + key: 'resize', + value: function resize(ctx) { + this._resizeShape(); + } + }, { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this._drawShape(ctx, 'circle', 2, x, y, selected, hover); } }, { key: 'distanceToBorder', value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - var a = this.width / 2; - var b = this.height / 2; - var w = Math.sin(angle) * a; - var h = Math.cos(angle) * b; - return a * b / Math.sqrt(w * w + h * h); + return this.options.size + this.options.borderWidth; } }]); - return Circle; - })(_utilCircleImageBase2['default']); + return Dot; + })(_utilShapeBase2['default']); - exports['default'] = Circle; + exports['default'] = Dot; module.exports = exports['default']; /***/ }, -/* 70 */ +/* 74 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30211,81 +29624,51 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilNodeBase = __webpack_require__(68); + var _utilNodeBase = __webpack_require__(66); var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); - var CircleImageBase = (function (_NodeBase) { - function CircleImageBase(options, body, labelModule) { - _classCallCheck(this, CircleImageBase); + var Ellipse = (function (_NodeBase) { + function Ellipse(options, body, labelModule) { + _classCallCheck(this, Ellipse); - _get(Object.getPrototypeOf(CircleImageBase.prototype), 'constructor', this).call(this, options, body, labelModule); - this.labelOffset = 0; - this.imageLoaded = false; + _get(Object.getPrototypeOf(Ellipse.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(CircleImageBase, _NodeBase); - - _createClass(CircleImageBase, [{ - key: '_resizeImage', + _inherits(Ellipse, _NodeBase); - /** - * This function resizes the image by the options size when the image has not yet loaded. If the image has loaded, we - * force the update of the size again. - * - * @private - */ - value: function _resizeImage() { - var force = false; - if (!this.imageObj.width || !this.imageObj.height) { - // undefined or 0 - this.imageLoaded = false; - } else if (this.imageLoaded === false) { - this.imageLoaded = true; - force = true; - } + _createClass(Ellipse, [{ + key: 'resize', + value: function resize(ctx, selected) { + if (this.width === undefined) { + var textSize = this.labelModule.getTextSize(ctx, selected); - if (!this.width || !this.height || force === true) { - // undefined or 0 - var width, height, ratio; - if (this.imageObj.width && this.imageObj.height) { - // not undefined or 0 - width = 0; - height = 0; - } - if (this.imageObj.width > this.imageObj.height) { - ratio = this.imageObj.width / this.imageObj.height; - width = this.options.size * 2 * ratio || this.imageObj.width; - height = this.options.size * 2 || this.imageObj.height; - } else { - if (this.imageObj.width && this.imageObj.height) { - // not undefined or 0 - ratio = this.imageObj.height / this.imageObj.width; - } else { - ratio = 1; - } - width = this.options.size * 2 || this.imageObj.width; - height = this.options.size * 2 * ratio || this.imageObj.height; + this.width = textSize.width * 1.5; + this.height = textSize.height * 2; + if (this.width < this.height) { + this.width = this.height; } - this.width = width; - this.height = height; this.radius = 0.5 * this.width; } } }, { - key: '_drawRawCircle', - value: function _drawRawCircle(ctx, x, y, selected, hover, size) { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(ctx, selected); + this.left = x - this.width * 0.5; + this.top = y - this.height * 0.5; + var borderWidth = this.options.borderWidth; var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; ctx.lineWidth = selected ? selectionLineWidth : borderWidth; - ctx.lineWidth *= this.networkScaleInv; + ctx.lineWidth /= this.body.view.scale; ctx.lineWidth = Math.min(this.width, ctx.lineWidth); ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; - ctx.circle(x, y, size); + ctx.ellipse(this.left, this.top, this.width, this.height); // draw shadow if enabled this.enableShadow(ctx); @@ -30295,53 +29678,157 @@ return /******/ (function(modules) { // webpackBootstrap this.disableShadow(ctx); ctx.stroke(); + + this.updateBoundingBox(x, y); + this.labelModule.draw(ctx, x, y, selected); + } + }, { + key: 'updateBoundingBox', + value: function updateBoundingBox(x, y) { + this.left = x - this.width * 0.5; + this.top = y - this.height * 0.5; + + this.boundingBox.left = this.left; + this.boundingBox.top = this.top; + this.boundingBox.bottom = this.top + this.height; + this.boundingBox.right = this.left + this.width; + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + var a = this.width * 0.5; + var b = this.height * 0.5; + var w = Math.sin(angle) * a; + var h = Math.cos(angle) * b; + return a * b / Math.sqrt(w * w + h * h); + } + }]); + + return Ellipse; + })(_utilNodeBase2['default']); + + exports['default'] = Ellipse; + module.exports = exports['default']; + +/***/ }, +/* 75 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilNodeBase = __webpack_require__(66); + + var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + + var Icon = (function (_NodeBase) { + function Icon(options, body, labelModule) { + _classCallCheck(this, Icon); + + _get(Object.getPrototypeOf(Icon.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(Icon, _NodeBase); + + _createClass(Icon, [{ + key: 'resize', + value: function resize(ctx) { + if (this.width === undefined) { + var margin = 5; + var iconSize = { + width: Number(this.options.icon.size), + height: Number(this.options.icon.size) + }; + this.width = iconSize.width + 2 * margin; + this.height = iconSize.height + 2 * margin; + this.radius = 0.5 * this.width; + } + } + }, { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(ctx); + this.options.icon.size = this.options.icon.size || 50; + + this.left = x - this.width * 0.5; + this.top = y - this.height * 0.5; + this._icon(ctx, x, y, selected); + + if (this.options.label !== undefined) { + var iconTextSpacing = 5; + this.labelModule.draw(ctx, x, y + this.height * 0.5 + iconTextSpacing, selected); + } + + this.updateBoundingBox(x, y); + } + }, { + key: 'updateBoundingBox', + value: function updateBoundingBox(x, y) { + this.boundingBox.top = y - this.options.icon.size * 0.5; + this.boundingBox.left = x - this.options.icon.size * 0.5; + this.boundingBox.right = x + this.options.icon.size * 0.5; + this.boundingBox.bottom = y + this.options.icon.size * 0.5; + + if (this.options.label !== undefined) { + var iconTextSpacing = 5; + this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); + this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); + this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelModule.size.height + iconTextSpacing); + } } }, { - key: '_drawImageAtPosition', - value: function _drawImageAtPosition(ctx) { - if (this.imageObj.width != 0) { - // draw the image - ctx.globalAlpha = 1; + key: '_icon', + value: function _icon(ctx, x, y, selected) { + var iconSize = Number(this.options.icon.size); + + if (this.options.icon.code !== undefined) { + ctx.font = (selected ? 'bold ' : '') + iconSize + 'px ' + this.options.icon.face; + + // draw icon + ctx.fillStyle = this.options.icon.color || 'black'; + ctx.textAlign = 'center'; + ctx.textBaseline = 'middle'; // draw shadow if enabled this.enableShadow(ctx); - ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height); + ctx.fillText(this.options.icon.code, x, y); // disable shadows for other elements. this.disableShadow(ctx); + } else { + console.error('When using the icon shape, you need to define the code in the icon options object. This can be done per node or globally.'); } } }, { - key: '_drawImageLabel', - value: function _drawImageLabel(ctx, x, y, selected) { - var yLabel; - var offset = 0; - - if (this.height !== undefined) { - offset = this.height * 0.5; - var labelDimensions = this.labelModule.getTextSize(ctx); - if (labelDimensions.lineCount >= 1) { - offset += labelDimensions.height / 2; - } - } - - yLabel = y + offset; - - if (this.options.label) { - this.labelOffset = offset; - } - this.labelModule.draw(ctx, x, yLabel, selected, 'hanging'); + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + this._distanceToBorder(angle); } }]); - return CircleImageBase; + return Icon; })(_utilNodeBase2['default']); - exports['default'] = CircleImageBase; + exports['default'] = Icon; module.exports = exports['default']; /***/ }, -/* 71 */ +/* 76 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30360,93 +29847,75 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilCircleImageBase = __webpack_require__(70); + var _utilCircleImageBase = __webpack_require__(68); var _utilCircleImageBase2 = _interopRequireDefault(_utilCircleImageBase); - var CircularImage = (function (_CircleImageBase) { - function CircularImage(options, body, labelModule, imageObj) { - _classCallCheck(this, CircularImage); + var Image = (function (_CircleImageBase) { + function Image(options, body, labelModule, imageObj) { + _classCallCheck(this, Image); - _get(Object.getPrototypeOf(CircularImage.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Image.prototype), 'constructor', this).call(this, options, body, labelModule); this.imageObj = imageObj; - this._swapToImageResizeWhenImageLoaded = true; } - _inherits(CircularImage, _CircleImageBase); + _inherits(Image, _CircleImageBase); - _createClass(CircularImage, [{ + _createClass(Image, [{ key: 'resize', value: function resize() { - if (this.imageObj.src === undefined || this.imageObj.width === undefined || this.imageObj.height === undefined) { - if (!this.width) { - var diameter = this.options.size * 2; - this.width = diameter; - this.height = diameter; - this._swapToImageResizeWhenImageLoaded = true; - this.radius = 0.5 * this.width; - } - } else { - if (this._swapToImageResizeWhenImageLoaded) { - this.width = undefined; - this.height = undefined; - this._swapToImageResizeWhenImageLoaded = false; - } - this._resizeImage(); - } + this._resizeImage(); } }, { key: 'draw', value: function draw(ctx, x, y, selected, hover) { this.resize(); - this.left = x - this.width / 2; this.top = y - this.height / 2; - var size = Math.min(0.5 * this.height, 0.5 * this.width); - - this._drawRawCircle(ctx, x, y, selected, hover, size); - - ctx.save(); - ctx.circle(x, y, size); - ctx.stroke(); - ctx.clip(); - this._drawImageAtPosition(ctx); - ctx.restore(); - - this._drawImageLabel(ctx, x, y, selected); + this._drawImageLabel(ctx, x, y, selected || hover); this.updateBoundingBox(x, y); } }, { key: 'updateBoundingBox', value: function updateBoundingBox(x, y) { - this.boundingBox.top = y - this.options.size; - this.boundingBox.left = x - this.options.size; - this.boundingBox.right = x + this.options.size; - this.boundingBox.bottom = y + this.options.size; - this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); - this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); - this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelOffset); + this.left = x - this.width / 2; + this.top = y - this.height / 2; + + this.boundingBox.top = this.top; + this.boundingBox.left = this.left; + this.boundingBox.right = this.left + this.width; + this.boundingBox.bottom = this.top + this.height; + + if (this.options.label !== undefined) { + this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); + this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); + this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelOffset); + } } }, { key: 'distanceToBorder', value: function distanceToBorder(ctx, angle) { this.resize(ctx); - return this._distanceToBorder(angle); + var a = this.width / 2; + var b = this.height / 2; + var w = Math.sin(angle) * a; + var h = Math.cos(angle) * b; + return a * b / Math.sqrt(w * w + h * h); } }]); - return CircularImage; + return Image; })(_utilCircleImageBase2['default']); - exports['default'] = CircularImage; + exports['default'] = Image; module.exports = exports['default']; /***/ }, -/* 72 */ +/* 77 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30465,93 +29934,45 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilNodeBase = __webpack_require__(68); + var _utilShapeBase = __webpack_require__(72); - var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); - var Database = (function (_NodeBase) { - function Database(options, body, labelModule) { - _classCallCheck(this, Database); + var Square = (function (_ShapeBase) { + function Square(options, body, labelModule) { + _classCallCheck(this, Square); - _get(Object.getPrototypeOf(Database.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Square.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(Database, _NodeBase); + _inherits(Square, _ShapeBase); - _createClass(Database, [{ + _createClass(Square, [{ key: 'resize', - value: function resize(ctx, selected) { - if (this.width === undefined) { - var margin = 5; - var textSize = this.labelModule.getTextSize(ctx, selected); - var size = textSize.width + 2 * margin; - this.width = size; - this.height = size; - this.radius = 0.5 * this.width; - } + value: function resize() { + this._resizeShape(); } }, { key: 'draw', value: function draw(ctx, x, y, selected, hover) { - this.resize(ctx, selected); - this.left = x - this.width / 2; - this.top = y - this.height / 2; - - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - - ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; - ctx.lineWidth = this.selected ? selectionLineWidth : borderWidth; - ctx.lineWidth *= this.networkScaleInv; - ctx.lineWidth = Math.min(this.width, ctx.lineWidth); - - ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; - ctx.database(x - this.width / 2, y - this.height * 0.5, this.width, this.height); - - // draw shadow if enabled - this.enableShadow(ctx); - ctx.fill(); - - // disable shadows for other elements. - this.disableShadow(ctx); - - ctx.stroke(); - - this.updateBoundingBox(x, y); - - this.labelModule.draw(ctx, x, y, selected); - } - }, { - key: 'updateBoundingBox', - value: function updateBoundingBox(x, y) { - this.left = x - this.width * 0.5; - this.top = y - this.height * 0.5; - - this.boundingBox.left = this.left; - this.boundingBox.top = this.top; - this.boundingBox.bottom = this.top + this.height; - this.boundingBox.right = this.left + this.width; + this._drawShape(ctx, 'square', 2, x, y, selected, hover); } }, { key: 'distanceToBorder', value: function distanceToBorder(ctx, angle) { this.resize(ctx); - var a = this.width / 2; - var b = this.height / 2; - var w = Math.sin(angle) * a; - var h = Math.cos(angle) * b; - return a * b / Math.sqrt(w * w + h * h); + return this._distanceToBorder(angle); } }]); - return Database; - })(_utilNodeBase2['default']); + return Square; + })(_utilShapeBase2['default']); - exports['default'] = Database; + exports['default'] = Square; module.exports = exports['default']; /***/ }, -/* 73 */ +/* 78 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30570,20 +29991,20 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilShapeBase = __webpack_require__(74); + var _utilShapeBase = __webpack_require__(72); var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); - var Diamond = (function (_ShapeBase) { - function Diamond(options, body, labelModule) { - _classCallCheck(this, Diamond); + var Star = (function (_ShapeBase) { + function Star(options, body, labelModule) { + _classCallCheck(this, Star); - _get(Object.getPrototypeOf(Diamond.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Star.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(Diamond, _ShapeBase); + _inherits(Star, _ShapeBase); - _createClass(Diamond, [{ + _createClass(Star, [{ key: 'resize', value: function resize(ctx) { this._resizeShape(); @@ -30591,7 +30012,7 @@ return /******/ (function(modules) { // webpackBootstrap }, { key: 'draw', value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'diamond', 4, x, y, selected, hover); + this._drawShape(ctx, 'star', 4, x, y, selected, hover); } }, { key: 'distanceToBorder', @@ -30600,14 +30021,14 @@ return /******/ (function(modules) { // webpackBootstrap } }]); - return Diamond; + return Star; })(_utilShapeBase2['default']); - exports['default'] = Diamond; + exports['default'] = Star; module.exports = exports['default']; /***/ }, -/* 74 */ +/* 79 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30626,87 +30047,73 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilNodeBase = __webpack_require__(68); + var _utilNodeBase = __webpack_require__(66); var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); - var ShapeBase = (function (_NodeBase) { - function ShapeBase(options, body, labelModule) { - _classCallCheck(this, ShapeBase); + var Text = (function (_NodeBase) { + function Text(options, body, labelModule) { + _classCallCheck(this, Text); - _get(Object.getPrototypeOf(ShapeBase.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Text.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(ShapeBase, _NodeBase); + _inherits(Text, _NodeBase); - _createClass(ShapeBase, [{ - key: '_resizeShape', - value: function _resizeShape() { + _createClass(Text, [{ + key: 'resize', + value: function resize(ctx, selected) { if (this.width === undefined) { - var size = 2 * this.options.size; - this.width = size; - this.height = size; + var margin = 5; + var textSize = this.labelModule.getTextSize(ctx, selected); + this.width = textSize.width + 2 * margin; + this.height = textSize.height + 2 * margin; this.radius = 0.5 * this.width; } } }, { - key: '_drawShape', - value: function _drawShape(ctx, shape, sizeMultiplier, x, y, selected, hover) { - this._resizeShape(); - + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this.resize(ctx, selected || hover); this.left = x - this.width / 2; this.top = y - this.height / 2; - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; - - ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; - ctx.lineWidth = selected ? selectionLineWidth : borderWidth; - ctx.lineWidth /= this.body.view.scale; - ctx.lineWidth = Math.min(this.width, ctx.lineWidth); - ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; - ctx[shape](x, y, this.options.size); - // draw shadow if enabled this.enableShadow(ctx); - ctx.fill(); + this.labelModule.draw(ctx, x, y, selected || hover); // disable shadows for other elements. this.disableShadow(ctx); - ctx.stroke(); - - if (this.options.label !== undefined) { - var yLabel = y + 0.5 * this.height + 3; // the + 3 is to offset it a bit below the node. - this.labelModule.draw(ctx, x, yLabel, selected, 'hanging'); - } - this.updateBoundingBox(x, y); } }, { key: 'updateBoundingBox', value: function updateBoundingBox(x, y) { - this.boundingBox.top = y - this.options.size; - this.boundingBox.left = x - this.options.size; - this.boundingBox.right = x + this.options.size; - this.boundingBox.bottom = y + this.options.size; + this.left = x - this.width / 2; + this.top = y - this.height / 2; - if (this.options.label !== undefined) { - this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); - this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); - this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelModule.size.height + 3); - } + this.boundingBox.top = this.top; + this.boundingBox.left = this.left; + this.boundingBox.right = this.left + this.width; + this.boundingBox.bottom = this.top + this.height; + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + this.resize(ctx); + return this._distanceToBorder(angle); } }]); - return ShapeBase; + return Text; })(_utilNodeBase2['default']); - exports['default'] = ShapeBase; + exports['default'] = Text; module.exports = exports['default']; /***/ }, -/* 75 */ +/* 80 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30725,20 +30132,20 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilShapeBase = __webpack_require__(74); + var _utilShapeBase = __webpack_require__(72); var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); - var Dot = (function (_ShapeBase) { - function Dot(options, body, labelModule) { - _classCallCheck(this, Dot); + var Triangle = (function (_ShapeBase) { + function Triangle(options, body, labelModule) { + _classCallCheck(this, Triangle); - _get(Object.getPrototypeOf(Dot.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(Triangle.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(Dot, _ShapeBase); + _inherits(Triangle, _ShapeBase); - _createClass(Dot, [{ + _createClass(Triangle, [{ key: 'resize', value: function resize(ctx) { this._resizeShape(); @@ -30746,23 +30153,23 @@ return /******/ (function(modules) { // webpackBootstrap }, { key: 'draw', value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'circle', 2, x, y, selected, hover); + this._drawShape(ctx, 'triangle', 3, x, y, selected, hover); } }, { key: 'distanceToBorder', value: function distanceToBorder(ctx, angle) { - return this.options.size + this.options.borderWidth; + return this._distanceToBorder(angle); } }]); - return Dot; + return Triangle; })(_utilShapeBase2['default']); - exports['default'] = Dot; + exports['default'] = Triangle; module.exports = exports['default']; /***/ }, -/* 76 */ +/* 81 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30781,211 +30188,481 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilNodeBase = __webpack_require__(68); + var _utilShapeBase = __webpack_require__(72); + + var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + + var TriangleDown = (function (_ShapeBase) { + function TriangleDown(options, body, labelModule) { + _classCallCheck(this, TriangleDown); + + _get(Object.getPrototypeOf(TriangleDown.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(TriangleDown, _ShapeBase); + + _createClass(TriangleDown, [{ + key: 'resize', + value: function resize(ctx) { + this._resizeShape(); + } + }, { + key: 'draw', + value: function draw(ctx, x, y, selected, hover) { + this._drawShape(ctx, 'triangleDown', 3, x, y, selected, hover); + } + }, { + key: 'distanceToBorder', + value: function distanceToBorder(ctx, angle) { + return this._distanceToBorder(angle); + } + }]); + + return TriangleDown; + })(_utilShapeBase2['default']); + + exports['default'] = TriangleDown; + module.exports = exports['default']; + +/***/ }, +/* 82 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + var _componentsEdge = __webpack_require__(83); + + var _componentsEdge2 = _interopRequireDefault(_componentsEdge); + + var _componentsSharedLabel = __webpack_require__(64); + + var _componentsSharedLabel2 = _interopRequireDefault(_componentsSharedLabel); + + var util = __webpack_require__(9); + var DataSet = __webpack_require__(15); + var DataView = __webpack_require__(17); + + var EdgesHandler = (function () { + function EdgesHandler(body, images, groups) { + var _this = this; + + _classCallCheck(this, EdgesHandler); + + this.body = body; + this.images = images; + this.groups = groups; + + // create the edge API in the body container + this.body.functions.createEdge = this.create.bind(this); + + this.edgesListeners = { + add: function add(event, params) { + _this.add(params.items); + }, + update: function update(event, params) { + _this.update(params.items); + }, + remove: function remove(event, params) { + _this.remove(params.items); + } + }; + + this.options = {}; + this.defaultOptions = { + arrows: { + to: { enabled: false, scaleFactor: 1 }, // boolean / {arrowScaleFactor:1} / {enabled: false, arrowScaleFactor:1} + middle: { enabled: false, scaleFactor: 1 }, + from: { enabled: false, scaleFactor: 1 } + }, + color: { + color: '#848484', + highlight: '#848484', + hover: '#848484', + inherit: 'from', + opacity: 1 + }, + dashes: false, + font: { + color: '#343434', + size: 14, // px + face: 'arial', + background: 'none', + strokeWidth: 2, // px + strokeColor: '#ffffff', + align: 'horizontal' + }, + hidden: false, + hoverWidth: 1.5, + label: undefined, + length: undefined, + physics: true, + scaling: { + min: 1, + max: 15, + label: { + enabled: true, + min: 14, + max: 30, + maxVisible: 30, + drawThreshold: 5 + }, + customScalingFunction: function customScalingFunction(min, max, total, value) { + if (max === min) { + return 0.5; + } else { + var scale = 1 / (max - min); + return Math.max(0, (value - min) * scale); + } + } + }, + selectionWidth: 1.5, + selfReferenceSize: 20, + shadow: { + enabled: false, + size: 10, + x: 5, + y: 5 + }, + smooth: { + enabled: true, + type: 'dynamic', + roundness: 0.5 + }, + title: undefined, + width: 1, + value: undefined + }; + + util.extend(this.options, this.defaultOptions); + + this.bindEventListeners(); + } + + _createClass(EdgesHandler, [{ + key: 'bindEventListeners', + value: function bindEventListeners() { + var _this2 = this; + + // this allows external modules to force all dynamic curves to turn static. + this.body.emitter.on('_forceDisableDynamicCurves', function (type) { + if (type === 'dynamic') { + type = 'continuous'; + } + var emitChange = false; + for (var edgeId in _this2.body.edges) { + if (_this2.body.edges.hasOwnProperty(edgeId)) { + var edge = _this2.body.edges[edgeId]; + var edgeData = _this2.body.data.edges._data[edgeId]; + + // only forcilby remove the smooth curve if the data has been set of the edge has the smooth curves defined. + // this is because a change in the global would not affect these curves. + if (edgeData !== undefined) { + var edgeOptions = edgeData.smooth; + if (edgeOptions !== undefined) { + if (edgeOptions.enabled === true && edgeOptions.type === 'dynamic') { + if (type === undefined) { + edge.setOptions({ smooth: false }); + } else { + edge.setOptions({ smooth: { type: type } }); + } + emitChange = true; + } + } + } + } + } + if (emitChange === true) { + _this2.body.emitter.emit('_dataChanged'); + } + }); - var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + // this is called when options of EXISTING nodes or edges have changed. + this.body.emitter.on('_dataUpdated', function () { + _this2.reconnectEdges(); + _this2.markAllEdgesAsDirty(); + }); - var Ellipse = (function (_NodeBase) { - function Ellipse(options, body, labelModule) { - _classCallCheck(this, Ellipse); + // refresh the edges. Used when reverting from hierarchical layout + this.body.emitter.on('refreshEdges', this.refresh.bind(this)); + this.body.emitter.on('refresh', this.refresh.bind(this)); + this.body.emitter.on('destroy', function () { + delete _this2.body.functions.createEdge; + delete _this2.edgesListeners.add; + delete _this2.edgesListeners.update; + delete _this2.edgesListeners.remove; + delete _this2.edgesListeners; + }); + } + }, { + key: 'setOptions', + value: function setOptions(options) { + if (options !== undefined) { + // use the parser from the Edge class to fill in all shorthand notations + _componentsEdge2['default'].parseOptions(this.options, options); - _get(Object.getPrototypeOf(Ellipse.prototype), 'constructor', this).call(this, options, body, labelModule); - } + // hanlde multiple input cases for color + if (options.color !== undefined) { + this.markAllEdgesAsDirty(); + } - _inherits(Ellipse, _NodeBase); + // update smooth settings in all edges + var dataChanged = false; + if (options.smooth !== undefined) { + for (var edgeId in this.body.edges) { + if (this.body.edges.hasOwnProperty(edgeId)) { + dataChanged = this.body.edges[edgeId].updateEdgeType() || dataChanged; + } + } + } - _createClass(Ellipse, [{ - key: 'resize', - value: function resize(ctx, selected) { - if (this.width === undefined) { - var textSize = this.labelModule.getTextSize(ctx, selected); + // update fonts in all edges + if (options.font !== undefined) { + // use the parser from the Label class to fill in all shorthand notations + _componentsSharedLabel2['default'].parseOptions(this.options, options); + for (var edgeId in this.body.edges) { + if (this.body.edges.hasOwnProperty(edgeId)) { + this.body.edges[edgeId].updateLabelModule(); + } + } + } - this.width = textSize.width * 1.5; - this.height = textSize.height * 2; - if (this.width < this.height) { - this.width = this.height; + // update the state of the variables if needed + if (options.hidden !== undefined || options.physics !== undefined || dataChanged === true) { + this.body.emitter.emit('_dataChanged'); } - this.radius = 0.5 * this.width; } } }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this.resize(ctx, selected); - this.left = x - this.width * 0.5; - this.top = y - this.height * 0.5; + key: 'setData', - var borderWidth = this.options.borderWidth; - var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth; + /** + * Load edges by reading the data table + * @param {Array | DataSet | DataView} edges The data containing the edges. + * @private + * @private + */ + value: function setData(edges) { + var _this3 = this; - ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border; + var doNotEmit = arguments[1] === undefined ? false : arguments[1]; - ctx.lineWidth = selected ? selectionLineWidth : borderWidth; - ctx.lineWidth /= this.body.view.scale; - ctx.lineWidth = Math.min(this.width, ctx.lineWidth); + var oldEdgesData = this.body.data.edges; - ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background; - ctx.ellipse(this.left, this.top, this.width, this.height); + if (edges instanceof DataSet || edges instanceof DataView) { + this.body.data.edges = edges; + } else if (Array.isArray(edges)) { + this.body.data.edges = new DataSet(); + this.body.data.edges.add(edges); + } else if (!edges) { + this.body.data.edges = new DataSet(); + } else { + throw new TypeError('Array or DataSet expected'); + } - // draw shadow if enabled - this.enableShadow(ctx); - ctx.fill(); + // TODO: is this null or undefined or false? + if (oldEdgesData) { + // unsubscribe from old dataset + util.forEach(this.edgesListeners, function (callback, event) { + oldEdgesData.off(event, callback); + }); + } - // disable shadows for other elements. - this.disableShadow(ctx); + // remove drawn edges + this.body.edges = {}; - ctx.stroke(); + // TODO: is this null or undefined or false? + if (this.body.data.edges) { + // subscribe to new dataset + util.forEach(this.edgesListeners, function (callback, event) { + _this3.body.data.edges.on(event, callback); + }); - this.updateBoundingBox(x, y); - this.labelModule.draw(ctx, x, y, selected); - } - }, { - key: 'updateBoundingBox', - value: function updateBoundingBox(x, y) { - this.left = x - this.width * 0.5; - this.top = y - this.height * 0.5; + // draw all new nodes + var ids = this.body.data.edges.getIds(); + this.add(ids, true); + } - this.boundingBox.left = this.left; - this.boundingBox.top = this.top; - this.boundingBox.bottom = this.top + this.height; - this.boundingBox.right = this.left + this.width; + if (doNotEmit === false) { + this.body.emitter.emit('_dataChanged'); + } } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - var a = this.width * 0.5; - var b = this.height * 0.5; - var w = Math.sin(angle) * a; - var h = Math.cos(angle) * b; - return a * b / Math.sqrt(w * w + h * h); - } - }]); - - return Ellipse; - })(_utilNodeBase2['default']); - - exports['default'] = Ellipse; - module.exports = exports['default']; - -/***/ }, -/* 77 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + key: 'add', - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + /** + * Add edges + * @param {Number[] | String[]} ids + * @private + */ + value: function add(ids) { + var doNotEmit = arguments[1] === undefined ? false : arguments[1]; - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + var edges = this.body.edges; + var edgesData = this.body.data.edges; - var _utilNodeBase = __webpack_require__(68); + for (var i = 0; i < ids.length; i++) { + var id = ids[i]; - var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + var oldEdge = edges[id]; + if (oldEdge) { + oldEdge.disconnect(); + } - var Icon = (function (_NodeBase) { - function Icon(options, body, labelModule) { - _classCallCheck(this, Icon); + var data = edgesData.get(id, { 'showInternalIds': true }); + edges[id] = this.create(data); + } - _get(Object.getPrototypeOf(Icon.prototype), 'constructor', this).call(this, options, body, labelModule); - } + if (doNotEmit === false) { + this.body.emitter.emit('_dataChanged'); + } + } + }, { + key: 'update', - _inherits(Icon, _NodeBase); + /** + * Update existing edges, or create them when not yet existing + * @param {Number[] | String[]} ids + * @private + */ + value: function update(ids) { + var edges = this.body.edges; + var edgesData = this.body.data.edges; + var dataChanged = false; + for (var i = 0; i < ids.length; i++) { + var id = ids[i]; + var data = edgesData.get(id); + var edge = edges[id]; + if (edge === null) { + // update edge + edge.disconnect(); + dataChanged = edge.setOptions(data) || dataChanged; // if a support node is added, data can be changed. + edge.connect(); + } else { + // create edge + this.body.edges[id] = this.create(data); + dataChanged = true; + } + } - _createClass(Icon, [{ - key: 'resize', - value: function resize(ctx) { - if (this.width === undefined) { - var margin = 5; - var iconSize = { - width: Number(this.options.icon.size), - height: Number(this.options.icon.size) - }; - this.width = iconSize.width + 2 * margin; - this.height = iconSize.height + 2 * margin; - this.radius = 0.5 * this.width; + if (dataChanged === true) { + this.body.emitter.emit('_dataChanged'); + } else { + this.body.emitter.emit('_dataUpdated'); } } }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this.resize(ctx); - this.options.icon.size = this.options.icon.size || 50; - - this.left = x - this.width * 0.5; - this.top = y - this.height * 0.5; - this._icon(ctx, x, y, selected); + key: 'remove', - if (this.options.label !== undefined) { - var iconTextSpacing = 5; - this.labelModule.draw(ctx, x, y + this.height * 0.5 + iconTextSpacing, selected); + /** + * Remove existing edges. Non existing ids will be ignored + * @param {Number[] | String[]} ids + * @private + */ + value: function remove(ids) { + var edges = this.body.edges; + for (var i = 0; i < ids.length; i++) { + var id = ids[i]; + var edge = edges[id]; + if (edge !== undefined) { + if (edge.via != null) { + delete this.body.supportNodes[edge.via.id]; + } + edge.disconnect(); + delete edges[id]; + } } - this.updateBoundingBox(x, y); + this.body.emitter.emit('_dataChanged'); } }, { - key: 'updateBoundingBox', - value: function updateBoundingBox(x, y) { - this.boundingBox.top = y - this.options.icon.size * 0.5; - this.boundingBox.left = x - this.options.icon.size * 0.5; - this.boundingBox.right = x + this.options.icon.size * 0.5; - this.boundingBox.bottom = y + this.options.icon.size * 0.5; - - if (this.options.label !== undefined) { - var iconTextSpacing = 5; - this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); - this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); - this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelModule.size.height + iconTextSpacing); + key: 'refresh', + value: function refresh() { + var edges = this.body.edges; + for (var edgeId in edges) { + var edge = undefined; + if (edges.hasOwnProperty(edgeId)) { + edge = edges[edgeId]; + } + var data = this.body.data.edges._data[edgeId]; + if (edge !== undefined && data !== undefined) { + edge.setOptions(data); + } } } }, { - key: '_icon', - value: function _icon(ctx, x, y, selected) { - var iconSize = Number(this.options.icon.size); - - if (this.options.icon.code !== undefined) { - ctx.font = (selected ? 'bold ' : '') + iconSize + 'px ' + this.options.icon.face; + key: 'create', + value: function create(properties) { + return new _componentsEdge2['default'](properties, this.body, this.options); + } + }, { + key: 'markAllEdgesAsDirty', + value: function markAllEdgesAsDirty() { + for (var edgeId in this.body.edges) { + this.body.edges[edgeId].edgeType.colorDirty = true; + } + } + }, { + key: 'reconnectEdges', - // draw icon - ctx.fillStyle = this.options.icon.color || 'black'; - ctx.textAlign = 'center'; - ctx.textBaseline = 'middle'; + /** + * Reconnect all edges + * @private + */ + value: function reconnectEdges() { + var id; + var nodes = this.body.nodes; + var edges = this.body.edges; - // draw shadow if enabled - this.enableShadow(ctx); - ctx.fillText(this.options.icon.code, x, y); + for (id in nodes) { + if (nodes.hasOwnProperty(id)) { + nodes[id].edges = []; + } + } - // disable shadows for other elements. - this.disableShadow(ctx); - } else { - console.error('When using the icon shape, you need to define the code in the icon options object. This can be done per node or globally.'); + for (id in edges) { + if (edges.hasOwnProperty(id)) { + var edge = edges[id]; + edge.from = null; + edge.to = null; + edge.connect(); + } } } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - this._distanceToBorder(angle); + key: 'getConnectedNodes', + value: function getConnectedNodes(edgeId) { + var nodeList = []; + if (this.body.edges[edgeId] !== undefined) { + var edge = this.body.edges[edgeId]; + if (edge.fromId) { + nodeList.push(edge.fromId); + } + if (edge.toId) { + nodeList.push(edge.toId); + } + } + return nodeList; } }]); - return Icon; - })(_utilNodeBase2['default']); + return EdgesHandler; + })(); - exports['default'] = Icon; + exports['default'] = EdgesHandler; module.exports = exports['default']; /***/ }, -/* 78 */ +/* 83 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -30996,281 +30673,553 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + var _sharedLabel = __webpack_require__(64); - var _utilCircleImageBase = __webpack_require__(70); + var _sharedLabel2 = _interopRequireDefault(_sharedLabel); - var _utilCircleImageBase2 = _interopRequireDefault(_utilCircleImageBase); + var _edgesBezierEdgeDynamic = __webpack_require__(84); - var Image = (function (_CircleImageBase) { - function Image(options, body, labelModule, imageObj) { - _classCallCheck(this, Image); + var _edgesBezierEdgeDynamic2 = _interopRequireDefault(_edgesBezierEdgeDynamic); - _get(Object.getPrototypeOf(Image.prototype), 'constructor', this).call(this, options, body, labelModule); - this.imageObj = imageObj; - } + var _edgesBezierEdgeStatic = __webpack_require__(87); - _inherits(Image, _CircleImageBase); + var _edgesBezierEdgeStatic2 = _interopRequireDefault(_edgesBezierEdgeStatic); - _createClass(Image, [{ - key: 'resize', - value: function resize() { - this._resizeImage(); - } - }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this.resize(); - this.left = x - this.width / 2; - this.top = y - this.height / 2; + var _edgesStraightEdge = __webpack_require__(88); - this._drawImageAtPosition(ctx); + var _edgesStraightEdge2 = _interopRequireDefault(_edgesStraightEdge); - this._drawImageLabel(ctx, x, y, selected || hover); + var util = __webpack_require__(9); - this.updateBoundingBox(x, y); - } - }, { - key: 'updateBoundingBox', - value: function updateBoundingBox(x, y) { - this.left = x - this.width / 2; - this.top = y - this.height / 2; + /** + * @class Edge + * + * A edge connects two nodes + * @param {Object} properties Object with options. Must contain + * At least options from and to. + * Available options: 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 + */ - this.boundingBox.top = this.top; - this.boundingBox.left = this.left; - this.boundingBox.right = this.left + this.width; - this.boundingBox.bottom = this.top + this.height; + var Edge = (function () { + function Edge(options, body, globalOptions) { + _classCallCheck(this, Edge); - if (this.options.label !== undefined) { - this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left); - this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width); - this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelOffset); - } - } - }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - var a = this.width / 2; - var b = this.height / 2; - var w = Math.sin(angle) * a; - var h = Math.cos(angle) * b; - return a * b / Math.sqrt(w * w + h * h); + if (body === undefined) { + throw 'No body provided'; } - }]); + this.options = util.bridgeObject(globalOptions); + this.body = body; - return Image; - })(_utilCircleImageBase2['default']); + // initialize variables + this.id = undefined; + this.fromId = undefined; + this.toId = undefined; + this.selected = false; + this.hover = false; + this.labelDirty = true; + this.colorDirty = true; - exports['default'] = Image; - module.exports = exports['default']; + this.baseWidth = this.options.width; + this.baseFontSize = this.options.font.size; -/***/ }, -/* 79 */ -/***/ function(module, exports, __webpack_require__) { + this.from = undefined; // a node + this.to = undefined; // a node - 'use strict'; + this.edgeType = undefined; - Object.defineProperty(exports, '__esModule', { - value: true - }); + this.connected = false; - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + this.labelModule = new _sharedLabel2['default'](this.body, this.options); + + this.setOptions(options); + } + + _createClass(Edge, [{ + key: 'setOptions', + + /** + * Set or overwrite options for the edge + * @param {Object} options an object with options + * @param doNotEmit + */ + value: function setOptions(options) { + if (!options) { + return; + } + this.colorDirty = true; + + Edge.parseOptions(this.options, options, true); + + if (options.id !== undefined) { + this.id = options.id; + } + if (options.from !== undefined) { + this.fromId = options.from; + } + if (options.to !== undefined) { + this.toId = options.to; + } + if (options.title !== undefined) { + this.title = options.title; + } + if (options.value !== undefined) { + options.value = parseInt(options.value); + } - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + // update label Module + this.updateLabelModule(); - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + var dataChanged = this.updateEdgeType(); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + // if anything has been updates, reset the selection width and the hover width + this._setInteractionWidths(); - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + // A node is connected when it has a from and to node that both exist in the network.body.nodes. + this.connect(); - var _utilShapeBase = __webpack_require__(74); + return dataChanged; + } + }, { + key: 'updateLabelModule', - var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + /** + * update the options in the label module + */ + value: function updateLabelModule() { + this.labelModule.setOptions(this.options, true); + if (this.labelModule.baseSize !== undefined) { + this.baseFontSize = this.labelModule.baseSize; + } + } + }, { + key: 'updateEdgeType', - var Square = (function (_ShapeBase) { - function Square(options, body, labelModule) { - _classCallCheck(this, Square); + /** + * update the edge type, set the options + * @returns {boolean} + */ + value: function updateEdgeType() { + var dataChanged = false; + var changeInType = true; + if (this.edgeType !== undefined) { + if (this.edgeType instanceof _edgesBezierEdgeDynamic2['default'] && this.options.smooth.enabled === true && this.options.smooth.type === 'dynamic') { + changeInType = false; + } + if (this.edgeType instanceof _edgesBezierEdgeStatic2['default'] && this.options.smooth.enabled === true && this.options.smooth.type !== 'dynamic') { + changeInType = false; + } + if (this.edgeType instanceof _edgesStraightEdge2['default'] && this.options.smooth.enabled === false) { + changeInType = false; + } - _get(Object.getPrototypeOf(Square.prototype), 'constructor', this).call(this, options, body, labelModule); - } + if (changeInType === true) { + dataChanged = this.edgeType.cleanup(); + } + } - _inherits(Square, _ShapeBase); + if (changeInType === true) { + if (this.options.smooth.enabled === true) { + if (this.options.smooth.type === 'dynamic') { + dataChanged = true; + this.edgeType = new _edgesBezierEdgeDynamic2['default'](this.options, this.body, this.labelModule); + } else { + this.edgeType = new _edgesBezierEdgeStatic2['default'](this.options, this.body, this.labelModule); + } + } else { + this.edgeType = new _edgesStraightEdge2['default'](this.options, this.body, this.labelModule); + } + } else { + // if nothing changes, we just set the options. + this.edgeType.setOptions(this.options); + } - _createClass(Square, [{ - key: 'resize', - value: function resize() { - this._resizeShape(); + return dataChanged; } }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'square', 2, x, y, selected, hover); + key: 'togglePhysics', + + /** + * Enable or disable the physics. + * @param status + */ + value: function togglePhysics(status) { + this.options.physics = status; + this.edgeType.togglePhysics(status); } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - return this._distanceToBorder(angle); - } - }]); - - return Square; - })(_utilShapeBase2['default']); - - exports['default'] = Square; - module.exports = exports['default']; - -/***/ }, -/* 80 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; + key: 'connect', - Object.defineProperty(exports, '__esModule', { - value: true - }); + /** + * Connect an edge to its nodes + */ + value: function connect() { + this.disconnect(); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + this.from = this.body.nodes[this.fromId] || undefined; + this.to = this.body.nodes[this.toId] || undefined; + this.connected = this.from !== undefined && this.to !== undefined; - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + if (this.connected === true) { + this.from.attachEdge(this); + this.to.attachEdge(this); + } else { + if (this.from) { + this.from.detachEdge(this); + } + if (this.to) { + this.to.detachEdge(this); + } + } - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + this.edgeType.connect(); + } + }, { + key: 'disconnect', - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + /** + * Disconnect an edge from its nodes + */ + value: function disconnect() { + if (this.from) { + this.from.detachEdge(this); + this.from = undefined; + } + if (this.to) { + this.to.detachEdge(this); + this.to = undefined; + } - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + this.connected = false; + } + }, { + key: 'getTitle', - var _utilShapeBase = __webpack_require__(74); + /** + * get the title of this edge. + * @return {string} title The title of the edge, or undefined when no title + * has been set. + */ + value: function getTitle() { + return this.title; + } + }, { + key: 'isSelected', - var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + /** + * check if this node is selecte + * @return {boolean} selected True if node is selected, else false + */ + value: function isSelected() { + return this.selected; + } + }, { + key: 'getValue', - var Star = (function (_ShapeBase) { - function Star(options, body, labelModule) { - _classCallCheck(this, Star); + /** + * Retrieve the value of the edge. Can be undefined + * @return {Number} value + */ + value: function getValue() { + return this.options.value; + } + }, { + key: 'setValueRange', - _get(Object.getPrototypeOf(Star.prototype), 'constructor', this).call(this, options, body, labelModule); - } + /** + * Adjust the value range of the edge. The edge will adjust it's width + * based on its value. + * @param {Number} min + * @param {Number} max + * @param total + */ + value: function setValueRange(min, max, total) { + if (this.options.value !== undefined) { + var scale = this.options.scaling.customScalingFunction(min, max, total, this.options.value); + var widthDiff = this.options.scaling.max - this.options.scaling.min; + if (this.options.scaling.label.enabled === true) { + var fontDiff = this.options.scaling.label.max - this.options.scaling.label.min; + this.options.font.size = this.options.scaling.label.min + scale * fontDiff; + } + this.options.width = this.options.scaling.min + scale * widthDiff; + } else { + this.options.width = this.baseWidth; + this.options.font.size = this.baseFontSize; + } - _inherits(Star, _ShapeBase); + this._setInteractionWidths(); + } + }, { + key: '_setInteractionWidths', + value: function _setInteractionWidths() { + if (typeof this.options.hoverWidth === 'function') { + this.edgeType.hoverWidth = this.options.hoverWidth(this.options.width); + } else { + this.edgeType.hoverWidth = this.options.hoverWidth + this.options.width; + } - _createClass(Star, [{ - key: 'resize', - value: function resize(ctx) { - this._resizeShape(); + if (typeof this.options.selectionWidth === 'function') { + this.edgeType.selectionWidth = this.options.selectionWidth(this.options.width); + } else { + this.edgeType.selectionWidth = this.options.selectionWidth + this.options.width; + } } }, { key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'star', 4, x, y, selected, hover); + + /** + * 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 + */ + value: function draw(ctx) { + var via = this.edgeType.drawLine(ctx, this.selected, this.hover); + this.drawArrows(ctx, via); + this.drawLabel(ctx, via); } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - return this._distanceToBorder(angle); + key: 'drawArrows', + value: function drawArrows(ctx, viaNode) { + if (this.options.arrows.from.enabled === true) { + this.edgeType.drawArrowHead(ctx, 'from', viaNode, this.selected, this.hover); + } + if (this.options.arrows.middle.enabled === true) { + this.edgeType.drawArrowHead(ctx, 'middle', viaNode, this.selected, this.hover); + } + if (this.options.arrows.to.enabled === true) { + this.edgeType.drawArrowHead(ctx, 'to', viaNode, this.selected, this.hover); + } } - }]); - - return Star; - })(_utilShapeBase2['default']); - - exports['default'] = Star; - module.exports = exports['default']; + }, { + key: 'drawLabel', + value: function drawLabel(ctx, viaNode) { + if (this.options.label !== undefined) { + // set style + var node1 = this.from; + var node2 = this.to; + var selected = this.from.selected || this.to.selected || this.selected; + if (node1.id != node2.id) { + var point = this.edgeType.getPoint(0.5, viaNode); + ctx.save(); -/***/ }, -/* 81 */ -/***/ function(module, exports, __webpack_require__) { + // if the label has to be rotated: + if (this.options.font.align !== 'horizontal') { + this.labelModule.calculateLabelSize(ctx, selected, point.x, point.y); + ctx.translate(point.x, this.labelModule.size.yLine); + this._rotateForLabelAlignment(ctx); + } - 'use strict'; + // draw the label + this.labelModule.draw(ctx, point.x, point.y, selected); + ctx.restore(); + } else { + var x, y; + var radius = this.options.selfReferenceSize; + if (node1.shape.width > node1.shape.height) { + x = node1.x + node1.shape.width * 0.5; + y = node1.y - radius; + } else { + x = node1.x + radius; + y = node1.y - node1.shape.height * 0.5; + } + point = this._pointOnCircle(x, y, radius, 0.125); + this.labelModule.draw(ctx, point.x, point.y, selected); + } + } + } + }, { + key: 'isOverlappingWith', - Object.defineProperty(exports, '__esModule', { - value: true - }); + /** + * 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 + */ + value: function isOverlappingWith(obj) { + if (this.connected) { + var distMax = 10; + var xFrom = this.from.x; + var yFrom = this.from.y; + var xTo = this.to.x; + var yTo = this.to.y; + var xObj = obj.left; + var yObj = obj.top; - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + var dist = this.edgeType.getDistanceToEdge(xFrom, yFrom, xTo, yTo, xObj, yObj); - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + return dist < distMax; + } else { + return false; + } + } + }, { + key: '_rotateForLabelAlignment', - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + /** + * Rotates the canvas so the text is most readable + * @param {CanvasRenderingContext2D} ctx + * @private + */ + value: function _rotateForLabelAlignment(ctx) { + var dy = this.from.y - this.to.y; + var dx = this.from.x - this.to.x; + var angleInDegrees = Math.atan2(dy, dx); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + // rotate so label it is readable + if (angleInDegrees < -1 && dx < 0 || angleInDegrees > 0 && dx < 0) { + angleInDegrees = angleInDegrees + Math.PI; + } - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + ctx.rotate(angleInDegrees); + } + }, { + key: '_pointOnCircle', - var _utilNodeBase = __webpack_require__(68); + /** + * 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 + */ + value: function _pointOnCircle(x, y, radius, percentage) { + var angle = percentage * 2 * Math.PI; + return { + x: x + radius * Math.cos(angle), + y: y - radius * Math.sin(angle) + }; + } + }, { + key: 'select', + value: function select() { + this.selected = true; + } + }, { + key: 'unselect', + value: function unselect() { + this.selected = false; + } + }], [{ + key: 'parseOptions', + value: function parseOptions(parentOptions, newOptions) { + var allowDeletion = arguments[2] === undefined ? false : arguments[2]; - var _utilNodeBase2 = _interopRequireDefault(_utilNodeBase); + var fields = ['id', 'from', 'hidden', 'hoverWidth', 'label', 'length', 'line', 'opacity', 'physics', 'selectionWidth', 'selfReferenceSize', 'to', 'title', 'value', 'width']; - var Text = (function (_NodeBase) { - function Text(options, body, labelModule) { - _classCallCheck(this, Text); + // only deep extend the items in the field array. These do not have shorthand. + util.selectiveDeepExtend(fields, parentOptions, newOptions, allowDeletion); - _get(Object.getPrototypeOf(Text.prototype), 'constructor', this).call(this, options, body, labelModule); - } + util.mergeOptions(parentOptions, newOptions, 'smooth'); + util.mergeOptions(parentOptions, newOptions, 'shadow'); - _inherits(Text, _NodeBase); + if (newOptions.dashes !== undefined && newOptions.dashes !== null) { + parentOptions.dashes = newOptions.dashes; + } else if (allowDeletion === true && newOptions.dashes === null) { + parentOptions.dashes = undefined; + delete parentOptions.dashes; + } - _createClass(Text, [{ - key: 'resize', - value: function resize(ctx, selected) { - if (this.width === undefined) { - var margin = 5; - var textSize = this.labelModule.getTextSize(ctx, selected); - this.width = textSize.width + 2 * margin; - this.height = textSize.height + 2 * margin; - this.radius = 0.5 * this.width; + // set the scaling newOptions + if (newOptions.scaling !== undefined && newOptions.scaling !== null) { + if (newOptions.scaling.min !== undefined) { + parentOptions.scaling.min = newOptions.scaling.min; + } + if (newOptions.scaling.max !== undefined) { + parentOptions.scaling.max = newOptions.scaling.max; + } + util.mergeOptions(parentOptions.scaling, newOptions.scaling, 'label'); + } else if (allowDeletion === true && newOptions.scaling === null) { + parentOptions.scaling = undefined; + delete parentOptions.scaling; } - } - }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this.resize(ctx, selected || hover); - this.left = x - this.width / 2; - this.top = y - this.height / 2; - // draw shadow if enabled - this.enableShadow(ctx); - this.labelModule.draw(ctx, x, y, selected || hover); + // hanlde multiple input cases for arrows + if (newOptions.arrows !== undefined && newOptions.arrows !== null) { + if (typeof newOptions.arrows === 'string') { + var arrows = newOptions.arrows.toLowerCase(); + if (arrows.indexOf('to') != -1) { + parentOptions.arrows.to.enabled = true; + } + if (arrows.indexOf('middle') != -1) { + parentOptions.arrows.middle.enabled = true; + } + if (arrows.indexOf('from') != -1) { + parentOptions.arrows.from.enabled = true; + } + } else if (typeof newOptions.arrows === 'object') { + util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'to'); + util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'middle'); + util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'from'); + } else { + throw new Error('The arrow newOptions can only be an object or a string. Refer to the documentation. You used:' + JSON.stringify(newOptions.arrows)); + } + } else if (allowDeletion === true && newOptions.arrows === null) { + parentOptions.arrows = undefined; + delete parentOptions.arrows; + } - // disable shadows for other elements. - this.disableShadow(ctx); + // hanlde multiple input cases for color + if (newOptions.color !== undefined && newOptions.color !== null) { + if (util.isString(newOptions.color)) { + parentOptions.color.color = newOptions.color; + parentOptions.color.highlight = newOptions.color; + parentOptions.color.hover = newOptions.color; + parentOptions.color.inherit = false; + } else { + var colorsDefined = false; + if (newOptions.color.color !== undefined) { + parentOptions.color.color = newOptions.color.color;colorsDefined = true; + } + if (newOptions.color.highlight !== undefined) { + parentOptions.color.highlight = newOptions.color.highlight;colorsDefined = true; + } + if (newOptions.color.hover !== undefined) { + parentOptions.color.hover = newOptions.color.hover;colorsDefined = true; + } + if (newOptions.color.inherit !== undefined) { + parentOptions.color.inherit = newOptions.color.inherit; + } + if (newOptions.color.opacity !== undefined) { + parentOptions.color.opacity = Math.min(1, Math.max(0, newOptions.color.opacity)); + } - this.updateBoundingBox(x, y); - } - }, { - key: 'updateBoundingBox', - value: function updateBoundingBox(x, y) { - this.left = x - this.width / 2; - this.top = y - this.height / 2; + if (newOptions.color.inherit === undefined && colorsDefined === true) { + parentOptions.color.inherit = false; + } + } + } else if (allowDeletion === true && newOptions.color === null) { + parentOptions.color = undefined; + delete parentOptions.color; + } - this.boundingBox.top = this.top; - this.boundingBox.left = this.left; - this.boundingBox.right = this.left + this.width; - this.boundingBox.bottom = this.top + this.height; - } - }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - this.resize(ctx); - return this._distanceToBorder(angle); + // handle the font settings + if (newOptions.font !== undefined) { + _sharedLabel2['default'].parseOptions(parentOptions.font, newOptions); + } } }]); - return Text; - })(_utilNodeBase2['default']); + return Edge; + })(); - exports['default'] = Text; + exports['default'] = Edge; module.exports = exports['default']; /***/ }, -/* 82 */ +/* 84 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -31289,44 +31238,152 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilShapeBase = __webpack_require__(74); + var _utilBezierEdgeBase = __webpack_require__(85); - var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + var _utilBezierEdgeBase2 = _interopRequireDefault(_utilBezierEdgeBase); - var Triangle = (function (_ShapeBase) { - function Triangle(options, body, labelModule) { - _classCallCheck(this, Triangle); + var BezierEdgeDynamic = (function (_BezierEdgeBase) { + function BezierEdgeDynamic(options, body, labelModule) { + _classCallCheck(this, BezierEdgeDynamic); - _get(Object.getPrototypeOf(Triangle.prototype), 'constructor', this).call(this, options, body, labelModule); + //this.via = undefined; // Here for completeness but not allowed to defined before super() is invoked. + _get(Object.getPrototypeOf(BezierEdgeDynamic.prototype), 'constructor', this).call(this, options, body, labelModule); // --> this calls the setOptions below } - _inherits(Triangle, _ShapeBase); + _inherits(BezierEdgeDynamic, _BezierEdgeBase); - _createClass(Triangle, [{ - key: 'resize', - value: function resize(ctx) { - this._resizeShape(); + _createClass(BezierEdgeDynamic, [{ + key: 'setOptions', + value: function setOptions(options) { + this.options = options; + this.id = this.options.id; + this.setupSupportNode(); + this.connect(); } }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'triangle', 3, x, y, selected, hover); + key: 'connect', + value: function connect() { + this.from = this.body.nodes[this.options.from]; + this.to = this.body.nodes[this.options.to]; + if (this.from === undefined || this.to === undefined) { + this.via.setOptions({ physics: false }); + } else { + // fix weird behaviour where a selfreferencing node has physics enabled + if (this.from.id === this.to.id) { + this.via.setOptions({ physics: false }); + } else { + this.via.setOptions({ physics: true }); + } + } } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - return this._distanceToBorder(angle); + key: 'cleanup', + value: function cleanup() { + if (this.via !== undefined) { + delete this.body.nodes[this.via.id]; + this.via = undefined; + return true; + } + return false; + } + }, { + key: 'togglePhysics', + value: function togglePhysics(status) { + this.via.setOptions({ physics: status }); + } + }, { + key: 'setupSupportNode', + + /** + * Bezier curves require an anchor point to calculate the smooth flow. These points are nodes. These nodes are invisible but + * are used for the force calculation. + * + * The changed data is not called, if needed, it is returned by the main edge constructor. + * @private + */ + value: function setupSupportNode() { + if (this.via === undefined) { + var nodeId = 'edgeId:' + this.id; + var node = this.body.functions.createNode({ + id: nodeId, + shape: 'circle', + physics: true, + hidden: true + }); + this.body.nodes[nodeId] = node; + this.via = node; + this.via.parentEdgeId = this.id; + this.positionBezierNode(); + } + } + }, { + key: 'positionBezierNode', + value: function positionBezierNode() { + if (this.via !== undefined && this.from !== undefined && this.to !== undefined) { + this.via.x = 0.5 * (this.from.x + this.to.x); + this.via.y = 0.5 * (this.from.y + this.to.y); + } else if (this.via !== undefined) { + this.via.x = 0; + this.via.y = 0; + } + } + }, { + key: '_line', + + /** + * Draw a line between two nodes + * @param {CanvasRenderingContext2D} ctx + * @private + */ + value: function _line(ctx) { + // draw a straight line + ctx.beginPath(); + ctx.moveTo(this.from.x, this.from.y); + ctx.quadraticCurveTo(this.via.x, this.via.y, this.to.x, this.to.y); + // draw shadow if enabled + this.enableShadow(ctx); + ctx.stroke(); + this.disableShadow(ctx); + return this.via; + } + }, { + key: 'getPoint', + + /** + * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way + * @param percentage + * @param via + * @returns {{x: number, y: number}} + * @private + */ + value: function getPoint(percentage) { + var t = percentage; + var x = Math.pow(1 - t, 2) * this.from.x + 2 * t * (1 - t) * this.via.x + Math.pow(t, 2) * this.to.x; + var y = Math.pow(1 - t, 2) * this.from.y + 2 * t * (1 - t) * this.via.y + Math.pow(t, 2) * this.to.y; + + return { x: x, y: y }; + } + }, { + key: '_findBorderPosition', + value: function _findBorderPosition(nearNode, ctx) { + return this._findBorderPositionBezier(nearNode, ctx, this.via); + } + }, { + key: '_getDistanceToEdge', + value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { + // x3,y3 is the point + return this._getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, this.via); } }]); - return Triangle; - })(_utilShapeBase2['default']); + return BezierEdgeDynamic; + })(_utilBezierEdgeBase2['default']); - exports['default'] = Triangle; + exports['default'] = BezierEdgeDynamic; module.exports = exports['default']; /***/ }, -/* 83 */ +/* 85 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -31337,7 +31394,7 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + var _get = function get(_x2, _x3, _x4) { var _again = true; _function: while (_again) { var object = _x2, property = _x3, receiver = _x4; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x2 = parent; _x3 = property; _x4 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } @@ -31345,44 +31402,135 @@ return /******/ (function(modules) { // webpackBootstrap function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - var _utilShapeBase = __webpack_require__(74); + var _EdgeBase2 = __webpack_require__(86); - var _utilShapeBase2 = _interopRequireDefault(_utilShapeBase); + var _EdgeBase3 = _interopRequireDefault(_EdgeBase2); - var TriangleDown = (function (_ShapeBase) { - function TriangleDown(options, body, labelModule) { - _classCallCheck(this, TriangleDown); + var BezierEdgeBase = (function (_EdgeBase) { + function BezierEdgeBase(options, body, labelModule) { + _classCallCheck(this, BezierEdgeBase); - _get(Object.getPrototypeOf(TriangleDown.prototype), 'constructor', this).call(this, options, body, labelModule); + _get(Object.getPrototypeOf(BezierEdgeBase.prototype), 'constructor', this).call(this, options, body, labelModule); } - _inherits(TriangleDown, _ShapeBase); + _inherits(BezierEdgeBase, _EdgeBase); - _createClass(TriangleDown, [{ - key: 'resize', - value: function resize(ctx) { - this._resizeShape(); - } - }, { - key: 'draw', - value: function draw(ctx, x, y, selected, hover) { - this._drawShape(ctx, 'triangleDown', 3, x, y, selected, hover); + _createClass(BezierEdgeBase, [{ + key: '_findBorderPositionBezier', + + /** + * This function uses binary search to look for the point where the bezier curve crosses the border of the node. + * + * @param nearNode + * @param ctx + * @param viaNode + * @param nearNode + * @param ctx + * @param viaNode + * @param nearNode + * @param ctx + * @param viaNode + */ + value: function _findBorderPositionBezier(nearNode, ctx) { + var viaNode = arguments[2] === undefined ? this._getViaCoordinates() : arguments[2]; + + var maxIterations = 10; + var iteration = 0; + var low = 0; + var high = 1; + var pos, angle, distanceToBorder, distanceToPoint, difference; + var threshold = 0.2; + var node = this.to; + var from = false; + if (nearNode.id === this.from.id) { + node = this.from; + from = true; + } + + while (low <= high && iteration < maxIterations) { + var middle = (low + high) * 0.5; + + pos = this.getPoint(middle, viaNode); + angle = Math.atan2(node.y - pos.y, node.x - pos.x); + distanceToBorder = node.distanceToBorder(ctx, angle); + distanceToPoint = Math.sqrt(Math.pow(pos.x - node.x, 2) + Math.pow(pos.y - node.y, 2)); + difference = distanceToBorder - distanceToPoint; + 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; + } + } else { + if (from === false) { + high = middle; + } else { + low = middle; + } + } + + iteration++; + } + pos.t = middle; + + return pos; } }, { - key: 'distanceToBorder', - value: function distanceToBorder(ctx, angle) { - return this._distanceToBorder(angle); + key: '_getDistanceToBezierEdge', + + /** + * 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 + */ + value: function _getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, via) { + // x3,y3 is the point + var xVia = undefined, + yVia = undefined; + xVia = via.x; + yVia = via.y; + var minDistance = 1000000000; + var distance = undefined; + var i = undefined, + t = undefined, + x = undefined, + y = undefined; + var lastX = x1; + var lastY = y1; + for (i = 1; i < 10; i++) { + t = 0.1 * i; + x = Math.pow(1 - t, 2) * x1 + 2 * t * (1 - t) * xVia + Math.pow(t, 2) * x2; + y = Math.pow(1 - t, 2) * y1 + 2 * t * (1 - t) * yVia + Math.pow(t, 2) * y2; + if (i > 0) { + distance = this._getDistanceToLine(lastX, lastY, x, y, x3, y3); + minDistance = distance < minDistance ? distance : minDistance; + } + lastX = x; + lastY = y; + } + + return minDistance; } }]); - return TriangleDown; - })(_utilShapeBase2['default']); + return BezierEdgeBase; + })(_EdgeBase3['default']); - exports['default'] = TriangleDown; + exports['default'] = BezierEdgeBase; module.exports = exports['default']; /***/ }, -/* 84 */ +/* 86 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -31393,433 +31541,590 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + function _slicedToArray(arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _componentsEdge = __webpack_require__(85); - - var _componentsEdge2 = _interopRequireDefault(_componentsEdge); + var util = __webpack_require__(9); - var _componentsSharedLabel = __webpack_require__(66); + var EdgeBase = (function () { + function EdgeBase(options, body, labelModule) { + _classCallCheck(this, EdgeBase); - var _componentsSharedLabel2 = _interopRequireDefault(_componentsSharedLabel); + this.body = body; + this.labelModule = labelModule; + this.setOptions(options); + this.colorDirty = true; + this.color = {}; + this.selectionWidth = 2; + this.hoverWidth = 1.5; + } - var util = __webpack_require__(11); - var DataSet = __webpack_require__(17); - var DataView = __webpack_require__(19); + _createClass(EdgeBase, [{ + key: 'connect', + value: function connect() {} + }, { + key: 'cleanup', + value: function cleanup() { + return false; + } + }, { + key: 'setOptions', + value: function setOptions(options) { + this.options = options; + this.from = this.body.nodes[this.options.from]; + this.to = this.body.nodes[this.options.to]; + this.id = this.options.id; + } + }, { + key: 'togglePhysics', - var EdgesHandler = (function () { - function EdgesHandler(body, images, groups) { - var _this = this; + /** + * overloadable if the shape has to toggle the via node to disabled + * @param status + */ + value: function togglePhysics(status) {} + }, { + key: 'drawLine', - _classCallCheck(this, EdgesHandler); + /** + * 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 + */ + value: function drawLine(ctx, selected, hover) { + // set style + ctx.strokeStyle = this.getColor(ctx, selected, hover); + ctx.lineWidth = this.getLineWidth(selected, hover); + var via = undefined; + if (this.options.dashes !== false) { + via = this._drawDashedLine(ctx); + } else { + via = this._drawLine(ctx); + } + return via; + } + }, { + key: '_drawLine', + value: function _drawLine(ctx) { + var via = undefined; + if (this.from != this.to) { + // draw line + via = this._line(ctx); + } else { + var _getCircleData = this._getCircleData(ctx); - this.body = body; - this.images = images; - this.groups = groups; + var _getCircleData2 = _slicedToArray(_getCircleData, 3); - // create the edge API in the body container - this.body.functions.createEdge = this.create.bind(this); + var x = _getCircleData2[0]; + var y = _getCircleData2[1]; + var radius = _getCircleData2[2]; - this.edgesListeners = { - add: function add(event, params) { - _this.add(params.items); - }, - update: function update(event, params) { - _this.update(params.items); - }, - remove: function remove(event, params) { - _this.remove(params.items); + this._circle(ctx, x, y, radius); + } + return via; + } + }, { + key: '_drawDashedLine', + value: function _drawDashedLine(ctx) { + var via = undefined; + ctx.lineCap = 'round'; + var pattern = [5, 5]; + if (Array.isArray(this.options.dashes) === true) { + pattern = this.options.dashes; } - }; - this.options = {}; - this.defaultOptions = { - arrows: { - to: { enabled: false, scaleFactor: 1 }, // boolean / {arrowScaleFactor:1} / {enabled: false, arrowScaleFactor:1} - middle: { enabled: false, scaleFactor: 1 }, - from: { enabled: false, scaleFactor: 1 } - }, - color: { - color: '#848484', - highlight: '#848484', - hover: '#848484', - inherit: 'from', - opacity: 1 - }, - dashes: false, - font: { - color: '#343434', - size: 14, // px - face: 'arial', - background: 'none', - strokeWidth: 2, // px - strokeColor: '#ffffff', - align: 'horizontal' - }, - hidden: false, - hoverWidth: 1.5, - label: undefined, - length: undefined, - physics: true, - scaling: { - min: 1, - max: 15, - label: { - enabled: true, - min: 14, - max: 30, - maxVisible: 30, - drawThreshold: 5 - }, - customScalingFunction: function customScalingFunction(min, max, total, value) { - if (max === min) { - return 0.5; - } else { - var scale = 1 / (max - min); - return Math.max(0, (value - min) * scale); - } - } - }, - selectionWidth: 1.5, - selfReferenceSize: 20, - shadow: { - enabled: false, - size: 10, - x: 5, - y: 5 - }, - smooth: { - enabled: true, - type: 'dynamic', - roundness: 0.5 - }, - title: undefined, - width: 1, - value: undefined - }; + // only firefox and chrome support this method, else we use the legacy one. + if (ctx.setLineDash !== undefined) { + ctx.save(); - util.extend(this.options, this.defaultOptions); + // set dash settings for chrome or firefox + ctx.setLineDash(pattern); + ctx.lineDashOffset = 0; - this.bindEventListeners(); - } + // draw the line + if (this.from != this.to) { + // draw line + via = this._line(ctx); + } else { + var _getCircleData3 = this._getCircleData(ctx); - _createClass(EdgesHandler, [{ - key: 'bindEventListeners', - value: function bindEventListeners() { - var _this2 = this; + var _getCircleData32 = _slicedToArray(_getCircleData3, 3); - // this allows external modules to force all dynamic curves to turn static. - this.body.emitter.on('_forceDisableDynamicCurves', function (type) { - if (type === 'dynamic') { - type = 'continuous'; - } - var emitChange = false; - for (var edgeId in _this2.body.edges) { - if (_this2.body.edges.hasOwnProperty(edgeId)) { - var edge = _this2.body.edges[edgeId]; - var edgeData = _this2.body.data.edges._data[edgeId]; + var x = _getCircleData32[0]; + var y = _getCircleData32[1]; + var radius = _getCircleData32[2]; - // only forcilby remove the smooth curve if the data has been set of the edge has the smooth curves defined. - // this is because a change in the global would not affect these curves. - if (edgeData !== undefined) { - var edgeOptions = edgeData.smooth; - if (edgeOptions !== undefined) { - if (edgeOptions.enabled === true && edgeOptions.type === 'dynamic') { - if (type === undefined) { - edge.setOptions({ smooth: false }); - } else { - edge.setOptions({ smooth: { type: type } }); - } - emitChange = true; - } - } - } - } - } - if (emitChange === true) { - _this2.body.emitter.emit('_dataChanged'); + this._circle(ctx, x, y, radius); } - }); - // this is called when options of EXISTING nodes or edges have changed. - this.body.emitter.on('_dataUpdated', function () { - _this2.reconnectEdges(); - _this2.markAllEdgesAsDirty(); - }); + // restore the dash settings. + ctx.setLineDash([0]); + ctx.lineDashOffset = 0; + ctx.restore(); + } else { + // unsupporting smooth lines - // refresh the edges. Used when reverting from hierarchical layout - this.body.emitter.on('refreshEdges', this.refresh.bind(this)); - this.body.emitter.on('refresh', this.refresh.bind(this)); - this.body.emitter.on('destroy', function () { - delete _this2.body.functions.createEdge; - delete _this2.edgesListeners.add; - delete _this2.edgesListeners.update; - delete _this2.edgesListeners.remove; - delete _this2.edgesListeners; - }); - } - }, { - key: 'setOptions', - value: function setOptions(options) { - if (options !== undefined) { - // use the parser from the Edge class to fill in all shorthand notations - _componentsEdge2['default'].parseOptions(this.options, options); + if (this.from != this.to) { + // draw line + ctx.dashedLine(this.from.x, this.from.y, this.to.x, this.to.y, pattern); + } else { + var _getCircleData4 = this._getCircleData(ctx); - // hanlde multiple input cases for color - if (options.color !== undefined) { - this.markAllEdgesAsDirty(); - } + var _getCircleData42 = _slicedToArray(_getCircleData4, 3); - // update smooth settings in all edges - var dataChanged = false; - if (options.smooth !== undefined) { - for (var edgeId in this.body.edges) { - if (this.body.edges.hasOwnProperty(edgeId)) { - dataChanged = this.body.edges[edgeId].updateEdgeType() || dataChanged; - } - } - } + var x = _getCircleData42[0]; + var y = _getCircleData42[1]; + var radius = _getCircleData42[2]; - // update fonts in all edges - if (options.font !== undefined) { - // use the parser from the Label class to fill in all shorthand notations - _componentsSharedLabel2['default'].parseOptions(this.options, options); - for (var edgeId in this.body.edges) { - if (this.body.edges.hasOwnProperty(edgeId)) { - this.body.edges[edgeId].updateLabelModule(); - } - } + this._circle(ctx, x, y, radius); } + // draw shadow if enabled + this.enableShadow(ctx); - // update the state of the variables if needed - if (options.hidden !== undefined || options.physics !== undefined || dataChanged === true) { - this.body.emitter.emit('_dataChanged'); - } + ctx.stroke(); + + // disable shadows for other elements. + this.disableShadow(ctx); } + return via; } }, { - key: 'setData', - - /** - * Load edges by reading the data table - * @param {Array | DataSet | DataView} edges The data containing the edges. - * @private - * @private - */ - value: function setData(edges) { - var _this3 = this; - - var doNotEmit = arguments[1] === undefined ? false : arguments[1]; - - var oldEdgesData = this.body.data.edges; - - if (edges instanceof DataSet || edges instanceof DataView) { - this.body.data.edges = edges; - } else if (Array.isArray(edges)) { - this.body.data.edges = new DataSet(); - this.body.data.edges.add(edges); - } else if (!edges) { - this.body.data.edges = new DataSet(); + key: 'findBorderPosition', + value: function findBorderPosition(nearNode, ctx, options) { + if (this.from != this.to) { + return this._findBorderPosition(nearNode, ctx, options); } else { - throw new TypeError('Array or DataSet expected'); + return this._findBorderPositionCircle(nearNode, ctx, options); } + } + }, { + key: 'findBorderPositions', + value: function findBorderPositions(ctx) { + var from = {}; + var to = {}; + if (this.from != this.to) { + from = this._findBorderPosition(this.from, ctx); + to = this._findBorderPosition(this.to, ctx); + } else { + var _getCircleData5 = this._getCircleData(ctx); - // TODO: is this null or undefined or false? - if (oldEdgesData) { - // unsubscribe from old dataset - util.forEach(this.edgesListeners, function (callback, event) { - oldEdgesData.off(event, callback); - }); - } + var _getCircleData52 = _slicedToArray(_getCircleData5, 3); - // remove drawn edges - this.body.edges = {}; + var x = _getCircleData52[0]; + var y = _getCircleData52[1]; + var radius = _getCircleData52[2]; - // TODO: is this null or undefined or false? - if (this.body.data.edges) { - // subscribe to new dataset - util.forEach(this.edgesListeners, function (callback, event) { - _this3.body.data.edges.on(event, callback); - }); + from = this._findBorderPositionCircle(this.from, ctx, { x: x, y: y, low: 0.25, high: 0.6, direction: -1 }); + to = this._findBorderPositionCircle(this.from, ctx, { x: x, y: y, low: 0.6, high: 0.8, direction: 1 }); + } + return { from: from, to: to }; + } + }, { + key: '_getCircleData', + value: function _getCircleData(ctx) { + var x = undefined, + y = undefined; + var node = this.from; + var radius = this.options.selfReferenceSize; - // draw all new nodes - var ids = this.body.data.edges.getIds(); - this.add(ids, true); + if (ctx !== undefined) { + if (node.shape.width === undefined) { + node.shape.resize(ctx); + } } - if (doNotEmit === false) { - this.body.emitter.emit('_dataChanged'); + // get circle coordinates + if (node.shape.width > node.shape.height) { + x = node.x + node.shape.width * 0.5; + y = node.y - radius; + } else { + x = node.x + radius; + y = node.y - node.shape.height * 0.5; } + return [x, y, radius]; } }, { - key: 'add', + key: '_pointOnCircle', /** - * Add edges - * @param {Number[] | String[]} ids + * 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 */ - value: function add(ids) { - var doNotEmit = arguments[1] === undefined ? false : arguments[1]; + value: function _pointOnCircle(x, y, radius, percentage) { + var angle = percentage * 2 * Math.PI; + return { + x: x + radius * Math.cos(angle), + y: y - radius * Math.sin(angle) + }; + } + }, { + key: '_findBorderPositionCircle', - var edges = this.body.edges; - var edgesData = this.body.data.edges; + /** + * This function uses binary search to look for the point where the circle crosses the border of the node. + * @param node + * @param ctx + * @param options + * @returns {*} + * @private + */ + value: function _findBorderPositionCircle(node, ctx, options) { + var x = options.x; + var y = options.y; + var low = options.low; + var high = options.high; + var direction = options.direction; - for (var i = 0; i < ids.length; i++) { - var id = ids[i]; + var maxIterations = 10; + var iteration = 0; + var radius = this.options.selfReferenceSize; + var pos = undefined, + angle = undefined, + distanceToBorder = undefined, + distanceToPoint = undefined, + difference = undefined; + var threshold = 0.05; + var middle = (low + high) * 0.5; - var oldEdge = edges[id]; - if (oldEdge) { - oldEdge.disconnect(); - } + while (low <= high && iteration < maxIterations) { + middle = (low + high) * 0.5; - var data = edgesData.get(id, { 'showInternalIds': true }); - edges[id] = this.create(data); + pos = this._pointOnCircle(x, y, radius, middle); + angle = Math.atan2(node.y - pos.y, node.x - pos.x); + distanceToBorder = node.distanceToBorder(ctx, angle); + distanceToPoint = Math.sqrt(Math.pow(pos.x - node.x, 2) + Math.pow(pos.y - node.y, 2)); + difference = distanceToBorder - distanceToPoint; + 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 (direction > 0) { + low = middle; + } else { + high = middle; + } + } else { + if (direction > 0) { + high = middle; + } else { + low = middle; + } + } + iteration++; } + pos.t = middle; - if (doNotEmit === false) { - this.body.emitter.emit('_dataChanged'); - } + return pos; } }, { - key: 'update', + key: 'getLineWidth', /** - * Update existing edges, or create them when not yet existing - * @param {Number[] | String[]} ids + * Get the line width of the edge. Depends on width and whether one of the + * connected nodes is selected. + * @return {Number} width * @private */ - value: function update(ids) { - var edges = this.body.edges; - var edgesData = this.body.data.edges; - var dataChanged = false; - for (var i = 0; i < ids.length; i++) { - var id = ids[i]; - var data = edgesData.get(id); - var edge = edges[id]; - if (edge === null) { - // update edge - edge.disconnect(); - dataChanged = edge.setOptions(data) || dataChanged; // if a support node is added, data can be changed. - edge.connect(); + value: function getLineWidth(selected, hover) { + if (selected === true) { + return Math.max(this.selectionWidth, 0.3 / this.body.view.scale); + } else { + if (hover === true) { + return Math.max(this.hoverWidth, 0.3 / this.body.view.scale); } else { - // create edge - this.body.edges[id] = this.create(data); - dataChanged = true; + return Math.max(this.options.width, 0.3 / this.body.view.scale); } } + } + }, { + key: 'getColor', + value: function getColor(ctx, selected, hover) { + var colorOptions = this.options.color; + if (colorOptions.inherit !== false) { + // when this is a loop edge, just use the 'from' method + if (colorOptions.inherit === 'both' && this.from.id !== this.to.id) { + var grd = ctx.createLinearGradient(this.from.x, this.from.y, this.to.x, this.to.y); + var fromColor = undefined, + toColor = undefined; + fromColor = this.from.options.color.highlight.border; + toColor = this.to.options.color.highlight.border; - if (dataChanged === true) { - this.body.emitter.emit('_dataChanged'); + if (this.from.selected === false && this.to.selected === false) { + fromColor = util.overrideOpacity(this.from.options.color.border, this.options.color.opacity); + toColor = util.overrideOpacity(this.to.options.color.border, this.options.color.opacity); + } else if (this.from.selected === true && this.to.selected === false) { + toColor = this.to.options.color.border; + } else if (this.from.selected === false && this.to.selected === true) { + fromColor = this.from.options.color.border; + } + grd.addColorStop(0, fromColor); + grd.addColorStop(1, toColor); + + // -------------------- this returns -------------------- // + return grd; + } + + if (this.colorDirty === true) { + if (colorOptions.inherit === 'to') { + this.color.highlight = this.to.options.color.highlight.border; + this.color.hover = this.to.options.color.hover.border; + this.color.color = util.overrideOpacity(this.to.options.color.border, colorOptions.opacity); + } else { + // (this.options.color.inherit.source === "from") { + this.color.highlight = this.from.options.color.highlight.border; + this.color.hover = this.from.options.color.hover.border; + this.color.color = util.overrideOpacity(this.from.options.color.border, colorOptions.opacity); + } + } + } else if (this.colorDirty === true) { + this.color.highlight = colorOptions.highlight; + this.color.hover = colorOptions.hover; + this.color.color = util.overrideOpacity(colorOptions.color, colorOptions.opacity); + } + + // if color inherit is on and gradients are used, the function has already returned by now. + this.colorDirty = false; + + if (selected === true) { + return this.color.highlight; + } else if (hover === true) { + return this.color.hover; } else { - this.body.emitter.emit('_dataUpdated'); + return this.color.color; } } }, { - key: 'remove', + key: '_circle', /** - * Remove existing edges. Non existing ids will be ignored - * @param {Number[] | String[]} ids + * Draw a line from a node to itself, a circle + * @param {CanvasRenderingContext2D} ctx + * @param {Number} x + * @param {Number} y + * @param {Number} radius * @private */ - value: function remove(ids) { - var edges = this.body.edges; - for (var i = 0; i < ids.length; i++) { - var id = ids[i]; - var edge = edges[id]; - if (edge !== undefined) { - if (edge.via != null) { - delete this.body.supportNodes[edge.via.id]; - } - edge.disconnect(); - delete edges[id]; - } - } + value: function _circle(ctx, x, y, radius) { + // draw shadow if enabled + this.enableShadow(ctx); - this.body.emitter.emit('_dataChanged'); + // draw a circle + ctx.beginPath(); + ctx.arc(x, y, radius, 0, 2 * Math.PI, false); + ctx.stroke(); + + // disable shadows for other elements. + this.disableShadow(ctx); } }, { - key: 'refresh', - value: function refresh() { - var edges = this.body.edges; - for (var edgeId in edges) { - var edge = undefined; - if (edges.hasOwnProperty(edgeId)) { - edge = edges[edgeId]; - } - var data = this.body.data.edges._data[edgeId]; - if (edge !== undefined && data !== undefined) { - edge.setOptions(data); - } + key: 'getDistanceToEdge', + + /** + * 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 + */ + value: function getDistanceToEdge(x1, y1, x2, y2, x3, y3, via) { + // x3,y3 is the point + var returnValue = 0; + if (this.from != this.to) { + returnValue = this._getDistanceToEdge(x1, y1, x2, y2, x3, y3, via); + } else { + var _getCircleData6 = this._getCircleData(); + + var _getCircleData62 = _slicedToArray(_getCircleData6, 3); + + var x = _getCircleData62[0]; + var y = _getCircleData62[1]; + var radius = _getCircleData62[2]; + + var dx = x - x3; + var dy = y - y3; + returnValue = Math.abs(Math.sqrt(dx * dx + dy * dy) - radius); + } + + if (this.labelModule.size.left < x3 && this.labelModule.size.left + this.labelModule.size.width > x3 && this.labelModule.size.top < y3 && this.labelModule.size.top + this.labelModule.size.height > y3) { + return 0; + } else { + return returnValue; } } }, { - key: 'create', - value: function create(properties) { - return new _componentsEdge2['default'](properties, this.body, this.options); - } - }, { - key: 'markAllEdgesAsDirty', - value: function markAllEdgesAsDirty() { - for (var edgeId in this.body.edges) { - this.body.edges[edgeId].edgeType.colorDirty = true; + key: '_getDistanceToLine', + value: function _getDistanceToLine(x1, y1, x2, y2, x3, y3) { + var px = x2 - x1; + var py = y2 - y1; + var something = px * px + py * py; + var u = ((x3 - x1) * px + (y3 - y1) * py) / something; + + if (u > 1) { + u = 1; + } else if (u < 0) { + u = 0; } + + var x = x1 + u * px; + var y = y1 + u * py; + var dx = x - x3; + var dy = y - y3; + + //# 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 + + return Math.sqrt(dx * dx + dy * dy); } }, { - key: 'reconnectEdges', + key: 'drawArrowHead', + + /** + * + * @param ctx + * @param position + * @param viaNode + */ + value: function drawArrowHead(ctx, position, viaNode, selected, hover) { + // set style + ctx.strokeStyle = this.getColor(ctx, selected, hover); + ctx.fillStyle = ctx.strokeStyle; + ctx.lineWidth = this.getLineWidth(selected, hover); + + // set lets + var angle = undefined; + var length = undefined; + var arrowPos = undefined; + var node1 = undefined; + var node2 = undefined; + var guideOffset = undefined; + var scaleFactor = undefined; + + if (position === 'from') { + node1 = this.from; + node2 = this.to; + guideOffset = 0.1; + scaleFactor = this.options.arrows.from.scaleFactor; + } else if (position === 'to') { + node1 = this.to; + node2 = this.from; + guideOffset = -0.1; + scaleFactor = this.options.arrows.to.scaleFactor; + } else { + node1 = this.to; + node2 = this.from; + scaleFactor = this.options.arrows.middle.scaleFactor; + } + + // if not connected to itself + if (node1 != node2) { + if (position !== 'middle') { + // draw arrow head + if (this.options.smooth.enabled === true) { + arrowPos = this.findBorderPosition(node1, ctx, { via: viaNode }); + var guidePos = this.getPoint(Math.max(0, Math.min(1, arrowPos.t + guideOffset)), viaNode); + angle = Math.atan2(arrowPos.y - guidePos.y, arrowPos.x - guidePos.x); + } else { + angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); + arrowPos = this.findBorderPosition(node1, ctx); + } + } else { + angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); + arrowPos = this.getPoint(0.6, viaNode); // this is 0.6 to account for the size of the arrow. + } + // draw arrow at the end of the line + length = (10 + 5 * this.options.width) * scaleFactor; + ctx.arrow(arrowPos.x, arrowPos.y, angle, length); + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.fill(); + + // disable shadows for other elements. + this.disableShadow(ctx); + ctx.stroke(); + } else { + // draw circle + var _angle = undefined, + point = undefined; - /** - * Reconnect all edges - * @private - */ - value: function reconnectEdges() { - var id; - var nodes = this.body.nodes; - var edges = this.body.edges; + var _getCircleData7 = this._getCircleData(ctx); - for (id in nodes) { - if (nodes.hasOwnProperty(id)) { - nodes[id].edges = []; - } - } + var _getCircleData72 = _slicedToArray(_getCircleData7, 3); - for (id in edges) { - if (edges.hasOwnProperty(id)) { - var edge = edges[id]; - edge.from = null; - edge.to = null; - edge.connect(); + var x = _getCircleData72[0]; + var y = _getCircleData72[1]; + var radius = _getCircleData72[2]; + + if (position === 'from') { + point = this.findBorderPosition(this.from, ctx, { x: x, y: y, low: 0.25, high: 0.6, direction: -1 }); + _angle = point.t * -2 * Math.PI + 1.5 * Math.PI + 0.1 * Math.PI; + } else if (position === 'to') { + point = this.findBorderPosition(this.from, ctx, { x: x, y: y, low: 0.6, high: 1, direction: 1 }); + _angle = point.t * -2 * Math.PI + 1.5 * Math.PI - 1.1 * Math.PI; + } else { + point = this._pointOnCircle(x, y, radius, 0.175); + _angle = 3.9269908169872414; // === 0.175 * -2 * Math.PI + 1.5 * Math.PI + 0.1 * Math.PI; } + + // draw the arrowhead + var _length = (10 + 5 * this.options.width) * scaleFactor; + ctx.arrow(point.x, point.y, _angle, _length); + + // draw shadow if enabled + this.enableShadow(ctx); + ctx.fill(); + + // disable shadows for other elements. + this.disableShadow(ctx); + ctx.stroke(); } } }, { - key: 'getConnectedNodes', - value: function getConnectedNodes(edgeId) { - var nodeList = []; - if (this.body.edges[edgeId] !== undefined) { - var edge = this.body.edges[edgeId]; - if (edge.fromId) { - nodeList.push(edge.fromId); - } - if (edge.toId) { - nodeList.push(edge.toId); - } + key: 'enableShadow', + value: function enableShadow(ctx) { + if (this.options.shadow.enabled === true) { + ctx.shadowColor = 'rgba(0,0,0,0.5)'; + ctx.shadowBlur = this.options.shadow.size; + ctx.shadowOffsetX = this.options.shadow.x; + ctx.shadowOffsetY = this.options.shadow.y; + } + } + }, { + key: 'disableShadow', + value: function disableShadow(ctx) { + if (this.options.shadow.enabled === true) { + ctx.shadowColor = 'rgba(0,0,0,0)'; + ctx.shadowBlur = 0; + ctx.shadowOffsetX = 0; + ctx.shadowOffsetY = 0; } - return nodeList; } }]); - return EdgesHandler; + return EdgeBase; })(); - exports['default'] = EdgesHandler; + exports['default'] = EdgeBase; module.exports = exports['default']; /***/ }, -/* 85 */ +/* 87 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -31830,553 +32135,360 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + var _get = function get(_x4, _x5, _x6) { var _again = true; _function: while (_again) { var object = _x4, property = _x5, receiver = _x6; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x4 = parent; _x5 = property; _x6 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _sharedLabel = __webpack_require__(66); - - var _sharedLabel2 = _interopRequireDefault(_sharedLabel); - - var _edgesBezierEdgeDynamic = __webpack_require__(86); - - var _edgesBezierEdgeDynamic2 = _interopRequireDefault(_edgesBezierEdgeDynamic); - - var _edgesBezierEdgeStatic = __webpack_require__(89); - - var _edgesBezierEdgeStatic2 = _interopRequireDefault(_edgesBezierEdgeStatic); - - var _edgesStraightEdge = __webpack_require__(90); - - var _edgesStraightEdge2 = _interopRequireDefault(_edgesStraightEdge); - - var util = __webpack_require__(11); - - /** - * @class Edge - * - * A edge connects two nodes - * @param {Object} properties Object with options. Must contain - * At least options from and to. - * Available options: 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 - */ - - var Edge = (function () { - function Edge(options, body, globalOptions) { - _classCallCheck(this, Edge); - - if (body === undefined) { - throw 'No body provided'; - } - this.options = util.bridgeObject(globalOptions); - this.body = body; - - // initialize variables - this.id = undefined; - this.fromId = undefined; - this.toId = undefined; - this.selected = false; - this.hover = false; - this.labelDirty = true; - this.colorDirty = true; - - this.baseWidth = this.options.width; - this.baseFontSize = this.options.font.size; - - this.from = undefined; // a node - this.to = undefined; // a node + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - this.edgeType = undefined; + var _utilBezierEdgeBase = __webpack_require__(85); - this.connected = false; + var _utilBezierEdgeBase2 = _interopRequireDefault(_utilBezierEdgeBase); - this.labelModule = new _sharedLabel2['default'](this.body, this.options); + var BezierEdgeStatic = (function (_BezierEdgeBase) { + function BezierEdgeStatic(options, body, labelModule) { + _classCallCheck(this, BezierEdgeStatic); - this.setOptions(options); + _get(Object.getPrototypeOf(BezierEdgeStatic.prototype), 'constructor', this).call(this, options, body, labelModule); } - _createClass(Edge, [{ - key: 'setOptions', - - /** - * Set or overwrite options for the edge - * @param {Object} options an object with options - * @param doNotEmit - */ - value: function setOptions(options) { - if (!options) { - return; - } - this.colorDirty = true; - - Edge.parseOptions(this.options, options, true); - - if (options.id !== undefined) { - this.id = options.id; - } - if (options.from !== undefined) { - this.fromId = options.from; - } - if (options.to !== undefined) { - this.toId = options.to; - } - if (options.title !== undefined) { - this.title = options.title; - } - if (options.value !== undefined) { - options.value = parseInt(options.value); - } - - // update label Module - this.updateLabelModule(); - - var dataChanged = this.updateEdgeType(); - - // if anything has been updates, reset the selection width and the hover width - this._setInteractionWidths(); - - // A node is connected when it has a from and to node that both exist in the network.body.nodes. - this.connect(); + _inherits(BezierEdgeStatic, _BezierEdgeBase); - return dataChanged; - } - }, { - key: 'updateLabelModule', + _createClass(BezierEdgeStatic, [{ + key: '_line', /** - * update the options in the label module + * Draw a line between two nodes + * @param {CanvasRenderingContext2D} ctx + * @private */ - value: function updateLabelModule() { - this.labelModule.setOptions(this.options, true); - if (this.labelModule.baseSize !== undefined) { - this.baseFontSize = this.labelModule.baseSize; + value: function _line(ctx) { + // draw a straight line + ctx.beginPath(); + ctx.moveTo(this.from.x, this.from.y); + var via = this._getViaCoordinates(); + var returnValue = via; + + // fallback to normal straight edges + if (via.x === undefined) { + ctx.lineTo(this.to.x, this.to.y); + returnValue = undefined; + } else { + ctx.quadraticCurveTo(via.x, via.y, this.to.x, this.to.y); } + // draw shadow if enabled + this.enableShadow(ctx); + ctx.stroke(); + this.disableShadow(ctx); + return returnValue; } }, { - key: 'updateEdgeType', - - /** - * update the edge type, set the options - * @returns {boolean} - */ - value: function updateEdgeType() { - var dataChanged = false; - var changeInType = true; - if (this.edgeType !== undefined) { - if (this.edgeType instanceof _edgesBezierEdgeDynamic2['default'] && this.options.smooth.enabled === true && this.options.smooth.type === 'dynamic') { - changeInType = false; - } - if (this.edgeType instanceof _edgesBezierEdgeStatic2['default'] && this.options.smooth.enabled === true && this.options.smooth.type !== 'dynamic') { - changeInType = false; - } - if (this.edgeType instanceof _edgesStraightEdge2['default'] && this.options.smooth.enabled === false) { - changeInType = false; - } - - if (changeInType === true) { - dataChanged = this.edgeType.cleanup(); + key: '_getViaCoordinates', + value: function _getViaCoordinates() { + var xVia = undefined; + var yVia = undefined; + var factor = this.options.smooth.roundness; + var type = this.options.smooth.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; + } } - } - - if (changeInType === true) { - if (this.options.smooth.enabled === true) { - if (this.options.smooth.type === 'dynamic') { - dataChanged = true; - this.edgeType = new _edgesBezierEdgeDynamic2['default'](this.options, this.body, this.labelModule); + } 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 { - this.edgeType = new _edgesBezierEdgeStatic2['default'](this.options, this.body, this.labelModule); + yVia = this.to.y + (1 - factor) * dy; } - } else { - this.edgeType = new _edgesStraightEdge2['default'](this.options, this.body, this.labelModule); + } 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 nothing changes, we just set the options. - this.edgeType.setOptions(this.options); - } - - return dataChanged; - } - }, { - key: 'togglePhysics', - - /** - * Enable or disable the physics. - * @param status - */ - value: function togglePhysics(status) { - this.options.physics = status; - this.edgeType.togglePhysics(status); - } - }, { - key: 'connect', - - /** - * Connect an edge to its nodes - */ - value: function connect() { - this.disconnect(); - - this.from = this.body.nodes[this.fromId] || undefined; - this.to = this.body.nodes[this.toId] || undefined; - this.connected = this.from !== undefined && this.to !== undefined; - - if (this.connected === true) { - this.from.attachEdge(this); - this.to.attachEdge(this); - } else { - if (this.from) { - this.from.detachEdge(this); + } 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; } - if (this.to) { - this.to.detachEdge(this); + 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; } - } - - this.edgeType.connect(); - } - }, { - key: 'disconnect', - - /** - * Disconnect an edge from its nodes - */ - value: function disconnect() { - if (this.from) { - this.from.detachEdge(this); - this.from = undefined; - } - if (this.to) { - this.to.detachEdge(this); - this.to = undefined; - } - - this.connected = false; - } - }, { - key: 'getTitle', - - /** - * get the title of this edge. - * @return {string} title The title of the edge, or undefined when no title - * has been set. - */ - value: function getTitle() { - return this.title; - } - }, { - key: 'isSelected', - - /** - * check if this node is selecte - * @return {boolean} selected True if node is selected, else false - */ - value: function isSelected() { - return this.selected; - } - }, { - key: 'getValue', + } else if (type === 'curvedCW') { + dx = this.to.x - this.from.x; + dy = this.from.y - this.to.y; + var radius = Math.sqrt(dx * dx + dy * dy); + var pi = Math.PI; - /** - * Retrieve the value of the edge. Can be undefined - * @return {Number} value - */ - value: function getValue() { - return this.options.value; - } - }, { - key: 'setValueRange', + var originalAngle = Math.atan2(dy, dx); + var myAngle = (originalAngle + (factor * 0.5 + 0.5) * pi) % (2 * pi); - /** - * Adjust the value range of the edge. The edge will adjust it's width - * based on its value. - * @param {Number} min - * @param {Number} max - * @param total - */ - value: function setValueRange(min, max, total) { - if (this.options.value !== undefined) { - var scale = this.options.scaling.customScalingFunction(min, max, total, this.options.value); - var widthDiff = this.options.scaling.max - this.options.scaling.min; - if (this.options.scaling.label.enabled === true) { - var fontDiff = this.options.scaling.label.max - this.options.scaling.label.min; - this.options.font.size = this.options.scaling.label.min + scale * fontDiff; - } - this.options.width = this.options.scaling.min + scale * widthDiff; - } else { - this.options.width = this.baseWidth; - this.options.font.size = this.baseFontSize; - } + xVia = this.from.x + (factor * 0.5 + 0.5) * radius * Math.sin(myAngle); + yVia = this.from.y + (factor * 0.5 + 0.5) * radius * Math.cos(myAngle); + } else if (type === 'curvedCCW') { + dx = this.to.x - this.from.x; + dy = this.from.y - this.to.y; + var radius = Math.sqrt(dx * dx + dy * dy); + var pi = Math.PI; - this._setInteractionWidths(); - } - }, { - key: '_setInteractionWidths', - value: function _setInteractionWidths() { - if (typeof this.options.hoverWidth === 'function') { - this.edgeType.hoverWidth = this.options.hoverWidth(this.options.width); - } else { - this.edgeType.hoverWidth = this.options.hoverWidth + this.options.width; - } + var originalAngle = Math.atan2(dy, dx); + var myAngle = (originalAngle + (-factor * 0.5 + 0.5) * pi) % (2 * pi); - if (typeof this.options.selectionWidth === 'function') { - this.edgeType.selectionWidth = this.options.selectionWidth(this.options.width); + xVia = this.from.x + (factor * 0.5 + 0.5) * radius * Math.sin(myAngle); + yVia = this.from.y + (factor * 0.5 + 0.5) * radius * Math.cos(myAngle); } else { - this.edgeType.selectionWidth = this.options.selectionWidth + this.options.width; + // 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) { + 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) { + 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) { + 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) { + 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) { + 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) { + 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) { + 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) { + xVia = this.from.x - factor * dx; + yVia = this.from.y + factor * dx; + yVia = this.to.y < yVia ? this.to.y : yVia; + } + } + } } + return { x: xVia, y: yVia }; } }, { - key: 'draw', + key: '_findBorderPosition', + value: function _findBorderPosition(nearNode, ctx) { + var options = arguments[2] === undefined ? {} : arguments[2]; - /** - * 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 - */ - value: function draw(ctx) { - var via = this.edgeType.drawLine(ctx, this.selected, this.hover); - this.drawArrows(ctx, via); - this.drawLabel(ctx, via); - } - }, { - key: 'drawArrows', - value: function drawArrows(ctx, viaNode) { - if (this.options.arrows.from.enabled === true) { - this.edgeType.drawArrowHead(ctx, 'from', viaNode, this.selected, this.hover); - } - if (this.options.arrows.middle.enabled === true) { - this.edgeType.drawArrowHead(ctx, 'middle', viaNode, this.selected, this.hover); - } - if (this.options.arrows.to.enabled === true) { - this.edgeType.drawArrowHead(ctx, 'to', viaNode, this.selected, this.hover); - } + return this._findBorderPositionBezier(nearNode, ctx, options.via); } }, { - key: 'drawLabel', - value: function drawLabel(ctx, viaNode) { - if (this.options.label !== undefined) { - // set style - var node1 = this.from; - var node2 = this.to; - var selected = this.from.selected || this.to.selected || this.selected; - if (node1.id != node2.id) { - var point = this.edgeType.getPoint(0.5, viaNode); - ctx.save(); - - // if the label has to be rotated: - if (this.options.font.align !== 'horizontal') { - this.labelModule.calculateLabelSize(ctx, selected, point.x, point.y); - ctx.translate(point.x, this.labelModule.size.yLine); - this._rotateForLabelAlignment(ctx); - } - - // draw the label - this.labelModule.draw(ctx, point.x, point.y, selected); - ctx.restore(); - } else { - var x, y; - var radius = this.options.selfReferenceSize; - if (node1.shape.width > node1.shape.height) { - x = node1.x + node1.shape.width * 0.5; - y = node1.y - radius; - } else { - x = node1.x + radius; - y = node1.y - node1.shape.height * 0.5; - } - point = this._pointOnCircle(x, y, radius, 0.125); - this.labelModule.draw(ctx, point.x, point.y, selected); - } - } + key: '_getDistanceToEdge', + value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { + var via = arguments[6] === undefined ? this._getViaCoordinates() : arguments[6]; + // x3,y3 is the point + return this._getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, via); } }, { - key: 'isOverlappingWith', + key: 'getPoint', /** - * 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 + * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way + * @param percentage + * @param via + * @returns {{x: number, y: number}} + * @private */ - value: function isOverlappingWith(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; + value: function getPoint(percentage) { + var via = arguments[1] === undefined ? this._getViaCoordinates() : arguments[1]; - var dist = this.edgeType.getDistanceToEdge(xFrom, yFrom, xTo, yTo, xObj, yObj); + var t = percentage; + 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; - return dist < distMax; - } else { - return false; - } + return { x: x, y: y }; } - }, { - key: '_rotateForLabelAlignment', + }]); + + return BezierEdgeStatic; + })(_utilBezierEdgeBase2['default']); + + exports['default'] = BezierEdgeStatic; + module.exports = exports['default']; + +/***/ }, +/* 88 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _utilEdgeBase = __webpack_require__(86); + + var _utilEdgeBase2 = _interopRequireDefault(_utilEdgeBase); + + var StraightEdge = (function (_EdgeBase) { + function StraightEdge(options, body, labelModule) { + _classCallCheck(this, StraightEdge); + + _get(Object.getPrototypeOf(StraightEdge.prototype), 'constructor', this).call(this, options, body, labelModule); + } + + _inherits(StraightEdge, _EdgeBase); + + _createClass(StraightEdge, [{ + key: '_line', /** - * Rotates the canvas so the text is most readable + * Draw a line between two nodes * @param {CanvasRenderingContext2D} ctx * @private */ - value: function _rotateForLabelAlignment(ctx) { - var dy = this.from.y - this.to.y; - var dx = this.from.x - this.to.x; - var angleInDegrees = Math.atan2(dy, dx); - - // rotate so label it is readable - if (angleInDegrees < -1 && dx < 0 || angleInDegrees > 0 && dx < 0) { - angleInDegrees = angleInDegrees + Math.PI; - } - - ctx.rotate(angleInDegrees); + value: function _line(ctx) { + // draw a straight line + ctx.beginPath(); + ctx.moveTo(this.from.x, this.from.y); + ctx.lineTo(this.to.x, this.to.y); + // draw shadow if enabled + this.enableShadow(ctx); + ctx.stroke(); + this.disableShadow(ctx); + return undefined; } }, { - key: '_pointOnCircle', + key: 'getPoint', /** - * 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 + * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way + * @param percentage + * @param via + * @returns {{x: number, y: number}} * @private */ - value: function _pointOnCircle(x, y, radius, percentage) { - var angle = percentage * 2 * Math.PI; + value: function getPoint(percentage) { return { - x: x + radius * Math.cos(angle), - y: y - radius * Math.sin(angle) + x: (1 - percentage) * this.from.x + percentage * this.to.x, + y: (1 - percentage) * this.from.y + percentage * this.to.y }; } }, { - key: 'select', - value: function select() { - this.selected = true; - } - }, { - key: 'unselect', - value: function unselect() { - this.selected = false; - } - }], [{ - key: 'parseOptions', - value: function parseOptions(parentOptions, newOptions) { - var allowDeletion = arguments[2] === undefined ? false : arguments[2]; - - var fields = ['id', 'from', 'hidden', 'hoverWidth', 'label', 'length', 'line', 'opacity', 'physics', 'selectionWidth', 'selfReferenceSize', 'to', 'title', 'value', 'width']; - - // only deep extend the items in the field array. These do not have shorthand. - util.selectiveDeepExtend(fields, parentOptions, newOptions, allowDeletion); - - util.mergeOptions(parentOptions, newOptions, 'smooth'); - util.mergeOptions(parentOptions, newOptions, 'shadow'); - - if (newOptions.dashes !== undefined && newOptions.dashes !== null) { - parentOptions.dashes = newOptions.dashes; - } else if (allowDeletion === true && newOptions.dashes === null) { - parentOptions.dashes = undefined; - delete parentOptions.dashes; - } - - // set the scaling newOptions - if (newOptions.scaling !== undefined && newOptions.scaling !== null) { - if (newOptions.scaling.min !== undefined) { - parentOptions.scaling.min = newOptions.scaling.min; - } - if (newOptions.scaling.max !== undefined) { - parentOptions.scaling.max = newOptions.scaling.max; - } - util.mergeOptions(parentOptions.scaling, newOptions.scaling, 'label'); - } else if (allowDeletion === true && newOptions.scaling === null) { - parentOptions.scaling = undefined; - delete parentOptions.scaling; - } - - // hanlde multiple input cases for arrows - if (newOptions.arrows !== undefined && newOptions.arrows !== null) { - if (typeof newOptions.arrows === 'string') { - var arrows = newOptions.arrows.toLowerCase(); - if (arrows.indexOf('to') != -1) { - parentOptions.arrows.to.enabled = true; - } - if (arrows.indexOf('middle') != -1) { - parentOptions.arrows.middle.enabled = true; - } - if (arrows.indexOf('from') != -1) { - parentOptions.arrows.from.enabled = true; - } - } else if (typeof newOptions.arrows === 'object') { - util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'to'); - util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'middle'); - util.mergeOptions(parentOptions.arrows, newOptions.arrows, 'from'); - } else { - throw new Error('The arrow newOptions can only be an object or a string. Refer to the documentation. You used:' + JSON.stringify(newOptions.arrows)); - } - } else if (allowDeletion === true && newOptions.arrows === null) { - parentOptions.arrows = undefined; - delete parentOptions.arrows; + key: '_findBorderPosition', + value: function _findBorderPosition(nearNode, ctx) { + var node1 = this.to; + var node2 = this.from; + if (nearNode.id === this.from.id) { + node1 = this.from; + node2 = this.to; } - // hanlde multiple input cases for color - if (newOptions.color !== undefined && newOptions.color !== null) { - if (util.isString(newOptions.color)) { - parentOptions.color.color = newOptions.color; - parentOptions.color.highlight = newOptions.color; - parentOptions.color.hover = newOptions.color; - parentOptions.color.inherit = false; - } else { - var colorsDefined = false; - if (newOptions.color.color !== undefined) { - parentOptions.color.color = newOptions.color.color;colorsDefined = true; - } - if (newOptions.color.highlight !== undefined) { - parentOptions.color.highlight = newOptions.color.highlight;colorsDefined = true; - } - if (newOptions.color.hover !== undefined) { - parentOptions.color.hover = newOptions.color.hover;colorsDefined = true; - } - if (newOptions.color.inherit !== undefined) { - parentOptions.color.inherit = newOptions.color.inherit; - } - if (newOptions.color.opacity !== undefined) { - parentOptions.color.opacity = Math.min(1, Math.max(0, newOptions.color.opacity)); - } + var angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); + var dx = node1.x - node2.x; + var dy = node1.y - node2.y; + var edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); + var toBorderDist = nearNode.distanceToBorder(ctx, angle); + var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; - if (newOptions.color.inherit === undefined && colorsDefined === true) { - parentOptions.color.inherit = false; - } - } - } else if (allowDeletion === true && newOptions.color === null) { - parentOptions.color = undefined; - delete parentOptions.color; - } + var borderPos = {}; + borderPos.x = (1 - toBorderPoint) * node2.x + toBorderPoint * node1.x; + borderPos.y = (1 - toBorderPoint) * node2.y + toBorderPoint * node1.y; - // handle the font settings - if (newOptions.font !== undefined) { - _sharedLabel2['default'].parseOptions(parentOptions.font, newOptions); - } + return borderPos; + } + }, { + key: '_getDistanceToEdge', + value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { + // x3,y3 is the point + return this._getDistanceToLine(x1, y1, x2, y2, x3, y3); } }]); - return Edge; - })(); + return StraightEdge; + })(_utilEdgeBase2['default']); - exports['default'] = Edge; + exports['default'] = StraightEdge; module.exports = exports['default']; /***/ }, -/* 86 */ +/* 89 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -32387,1888 +32499,1597 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + var _componentsPhysicsBarnesHutSolver = __webpack_require__(90); - var _utilBezierEdgeBase = __webpack_require__(87); + var _componentsPhysicsBarnesHutSolver2 = _interopRequireDefault(_componentsPhysicsBarnesHutSolver); - var _utilBezierEdgeBase2 = _interopRequireDefault(_utilBezierEdgeBase); + var _componentsPhysicsRepulsionSolver = __webpack_require__(91); - var BezierEdgeDynamic = (function (_BezierEdgeBase) { - function BezierEdgeDynamic(options, body, labelModule) { - _classCallCheck(this, BezierEdgeDynamic); + var _componentsPhysicsRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsRepulsionSolver); - //this.via = undefined; // Here for completeness but not allowed to defined before super() is invoked. - _get(Object.getPrototypeOf(BezierEdgeDynamic.prototype), 'constructor', this).call(this, options, body, labelModule); // --> this calls the setOptions below + var _componentsPhysicsHierarchicalRepulsionSolver = __webpack_require__(92); + + var _componentsPhysicsHierarchicalRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsHierarchicalRepulsionSolver); + + var _componentsPhysicsSpringSolver = __webpack_require__(93); + + var _componentsPhysicsSpringSolver2 = _interopRequireDefault(_componentsPhysicsSpringSolver); + + var _componentsPhysicsHierarchicalSpringSolver = __webpack_require__(94); + + var _componentsPhysicsHierarchicalSpringSolver2 = _interopRequireDefault(_componentsPhysicsHierarchicalSpringSolver); + + var _componentsPhysicsCentralGravitySolver = __webpack_require__(95); + + var _componentsPhysicsCentralGravitySolver2 = _interopRequireDefault(_componentsPhysicsCentralGravitySolver); + + var _componentsPhysicsFA2BasedRepulsionSolver = __webpack_require__(96); + + var _componentsPhysicsFA2BasedRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsFA2BasedRepulsionSolver); + + var _componentsPhysicsFA2BasedCentralGravitySolver = __webpack_require__(97); + + var _componentsPhysicsFA2BasedCentralGravitySolver2 = _interopRequireDefault(_componentsPhysicsFA2BasedCentralGravitySolver); + + var util = __webpack_require__(9); + + var PhysicsEngine = (function () { + function PhysicsEngine(body) { + _classCallCheck(this, PhysicsEngine); + + this.body = body; + this.physicsBody = { physicsNodeIndices: [], physicsEdgeIndices: [], forces: {}, velocities: {} }; + + this.physicsEnabled = true; + this.simulationInterval = 1000 / 60; + this.requiresTimeout = true; + this.previousStates = {}; + this.freezeCache = {}; + this.renderTimer = undefined; + + this.stabilized = false; + this.startedStabilization = false; + this.stabilizationIterations = 0; + this.ready = false; // will be set to true if the stabilize + + // default options + this.options = {}; + this.defaultOptions = { + barnesHut: { + theta: 0.5, + gravitationalConstant: -2000, + centralGravity: 0.3, + springLength: 95, + springConstant: 0.04, + damping: 0.09, + avoidOverlap: 0 + }, + forceAtlas2Based: { + theta: 0.5, + gravitationalConstant: -50, + centralGravity: 0.01, + springConstant: 0.08, + springLength: 100, + damping: 0.4, + avoidOverlap: 0 + }, + repulsion: { + centralGravity: 0.2, + springLength: 200, + springConstant: 0.05, + nodeDistance: 100, + damping: 0.09, + avoidOverlap: 0 + }, + hierarchicalRepulsion: { + centralGravity: 0, + springLength: 100, + springConstant: 0.01, + nodeDistance: 120, + damping: 0.09 + }, + maxVelocity: 50, + minVelocity: 0.1, // px/s + solver: 'barnesHut', + stabilization: { + enabled: true, + iterations: 1000, // maximum number of iteration to stabilize + updateInterval: 50, + onlyDynamicEdges: false, + fit: true + }, + timestep: 0.5 + }; + util.extend(this.options, this.defaultOptions); + + this.bindEventListeners(); } - _inherits(BezierEdgeDynamic, _BezierEdgeBase); + _createClass(PhysicsEngine, [{ + key: 'bindEventListeners', + value: function bindEventListeners() { + var _this = this; - _createClass(BezierEdgeDynamic, [{ + this.body.emitter.on('initPhysics', function () { + _this.initPhysics(); + }); + this.body.emitter.on('resetPhysics', function () { + _this.stopSimulation();_this.ready = false; + }); + this.body.emitter.on('disablePhysics', function () { + _this.physicsEnabled = false;_this.stopSimulation(); + }); + this.body.emitter.on('restorePhysics', function () { + _this.setOptions(_this.options); + if (_this.ready === true) { + _this.startSimulation(); + } + }); + this.body.emitter.on('startSimulation', function () { + if (_this.ready === true) { + _this.startSimulation(); + } + }); + this.body.emitter.on('stopSimulation', function () { + _this.stopSimulation(); + }); + this.body.emitter.on('destroy', function () { + _this.stopSimulation(false); + _this.body.emitter.off(); + }); + } + }, { key: 'setOptions', value: function setOptions(options) { - this.options = options; - this.id = this.options.id; - this.setupSupportNode(); - this.connect(); + if (options !== undefined) { + if (options === false) { + this.physicsEnabled = false; + this.stopSimulation(); + } else { + this.physicsEnabled = true; + util.selectiveNotDeepExtend(['stabilization'], this.options, options); + util.mergeOptions(this.options, options, 'stabilization'); + } + } + this.init(); } }, { - key: 'connect', - value: function connect() { - this.from = this.body.nodes[this.options.from]; - this.to = this.body.nodes[this.options.to]; - if (this.from === undefined || this.to === undefined) { - this.via.setOptions({ physics: false }); + key: 'init', + value: function init() { + var options; + if (this.options.solver === 'forceAtlas2Based') { + options = this.options.forceAtlas2Based; + this.nodesSolver = new _componentsPhysicsFA2BasedRepulsionSolver2['default'](this.body, this.physicsBody, options); + this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); + this.gravitySolver = new _componentsPhysicsFA2BasedCentralGravitySolver2['default'](this.body, this.physicsBody, options); + } else if (this.options.solver === 'repulsion') { + options = this.options.repulsion; + this.nodesSolver = new _componentsPhysicsRepulsionSolver2['default'](this.body, this.physicsBody, options); + this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); + this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); + } else if (this.options.solver === 'hierarchicalRepulsion') { + options = this.options.hierarchicalRepulsion; + this.nodesSolver = new _componentsPhysicsHierarchicalRepulsionSolver2['default'](this.body, this.physicsBody, options); + this.edgesSolver = new _componentsPhysicsHierarchicalSpringSolver2['default'](this.body, this.physicsBody, options); + this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); } else { - // fix weird behaviour where a selfreferencing node has physics enabled - if (this.from.id === this.to.id) { - this.via.setOptions({ physics: false }); - } else { - this.via.setOptions({ physics: true }); - } + // barnesHut + options = this.options.barnesHut; + this.nodesSolver = new _componentsPhysicsBarnesHutSolver2['default'](this.body, this.physicsBody, options); + this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); + this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); } + + this.modelOptions = options; } }, { - key: 'cleanup', - value: function cleanup() { - if (this.via !== undefined) { - delete this.body.nodes[this.via.id]; - this.via = undefined; - return true; + key: 'initPhysics', + value: function initPhysics() { + if (this.physicsEnabled === true) { + if (this.options.stabilization.enabled === true) { + this.stabilize(); + } else { + this.stabilized = false; + this.ready = true; + this.body.emitter.emit('fit', {}, true); + this.startSimulation(); + } + } else { + this.ready = true; + this.body.emitter.emit('fit'); } - return false; - } - }, { - key: 'togglePhysics', - value: function togglePhysics(status) { - this.via.setOptions({ physics: status }); } }, { - key: 'setupSupportNode', + key: 'startSimulation', /** - * Bezier curves require an anchor point to calculate the smooth flow. These points are nodes. These nodes are invisible but - * are used for the force calculation. - * - * The changed data is not called, if needed, it is returned by the main edge constructor. - * @private + * Start the simulation */ - value: function setupSupportNode() { - if (this.via === undefined) { - var nodeId = 'edgeId:' + this.id; - var node = this.body.functions.createNode({ - id: nodeId, - shape: 'circle', - physics: true, - hidden: true - }); - this.body.nodes[nodeId] = node; - this.via = node; - this.via.parentEdgeId = this.id; - this.positionBezierNode(); - } - } - }, { - key: 'positionBezierNode', - value: function positionBezierNode() { - if (this.via !== undefined && this.from !== undefined && this.to !== undefined) { - this.via.x = 0.5 * (this.from.x + this.to.x); - this.via.y = 0.5 * (this.from.y + this.to.y); - } else if (this.via !== undefined) { - this.via.x = 0; - this.via.y = 0; + value: function startSimulation() { + if (this.physicsEnabled === true) { + this.stabilized = false; + + // this sets the width of all nodes initially which could be required for the avoidOverlap + this.body.emitter.emit('_resizeNodes'); + + if (this.viewFunction === undefined) { + this.viewFunction = this.simulationStep.bind(this); + this.body.emitter.on('initRedraw', this.viewFunction); + this.body.emitter.emit('_startRendering'); + } + } else { + this.body.emitter.emit('_redraw'); } } }, { - key: '_line', + key: 'stopSimulation', /** - * Draw a line between two nodes - * @param {CanvasRenderingContext2D} ctx - * @private + * Stop the simulation, force stabilization. */ - value: function _line(ctx) { - // draw a straight line - ctx.beginPath(); - ctx.moveTo(this.from.x, this.from.y); - ctx.quadraticCurveTo(this.via.x, this.via.y, this.to.x, this.to.y); - // draw shadow if enabled - this.enableShadow(ctx); - ctx.stroke(); - this.disableShadow(ctx); - return this.via; + value: function stopSimulation() { + var emit = arguments[0] === undefined ? true : arguments[0]; + + this.stabilized = true; + if (emit === true) { + this._emitStabilized(); + } + if (this.viewFunction !== undefined) { + this.body.emitter.off('initRedraw', this.viewFunction); + this.viewFunction = undefined; + if (emit === true) { + this.body.emitter.emit('_stopRendering'); + } + } } }, { - key: 'getPoint', + key: 'simulationStep', /** - * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way - * @param percentage - * @param via - * @returns {{x: number, y: number}} - * @private + * The viewFunction inserts this step into each renderloop. It calls the physics tick and handles the cleanup at stabilized. + * */ - value: function getPoint(percentage) { - var t = percentage; - var x = Math.pow(1 - t, 2) * this.from.x + 2 * t * (1 - t) * this.via.x + Math.pow(t, 2) * this.to.x; - var y = Math.pow(1 - t, 2) * this.from.y + 2 * t * (1 - t) * this.via.y + Math.pow(t, 2) * this.to.y; + value: function simulationStep() { + // check if the physics have settled + var startTime = Date.now(); + this.physicsTick(); + var physicsTime = Date.now() - startTime; - return { x: x, y: y }; + // run double speed if it is a little graph + if ((physicsTime < 0.4 * this.simulationInterval || this.runDoubleSpeed === true) && this.stabilized === false) { + this.physicsTick(); + + // this makes sure there is no jitter. The decision is taken once to run it at double speed. + this.runDoubleSpeed = true; + } + + if (this.stabilized === true) { + if (this.stabilizationIterations > 1) { + // trigger the 'stabilized' event. + // The event is triggered on the next tick, to prevent the case that + // it is fired while initializing the Network, in which case you would not + // be able to catch it + this.startedStabilization = false; + //this._emitStabilized(); + } + this.stopSimulation(); + } } }, { - key: '_findBorderPosition', - value: function _findBorderPosition(nearNode, ctx) { - return this._findBorderPositionBezier(nearNode, ctx, this.via); + key: '_emitStabilized', + value: function _emitStabilized() { + var _this2 = this; + + if (this.stabilizationIterations > 1) { + setTimeout(function () { + _this2.body.emitter.emit('stabilized', { iterations: _this2.stabilizationIterations }); + _this2.stabilizationIterations = 0; + }, 0); + } } }, { - key: '_getDistanceToEdge', - value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { - // x3,y3 is the point - return this._getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, this.via); - } - }]); - - return BezierEdgeDynamic; - })(_utilBezierEdgeBase2['default']); - - exports['default'] = BezierEdgeDynamic; - module.exports = exports['default']; - -/***/ }, -/* 87 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - var _get = function get(_x2, _x3, _x4) { var _again = true; _function: while (_again) { var object = _x2, property = _x3, receiver = _x4; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x2 = parent; _x3 = property; _x4 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - - var _EdgeBase2 = __webpack_require__(88); - - var _EdgeBase3 = _interopRequireDefault(_EdgeBase2); - - var BezierEdgeBase = (function (_EdgeBase) { - function BezierEdgeBase(options, body, labelModule) { - _classCallCheck(this, BezierEdgeBase); - - _get(Object.getPrototypeOf(BezierEdgeBase.prototype), 'constructor', this).call(this, options, body, labelModule); - } - - _inherits(BezierEdgeBase, _EdgeBase); - - _createClass(BezierEdgeBase, [{ - key: '_findBorderPositionBezier', + key: 'physicsTick', /** - * This function uses binary search to look for the point where the bezier curve crosses the border of the node. + * A single simulation step (or 'tick') in the physics simulation * - * @param nearNode - * @param ctx - * @param viaNode - * @param nearNode - * @param ctx - * @param viaNode - * @param nearNode - * @param ctx - * @param viaNode + * @private */ - value: function _findBorderPositionBezier(nearNode, ctx) { - var viaNode = arguments[2] === undefined ? this._getViaCoordinates() : arguments[2]; - - var maxIterations = 10; - var iteration = 0; - var low = 0; - var high = 1; - var pos, angle, distanceToBorder, distanceToPoint, difference; - var threshold = 0.2; - var node = this.to; - var from = false; - if (nearNode.id === this.from.id) { - node = this.from; - from = true; - } - - while (low <= high && iteration < maxIterations) { - var middle = (low + high) * 0.5; + value: function physicsTick() { + if (this.stabilized === false) { + this.calculateForces(); + this.stabilized = this.moveNodes(); - pos = this.getPoint(middle, viaNode); - angle = Math.atan2(node.y - pos.y, node.x - pos.x); - distanceToBorder = node.distanceToBorder(ctx, angle); - distanceToPoint = Math.sqrt(Math.pow(pos.x - node.x, 2) + Math.pow(pos.y - node.y, 2)); - difference = distanceToBorder - distanceToPoint; - 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; - } + // determine if the network has stabilzied + if (this.stabilized === true) { + this.revert(); } else { - if (from === false) { - high = middle; - } else { - low = middle; + // this is here to ensure that there is no start event when the network is already stable. + if (this.startedStabilization === false) { + this.body.emitter.emit('startStabilizing'); + this.startedStabilization = true; } } - iteration++; + this.stabilizationIterations++; } - pos.t = middle; - - return pos; } }, { - key: '_getDistanceToBezierEdge', + key: 'updatePhysicsData', /** - * 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 + * Nodes and edges can have the physics toggles on or off. A collection of indices is created here so we can skip the check all the time. + * * @private */ - value: function _getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, via) { - // x3,y3 is the point - var xVia = undefined, - yVia = undefined; - xVia = via.x; - yVia = via.y; - var minDistance = 1000000000; - var distance = undefined; - var i = undefined, - t = undefined, - x = undefined, - y = undefined; - var lastX = x1; - var lastY = y1; - for (i = 1; 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; + value: function updatePhysicsData() { + this.physicsBody.forces = {}; + this.physicsBody.physicsNodeIndices = []; + this.physicsBody.physicsEdgeIndices = []; + var nodes = this.body.nodes; + var edges = this.body.edges; + + // get node indices for physics + for (var nodeId in nodes) { + if (nodes.hasOwnProperty(nodeId)) { + if (nodes[nodeId].options.physics === true) { + this.physicsBody.physicsNodeIndices.push(nodeId); + } } - lastX = x; - lastY = y; } - return minDistance; - } - }]); + // get edge indices for physics + for (var edgeId in edges) { + if (edges.hasOwnProperty(edgeId)) { + if (edges[edgeId].options.physics === true) { + this.physicsBody.physicsEdgeIndices.push(edgeId); + } + } + } - return BezierEdgeBase; - })(_EdgeBase3['default']); + // get the velocity and the forces vector + for (var i = 0; i < this.physicsBody.physicsNodeIndices.length; i++) { + var nodeId = this.physicsBody.physicsNodeIndices[i]; + this.physicsBody.forces[nodeId] = { x: 0, y: 0 }; - exports['default'] = BezierEdgeBase; - module.exports = exports['default']; + // forces can be reset because they are recalculated. Velocities have to persist. + if (this.physicsBody.velocities[nodeId] === undefined) { + this.physicsBody.velocities[nodeId] = { x: 0, y: 0 }; + } + } -/***/ }, -/* 88 */ -/***/ function(module, exports, __webpack_require__) { + // clean deleted nodes from the velocity vector + for (var nodeId in this.physicsBody.velocities) { + if (nodes[nodeId] === undefined) { + delete this.physicsBody.velocities[nodeId]; + } + } + } + }, { + key: 'revert', - 'use strict'; + /** + * Revert the simulation one step. This is done so after stabilization, every new start of the simulation will also say stabilized. + */ + value: function revert() { + var nodeIds = Object.keys(this.previousStates); + var nodes = this.body.nodes; + var velocities = this.physicsBody.velocities; - Object.defineProperty(exports, '__esModule', { - value: true - }); + for (var i = 0; i < nodeIds.length; i++) { + var nodeId = nodeIds[i]; + if (nodes[nodeId] !== undefined) { + if (nodes[nodeId].options.physics === true) { + velocities[nodeId].x = this.previousStates[nodeId].vx; + velocities[nodeId].y = this.previousStates[nodeId].vy; + nodes[nodeId].x = this.previousStates[nodeId].x; + nodes[nodeId].y = this.previousStates[nodeId].y; + } + } else { + delete this.previousStates[nodeId]; + } + } + } + }, { + key: 'moveNodes', - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + /** + * move the nodes one timestap and check if they are stabilized + * @returns {boolean} + */ + value: function moveNodes() { + var nodesPresent = false; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var maxVelocity = this.options.maxVelocity ? this.options.maxVelocity : 1000000000; + var stabilized = true; + var vminCorrected = this.options.minVelocity / Math.max(this.body.view.scale, 0.05); - function _slicedToArray(arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } } + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + var nodeVelocity = this._performStep(nodeId, maxVelocity); + // stabilized is true if stabilized is true and velocity is smaller than vmin --> all nodes must be stabilized + stabilized = nodeVelocity < vminCorrected && stabilized === true; + nodesPresent = true; + } - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + if (nodesPresent === true) { + if (vminCorrected > 0.5 * this.options.maxVelocity) { + return false; + } else { + return stabilized; + } + } + return true; + } + }, { + key: '_performStep', - var util = __webpack_require__(11); + /** + * Perform the actual step + * + * @param nodeId + * @param maxVelocity + * @returns {number} + * @private + */ + value: function _performStep(nodeId, maxVelocity) { + var node = this.body.nodes[nodeId]; + var timestep = this.options.timestep; + var forces = this.physicsBody.forces; + var velocities = this.physicsBody.velocities; - var EdgeBase = (function () { - function EdgeBase(options, body, labelModule) { - _classCallCheck(this, EdgeBase); + // store the state so we can revert + this.previousStates[nodeId] = { x: node.x, y: node.y, vx: velocities[nodeId].x, vy: velocities[nodeId].y }; - this.body = body; - this.labelModule = labelModule; - this.setOptions(options); - this.colorDirty = true; - this.color = {}; - this.selectionWidth = 2; - this.hoverWidth = 1.5; - } + if (node.options.fixed.x === false) { + var dx = this.modelOptions.damping * velocities[nodeId].x; // damping force + var ax = (forces[nodeId].x - dx) / node.options.mass; // acceleration + velocities[nodeId].x += ax * timestep; // velocity + velocities[nodeId].x = Math.abs(velocities[nodeId].x) > maxVelocity ? velocities[nodeId].x > 0 ? maxVelocity : -maxVelocity : velocities[nodeId].x; + node.x += velocities[nodeId].x * timestep; // position + } else { + forces[nodeId].x = 0; + velocities[nodeId].x = 0; + } - _createClass(EdgeBase, [{ - key: 'connect', - value: function connect() {} - }, { - key: 'cleanup', - value: function cleanup() { - return false; - } - }, { - key: 'setOptions', - value: function setOptions(options) { - this.options = options; - this.from = this.body.nodes[this.options.from]; - this.to = this.body.nodes[this.options.to]; - this.id = this.options.id; + if (node.options.fixed.y === false) { + var dy = this.modelOptions.damping * velocities[nodeId].y; // damping force + var ay = (forces[nodeId].y - dy) / node.options.mass; // acceleration + velocities[nodeId].y += ay * timestep; // velocity + velocities[nodeId].y = Math.abs(velocities[nodeId].y) > maxVelocity ? velocities[nodeId].y > 0 ? maxVelocity : -maxVelocity : velocities[nodeId].y; + node.y += velocities[nodeId].y * timestep; // position + } else { + forces[nodeId].y = 0; + velocities[nodeId].y = 0; + } + + var totalVelocity = Math.sqrt(Math.pow(velocities[nodeId].x, 2) + Math.pow(velocities[nodeId].y, 2)); + return totalVelocity; } }, { - key: 'togglePhysics', + key: 'calculateForces', /** - * overloadable if the shape has to toggle the via node to disabled - * @param status + * calculate the forces for one physics iteration. */ - value: function togglePhysics(status) {} + value: function calculateForces() { + this.gravitySolver.solve(); + this.nodesSolver.solve(); + this.edgesSolver.solve(); + } }, { - key: 'drawLine', + key: '_freezeNodes', /** - * 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 + * When initializing and stabilizing, we can freeze nodes with a predefined position. This greatly speeds up stabilization + * because only the supportnodes for the smoothCurves have to settle. + * * @private */ - value: function drawLine(ctx, selected, hover) { - // set style - ctx.strokeStyle = this.getColor(ctx, selected, hover); - ctx.lineWidth = this.getLineWidth(selected, hover); - var via = undefined; - if (this.options.dashes !== false) { - via = this._drawDashedLine(ctx); - } else { - via = this._drawLine(ctx); + value: function _freezeNodes() { + var nodes = this.body.nodes; + for (var id in nodes) { + if (nodes.hasOwnProperty(id)) { + if (nodes[id].x && nodes[id].y) { + this.freezeCache[id] = { x: nodes[id].options.fixed.x, y: nodes[id].options.fixed.y }; + nodes[id].options.fixed.x = true; + nodes[id].options.fixed.y = true; + } + } } - return via; } }, { - key: '_drawLine', - value: function _drawLine(ctx) { - var via = undefined; - if (this.from != this.to) { - // draw line - via = this._line(ctx); - } else { - var _getCircleData = this._getCircleData(ctx); - - var _getCircleData2 = _slicedToArray(_getCircleData, 3); - - var x = _getCircleData2[0]; - var y = _getCircleData2[1]; - var radius = _getCircleData2[2]; + key: '_restoreFrozenNodes', - this._circle(ctx, x, y, radius); + /** + * Unfreezes the nodes that have been frozen by _freezeDefinedNodes. + * + * @private + */ + value: function _restoreFrozenNodes() { + var nodes = this.body.nodes; + for (var id in nodes) { + if (nodes.hasOwnProperty(id)) { + if (this.freezeCache[id] !== undefined) { + nodes[id].options.fixed.x = this.freezeCache[id].x; + nodes[id].options.fixed.y = this.freezeCache[id].y; + } + } } - return via; + this.freezeCache = {}; } }, { - key: '_drawDashedLine', - value: function _drawDashedLine(ctx) { - var via = undefined; - ctx.lineCap = 'round'; - var pattern = [5, 5]; - if (Array.isArray(this.options.dashes) === true) { - pattern = this.options.dashes; - } - - // only firefox and chrome support this method, else we use the legacy one. - if (ctx.setLineDash !== undefined) { - ctx.save(); - - // set dash settings for chrome or firefox - ctx.setLineDash(pattern); - ctx.lineDashOffset = 0; - - // draw the line - if (this.from != this.to) { - // draw line - via = this._line(ctx); - } else { - var _getCircleData3 = this._getCircleData(ctx); - - var _getCircleData32 = _slicedToArray(_getCircleData3, 3); - - var x = _getCircleData32[0]; - var y = _getCircleData32[1]; - var radius = _getCircleData32[2]; + key: 'stabilize', - this._circle(ctx, x, y, radius); - } + /** + * Find a stable position for all nodes + * @private + */ + value: function stabilize() { + var _this3 = this; - // restore the dash settings. - ctx.setLineDash([0]); - ctx.lineDashOffset = 0; - ctx.restore(); - } else { - // unsupporting smooth lines + var iterations = arguments[0] === undefined ? this.options.stabilization.iterations : arguments[0]; - if (this.from != this.to) { - // draw line - ctx.dashedLine(this.from.x, this.from.y, this.to.x, this.to.y, pattern); - } else { - var _getCircleData4 = this._getCircleData(ctx); + if (typeof iterations !== 'number') { + console.log('The stabilize method needs a numeric amount of iterations. Switching to default: ', this.options.stabilization.iterations); + iterations = this.options.stabilization.iterations; + } - var _getCircleData42 = _slicedToArray(_getCircleData4, 3); + // this sets the width of all nodes initially which could be required for the avoidOverlap + this.body.emitter.emit('_resizeNodes'); - var x = _getCircleData42[0]; - var y = _getCircleData42[1]; - var radius = _getCircleData42[2]; + // stop the render loop + this.stopSimulation(); - this._circle(ctx, x, y, radius); - } - // draw shadow if enabled - this.enableShadow(ctx); + // set stabilze to false + this.stabilized = false; - ctx.stroke(); + // block redraw requests + this.body.emitter.emit('_blockRedrawRequests'); + this.targetIterations = iterations; - // disable shadows for other elements. - this.disableShadow(ctx); + // start the stabilization + if (this.options.stabilization.onlyDynamicEdges === true) { + this._freezeNodes(); } - return via; + this.stabilizationIterations = 0; + + setTimeout(function () { + return _this3._stabilizationBatch(); + }, 0); } }, { - key: 'findBorderPosition', - value: function findBorderPosition(nearNode, ctx, options) { - if (this.from != this.to) { - return this._findBorderPosition(nearNode, ctx, options); - } else { - return this._findBorderPositionCircle(nearNode, ctx, options); + key: '_stabilizationBatch', + value: function _stabilizationBatch() { + var count = 0; + while (this.stabilized === false && count < this.options.stabilization.updateInterval && this.stabilizationIterations < this.targetIterations) { + this.physicsTick(); + this.stabilizationIterations++; + count++; } - } - }, { - key: 'findBorderPositions', - value: function findBorderPositions(ctx) { - var from = {}; - var to = {}; - if (this.from != this.to) { - from = this._findBorderPosition(this.from, ctx); - to = this._findBorderPosition(this.to, ctx); - } else { - var _getCircleData5 = this._getCircleData(ctx); - var _getCircleData52 = _slicedToArray(_getCircleData5, 3); - - var x = _getCircleData52[0]; - var y = _getCircleData52[1]; - var radius = _getCircleData52[2]; - - from = this._findBorderPositionCircle(this.from, ctx, { x: x, y: y, low: 0.25, high: 0.6, direction: -1 }); - to = this._findBorderPositionCircle(this.from, ctx, { x: x, y: y, low: 0.6, high: 0.8, direction: 1 }); + if (this.stabilized === false && this.stabilizationIterations < this.targetIterations) { + this.body.emitter.emit('stabilizationProgress', { iterations: this.stabilizationIterations, total: this.targetIterations }); + setTimeout(this._stabilizationBatch.bind(this), 0); + } else { + this._finalizeStabilization(); } - return { from: from, to: to }; } }, { - key: '_getCircleData', - value: function _getCircleData(ctx) { - var x = undefined, - y = undefined; - var node = this.from; - var radius = this.options.selfReferenceSize; + key: '_finalizeStabilization', + value: function _finalizeStabilization() { + this.body.emitter.emit('_allowRedrawRequests'); + if (this.options.stabilization.fit === true) { + this.body.emitter.emit('fit'); + } - if (ctx !== undefined) { - if (node.shape.width === undefined) { - node.shape.resize(ctx); - } + if (this.options.stabilization.onlyDynamicEdges === true) { + this._restoreFrozenNodes(); } - // get circle coordinates - if (node.shape.width > node.shape.height) { - x = node.x + node.shape.width * 0.5; - y = node.y - radius; + this.body.emitter.emit('stabilizationIterationsDone'); + this.body.emitter.emit('_requestRedraw'); + + if (this.stabilized === true) { + this._emitStabilized(); } else { - x = node.x + radius; - y = node.y - node.shape.height * 0.5; + this.startSimulation(); } - return [x, y, radius]; + + this.ready = true; } - }, { - key: '_pointOnCircle', + }]); - /** - * 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 - */ - value: function _pointOnCircle(x, y, radius, percentage) { - var angle = percentage * 2 * Math.PI; - return { - x: x + radius * Math.cos(angle), - y: y - radius * Math.sin(angle) - }; + return PhysicsEngine; + })(); + + exports['default'] = PhysicsEngine; + module.exports = exports['default']; + +/***/ }, +/* 90 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; + + Object.defineProperty(exports, "__esModule", { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + + var BarnesHutSolver = (function () { + function BarnesHutSolver(body, physicsBody, options) { + _classCallCheck(this, BarnesHutSolver); + + this.body = body; + this.physicsBody = physicsBody; + this.barnesHutTree; + this.setOptions(options); + } + + _createClass(BarnesHutSolver, [{ + key: "setOptions", + value: function setOptions(options) { + this.options = options; + this.thetaInversed = 1 / this.options.theta; + this.overlapAvoidanceFactor = 1 - Math.max(0, Math.min(1, this.options.avoidOverlap)); // if 1 then min distance = 0.5, if 0.5 then min distance = 0.5 + 0.5*node.shape.radius } }, { - key: '_findBorderPositionCircle', + key: "solve", /** - * This function uses binary search to look for the point where the circle crosses the border of the node. - * @param node - * @param ctx - * @param options - * @returns {*} + * This function calculates the forces the nodes apply on eachother based on a gravitational model. + * The Barnes Hut method is used to speed up this N-body simulation. + * * @private */ - value: function _findBorderPositionCircle(node, ctx, options) { - var x = options.x; - var y = options.y; - var low = options.low; - var high = options.high; - var direction = options.direction; + value: function solve() { + if (this.options.gravitationalConstant !== 0 && this.physicsBody.physicsNodeIndices.length > 0) { + var node = undefined; + var nodes = this.body.nodes; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var nodeCount = nodeIndices.length; - var maxIterations = 10; - var iteration = 0; - var radius = this.options.selfReferenceSize; - var pos = undefined, - angle = undefined, - distanceToBorder = undefined, - distanceToPoint = undefined, - difference = undefined; - var threshold = 0.05; - var middle = (low + high) * 0.5; + // create the tree + var barnesHutTree = this._formBarnesHutTree(nodes, nodeIndices); - while (low <= high && iteration < maxIterations) { - middle = (low + high) * 0.5; + // for debugging + this.barnesHutTree = barnesHutTree; - pos = this._pointOnCircle(x, y, radius, middle); - angle = Math.atan2(node.y - pos.y, node.x - pos.x); - distanceToBorder = node.distanceToBorder(ctx, angle); - distanceToPoint = Math.sqrt(Math.pow(pos.x - node.x, 2) + Math.pow(pos.y - node.y, 2)); - difference = distanceToBorder - distanceToPoint; - 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 (direction > 0) { - low = middle; - } else { - high = middle; - } - } else { - if (direction > 0) { - high = middle; - } else { - low = middle; + // place the nodes one by one recursively + for (var i = 0; i < nodeCount; i++) { + node = nodes[nodeIndices[i]]; + if (node.options.mass > 0) { + // starting with root is irrelevant, it never passes the BarnesHutSolver condition + this._getForceContribution(barnesHutTree.root.children.NW, node); + this._getForceContribution(barnesHutTree.root.children.NE, node); + this._getForceContribution(barnesHutTree.root.children.SW, node); + this._getForceContribution(barnesHutTree.root.children.SE, node); } } - iteration++; } - pos.t = middle; - - return pos; } }, { - key: 'getLineWidth', + key: "_getForceContribution", /** - * Get the line width of the edge. Depends on width and whether one of the - * connected nodes is selected. - * @return {Number} width + * This function traverses the barnesHutTree. It checks when it can approximate distant nodes with their center of mass. + * If a region contains a single node, we check if it is not itself, then we apply the force. + * + * @param parentBranch + * @param node * @private */ - value: function getLineWidth(selected, hover) { - if (selected === true) { - return Math.max(this.selectionWidth, 0.3 / this.body.view.scale); - } else { - if (hover === true) { - return Math.max(this.hoverWidth, 0.3 / this.body.view.scale); - } else { - return Math.max(this.options.width, 0.3 / this.body.view.scale); - } - } - } - }, { - key: 'getColor', - value: function getColor(ctx, selected, hover) { - var colorOptions = this.options.color; - if (colorOptions.inherit !== false) { - // when this is a loop edge, just use the 'from' method - if (colorOptions.inherit === 'both' && this.from.id !== this.to.id) { - var grd = ctx.createLinearGradient(this.from.x, this.from.y, this.to.x, this.to.y); - var fromColor = undefined, - toColor = undefined; - fromColor = this.from.options.color.highlight.border; - toColor = this.to.options.color.highlight.border; - - if (this.from.selected === false && this.to.selected === false) { - fromColor = util.overrideOpacity(this.from.options.color.border, this.options.color.opacity); - toColor = util.overrideOpacity(this.to.options.color.border, this.options.color.opacity); - } else if (this.from.selected === true && this.to.selected === false) { - toColor = this.to.options.color.border; - } else if (this.from.selected === false && this.to.selected === true) { - fromColor = this.from.options.color.border; - } - grd.addColorStop(0, fromColor); - grd.addColorStop(1, toColor); + value: function _getForceContribution(parentBranch, node) { + // we get no force contribution from an empty region + if (parentBranch.childrenCount > 0) { + var dx = undefined, + dy = undefined, + distance = undefined; - // -------------------- this returns -------------------- // - return grd; - } + // get the distance from the center of mass to the node. + dx = parentBranch.centerOfMass.x - node.x; + dy = parentBranch.centerOfMass.y - node.y; + distance = Math.sqrt(dx * dx + dy * dy); - if (this.colorDirty === true) { - if (colorOptions.inherit === 'to') { - this.color.highlight = this.to.options.color.highlight.border; - this.color.hover = this.to.options.color.hover.border; - this.color.color = util.overrideOpacity(this.to.options.color.border, colorOptions.opacity); + // BarnesHutSolver condition + // original condition : s/d < theta = passed === d/s > 1/theta = passed + // calcSize = 1/s --> d * 1/s > 1/theta = passed + if (distance * parentBranch.calcSize > this.thetaInversed) { + this._calculateForces(distance, dx, dy, node, parentBranch); + } else { + // Did not pass the condition, go into children if available + if (parentBranch.childrenCount === 4) { + this._getForceContribution(parentBranch.children.NW, node); + this._getForceContribution(parentBranch.children.NE, node); + this._getForceContribution(parentBranch.children.SW, node); + this._getForceContribution(parentBranch.children.SE, node); } else { - // (this.options.color.inherit.source === "from") { - this.color.highlight = this.from.options.color.highlight.border; - this.color.hover = this.from.options.color.hover.border; - this.color.color = util.overrideOpacity(this.from.options.color.border, colorOptions.opacity); + // parentBranch must have only one node, if it was empty we wouldnt be here + if (parentBranch.children.data.id != node.id) { + // if it is not self + this._calculateForces(distance, dx, dy, node, parentBranch); + } } } - } else if (this.colorDirty === true) { - this.color.highlight = colorOptions.highlight; - this.color.hover = colorOptions.hover; - this.color.color = util.overrideOpacity(colorOptions.color, colorOptions.opacity); - } - - // if color inherit is on and gradients are used, the function has already returned by now. - this.colorDirty = false; - - if (selected === true) { - return this.color.highlight; - } else if (hover === true) { - return this.color.hover; - } else { - return this.color.color; } } }, { - key: '_circle', + key: "_calculateForces", /** - * Draw a line from a node to itself, a circle - * @param {CanvasRenderingContext2D} ctx - * @param {Number} x - * @param {Number} y - * @param {Number} radius + * Calculate the forces based on the distance. + * + * @param distance + * @param dx + * @param dy + * @param node + * @param parentBranch * @private */ - value: function _circle(ctx, x, y, radius) { - // draw shadow if enabled - this.enableShadow(ctx); + value: function _calculateForces(distance, dx, dy, node, parentBranch) { + if (distance === 0) { + distance = 0.1 * Math.random(); + dx = distance; + } - // draw a circle - ctx.beginPath(); - ctx.arc(x, y, radius, 0, 2 * Math.PI, false); - ctx.stroke(); + if (this.overlapAvoidanceFactor < 1) { + distance = Math.max(0.1 + this.overlapAvoidanceFactor * node.shape.radius, distance - node.shape.radius); + } - // disable shadows for other elements. - this.disableShadow(ctx); + // the dividing by the distance cubed instead of squared allows us to get the fx and fy components without sines and cosines + // it is shorthand for gravityforce with distance squared and fx = dx/distance * gravityForce + var gravityForce = this.options.gravitationalConstant * parentBranch.mass * node.options.mass / Math.pow(distance, 3); + var fx = dx * gravityForce; + var fy = dy * gravityForce; + + this.physicsBody.forces[node.id].x += fx; + this.physicsBody.forces[node.id].y += fy; } }, { - key: 'getDistanceToEdge', + key: "_formBarnesHutTree", /** - * 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 + * This function constructs the barnesHut tree recursively. It creates the root, splits it and starts placing the nodes. + * + * @param nodes + * @param nodeIndices * @private */ - value: function getDistanceToEdge(x1, y1, x2, y2, x3, y3, via) { - // x3,y3 is the point - var returnValue = 0; - if (this.from != this.to) { - returnValue = this._getDistanceToEdge(x1, y1, x2, y2, x3, y3, via); - } else { - var _getCircleData6 = this._getCircleData(); + value: function _formBarnesHutTree(nodes, nodeIndices) { + var node = undefined; + var nodeCount = nodeIndices.length; + + var minX = nodes[nodeIndices[0]].x; + var minY = nodes[nodeIndices[0]].y; + var maxX = nodes[nodeIndices[0]].x; + var maxY = nodes[nodeIndices[0]].y; + + // get the range of the nodes + for (var i = 1; i < nodeCount; i++) { + var x = nodes[nodeIndices[i]].x; + var y = nodes[nodeIndices[i]].y; + if (nodes[nodeIndices[i]].options.mass > 0) { + if (x < minX) { + minX = x; + } + if (x > maxX) { + maxX = x; + } + if (y < minY) { + minY = y; + } + if (y > maxY) { + maxY = y; + } + } + } + // make the range a square + var sizeDiff = Math.abs(maxX - minX) - Math.abs(maxY - minY); // difference between X and Y + if (sizeDiff > 0) { + minY -= 0.5 * sizeDiff; + maxY += 0.5 * sizeDiff; + } // xSize > ySize + else { + minX += 0.5 * sizeDiff; + maxX -= 0.5 * sizeDiff; + } // xSize < ySize - var _getCircleData62 = _slicedToArray(_getCircleData6, 3); + var minimumTreeSize = 0.00001; + var rootSize = Math.max(minimumTreeSize, Math.abs(maxX - minX)); + var halfRootSize = 0.5 * rootSize; + var centerX = 0.5 * (minX + maxX), + centerY = 0.5 * (minY + maxY); - var x = _getCircleData62[0]; - var y = _getCircleData62[1]; - var radius = _getCircleData62[2]; + // construct the barnesHutTree + var barnesHutTree = { + root: { + centerOfMass: { x: 0, y: 0 }, + mass: 0, + range: { + minX: centerX - halfRootSize, maxX: centerX + halfRootSize, + minY: centerY - halfRootSize, maxY: centerY + halfRootSize + }, + size: rootSize, + calcSize: 1 / rootSize, + children: { data: null }, + maxWidth: 0, + level: 0, + childrenCount: 4 + } + }; + this._splitBranch(barnesHutTree.root); - var dx = x - x3; - var dy = y - y3; - returnValue = Math.abs(Math.sqrt(dx * dx + dy * dy) - radius); + // place the nodes one by one recursively + for (var i = 0; i < nodeCount; i++) { + node = nodes[nodeIndices[i]]; + if (node.options.mass > 0) { + this._placeInTree(barnesHutTree.root, node); + } } - if (this.labelModule.size.left < x3 && this.labelModule.size.left + this.labelModule.size.width > x3 && this.labelModule.size.top < y3 && this.labelModule.size.top + this.labelModule.size.height > y3) { - return 0; - } else { - return returnValue; - } + // make global + return barnesHutTree; } }, { - key: '_getDistanceToLine', - value: function _getDistanceToLine(x1, y1, x2, y2, x3, y3) { - var px = x2 - x1; - var py = y2 - y1; - var something = px * px + py * py; - var u = ((x3 - x1) * px + (y3 - y1) * py) / something; + key: "_updateBranchMass", - if (u > 1) { - u = 1; - } else if (u < 0) { - u = 0; - } + /** + * this updates the mass of a branch. this is increased by adding a node. + * + * @param parentBranch + * @param node + * @private + */ + value: function _updateBranchMass(parentBranch, node) { + var totalMass = parentBranch.mass + node.options.mass; + var totalMassInv = 1 / totalMass; - var x = x1 + u * px; - var y = y1 + u * py; - var dx = x - x3; - var dy = y - y3; + parentBranch.centerOfMass.x = parentBranch.centerOfMass.x * parentBranch.mass + node.x * node.options.mass; + parentBranch.centerOfMass.x *= totalMassInv; - //# 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 + parentBranch.centerOfMass.y = parentBranch.centerOfMass.y * parentBranch.mass + node.y * node.options.mass; + parentBranch.centerOfMass.y *= totalMassInv; - return Math.sqrt(dx * dx + dy * dy); + parentBranch.mass = totalMass; + var biggestSize = Math.max(Math.max(node.height, node.radius), node.width); + parentBranch.maxWidth = parentBranch.maxWidth < biggestSize ? biggestSize : parentBranch.maxWidth; } }, { - key: 'drawArrowHead', + key: "_placeInTree", /** + * determine in which branch the node will be placed. * - * @param ctx - * @param position - * @param viaNode + * @param parentBranch + * @param node + * @param skipMassUpdate + * @private */ - value: function drawArrowHead(ctx, position, viaNode, selected, hover) { - // set style - ctx.strokeStyle = this.getColor(ctx, selected, hover); - ctx.fillStyle = ctx.strokeStyle; - ctx.lineWidth = this.getLineWidth(selected, hover); - - // set lets - var angle = undefined; - var length = undefined; - var arrowPos = undefined; - var node1 = undefined; - var node2 = undefined; - var guideOffset = undefined; - var scaleFactor = undefined; - - if (position === 'from') { - node1 = this.from; - node2 = this.to; - guideOffset = 0.1; - scaleFactor = this.options.arrows.from.scaleFactor; - } else if (position === 'to') { - node1 = this.to; - node2 = this.from; - guideOffset = -0.1; - scaleFactor = this.options.arrows.to.scaleFactor; - } else { - node1 = this.to; - node2 = this.from; - scaleFactor = this.options.arrows.middle.scaleFactor; + value: function _placeInTree(parentBranch, node, skipMassUpdate) { + if (skipMassUpdate != true || skipMassUpdate === undefined) { + // update the mass of the branch. + this._updateBranchMass(parentBranch, node); } - // if not connected to itself - if (node1 != node2) { - if (position !== 'middle') { - // draw arrow head - if (this.options.smooth.enabled === true) { - arrowPos = this.findBorderPosition(node1, ctx, { via: viaNode }); - var guidePos = this.getPoint(Math.max(0, Math.min(1, arrowPos.t + guideOffset)), viaNode); - angle = Math.atan2(arrowPos.y - guidePos.y, arrowPos.x - guidePos.x); - } else { - angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); - arrowPos = this.findBorderPosition(node1, ctx); - } + if (parentBranch.children.NW.range.maxX > node.x) { + // in NW or SW + if (parentBranch.children.NW.range.maxY > node.y) { + // in NW + this._placeInRegion(parentBranch, node, "NW"); } else { - angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); - arrowPos = this.getPoint(0.6, viaNode); // this is 0.6 to account for the size of the arrow. + // in SW + this._placeInRegion(parentBranch, node, "SW"); } - // draw arrow at the end of the line - length = (10 + 5 * this.options.width) * scaleFactor; - ctx.arrow(arrowPos.x, arrowPos.y, angle, length); - - // draw shadow if enabled - this.enableShadow(ctx); - ctx.fill(); - - // disable shadows for other elements. - this.disableShadow(ctx); - ctx.stroke(); } else { - // draw circle - var _angle = undefined, - point = undefined; - - var _getCircleData7 = this._getCircleData(ctx); - - var _getCircleData72 = _slicedToArray(_getCircleData7, 3); - - var x = _getCircleData72[0]; - var y = _getCircleData72[1]; - var radius = _getCircleData72[2]; - - if (position === 'from') { - point = this.findBorderPosition(this.from, ctx, { x: x, y: y, low: 0.25, high: 0.6, direction: -1 }); - _angle = point.t * -2 * Math.PI + 1.5 * Math.PI + 0.1 * Math.PI; - } else if (position === 'to') { - point = this.findBorderPosition(this.from, ctx, { x: x, y: y, low: 0.6, high: 1, direction: 1 }); - _angle = point.t * -2 * Math.PI + 1.5 * Math.PI - 1.1 * Math.PI; + // in NE or SE + if (parentBranch.children.NW.range.maxY > node.y) { + // in NE + this._placeInRegion(parentBranch, node, "NE"); } else { - point = this._pointOnCircle(x, y, radius, 0.175); - _angle = 3.9269908169872414; // === 0.175 * -2 * Math.PI + 1.5 * Math.PI + 0.1 * Math.PI; + // in SE + this._placeInRegion(parentBranch, node, "SE"); } - - // draw the arrowhead - var _length = (10 + 5 * this.options.width) * scaleFactor; - ctx.arrow(point.x, point.y, _angle, _length); - - // draw shadow if enabled - this.enableShadow(ctx); - ctx.fill(); - - // disable shadows for other elements. - this.disableShadow(ctx); - ctx.stroke(); } } }, { - key: 'enableShadow', - value: function enableShadow(ctx) { - if (this.options.shadow.enabled === true) { - ctx.shadowColor = 'rgba(0,0,0,0.5)'; - ctx.shadowBlur = this.options.shadow.size; - ctx.shadowOffsetX = this.options.shadow.x; - ctx.shadowOffsetY = this.options.shadow.y; + key: "_placeInRegion", + + /** + * actually place the node in a region (or branch) + * + * @param parentBranch + * @param node + * @param region + * @private + */ + value: function _placeInRegion(parentBranch, node, region) { + switch (parentBranch.children[region].childrenCount) { + case 0: + // place node here + parentBranch.children[region].children.data = node; + parentBranch.children[region].childrenCount = 1; + this._updateBranchMass(parentBranch.children[region], node); + break; + case 1: + // convert into children + // if there are two nodes exactly overlapping (on init, on opening of cluster etc.) + // we move one node a pixel and we do not put it in the tree. + if (parentBranch.children[region].children.data.x === node.x && parentBranch.children[region].children.data.y === node.y) { + node.x += Math.random(); + node.y += Math.random(); + } else { + this._splitBranch(parentBranch.children[region]); + this._placeInTree(parentBranch.children[region], node); + } + break; + case 4: + // place in branch + this._placeInTree(parentBranch.children[region], node); + break; } } }, { - key: 'disableShadow', - value: function disableShadow(ctx) { - if (this.options.shadow.enabled === true) { - ctx.shadowColor = 'rgba(0,0,0,0)'; - ctx.shadowBlur = 0; - ctx.shadowOffsetX = 0; - ctx.shadowOffsetY = 0; - } - } - }]); - - return EdgeBase; - })(); - - exports['default'] = EdgeBase; - module.exports = exports['default']; - -/***/ }, -/* 89 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - var _get = function get(_x4, _x5, _x6) { var _again = true; _function: while (_again) { var object = _x4, property = _x5, receiver = _x6; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x4 = parent; _x5 = property; _x6 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - - var _utilBezierEdgeBase = __webpack_require__(87); - - var _utilBezierEdgeBase2 = _interopRequireDefault(_utilBezierEdgeBase); - - var BezierEdgeStatic = (function (_BezierEdgeBase) { - function BezierEdgeStatic(options, body, labelModule) { - _classCallCheck(this, BezierEdgeStatic); - - _get(Object.getPrototypeOf(BezierEdgeStatic.prototype), 'constructor', this).call(this, options, body, labelModule); - } - - _inherits(BezierEdgeStatic, _BezierEdgeBase); - - _createClass(BezierEdgeStatic, [{ - key: '_line', + key: "_splitBranch", /** - * Draw a line between two nodes - * @param {CanvasRenderingContext2D} ctx + * this function splits a branch into 4 sub branches. If the branch contained a node, we place it in the subbranch + * after the split is complete. + * + * @param parentBranch * @private */ - value: function _line(ctx) { - // draw a straight line - ctx.beginPath(); - ctx.moveTo(this.from.x, this.from.y); - var via = this._getViaCoordinates(); - var returnValue = via; + value: function _splitBranch(parentBranch) { + // if the branch is shaded with a node, replace the node in the new subset. + var containedNode = null; + if (parentBranch.childrenCount === 1) { + containedNode = parentBranch.children.data; + parentBranch.mass = 0; + parentBranch.centerOfMass.x = 0; + parentBranch.centerOfMass.y = 0; + } + parentBranch.childrenCount = 4; + parentBranch.children.data = null; + this._insertRegion(parentBranch, "NW"); + this._insertRegion(parentBranch, "NE"); + this._insertRegion(parentBranch, "SW"); + this._insertRegion(parentBranch, "SE"); - // fallback to normal straight edges - if (via.x === undefined) { - ctx.lineTo(this.to.x, this.to.y); - returnValue = undefined; - } else { - ctx.quadraticCurveTo(via.x, via.y, this.to.x, this.to.y); + if (containedNode != null) { + this._placeInTree(parentBranch, containedNode); } - // draw shadow if enabled - this.enableShadow(ctx); - ctx.stroke(); - this.disableShadow(ctx); - return returnValue; } }, { - key: '_getViaCoordinates', - value: function _getViaCoordinates() { - var xVia = undefined; - var yVia = undefined; - var factor = this.options.smooth.roundness; - var type = this.options.smooth.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 if (type === 'curvedCW') { - dx = this.to.x - this.from.x; - dy = this.from.y - this.to.y; - var radius = Math.sqrt(dx * dx + dy * dy); - var pi = Math.PI; - - var originalAngle = Math.atan2(dy, dx); - var myAngle = (originalAngle + (factor * 0.5 + 0.5) * pi) % (2 * pi); - - xVia = this.from.x + (factor * 0.5 + 0.5) * radius * Math.sin(myAngle); - yVia = this.from.y + (factor * 0.5 + 0.5) * radius * Math.cos(myAngle); - } else if (type === 'curvedCCW') { - dx = this.to.x - this.from.x; - dy = this.from.y - this.to.y; - var radius = Math.sqrt(dx * dx + dy * dy); - var pi = Math.PI; - - var originalAngle = Math.atan2(dy, dx); - var myAngle = (originalAngle + (-factor * 0.5 + 0.5) * pi) % (2 * pi); + key: "_insertRegion", - xVia = this.from.x + (factor * 0.5 + 0.5) * radius * Math.sin(myAngle); - yVia = this.from.y + (factor * 0.5 + 0.5) * radius * Math.cos(myAngle); - } 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) { - 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) { - 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) { - 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) { - 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) { - 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) { - 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) { - 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) { - xVia = this.from.x - factor * dx; - yVia = this.from.y + factor * dx; - yVia = this.to.y < yVia ? this.to.y : yVia; - } - } - } + /** + * This function subdivides the region into four new segments. + * Specifically, this inserts a single new segment. + * It fills the children section of the parentBranch + * + * @param parentBranch + * @param region + * @param parentRange + * @private + */ + value: function _insertRegion(parentBranch, region) { + var minX = undefined, + maxX = undefined, + minY = undefined, + maxY = undefined; + var childSize = 0.5 * parentBranch.size; + switch (region) { + case "NW": + minX = parentBranch.range.minX; + maxX = parentBranch.range.minX + childSize; + minY = parentBranch.range.minY; + maxY = parentBranch.range.minY + childSize; + break; + case "NE": + minX = parentBranch.range.minX + childSize; + maxX = parentBranch.range.maxX; + minY = parentBranch.range.minY; + maxY = parentBranch.range.minY + childSize; + break; + case "SW": + minX = parentBranch.range.minX; + maxX = parentBranch.range.minX + childSize; + minY = parentBranch.range.minY + childSize; + maxY = parentBranch.range.maxY; + break; + case "SE": + minX = parentBranch.range.minX + childSize; + maxX = parentBranch.range.maxX; + minY = parentBranch.range.minY + childSize; + maxY = parentBranch.range.maxY; + break; } - return { x: xVia, y: yVia }; - } - }, { - key: '_findBorderPosition', - value: function _findBorderPosition(nearNode, ctx) { - var options = arguments[2] === undefined ? {} : arguments[2]; - return this._findBorderPositionBezier(nearNode, ctx, options.via); - } - }, { - key: '_getDistanceToEdge', - value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { - var via = arguments[6] === undefined ? this._getViaCoordinates() : arguments[6]; - // x3,y3 is the point - return this._getDistanceToBezierEdge(x1, y1, x2, y2, x3, y3, via); + parentBranch.children[region] = { + centerOfMass: { x: 0, y: 0 }, + mass: 0, + range: { minX: minX, maxX: maxX, minY: minY, maxY: maxY }, + size: 0.5 * parentBranch.size, + calcSize: 2 * parentBranch.calcSize, + children: { data: null }, + maxWidth: 0, + level: parentBranch.level + 1, + childrenCount: 0 + }; } }, { - key: 'getPoint', + key: "_debug", + + //--------------------------- DEBUGGING BELOW ---------------------------// /** - * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way - * @param percentage - * @param via - * @returns {{x: number, y: number}} + * This function is for debugging purposed, it draws the tree. + * + * @param ctx + * @param color * @private */ - value: function getPoint(percentage) { - var via = arguments[1] === undefined ? this._getViaCoordinates() : arguments[1]; + value: function _debug(ctx, color) { + if (this.barnesHutTree !== undefined) { - var t = percentage; - 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; + ctx.lineWidth = 1; - return { x: x, y: y }; + this._drawBranch(this.barnesHutTree.root, ctx, color); + } } - }]); - - return BezierEdgeStatic; - })(_utilBezierEdgeBase2['default']); - - exports['default'] = BezierEdgeStatic; - module.exports = exports['default']; - -/***/ }, -/* 90 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - - var _utilEdgeBase = __webpack_require__(88); - - var _utilEdgeBase2 = _interopRequireDefault(_utilEdgeBase); - - var StraightEdge = (function (_EdgeBase) { - function StraightEdge(options, body, labelModule) { - _classCallCheck(this, StraightEdge); - - _get(Object.getPrototypeOf(StraightEdge.prototype), 'constructor', this).call(this, options, body, labelModule); - } - - _inherits(StraightEdge, _EdgeBase); - - _createClass(StraightEdge, [{ - key: '_line', + }, { + key: "_drawBranch", /** - * Draw a line between two nodes - * @param {CanvasRenderingContext2D} ctx + * This function is for debugging purposes. It draws the branches recursively. + * + * @param branch + * @param ctx + * @param color * @private */ - value: function _line(ctx) { - // draw a straight line + value: function _drawBranch(branch, ctx, color) { + if (color === undefined) { + color = "#FF0000"; + } + + if (branch.childrenCount === 4) { + this._drawBranch(branch.children.NW, ctx); + this._drawBranch(branch.children.NE, ctx); + this._drawBranch(branch.children.SE, ctx); + this._drawBranch(branch.children.SW, ctx); + } + ctx.strokeStyle = color; ctx.beginPath(); - ctx.moveTo(this.from.x, this.from.y); - ctx.lineTo(this.to.x, this.to.y); - // draw shadow if enabled - this.enableShadow(ctx); + ctx.moveTo(branch.range.minX, branch.range.minY); + ctx.lineTo(branch.range.maxX, branch.range.minY); ctx.stroke(); - this.disableShadow(ctx); - return undefined; - } - }, { - key: 'getPoint', - /** - * Combined function of pointOnLine and pointOnBezier. This gives the coordinates of a point on the line at a certain percentage of the way - * @param percentage - * @param via - * @returns {{x: number, y: number}} - * @private - */ - value: function getPoint(percentage) { - return { - x: (1 - percentage) * this.from.x + percentage * this.to.x, - y: (1 - percentage) * this.from.y + percentage * this.to.y - }; - } - }, { - key: '_findBorderPosition', - value: function _findBorderPosition(nearNode, ctx) { - var node1 = this.to; - var node2 = this.from; - if (nearNode.id === this.from.id) { - node1 = this.from; - node2 = this.to; - } + ctx.beginPath(); + ctx.moveTo(branch.range.maxX, branch.range.minY); + ctx.lineTo(branch.range.maxX, branch.range.maxY); + ctx.stroke(); - var angle = Math.atan2(node1.y - node2.y, node1.x - node2.x); - var dx = node1.x - node2.x; - var dy = node1.y - node2.y; - var edgeSegmentLength = Math.sqrt(dx * dx + dy * dy); - var toBorderDist = nearNode.distanceToBorder(ctx, angle); - var toBorderPoint = (edgeSegmentLength - toBorderDist) / edgeSegmentLength; + ctx.beginPath(); + ctx.moveTo(branch.range.maxX, branch.range.maxY); + ctx.lineTo(branch.range.minX, branch.range.maxY); + ctx.stroke(); - var borderPos = {}; - borderPos.x = (1 - toBorderPoint) * node2.x + toBorderPoint * node1.x; - borderPos.y = (1 - toBorderPoint) * node2.y + toBorderPoint * node1.y; + ctx.beginPath(); + ctx.moveTo(branch.range.minX, branch.range.maxY); + ctx.lineTo(branch.range.minX, branch.range.minY); + ctx.stroke(); - return borderPos; - } - }, { - key: '_getDistanceToEdge', - value: function _getDistanceToEdge(x1, y1, x2, y2, x3, y3) { - // x3,y3 is the point - return this._getDistanceToLine(x1, y1, x2, y2, x3, y3); + /* + if (branch.mass > 0) { + ctx.circle(branch.centerOfMass.x, branch.centerOfMass.y, 3*branch.mass); + ctx.stroke(); + } + */ } }]); - return StraightEdge; - })(_utilEdgeBase2['default']); + return BarnesHutSolver; + })(); - exports['default'] = StraightEdge; - module.exports = exports['default']; + exports["default"] = BarnesHutSolver; + module.exports = exports["default"]; /***/ }, /* 91 */ /***/ function(module, exports, __webpack_require__) { - 'use strict'; + "use strict"; - Object.defineProperty(exports, '__esModule', { + Object.defineProperty(exports, "__esModule", { value: true }); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - var _componentsPhysicsBarnesHutSolver = __webpack_require__(92); + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - var _componentsPhysicsBarnesHutSolver2 = _interopRequireDefault(_componentsPhysicsBarnesHutSolver); + var RepulsionSolver = (function () { + function RepulsionSolver(body, physicsBody, options) { + _classCallCheck(this, RepulsionSolver); - var _componentsPhysicsRepulsionSolver = __webpack_require__(93); + this.body = body; + this.physicsBody = physicsBody; + this.setOptions(options); + } - var _componentsPhysicsRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsRepulsionSolver); + _createClass(RepulsionSolver, [{ + key: "setOptions", + value: function setOptions(options) { + this.options = options; + } + }, { + key: "solve", - var _componentsPhysicsHierarchicalRepulsionSolver = __webpack_require__(94); + /** + * Calculate the forces the nodes apply on each other based on a repulsion field. + * This field is linearly approximated. + * + * @private + */ + value: function solve() { + var dx, dy, distance, fx, fy, repulsingForce, node1, node2; - var _componentsPhysicsHierarchicalRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsHierarchicalRepulsionSolver); + var nodes = this.body.nodes; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var forces = this.physicsBody.forces; - var _componentsPhysicsSpringSolver = __webpack_require__(95); + // repulsing forces between nodes + var nodeDistance = this.options.nodeDistance; - var _componentsPhysicsSpringSolver2 = _interopRequireDefault(_componentsPhysicsSpringSolver); + // approximation constants + var a = -2 / 3 / nodeDistance; + var b = 4 / 3; - var _componentsPhysicsHierarchicalSpringSolver = __webpack_require__(96); + // we loop from i over all but the last entree in the array + // j loops from i+1 to the last. This way we do not double count any of the indices, nor i === j + for (var i = 0; i < nodeIndices.length - 1; i++) { + node1 = nodes[nodeIndices[i]]; + for (var j = i + 1; j < nodeIndices.length; j++) { + node2 = nodes[nodeIndices[j]]; - var _componentsPhysicsHierarchicalSpringSolver2 = _interopRequireDefault(_componentsPhysicsHierarchicalSpringSolver); + dx = node2.x - node1.x; + dy = node2.y - node1.y; + distance = Math.sqrt(dx * dx + dy * dy); - var _componentsPhysicsCentralGravitySolver = __webpack_require__(97); + // same condition as BarnesHutSolver, making sure nodes are never 100% overlapping. + if (distance === 0) { + distance = 0.1 * Math.random(); + dx = distance; + } - var _componentsPhysicsCentralGravitySolver2 = _interopRequireDefault(_componentsPhysicsCentralGravitySolver); + if (distance < 2 * nodeDistance) { + if (distance < 0.5 * nodeDistance) { + repulsingForce = 1; + } else { + repulsingForce = a * distance + b; // linear approx of 1 / (1 + Math.exp((distance / nodeDistance - 1) * steepness)) + } + repulsingForce = repulsingForce / distance; - var _componentsPhysicsFA2BasedRepulsionSolver = __webpack_require__(98); + fx = dx * repulsingForce; + fy = dy * repulsingForce; - var _componentsPhysicsFA2BasedRepulsionSolver2 = _interopRequireDefault(_componentsPhysicsFA2BasedRepulsionSolver); + forces[node1.id].x -= fx; + forces[node1.id].y -= fy; + forces[node2.id].x += fx; + forces[node2.id].y += fy; + } + } + } + } + }]); - var _componentsPhysicsFA2BasedCentralGravitySolver = __webpack_require__(99); + return RepulsionSolver; + })(); - var _componentsPhysicsFA2BasedCentralGravitySolver2 = _interopRequireDefault(_componentsPhysicsFA2BasedCentralGravitySolver); + exports["default"] = RepulsionSolver; + module.exports = exports["default"]; - var util = __webpack_require__(11); +/***/ }, +/* 92 */ +/***/ function(module, exports, __webpack_require__) { - var PhysicsEngine = (function () { - function PhysicsEngine(body) { - _classCallCheck(this, PhysicsEngine); + "use strict"; - this.body = body; - this.physicsBody = { physicsNodeIndices: [], physicsEdgeIndices: [], forces: {}, velocities: {} }; + Object.defineProperty(exports, "__esModule", { + value: true + }); - this.physicsEnabled = true; - this.simulationInterval = 1000 / 60; - this.requiresTimeout = true; - this.previousStates = {}; - this.freezeCache = {}; - this.renderTimer = undefined; + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - this.stabilized = false; - this.startedStabilization = false; - this.stabilizationIterations = 0; - this.ready = false; // will be set to true if the stabilize + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - // default options - this.options = {}; - this.defaultOptions = { - barnesHut: { - theta: 0.5, - gravitationalConstant: -2000, - centralGravity: 0.3, - springLength: 95, - springConstant: 0.04, - damping: 0.09, - avoidOverlap: 0 - }, - forceAtlas2Based: { - theta: 0.5, - gravitationalConstant: -50, - centralGravity: 0.01, - springConstant: 0.08, - springLength: 100, - damping: 0.4, - avoidOverlap: 0 - }, - repulsion: { - centralGravity: 0.2, - springLength: 200, - springConstant: 0.05, - nodeDistance: 100, - damping: 0.09, - avoidOverlap: 0 - }, - hierarchicalRepulsion: { - centralGravity: 0, - springLength: 100, - springConstant: 0.01, - nodeDistance: 120, - damping: 0.09 - }, - maxVelocity: 50, - minVelocity: 0.1, // px/s - solver: 'barnesHut', - stabilization: { - enabled: true, - iterations: 1000, // maximum number of iteration to stabilize - updateInterval: 50, - onlyDynamicEdges: false, - fit: true - }, - timestep: 0.5 - }; - util.extend(this.options, this.defaultOptions); + var HierarchicalRepulsionSolver = (function () { + function HierarchicalRepulsionSolver(body, physicsBody, options) { + _classCallCheck(this, HierarchicalRepulsionSolver); - this.bindEventListeners(); + this.body = body; + this.physicsBody = physicsBody; + this.setOptions(options); } - _createClass(PhysicsEngine, [{ - key: 'bindEventListeners', - value: function bindEventListeners() { - var _this = this; - - this.body.emitter.on('initPhysics', function () { - _this.initPhysics(); - }); - this.body.emitter.on('resetPhysics', function () { - _this.stopSimulation();_this.ready = false; - }); - this.body.emitter.on('disablePhysics', function () { - _this.physicsEnabled = false;_this.stopSimulation(); - }); - this.body.emitter.on('restorePhysics', function () { - _this.setOptions(_this.options); - if (_this.ready === true) { - _this.startSimulation(); - } - }); - this.body.emitter.on('startSimulation', function () { - if (_this.ready === true) { - _this.startSimulation(); - } - }); - this.body.emitter.on('stopSimulation', function () { - _this.stopSimulation(); - }); - this.body.emitter.on('destroy', function () { - _this.stopSimulation(false); - _this.body.emitter.off(); - }); - } - }, { - key: 'setOptions', + _createClass(HierarchicalRepulsionSolver, [{ + key: "setOptions", value: function setOptions(options) { - if (options !== undefined) { - if (options === false) { - this.physicsEnabled = false; - this.stopSimulation(); - } else { - this.physicsEnabled = true; - util.selectiveNotDeepExtend(['stabilization'], this.options, options); - util.mergeOptions(this.options, options, 'stabilization'); - } - } - this.init(); - } - }, { - key: 'init', - value: function init() { - var options; - if (this.options.solver === 'forceAtlas2Based') { - options = this.options.forceAtlas2Based; - this.nodesSolver = new _componentsPhysicsFA2BasedRepulsionSolver2['default'](this.body, this.physicsBody, options); - this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); - this.gravitySolver = new _componentsPhysicsFA2BasedCentralGravitySolver2['default'](this.body, this.physicsBody, options); - } else if (this.options.solver === 'repulsion') { - options = this.options.repulsion; - this.nodesSolver = new _componentsPhysicsRepulsionSolver2['default'](this.body, this.physicsBody, options); - this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); - this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); - } else if (this.options.solver === 'hierarchicalRepulsion') { - options = this.options.hierarchicalRepulsion; - this.nodesSolver = new _componentsPhysicsHierarchicalRepulsionSolver2['default'](this.body, this.physicsBody, options); - this.edgesSolver = new _componentsPhysicsHierarchicalSpringSolver2['default'](this.body, this.physicsBody, options); - this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); - } else { - // barnesHut - options = this.options.barnesHut; - this.nodesSolver = new _componentsPhysicsBarnesHutSolver2['default'](this.body, this.physicsBody, options); - this.edgesSolver = new _componentsPhysicsSpringSolver2['default'](this.body, this.physicsBody, options); - this.gravitySolver = new _componentsPhysicsCentralGravitySolver2['default'](this.body, this.physicsBody, options); - } - - this.modelOptions = options; - } - }, { - key: 'initPhysics', - value: function initPhysics() { - if (this.physicsEnabled === true) { - if (this.options.stabilization.enabled === true) { - this.stabilize(); - } else { - this.stabilized = false; - this.ready = true; - this.body.emitter.emit('fit', {}, true); - this.startSimulation(); - } - } else { - this.ready = true; - this.body.emitter.emit('fit'); - } + this.options = options; } }, { - key: 'startSimulation', + key: "solve", /** - * Start the simulation + * Calculate the forces the nodes apply on each other based on a repulsion field. + * This field is linearly approximated. + * + * @private */ - value: function startSimulation() { - if (this.physicsEnabled === true) { - this.stabilized = false; + value: function solve() { + var dx, dy, distance, fx, fy, repulsingForce, node1, node2, i, j; - // this sets the width of all nodes initially which could be required for the avoidOverlap - this.body.emitter.emit('_resizeNodes'); + var nodes = this.body.nodes; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var forces = this.physicsBody.forces; - if (this.viewFunction === undefined) { - this.viewFunction = this.simulationStep.bind(this); - this.body.emitter.on('initRedraw', this.viewFunction); - this.body.emitter.emit('_startRendering'); + // repulsing forces between nodes + var nodeDistance = this.options.nodeDistance; + + // we loop from i over all but the last entree in the array + // j loops from i+1 to the last. This way we do not double count any of the indices, nor i === j + for (i = 0; i < nodeIndices.length - 1; i++) { + node1 = nodes[nodeIndices[i]]; + for (j = i + 1; j < nodeIndices.length; j++) { + node2 = nodes[nodeIndices[j]]; + + // nodes only affect nodes on their level + if (node1.level === node2.level) { + dx = node2.x - node1.x; + dy = node2.y - node1.y; + distance = Math.sqrt(dx * dx + dy * dy); + + var steepness = 0.05; + if (distance < nodeDistance) { + repulsingForce = -Math.pow(steepness * distance, 2) + Math.pow(steepness * nodeDistance, 2); + } else { + repulsingForce = 0; + } + // normalize force with + if (distance === 0) { + distance = 0.01; + } else { + repulsingForce = repulsingForce / distance; + } + fx = dx * repulsingForce; + fy = dy * repulsingForce; + + forces[node1.id].x -= fx; + forces[node1.id].y -= fy; + forces[node2.id].x += fx; + forces[node2.id].y += fy; + } } - } else { - this.body.emitter.emit('_redraw'); } } - }, { - key: 'stopSimulation', + }]); - /** - * Stop the simulation, force stabilization. - */ - value: function stopSimulation() { - var emit = arguments[0] === undefined ? true : arguments[0]; + return HierarchicalRepulsionSolver; + })(); - this.stabilized = true; - if (emit === true) { - this._emitStabilized(); - } - if (this.viewFunction !== undefined) { - this.body.emitter.off('initRedraw', this.viewFunction); - this.viewFunction = undefined; - if (emit === true) { - this.body.emitter.emit('_stopRendering'); - } - } - } - }, { - key: 'simulationStep', + exports["default"] = HierarchicalRepulsionSolver; + module.exports = exports["default"]; - /** - * The viewFunction inserts this step into each renderloop. It calls the physics tick and handles the cleanup at stabilized. - * - */ - value: function simulationStep() { - // check if the physics have settled - var startTime = Date.now(); - this.physicsTick(); - var physicsTime = Date.now() - startTime; +/***/ }, +/* 93 */ +/***/ function(module, exports, __webpack_require__) { - // run double speed if it is a little graph - if ((physicsTime < 0.4 * this.simulationInterval || this.runDoubleSpeed === true) && this.stabilized === false) { - this.physicsTick(); + "use strict"; - // this makes sure there is no jitter. The decision is taken once to run it at double speed. - this.runDoubleSpeed = true; - } + Object.defineProperty(exports, "__esModule", { + value: true + }); - if (this.stabilized === true) { - if (this.stabilizationIterations > 1) { - // trigger the 'stabilized' event. - // The event is triggered on the next tick, to prevent the case that - // it is fired while initializing the Network, in which case you would not - // be able to catch it - this.startedStabilization = false; - //this._emitStabilized(); - } - this.stopSimulation(); - } - } - }, { - key: '_emitStabilized', - value: function _emitStabilized() { - var _this2 = this; + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - if (this.stabilizationIterations > 1) { - setTimeout(function () { - _this2.body.emitter.emit('stabilized', { iterations: _this2.stabilizationIterations }); - _this2.stabilizationIterations = 0; - }, 0); - } + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + + var SpringSolver = (function () { + function SpringSolver(body, physicsBody, options) { + _classCallCheck(this, SpringSolver); + + this.body = body; + this.physicsBody = physicsBody; + this.setOptions(options); + } + + _createClass(SpringSolver, [{ + key: "setOptions", + value: function setOptions(options) { + this.options = options; } }, { - key: 'physicsTick', + key: "solve", /** - * A single simulation step (or 'tick') in the physics simulation + * This function calculates the springforces on the nodes, accounting for the support nodes. * * @private */ - value: function physicsTick() { - if (this.stabilized === false) { - this.calculateForces(); - this.stabilized = this.moveNodes(); + value: function solve() { + var edgeLength = undefined, + edge = undefined; + var edgeIndices = this.physicsBody.physicsEdgeIndices; + var edges = this.body.edges; + var node1 = undefined, + node2 = undefined, + node3 = undefined; - // determine if the network has stabilzied - if (this.stabilized === true) { - this.revert(); - } else { - // this is here to ensure that there is no start event when the network is already stable. - if (this.startedStabilization === false) { - this.body.emitter.emit('startStabilizing'); - this.startedStabilization = true; + // forces caused by the edges, modelled as springs + for (var i = 0; i < edgeIndices.length; i++) { + edge = edges[edgeIndices[i]]; + if (edge.connected === true && edge.toId !== edge.fromId) { + // only calculate forces if nodes are in the same sector + if (this.body.nodes[edge.toId] !== undefined && this.body.nodes[edge.fromId] !== undefined) { + if (edge.edgeType.via !== undefined) { + edgeLength = edge.options.length === undefined ? this.options.springLength : edge.options.length; + node1 = edge.to; + node2 = edge.edgeType.via; + node3 = edge.from; + + this._calculateSpringForce(node1, node2, 0.5 * edgeLength); + this._calculateSpringForce(node2, node3, 0.5 * edgeLength); + } else { + // the * 1.5 is here so the edge looks as large as a smooth edge. It does not initially because the smooth edges use + // the support nodes which exert a repulsive force on the to and from nodes, making the edge appear larger. + edgeLength = edge.options.length === undefined ? this.options.springLength * 1.5 : edge.options.length; + this._calculateSpringForce(edge.from, edge.to, edgeLength); + } } } - - this.stabilizationIterations++; } } }, { - key: 'updatePhysicsData', + key: "_calculateSpringForce", /** - * Nodes and edges can have the physics toggles on or off. A collection of indices is created here so we can skip the check all the time. + * This is the code actually performing the calculation for the function above. * + * @param node1 + * @param node2 + * @param edgeLength * @private */ - value: function updatePhysicsData() { - this.physicsBody.forces = {}; - this.physicsBody.physicsNodeIndices = []; - this.physicsBody.physicsEdgeIndices = []; - var nodes = this.body.nodes; - var edges = this.body.edges; - - // get node indices for physics - for (var nodeId in nodes) { - if (nodes.hasOwnProperty(nodeId)) { - if (nodes[nodeId].options.physics === true) { - this.physicsBody.physicsNodeIndices.push(nodeId); - } - } - } + value: function _calculateSpringForce(node1, node2, edgeLength) { + var dx = node1.x - node2.x; + var dy = node1.y - node2.y; + var distance = Math.max(Math.sqrt(dx * dx + dy * dy), 0.01); - // get edge indices for physics - for (var edgeId in edges) { - if (edges.hasOwnProperty(edgeId)) { - if (edges[edgeId].options.physics === true) { - this.physicsBody.physicsEdgeIndices.push(edgeId); - } - } - } + // the 1/distance is so the fx and fy can be calculated without sine or cosine. + var springForce = this.options.springConstant * (edgeLength - distance) / distance; - // get the velocity and the forces vector - for (var i = 0; i < this.physicsBody.physicsNodeIndices.length; i++) { - var nodeId = this.physicsBody.physicsNodeIndices[i]; - this.physicsBody.forces[nodeId] = { x: 0, y: 0 }; + var fx = dx * springForce; + var fy = dy * springForce; - // forces can be reset because they are recalculated. Velocities have to persist. - if (this.physicsBody.velocities[nodeId] === undefined) { - this.physicsBody.velocities[nodeId] = { x: 0, y: 0 }; - } + // handle the case where one node is not part of the physcis + if (this.physicsBody.forces[node1.id] !== undefined) { + this.physicsBody.forces[node1.id].x += fx; + this.physicsBody.forces[node1.id].y += fy; } - // clean deleted nodes from the velocity vector - for (var nodeId in this.physicsBody.velocities) { - if (nodes[nodeId] === undefined) { - delete this.physicsBody.velocities[nodeId]; - } + if (this.physicsBody.forces[node2.id] !== undefined) { + this.physicsBody.forces[node2.id].x -= fx; + this.physicsBody.forces[node2.id].y -= fy; } } - }, { - key: 'revert', + }]); - /** - * Revert the simulation one step. This is done so after stabilization, every new start of the simulation will also say stabilized. - */ - value: function revert() { - var nodeIds = Object.keys(this.previousStates); - var nodes = this.body.nodes; - var velocities = this.physicsBody.velocities; + return SpringSolver; + })(); - for (var i = 0; i < nodeIds.length; i++) { - var nodeId = nodeIds[i]; - if (nodes[nodeId] !== undefined) { - if (nodes[nodeId].options.physics === true) { - velocities[nodeId].x = this.previousStates[nodeId].vx; - velocities[nodeId].y = this.previousStates[nodeId].vy; - nodes[nodeId].x = this.previousStates[nodeId].x; - nodes[nodeId].y = this.previousStates[nodeId].y; - } - } else { - delete this.previousStates[nodeId]; - } - } - } - }, { - key: 'moveNodes', + exports["default"] = SpringSolver; + module.exports = exports["default"]; - /** - * move the nodes one timestap and check if they are stabilized - * @returns {boolean} - */ - value: function moveNodes() { - var nodesPresent = false; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var maxVelocity = this.options.maxVelocity ? this.options.maxVelocity : 1000000000; - var stabilized = true; - var vminCorrected = this.options.minVelocity / Math.max(this.body.view.scale, 0.05); +/***/ }, +/* 94 */ +/***/ function(module, exports, __webpack_require__) { - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - var nodeVelocity = this._performStep(nodeId, maxVelocity); - // stabilized is true if stabilized is true and velocity is smaller than vmin --> all nodes must be stabilized - stabilized = nodeVelocity < vminCorrected && stabilized === true; - nodesPresent = true; - } + "use strict"; - if (nodesPresent === true) { - if (vminCorrected > 0.5 * this.options.maxVelocity) { - return false; - } else { - return stabilized; - } - } - return true; + Object.defineProperty(exports, "__esModule", { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + + var HierarchicalSpringSolver = (function () { + function HierarchicalSpringSolver(body, physicsBody, options) { + _classCallCheck(this, HierarchicalSpringSolver); + + this.body = body; + this.physicsBody = physicsBody; + this.setOptions(options); + } + + _createClass(HierarchicalSpringSolver, [{ + key: "setOptions", + value: function setOptions(options) { + this.options = options; } }, { - key: '_performStep', + key: "solve", /** - * Perform the actual step + * This function calculates the springforces on the nodes, accounting for the support nodes. * - * @param nodeId - * @param maxVelocity - * @returns {number} * @private */ - value: function _performStep(nodeId, maxVelocity) { - var node = this.body.nodes[nodeId]; - var timestep = this.options.timestep; - var forces = this.physicsBody.forces; - var velocities = this.physicsBody.velocities; + value: function solve() { + var edgeLength, edge; + var dx, dy, fx, fy, springForce, distance; + var edges = this.body.edges; + var factor = 0.5; - // store the state so we can revert - this.previousStates[nodeId] = { x: node.x, y: node.y, vx: velocities[nodeId].x, vy: velocities[nodeId].y }; + var edgeIndices = this.physicsBody.physicsEdgeIndices; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var forces = this.physicsBody.forces; - if (node.options.fixed.x === false) { - var dx = this.modelOptions.damping * velocities[nodeId].x; // damping force - var ax = (forces[nodeId].x - dx) / node.options.mass; // acceleration - velocities[nodeId].x += ax * timestep; // velocity - velocities[nodeId].x = Math.abs(velocities[nodeId].x) > maxVelocity ? velocities[nodeId].x > 0 ? maxVelocity : -maxVelocity : velocities[nodeId].x; - node.x += velocities[nodeId].x * timestep; // position - } else { - forces[nodeId].x = 0; - velocities[nodeId].x = 0; + // initialize the spring force counters + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + forces[nodeId].springFx = 0; + forces[nodeId].springFy = 0; } - if (node.options.fixed.y === false) { - var dy = this.modelOptions.damping * velocities[nodeId].y; // damping force - var ay = (forces[nodeId].y - dy) / node.options.mass; // acceleration - velocities[nodeId].y += ay * timestep; // velocity - velocities[nodeId].y = Math.abs(velocities[nodeId].y) > maxVelocity ? velocities[nodeId].y > 0 ? maxVelocity : -maxVelocity : velocities[nodeId].y; - node.y += velocities[nodeId].y * timestep; // position - } else { - forces[nodeId].y = 0; - velocities[nodeId].y = 0; - } + // forces caused by the edges, modelled as springs + for (var i = 0; i < edgeIndices.length; i++) { + edge = edges[edgeIndices[i]]; + if (edge.connected === true) { + edgeLength = edge.options.length === undefined ? this.options.springLength : edge.options.length; - var totalVelocity = Math.sqrt(Math.pow(velocities[nodeId].x, 2) + Math.pow(velocities[nodeId].y, 2)); - return totalVelocity; - } - }, { - key: 'calculateForces', + dx = edge.from.x - edge.to.x; + dy = edge.from.y - edge.to.y; + distance = Math.sqrt(dx * dx + dy * dy); + distance = distance === 0 ? 0.01 : distance; - /** - * calculate the forces for one physics iteration. - */ - value: function calculateForces() { - this.gravitySolver.solve(); - this.nodesSolver.solve(); - this.edgesSolver.solve(); - } - }, { - key: '_freezeNodes', + // the 1/distance is so the fx and fy can be calculated without sine or cosine. + springForce = this.options.springConstant * (edgeLength - distance) / distance; - /** - * When initializing and stabilizing, we can freeze nodes with a predefined position. This greatly speeds up stabilization - * because only the supportnodes for the smoothCurves have to settle. - * - * @private - */ - value: function _freezeNodes() { - var nodes = this.body.nodes; - for (var id in nodes) { - if (nodes.hasOwnProperty(id)) { - if (nodes[id].x && nodes[id].y) { - this.freezeCache[id] = { x: nodes[id].options.fixed.x, y: nodes[id].options.fixed.y }; - nodes[id].options.fixed.x = true; - nodes[id].options.fixed.y = true; + fx = dx * springForce; + fy = dy * springForce; + + if (edge.to.level != edge.from.level) { + forces[edge.toId].springFx -= fx; + forces[edge.toId].springFy -= fy; + forces[edge.fromId].springFx += fx; + forces[edge.fromId].springFy += fy; + } else { + forces[edge.toId].x -= factor * fx; + forces[edge.toId].y -= factor * fy; + forces[edge.fromId].x += factor * fx; + forces[edge.fromId].y += factor * fy; } } } - } - }, { - key: '_restoreFrozenNodes', - /** - * Unfreezes the nodes that have been frozen by _freezeDefinedNodes. - * - * @private - */ - value: function _restoreFrozenNodes() { - var nodes = this.body.nodes; - for (var id in nodes) { - if (nodes.hasOwnProperty(id)) { - if (this.freezeCache[id] !== undefined) { - nodes[id].options.fixed.x = this.freezeCache[id].x; - nodes[id].options.fixed.y = this.freezeCache[id].y; - } - } + // normalize spring forces + var springForce = 1; + var springFx, springFy; + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + springFx = Math.min(springForce, Math.max(-springForce, forces[nodeId].springFx)); + springFy = Math.min(springForce, Math.max(-springForce, forces[nodeId].springFy)); + + forces[nodeId].x += springFx; + forces[nodeId].y += springFy; + } + + // retain energy balance + var totalFx = 0; + var totalFy = 0; + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + totalFx += forces[nodeId].x; + totalFy += forces[nodeId].y; + } + var correctionFx = totalFx / nodeIndices.length; + var correctionFy = totalFy / nodeIndices.length; + + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + forces[nodeId].x -= correctionFx; + forces[nodeId].y -= correctionFy; } - this.freezeCache = {}; } - }, { - key: 'stabilize', + }]); - /** - * Find a stable position for all nodes - * @private - */ - value: function stabilize() { - var _this3 = this; + return HierarchicalSpringSolver; + })(); - var iterations = arguments[0] === undefined ? this.options.stabilization.iterations : arguments[0]; + exports["default"] = HierarchicalSpringSolver; + module.exports = exports["default"]; - if (typeof iterations !== 'number') { - console.log('The stabilize method needs a numeric amount of iterations. Switching to default: ', this.options.stabilization.iterations); - iterations = this.options.stabilization.iterations; - } +/***/ }, +/* 95 */ +/***/ function(module, exports, __webpack_require__) { - // this sets the width of all nodes initially which could be required for the avoidOverlap - this.body.emitter.emit('_resizeNodes'); + "use strict"; - // stop the render loop - this.stopSimulation(); + Object.defineProperty(exports, "__esModule", { + value: true + }); - // set stabilze to false - this.stabilized = false; + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - // block redraw requests - this.body.emitter.emit('_blockRedrawRequests'); - this.targetIterations = iterations; + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - // start the stabilization - if (this.options.stabilization.onlyDynamicEdges === true) { - this._freezeNodes(); - } - this.stabilizationIterations = 0; + var CentralGravitySolver = (function () { + function CentralGravitySolver(body, physicsBody, options) { + _classCallCheck(this, CentralGravitySolver); - setTimeout(function () { - return _this3._stabilizationBatch(); - }, 0); - } - }, { - key: '_stabilizationBatch', - value: function _stabilizationBatch() { - var count = 0; - while (this.stabilized === false && count < this.options.stabilization.updateInterval && this.stabilizationIterations < this.targetIterations) { - this.physicsTick(); - this.stabilizationIterations++; - count++; - } + this.body = body; + this.physicsBody = physicsBody; + this.setOptions(options); + } - if (this.stabilized === false && this.stabilizationIterations < this.targetIterations) { - this.body.emitter.emit('stabilizationProgress', { iterations: this.stabilizationIterations, total: this.targetIterations }); - setTimeout(this._stabilizationBatch.bind(this), 0); - } else { - this._finalizeStabilization(); - } + _createClass(CentralGravitySolver, [{ + key: "setOptions", + value: function setOptions(options) { + this.options = options; } }, { - key: '_finalizeStabilization', - value: function _finalizeStabilization() { - this.body.emitter.emit('_allowRedrawRequests'); - if (this.options.stabilization.fit === true) { - this.body.emitter.emit('fit'); - } - - if (this.options.stabilization.onlyDynamicEdges === true) { - this._restoreFrozenNodes(); - } + key: "solve", + value: function solve() { + var dx = undefined, + dy = undefined, + distance = undefined, + node = undefined; + var nodes = this.body.nodes; + var nodeIndices = this.physicsBody.physicsNodeIndices; + var forces = this.physicsBody.forces; - this.body.emitter.emit('stabilizationIterationsDone'); - this.body.emitter.emit('_requestRedraw'); + for (var i = 0; i < nodeIndices.length; i++) { + var nodeId = nodeIndices[i]; + node = nodes[nodeId]; + dx = -node.x; + dy = -node.y; + distance = Math.sqrt(dx * dx + dy * dy); - if (this.stabilized === true) { - this._emitStabilized(); - } else { - this.startSimulation(); + this._calculateForces(distance, dx, dy, forces, node); } + } + }, { + key: "_calculateForces", - this.ready = true; + /** + * Calculate the forces based on the distance. + * @private + */ + value: function _calculateForces(distance, dx, dy, forces, node) { + var gravityForce = distance === 0 ? 0 : this.options.centralGravity / distance; + forces[node.id].x = dx * gravityForce; + forces[node.id].y = dy * gravityForce; } }]); - return PhysicsEngine; + return CentralGravitySolver; })(); - exports['default'] = PhysicsEngine; - module.exports = exports['default']; + exports["default"] = CentralGravitySolver; + module.exports = exports["default"]; /***/ }, -/* 92 */ +/* 96 */ /***/ function(module, exports, __webpack_require__) { "use strict"; @@ -34279,106 +34100,28 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - - var BarnesHutSolver = (function () { - function BarnesHutSolver(body, physicsBody, options) { - _classCallCheck(this, BarnesHutSolver); + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - this.body = body; - this.physicsBody = physicsBody; - this.barnesHutTree; - this.setOptions(options); - } + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } - _createClass(BarnesHutSolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; - this.thetaInversed = 1 / this.options.theta; - this.overlapAvoidanceFactor = 1 - Math.max(0, Math.min(1, this.options.avoidOverlap)); // if 1 then min distance = 0.5, if 0.5 then min distance = 0.5 + 0.5*node.shape.radius - } - }, { - key: "solve", + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - /** - * This function calculates the forces the nodes apply on eachother based on a gravitational model. - * The Barnes Hut method is used to speed up this N-body simulation. - * - * @private - */ - value: function solve() { - if (this.options.gravitationalConstant !== 0 && this.physicsBody.physicsNodeIndices.length > 0) { - var node = undefined; - var nodes = this.body.nodes; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var nodeCount = nodeIndices.length; + function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - // create the tree - var barnesHutTree = this._formBarnesHutTree(nodes, nodeIndices); + var _BarnesHutSolver2 = __webpack_require__(90); - // for debugging - this.barnesHutTree = barnesHutTree; + var _BarnesHutSolver3 = _interopRequireDefault(_BarnesHutSolver2); - // place the nodes one by one recursively - for (var i = 0; i < nodeCount; i++) { - node = nodes[nodeIndices[i]]; - if (node.options.mass > 0) { - // starting with root is irrelevant, it never passes the BarnesHutSolver condition - this._getForceContribution(barnesHutTree.root.children.NW, node); - this._getForceContribution(barnesHutTree.root.children.NE, node); - this._getForceContribution(barnesHutTree.root.children.SW, node); - this._getForceContribution(barnesHutTree.root.children.SE, node); - } - } - } - } - }, { - key: "_getForceContribution", + var ForceAtlas2BasedRepulsionSolver = (function (_BarnesHutSolver) { + function ForceAtlas2BasedRepulsionSolver(body, physicsBody, options) { + _classCallCheck(this, ForceAtlas2BasedRepulsionSolver); - /** - * This function traverses the barnesHutTree. It checks when it can approximate distant nodes with their center of mass. - * If a region contains a single node, we check if it is not itself, then we apply the force. - * - * @param parentBranch - * @param node - * @private - */ - value: function _getForceContribution(parentBranch, node) { - // we get no force contribution from an empty region - if (parentBranch.childrenCount > 0) { - var dx = undefined, - dy = undefined, - distance = undefined; + _get(Object.getPrototypeOf(ForceAtlas2BasedRepulsionSolver.prototype), "constructor", this).call(this, body, physicsBody, options); + } - // get the distance from the center of mass to the node. - dx = parentBranch.centerOfMass.x - node.x; - dy = parentBranch.centerOfMass.y - node.y; - distance = Math.sqrt(dx * dx + dy * dy); + _inherits(ForceAtlas2BasedRepulsionSolver, _BarnesHutSolver); - // BarnesHutSolver condition - // original condition : s/d < theta = passed === d/s > 1/theta = passed - // calcSize = 1/s --> d * 1/s > 1/theta = passed - if (distance * parentBranch.calcSize > this.thetaInversed) { - this._calculateForces(distance, dx, dy, node, parentBranch); - } else { - // Did not pass the condition, go into children if available - if (parentBranch.childrenCount === 4) { - this._getForceContribution(parentBranch.children.NW, node); - this._getForceContribution(parentBranch.children.NE, node); - this._getForceContribution(parentBranch.children.SW, node); - this._getForceContribution(parentBranch.children.SE, node); - } else { - // parentBranch must have only one node, if it was empty we wouldnt be here - if (parentBranch.children.data.id != node.id) { - // if it is not self - this._calculateForces(distance, dx, dy, node, parentBranch); - } - } - } - } - } - }, { + _createClass(ForceAtlas2BasedRepulsionSolver, [{ key: "_calculateForces", /** @@ -34401,982 +34144,1232 @@ return /******/ (function(modules) { // webpackBootstrap distance = Math.max(0.1 + this.overlapAvoidanceFactor * node.shape.radius, distance - node.shape.radius); } + var degree = node.edges.length + 1; // the dividing by the distance cubed instead of squared allows us to get the fx and fy components without sines and cosines // it is shorthand for gravityforce with distance squared and fx = dx/distance * gravityForce - var gravityForce = this.options.gravitationalConstant * parentBranch.mass * node.options.mass / Math.pow(distance, 3); + var gravityForce = this.options.gravitationalConstant * parentBranch.mass * node.options.mass * degree / Math.pow(distance, 2); var fx = dx * gravityForce; var fy = dy * gravityForce; this.physicsBody.forces[node.id].x += fx; this.physicsBody.forces[node.id].y += fy; } - }, { - key: "_formBarnesHutTree", + }]); + + return ForceAtlas2BasedRepulsionSolver; + })(_BarnesHutSolver3["default"]); + + exports["default"] = ForceAtlas2BasedRepulsionSolver; + module.exports = exports["default"]; + +/***/ }, +/* 97 */ +/***/ function(module, exports, __webpack_require__) { + + "use strict"; + + Object.defineProperty(exports, "__esModule", { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + + function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + + var _CentralGravitySolver2 = __webpack_require__(95); + + var _CentralGravitySolver3 = _interopRequireDefault(_CentralGravitySolver2); + + var ForceAtlas2BasedCentralGravitySolver = (function (_CentralGravitySolver) { + function ForceAtlas2BasedCentralGravitySolver(body, physicsBody, options) { + _classCallCheck(this, ForceAtlas2BasedCentralGravitySolver); + + _get(Object.getPrototypeOf(ForceAtlas2BasedCentralGravitySolver.prototype), "constructor", this).call(this, body, physicsBody, options); + } + + _inherits(ForceAtlas2BasedCentralGravitySolver, _CentralGravitySolver); + + _createClass(ForceAtlas2BasedCentralGravitySolver, [{ + key: "_calculateForces", /** - * This function constructs the barnesHut tree recursively. It creates the root, splits it and starts placing the nodes. - * - * @param nodes - * @param nodeIndices + * Calculate the forces based on the distance. * @private */ - value: function _formBarnesHutTree(nodes, nodeIndices) { - var node = undefined; - var nodeCount = nodeIndices.length; + value: function _calculateForces(distance, dx, dy, forces, node) { + if (distance > 0) { + var degree = node.edges.length + 1; + var gravityForce = this.options.centralGravity * degree * node.options.mass; + forces[node.id].x = dx * gravityForce; + forces[node.id].y = dy * gravityForce; + } + } + }]); - var minX = nodes[nodeIndices[0]].x; - var minY = nodes[nodeIndices[0]].y; - var maxX = nodes[nodeIndices[0]].x; - var maxY = nodes[nodeIndices[0]].y; + return ForceAtlas2BasedCentralGravitySolver; + })(_CentralGravitySolver3["default"]); - // get the range of the nodes - for (var i = 1; i < nodeCount; i++) { - var x = nodes[nodeIndices[i]].x; - var y = nodes[nodeIndices[i]].y; - if (nodes[nodeIndices[i]].options.mass > 0) { - if (x < minX) { - minX = x; - } - if (x > maxX) { - maxX = x; - } - if (y < minY) { - minY = y; - } - if (y > maxY) { - maxY = y; - } + exports["default"] = ForceAtlas2BasedCentralGravitySolver; + module.exports = exports["default"]; + +/***/ }, +/* 98 */ +/***/ function(module, exports, __webpack_require__) { + + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + + var _componentsNodesCluster = __webpack_require__(99); + + var _componentsNodesCluster2 = _interopRequireDefault(_componentsNodesCluster); + + var util = __webpack_require__(9); + + var ClusterEngine = (function () { + function ClusterEngine(body) { + var _this = this; + + _classCallCheck(this, ClusterEngine); + + this.body = body; + this.clusteredNodes = {}; + + this.options = {}; + this.defaultOptions = {}; + util.extend(this.options, this.defaultOptions); + + this.body.emitter.on('_resetData', function () { + _this.clusteredNodes = {}; + }); + } + + _createClass(ClusterEngine, [{ + key: 'setOptions', + value: function setOptions(options) { + if (options !== undefined) {} + } + }, { + key: 'clusterByHubsize', + + /** + * + * @param hubsize + * @param options + */ + value: function clusterByHubsize(hubsize, options) { + if (hubsize === undefined) { + hubsize = this._getHubSize(); + } else if (typeof hubsize === 'object') { + options = this._checkOptions(hubsize); + hubsize = this._getHubSize(); + } + + var nodesToCluster = []; + for (var i = 0; i < this.body.nodeIndices.length; i++) { + var node = this.body.nodes[this.body.nodeIndices[i]]; + if (node.edges.length >= hubsize) { + nodesToCluster.push(node.id); } } - // make the range a square - var sizeDiff = Math.abs(maxX - minX) - Math.abs(maxY - minY); // difference between X and Y - if (sizeDiff > 0) { - minY -= 0.5 * sizeDiff; - maxY += 0.5 * sizeDiff; - } // xSize > ySize - else { - minX += 0.5 * sizeDiff; - maxX -= 0.5 * sizeDiff; - } // xSize < ySize - var minimumTreeSize = 0.00001; - var rootSize = Math.max(minimumTreeSize, Math.abs(maxX - minX)); - var halfRootSize = 0.5 * rootSize; - var centerX = 0.5 * (minX + maxX), - centerY = 0.5 * (minY + maxY); + for (var i = 0; i < nodesToCluster.length; i++) { + this.clusterByConnection(nodesToCluster[i], options, false); + } + this.body.emitter.emit('_dataChanged'); + } + }, { + key: 'cluster', - // construct the barnesHutTree - var barnesHutTree = { - root: { - centerOfMass: { x: 0, y: 0 }, - mass: 0, - range: { - minX: centerX - halfRootSize, maxX: centerX + halfRootSize, - minY: centerY - halfRootSize, maxY: centerY + halfRootSize - }, - size: rootSize, - calcSize: 1 / rootSize, - children: { data: null }, - maxWidth: 0, - level: 0, - childrenCount: 4 - } - }; - this._splitBranch(barnesHutTree.root); + /** + * loop over all nodes, check if they adhere to the condition and cluster if needed. + * @param options + * @param refreshData + */ + value: function cluster() { + var options = arguments[0] === undefined ? {} : arguments[0]; + var refreshData = arguments[1] === undefined ? true : arguments[1]; - // place the nodes one by one recursively - for (var i = 0; i < nodeCount; i++) { - node = nodes[nodeIndices[i]]; - if (node.options.mass > 0) { - this._placeInTree(barnesHutTree.root, node); + if (options.joinCondition === undefined) { + throw new Error('Cannot call clusterByNodeData without a joinCondition function in the options.'); + } + + // check if the options object is fine, append if needed + options = this._checkOptions(options); + + var childNodesObj = {}; + var childEdgesObj = {}; + + // collect the nodes that will be in the cluster + for (var i = 0; i < this.body.nodeIndices.length; i++) { + var nodeId = this.body.nodeIndices[i]; + var node = this.body.nodes[nodeId]; + var clonedOptions = this._cloneOptions(node); + if (options.joinCondition(clonedOptions) === true) { + childNodesObj[nodeId] = this.body.nodes[nodeId]; + + // collect the nodes that will be in the cluster + for (var _i = 0; _i < node.edges.length; _i++) { + var edge = node.edges[_i]; + childEdgesObj[edge.id] = edge; + } } } - // make global - return barnesHutTree; + this._cluster(childNodesObj, childEdgesObj, options, refreshData); } }, { - key: "_updateBranchMass", + key: 'clusterOutliers', /** - * this updates the mass of a branch. this is increased by adding a node. - * - * @param parentBranch - * @param node - * @private - */ - value: function _updateBranchMass(parentBranch, node) { - var totalMass = parentBranch.mass + node.options.mass; - var totalMassInv = 1 / totalMass; + * Cluster all nodes in the network that have only 1 edge + * @param options + * @param refreshData + */ + value: function clusterOutliers(options) { + var refreshData = arguments[1] === undefined ? true : arguments[1]; - parentBranch.centerOfMass.x = parentBranch.centerOfMass.x * parentBranch.mass + node.x * node.options.mass; - parentBranch.centerOfMass.x *= totalMassInv; + options = this._checkOptions(options); + var clusters = []; - parentBranch.centerOfMass.y = parentBranch.centerOfMass.y * parentBranch.mass + node.y * node.options.mass; - parentBranch.centerOfMass.y *= totalMassInv; + // collect the nodes that will be in the cluster + for (var i = 0; i < this.body.nodeIndices.length; i++) { + var childNodesObj = {}; + var childEdgesObj = {}; + var nodeId = this.body.nodeIndices[i]; + var visibleEdges = 0; + var edge = undefined; + for (var j = 0; j < this.body.nodes[nodeId].edges.length; j++) { + if (this.body.nodes[nodeId].edges[j].options.hidden === false) { + visibleEdges++; + edge = this.body.nodes[nodeId].edges[j]; + } + } - parentBranch.mass = totalMass; - var biggestSize = Math.max(Math.max(node.height, node.radius), node.width); - parentBranch.maxWidth = parentBranch.maxWidth < biggestSize ? biggestSize : parentBranch.maxWidth; + if (visibleEdges === 1) { + // this is an outlier + var childNodeId = this._getConnectedId(edge, nodeId); + if (childNodeId !== nodeId) { + if (options.joinCondition === undefined) { + if (this._checkIfUsed(clusters, nodeId, edge.id) === false && this._checkIfUsed(clusters, childNodeId, edge.id) === false) { + childEdgesObj[edge.id] = edge; + childNodesObj[nodeId] = this.body.nodes[nodeId]; + childNodesObj[childNodeId] = this.body.nodes[childNodeId]; + } + } else { + var clonedOptions = this._cloneOptions(this.body.nodes[nodeId]); + if (options.joinCondition(clonedOptions) === true && this._checkIfUsed(clusters, nodeId, edge.id) === false) { + childEdgesObj[edge.id] = edge; + childNodesObj[nodeId] = this.body.nodes[nodeId]; + } + clonedOptions = this._cloneOptions(this.body.nodes[childNodeId]); + if (options.joinCondition(clonedOptions) === true && this._checkIfUsed(clusters, nodeId, edge.id) === false) { + childEdgesObj[edge.id] = edge; + childNodesObj[childNodeId] = this.body.nodes[childNodeId]; + } + } + + if (Object.keys(childNodesObj).length > 0 && Object.keys(childEdgesObj).length > 0) { + clusters.push({ nodes: childNodesObj, edges: childEdgesObj }); + } + } + } + } + + for (var i = 0; i < clusters.length; i++) { + this._cluster(clusters[i].nodes, clusters[i].edges, options, false); + } + + if (refreshData === true) { + this.body.emitter.emit('_dataChanged'); + } } }, { - key: "_placeInTree", + key: '_checkIfUsed', + value: function _checkIfUsed(clusters, nodeId, edgeId) { + for (var i = 0; i < clusters.length; i++) { + var cluster = clusters[i]; + if (cluster.nodes[nodeId] !== undefined || cluster.edges[edgeId] !== undefined) { + return true; + } + } + return false; + } + }, { + key: 'clusterByConnection', /** - * determine in which branch the node will be placed. - * - * @param parentBranch - * @param node - * @param skipMassUpdate - * @private - */ - value: function _placeInTree(parentBranch, node, skipMassUpdate) { - if (skipMassUpdate != true || skipMassUpdate === undefined) { - // update the mass of the branch. - this._updateBranchMass(parentBranch, node); + * suck all connected nodes of a node into the node. + * @param nodeId + * @param options + * @param refreshData + */ + value: function clusterByConnection(nodeId, options) { + var refreshData = arguments[2] === undefined ? true : arguments[2]; + + // kill conditions + if (nodeId === undefined) { + throw new Error('No nodeId supplied to clusterByConnection!'); + } + if (this.body.nodes[nodeId] === undefined) { + throw new Error('The nodeId given to clusterByConnection does not exist!'); } - if (parentBranch.children.NW.range.maxX > node.x) { - // in NW or SW - if (parentBranch.children.NW.range.maxY > node.y) { - // in NW - this._placeInRegion(parentBranch, node, "NW"); - } else { - // in SW - this._placeInRegion(parentBranch, node, "SW"); - } - } else { - // in NE or SE - if (parentBranch.children.NW.range.maxY > node.y) { - // in NE - this._placeInRegion(parentBranch, node, "NE"); + var node = this.body.nodes[nodeId]; + options = this._checkOptions(options, node); + if (options.clusterNodeProperties.x === undefined) { + options.clusterNodeProperties.x = node.x; + } + if (options.clusterNodeProperties.y === undefined) { + options.clusterNodeProperties.y = node.y; + } + if (options.clusterNodeProperties.fixed === undefined) { + options.clusterNodeProperties.fixed = {}; + options.clusterNodeProperties.fixed.x = node.options.fixed.x; + options.clusterNodeProperties.fixed.y = node.options.fixed.y; + } + + var childNodesObj = {}; + var childEdgesObj = {}; + var parentNodeId = node.id; + var parentClonedOptions = this._cloneOptions(node); + childNodesObj[parentNodeId] = node; + + // collect the nodes that will be in the cluster + for (var i = 0; i < node.edges.length; i++) { + var edge = node.edges[i]; + var childNodeId = this._getConnectedId(edge, parentNodeId); + + if (childNodeId !== parentNodeId) { + if (options.joinCondition === undefined) { + childEdgesObj[edge.id] = edge; + childNodesObj[childNodeId] = this.body.nodes[childNodeId]; + } else { + // clone the options and insert some additional parameters that could be interesting. + var childClonedOptions = this._cloneOptions(this.body.nodes[childNodeId]); + if (options.joinCondition(parentClonedOptions, childClonedOptions) === true) { + childEdgesObj[edge.id] = edge; + childNodesObj[childNodeId] = this.body.nodes[childNodeId]; + } + } } else { - // in SE - this._placeInRegion(parentBranch, node, "SE"); + childEdgesObj[edge.id] = edge; } } + + this._cluster(childNodesObj, childEdgesObj, options, refreshData); } }, { - key: "_placeInRegion", + key: '_cloneOptions', /** - * actually place the node in a region (or branch) - * - * @param parentBranch - * @param node - * @param region - * @private - */ - value: function _placeInRegion(parentBranch, node, region) { - switch (parentBranch.children[region].childrenCount) { - case 0: - // place node here - parentBranch.children[region].children.data = node; - parentBranch.children[region].childrenCount = 1; - this._updateBranchMass(parentBranch.children[region], node); - break; - case 1: - // convert into children - // if there are two nodes exactly overlapping (on init, on opening of cluster etc.) - // we move one node a pixel and we do not put it in the tree. - if (parentBranch.children[region].children.data.x === node.x && parentBranch.children[region].children.data.y === node.y) { - node.x += Math.random(); - node.y += Math.random(); - } else { - this._splitBranch(parentBranch.children[region]); - this._placeInTree(parentBranch.children[region], node); - } - break; - case 4: - // place in branch - this._placeInTree(parentBranch.children[region], node); - break; + * This returns a clone of the options or options of the edge or node to be used for construction of new edges or check functions for new nodes. + * @param objId + * @param type + * @returns {{}} + * @private + */ + value: function _cloneOptions(item, type) { + var clonedOptions = {}; + if (type === undefined || type === 'node') { + util.deepExtend(clonedOptions, item.options, true); + clonedOptions.x = item.x; + clonedOptions.y = item.y; + clonedOptions.amountOfConnections = item.edges.length; + } else { + util.deepExtend(clonedOptions, item.options, true); } + return clonedOptions; } }, { - key: "_splitBranch", + key: '_createClusterEdges', /** - * this function splits a branch into 4 sub branches. If the branch contained a node, we place it in the subbranch - * after the split is complete. - * - * @param parentBranch - * @private - */ - value: function _splitBranch(parentBranch) { - // if the branch is shaded with a node, replace the node in the new subset. - var containedNode = null; - if (parentBranch.childrenCount === 1) { - containedNode = parentBranch.children.data; - parentBranch.mass = 0; - parentBranch.centerOfMass.x = 0; - parentBranch.centerOfMass.y = 0; - } - parentBranch.childrenCount = 4; - parentBranch.children.data = null; - this._insertRegion(parentBranch, "NW"); - this._insertRegion(parentBranch, "NE"); - this._insertRegion(parentBranch, "SW"); - this._insertRegion(parentBranch, "SE"); + * This function creates the edges that will be attached to the cluster. + * + * @param childNodesObj + * @param childEdgesObj + * @param newEdges + * @param options + * @private + */ + value: function _createClusterEdges(childNodesObj, childEdgesObj, newEdges, clusterNodeProperties, clusterEdgeProperties) { + var edge = undefined, + childNodeId = undefined, + childNode = undefined, + toId = undefined, + fromId = undefined, + otherNodeId = undefined; - if (containedNode != null) { - this._placeInTree(parentBranch, containedNode); + var childKeys = Object.keys(childNodesObj); + for (var i = 0; i < childKeys.length; i++) { + childNodeId = childKeys[i]; + childNode = childNodesObj[childNodeId]; + + // construct new edges from the cluster to others + for (var j = 0; j < childNode.edges.length; j++) { + edge = childNode.edges[j]; + childEdgesObj[edge.id] = edge; + + // childNodeId position will be replaced by the cluster. + if (edge.toId == childNodeId) { + // this is a double equals because ints and strings can be interchanged here. + toId = clusterNodeProperties.id; + fromId = edge.fromId; + otherNodeId = fromId; + } else { + toId = edge.toId; + fromId = clusterNodeProperties.id; + otherNodeId = toId; + } + + // if the node connected to the cluster is also in the cluster we do not need a new edge. + if (childNodesObj[otherNodeId] === undefined) { + var clonedOptions = this._cloneOptions(edge, 'edge'); + util.deepExtend(clonedOptions, clusterEdgeProperties); + clonedOptions.from = fromId; + clonedOptions.to = toId; + clonedOptions.id = 'clusterEdge:' + util.randomUUID(); + newEdges.push(this.body.functions.createEdge(clonedOptions)); + } + } } } }, { - key: "_insertRegion", + key: '_checkOptions', /** - * This function subdivides the region into four new segments. - * Specifically, this inserts a single new segment. - * It fills the children section of the parentBranch - * - * @param parentBranch - * @param region - * @param parentRange - * @private - */ - value: function _insertRegion(parentBranch, region) { - var minX = undefined, - maxX = undefined, - minY = undefined, - maxY = undefined; - var childSize = 0.5 * parentBranch.size; - switch (region) { - case "NW": - minX = parentBranch.range.minX; - maxX = parentBranch.range.minX + childSize; - minY = parentBranch.range.minY; - maxY = parentBranch.range.minY + childSize; - break; - case "NE": - minX = parentBranch.range.minX + childSize; - maxX = parentBranch.range.maxX; - minY = parentBranch.range.minY; - maxY = parentBranch.range.minY + childSize; - break; - case "SW": - minX = parentBranch.range.minX; - maxX = parentBranch.range.minX + childSize; - minY = parentBranch.range.minY + childSize; - maxY = parentBranch.range.maxY; - break; - case "SE": - minX = parentBranch.range.minX + childSize; - maxX = parentBranch.range.maxX; - minY = parentBranch.range.minY + childSize; - maxY = parentBranch.range.maxY; - break; + * This function checks the options that can be supplied to the different cluster functions + * for certain fields and inserts defaults if needed + * @param options + * @returns {*} + * @private + */ + value: function _checkOptions() { + var options = arguments[0] === undefined ? {} : arguments[0]; + + if (options.clusterEdgeProperties === undefined) { + options.clusterEdgeProperties = {}; + } + if (options.clusterNodeProperties === undefined) { + options.clusterNodeProperties = {}; } - parentBranch.children[region] = { - centerOfMass: { x: 0, y: 0 }, - mass: 0, - range: { minX: minX, maxX: maxX, minY: minY, maxY: maxY }, - size: 0.5 * parentBranch.size, - calcSize: 2 * parentBranch.calcSize, - children: { data: null }, - maxWidth: 0, - level: parentBranch.level + 1, - childrenCount: 0 - }; + return options; } }, { - key: "_debug", - - //--------------------------- DEBUGGING BELOW ---------------------------// + key: '_cluster', /** - * This function is for debugging purposed, it draws the tree. - * - * @param ctx - * @param color - * @private - */ - value: function _debug(ctx, color) { - if (this.barnesHutTree !== undefined) { - - ctx.lineWidth = 1; + * + * @param {Object} childNodesObj | object with node objects, id as keys, same as childNodes except it also contains a source node + * @param {Object} childEdgesObj | object with edge objects, id as keys + * @param {Array} options | object with {clusterNodeProperties, clusterEdgeProperties, processProperties} + * @param {Boolean} refreshData | when true, do not wrap up + * @private + */ + value: function _cluster(childNodesObj, childEdgesObj, options) { + var refreshData = arguments[3] === undefined ? true : arguments[3]; - this._drawBranch(this.barnesHutTree.root, ctx, color); + // kill condition: no children so cant cluster + if (Object.keys(childNodesObj).length === 0) { + return; } - } - }, { - key: "_drawBranch", - /** - * This function is for debugging purposes. It draws the branches recursively. - * - * @param branch - * @param ctx - * @param color - * @private - */ - value: function _drawBranch(branch, ctx, color) { - if (color === undefined) { - color = "#FF0000"; + var clusterNodeProperties = util.deepExtend({}, options.clusterNodeProperties); + + // construct the clusterNodeProperties + if (options.processProperties !== undefined) { + // get the childNode options + var childNodesOptions = []; + for (var nodeId in childNodesObj) { + var clonedOptions = this._cloneOptions(childNodesObj[nodeId]); + childNodesOptions.push(clonedOptions); + } + + // get clusterproperties based on childNodes + var childEdgesOptions = []; + for (var edgeId in childEdgesObj) { + var clonedOptions = this._cloneOptions(childEdgesObj[edgeId], 'edge'); + childEdgesOptions.push(clonedOptions); + } + + clusterNodeProperties = options.processProperties(clusterNodeProperties, childNodesOptions, childEdgesOptions); + if (!clusterNodeProperties) { + throw new Error('The processProperties function does not return properties!'); + } } - if (branch.childrenCount === 4) { - this._drawBranch(branch.children.NW, ctx); - this._drawBranch(branch.children.NE, ctx); - this._drawBranch(branch.children.SE, ctx); - this._drawBranch(branch.children.SW, ctx); + // check if we have an unique id; + if (clusterNodeProperties.id === undefined) { + clusterNodeProperties.id = 'cluster:' + util.randomUUID(); } - ctx.strokeStyle = color; - ctx.beginPath(); - ctx.moveTo(branch.range.minX, branch.range.minY); - ctx.lineTo(branch.range.maxX, branch.range.minY); - ctx.stroke(); + var clusterId = clusterNodeProperties.id; - ctx.beginPath(); - ctx.moveTo(branch.range.maxX, branch.range.minY); - ctx.lineTo(branch.range.maxX, branch.range.maxY); - ctx.stroke(); + if (clusterNodeProperties.label === undefined) { + clusterNodeProperties.label = 'cluster'; + } - ctx.beginPath(); - ctx.moveTo(branch.range.maxX, branch.range.maxY); - ctx.lineTo(branch.range.minX, branch.range.maxY); - ctx.stroke(); + // give the clusterNode a postion if it does not have one. + var pos = undefined; + if (clusterNodeProperties.x === undefined) { + pos = this._getClusterPosition(childNodesObj); + clusterNodeProperties.x = pos.x; + } + if (clusterNodeProperties.y === undefined) { + if (pos === undefined) { + pos = this._getClusterPosition(childNodesObj); + } + clusterNodeProperties.y = pos.y; + } - ctx.beginPath(); - ctx.moveTo(branch.range.minX, branch.range.maxY); - ctx.lineTo(branch.range.minX, branch.range.minY); - ctx.stroke(); + // force the ID to remain the same + clusterNodeProperties.id = clusterId; - /* - if (branch.mass > 0) { - ctx.circle(branch.centerOfMass.x, branch.centerOfMass.y, 3*branch.mass); - ctx.stroke(); - } - */ - } - }]); + // create the clusterNode + var clusterNode = this.body.functions.createNode(clusterNodeProperties, _componentsNodesCluster2['default']); + clusterNode.isCluster = true; + clusterNode.containedNodes = childNodesObj; + clusterNode.containedEdges = childEdgesObj; + // cache a copy from the cluster edge properties if we have to reconnect others later on + clusterNode.clusterEdgeProperties = options.clusterEdgeProperties; - return BarnesHutSolver; - })(); + // finally put the cluster node into global + this.body.nodes[clusterNodeProperties.id] = clusterNode; - exports["default"] = BarnesHutSolver; - module.exports = exports["default"]; + // create the new edges that will connect to the cluster + var newEdges = []; + this._createClusterEdges(childNodesObj, childEdgesObj, newEdges, clusterNodeProperties, options.clusterEdgeProperties); -/***/ }, -/* 93 */ -/***/ function(module, exports, __webpack_require__) { + // disable the childEdges + for (var edgeId in childEdgesObj) { + if (childEdgesObj.hasOwnProperty(edgeId)) { + if (this.body.edges[edgeId] !== undefined) { + var edge = this.body.edges[edgeId]; + edge.togglePhysics(false); + edge.options.hidden = true; + } + } + } - "use strict"; + // disable the childNodes + for (var nodeId in childNodesObj) { + if (childNodesObj.hasOwnProperty(nodeId)) { + this.clusteredNodes[nodeId] = { clusterId: clusterNodeProperties.id, node: this.body.nodes[nodeId] }; + this.body.nodes[nodeId].togglePhysics(false); + this.body.nodes[nodeId].options.hidden = true; + } + } - Object.defineProperty(exports, "__esModule", { - value: true - }); + // push new edges to global + for (var i = 0; i < newEdges.length; i++) { + this.body.edges[newEdges[i].id] = newEdges[i]; + this.body.edges[newEdges[i].id].connect(); + } - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + // set ID to undefined so no duplicates arise + clusterNodeProperties.id = undefined; - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + // wrap up + if (refreshData === true) { + this.body.emitter.emit('_dataChanged'); + } + } + }, { + key: 'isCluster', - var RepulsionSolver = (function () { - function RepulsionSolver(body, physicsBody, options) { - _classCallCheck(this, RepulsionSolver); + /** + * Check if a node is a cluster. + * @param nodeId + * @returns {*} + */ + value: function isCluster(nodeId) { + if (this.body.nodes[nodeId] !== undefined) { + return this.body.nodes[nodeId].isCluster === true; + } else { + console.log('Node does not exist.'); + return false; + } + } + }, { + key: '_getClusterPosition', - this.body = body; - this.physicsBody = physicsBody; - this.setOptions(options); - } + /** + * get the position of the cluster node based on what's inside + * @param {object} childNodesObj | object with node objects, id as keys + * @returns {{x: number, y: number}} + * @private + */ + value: function _getClusterPosition(childNodesObj) { + var childKeys = Object.keys(childNodesObj); + var minX = childNodesObj[childKeys[0]].x; + var maxX = childNodesObj[childKeys[0]].x; + var minY = childNodesObj[childKeys[0]].y; + var maxY = childNodesObj[childKeys[0]].y; + var node = undefined; + for (var i = 1; i < childKeys.length; i++) { + node = childNodesObj[childKeys[i]]; + minX = node.x < minX ? node.x : minX; + maxX = node.x > maxX ? node.x : maxX; + minY = node.y < minY ? node.y : minY; + maxY = node.y > maxY ? node.y : maxY; + } - _createClass(RepulsionSolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; + return { x: 0.5 * (minX + maxX), y: 0.5 * (minY + maxY) }; } }, { - key: "solve", + key: 'openCluster', /** - * Calculate the forces the nodes apply on each other based on a repulsion field. - * This field is linearly approximated. - * - * @private - */ - value: function solve() { - var dx, dy, distance, fx, fy, repulsingForce, node1, node2; + * Open a cluster by calling this function. + * @param {String} clusterNodeId | the ID of the cluster node + * @param {Boolean} refreshData | wrap up afterwards if not true + */ + value: function openCluster(clusterNodeId) { + var refreshData = arguments[1] === undefined ? true : arguments[1]; - var nodes = this.body.nodes; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var forces = this.physicsBody.forces; + // kill conditions + if (clusterNodeId === undefined) { + throw new Error('No clusterNodeId supplied to openCluster.'); + } + if (this.body.nodes[clusterNodeId] === undefined) { + throw new Error('The clusterNodeId supplied to openCluster does not exist.'); + } + if (this.body.nodes[clusterNodeId].containedNodes === undefined) { + console.log('The node:' + clusterNodeId + ' is not a cluster.'); + return; + } + var clusterNode = this.body.nodes[clusterNodeId]; + var containedNodes = clusterNode.containedNodes; + var containedEdges = clusterNode.containedEdges; - // repulsing forces between nodes - var nodeDistance = this.options.nodeDistance; + // release nodes + for (var nodeId in containedNodes) { + if (containedNodes.hasOwnProperty(nodeId)) { + var containedNode = this.body.nodes[nodeId]; + containedNode = containedNodes[nodeId]; + // inherit position + containedNode.x = clusterNode.x; + containedNode.y = clusterNode.y; - // approximation constants - var a = -2 / 3 / nodeDistance; - var b = 4 / 3; + // inherit speed + containedNode.vx = clusterNode.vx; + containedNode.vy = clusterNode.vy; - // we loop from i over all but the last entree in the array - // j loops from i+1 to the last. This way we do not double count any of the indices, nor i === j - for (var i = 0; i < nodeIndices.length - 1; i++) { - node1 = nodes[nodeIndices[i]]; - for (var j = i + 1; j < nodeIndices.length; j++) { - node2 = nodes[nodeIndices[j]]; + containedNode.options.hidden = false; + containedNode.togglePhysics(true); - dx = node2.x - node1.x; - dy = node2.y - node1.y; - distance = Math.sqrt(dx * dx + dy * dy); + delete this.clusteredNodes[nodeId]; + } + } + + // release edges + for (var edgeId in containedEdges) { + if (containedEdges.hasOwnProperty(edgeId)) { + var edge = containedEdges[edgeId]; + // if this edge was a temporary edge and it's connected nodes do not exist anymore, we remove it from the data + if (this.body.nodes[edge.fromId] === undefined || this.body.nodes[edge.toId] === undefined) { + edge.edgeType.cleanup(); + // this removes the edge from node.edges, which is why edgeIds is formed + edge.disconnect(); + delete this.body.edges[edgeId]; + } else { + // one of the nodes connected to this edge is in a cluster. We give the edge to that cluster so it will be released when that cluster is opened. + if (this.clusteredNodes[edge.fromId] !== undefined || this.clusteredNodes[edge.toId] !== undefined) { + var fromId = undefined, + toId = undefined; + var clusteredNode = this.clusteredNodes[edge.fromId] || this.clusteredNodes[edge.toId]; + var clusterId = clusteredNode.clusterId; + var _clusterNode = this.body.nodes[clusterId]; + _clusterNode.containedEdges[edgeId] = edge; - // same condition as BarnesHutSolver, making sure nodes are never 100% overlapping. - if (distance === 0) { - distance = 0.1 * Math.random(); - dx = distance; - } + if (this.clusteredNodes[edge.fromId] !== undefined) { + fromId = clusterId; + toId = edge.toId; + } else { + fromId = edge.fromId; + toId = clusterId; + } - if (distance < 2 * nodeDistance) { - if (distance < 0.5 * nodeDistance) { - repulsingForce = 1; + // if both from and to nodes are visible, we create a new temporary edge + if (this.body.nodes[fromId].options.hidden !== true && this.body.nodes[toId].options.hidden !== true) { + var clonedOptions = this._cloneOptions(edge, 'edge'); + var id = 'clusterEdge:' + util.randomUUID(); + util.deepExtend(clonedOptions, _clusterNode.clusterEdgeProperties); + util.deepExtend(clonedOptions, { from: fromId, to: toId, hidden: false, physics: true, id: id }); + var newEdge = this.body.functions.createEdge(clonedOptions); + + this.body.edges[id] = newEdge; + this.body.edges[id].connect(); + } } else { - repulsingForce = a * distance + b; // linear approx of 1 / (1 + Math.exp((distance / nodeDistance - 1) * steepness)) + edge.options.hidden = false; + edge.togglePhysics(true); } - repulsingForce = repulsingForce / distance; - - fx = dx * repulsingForce; - fy = dy * repulsingForce; - - forces[node1.id].x -= fx; - forces[node1.id].y -= fy; - forces[node2.id].x += fx; - forces[node2.id].y += fy; } } } - } - }]); - - return RepulsionSolver; - })(); - - exports["default"] = RepulsionSolver; - module.exports = exports["default"]; - -/***/ }, -/* 94 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { - value: true - }); + // remove all temporary edges + for (var i = 0; i < clusterNode.edges.length; i++) { + var edgeId = clusterNode.edges[i].id; + this.body.edges[edgeId].edgeType.cleanup(); + // this removes the edge from node.edges, which is why edgeIds is formed + this.body.edges[edgeId].disconnect(); + delete this.body.edges[edgeId]; + } - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + // remove clusterNode + delete this.body.nodes[clusterNodeId]; - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + if (refreshData === true) { + this.body.emitter.emit('_dataChanged'); + } + } + }, { + key: 'getNodesInCluster', + value: function getNodesInCluster(clusterId) { + var nodesArray = []; + if (this.isCluster(clusterId) === true) { + var containedNodes = this.body.nodes[clusterId].containedNodes; + for (var nodeId in containedNodes) { + if (containedNodes.hasOwnProperty(nodeId)) { + nodesArray.push(nodeId); + } + } + } - var HierarchicalRepulsionSolver = (function () { - function HierarchicalRepulsionSolver(body, physicsBody, options) { - _classCallCheck(this, HierarchicalRepulsionSolver); + return nodesArray; + } + }, { + key: 'findNode', - this.body = body; - this.physicsBody = physicsBody; - this.setOptions(options); - } + /** + * Get the stack clusterId's that a certain node resides in. cluster A -> cluster B -> cluster C -> node + * @param nodeId + * @returns {Array} + * @private + */ + value: function findNode(nodeId) { + var stack = []; + var max = 100; + var counter = 0; - _createClass(HierarchicalRepulsionSolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; + while (this.clusteredNodes[nodeId] !== undefined && counter < max) { + stack.push(this.clusteredNodes[nodeId].node); + nodeId = this.clusteredNodes[nodeId].clusterId; + counter++; + } + stack.push(this.body.nodes[nodeId]); + return stack; } }, { - key: "solve", + key: '_getConnectedId', /** - * Calculate the forces the nodes apply on each other based on a repulsion field. - * This field is linearly approximated. - * - * @private - */ - value: function solve() { - var dx, dy, distance, fx, fy, repulsingForce, node1, node2, i, j; - - var nodes = this.body.nodes; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var forces = this.physicsBody.forces; + * Get the Id the node is connected to + * @param edge + * @param nodeId + * @returns {*} + * @private + */ + value: function _getConnectedId(edge, nodeId) { + if (edge.toId != nodeId) { + return edge.toId; + } else if (edge.fromId != nodeId) { + return edge.fromId; + } else { + return edge.fromId; + } + } + }, { + key: '_getHubSize', - // repulsing forces between nodes - var nodeDistance = this.options.nodeDistance; + /** + * We determine how many connections denote an important hub. + * We take the mean + 2*std as the important hub size. (Assuming a normal distribution of data, ~2.2%) + * + * @private + */ + value: function _getHubSize() { + var average = 0; + var averageSquared = 0; + var hubCounter = 0; + var largestHub = 0; - // we loop from i over all but the last entree in the array - // j loops from i+1 to the last. This way we do not double count any of the indices, nor i === j - for (i = 0; i < nodeIndices.length - 1; i++) { - node1 = nodes[nodeIndices[i]]; - for (j = i + 1; j < nodeIndices.length; j++) { - node2 = nodes[nodeIndices[j]]; + for (var i = 0; i < this.body.nodeIndices.length; i++) { + var node = this.body.nodes[this.body.nodeIndices[i]]; + if (node.edges.length > largestHub) { + largestHub = node.edges.length; + } + average += node.edges.length; + averageSquared += Math.pow(node.edges.length, 2); + hubCounter += 1; + } + average = average / hubCounter; + averageSquared = averageSquared / hubCounter; - // nodes only affect nodes on their level - if (node1.level === node2.level) { - dx = node2.x - node1.x; - dy = node2.y - node1.y; - distance = Math.sqrt(dx * dx + dy * dy); + var letiance = averageSquared - Math.pow(average, 2); + var standardDeviation = Math.sqrt(letiance); - var steepness = 0.05; - if (distance < nodeDistance) { - repulsingForce = -Math.pow(steepness * distance, 2) + Math.pow(steepness * nodeDistance, 2); - } else { - repulsingForce = 0; - } - // normalize force with - if (distance === 0) { - distance = 0.01; - } else { - repulsingForce = repulsingForce / distance; - } - fx = dx * repulsingForce; - fy = dy * repulsingForce; + var hubThreshold = Math.floor(average + 2 * standardDeviation); - forces[node1.id].x -= fx; - forces[node1.id].y -= fy; - forces[node2.id].x += fx; - forces[node2.id].y += fy; - } - } + // always have at least one to cluster + if (hubThreshold > largestHub) { + hubThreshold = largestHub; } + + return hubThreshold; } }]); - return HierarchicalRepulsionSolver; + return ClusterEngine; })(); - exports["default"] = HierarchicalRepulsionSolver; - module.exports = exports["default"]; + exports['default'] = ClusterEngine; + module.exports = exports['default']; /***/ }, -/* 95 */ +/* 99 */ /***/ function(module, exports, __webpack_require__) { - "use strict"; + 'use strict'; - Object.defineProperty(exports, "__esModule", { + Object.defineProperty(exports, '__esModule', { value: true }); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - - var SpringSolver = (function () { - function SpringSolver(body, physicsBody, options) { - _classCallCheck(this, SpringSolver); + var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - this.body = body; - this.physicsBody = physicsBody; - this.setOptions(options); - } + function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - _createClass(SpringSolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; - } - }, { - key: "solve", + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - /** - * This function calculates the springforces on the nodes, accounting for the support nodes. - * - * @private - */ - value: function solve() { - var edgeLength = undefined, - edge = undefined; - var edgeIndices = this.physicsBody.physicsEdgeIndices; - var edges = this.body.edges; - var node1 = undefined, - node2 = undefined, - node3 = undefined; + function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } - // forces caused by the edges, modelled as springs - for (var i = 0; i < edgeIndices.length; i++) { - edge = edges[edgeIndices[i]]; - if (edge.connected === true && edge.toId !== edge.fromId) { - // only calculate forces if nodes are in the same sector - if (this.body.nodes[edge.toId] !== undefined && this.body.nodes[edge.fromId] !== undefined) { - if (edge.edgeType.via !== undefined) { - edgeLength = edge.options.length === undefined ? this.options.springLength : edge.options.length; - node1 = edge.to; - node2 = edge.edgeType.via; - node3 = edge.from; + var _Node2 = __webpack_require__(63); - this._calculateSpringForce(node1, node2, 0.5 * edgeLength); - this._calculateSpringForce(node2, node3, 0.5 * edgeLength); - } else { - // the * 1.5 is here so the edge looks as large as a smooth edge. It does not initially because the smooth edges use - // the support nodes which exert a repulsive force on the to and from nodes, making the edge appear larger. - edgeLength = edge.options.length === undefined ? this.options.springLength * 1.5 : edge.options.length; - this._calculateSpringForce(edge.from, edge.to, edgeLength); - } - } - } - } - } - }, { - key: "_calculateSpringForce", + var _Node3 = _interopRequireDefault(_Node2); - /** - * This is the code actually performing the calculation for the function above. - * - * @param node1 - * @param node2 - * @param edgeLength - * @private - */ - value: function _calculateSpringForce(node1, node2, edgeLength) { - var dx = node1.x - node2.x; - var dy = node1.y - node2.y; - var distance = Math.max(Math.sqrt(dx * dx + dy * dy), 0.01); + /** + * + */ - // the 1/distance is so the fx and fy can be calculated without sine or cosine. - var springForce = this.options.springConstant * (edgeLength - distance) / distance; + var Cluster = (function (_Node) { + function Cluster(options, body, imagelist, grouplist, globalOptions) { + _classCallCheck(this, Cluster); - var fx = dx * springForce; - var fy = dy * springForce; + _get(Object.getPrototypeOf(Cluster.prototype), 'constructor', this).call(this, options, body, imagelist, grouplist, globalOptions); - // handle the case where one node is not part of the physcis - if (this.physicsBody.forces[node1.id] !== undefined) { - this.physicsBody.forces[node1.id].x += fx; - this.physicsBody.forces[node1.id].y += fy; - } + this.isCluster = true; + this.containedNodes = {}; + this.containedEdges = {}; + } - if (this.physicsBody.forces[node2.id] !== undefined) { - this.physicsBody.forces[node2.id].x -= fx; - this.physicsBody.forces[node2.id].y -= fy; - } - } - }]); + _inherits(Cluster, _Node); - return SpringSolver; - })(); + return Cluster; + })(_Node3['default']); - exports["default"] = SpringSolver; - module.exports = exports["default"]; + exports['default'] = Cluster; + module.exports = exports['default']; /***/ }, -/* 96 */ +/* 100 */ /***/ function(module, exports, __webpack_require__) { - "use strict"; + 'use strict'; - Object.defineProperty(exports, "__esModule", { + Object.defineProperty(exports, '__esModule', { value: true }); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - - var HierarchicalSpringSolver = (function () { - function HierarchicalSpringSolver(body, physicsBody, options) { - _classCallCheck(this, HierarchicalSpringSolver); + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - this.body = body; - this.physicsBody = physicsBody; - this.setOptions(options); - } + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - _createClass(HierarchicalSpringSolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; - } - }, { - key: "solve", + if (typeof window !== 'undefined') { + window.requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; + } - /** - * This function calculates the springforces on the nodes, accounting for the support nodes. - * - * @private - */ - value: function solve() { - var edgeLength, edge; - var dx, dy, fx, fy, springForce, distance; - var edges = this.body.edges; - var factor = 0.5; + var util = __webpack_require__(9); - var edgeIndices = this.physicsBody.physicsEdgeIndices; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var forces = this.physicsBody.forces; + var CanvasRenderer = (function () { + function CanvasRenderer(body, canvas) { + _classCallCheck(this, CanvasRenderer); - // initialize the spring force counters - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - forces[nodeId].springFx = 0; - forces[nodeId].springFy = 0; - } + this.body = body; + this.canvas = canvas; - // forces caused by the edges, modelled as springs - for (var i = 0; i < edgeIndices.length; i++) { - edge = edges[edgeIndices[i]]; - if (edge.connected === true) { - edgeLength = edge.options.length === undefined ? this.options.springLength : edge.options.length; + this.redrawRequested = false; + this.renderTimer = undefined; + this.requiresTimeout = true; + this.renderingActive = false; + this.renderRequests = 0; + this.pixelRatio = undefined; + this.allowRedrawRequests = true; - dx = edge.from.x - edge.to.x; - dy = edge.from.y - edge.to.y; - distance = Math.sqrt(dx * dx + dy * dy); - distance = distance === 0 ? 0.01 : distance; + this.dragging = false; + this.options = {}; + this.defaultOptions = { + hideEdgesOnDrag: false, + hideNodesOnDrag: false + }; + util.extend(this.options, this.defaultOptions); - // the 1/distance is so the fx and fy can be calculated without sine or cosine. - springForce = this.options.springConstant * (edgeLength - distance) / distance; + this._determineBrowserMethod(); + this.bindEventListeners(); + } - fx = dx * springForce; - fy = dy * springForce; + _createClass(CanvasRenderer, [{ + key: 'bindEventListeners', + value: function bindEventListeners() { + var _this = this; - if (edge.to.level != edge.from.level) { - forces[edge.toId].springFx -= fx; - forces[edge.toId].springFy -= fy; - forces[edge.fromId].springFx += fx; - forces[edge.fromId].springFy += fy; - } else { - forces[edge.toId].x -= factor * fx; - forces[edge.toId].y -= factor * fy; - forces[edge.fromId].x += factor * fx; - forces[edge.fromId].y += factor * fy; - } + this.body.emitter.on('dragStart', function () { + _this.dragging = true; + }); + this.body.emitter.on('dragEnd', function () { + return _this.dragging = false; + }); + this.body.emitter.on('_resizeNodes', function () { + return _this._resizeNodes(); + }); + this.body.emitter.on('_redraw', function () { + if (_this.renderingActive === false) { + _this._redraw(); } + }); + this.body.emitter.on('_blockRedrawRequests', function () { + _this.allowRedrawRequests = false; + }); + this.body.emitter.on('_allowRedrawRequests', function () { + _this.allowRedrawRequests = true; + }); + this.body.emitter.on('_requestRedraw', this._requestRedraw.bind(this)); + this.body.emitter.on('_startRendering', function () { + _this.renderRequests += 1; + _this.renderingActive = true; + _this._startRendering(); + }); + this.body.emitter.on('_stopRendering', function () { + _this.renderRequests -= 1; + _this.renderingActive = _this.renderRequests > 0; + _this.renderTimer = undefined; + }); + this.body.emitter.on('destroy', function () { + _this.renderRequests = 0; + _this.renderingActive = false; + if (_this.requiresTimeout === true) { + clearTimeout(_this.renderTimer); + } else { + cancelAnimationFrame(_this.renderTimer); + } + _this.body.emitter.off(); + }); + } + }, { + key: 'setOptions', + value: function setOptions(options) { + if (options !== undefined) { + var fields = ['hideEdgesOnDrag', 'hideNodesOnDrag']; + util.selectiveDeepExtend(fields, this.options, options); } - - // normalize spring forces - var springForce = 1; - var springFx, springFy; - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - springFx = Math.min(springForce, Math.max(-springForce, forces[nodeId].springFx)); - springFy = Math.min(springForce, Math.max(-springForce, forces[nodeId].springFy)); - - forces[nodeId].x += springFx; - forces[nodeId].y += springFy; - } - - // retain energy balance - var totalFx = 0; - var totalFy = 0; - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - totalFx += forces[nodeId].x; - totalFy += forces[nodeId].y; - } - var correctionFx = totalFx / nodeIndices.length; - var correctionFy = totalFy / nodeIndices.length; - - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - forces[nodeId].x -= correctionFx; - forces[nodeId].y -= correctionFy; + } + }, { + key: '_startRendering', + value: function _startRendering() { + if (this.renderingActive === true) { + if (this.renderTimer === undefined) { + if (this.requiresTimeout === true) { + this.renderTimer = window.setTimeout(this._renderStep.bind(this), this.simulationInterval); // wait this.renderTimeStep milliseconds and perform the animation step function + } else { + this.renderTimer = window.requestAnimationFrame(this._renderStep.bind(this)); // wait this.renderTimeStep milliseconds and perform the animation step function + } + } } } - }]); - - return HierarchicalSpringSolver; - })(); - - exports["default"] = HierarchicalSpringSolver; - module.exports = exports["default"]; - -/***/ }, -/* 97 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - - Object.defineProperty(exports, "__esModule", { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + }, { + key: '_renderStep', + value: function _renderStep() { + if (this.renderingActive === true) { + // reset the renderTimer so a new scheduled animation step can be set + this.renderTimer = undefined; - var CentralGravitySolver = (function () { - function CentralGravitySolver(body, physicsBody, options) { - _classCallCheck(this, CentralGravitySolver); + if (this.requiresTimeout === true) { + // this schedules a new simulation step + this._startRendering(); + } - this.body = body; - this.physicsBody = physicsBody; - this.setOptions(options); - } + this._redraw(); - _createClass(CentralGravitySolver, [{ - key: "setOptions", - value: function setOptions(options) { - this.options = options; + if (this.requiresTimeout === false) { + // this schedules a new simulation step + this._startRendering(); + } + } } }, { - key: "solve", - value: function solve() { - var dx = undefined, - dy = undefined, - distance = undefined, - node = undefined; - var nodes = this.body.nodes; - var nodeIndices = this.physicsBody.physicsNodeIndices; - var forces = this.physicsBody.forces; - - for (var i = 0; i < nodeIndices.length; i++) { - var nodeId = nodeIndices[i]; - node = nodes[nodeId]; - dx = -node.x; - dy = -node.y; - distance = Math.sqrt(dx * dx + dy * dy); + key: 'redraw', - this._calculateForces(distance, dx, dy, forces, node); - } + /** + * Redraw the network with the current data + * chart will be resized too. + */ + value: function redraw() { + this.body.emitter.emit('setSize'); + this._redraw(); } }, { - key: "_calculateForces", + key: '_requestRedraw', /** - * Calculate the forces based on the distance. + * Redraw the network with the current data + * @param hidden | used to get the first estimate of the node sizes. only the nodes are drawn after which they are quickly drawn over. * @private */ - value: function _calculateForces(distance, dx, dy, forces, node) { - var gravityForce = distance === 0 ? 0 : this.options.centralGravity / distance; - forces[node.id].x = dx * gravityForce; - forces[node.id].y = dy * gravityForce; + value: function _requestRedraw() { + if (this.redrawRequested !== true && this.renderingActive === false && this.allowRedrawRequests === true) { + this.redrawRequested = true; + if (this.requiresTimeout === true) { + window.setTimeout(this._redraw.bind(this, false), 0); + } else { + window.requestAnimationFrame(this._redraw.bind(this, false)); + } + } } - }]); - - return CentralGravitySolver; - })(); - - exports["default"] = CentralGravitySolver; - module.exports = exports["default"]; - -/***/ }, -/* 98 */ -/***/ function(module, exports, __webpack_require__) { + }, { + key: '_redraw', + value: function _redraw() { + var hidden = arguments[0] === undefined ? false : arguments[0]; - "use strict"; + this.body.emitter.emit('initRedraw'); - Object.defineProperty(exports, "__esModule", { - value: true - }); + this.redrawRequested = false; + var ctx = this.canvas.frame.canvas.getContext('2d'); - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + // when the container div was hidden, this fixes it back up! + if (this.canvas.frame.canvas.width === 0 || this.canvas.frame.canvas.height === 0) { + this.canvas.setSize(); + } - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + if (this.pixelRatio === undefined) { + this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); + } - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } + ctx.setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + // clear the canvas + var w = this.canvas.frame.canvas.clientWidth; + var h = this.canvas.frame.canvas.clientHeight; + ctx.clearRect(0, 0, w, h); - function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + // set scaling and translation + ctx.save(); + ctx.translate(this.body.view.translation.x, this.body.view.translation.y); + ctx.scale(this.body.view.scale, this.body.view.scale); - var _BarnesHutSolver2 = __webpack_require__(92); + ctx.beginPath(); + this.body.emitter.emit('beforeDrawing', ctx); + ctx.closePath(); - var _BarnesHutSolver3 = _interopRequireDefault(_BarnesHutSolver2); + if (hidden === false) { + if (this.dragging === false || this.dragging === true && this.options.hideEdgesOnDrag === false) { + this._drawEdges(ctx); + } + } - var ForceAtlas2BasedRepulsionSolver = (function (_BarnesHutSolver) { - function ForceAtlas2BasedRepulsionSolver(body, physicsBody, options) { - _classCallCheck(this, ForceAtlas2BasedRepulsionSolver); + if (this.dragging === false || this.dragging === true && this.options.hideNodesOnDrag === false) { + this._drawNodes(ctx, hidden); + } - _get(Object.getPrototypeOf(ForceAtlas2BasedRepulsionSolver.prototype), "constructor", this).call(this, body, physicsBody, options); - } + if (this.controlNodesActive === true) { + this._drawControlNodes(ctx); + } - _inherits(ForceAtlas2BasedRepulsionSolver, _BarnesHutSolver); + ctx.beginPath(); + //this.physics.nodesSolver._debug(ctx,"#F00F0F"); + this.body.emitter.emit('afterDrawing', ctx); + ctx.closePath(); + // restore original scaling and translation + ctx.restore(); - _createClass(ForceAtlas2BasedRepulsionSolver, [{ - key: "_calculateForces", + if (hidden === true) { + ctx.clearRect(0, 0, w, h); + } + } + }, { + key: '_resizeNodes', /** - * Calculate the forces based on the distance. - * - * @param distance - * @param dx - * @param dy - * @param node - * @param parentBranch + * Redraw all nodes + * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); + * @param {CanvasRenderingContext2D} ctx + * @param {Boolean} [alwaysShow] * @private */ - value: function _calculateForces(distance, dx, dy, node, parentBranch) { - if (distance === 0) { - distance = 0.1 * Math.random(); - dx = distance; + value: function _resizeNodes() { + var ctx = this.canvas.frame.canvas.getContext('2d'); + if (this.pixelRatio === undefined) { + this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); } + ctx.setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); + ctx.save(); + ctx.translate(this.body.view.translation.x, this.body.view.translation.y); + ctx.scale(this.body.view.scale, this.body.view.scale); - if (this.overlapAvoidanceFactor < 1) { - distance = Math.max(0.1 + this.overlapAvoidanceFactor * node.shape.radius, distance - node.shape.radius); - } + var nodes = this.body.nodes; + var node = undefined; - var degree = node.edges.length + 1; - // the dividing by the distance cubed instead of squared allows us to get the fx and fy components without sines and cosines - // it is shorthand for gravityforce with distance squared and fx = dx/distance * gravityForce - var gravityForce = this.options.gravitationalConstant * parentBranch.mass * node.options.mass * degree / Math.pow(distance, 2); - var fx = dx * gravityForce; - var fy = dy * gravityForce; + // resize all nodes + for (var nodeId in nodes) { + if (nodes.hasOwnProperty(nodeId)) { + node = nodes[nodeId]; + node.resize(ctx); + node.updateBoundingBox(ctx); + } + } - this.physicsBody.forces[node.id].x += fx; - this.physicsBody.forces[node.id].y += fy; + // restore original scaling and translation + ctx.restore(); } - }]); - - return ForceAtlas2BasedRepulsionSolver; - })(_BarnesHutSolver3["default"]); - - exports["default"] = ForceAtlas2BasedRepulsionSolver; - module.exports = exports["default"]; - -/***/ }, -/* 99 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - - Object.defineProperty(exports, "__esModule", { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; - - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } + }, { + key: '_drawNodes', - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + /** + * Redraw all nodes + * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); + * @param {CanvasRenderingContext2D} ctx + * @param {Boolean} [alwaysShow] + * @private + */ + value: function _drawNodes(ctx) { + var alwaysShow = arguments[1] === undefined ? false : arguments[1]; - function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + var nodes = this.body.nodes; + var nodeIndices = this.body.nodeIndices; + var node = undefined; + var selected = []; + var margin = 20; + var topLeft = this.canvas.DOMtoCanvas({ x: -margin, y: -margin }); + var bottomRight = this.canvas.DOMtoCanvas({ + x: this.canvas.frame.canvas.clientWidth + margin, + y: this.canvas.frame.canvas.clientHeight + margin + }); + var viewableArea = { top: topLeft.y, left: topLeft.x, bottom: bottomRight.y, right: bottomRight.x }; - var _CentralGravitySolver2 = __webpack_require__(97); + // draw unselected nodes; + for (var i = 0; i < nodeIndices.length; i++) { + node = nodes[nodeIndices[i]]; + // set selected nodes aside + if (node.isSelected()) { + selected.push(nodeIndices[i]); + } else { + if (alwaysShow === true) { + node.draw(ctx); + } else if (node.isBoundingBoxOverlappingWith(viewableArea) === true) { + node.draw(ctx); + } else { + node.updateBoundingBox(ctx); + } + } + } - var _CentralGravitySolver3 = _interopRequireDefault(_CentralGravitySolver2); + // draw the selected nodes on top + for (var i = 0; i < selected.length; i++) { + node = nodes[selected[i]]; + node.draw(ctx); + } + } + }, { + key: '_drawEdges', - var ForceAtlas2BasedCentralGravitySolver = (function (_CentralGravitySolver) { - function ForceAtlas2BasedCentralGravitySolver(body, physicsBody, options) { - _classCallCheck(this, ForceAtlas2BasedCentralGravitySolver); + /** + * Redraw all edges + * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); + * @param {CanvasRenderingContext2D} ctx + * @private + */ + value: function _drawEdges(ctx) { + var edges = this.body.edges; + var edgeIndices = this.body.edgeIndices; + var edge = undefined; - _get(Object.getPrototypeOf(ForceAtlas2BasedCentralGravitySolver.prototype), "constructor", this).call(this, body, physicsBody, options); - } + for (var i = 0; i < edgeIndices.length; i++) { + edge = edges[edgeIndices[i]]; + if (edge.connected === true) { + edge.draw(ctx); + } + } + } + }, { + key: '_drawControlNodes', - _inherits(ForceAtlas2BasedCentralGravitySolver, _CentralGravitySolver); + /** + * Redraw all edges + * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); + * @param {CanvasRenderingContext2D} ctx + * @private + */ + value: function _drawControlNodes(ctx) { + var edges = this.body.edges; + var edgeIndices = this.body.edgeIndices; + var edge = undefined; - _createClass(ForceAtlas2BasedCentralGravitySolver, [{ - key: "_calculateForces", + for (var i = 0; i < edgeIndices.length; i++) { + edge = edges[edgeIndices[i]]; + edge._drawControlNodes(ctx); + } + } + }, { + key: '_determineBrowserMethod', /** - * Calculate the forces based on the distance. + * Determine if the browser requires a setTimeout or a requestAnimationFrame. This was required because + * some implementations (safari and IE9) did not support requestAnimationFrame * @private */ - value: function _calculateForces(distance, dx, dy, forces, node) { - if (distance > 0) { - var degree = node.edges.length + 1; - var gravityForce = this.options.centralGravity * degree * node.options.mass; - forces[node.id].x = dx * gravityForce; - forces[node.id].y = dy * gravityForce; + value: function _determineBrowserMethod() { + if (typeof window !== 'undefined') { + var browserType = navigator.userAgent.toLowerCase(); + this.requiresTimeout = false; + if (browserType.indexOf('msie 9.0') != -1) { + // IE 9 + this.requiresTimeout = true; + } else if (browserType.indexOf('safari') != -1) { + // safari + if (browserType.indexOf('chrome') <= -1) { + this.requiresTimeout = true; + } + } + } else { + this.requiresTimeout = true; } } }]); - return ForceAtlas2BasedCentralGravitySolver; - })(_CentralGravitySolver3["default"]); + return CanvasRenderer; + })(); - exports["default"] = ForceAtlas2BasedCentralGravitySolver; - module.exports = exports["default"]; + exports['default'] = CanvasRenderer; + module.exports = exports['default']; /***/ }, -/* 100 */ +/* 101 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -35387,766 +35380,767 @@ return /******/ (function(modules) { // webpackBootstrap var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var _componentsNodesCluster = __webpack_require__(101); - - var _componentsNodesCluster2 = _interopRequireDefault(_componentsNodesCluster); + var Hammer = __webpack_require__(5); + var hammerUtil = __webpack_require__(31); - var util = __webpack_require__(11); + var util = __webpack_require__(9); - var ClusterEngine = (function () { - function ClusterEngine(body) { - var _this = this; + /** + * Create the main frame for the Network. + * This function is executed once when a Network object is created. The frame + * contains a canvas, and this canvas contains all objects like the axis and + * nodes. + * @private + */ - _classCallCheck(this, ClusterEngine); + var Canvas = (function () { + function Canvas(body) { + _classCallCheck(this, Canvas); this.body = body; - this.clusteredNodes = {}; + this.pixelRatio = 1; + this.resizeTimer = undefined; + this.resizeFunction = this._onResize.bind(this); this.options = {}; - this.defaultOptions = {}; + this.defaultOptions = { + autoResize: true, + height: '100%', + width: '100%' + }; util.extend(this.options, this.defaultOptions); - this.body.emitter.on('_resetData', function () { - _this.clusteredNodes = {}; - }); + this.bindEventListeners(); } - _createClass(ClusterEngine, [{ + _createClass(Canvas, [{ + key: 'bindEventListeners', + value: function bindEventListeners() { + var _this = this; + + // bind the events + this.body.emitter.once('resize', function (obj) { + if (obj.width !== 0) { + _this.body.view.translation.x = obj.width * 0.5; + } + if (obj.height !== 0) { + _this.body.view.translation.y = obj.height * 0.5; + } + }); + this.body.emitter.on('setSize', this.setSize.bind(this)); + this.body.emitter.on('destroy', function () { + _this.hammerFrame.destroy(); + _this.hammer.destroy(); + _this._cleanUp(); + }); + } + }, { key: 'setOptions', value: function setOptions(options) { - if (options !== undefined) {} + var _this2 = this; + + if (options !== undefined) { + var fields = ['width', 'height', 'autoResize']; + util.selectiveDeepExtend(fields, this.options, options); + } + + if (this.options.autoResize === true) { + // automatically adapt to a changing size of the browser. + this._cleanUp(); + this.resizeTimer = setInterval(function () { + _this2.setSize();_this2.body.emitter.emit('_requestRedraw'); + }, 1000); + this.resizeFunction = this._onResize.bind(this); + util.addEventListener(window, 'resize', this.resizeFunction); + } } }, { - key: 'clusterByHubsize', + key: '_cleanUp', + value: function _cleanUp() { + // automatically adapt to a changing size of the browser. + if (this.resizeTimer !== undefined) { + clearInterval(this.resizeTimer); + } + util.removeEventListener(window, 'resize', this.resizeFunction); + this.resizeFunction = undefined; + } + }, { + key: '_onResize', + value: function _onResize() { + this.setSize(); + this.body.emitter.emit('_redraw'); + } + }, { + key: '_prepareValue', + value: function _prepareValue(value) { + if (typeof value === 'number') { + return value + 'px'; + } else if (typeof value === 'string') { + if (value.indexOf('%') !== -1 || value.indexOf('px') !== -1) { + return value; + } else if (value.indexOf('%') === -1) { + return value + 'px'; + } + } + throw new Error('Could not use the value supplie for width or height:' + value); + } + }, { + key: '_create', /** - * - * @param hubsize - * @param options - */ - value: function clusterByHubsize(hubsize, options) { - if (hubsize === undefined) { - hubsize = this._getHubSize(); - } else if (tyepof(hubsize) === 'object') { - options = this._checkOptions(hubsize); - hubsize = this._getHubSize(); + * Create the HTML + */ + value: function _create() { + // remove all elements from the container element. + while (this.body.container.hasChildNodes()) { + this.body.container.removeChild(this.body.container.firstChild); } - var nodesToCluster = []; - for (var i = 0; i < this.body.nodeIndices.length; i++) { - var node = this.body.nodes[this.body.nodeIndices[i]]; - if (node.edges.length >= hubsize) { - nodesToCluster.push(node.id); - } - } + this.frame = document.createElement('div'); + this.frame.className = 'vis-network'; + this.frame.style.position = 'relative'; + this.frame.style.overflow = 'hidden'; + this.frame.tabIndex = 900; // tab index is required for keycharm to bind keystrokes to the div instead of the window + + ////////////////////////////////////////////////////////////////// + + this.frame.canvas = document.createElement('canvas'); + this.frame.canvas.style.position = 'relative'; + this.frame.appendChild(this.frame.canvas); + + if (!this.frame.canvas.getContext) { + var noCanvas = document.createElement('DIV'); + noCanvas.style.color = 'red'; + noCanvas.style.fontWeight = 'bold'; + noCanvas.style.padding = '10px'; + noCanvas.innerHTML = 'Error: your browser does not support HTML canvas'; + this.frame.canvas.appendChild(noCanvas); + } else { + var ctx = this.frame.canvas.getContext('2d'); + this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); - for (var i = 0; i < nodesToCluster.length; i++) { - this.clusterByConnection(nodesToCluster[i], options, false); + this.frame.canvas.getContext('2d').setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); } - this.body.emitter.emit('_dataChanged'); + + // add the frame to the container element + this.body.container.appendChild(this.frame); + + this.body.view.scale = 1; + this.body.view.translation = { x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight }; + + this._bindHammer(); } }, { - key: 'cluster', + key: '_bindHammer', /** - * loop over all nodes, check if they adhere to the condition and cluster if needed. - * @param options - * @param refreshData - */ - value: function cluster() { - var options = arguments[0] === undefined ? {} : arguments[0]; - var refreshData = arguments[1] === undefined ? true : arguments[1]; + * This function binds hammer, it can be repeated over and over due to the uniqueness check. + * @private + */ + value: function _bindHammer() { + var _this3 = this; - if (options.joinCondition === undefined) { - throw new Error('Cannot call clusterByNodeData without a joinCondition function in the options.'); + if (this.hammer !== undefined) { + this.hammer.destroy(); } + this.drag = {}; + this.pinch = {}; - // check if the options object is fine, append if needed - options = this._checkOptions(options); + // init hammer + this.hammer = new Hammer(this.frame.canvas); + this.hammer.get('pinch').set({ enable: true }); + // enable to get better response, todo: test on mobile. + //this.hammer.get('pan').set({threshold:2}); - var childNodesObj = {}; - var childEdgesObj = {}; + hammerUtil.onTouch(this.hammer, function (event) { + _this3.body.eventListeners.onTouch(event); + }); + this.hammer.on('tap', function (event) { + _this3.body.eventListeners.onTap(event); + }); + this.hammer.on('doubletap', function (event) { + _this3.body.eventListeners.onDoubleTap(event); + }); + this.hammer.on('press', function (event) { + _this3.body.eventListeners.onHold(event); + }); + this.hammer.on('panstart', function (event) { + _this3.body.eventListeners.onDragStart(event); + }); + this.hammer.on('panmove', function (event) { + _this3.body.eventListeners.onDrag(event); + }); + this.hammer.on('panend', function (event) { + _this3.body.eventListeners.onDragEnd(event); + }); + this.hammer.on('pinch', function (event) { + _this3.body.eventListeners.onPinch(event); + }); - // collect the nodes that will be in the cluster - for (var i = 0; i < this.body.nodeIndices.length; i++) { - var nodeId = this.body.nodeIndices[i]; - var node = this.body.nodes[nodeId]; - var clonedOptions = this._cloneOptions(node); - if (options.joinCondition(clonedOptions) === true) { - childNodesObj[nodeId] = this.body.nodes[nodeId]; + // TODO: neatly cleanup these handlers when re-creating the Canvas, IF these are done with hammer, event.stopPropagation will not work? + this.frame.canvas.addEventListener('mousewheel', function (event) { + _this3.body.eventListeners.onMouseWheel(event); + }); + this.frame.canvas.addEventListener('DOMMouseScroll', function (event) { + _this3.body.eventListeners.onMouseWheel(event); + }); - // collect the nodes that will be in the cluster - for (var _i = 0; _i < node.edges.length; _i++) { - var edge = node.edges[_i]; - childEdgesObj[edge.id] = edge; - } - } - } + this.frame.canvas.addEventListener('mousemove', function (event) { + _this3.body.eventListeners.onMouseMove(event); + }); + this.frame.canvas.addEventListener('contextmenu', function (event) { + _this3.body.eventListeners.onContext(event); + }); - this._cluster(childNodesObj, childEdgesObj, options, refreshData); + this.hammerFrame = new Hammer(this.frame); + hammerUtil.onRelease(this.hammerFrame, function (event) { + _this3.body.eventListeners.onRelease(event); + }); } }, { - key: 'clusterOutliers', + key: 'setSize', /** - * Cluster all nodes in the network that have only 1 edge - * @param options - * @param refreshData - */ - value: function clusterOutliers(options) { - var refreshData = arguments[1] === undefined ? true : arguments[1]; + * Set a new size for the network + * @param {string} width Width in pixels or percentage (for example '800px' + * or '50%') + * @param {string} height Height in pixels or percentage (for example '400px' + * or '30%') + */ + value: function setSize() { + var width = arguments[0] === undefined ? this.options.width : arguments[0]; + var height = arguments[1] === undefined ? this.options.height : arguments[1]; - options = this._checkOptions(options); - var clusters = []; + width = this._prepareValue(width); + height = this._prepareValue(height); - // collect the nodes that will be in the cluster - for (var i = 0; i < this.body.nodeIndices.length; i++) { - var childNodesObj = {}; - var childEdgesObj = {}; - var nodeId = this.body.nodeIndices[i]; - var visibleEdges = 0; - var edge = undefined; - for (var j = 0; j < this.body.nodes[nodeId].edges.length; j++) { - if (this.body.nodes[nodeId].edges[j].options.hidden === false) { - visibleEdges++; - edge = this.body.nodes[nodeId].edges[j]; - } - } + var emitEvent = false; + var oldWidth = this.frame.canvas.width; + var oldHeight = this.frame.canvas.height; - if (visibleEdges === 1) { - // this is an outlier - var childNodeId = this._getConnectedId(edge, nodeId); - if (childNodeId !== nodeId) { - if (options.joinCondition === undefined) { - if (this._checkIfUsed(clusters, nodeId, edge.id) === false && this._checkIfUsed(clusters, childNodeId, edge.id) === false) { - childEdgesObj[edge.id] = edge; - childNodesObj[nodeId] = this.body.nodes[nodeId]; - childNodesObj[childNodeId] = this.body.nodes[childNodeId]; - } - } else { - var clonedOptions = this._cloneOptions(this.body.nodes[nodeId]); - if (options.joinCondition(clonedOptions) === true && this._checkIfUsed(clusters, nodeId, edge.id) === false) { - childEdgesObj[edge.id] = edge; - childNodesObj[nodeId] = this.body.nodes[nodeId]; - } - clonedOptions = this._cloneOptions(this.body.nodes[childNodeId]); - if (options.joinCondition(clonedOptions) === true && this._checkIfUsed(clusters, nodeId, edge.id) === false) { - childEdgesObj[edge.id] = edge; - childNodesObj[childNodeId] = this.body.nodes[childNodeId]; - } - } + if (width != this.options.width || height != this.options.height || this.frame.style.width != width || this.frame.style.height != height) { + this.frame.style.width = width; + this.frame.style.height = height; - if (Object.keys(childNodesObj).length > 0 && Object.keys(childEdgesObj).length > 0) { - clusters.push({ nodes: childNodesObj, edges: childEdgesObj }); - } - } - } - } + this.frame.canvas.style.width = '100%'; + this.frame.canvas.style.height = '100%'; - for (var i = 0; i < clusters.length; i++) { - this._cluster(clusters[i].nodes, clusters[i].edges, options, false); + this.frame.canvas.width = this.frame.canvas.clientWidth * this.pixelRatio; + this.frame.canvas.height = this.frame.canvas.clientHeight * this.pixelRatio; + + this.options.width = width; + this.options.height = height; + + emitEvent = true; + } else { + // this would adapt the width of the canvas to the width from 100% if and only if + // there is a change. + + if (this.frame.canvas.width != this.frame.canvas.clientWidth * this.pixelRatio) { + this.frame.canvas.width = this.frame.canvas.clientWidth * this.pixelRatio; + emitEvent = true; + } + if (this.frame.canvas.height != this.frame.canvas.clientHeight * this.pixelRatio) { + this.frame.canvas.height = this.frame.canvas.clientHeight * this.pixelRatio; + emitEvent = true; + } } - if (refreshData === true) { - this.body.emitter.emit('_dataChanged'); + if (emitEvent === true) { + this.body.emitter.emit('resize', { width: this.frame.canvas.width / this.pixelRatio, height: this.frame.canvas.height / this.pixelRatio, oldWidth: oldWidth / this.pixelRatio, oldHeight: oldHeight / this.pixelRatio }); } } }, { - key: '_checkIfUsed', - value: function _checkIfUsed(clusters, nodeId, edgeId) { - for (var i = 0; i < clusters.length; i++) { - var cluster = clusters[i]; - if (cluster.nodes[nodeId] !== undefined || cluster.edges[edgeId] !== undefined) { - return true; - } - } - return false; + key: '_XconvertDOMtoCanvas', + + /** + * Convert the X coordinate in DOM-space (coordinate point in browser relative to the container div) to + * the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) + * @param {number} x + * @returns {number} + * @private + */ + value: function _XconvertDOMtoCanvas(x) { + return (x - this.body.view.translation.x) / this.body.view.scale; } }, { - key: 'clusterByConnection', + key: '_XconvertCanvasToDOM', /** - * suck all connected nodes of a node into the node. - * @param nodeId - * @param options - * @param refreshData - */ - value: function clusterByConnection(nodeId, options) { - var refreshData = arguments[2] === undefined ? true : arguments[2]; - - // kill conditions - if (nodeId === undefined) { - throw new Error('No nodeId supplied to clusterByConnection!'); - } - if (this.body.nodes[nodeId] === undefined) { - throw new Error('The nodeId given to clusterByConnection does not exist!'); - } - - var node = this.body.nodes[nodeId]; - options = this._checkOptions(options, node); - if (options.clusterNodeProperties.x === undefined) { - options.clusterNodeProperties.x = node.x; - } - if (options.clusterNodeProperties.y === undefined) { - options.clusterNodeProperties.y = node.y; - } - if (options.clusterNodeProperties.fixed === undefined) { - options.clusterNodeProperties.fixed = {}; - options.clusterNodeProperties.fixed.x = node.options.fixed.x; - options.clusterNodeProperties.fixed.y = node.options.fixed.y; - } - - var childNodesObj = {}; - var childEdgesObj = {}; - var parentNodeId = node.id; - var parentClonedOptions = this._cloneOptions(node); - childNodesObj[parentNodeId] = node; - - // collect the nodes that will be in the cluster - for (var i = 0; i < node.edges.length; i++) { - var edge = node.edges[i]; - var childNodeId = this._getConnectedId(edge, parentNodeId); - - if (childNodeId !== parentNodeId) { - if (options.joinCondition === undefined) { - childEdgesObj[edge.id] = edge; - childNodesObj[childNodeId] = this.body.nodes[childNodeId]; - } else { - // clone the options and insert some additional parameters that could be interesting. - var childClonedOptions = this._cloneOptions(this.body.nodes[childNodeId]); - if (options.joinCondition(parentClonedOptions, childClonedOptions) === true) { - childEdgesObj[edge.id] = edge; - childNodesObj[childNodeId] = this.body.nodes[childNodeId]; - } - } - } else { - childEdgesObj[edge.id] = edge; - } - } - - this._cluster(childNodesObj, childEdgesObj, options, refreshData); + * Convert the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to + * the X coordinate in DOM-space (coordinate point in browser relative to the container div) + * @param {number} x + * @returns {number} + * @private + */ + value: function _XconvertCanvasToDOM(x) { + return x * this.body.view.scale + this.body.view.translation.x; } }, { - key: '_cloneOptions', + key: '_YconvertDOMtoCanvas', /** - * This returns a clone of the options or options of the edge or node to be used for construction of new edges or check functions for new nodes. - * @param objId - * @param type - * @returns {{}} - * @private - */ - value: function _cloneOptions(item, type) { - var clonedOptions = {}; - if (type === undefined || type === 'node') { - util.deepExtend(clonedOptions, item.options, true); - clonedOptions.x = item.x; - clonedOptions.y = item.y; - clonedOptions.amountOfConnections = item.edges.length; - } else { - util.deepExtend(clonedOptions, item.options, true); - } - return clonedOptions; + * Convert the Y coordinate in DOM-space (coordinate point in browser relative to the container div) to + * the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) + * @param {number} y + * @returns {number} + * @private + */ + value: function _YconvertDOMtoCanvas(y) { + return (y - this.body.view.translation.y) / this.body.view.scale; } }, { - key: '_createClusterEdges', + key: '_YconvertCanvasToDOM', /** - * This function creates the edges that will be attached to the cluster. - * - * @param childNodesObj - * @param childEdgesObj - * @param newEdges - * @param options - * @private - */ - value: function _createClusterEdges(childNodesObj, childEdgesObj, newEdges, clusterNodeProperties, clusterEdgeProperties) { - var edge = undefined, - childNodeId = undefined, - childNode = undefined, - toId = undefined, - fromId = undefined, - otherNodeId = undefined; - - var childKeys = Object.keys(childNodesObj); - for (var i = 0; i < childKeys.length; i++) { - childNodeId = childKeys[i]; - childNode = childNodesObj[childNodeId]; - - // construct new edges from the cluster to others - for (var j = 0; j < childNode.edges.length; j++) { - edge = childNode.edges[j]; - childEdgesObj[edge.id] = edge; - - // childNodeId position will be replaced by the cluster. - if (edge.toId == childNodeId) { - // this is a double equals because ints and strings can be interchanged here. - toId = clusterNodeProperties.id; - fromId = edge.fromId; - otherNodeId = fromId; - } else { - toId = edge.toId; - fromId = clusterNodeProperties.id; - otherNodeId = toId; - } - - // if the node connected to the cluster is also in the cluster we do not need a new edge. - if (childNodesObj[otherNodeId] === undefined) { - var clonedOptions = this._cloneOptions(edge, 'edge'); - util.deepExtend(clonedOptions, clusterEdgeProperties); - clonedOptions.from = fromId; - clonedOptions.to = toId; - clonedOptions.id = 'clusterEdge:' + util.randomUUID(); - newEdges.push(this.body.functions.createEdge(clonedOptions)); - } - } - } + * Convert the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to + * the Y coordinate in DOM-space (coordinate point in browser relative to the container div) + * @param {number} y + * @returns {number} + * @private + */ + value: function _YconvertCanvasToDOM(y) { + return y * this.body.view.scale + this.body.view.translation.y; } }, { - key: '_checkOptions', + key: 'canvasToDOM', /** - * This function checks the options that can be supplied to the different cluster functions - * for certain fields and inserts defaults if needed - * @param options - * @returns {*} - * @private - */ - value: function _checkOptions() { - var options = arguments[0] === undefined ? {} : arguments[0]; - - if (options.clusterEdgeProperties === undefined) { - options.clusterEdgeProperties = {}; - } - if (options.clusterNodeProperties === undefined) { - options.clusterNodeProperties = {}; - } - - return options; + * + * @param {object} pos = {x: number, y: number} + * @returns {{x: number, y: number}} + * @constructor + */ + value: function canvasToDOM(pos) { + return { x: this._XconvertCanvasToDOM(pos.x), y: this._YconvertCanvasToDOM(pos.y) }; } }, { - key: '_cluster', + key: 'DOMtoCanvas', /** - * - * @param {Object} childNodesObj | object with node objects, id as keys, same as childNodes except it also contains a source node - * @param {Object} childEdgesObj | object with edge objects, id as keys - * @param {Array} options | object with {clusterNodeProperties, clusterEdgeProperties, processProperties} - * @param {Boolean} refreshData | when true, do not wrap up - * @private - */ - value: function _cluster(childNodesObj, childEdgesObj, options) { - var refreshData = arguments[3] === undefined ? true : arguments[3]; - - // kill condition: no children so cant cluster - if (Object.keys(childNodesObj).length === 0) { - return; - } + * + * @param {object} pos = {x: number, y: number} + * @returns {{x: number, y: number}} + * @constructor + */ + value: function DOMtoCanvas(pos) { + return { x: this._XconvertDOMtoCanvas(pos.x), y: this._YconvertDOMtoCanvas(pos.y) }; + } + }]); - var clusterNodeProperties = util.deepExtend({}, options.clusterNodeProperties); + return Canvas; + })(); - // construct the clusterNodeProperties - if (options.processProperties !== undefined) { - // get the childNode options - var childNodesOptions = []; - for (var nodeId in childNodesObj) { - var clonedOptions = this._cloneOptions(childNodesObj[nodeId]); - childNodesOptions.push(clonedOptions); - } + exports['default'] = Canvas; + module.exports = exports['default']; - // get clusterproperties based on childNodes - var childEdgesOptions = []; - for (var edgeId in childEdgesObj) { - var clonedOptions = this._cloneOptions(childEdgesObj[edgeId], 'edge'); - childEdgesOptions.push(clonedOptions); - } +/***/ }, +/* 102 */ +/***/ function(module, exports, __webpack_require__) { - clusterNodeProperties = options.processProperties(clusterNodeProperties, childNodesOptions, childEdgesOptions); - if (!clusterNodeProperties) { - throw new Error('The processProperties function does not return properties!'); - } - } + "use strict"; - // check if we have an unique id; - if (clusterNodeProperties.id === undefined) { - clusterNodeProperties.id = 'cluster:' + util.randomUUID(); - } - var clusterId = clusterNodeProperties.id; + Object.defineProperty(exports, "__esModule", { + value: true + }); - if (clusterNodeProperties.label === undefined) { - clusterNodeProperties.label = 'cluster'; - } + var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - // give the clusterNode a postion if it does not have one. - var pos = undefined; - if (clusterNodeProperties.x === undefined) { - pos = this._getClusterPosition(childNodesObj); - clusterNodeProperties.x = pos.x; - } - if (clusterNodeProperties.y === undefined) { - if (pos === undefined) { - pos = this._getClusterPosition(childNodesObj); - } - clusterNodeProperties.y = pos.y; - } + function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - // force the ID to remain the same - clusterNodeProperties.id = clusterId; + var util = __webpack_require__(9); - // create the clusterNode - var clusterNode = this.body.functions.createNode(clusterNodeProperties, _componentsNodesCluster2['default']); - clusterNode.isCluster = true; - clusterNode.containedNodes = childNodesObj; - clusterNode.containedEdges = childEdgesObj; - // cache a copy from the cluster edge properties if we have to reconnect others later on - clusterNode.clusterEdgeProperties = options.clusterEdgeProperties; + var View = (function () { + function View(body, canvas) { + var _this = this; - // finally put the cluster node into global - this.body.nodes[clusterNodeProperties.id] = clusterNode; + _classCallCheck(this, View); - // create the new edges that will connect to the cluster - var newEdges = []; - this._createClusterEdges(childNodesObj, childEdgesObj, newEdges, clusterNodeProperties, options.clusterEdgeProperties); + this.body = body; + this.canvas = canvas; - // disable the childEdges - for (var edgeId in childEdgesObj) { - if (childEdgesObj.hasOwnProperty(edgeId)) { - if (this.body.edges[edgeId] !== undefined) { - var edge = this.body.edges[edgeId]; - edge.togglePhysics(false); - edge.options.hidden = true; - } - } - } + this.animationSpeed = 1 / this.renderRefreshRate; + this.animationEasingFunction = "easeInOutQuint"; + this.easingTime = 0; + this.sourceScale = 0; + this.targetScale = 0; + this.sourceTranslation = 0; + this.targetTranslation = 0; + this.lockedOnNodeId = undefined; + this.lockedOnNodeOffset = undefined; + this.touchTime = 0; - // disable the childNodes - for (var nodeId in childNodesObj) { - if (childNodesObj.hasOwnProperty(nodeId)) { - this.clusteredNodes[nodeId] = { clusterId: clusterNodeProperties.id, node: this.body.nodes[nodeId] }; - this.body.nodes[nodeId].togglePhysics(false); - this.body.nodes[nodeId].options.hidden = true; - } - } + this.viewFunction = undefined; - // push new edges to global - for (var i = 0; i < newEdges.length; i++) { - this.body.edges[newEdges[i].id] = newEdges[i]; - this.body.edges[newEdges[i].id].connect(); - } + this.body.emitter.on("fit", this.fit.bind(this)); + this.body.emitter.on("animationFinished", function () { + _this.body.emitter.emit("_stopRendering"); + }); + this.body.emitter.on("unlockNode", this.releaseNode.bind(this)); + } - // set ID to undefined so no duplicates arise - clusterNodeProperties.id = undefined; + _createClass(View, [{ + key: "setOptions", + value: function setOptions() { + var options = arguments[0] === undefined ? {} : arguments[0]; - // wrap up - if (refreshData === true) { - this.body.emitter.emit('_dataChanged'); - } + this.options = options; } }, { - key: 'isCluster', + key: "_getRange", /** - * Check if a node is a cluster. - * @param nodeId - * @returns {*} - */ - value: function isCluster(nodeId) { - if (this.body.nodes[nodeId] !== undefined) { - return this.body.nodes[nodeId].isCluster === true; + * Find the center position of the network + * @private + */ + value: function _getRange() { + var specificNodes = arguments[0] === undefined ? [] : arguments[0]; + + var minY = 1000000000, + maxY = -1000000000, + minX = 1000000000, + maxX = -1000000000, + node; + if (specificNodes.length > 0) { + for (var i = 0; i < specificNodes.length; i++) { + node = this.body.nodes[specificNodes[i]]; + if (minX > node.shape.boundingBox.left) { + minX = node.shape.boundingBox.left; + } + if (maxX < node.shape.boundingBox.right) { + maxX = node.shape.boundingBox.right; + } + if (minY > node.shape.boundingBox.top) { + minY = node.shape.boundingBox.top; + } // top is negative, bottom is positive + if (maxY < node.shape.boundingBox.bottom) { + maxY = node.shape.boundingBox.bottom; + } // top is negative, bottom is positive + } } else { - console.log('Node does not exist.'); - return false; + for (var nodeId in this.body.nodes) { + if (this.body.nodes.hasOwnProperty(nodeId)) { + node = this.body.nodes[nodeId]; + if (minX > node.shape.boundingBox.left) { + minX = node.shape.boundingBox.left; + } + if (maxX < node.shape.boundingBox.right) { + maxX = node.shape.boundingBox.right; + } + if (minY > node.shape.boundingBox.top) { + minY = node.shape.boundingBox.top; + } // top is negative, bottom is positive + if (maxY < node.shape.boundingBox.bottom) { + maxY = node.shape.boundingBox.bottom; + } // top is negative, bottom is positive + } + } } + + if (minX === 1000000000 && maxX === -1000000000 && minY === 1000000000 && maxY === -1000000000) { + minY = 0, maxY = 0, minX = 0, maxX = 0; + } + return { minX: minX, maxX: maxX, minY: minY, maxY: maxY }; } }, { - key: '_getClusterPosition', + key: "_findCenter", /** - * get the position of the cluster node based on what's inside - * @param {object} childNodesObj | object with node objects, id as keys - * @returns {{x: number, y: number}} - * @private - */ - value: function _getClusterPosition(childNodesObj) { - var childKeys = Object.keys(childNodesObj); - var minX = childNodesObj[childKeys[0]].x; - var maxX = childNodesObj[childKeys[0]].x; - var minY = childNodesObj[childKeys[0]].y; - var maxY = childNodesObj[childKeys[0]].y; - var node = undefined; - for (var i = 1; i < childKeys.length; i++) { - node = childNodesObj[childKeys[i]]; - minX = node.x < minX ? node.x : minX; - maxX = node.x > maxX ? node.x : maxX; - minY = node.y < minY ? node.y : minY; - maxY = node.y > maxY ? node.y : maxY; - } - - return { x: 0.5 * (minX + maxX), y: 0.5 * (minY + maxY) }; + * @param {object} range = {minX: minX, maxX: maxX, minY: minY, maxY: maxY}; + * @returns {{x: number, y: number}} + * @private + */ + value: function _findCenter(range) { + return { x: 0.5 * (range.maxX + range.minX), + y: 0.5 * (range.maxY + range.minY) }; } }, { - key: 'openCluster', + key: "fit", /** - * Open a cluster by calling this function. - * @param {String} clusterNodeId | the ID of the cluster node - * @param {Boolean} refreshData | wrap up afterwards if not true - */ - value: function openCluster(clusterNodeId) { - var refreshData = arguments[1] === undefined ? true : arguments[1]; - - // kill conditions - if (clusterNodeId === undefined) { - throw new Error('No clusterNodeId supplied to openCluster.'); - } - if (this.body.nodes[clusterNodeId] === undefined) { - throw new Error('The clusterNodeId supplied to openCluster does not exist.'); - } - if (this.body.nodes[clusterNodeId].containedNodes === undefined) { - console.log('The node:' + clusterNodeId + ' is not a cluster.'); - return; - } - var clusterNode = this.body.nodes[clusterNodeId]; - var containedNodes = clusterNode.containedNodes; - var containedEdges = clusterNode.containedEdges; - - // release nodes - for (var nodeId in containedNodes) { - if (containedNodes.hasOwnProperty(nodeId)) { - var containedNode = this.body.nodes[nodeId]; - containedNode = containedNodes[nodeId]; - // inherit position - containedNode.x = clusterNode.x; - containedNode.y = clusterNode.y; - - // inherit speed - containedNode.vx = clusterNode.vx; - containedNode.vy = clusterNode.vy; + * This function zooms out to fit all data on screen based on amount of nodes + * @param {Object} Options + * @param {Boolean} [initialZoom] | zoom based on fitted formula or range, true = fitted, default = false; + */ + value: function fit() { + var options = arguments[0] === undefined ? { nodes: [] } : arguments[0]; + var initialZoom = arguments[1] === undefined ? false : arguments[1]; - containedNode.options.hidden = false; - containedNode.togglePhysics(true); + var range; + var zoomLevel; - delete this.clusteredNodes[nodeId]; + if (initialZoom === true) { + // check if more than half of the nodes have a predefined position. If so, we use the range, not the approximation. + var positionDefined = 0; + for (var nodeId in this.body.nodes) { + if (this.body.nodes.hasOwnProperty(nodeId)) { + var node = this.body.nodes[nodeId]; + if (node.predefinedPosition === true) { + positionDefined += 1; + } + } + } + if (positionDefined > 0.5 * this.body.nodeIndices.length) { + this.fit(options, false); + return; } - } - // release edges - for (var edgeId in containedEdges) { - if (containedEdges.hasOwnProperty(edgeId)) { - var edge = containedEdges[edgeId]; - // if this edge was a temporary edge and it's connected nodes do not exist anymore, we remove it from the data - if (this.body.nodes[edge.fromId] === undefined || this.body.nodes[edge.toId] === undefined) { - edge.edgeType.cleanup(); - // this removes the edge from node.edges, which is why edgeIds is formed - edge.disconnect(); - delete this.body.edges[edgeId]; - } else { - // one of the nodes connected to this edge is in a cluster. We give the edge to that cluster so it will be released when that cluster is opened. - if (this.clusteredNodes[edge.fromId] !== undefined || this.clusteredNodes[edge.toId] !== undefined) { - var fromId = undefined, - toId = undefined; - var clusteredNode = this.clusteredNodes[edge.fromId] || this.clusteredNodes[edge.toId]; - var clusterId = clusteredNode.clusterId; - var _clusterNode = this.body.nodes[clusterId]; - _clusterNode.containedEdges[edgeId] = edge; + range = this._getRange(options.nodes); - if (this.clusteredNodes[edge.fromId] !== undefined) { - fromId = clusterId; - toId = edge.toId; - } else { - fromId = edge.fromId; - toId = clusterId; - } + var numberOfNodes = this.body.nodeIndices.length; + zoomLevel = 12.662 / (numberOfNodes + 7.4147) + 0.0964822; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - // if both from and to nodes are visible, we create a new temporary edge - if (this.body.nodes[fromId].options.hidden !== true && this.body.nodes[toId].options.hidden !== true) { - var clonedOptions = this._cloneOptions(edge, 'edge'); - var id = 'clusterEdge:' + util.randomUUID(); - util.deepExtend(clonedOptions, _clusterNode.clusterEdgeProperties); - util.deepExtend(clonedOptions, { from: fromId, to: toId, hidden: false, physics: true, id: id }); - var newEdge = this.body.functions.createEdge(clonedOptions); + // correct for larger canvasses. + var factor = Math.min(this.canvas.frame.canvas.clientWidth / 600, this.canvas.frame.canvas.clientHeight / 600); + zoomLevel *= factor; + } else { + this.body.emitter.emit("_resizeNodes"); + range = this._getRange(options.nodes); + var xDistance = Math.abs(range.maxX - range.minX) * 1.1; + var yDistance = Math.abs(range.maxY - range.minY) * 1.1; - this.body.edges[id] = newEdge; - this.body.edges[id].connect(); - } - } else { - edge.options.hidden = false; - edge.togglePhysics(true); - } - } - } - } + var xZoomLevel = this.canvas.frame.canvas.clientWidth / xDistance; + var yZoomLevel = this.canvas.frame.canvas.clientHeight / yDistance; - // remove all temporary edges - for (var i = 0; i < clusterNode.edges.length; i++) { - var edgeId = clusterNode.edges[i].id; - this.body.edges[edgeId].edgeType.cleanup(); - // this removes the edge from node.edges, which is why edgeIds is formed - this.body.edges[edgeId].disconnect(); - delete this.body.edges[edgeId]; + zoomLevel = xZoomLevel <= yZoomLevel ? xZoomLevel : yZoomLevel; } - // remove clusterNode - delete this.body.nodes[clusterNodeId]; - - if (refreshData === true) { - this.body.emitter.emit('_dataChanged'); - } - } - }, { - key: 'getNodesInCluster', - value: function getNodesInCluster(clusterId) { - var nodesArray = []; - if (this.isCluster(clusterId) === true) { - var containedNodes = this.body.nodes[clusterId].containedNodes; - for (var nodeId in containedNodes) { - if (containedNodes.hasOwnProperty(nodeId)) { - nodesArray.push(nodeId); - } - } + if (zoomLevel > 1) { + zoomLevel = 1; + } else if (zoomLevel === 0) { + zoomLevel = 1; } - return nodesArray; + var center = this._findCenter(range); + var animationOptions = { position: center, scale: zoomLevel, animation: options.animation }; + this.moveTo(animationOptions); } }, { - key: 'findNode', + key: "focus", + + // animation /** - * Get the stack clusterId's that a certain node resides in. cluster A -> cluster B -> cluster C -> node - * @param nodeId - * @returns {Array} - * @private - */ - value: function findNode(nodeId) { - var stack = []; - var max = 100; - var counter = 0; + * Center a node in view. + * + * @param {Number} nodeId + * @param {Number} [options] + */ + value: function focus(nodeId) { + var options = arguments[1] === undefined ? {} : arguments[1]; - while (this.clusteredNodes[nodeId] !== undefined && counter < max) { - stack.push(this.clusteredNodes[nodeId].node); - nodeId = this.clusteredNodes[nodeId].clusterId; - counter++; - } - stack.push(this.body.nodes[nodeId]); - return stack; - } - }, { - key: '_getConnectedId', + if (this.body.nodes[nodeId] !== undefined) { + var nodePosition = { x: this.body.nodes[nodeId].x, y: this.body.nodes[nodeId].y }; + options.position = nodePosition; + options.lockedOnNode = nodeId; - /** - * Get the Id the node is connected to - * @param edge - * @param nodeId - * @returns {*} - * @private - */ - value: function _getConnectedId(edge, nodeId) { - if (edge.toId != nodeId) { - return edge.toId; - } else if (edge.fromId != nodeId) { - return edge.fromId; + this.moveTo(options); } else { - return edge.fromId; + console.log("Node: " + nodeId + " cannot be found."); } } }, { - key: '_getHubSize', + key: "moveTo", /** - * We determine how many connections denote an important hub. - * We take the mean + 2*std as the important hub size. (Assuming a normal distribution of data, ~2.2%) - * - * @private - */ - value: function _getHubSize() { - var average = 0; - var averageSquared = 0; - var hubCounter = 0; - var largestHub = 0; - - for (var i = 0; i < this.body.nodeIndices.length; i++) { - var node = this.body.nodes[this.body.nodeIndices[i]]; - if (node.edges.length > largestHub) { - largestHub = node.edges.length; - } - average += node.edges.length; - averageSquared += Math.pow(node.edges.length, 2); - hubCounter += 1; + * + * @param {Object} options | options.offset = {x:Number, y:Number} // offset from the center in DOM pixels + * | options.scale = Number // scale to move to + * | options.position = {x:Number, y:Number} // position to move to + * | options.animation = {duration:Number, easingFunction:String} || Boolean // position to move to + */ + value: function moveTo(options) { + if (options === undefined) { + options = {}; + return; } - average = average / hubCounter; - averageSquared = averageSquared / hubCounter; - - var letiance = averageSquared - Math.pow(average, 2); - var standardDeviation = Math.sqrt(letiance); - - var hubThreshold = Math.floor(average + 2 * standardDeviation); - - // always have at least one to cluster - if (hubThreshold > largestHub) { - hubThreshold = largestHub; + if (options.offset === undefined) { + options.offset = { x: 0, y: 0 }; + } + if (options.offset.x === undefined) { + options.offset.x = 0; + } + if (options.offset.y === undefined) { + options.offset.y = 0; + } + if (options.scale === undefined) { + options.scale = this.body.view.scale; + } + if (options.position === undefined) { + options.position = this.getViewPosition(); + } + if (options.animation === undefined) { + options.animation = { duration: 0 }; } + if (options.animation === false) { + options.animation = { duration: 0 }; + } + if (options.animation === true) { + options.animation = {}; + } + if (options.animation.duration === undefined) { + options.animation.duration = 1000; + } // default duration + if (options.animation.easingFunction === undefined) { + options.animation.easingFunction = "easeInOutQuad"; + } // default easing function - return hubThreshold; + this.animateView(options); } - }]); - - return ClusterEngine; - })(); - - exports['default'] = ClusterEngine; - module.exports = exports['default']; + }, { + key: "animateView", -/***/ }, -/* 101 */ -/***/ function(module, exports, __webpack_require__) { + /** + * + * @param {Object} options | options.offset = {x:Number, y:Number} // offset from the center in DOM pixels + * | options.time = Number // animation time in milliseconds + * | options.scale = Number // scale to animate to + * | options.position = {x:Number, y:Number} // position to animate to + * | options.easingFunction = String // linear, easeInQuad, easeOutQuad, easeInOutQuad, + * // easeInCubic, easeOutCubic, easeInOutCubic, + * // easeInQuart, easeOutQuart, easeInOutQuart, + * // easeInQuint, easeOutQuint, easeInOutQuint + */ + value: function animateView(options) { + if (options === undefined) { + return; + } + this.animationEasingFunction = options.animation.easingFunction; + // release if something focussed on the node + this.releaseNode(); + if (options.locked === true) { + this.lockedOnNodeId = options.lockedOnNode; + this.lockedOnNodeOffset = options.offset; + } - 'use strict'; + // forcefully complete the old animation if it was still running + if (this.easingTime != 0) { + this._transitionRedraw(true); // by setting easingtime to 1, we finish the animation. + } - Object.defineProperty(exports, '__esModule', { - value: true - }); + this.sourceScale = this.body.view.scale; + this.sourceTranslation = this.body.view.translation; + this.targetScale = options.scale; - var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; desc = parent = getter = undefined; _again = false; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } }; + // set the scale so the viewCenter is based on the correct zoom level. This is overridden in the transitionRedraw + // but at least then we'll have the target transition + this.body.view.scale = this.targetScale; + var viewCenter = this.canvas.DOMtoCanvas({ x: 0.5 * this.canvas.frame.canvas.clientWidth, y: 0.5 * this.canvas.frame.canvas.clientHeight }); - function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } + var distanceFromCenter = { // offset from view, distance view has to change by these x and y to center the node + x: viewCenter.x - options.position.x, + y: viewCenter.y - options.position.y + }; + this.targetTranslation = { + x: this.sourceTranslation.x + distanceFromCenter.x * this.targetScale + options.offset.x, + y: this.sourceTranslation.y + distanceFromCenter.y * this.targetScale + options.offset.y + }; - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + // if the time is set to 0, don't do an animation + if (options.animation.duration === 0) { + if (this.lockedOnNodeId != undefined) { + this.viewFunction = this._lockedRedraw.bind(this); + this.body.emitter.on("initRedraw", this.viewFunction); + } else { + this.body.view.scale = this.targetScale; + this.body.view.translation = this.targetTranslation; + this.body.emitter.emit("_requestRedraw"); + } + } else { + this.animationSpeed = 1 / (60 * options.animation.duration * 0.001) || 1 / 60; // 60 for 60 seconds, 0.001 for milli's + this.animationEasingFunction = options.animation.easingFunction; - function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; } + this.viewFunction = this._transitionRedraw.bind(this); + this.body.emitter.on("initRedraw", this.viewFunction); + this.body.emitter.emit("_startRendering"); + } + } + }, { + key: "_lockedRedraw", - var _Node2 = __webpack_require__(65); + /** + * used to animate smoothly by hijacking the redraw function. + * @private + */ + value: function _lockedRedraw() { + var nodePosition = { x: this.body.nodes[this.lockedOnNodeId].x, y: this.body.nodes[this.lockedOnNodeId].y }; + var viewCenter = this.DOMtoCanvas({ x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight }); + var distanceFromCenter = { // offset from view, distance view has to change by these x and y to center the node + x: viewCenter.x - nodePosition.x, + y: viewCenter.y - nodePosition.y + }; + var sourceTranslation = this.body.view.translation; + var targetTranslation = { + x: sourceTranslation.x + distanceFromCenter.x * this.body.view.scale + this.lockedOnNodeOffset.x, + y: sourceTranslation.y + distanceFromCenter.y * this.body.view.scale + this.lockedOnNodeOffset.y + }; - var _Node3 = _interopRequireDefault(_Node2); + this.body.view.translation = targetTranslation; + } + }, { + key: "releaseNode", + value: function releaseNode() { + if (this.lockedOnNodeId !== undefined && this.viewFunction !== undefined) { + this.body.emitter.off("initRedraw", this.viewFunction); + this.lockedOnNodeId = undefined; + this.lockedOnNodeOffset = undefined; + } + } + }, { + key: "_transitionRedraw", - /** - * - */ + /** + * + * @param easingTime + * @private + */ + value: function _transitionRedraw() { + var finished = arguments[0] === undefined ? false : arguments[0]; - var Cluster = (function (_Node) { - function Cluster(options, body, imagelist, grouplist, globalOptions) { - _classCallCheck(this, Cluster); + this.easingTime += this.animationSpeed; + this.easingTime = finished === true ? 1 : this.easingTime; - _get(Object.getPrototypeOf(Cluster.prototype), 'constructor', this).call(this, options, body, imagelist, grouplist, globalOptions); + var progress = util.easingFunctions[this.animationEasingFunction](this.easingTime); - this.isCluster = true; - this.containedNodes = {}; - this.containedEdges = {}; - } + this.body.view.scale = this.sourceScale + (this.targetScale - this.sourceScale) * progress; + this.body.view.translation = { + x: this.sourceTranslation.x + (this.targetTranslation.x - this.sourceTranslation.x) * progress, + y: this.sourceTranslation.y + (this.targetTranslation.y - this.sourceTranslation.y) * progress + }; - _inherits(Cluster, _Node); + // cleanup + if (this.easingTime >= 1) { + this.body.emitter.off("initRedraw", this.viewFunction); + this.easingTime = 0; + if (this.lockedOnNodeId != undefined) { + this.viewFunction = this._lockedRedraw.bind(this); + this.body.emitter.on("initRedraw", this.viewFunction); + } + this.body.emitter.emit("animationFinished"); + } + } + }, { + key: "getScale", + value: function getScale() { + return this.body.view.scale; + } + }, { + key: "getViewPosition", + value: function getViewPosition() { + return this.canvas.DOMtoCanvas({ x: 0.5 * this.canvas.frame.canvas.clientWidth, y: 0.5 * this.canvas.frame.canvas.clientHeight }); + } + }]); - return Cluster; - })(_Node3['default']); + return View; + })(); - exports['default'] = Cluster; - module.exports = exports['default']; + exports["default"] = View; + module.exports = exports["default"]; /***/ }, -/* 102 */ +/* 103 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -36159,376 +36153,272 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - if (typeof window !== 'undefined') { - window.requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame; - } + var util = __webpack_require__(9); + var Hammer = __webpack_require__(5); + var hammerUtil = __webpack_require__(31); + var keycharm = __webpack_require__(44); - var util = __webpack_require__(11); + var NavigationHandler = (function () { + function NavigationHandler(body, canvas) { + var _this = this; - var CanvasRenderer = (function () { - function CanvasRenderer(body, canvas) { - _classCallCheck(this, CanvasRenderer); + _classCallCheck(this, NavigationHandler); this.body = body; this.canvas = canvas; - this.redrawRequested = false; - this.renderTimer = undefined; - this.requiresTimeout = true; - this.renderingActive = false; - this.renderRequests = 0; - this.pixelRatio = undefined; - this.allowRedrawRequests = true; + this.iconsCreated = false; + this.navigationHammers = []; + this.boundFunctions = {}; + this.touchTime = 0; + this.activated = false; - this.dragging = false; - this.options = {}; - this.defaultOptions = { - hideEdgesOnDrag: false, - hideNodesOnDrag: false - }; - util.extend(this.options, this.defaultOptions); + this.body.emitter.on('release', function () { + _this._stopMovement(); + }); + this.body.emitter.on('activate', function () { + _this.activated = true;_this.configureKeyboardBindings(); + }); + this.body.emitter.on('deactivate', function () { + _this.activated = false;_this.configureKeyboardBindings(); + }); + this.body.emitter.on('destroy', function () { + if (_this.keycharm !== undefined) { + _this.keycharm.destroy(); + } + }); - this._determineBrowserMethod(); - this.bindEventListeners(); + this.options = {}; } - _createClass(CanvasRenderer, [{ - key: 'bindEventListeners', - value: function bindEventListeners() { - var _this = this; - - this.body.emitter.on('dragStart', function () { - _this.dragging = true; - }); - this.body.emitter.on('dragEnd', function () { - return _this.dragging = false; - }); - this.body.emitter.on('_resizeNodes', function () { - return _this._resizeNodes(); - }); - this.body.emitter.on('_redraw', function () { - if (_this.renderingActive === false) { - _this._redraw(); - } - }); - this.body.emitter.on('_blockRedrawRequests', function () { - _this.allowRedrawRequests = false; - }); - this.body.emitter.on('_allowRedrawRequests', function () { - _this.allowRedrawRequests = true; - }); - this.body.emitter.on('_requestRedraw', this._requestRedraw.bind(this)); - this.body.emitter.on('_startRendering', function () { - _this.renderRequests += 1; - _this.renderingActive = true; - _this._startRendering(); - }); - this.body.emitter.on('_stopRendering', function () { - _this.renderRequests -= 1; - _this.renderingActive = _this.renderRequests > 0; - _this.renderTimer = undefined; - }); - this.body.emitter.on('destroy', function () { - _this.renderRequests = 0; - _this.renderingActive = false; - if (_this.requiresTimeout === true) { - clearTimeout(_this.renderTimer); - } else { - cancelAnimationFrame(_this.renderTimer); - } - _this.body.emitter.off(); - }); - } - }, { + _createClass(NavigationHandler, [{ key: 'setOptions', value: function setOptions(options) { if (options !== undefined) { - var fields = ['hideEdgesOnDrag', 'hideNodesOnDrag']; - util.selectiveDeepExtend(fields, this.options, options); + this.options = options; + this.create(); } } }, { - key: '_startRendering', - value: function _startRendering() { - if (this.renderingActive === true) { - if (this.renderTimer === undefined) { - if (this.requiresTimeout === true) { - this.renderTimer = window.setTimeout(this._renderStep.bind(this), this.simulationInterval); // wait this.renderTimeStep milliseconds and perform the animation step function - } else { - this.renderTimer = window.requestAnimationFrame(this._renderStep.bind(this)); // wait this.renderTimeStep milliseconds and perform the animation step function - } + key: 'create', + value: function create() { + if (this.options.navigationButtons === true) { + if (this.iconsCreated === false) { + this.loadNavigationElements(); } + } else if (this.iconsCreated === true) { + this.cleanNavigation(); } + + this.configureKeyboardBindings(); } }, { - key: '_renderStep', - value: function _renderStep() { - if (this.renderingActive === true) { - // reset the renderTimer so a new scheduled animation step can be set - this.renderTimer = undefined; - - if (this.requiresTimeout === true) { - // this schedules a new simulation step - this._startRendering(); + key: 'cleanNavigation', + value: function cleanNavigation() { + // clean hammer bindings + if (this.navigationHammers.length != 0) { + for (var i = 0; i < this.navigationHammers.length; i++) { + this.navigationHammers[i].destroy(); } + this.navigationHammers = []; + } - this._redraw(); - - if (this.requiresTimeout === false) { - // this schedules a new simulation step - this._startRendering(); - } + // clean up previous navigation items + if (this.navigationDOM && this.navigationDOM['wrapper'] && this.navigationDOM['wrapper'].parentNode) { + this.navigationDOM['wrapper'].parentNode.removeChild(this.navigationDOM['wrapper']); } - } - }, { - key: 'redraw', - /** - * Redraw the network with the current data - * chart will be resized too. - */ - value: function redraw() { - this.body.emitter.emit('setSize'); - this._redraw(); + this.iconsCreated = false; } }, { - key: '_requestRedraw', + key: 'loadNavigationElements', /** - * Redraw the network with the current data - * @param hidden | used to get the first estimate of the node sizes. only the nodes are drawn after which they are quickly drawn over. + * Creation of the navigation controls nodes. They are drawn over the rest of the nodes and are not affected by scale and translation + * they have a triggerFunction which is called on click. If the position of the navigation controls is dependent + * on this.frame.canvas.clientWidth or this.frame.canvas.clientHeight, we flag horizontalAlignLeft and verticalAlignTop false. + * This means that the location will be corrected by the _relocateNavigation function on a size change of the canvas. + * * @private */ - value: function _requestRedraw() { - if (this.redrawRequested !== true && this.renderingActive === false && this.allowRedrawRequests === true) { - this.redrawRequested = true; - if (this.requiresTimeout === true) { - window.setTimeout(this._redraw.bind(this, false), 0); - } else { - window.requestAnimationFrame(this._redraw.bind(this, false)); - } - } - } - }, { - key: '_redraw', - value: function _redraw() { - var hidden = arguments[0] === undefined ? false : arguments[0]; - - this.body.emitter.emit('initRedraw'); - - this.redrawRequested = false; - var ctx = this.canvas.frame.canvas.getContext('2d'); - - // when the container div was hidden, this fixes it back up! - if (this.canvas.frame.canvas.width === 0 || this.canvas.frame.canvas.height === 0) { - this.canvas.setSize(); - } - - if (this.pixelRatio === undefined) { - this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); - } - - ctx.setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); + value: function loadNavigationElements() { + this.cleanNavigation(); - // clear the canvas - var w = this.canvas.frame.canvas.clientWidth; - var h = this.canvas.frame.canvas.clientHeight; - ctx.clearRect(0, 0, w, h); + this.navigationDOM = {}; + var navigationDivs = ['up', 'down', 'left', 'right', 'zoomIn', 'zoomOut', 'zoomExtends']; + var navigationDivActions = ['_moveUp', '_moveDown', '_moveLeft', '_moveRight', '_zoomIn', '_zoomOut', '_fit']; - // set scaling and translation - ctx.save(); - ctx.translate(this.body.view.translation.x, this.body.view.translation.y); - ctx.scale(this.body.view.scale, this.body.view.scale); + this.navigationDOM['wrapper'] = document.createElement('div'); + this.navigationDOM['wrapper'].className = 'vis-navigation'; + this.canvas.frame.appendChild(this.navigationDOM['wrapper']); - ctx.beginPath(); - this.body.emitter.emit('beforeDrawing', ctx); - ctx.closePath(); + for (var i = 0; i < navigationDivs.length; i++) { + this.navigationDOM[navigationDivs[i]] = document.createElement('div'); + this.navigationDOM[navigationDivs[i]].className = 'vis-button vis-' + navigationDivs[i]; + this.navigationDOM['wrapper'].appendChild(this.navigationDOM[navigationDivs[i]]); - if (hidden === false) { - if (this.dragging === false || this.dragging === true && this.options.hideEdgesOnDrag === false) { - this._drawEdges(ctx); + var hammer = new Hammer(this.navigationDOM[navigationDivs[i]]); + if (navigationDivActions[i] === '_fit') { + hammerUtil.onTouch(hammer, this._fit.bind(this)); + } else { + hammerUtil.onTouch(hammer, this.bindToRedraw.bind(this, navigationDivActions[i])); } - } - if (this.dragging === false || this.dragging === true && this.options.hideNodesOnDrag === false) { - this._drawNodes(ctx, hidden); + this.navigationHammers.push(hammer); } - if (this.controlNodesActive === true) { - this._drawControlNodes(ctx); + this.iconsCreated = true; + } + }, { + key: 'bindToRedraw', + value: function bindToRedraw(action) { + if (this.boundFunctions[action] === undefined) { + this.boundFunctions[action] = this[action].bind(this); + this.body.emitter.on('initRedraw', this.boundFunctions[action]); + this.body.emitter.emit('_startRendering'); } - - ctx.beginPath(); - //this.physics.nodesSolver._debug(ctx,"#F00F0F"); - this.body.emitter.emit('afterDrawing', ctx); - ctx.closePath(); - // restore original scaling and translation - ctx.restore(); - - if (hidden === true) { - ctx.clearRect(0, 0, w, h); + } + }, { + key: 'unbindFromRedraw', + value: function unbindFromRedraw(action) { + if (this.boundFunctions[action] !== undefined) { + this.body.emitter.off('initRedraw', this.boundFunctions[action]); + this.body.emitter.emit('_stopRendering'); + delete this.boundFunctions[action]; } } }, { - key: '_resizeNodes', + key: '_fit', /** - * Redraw all nodes - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @param {Boolean} [alwaysShow] + * this stops all movement induced by the navigation buttons + * * @private */ - value: function _resizeNodes() { - var ctx = this.canvas.frame.canvas.getContext('2d'); - if (this.pixelRatio === undefined) { - this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); - } - ctx.setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); - ctx.save(); - ctx.translate(this.body.view.translation.x, this.body.view.translation.y); - ctx.scale(this.body.view.scale, this.body.view.scale); - - var nodes = this.body.nodes; - var node = undefined; - - // resize all nodes - for (var nodeId in nodes) { - if (nodes.hasOwnProperty(nodeId)) { - node = nodes[nodeId]; - node.resize(ctx); - node.updateBoundingBox(ctx); - } + value: function _fit() { + if (new Date().valueOf() - this.touchTime > 700) { + // TODO: fix ugly hack to avoid hammer's double fireing of event (because we use release?) + this.body.emitter.emit('fit', { duration: 700 }); + this.touchTime = new Date().valueOf(); } - - // restore original scaling and translation - ctx.restore(); } }, { - key: '_drawNodes', + key: '_stopMovement', /** - * Redraw all nodes - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @param {Boolean} [alwaysShow] + * this stops all movement induced by the navigation buttons + * * @private */ - value: function _drawNodes(ctx) { - var alwaysShow = arguments[1] === undefined ? false : arguments[1]; - - var nodes = this.body.nodes; - var nodeIndices = this.body.nodeIndices; - var node = undefined; - var selected = []; - var margin = 20; - var topLeft = this.canvas.DOMtoCanvas({ x: -margin, y: -margin }); - var bottomRight = this.canvas.DOMtoCanvas({ - x: this.canvas.frame.canvas.clientWidth + margin, - y: this.canvas.frame.canvas.clientHeight + margin - }); - var viewableArea = { top: topLeft.y, left: topLeft.x, bottom: bottomRight.y, right: bottomRight.x }; - - // draw unselected nodes; - for (var i = 0; i < nodeIndices.length; i++) { - node = nodes[nodeIndices[i]]; - // set selected nodes aside - if (node.isSelected()) { - selected.push(nodeIndices[i]); - } else { - if (alwaysShow === true) { - node.draw(ctx); - } else if (node.isBoundingBoxOverlappingWith(viewableArea) === true) { - node.draw(ctx); - } else { - node.updateBoundingBox(ctx); - } + value: function _stopMovement() { + for (var boundAction in this.boundFunctions) { + if (this.boundFunctions.hasOwnProperty(boundAction)) { + this.body.emitter.off('initRedraw', this.boundFunctions[boundAction]); + this.body.emitter.emit('_stopRendering'); } } - - // draw the selected nodes on top - for (var i = 0; i < selected.length; i++) { - node = nodes[selected[i]]; - node.draw(ctx); - } + this.boundFunctions = {}; } }, { - key: '_drawEdges', + key: '_moveUp', + value: function _moveUp() { + this.body.view.translation.y += this.options.keyboard.speed.y; + } + }, { + key: '_moveDown', + value: function _moveDown() { + this.body.view.translation.y -= this.options.keyboard.speed.y; + } + }, { + key: '_moveLeft', + value: function _moveLeft() { + this.body.view.translation.x += this.options.keyboard.speed.x; + } + }, { + key: '_moveRight', + value: function _moveRight() { + this.body.view.translation.x -= this.options.keyboard.speed.x; + } + }, { + key: '_zoomIn', + value: function _zoomIn() { + this.body.view.scale *= 1 + this.options.keyboard.speed.zoom; + } + }, { + key: '_zoomOut', + value: function _zoomOut() { + this.body.view.scale /= 1 + this.options.keyboard.speed.zoom; + } + }, { + key: 'configureKeyboardBindings', /** - * Redraw all edges - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @private + * bind all keys using keycharm. */ - value: function _drawEdges(ctx) { - var edges = this.body.edges; - var edgeIndices = this.body.edgeIndices; - var edge = undefined; + value: function configureKeyboardBindings() { + if (this.keycharm !== undefined) { + this.keycharm.destroy(); + } - for (var i = 0; i < edgeIndices.length; i++) { - edge = edges[edgeIndices[i]]; - if (edge.connected === true) { - edge.draw(ctx); + if (this.options.keyboard.enabled === true) { + if (this.options.keyboard.bindToWindow === true) { + this.keycharm = keycharm({ container: window, preventDefault: true }); + } else { + this.keycharm = keycharm({ container: this.canvas.frame, preventDefault: true }); } - } - } - }, { - key: '_drawControlNodes', - /** - * Redraw all edges - * The 2d context of a HTML canvas can be retrieved by canvas.getContext('2d'); - * @param {CanvasRenderingContext2D} ctx - * @private - */ - value: function _drawControlNodes(ctx) { - var edges = this.body.edges; - var edgeIndices = this.body.edgeIndices; - var edge = undefined; + this.keycharm.reset(); - for (var i = 0; i < edgeIndices.length; i++) { - edge = edges[edgeIndices[i]]; - edge._drawControlNodes(ctx); - } - } - }, { - key: '_determineBrowserMethod', + if (this.activated === true) { + this.keycharm.bind('up', this.bindToRedraw.bind(this, '_moveUp'), 'keydown'); + this.keycharm.bind('down', this.bindToRedraw.bind(this, '_moveDown'), 'keydown'); + this.keycharm.bind('left', this.bindToRedraw.bind(this, '_moveLeft'), 'keydown'); + this.keycharm.bind('right', this.bindToRedraw.bind(this, '_moveRight'), 'keydown'); + this.keycharm.bind('=', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); + this.keycharm.bind('num+', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); + this.keycharm.bind('num-', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); + this.keycharm.bind('-', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); + this.keycharm.bind('[', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); + this.keycharm.bind(']', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); + this.keycharm.bind('pageup', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); + this.keycharm.bind('pagedown', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); - /** - * Determine if the browser requires a setTimeout or a requestAnimationFrame. This was required because - * some implementations (safari and IE9) did not support requestAnimationFrame - * @private - */ - value: function _determineBrowserMethod() { - if (typeof window !== 'undefined') { - var browserType = navigator.userAgent.toLowerCase(); - this.requiresTimeout = false; - if (browserType.indexOf('msie 9.0') != -1) { - // IE 9 - this.requiresTimeout = true; - } else if (browserType.indexOf('safari') != -1) { - // safari - if (browserType.indexOf('chrome') <= -1) { - this.requiresTimeout = true; - } + this.keycharm.bind('up', this.unbindFromRedraw.bind(this, '_moveUp'), 'keyup'); + this.keycharm.bind('down', this.unbindFromRedraw.bind(this, '_moveDown'), 'keyup'); + this.keycharm.bind('left', this.unbindFromRedraw.bind(this, '_moveLeft'), 'keyup'); + this.keycharm.bind('right', this.unbindFromRedraw.bind(this, '_moveRight'), 'keyup'); + this.keycharm.bind('=', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); + this.keycharm.bind('num+', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); + this.keycharm.bind('num-', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); + this.keycharm.bind('-', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); + this.keycharm.bind('[', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); + this.keycharm.bind(']', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); + this.keycharm.bind('pageup', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); + this.keycharm.bind('pagedown', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); } - } else { - this.requiresTimeout = true; } } }]); - return CanvasRenderer; + return NavigationHandler; })(); - exports['default'] = CanvasRenderer; + exports['default'] = NavigationHandler; module.exports = exports['default']; /***/ }, -/* 103 */ +/* 104 */ /***/ function(module, exports, __webpack_require__) { + /** + * 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. + */ 'use strict'; Object.defineProperty(exports, '__esModule', { @@ -36539,362 +36429,111 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var Hammer = __webpack_require__(7); - var hammerUtil = __webpack_require__(33); - - var util = __webpack_require__(11); - - /** - * Create the main frame for the Network. - * This function is executed once when a Network object is created. The frame - * contains a canvas, and this canvas contains all objects like the axis and - * nodes. - * @private - */ - - var Canvas = (function () { - function Canvas(body) { - _classCallCheck(this, Canvas); + var Popup = (function () { + function Popup(container) { + _classCallCheck(this, Popup); - this.body = body; - this.pixelRatio = 1; - this.resizeTimer = undefined; - this.resizeFunction = this._onResize.bind(this); + this.container = container; - this.options = {}; - this.defaultOptions = { - autoResize: true, - height: '100%', - width: '100%' - }; - util.extend(this.options, this.defaultOptions); + this.x = 0; + this.y = 0; + this.padding = 5; + this.hidden = false; - this.bindEventListeners(); + // create the frame + this.frame = document.createElement('div'); + this.frame.className = 'vis-network-tooltip'; + this.container.appendChild(this.frame); } - _createClass(Canvas, [{ - key: 'bindEventListeners', - value: function bindEventListeners() { - var _this = this; - - // bind the events - this.body.emitter.once('resize', function (obj) { - if (obj.width !== 0) { - _this.body.view.translation.x = obj.width * 0.5; - } - if (obj.height !== 0) { - _this.body.view.translation.y = obj.height * 0.5; - } - }); - this.body.emitter.on('setSize', this.setSize.bind(this)); - this.body.emitter.on('destroy', function () { - _this.hammerFrame.destroy(); - _this.hammer.destroy(); - _this._cleanUp(); - }); - } - }, { - key: 'setOptions', - value: function setOptions(options) { - var _this2 = this; - - if (options !== undefined) { - var fields = ['width', 'height', 'autoResize']; - util.selectiveDeepExtend(fields, this.options, options); - } - - if (this.options.autoResize === true) { - // automatically adapt to a changing size of the browser. - this._cleanUp(); - this.resizeTimer = setInterval(function () { - _this2.setSize();_this2.body.emitter.emit('_requestRedraw'); - }, 1000); - this.resizeFunction = this._onResize.bind(this); - util.addEventListener(window, 'resize', this.resizeFunction); - } - } - }, { - key: '_cleanUp', - value: function _cleanUp() { - // automatically adapt to a changing size of the browser. - if (this.resizeTimer !== undefined) { - clearInterval(this.resizeTimer); - } - util.removeEventListener(window, 'resize', this.resizeFunction); - this.resizeFunction = undefined; - } - }, { - key: '_onResize', - value: function _onResize() { - this.setSize(); - this.body.emitter.emit('_redraw'); - } - }, { - key: '_prepareValue', - value: function _prepareValue(value) { - if (typeof value === 'number') { - return value + 'px'; - } else if (typeof value === 'string') { - if (value.indexOf('%') !== -1 || value.indexOf('px') !== -1) { - return value; - } else if (value.indexOf('%') === -1) { - return value + 'px'; - } - } - throw new Error('Could not use the value supplie for width or height:' + value); - } - }, { - key: '_create', + _createClass(Popup, [{ + key: 'setPosition', /** - * Create the HTML + * @param {number} x Horizontal position of the popup window + * @param {number} y Vertical position of the popup window */ - value: function _create() { - // remove all elements from the container element. - while (this.body.container.hasChildNodes()) { - this.body.container.removeChild(this.body.container.firstChild); - } - - this.frame = document.createElement('div'); - this.frame.className = 'vis-network'; - this.frame.style.position = 'relative'; - this.frame.style.overflow = 'hidden'; - this.frame.tabIndex = 900; // tab index is required for keycharm to bind keystrokes to the div instead of the window - - ////////////////////////////////////////////////////////////////// - - this.frame.canvas = document.createElement('canvas'); - this.frame.canvas.style.position = 'relative'; - this.frame.appendChild(this.frame.canvas); - - if (!this.frame.canvas.getContext) { - var noCanvas = document.createElement('DIV'); - noCanvas.style.color = 'red'; - noCanvas.style.fontWeight = 'bold'; - noCanvas.style.padding = '10px'; - noCanvas.innerHTML = 'Error: your browser does not support HTML canvas'; - this.frame.canvas.appendChild(noCanvas); - } else { - var ctx = this.frame.canvas.getContext('2d'); - this.pixelRatio = (window.devicePixelRatio || 1) / (ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1); - - this.frame.canvas.getContext('2d').setTransform(this.pixelRatio, 0, 0, this.pixelRatio, 0, 0); - } - - // add the frame to the container element - this.body.container.appendChild(this.frame); - - this.body.view.scale = 1; - this.body.view.translation = { x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight }; - - this._bindHammer(); + value: function setPosition(x, y) { + this.x = parseInt(x); + this.y = parseInt(y); } }, { - key: '_bindHammer', + key: 'setText', /** - * This function binds hammer, it can be repeated over and over due to the uniqueness check. - * @private + * Set the content for the popup window. This can be HTML code or text. + * @param {string | Element} content */ - value: function _bindHammer() { - var _this3 = this; - - if (this.hammer !== undefined) { - this.hammer.destroy(); + value: function setText(content) { + if (content instanceof Element) { + this.frame.innerHTML = ''; + this.frame.appendChild(content); + } else { + this.frame.innerHTML = content; // string containing text or HTML } - this.drag = {}; - this.pinch = {}; - - // init hammer - this.hammer = new Hammer(this.frame.canvas); - this.hammer.get('pinch').set({ enable: true }); - // enable to get better response, todo: test on mobile. - //this.hammer.get('pan').set({threshold:2}); - - hammerUtil.onTouch(this.hammer, function (event) { - _this3.body.eventListeners.onTouch(event); - }); - this.hammer.on('tap', function (event) { - _this3.body.eventListeners.onTap(event); - }); - this.hammer.on('doubletap', function (event) { - _this3.body.eventListeners.onDoubleTap(event); - }); - this.hammer.on('press', function (event) { - _this3.body.eventListeners.onHold(event); - }); - this.hammer.on('panstart', function (event) { - _this3.body.eventListeners.onDragStart(event); - }); - this.hammer.on('panmove', function (event) { - _this3.body.eventListeners.onDrag(event); - }); - this.hammer.on('panend', function (event) { - _this3.body.eventListeners.onDragEnd(event); - }); - this.hammer.on('pinch', function (event) { - _this3.body.eventListeners.onPinch(event); - }); - - // TODO: neatly cleanup these handlers when re-creating the Canvas, IF these are done with hammer, event.stopPropagation will not work? - this.frame.canvas.addEventListener('mousewheel', function (event) { - _this3.body.eventListeners.onMouseWheel(event); - }); - this.frame.canvas.addEventListener('DOMMouseScroll', function (event) { - _this3.body.eventListeners.onMouseWheel(event); - }); - - this.frame.canvas.addEventListener('mousemove', function (event) { - _this3.body.eventListeners.onMouseMove(event); - }); - this.frame.canvas.addEventListener('contextmenu', function (event) { - _this3.body.eventListeners.onContext(event); - }); - - this.hammerFrame = new Hammer(this.frame); - hammerUtil.onRelease(this.hammerFrame, function (event) { - _this3.body.eventListeners.onRelease(event); - }); } }, { - key: 'setSize', + key: 'show', /** - * Set a new size for the network - * @param {string} width Width in pixels or percentage (for example '800px' - * or '50%') - * @param {string} height Height in pixels or percentage (for example '400px' - * or '30%') + * Show the popup window + * @param {boolean} [doShow] Show or hide the window */ - value: function setSize() { - var width = arguments[0] === undefined ? this.options.width : arguments[0]; - var height = arguments[1] === undefined ? this.options.height : arguments[1]; - - width = this._prepareValue(width); - height = this._prepareValue(height); - - var emitEvent = false; - var oldWidth = this.frame.canvas.width; - var oldHeight = this.frame.canvas.height; - - if (width != this.options.width || height != this.options.height || this.frame.style.width != width || this.frame.style.height != height) { - this.frame.style.width = width; - this.frame.style.height = height; - - this.frame.canvas.style.width = '100%'; - this.frame.canvas.style.height = '100%'; - - this.frame.canvas.width = this.frame.canvas.clientWidth * this.pixelRatio; - this.frame.canvas.height = this.frame.canvas.clientHeight * this.pixelRatio; + value: function show(doShow) { + if (doShow === undefined) { + doShow = true; + } - this.options.width = width; - this.options.height = height; + if (doShow === true) { + var height = this.frame.clientHeight; + var width = this.frame.clientWidth; + var maxHeight = this.frame.parentNode.clientHeight; + var maxWidth = this.frame.parentNode.clientWidth; - emitEvent = true; - } else { - // this would adapt the width of the canvas to the width from 100% if and only if - // there is a change. + var top = this.y - height; + if (top + height + this.padding > maxHeight) { + top = maxHeight - height - this.padding; + } + if (top < this.padding) { + top = this.padding; + } - if (this.frame.canvas.width != this.frame.canvas.clientWidth * this.pixelRatio) { - this.frame.canvas.width = this.frame.canvas.clientWidth * this.pixelRatio; - emitEvent = true; + var left = this.x; + if (left + width + this.padding > maxWidth) { + left = maxWidth - width - this.padding; } - if (this.frame.canvas.height != this.frame.canvas.clientHeight * this.pixelRatio) { - this.frame.canvas.height = this.frame.canvas.clientHeight * this.pixelRatio; - emitEvent = true; + if (left < this.padding) { + left = this.padding; } - } - if (emitEvent === true) { - this.body.emitter.emit('resize', { width: this.frame.canvas.width / this.pixelRatio, height: this.frame.canvas.height / this.pixelRatio, oldWidth: oldWidth / this.pixelRatio, oldHeight: oldHeight / this.pixelRatio }); + this.frame.style.left = left + 'px'; + this.frame.style.top = top + 'px'; + this.frame.style.visibility = 'visible'; + this.hidden = false; + } else { + this.hide(); } } }, { - key: '_XconvertDOMtoCanvas', - - /** - * Convert the X coordinate in DOM-space (coordinate point in browser relative to the container div) to - * the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) - * @param {number} x - * @returns {number} - * @private - */ - value: function _XconvertDOMtoCanvas(x) { - return (x - this.body.view.translation.x) / this.body.view.scale; - } - }, { - key: '_XconvertCanvasToDOM', - - /** - * Convert the X coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to - * the X coordinate in DOM-space (coordinate point in browser relative to the container div) - * @param {number} x - * @returns {number} - * @private - */ - value: function _XconvertCanvasToDOM(x) { - return x * this.body.view.scale + this.body.view.translation.x; - } - }, { - key: '_YconvertDOMtoCanvas', - - /** - * Convert the Y coordinate in DOM-space (coordinate point in browser relative to the container div) to - * the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) - * @param {number} y - * @returns {number} - * @private - */ - value: function _YconvertDOMtoCanvas(y) { - return (y - this.body.view.translation.y) / this.body.view.scale; - } - }, { - key: '_YconvertCanvasToDOM', - - /** - * Convert the Y coordinate in canvas-space (the simulation sandbox, which the camera looks upon) to - * the Y coordinate in DOM-space (coordinate point in browser relative to the container div) - * @param {number} y - * @returns {number} - * @private - */ - value: function _YconvertCanvasToDOM(y) { - return y * this.body.view.scale + this.body.view.translation.y; - } - }, { - key: 'canvasToDOM', - - /** - * - * @param {object} pos = {x: number, y: number} - * @returns {{x: number, y: number}} - * @constructor - */ - value: function canvasToDOM(pos) { - return { x: this._XconvertCanvasToDOM(pos.x), y: this._YconvertCanvasToDOM(pos.y) }; - } - }, { - key: 'DOMtoCanvas', + key: 'hide', /** - * - * @param {object} pos = {x: number, y: number} - * @returns {{x: number, y: number}} - * @constructor + * Hide the popup window */ - value: function DOMtoCanvas(pos) { - return { x: this._XconvertDOMtoCanvas(pos.x), y: this._YconvertDOMtoCanvas(pos.y) }; + value: function hide() { + this.hidden = true; + this.frame.style.visibility = 'hidden'; } }]); - return Canvas; + return Popup; })(); - exports['default'] = Canvas; + exports['default'] = Popup; module.exports = exports['default']; /***/ }, -/* 104 */ +/* 105 */ /***/ function(module, exports, __webpack_require__) { "use strict"; @@ -36907,790 +36546,715 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - var util = __webpack_require__(11); + var Node = __webpack_require__(63); + var Edge = __webpack_require__(83); + var util = __webpack_require__(9); - var View = (function () { - function View(body, canvas) { + var SelectionHandler = (function () { + function SelectionHandler(body, canvas) { var _this = this; - _classCallCheck(this, View); + _classCallCheck(this, SelectionHandler); this.body = body; this.canvas = canvas; + this.selectionObj = { nodes: [], edges: [] }; + this.hoverObj = { nodes: {}, edges: {} }; - this.animationSpeed = 1 / this.renderRefreshRate; - this.animationEasingFunction = "easeInOutQuint"; - this.easingTime = 0; - this.sourceScale = 0; - this.targetScale = 0; - this.sourceTranslation = 0; - this.targetTranslation = 0; - this.lockedOnNodeId = undefined; - this.lockedOnNodeOffset = undefined; - this.touchTime = 0; - - this.viewFunction = undefined; + this.options = {}; + this.defaultOptions = { + multiselect: false, + selectable: true, + selectConnectedEdges: true, + hoverConnectedEdges: true + }; + util.extend(this.options, this.defaultOptions); - this.body.emitter.on("fit", this.fit.bind(this)); - this.body.emitter.on("animationFinished", function () { - _this.body.emitter.emit("_stopRendering"); + this.body.emitter.on("_dataChanged", function () { + _this.updateSelection(); }); - this.body.emitter.on("unlockNode", this.releaseNode.bind(this)); } - _createClass(View, [{ + _createClass(SelectionHandler, [{ key: "setOptions", - value: function setOptions() { - var options = arguments[0] === undefined ? {} : arguments[0]; + value: function setOptions(options) { + if (options !== undefined) { + var fields = ["multiselect", "hoverConnectedEdges", "selectable", "selectConnectedEdges"]; + util.selectiveDeepExtend(fields, this.options, options); + } + } + }, { + key: "selectOnPoint", - this.options = options; + /** + * handles the selection part of the tap; + * + * @param {Object} pointer + * @private + */ + value: function selectOnPoint(pointer) { + var selected = false; + if (this.options.selectable === true) { + this.unselectAll(); + var obj = this.getNodeAt(pointer) || this.getEdgeAt(pointer); + if (obj !== undefined) { + selected = this.selectObject(obj); + } + this.body.emitter.emit("_requestRedraw"); + } + return selected; + } + }, { + key: "selectAdditionalOnPoint", + value: function selectAdditionalOnPoint(pointer) { + var selectionChanged = false; + if (this.options.selectable === true) { + var obj = this.getNodeAt(pointer) || this.getEdgeAt(pointer); + + if (obj !== undefined) { + selectionChanged = true; + if (obj.isSelected() === true) { + this.deselectObject(obj); + } else { + this.selectObject(obj); + } + + this.body.emitter.emit("_requestRedraw"); + } + } + return selectionChanged; + } + }, { + key: "_generateClickEvent", + value: function _generateClickEvent(eventType, event, pointer, oldSelection) { + var properties = this.getSelection(); + properties["pointer"] = { + DOM: { x: pointer.x, y: pointer.y }, + canvas: this.canvas.DOMtoCanvas(pointer) + }; + properties["event"] = event; + + if (oldSelection !== undefined) { + properties["previousSelection"] = oldSelection; + } + this.body.emitter.emit(eventType, properties); + } + }, { + key: "selectObject", + value: function selectObject(obj) { + var highlightEdges = arguments[1] === undefined ? this.options.selectConnectedEdges : arguments[1]; + + if (obj !== undefined) { + if (obj instanceof Node) { + if (highlightEdges === true) { + this._selectConnectedEdges(obj); + } + } + obj.select(); + this._addToSelection(obj); + return true; + } + return false; } }, { - key: "_getRange", + key: "deselectObject", + value: function deselectObject(obj) { + if (obj.isSelected() === true) { + obj.selected = false; + this._removeFromSelection(obj); + } + } + }, { + key: "_getAllNodesOverlappingWith", /** - * Find the center position of the network + * retrieve all nodes overlapping with given object + * @param {Object} object An object with parameters left, top, right, bottom + * @return {Number[]} An array with id's of the overlapping nodes * @private */ - value: function _getRange() { - var specificNodes = arguments[0] === undefined ? [] : arguments[0]; - - var minY = 1000000000, - maxY = -1000000000, - minX = 1000000000, - maxX = -1000000000, - node; - if (specificNodes.length > 0) { - for (var i = 0; i < specificNodes.length; i++) { - node = this.body.nodes[specificNodes[i]]; - if (minX > node.shape.boundingBox.left) { - minX = node.shape.boundingBox.left; - } - if (maxX < node.shape.boundingBox.right) { - maxX = node.shape.boundingBox.right; - } - if (minY > node.shape.boundingBox.top) { - minY = node.shape.boundingBox.top; - } // top is negative, bottom is positive - if (maxY < node.shape.boundingBox.bottom) { - maxY = node.shape.boundingBox.bottom; - } // top is negative, bottom is positive - } - } else { - for (var nodeId in this.body.nodes) { - if (this.body.nodes.hasOwnProperty(nodeId)) { - node = this.body.nodes[nodeId]; - if (minX > node.shape.boundingBox.left) { - minX = node.shape.boundingBox.left; - } - if (maxX < node.shape.boundingBox.right) { - maxX = node.shape.boundingBox.right; - } - if (minY > node.shape.boundingBox.top) { - minY = node.shape.boundingBox.top; - } // top is negative, bottom is positive - if (maxY < node.shape.boundingBox.bottom) { - maxY = node.shape.boundingBox.bottom; - } // top is negative, bottom is positive - } + value: function _getAllNodesOverlappingWith(object) { + var overlappingNodes = []; + var nodes = this.body.nodes; + for (var i = 0; i < this.body.nodeIndices.length; i++) { + var nodeId = this.body.nodeIndices[i]; + if (nodes[nodeId].isOverlappingWith(object)) { + overlappingNodes.push(nodeId); } } - - if (minX === 1000000000 && maxX === -1000000000 && minY === 1000000000 && maxY === -1000000000) { - minY = 0, maxY = 0, minX = 0, maxX = 0; - } - return { minX: minX, maxX: maxX, minY: minY, maxY: maxY }; + return overlappingNodes; } }, { - key: "_findCenter", + key: "_pointerToPositionObject", /** - * @param {object} range = {minX: minX, maxX: maxX, minY: minY, maxY: maxY}; - * @returns {{x: number, y: number}} + * Return a position object in canvasspace from a single point in screenspace + * + * @param pointer + * @returns {{left: number, top: number, right: number, bottom: number}} * @private */ - value: function _findCenter(range) { - return { x: 0.5 * (range.maxX + range.minX), - y: 0.5 * (range.maxY + range.minY) }; + value: function _pointerToPositionObject(pointer) { + var canvasPos = this.canvas.DOMtoCanvas(pointer); + return { + left: canvasPos.x - 1, + top: canvasPos.y + 1, + right: canvasPos.x + 1, + bottom: canvasPos.y - 1 + }; } }, { - key: "fit", + key: "getNodeAt", /** - * This function zooms out to fit all data on screen based on amount of nodes - * @param {Object} Options - * @param {Boolean} [initialZoom] | zoom based on fitted formula or range, true = fitted, default = false; + * Get the top node at the a specific point (like a click) + * + * @param {{x: Number, y: Number}} pointer + * @return {Node | undefined} node + * @private */ - value: function fit() { - var options = arguments[0] === undefined ? { nodes: [] } : arguments[0]; - var initialZoom = arguments[1] === undefined ? false : arguments[1]; - - var range; - var zoomLevel; + value: function getNodeAt(pointer) { + var returnNode = arguments[1] === undefined ? true : arguments[1]; - if (initialZoom === true) { - // check if more than half of the nodes have a predefined position. If so, we use the range, not the approximation. - var positionDefined = 0; - for (var nodeId in this.body.nodes) { - if (this.body.nodes.hasOwnProperty(nodeId)) { - var node = this.body.nodes[nodeId]; - if (node.predefinedPosition === true) { - positionDefined += 1; - } - } - } - if (positionDefined > 0.5 * this.body.nodeIndices.length) { - this.fit(options, false); - return; + // we first check if this is an navigation controls element + var positionObject = this._pointerToPositionObject(pointer); + var overlappingNodes = this._getAllNodesOverlappingWith(positionObject); + // if there are overlapping nodes, select the last one, this is the + // one which is drawn on top of the others + if (overlappingNodes.length > 0) { + if (returnNode === true) { + return this.body.nodes[overlappingNodes[overlappingNodes.length - 1]]; + } else { + return overlappingNodes[overlappingNodes.length - 1]; } - - range = this._getRange(options.nodes); - - var numberOfNodes = this.body.nodeIndices.length; - zoomLevel = 12.662 / (numberOfNodes + 7.4147) + 0.0964822; // this is obtained from fitting a dataset from 5 points with scale levels that looked good. - - // correct for larger canvasses. - var factor = Math.min(this.canvas.frame.canvas.clientWidth / 600, this.canvas.frame.canvas.clientHeight / 600); - zoomLevel *= factor; } else { - this.body.emitter.emit("_resizeNodes"); - range = this._getRange(options.nodes); - var xDistance = Math.abs(range.maxX - range.minX) * 1.1; - var yDistance = Math.abs(range.maxY - range.minY) * 1.1; - - var xZoomLevel = this.canvas.frame.canvas.clientWidth / xDistance; - var yZoomLevel = this.canvas.frame.canvas.clientHeight / yDistance; - - zoomLevel = xZoomLevel <= yZoomLevel ? xZoomLevel : yZoomLevel; + return undefined; } + } + }, { + key: "_getEdgesOverlappingWith", - if (zoomLevel > 1) { - zoomLevel = 1; - } else if (zoomLevel === 0) { - zoomLevel = 1; + /** + * retrieve all edges overlapping with given object, selector is around center + * @param {Object} object An object with parameters left, top, right, bottom + * @return {Number[]} An array with id's of the overlapping nodes + * @private + */ + value: function _getEdgesOverlappingWith(object, overlappingEdges) { + var edges = this.body.edges; + for (var i = 0; i < this.body.edgeIndices.length; i++) { + var edgeId = this.body.edgeIndices[i]; + if (edges[edgeId].isOverlappingWith(object)) { + overlappingEdges.push(edgeId); + } } - - var center = this._findCenter(range); - var animationOptions = { position: center, scale: zoomLevel, animation: options.animation }; - this.moveTo(animationOptions); } }, { - key: "focus", + key: "_getAllEdgesOverlappingWith", - // animation + /** + * retrieve all nodes overlapping with given object + * @param {Object} object An object with parameters left, top, right, bottom + * @return {Number[]} An array with id's of the overlapping nodes + * @private + */ + value: function _getAllEdgesOverlappingWith(object) { + var overlappingEdges = []; + this._getEdgesOverlappingWith(object, overlappingEdges); + return overlappingEdges; + } + }, { + key: "getEdgeAt", /** - * Center a node in view. + * Place holder. To implement change the getNodeAt to a _getObjectAt. Have the _getObjectAt call + * getNodeAt and _getEdgesAt, then priortize the selection to user preferences. * - * @param {Number} nodeId - * @param {Number} [options] + * @param pointer + * @returns {undefined} + * @private */ - value: function focus(nodeId) { - var options = arguments[1] === undefined ? {} : arguments[1]; + value: function getEdgeAt(pointer) { + var returnEdge = arguments[1] === undefined ? true : arguments[1]; - if (this.body.nodes[nodeId] !== undefined) { - var nodePosition = { x: this.body.nodes[nodeId].x, y: this.body.nodes[nodeId].y }; - options.position = nodePosition; - options.lockedOnNode = nodeId; + var positionObject = this._pointerToPositionObject(pointer); + var overlappingEdges = this._getAllEdgesOverlappingWith(positionObject); - this.moveTo(options); + if (overlappingEdges.length > 0) { + if (returnEdge === true) { + return this.body.edges[overlappingEdges[overlappingEdges.length - 1]]; + } else { + return overlappingEdges[overlappingEdges.length - 1]; + } } else { - console.log("Node: " + nodeId + " cannot be found."); + return undefined; } } }, { - key: "moveTo", + key: "_addToSelection", /** + * Add object to the selection array. * - * @param {Object} options | options.offset = {x:Number, y:Number} // offset from the center in DOM pixels - * | options.scale = Number // scale to move to - * | options.position = {x:Number, y:Number} // position to move to - * | options.animation = {duration:Number, easingFunction:String} || Boolean // position to move to + * @param obj + * @private */ - value: function moveTo(options) { - if (options === undefined) { - options = {}; - return; - } - if (options.offset === undefined) { - options.offset = { x: 0, y: 0 }; - } - if (options.offset.x === undefined) { - options.offset.x = 0; - } - if (options.offset.y === undefined) { - options.offset.y = 0; - } - if (options.scale === undefined) { - options.scale = this.body.view.scale; - } - if (options.position === undefined) { - options.position = this.getViewPosition(); - } - if (options.animation === undefined) { - options.animation = { duration: 0 }; - } - if (options.animation === false) { - options.animation = { duration: 0 }; - } - if (options.animation === true) { - options.animation = {}; + value: function _addToSelection(obj) { + if (obj instanceof Node) { + this.selectionObj.nodes[obj.id] = obj; + } else { + this.selectionObj.edges[obj.id] = obj; } - if (options.animation.duration === undefined) { - options.animation.duration = 1000; - } // default duration - if (options.animation.easingFunction === undefined) { - options.animation.easingFunction = "easeInOutQuad"; - } // default easing function - - this.animateView(options); } }, { - key: "animateView", + key: "_addToHover", /** + * Add object to the selection array. * - * @param {Object} options | options.offset = {x:Number, y:Number} // offset from the center in DOM pixels - * | options.time = Number // animation time in milliseconds - * | options.scale = Number // scale to animate to - * | options.position = {x:Number, y:Number} // position to animate to - * | options.easingFunction = String // linear, easeInQuad, easeOutQuad, easeInOutQuad, - * // easeInCubic, easeOutCubic, easeInOutCubic, - * // easeInQuart, easeOutQuart, easeInOutQuart, - * // easeInQuint, easeOutQuint, easeInOutQuint + * @param obj + * @private */ - value: function animateView(options) { - if (options === undefined) { - return; - } - this.animationEasingFunction = options.animation.easingFunction; - // release if something focussed on the node - this.releaseNode(); - if (options.locked === true) { - this.lockedOnNodeId = options.lockedOnNode; - this.lockedOnNodeOffset = options.offset; - } - - // forcefully complete the old animation if it was still running - if (this.easingTime != 0) { - this._transitionRedraw(true); // by setting easingtime to 1, we finish the animation. + value: function _addToHover(obj) { + if (obj instanceof Node) { + this.hoverObj.nodes[obj.id] = obj; + } else { + this.hoverObj.edges[obj.id] = obj; } + } + }, { + key: "_removeFromSelection", - this.sourceScale = this.body.view.scale; - this.sourceTranslation = this.body.view.translation; - this.targetScale = options.scale; - - // set the scale so the viewCenter is based on the correct zoom level. This is overridden in the transitionRedraw - // but at least then we'll have the target transition - this.body.view.scale = this.targetScale; - var viewCenter = this.canvas.DOMtoCanvas({ x: 0.5 * this.canvas.frame.canvas.clientWidth, y: 0.5 * this.canvas.frame.canvas.clientHeight }); - - var distanceFromCenter = { // offset from view, distance view has to change by these x and y to center the node - x: viewCenter.x - options.position.x, - y: viewCenter.y - options.position.y - }; - this.targetTranslation = { - x: this.sourceTranslation.x + distanceFromCenter.x * this.targetScale + options.offset.x, - y: this.sourceTranslation.y + distanceFromCenter.y * this.targetScale + options.offset.y - }; - - // if the time is set to 0, don't do an animation - if (options.animation.duration === 0) { - if (this.lockedOnNodeId != undefined) { - this.viewFunction = this._lockedRedraw.bind(this); - this.body.emitter.on("initRedraw", this.viewFunction); - } else { - this.body.view.scale = this.targetScale; - this.body.view.translation = this.targetTranslation; - this.body.emitter.emit("_requestRedraw"); - } + /** + * Remove a single option from selection. + * + * @param {Object} obj + * @private + */ + value: function _removeFromSelection(obj) { + if (obj instanceof Node) { + delete this.selectionObj.nodes[obj.id]; } else { - this.animationSpeed = 1 / (60 * options.animation.duration * 0.001) || 1 / 60; // 60 for 60 seconds, 0.001 for milli's - this.animationEasingFunction = options.animation.easingFunction; - - this.viewFunction = this._transitionRedraw.bind(this); - this.body.emitter.on("initRedraw", this.viewFunction); - this.body.emitter.emit("_startRendering"); + delete this.selectionObj.edges[obj.id]; } } }, { - key: "_lockedRedraw", + key: "unselectAll", /** - * used to animate smoothly by hijacking the redraw function. + * Unselect all. The selectionObj is useful for this. + * * @private */ - value: function _lockedRedraw() { - var nodePosition = { x: this.body.nodes[this.lockedOnNodeId].x, y: this.body.nodes[this.lockedOnNodeId].y }; - var viewCenter = this.DOMtoCanvas({ x: 0.5 * this.frame.canvas.clientWidth, y: 0.5 * this.frame.canvas.clientHeight }); - var distanceFromCenter = { // offset from view, distance view has to change by these x and y to center the node - x: viewCenter.x - nodePosition.x, - y: viewCenter.y - nodePosition.y - }; - var sourceTranslation = this.body.view.translation; - var targetTranslation = { - x: sourceTranslation.x + distanceFromCenter.x * this.body.view.scale + this.lockedOnNodeOffset.x, - y: sourceTranslation.y + distanceFromCenter.y * this.body.view.scale + this.lockedOnNodeOffset.y - }; + value: function unselectAll() { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + this.selectionObj.nodes[nodeId].unselect(); + } + } + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + this.selectionObj.edges[edgeId].unselect(); + } + } - this.body.view.translation = targetTranslation; + this.selectionObj = { nodes: {}, edges: {} }; } }, { - key: "releaseNode", - value: function releaseNode() { - if (this.lockedOnNodeId !== undefined && this.viewFunction !== undefined) { - this.body.emitter.off("initRedraw", this.viewFunction); - this.lockedOnNodeId = undefined; - this.lockedOnNodeOffset = undefined; + key: "_getSelectedNodeCount", + + /** + * return the number of selected nodes + * + * @returns {number} + * @private + */ + value: function _getSelectedNodeCount() { + var count = 0; + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + count += 1; + } } + return count; } }, { - key: "_transitionRedraw", + key: "_getSelectedNode", /** + * return the selected node * - * @param easingTime + * @returns {number} * @private */ - value: function _transitionRedraw() { - var finished = arguments[0] === undefined ? false : arguments[0]; - - this.easingTime += this.animationSpeed; - this.easingTime = finished === true ? 1 : this.easingTime; - - var progress = util.easingFunctions[this.animationEasingFunction](this.easingTime); - - this.body.view.scale = this.sourceScale + (this.targetScale - this.sourceScale) * progress; - this.body.view.translation = { - x: this.sourceTranslation.x + (this.targetTranslation.x - this.sourceTranslation.x) * progress, - y: this.sourceTranslation.y + (this.targetTranslation.y - this.sourceTranslation.y) * progress - }; - - // cleanup - if (this.easingTime >= 1) { - this.body.emitter.off("initRedraw", this.viewFunction); - this.easingTime = 0; - if (this.lockedOnNodeId != undefined) { - this.viewFunction = this._lockedRedraw.bind(this); - this.body.emitter.on("initRedraw", this.viewFunction); + value: function _getSelectedNode() { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + return this.selectionObj.nodes[nodeId]; } - this.body.emitter.emit("animationFinished"); } + return undefined; } }, { - key: "getScale", - value: function getScale() { - return this.body.view.scale; - } - }, { - key: "getViewPosition", - value: function getViewPosition() { - return this.canvas.DOMtoCanvas({ x: 0.5 * this.canvas.frame.canvas.clientWidth, y: 0.5 * this.canvas.frame.canvas.clientHeight }); - } - }]); - - return View; - })(); - - exports["default"] = View; - module.exports = exports["default"]; - -/***/ }, -/* 105 */ -/***/ function(module, exports, __webpack_require__) { - - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - - var util = __webpack_require__(11); - var Hammer = __webpack_require__(7); - var hammerUtil = __webpack_require__(33); - var keycharm = __webpack_require__(46); - - var NavigationHandler = (function () { - function NavigationHandler(body, canvas) { - var _this = this; - - _classCallCheck(this, NavigationHandler); - - this.body = body; - this.canvas = canvas; - - this.iconsCreated = false; - this.navigationHammers = []; - this.boundFunctions = {}; - this.touchTime = 0; - this.activated = false; - - this.body.emitter.on('release', function () { - _this._stopMovement(); - }); - this.body.emitter.on('activate', function () { - _this.activated = true;_this.configureKeyboardBindings(); - }); - this.body.emitter.on('deactivate', function () { - _this.activated = false;_this.configureKeyboardBindings(); - }); - this.body.emitter.on('destroy', function () { - if (_this.keycharm !== undefined) { - _this.keycharm.destroy(); - } - }); - - this.options = {}; - } + key: "_getSelectedEdge", - _createClass(NavigationHandler, [{ - key: 'setOptions', - value: function setOptions(options) { - if (options !== undefined) { - this.options = options; - this.create(); + /** + * return the selected edge + * + * @returns {number} + * @private + */ + value: function _getSelectedEdge() { + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + return this.selectionObj.edges[edgeId]; + } } + return undefined; } }, { - key: 'create', - value: function create() { - if (this.options.navigationButtons === true) { - if (this.iconsCreated === false) { - this.loadNavigationElements(); + key: "_getSelectedEdgeCount", + + /** + * return the number of selected edges + * + * @returns {number} + * @private + */ + value: function _getSelectedEdgeCount() { + var count = 0; + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + count += 1; } - } else if (this.iconsCreated === true) { - this.cleanNavigation(); } - - this.configureKeyboardBindings(); + return count; } }, { - key: 'cleanNavigation', - value: function cleanNavigation() { - // clean hammer bindings - if (this.navigationHammers.length != 0) { - for (var i = 0; i < this.navigationHammers.length; i++) { - this.navigationHammers[i].destroy(); + key: "_getSelectedObjectCount", + + /** + * return the number of selected objects. + * + * @returns {number} + * @private + */ + value: function _getSelectedObjectCount() { + var count = 0; + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + count += 1; } - this.navigationHammers = []; } - - // clean up previous navigation items - if (this.navigationDOM && this.navigationDOM['wrapper'] && this.navigationDOM['wrapper'].parentNode) { - this.navigationDOM['wrapper'].parentNode.removeChild(this.navigationDOM['wrapper']); + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + count += 1; + } } - - this.iconsCreated = false; + return count; } }, { - key: 'loadNavigationElements', + key: "_selectionIsEmpty", /** - * Creation of the navigation controls nodes. They are drawn over the rest of the nodes and are not affected by scale and translation - * they have a triggerFunction which is called on click. If the position of the navigation controls is dependent - * on this.frame.canvas.clientWidth or this.frame.canvas.clientHeight, we flag horizontalAlignLeft and verticalAlignTop false. - * This means that the location will be corrected by the _relocateNavigation function on a size change of the canvas. + * Check if anything is selected * + * @returns {boolean} * @private */ - value: function loadNavigationElements() { - this.cleanNavigation(); - - this.navigationDOM = {}; - var navigationDivs = ['up', 'down', 'left', 'right', 'zoomIn', 'zoomOut', 'zoomExtends']; - var navigationDivActions = ['_moveUp', '_moveDown', '_moveLeft', '_moveRight', '_zoomIn', '_zoomOut', '_fit']; - - this.navigationDOM['wrapper'] = document.createElement('div'); - this.navigationDOM['wrapper'].className = 'vis-navigation'; - this.canvas.frame.appendChild(this.navigationDOM['wrapper']); - - for (var i = 0; i < navigationDivs.length; i++) { - this.navigationDOM[navigationDivs[i]] = document.createElement('div'); - this.navigationDOM[navigationDivs[i]].className = 'vis-button vis-' + navigationDivs[i]; - this.navigationDOM['wrapper'].appendChild(this.navigationDOM[navigationDivs[i]]); - - var hammer = new Hammer(this.navigationDOM[navigationDivs[i]]); - if (navigationDivActions[i] === '_fit') { - hammerUtil.onTouch(hammer, this._fit.bind(this)); - } else { - hammerUtil.onTouch(hammer, this.bindToRedraw.bind(this, navigationDivActions[i])); + value: function _selectionIsEmpty() { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + return false; } - - this.navigationHammers.push(hammer); } - - this.iconsCreated = true; - } - }, { - key: 'bindToRedraw', - value: function bindToRedraw(action) { - if (this.boundFunctions[action] === undefined) { - this.boundFunctions[action] = this[action].bind(this); - this.body.emitter.on('initRedraw', this.boundFunctions[action]); - this.body.emitter.emit('_startRendering'); + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + return false; + } } + return true; } }, { - key: 'unbindFromRedraw', - value: function unbindFromRedraw(action) { - if (this.boundFunctions[action] !== undefined) { - this.body.emitter.off('initRedraw', this.boundFunctions[action]); - this.body.emitter.emit('_stopRendering'); - delete this.boundFunctions[action]; + key: "_clusterInSelection", + + /** + * check if one of the selected nodes is a cluster. + * + * @returns {boolean} + * @private + */ + value: function _clusterInSelection() { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + if (this.selectionObj.nodes[nodeId].clusterSize > 1) { + return true; + } + } } + return false; } }, { - key: '_fit', + key: "_selectConnectedEdges", /** - * this stops all movement induced by the navigation buttons + * select the edges connected to the node that is being selected * + * @param {Node} node * @private */ - value: function _fit() { - if (new Date().valueOf() - this.touchTime > 700) { - // TODO: fix ugly hack to avoid hammer's double fireing of event (because we use release?) - this.body.emitter.emit('fit', { duration: 700 }); - this.touchTime = new Date().valueOf(); + value: function _selectConnectedEdges(node) { + for (var i = 0; i < node.edges.length; i++) { + var edge = node.edges[i]; + edge.select(); + this._addToSelection(edge); } } }, { - key: '_stopMovement', + key: "_hoverConnectedEdges", /** - * this stops all movement induced by the navigation buttons + * select the edges connected to the node that is being selected * + * @param {Node} node * @private */ - value: function _stopMovement() { - for (var boundAction in this.boundFunctions) { - if (this.boundFunctions.hasOwnProperty(boundAction)) { - this.body.emitter.off('initRedraw', this.boundFunctions[boundAction]); - this.body.emitter.emit('_stopRendering'); - } + value: function _hoverConnectedEdges(node) { + for (var i = 0; i < node.edges.length; i++) { + var edge = node.edges[i]; + edge.hover = true; + this._addToHover(edge); } - this.boundFunctions = {}; - } - }, { - key: '_moveUp', - value: function _moveUp() { - this.body.view.translation.y += this.options.keyboard.speed.y; - } - }, { - key: '_moveDown', - value: function _moveDown() { - this.body.view.translation.y -= this.options.keyboard.speed.y; - } - }, { - key: '_moveLeft', - value: function _moveLeft() { - this.body.view.translation.x += this.options.keyboard.speed.x; - } - }, { - key: '_moveRight', - value: function _moveRight() { - this.body.view.translation.x -= this.options.keyboard.speed.x; } }, { - key: '_zoomIn', - value: function _zoomIn() { - this.body.view.scale *= 1 + this.options.keyboard.speed.zoom; + key: "_unselectConnectedEdges", + + /** + * unselect the edges connected to the node that is being selected + * + * @param {Node} node + * @private + */ + value: function _unselectConnectedEdges(node) { + for (var i = 0; i < node.edges.length; i++) { + var edge = node.edges[i]; + edge.unselect(); + this._removeFromSelection(edge); + } } }, { - key: '_zoomOut', - value: function _zoomOut() { - this.body.view.scale /= 1 + this.options.keyboard.speed.zoom; + key: "blurObject", + + /** + * This is called when someone clicks on a node. either select or deselect it. + * If there is an existing selection and we don't want to append to it, clear the existing selection + * + * @param {Node || Edge} object + * @private + */ + value: function blurObject(object) { + if (object.hover === true) { + object.hover = false; + this.body.emitter.emit("blurNode", { node: object.id }); + } } }, { - key: 'configureKeyboardBindings', + key: "hoverObject", /** - * bind all keys using keycharm. + * This is called when someone clicks on a node. either select or deselect it. + * If there is an existing selection and we don't want to append to it, clear the existing selection + * + * @param {Node || Edge} object + * @private */ - value: function configureKeyboardBindings() { - if (this.keycharm !== undefined) { - this.keycharm.destroy(); + value: function hoverObject(object) { + var hoverChanged = false; + // remove all node hover highlights + for (var nodeId in this.hoverObj.nodes) { + if (this.hoverObj.nodes.hasOwnProperty(nodeId)) { + if (object === undefined) { + this.blurObject(this.hoverObj.nodes[nodeId]); + hoverChanged = true; + } else if (object instanceof Node && object.id != nodeId || object instanceof Edge || object === undefined) { + this.blurObject(this.hoverObj.nodes[nodeId]); + hoverChanged = true; + delete this.hoverObj.nodes[nodeId]; + } + } } - if (this.options.keyboard.enabled === true) { - if (this.options.keyboard.bindToWindow === true) { - this.keycharm = keycharm({ container: window, preventDefault: true }); - } else { - this.keycharm = keycharm({ container: this.canvas.frame, preventDefault: true }); + // removing all edge hover highlights + for (var edgeId in this.hoverObj.edges) { + if (this.hoverObj.edges.hasOwnProperty(edgeId)) { + this.hoverObj.edges[edgeId].hover = false; + delete this.hoverObj.edges[edgeId]; } + } - this.keycharm.reset(); - - if (this.activated === true) { - this.keycharm.bind('up', this.bindToRedraw.bind(this, '_moveUp'), 'keydown'); - this.keycharm.bind('down', this.bindToRedraw.bind(this, '_moveDown'), 'keydown'); - this.keycharm.bind('left', this.bindToRedraw.bind(this, '_moveLeft'), 'keydown'); - this.keycharm.bind('right', this.bindToRedraw.bind(this, '_moveRight'), 'keydown'); - this.keycharm.bind('=', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); - this.keycharm.bind('num+', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); - this.keycharm.bind('num-', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); - this.keycharm.bind('-', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); - this.keycharm.bind('[', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); - this.keycharm.bind(']', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); - this.keycharm.bind('pageup', this.bindToRedraw.bind(this, '_zoomIn'), 'keydown'); - this.keycharm.bind('pagedown', this.bindToRedraw.bind(this, '_zoomOut'), 'keydown'); - - this.keycharm.bind('up', this.unbindFromRedraw.bind(this, '_moveUp'), 'keyup'); - this.keycharm.bind('down', this.unbindFromRedraw.bind(this, '_moveDown'), 'keyup'); - this.keycharm.bind('left', this.unbindFromRedraw.bind(this, '_moveLeft'), 'keyup'); - this.keycharm.bind('right', this.unbindFromRedraw.bind(this, '_moveRight'), 'keyup'); - this.keycharm.bind('=', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); - this.keycharm.bind('num+', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); - this.keycharm.bind('num-', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); - this.keycharm.bind('-', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); - this.keycharm.bind('[', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); - this.keycharm.bind(']', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); - this.keycharm.bind('pageup', this.unbindFromRedraw.bind(this, '_zoomIn'), 'keyup'); - this.keycharm.bind('pagedown', this.unbindFromRedraw.bind(this, '_zoomOut'), 'keyup'); + if (object !== undefined) { + if (object.hover === false) { + object.hover = true; + this._addToHover(object); + hoverChanged = true; + if (object instanceof Node) { + this.body.emitter.emit("hoverNode", { node: object.id }); + } + } + if (object instanceof Node && this.options.hoverConnectedEdges === true) { + this._hoverConnectedEdges(object); } } - } - }]); - - return NavigationHandler; - })(); - - exports['default'] = NavigationHandler; - module.exports = exports['default']; - -/***/ }, -/* 106 */ -/***/ function(module, exports, __webpack_require__) { - - /** - * 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. - */ - 'use strict'; - - Object.defineProperty(exports, '__esModule', { - value: true - }); - - var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); - function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - - var Popup = (function () { - function Popup(container) { - _classCallCheck(this, Popup); - - this.container = container; - - this.x = 0; - this.y = 0; - this.padding = 5; - this.hidden = false; - - // create the frame - this.frame = document.createElement('div'); - this.frame.className = 'vis-network-tooltip'; - this.container.appendChild(this.frame); - } - - _createClass(Popup, [{ - key: 'setPosition', + if (hoverChanged === true) { + this.body.emitter.emit("_requestRedraw"); + } + } + }, { + key: "getSelection", /** - * @param {number} x Horizontal position of the popup window - * @param {number} y Vertical position of the popup window + * + * retrieve the currently selected objects + * @return {{nodes: Array., edges: Array.}} selection */ - value: function setPosition(x, y) { - this.x = parseInt(x); - this.y = parseInt(y); + value: function getSelection() { + var nodeIds = this.getSelectedNodes(); + var edgeIds = this.getSelectedEdges(); + return { nodes: nodeIds, edges: edgeIds }; } }, { - key: 'setText', + key: "getSelectedNodes", /** - * Set the content for the popup window. This can be HTML code or text. - * @param {string | Element} content + * + * retrieve the currently selected nodes + * @return {String[]} selection An array with the ids of the + * selected nodes. */ - value: function setText(content) { - if (content instanceof Element) { - this.frame.innerHTML = ''; - this.frame.appendChild(content); - } else { - this.frame.innerHTML = content; // string containing text or HTML + value: function getSelectedNodes() { + var idArray = []; + if (this.options.selectable === true) { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + idArray.push(nodeId); + } + } } + return idArray; } }, { - key: 'show', + key: "getSelectedEdges", /** - * Show the popup window - * @param {boolean} [doShow] Show or hide the window + * + * retrieve the currently selected edges + * @return {Array} selection An array with the ids of the + * selected nodes. */ - value: function show(doShow) { - if (doShow === undefined) { - doShow = true; + value: function getSelectedEdges() { + var idArray = []; + if (this.options.selectable === true) { + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + idArray.push(edgeId); + } + } } + return idArray; + } + }, { + key: "selectNodes", - if (doShow === true) { - var height = this.frame.clientHeight; - var width = this.frame.clientWidth; - var maxHeight = this.frame.parentNode.clientHeight; - var maxWidth = this.frame.parentNode.clientWidth; + /** + * select zero or more nodes with the option to highlight edges + * @param {Number[] | String[]} selection An array with the ids of the + * selected nodes. + * @param {boolean} [highlightEdges] + */ + value: function selectNodes(selection) { + var highlightEdges = arguments[1] === undefined ? true : arguments[1]; - var top = this.y - height; - if (top + height + this.padding > maxHeight) { - top = maxHeight - height - this.padding; - } - if (top < this.padding) { - top = this.padding; - } + var i = undefined, + id = undefined; - var left = this.x; - if (left + width + this.padding > maxWidth) { - left = maxWidth - width - this.padding; - } - if (left < this.padding) { - left = this.padding; + if (!selection || selection.length === undefined) throw "Selection must be an array with ids"; + + // first unselect any selected node + this.unselectAll(); + + for (i = 0; i < selection.length; i++) { + id = selection[i]; + + var node = this.body.nodes[id]; + if (!node) { + throw new RangeError("Node with id \"" + id + "\" not found"); } + this.selectObject(node, highlightEdges); + } + this.body.emitter.emit("_requestRedraw"); + } + }, { + key: "selectEdges", - this.frame.style.left = left + 'px'; - this.frame.style.top = top + 'px'; - this.frame.style.visibility = 'visible'; - this.hidden = false; - } else { - this.hide(); + /** + * select zero or more edges + * @param {Number[] | String[]} selection An array with the ids of the + * selected nodes. + */ + value: function selectEdges(selection) { + var i = undefined, + id = undefined; + + if (!selection || selection.length === undefined) throw "Selection must be an array with ids"; + + // first unselect any selected objects + this.unselectAll(); + + for (i = 0; i < selection.length; i++) { + id = selection[i]; + + var edge = this.body.edges[id]; + if (!edge) { + throw new RangeError("Edge with id \"" + id + "\" not found"); + } + this.selectObject(edge); } + this.body.emitter.emit("_requestRedraw"); } }, { - key: 'hide', + key: "updateSelection", /** - * Hide the popup window + * Validate the selection: remove ids of nodes which no longer exist + * @private */ - value: function hide() { - this.hidden = true; - this.frame.style.visibility = 'hidden'; + value: function updateSelection() { + for (var nodeId in this.selectionObj.nodes) { + if (this.selectionObj.nodes.hasOwnProperty(nodeId)) { + if (!this.body.nodes.hasOwnProperty(nodeId)) { + delete this.selectionObj.nodes[nodeId]; + } + } + } + for (var edgeId in this.selectionObj.edges) { + if (this.selectionObj.edges.hasOwnProperty(edgeId)) { + if (!this.body.edges.hasOwnProperty(edgeId)) { + delete this.selectionObj.edges[edgeId]; + } + } + } } }]); - return Popup; + return SelectionHandler; })(); - exports['default'] = Popup; - module.exports = exports['default']; + exports["default"] = SelectionHandler; + module.exports = exports["default"]; /***/ }, -/* 107 */ +/* 106 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -37703,7 +37267,7 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var util = __webpack_require__(11); + var util = __webpack_require__(9); var LayoutEngine = (function () { function LayoutEngine(body) { @@ -38200,7 +37764,7 @@ return /******/ (function(modules) { // webpackBootstrap module.exports = exports['default']; /***/ }, -/* 108 */ +/* 107 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; @@ -38213,9 +37777,9 @@ return /******/ (function(modules) { // webpackBootstrap function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } - var util = __webpack_require__(11); - var Hammer = __webpack_require__(7); - var hammerUtil = __webpack_require__(33); + var util = __webpack_require__(9); + var Hammer = __webpack_require__(5); + var hammerUtil = __webpack_require__(31); /** * clears the toolbar div element of children @@ -39399,6 +38963,485 @@ return /******/ (function(modules) { // webpackBootstrap exports['default'] = ManipulationSystem; module.exports = exports['default']; +/***/ }, +/* 108 */ +/***/ function(module, exports, __webpack_require__) { + + /** + * This object contains all possible options. It will check if the types are correct, if required if the option is one + * of the allowed values. + * + * __any__ means that the name of the property does not matter. + * __type__ is a required field for all objects and contains the allowed types of all objects + */ + 'use strict'; + + Object.defineProperty(exports, '__esModule', { + value: true + }); + var string = 'string'; + var boolean = 'boolean'; + var number = 'number'; + var array = 'array'; + var object = 'object'; // should only be in a __type__ property + var dom = 'dom'; + var fn = 'function'; + var undef = 'undefined'; + var any = 'any'; + + var allOptions = { + configure: { + enabled: { boolean: boolean }, + filter: { boolean: boolean, string: string, array: array, fn: fn }, + container: { dom: dom }, + showButton: { boolean: boolean }, + __type__: { object: object, boolean: boolean, string: string, array: array, fn: fn } + }, + edges: { + arrows: { + to: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, + middle: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, + from: { enabled: { boolean: boolean }, scaleFactor: { number: number }, __type__: { object: object, boolean: boolean } }, + __type__: { string: ['from', 'to', 'middle'], object: object } + }, + color: { + color: { string: string }, + highlight: { string: string }, + hover: { string: string }, + inherit: { string: ['from', 'to', 'both'], boolean: boolean }, + opacity: { number: number }, + __type__: { object: object, string: string } + }, + dashes: { boolean: boolean, array: array }, + font: { + color: { string: string }, + size: { number: number }, // px + face: { string: string }, + background: { string: string }, + strokeWidth: { number: number }, // px + strokeColor: { string: string }, + align: { string: ['horizontal', 'top', 'middle', 'bottom'] }, + __type__: { object: object, string: string } + }, + hidden: { boolean: boolean }, + hoverWidth: { fn: fn, number: number }, + label: { string: string, undef: undef }, + length: { number: number, undef: undef }, + physics: { boolean: boolean }, + scaling: { + min: { number: number }, + max: { number: number }, + label: { + enabled: { boolean: boolean }, + min: { number: number }, + max: { number: number }, + maxVisible: { number: number }, + drawThreshold: { number: number }, + __type__: { object: object, boolean: boolean } + }, + customScalingFunction: { fn: fn }, + __type__: { object: object } + }, + selectionWidth: { fn: fn, number: number }, + selfReferenceSize: { number: number }, + shadow: { + enabled: { boolean: boolean }, + size: { number: number }, + x: { number: number }, + y: { number: number }, + __type__: { object: object, boolean: boolean } + }, + smooth: { + enabled: { boolean: boolean }, + type: { string: ['dynamic', 'continuous', 'discrete', 'diagonalCross', 'straightCross', 'horizontal', 'vertical', 'curvedCW', 'curvedCCW'] }, + roundness: { number: number }, + __type__: { object: object, boolean: boolean } + }, + title: { string: string, undef: undef }, + width: { number: number }, + value: { number: number, undef: undef }, + __type__: { object: object } + }, + groups: { + useDefaultGroups: { boolean: boolean }, + __any__: 'get from nodes, will be overwritten below', + __type__: { object: object } + }, + interaction: { + dragNodes: { boolean: boolean }, + dragView: { boolean: boolean }, + hideEdgesOnDrag: { boolean: boolean }, + hideNodesOnDrag: { boolean: boolean }, + hover: { boolean: boolean }, + keyboard: { + enabled: { boolean: boolean }, + speed: { x: { number: number }, y: { number: number }, zoom: { number: number }, __type__: { object: object } }, + bindToWindow: { boolean: boolean }, + __type__: { object: object, boolean: boolean } + }, + multiselect: { boolean: boolean }, + navigationButtons: { boolean: boolean }, + selectable: { boolean: boolean }, + selectConnectedEdges: { boolean: boolean }, + hoverConnectedEdges: { boolean: boolean }, + tooltipDelay: { number: number }, + zoomView: { boolean: boolean }, + __type__: { object: object } + }, + layout: { + randomSeed: { undef: undef, number: number }, + hierarchical: { + enabled: { boolean: boolean }, + levelSeparation: { number: number }, + direction: { string: ['UD', 'DU', 'LR', 'RL'] }, // UD, DU, LR, RL + sortMethod: { string: ['hubsize', 'directed'] }, // hubsize, directed + __type__: { object: object, boolean: boolean } + }, + __type__: { object: object } + }, + manipulation: { + enabled: { boolean: boolean }, + initiallyActive: { boolean: boolean }, + addNode: { boolean: boolean, fn: fn }, + addEdge: { boolean: boolean, fn: fn }, + editNode: { fn: fn }, + editEdge: { boolean: boolean, fn: fn }, + deleteNode: { boolean: boolean, fn: fn }, + deleteEdge: { boolean: boolean, fn: fn }, + controlNodeStyle: 'get from nodes, will be overwritten below', + __type__: { object: object, boolean: boolean } + }, + nodes: { + borderWidth: { number: number }, + borderWidthSelected: { number: number, undef: undef }, + brokenImage: { string: string, undef: undef }, + color: { + border: { string: string }, + background: { string: string }, + highlight: { + border: { string: string }, + background: { string: string }, + __type__: { object: object, string: string } + }, + hover: { + border: { string: string }, + background: { string: string }, + __type__: { object: object, string: string } + }, + __type__: { object: object, string: string } + }, + fixed: { + x: { boolean: boolean }, + y: { boolean: boolean }, + __type__: { object: object, boolean: boolean } + }, + font: { + color: { string: string }, + size: { number: number }, // px + face: { string: string }, + background: { string: string }, + strokeWidth: { number: number }, // px + strokeColor: { string: string }, + __type__: { object: object, string: string } + }, + group: { string: string, number: number, undef: undef }, + hidden: { boolean: boolean }, + icon: { + face: { string: string }, + code: { string: string }, //'\uf007', + size: { number: number }, //50, + color: { string: string }, + __type__: { object: object } + }, + id: { string: string, number: number }, + image: { string: string, undef: undef }, // --> URL + label: { string: string, undef: undef }, + level: { number: number, undef: undef }, + mass: { number: number }, + physics: { boolean: boolean }, + scaling: { + min: { number: number }, + max: { number: number }, + label: { + enabled: { boolean: boolean }, + min: { number: number }, + max: { number: number }, + maxVisible: { number: number }, + drawThreshold: { number: number }, + __type__: { object: object, boolean: boolean } + }, + customScalingFunction: { fn: fn }, + __type__: { object: object } + }, + shadow: { + enabled: { boolean: boolean }, + size: { number: number }, + x: { number: number }, + y: { number: number }, + __type__: { object: object, boolean: boolean } + }, + shape: { string: ['ellipse', 'circle', 'database', 'box', 'text', 'image', 'circularImage', 'diamond', 'dot', 'star', 'triangle', 'triangleDown', 'square', 'icon'] }, + size: { number: number }, + title: { string: string, undef: undef }, + value: { number: number, undef: undef }, + x: { number: number }, + y: { number: number }, + __type__: { object: object } + }, + physics: { + barnesHut: { + gravitationalConstant: { number: number }, + centralGravity: { number: number }, + springLength: { number: number }, + springConstant: { number: number }, + damping: { number: number }, + avoidOverlap: { number: number }, + __type__: { object: object } + }, + forceAtlas2Based: { + gravitationalConstant: { number: number }, + centralGravity: { number: number }, + springLength: { number: number }, + springConstant: { number: number }, + damping: { number: number }, + avoidOverlap: { number: number }, + __type__: { object: object } + }, + repulsion: { + centralGravity: { number: number }, + springLength: { number: number }, + springConstant: { number: number }, + nodeDistance: { number: number }, + damping: { number: number }, + __type__: { object: object } + }, + hierarchicalRepulsion: { + centralGravity: { number: number }, + springLength: { number: number }, + springConstant: { number: number }, + nodeDistance: { number: number }, + damping: { number: number }, + __type__: { object: object } + }, + maxVelocity: { number: number }, + minVelocity: { number: number }, // px/s + solver: { string: ['barnesHut', 'repulsion', 'hierarchicalRepulsion', 'forceAtlas2Based'] }, + stabilization: { + enabled: { boolean: boolean }, + iterations: { number: number }, // maximum number of iteration to stabilize + updateInterval: { number: number }, + onlyDynamicEdges: { boolean: boolean }, + fit: { boolean: boolean }, + __type__: { object: object, boolean: boolean } + }, + timestep: { number: number }, + __type__: { object: object, boolean: boolean } + }, + + //globals : + autoResize: { boolean: boolean }, + clickToUse: { boolean: boolean }, + locale: { string: string }, + locales: { + __any__: { object: object }, + __type__: { object: object } + }, + height: { string: string }, + width: { string: string }, + __type__: { object: object } + }; + + allOptions.groups.__any__ = allOptions.nodes; + allOptions.manipulation.controlNodeStyle = allOptions.nodes; + + var configureOptions = { + nodes: { + borderWidth: [1, 0, 10, 1], + borderWidthSelected: [2, 0, 10, 1], + color: { + border: ['color', '#2B7CE9'], + background: ['color', '#97C2FC'], + highlight: { + border: ['color', '#2B7CE9'], + background: ['color', '#D2E5FF'] + }, + hover: { + border: ['color', '#2B7CE9'], + background: ['color', '#D2E5FF'] + } + }, + fixed: { + x: false, + y: false + }, + font: { + color: ['color', '#343434'], + size: [14, 0, 100, 1], // px + face: ['arial', 'verdana', 'tahoma'], + background: ['color', 'none'], + strokeWidth: [0, 0, 50, 1], // px + strokeColor: ['color', '#ffffff'] + }, + //group: 'string', + hidden: false, + //icon: { + // face: 'string', //'FontAwesome', + // code: 'string', //'\uf007', + // size: [50, 0, 200, 1], //50, + // color: ['color','#2B7CE9'] //'#aa00ff' + //}, + //image: 'string', // --> URL + physics: true, + scaling: { + min: [10, 0, 200, 1], + max: [30, 0, 200, 1], + label: { + enabled: false, + min: [14, 0, 200, 1], + max: [30, 0, 200, 1], + maxVisible: [30, 0, 200, 1], + drawThreshold: [5, 0, 20, 1] + } + }, + shadow: { + enabled: false, + size: [10, 0, 20, 1], + x: [5, -30, 30, 1], + y: [5, -30, 30, 1] + }, + shape: ['ellipse', 'box', 'circle', 'database', 'diamond', 'dot', 'square', 'star', 'text', 'triangle', 'triangleDown'], + size: [25, 0, 200, 1] + }, + edges: { + arrows: { + to: { enabled: false, scaleFactor: [1, 0, 3, 0.05] }, // boolean / {arrowScaleFactor:1} / {enabled: false, arrowScaleFactor:1} + middle: { enabled: false, scaleFactor: [1, 0, 3, 0.05] }, + from: { enabled: false, scaleFactor: [1, 0, 3, 0.05] } + }, + color: { + color: ['color', '#848484'], + highlight: ['color', '#848484'], + hover: ['color', '#848484'], + inherit: ['from', 'to', 'both', true, false], + opacity: [1, 0, 1, 0.05] + }, + dashes: false, + font: { + color: ['color', '#343434'], + size: [14, 0, 100, 1], // px + face: ['arial', 'verdana', 'tahoma'], + background: ['color', 'none'], + strokeWidth: [2, 0, 50, 1], // px + strokeColor: ['color', '#ffffff'], + align: ['horizontal', 'top', 'middle', 'bottom'] + }, + hidden: false, + hoverWidth: [1.5, 0, 5, 0.1], + physics: true, + scaling: { + min: [1, 0, 100, 1], + max: [15, 0, 100, 1], + label: { + enabled: true, + min: [14, 0, 200, 1], + max: [30, 0, 200, 1], + maxVisible: [30, 0, 200, 1], + drawThreshold: [5, 0, 20, 1] + } + }, + selectionWidth: [1.5, 0, 5, 0.1], + selfReferenceSize: [20, 0, 200, 1], + shadow: { + enabled: false, + size: [10, 0, 20, 1], + x: [5, -30, 30, 1], + y: [5, -30, 30, 1] + }, + smooth: { + enabled: true, + type: ['dynamic', 'continuous', 'discrete', 'diagonalCross', 'straightCross', 'horizontal', 'vertical', 'curvedCW', 'curvedCCW'], + roundness: [0.5, 0, 1, 0.05] + }, + width: [1, 0, 30, 1] + }, + layout: { + //randomSeed: [0, 0, 500, 1], + hierarchical: { + enabled: false, + levelSeparation: [150, 20, 500, 5], + direction: ['UD', 'DU', 'LR', 'RL'], // UD, DU, LR, RL + sortMethod: ['hubsize', 'directed'] // hubsize, directed + } + }, + interaction: { + dragNodes: true, + dragView: true, + hideEdgesOnDrag: false, + hideNodesOnDrag: false, + hover: false, + keyboard: { + enabled: false, + speed: { x: [10, 0, 40, 1], y: [10, 0, 40, 1], zoom: [0.02, 0, 0.1, 0.005] }, + bindToWindow: true + }, + multiselect: false, + navigationButtons: false, + selectable: true, + selectConnectedEdges: true, + hoverConnectedEdges: true, + tooltipDelay: [300, 0, 1000, 25], + zoomView: true + }, + manipulation: { + enabled: false, + initiallyActive: false + }, + physics: { + barnesHut: { + //theta: [0.5, 0.1, 1, 0.05], + gravitationalConstant: [-2000, -30000, 0, 50], + centralGravity: [0.3, 0, 10, 0.05], + springLength: [95, 0, 500, 5], + springConstant: [0.04, 0, 1.2, 0.005], + damping: [0.09, 0, 1, 0.01], + avoidOverlap: [0, 0, 1, 0.01] + }, + forceAtlas2Based: { + //theta: [0.5, 0.1, 1, 0.05], + gravitationalConstant: [-50, -500, 0, 1], + centralGravity: [0.01, 0, 1, 0.005], + springLength: [95, 0, 500, 5], + springConstant: [0.08, 0, 1.2, 0.005], + damping: [0.4, 0, 1, 0.01], + avoidOverlap: [0, 0, 1, 0.01] + }, + repulsion: { + centralGravity: [0.2, 0, 10, 0.05], + springLength: [200, 0, 500, 5], + springConstant: [0.05, 0, 1.2, 0.005], + nodeDistance: [100, 0, 500, 5], + damping: [0.09, 0, 1, 0.01] + }, + hierarchicalRepulsion: { + centralGravity: [0.2, 0, 10, 0.05], + springLength: [100, 0, 500, 5], + springConstant: [0.01, 0, 1.2, 0.005], + nodeDistance: [120, 0, 500, 5], + damping: [0.09, 0, 1, 0.01] + }, + maxVelocity: [50, 0, 150, 1], + minVelocity: [0.1, 0.01, 0.5, 0.01], + solver: ['barnesHut', 'forceAtlas2Based', 'repulsion', 'hierarchicalRepulsion'], + timestep: [0.5, 0.01, 1, 0.01] + }, + global: { + locale: ['en', 'nl'] + } + }; + + exports.allOptions = allOptions; + exports.configureOptions = configureOptions; + /***/ }, /* 109 */ /***/ function(module, exports, __webpack_require__) { diff --git a/examples/network/events/interactionEvents.html b/examples/network/events/interactionEvents.html index 737416e3..61e4527c 100644 --- a/examples/network/events/interactionEvents.html +++ b/examples/network/events/interactionEvents.html @@ -17,11 +17,12 @@

- Create a simple network with some nodes and edges. + Create a simple network with some nodes and edges. Some of the events are logged in the console in improve readability. 


+
 
 
diff --git a/lib/network/modules/InteractionHandler.js b/lib/network/modules/InteractionHandler.js
index cd146d99..5a11a187 100644
--- a/lib/network/modules/InteractionHandler.js
+++ b/lib/network/modules/InteractionHandler.js
@@ -184,23 +184,26 @@ class InteractionHandler {
     else {
       selected = this.selectionHandler.selectOnPoint(pointer);
     }
-    let selectedEdges = this.selectionHandler._getSelectedEdgeCount();
-    let selectedNodes = this.selectionHandler._getSelectedNodeCount();
+    let selectedEdgesCount = this.selectionHandler._getSelectedEdgeCount();
+    let selectedNodesCount = this.selectionHandler._getSelectedNodeCount();
+    let currentSelection = this.selectionHandler.getSelection();
 
-    if (selectedNodes - previouslySelectedNodeCount > 0) { // node was selected
+    let {nodesChanges, edgesChanges} = this._determineIfDifferent(previousSelection, currentSelection);
+
+    if (selectedNodesCount - previouslySelectedNodeCount > 0 || (selectedNodesCount === previouslySelectedNodeCount && nodesChanges === true)) { // node was selected
       this.selectionHandler._generateClickEvent('selectNode', event, pointer);
       selected = true;
     }
-    else if (selectedNodes - previouslySelectedNodeCount < 0) { // node was deselected
+    else if (selectedNodesCount - previouslySelectedNodeCount < 0) { // node was deselected
       this.selectionHandler._generateClickEvent('deselectNode', event, pointer, previousSelection);
       selected = true;
     }
 
-    if (selectedEdges - previouslySelectedEdgeCount > 0) { // node was selected
+    if (selectedEdgesCount - previouslySelectedEdgeCount > 0|| (selectedEdgesCount === previouslySelectedEdgeCount && edgesChanges === true)) { // node was selected
       this.selectionHandler._generateClickEvent('selectEdge', event, pointer);
       selected = true;
     }
-    else if (selectedEdges - previouslySelectedEdgeCount < 0) { // node was deselected
+    else if (selectedEdgesCount - previouslySelectedEdgeCount < 0) { // node was deselected
       this.selectionHandler._generateClickEvent('deselectEdge', event, pointer, previousSelection);
       selected = true;
     }
@@ -211,6 +214,42 @@ class InteractionHandler {
   }
 
 
+  /**
+   * This function checks if the nodes and edges previously selected have changed.
+   * @param previousSelection
+   * @param currentSelection
+   * @returns {{nodesChanges: boolean, edgesChanges: boolean}}
+   * @private
+   */
+  _determineIfDifferent(previousSelection,currentSelection) {
+    let nodesChanges = false;
+    let edgesChanges = false;
+
+    for (let i = 0; i < previousSelection.nodes.length; i++) {
+      if (currentSelection.nodes.indexOf(previousSelection.nodes[i]) === -1) {
+        nodesChanges = true;
+      }
+    }
+    for (let i = 0; i < currentSelection.nodes.length; i++) {
+      if (previousSelection.nodes.indexOf(previousSelection.nodes[i]) === -1) {
+        nodesChanges = true;
+      }
+    }
+    for (let i = 0; i < previousSelection.edges.length; i++) {
+      if (currentSelection.edges.indexOf(previousSelection.edges[i]) === -1) {
+        edgesChanges = true;
+      }
+    }
+    for (let i = 0; i < currentSelection.edges.length; i++) {
+      if (previousSelection.edges.indexOf(previousSelection.edges[i]) === -1) {
+        edgesChanges = true;
+      }
+    }
+
+    return {nodesChanges, edgesChanges};
+  }
+
+
   /**
    * This function is called by onDragStart.
    * It is separated out because we can then overload it for the datamanipulation system.