| [submodule "couchdb/couchdb-lucene"] | [submodule "couchdb/couchdb-lucene"] |
| path = couchdb/couchdb-lucene | path = couchdb/couchdb-lucene |
| url = https://github.com/rnewson/couchdb-lucene.git | url = https://github.com/rnewson/couchdb-lucene.git |
| [submodule "couchdb/settee"] | [submodule "couchdb/settee"] |
| path = couchdb/settee | path = couchdb/settee |
| url = https://github.com/inadarei/settee.git | url = https://github.com/inadarei/settee.git |
| [submodule "lib/php-diff"] | [submodule "lib/php-diff"] |
| path = lib/php-diff | path = lib/php-diff |
| url = https://github.com/chrisboulton/php-diff.git | url = https://github.com/chrisboulton/php-diff.git |
| [submodule "lib/Requests"] | [submodule "lib/Requests"] |
| path = lib/Requests | path = lib/Requests |
| url = https://github.com/rmccue/Requests.git | url = https://github.com/rmccue/Requests.git |
| [submodule "javascripts/flotr2"] | [submodule "js/flotr2"] |
| path = javascripts/flotr2 | path = js/flotr2 |
| url = https://github.com/HumbleSoftware/Flotr2.git | url = https://github.com/HumbleSoftware/Flotr2.git |
| [submodule "lib/phpquery"] | [submodule "lib/phpquery"] |
| path = lib/phpquery | path = lib/phpquery |
| url = https://github.com/TobiaszCudnik/phpquery.git | url = https://github.com/TobiaszCudnik/phpquery.git |
| [submodule "javascripts/sigma"] | [submodule "js/sigma"] |
| path = javascripts/sigma | path = js/sigma |
| url = https://github.com/jacomyal/sigma.js.git | url = https://github.com/jacomyal/sigma.js.git |
| [submodule "javascripts/bubbletree"] | [submodule "js/bubbletree"] |
| path = javascripts/bubbletree | path = js/bubbletree |
| url = https://github.com/okfn/bubbletree.git | url = https://github.com/okfn/bubbletree.git |
| [submodule "lib/querypath"] | [submodule "lib/querypath"] |
| path = lib/querypath | path = lib/querypath |
| url = https://github.com/technosophos/querypath.git | url = https://github.com/technosophos/querypath.git |
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| /* Use this js doc for all application specific JS */ | |
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| /* Remove if you don't need :) */ | |
| function activateTab($tab) { | |
| var $activeTab = $tab.closest('dl').find('a.active'), | |
| contentLocation = $tab.attr("href") + 'Tab'; | |
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| $tab.addClass('active'); | |
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| $(contentLocation).closest('.tabs-content').children('li').hide(); | |
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| } | |
| $('dl.tabs').each(function () { | |
| //Get all tabs | |
| var tabs = $(this).children('dd').children('a'); | |
| tabs.click(function (e) { | |
| activateTab($(this)); | |
| }); | |
| }); | |
| if (window.location.hash) { | |
| activateTab($('a[href="' + window.location.hash + '"]')); | |
| } | |
| /* ALERT BOXES ------------ */ | |
| $(".alert-box").delegate("a.close", "click", function(event) { | |
| event.preventDefault(); | |
| $(this).closest(".alert-box").fadeOut(function(event){ | |
| $(this).remove(); | |
| }); | |
| }); | |
| /* PLACEHOLDER FOR FORMS ------------- */ | |
| /* Remove this and jquery.placeholder.min.js if you don't need :) */ | |
| //$('input, textarea').placeholder(); | |
| /* UNCOMMENT THE LINE YOU WANT BELOW IF YOU WANT IE6/7/8 SUPPORT AND ARE USING .block-grids */ | |
| // $('.block-grid.two-up>li:nth-child(2n+1)').css({clear: 'left'}); | |
| // $('.block-grid.three-up>li:nth-child(3n+1)').css({clear: 'left'}); | |
| // $('.block-grid.four-up>li:nth-child(4n+1)').css({clear: 'left'}); | |
| // $('.block-grid.five-up>li:nth-child(5n+1)').css({clear: 'left'}); | |
| /* DROPDOWN NAV ------------- */ | |
| var currentFoundationDropdown = null; | |
| $('.nav-bar li a, .nav-bar li a:after').each(function() { | |
| $(this).data('clicks', 0); | |
| }); | |
| $('.nav-bar li a, .nav-bar li a:after').live('click', function(e) { | |
| e.preventDefault(); | |
| if (currentFoundationDropdown !== $(this).index() || currentFoundationDropdown === null) { | |
| $(this).data('clicks', 0); | |
| currentFoundationDropdown = $(this).index(); | |
| } | |
| $(this).data('clicks', ($(this).data('clicks') + 1)); | |
| var f = $(this).siblings('.flyout'); | |
| if (!f.is(':visible') && $(this).parent('.has-flyout').length > 1) { | |
| $('.nav-bar li .flyout').hide(); | |
| f.show(); | |
| } else if (($(this).data('clicks') > 1) || ($(this).parent('.has-flyout').length < 1)) { | |
| window.location = $(this).attr('href'); | |
| } | |
| }); | |
| $('.nav-bar').live('click', function(e) { | |
| e.stopPropagation(); | |
| if ($(e.target).parents().is('.flyout') || $(e.target).is('.flyout')) { | |
| e.preventDefault(); | |
| } | |
| }); | |
| // $('body').bind('touchend', function(e) { | |
| // if (!$(e.target).parents().is('.nav-bar') || !$(e.target).is('.nav-bar')) { | |
| // $('.nav-bar li .flyout').is(':visible').hide(); | |
| // } | |
| // }); | |
| /* DISABLED BUTTONS ------------- */ | |
| /* Gives elements with a class of 'disabled' a return: false; */ | |
| }); | |
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| * jQuery imageready Plugin | |
| * http://www.zurb.com/playground/ | |
| * | |
| * Copyright 2011, ZURB | |
| * Released under the MIT License | |
| */ | |
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| /*! | |
| * jQuery JavaScript Library v1.6.2 | |
| * http://jquery.com/ | |
| * | |
| * Copyright 2011, John Resig | |
| * Dual licensed under the MIT or GPL Version 2 licenses. | |
| * http://jquery.org/license | |
| * | |
| * Includes Sizzle.js | |
| * http://sizzlejs.com/ | |
| * Copyright 2011, The Dojo Foundation | |
| * Released under the MIT, BSD, and GPL Licenses. | |
| * | |
| * Date: Thu Jun 30 14:16:56 2011 -0400 | |
| */ | |
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a},guid:1e8,proxy:f.proxy,special:{ready:{setup:f.bindReady,teardown:f.noop},live:{add:function(a){f.event.add(this,N(a.origType,a.selector),f.extend({},a,{handler:M,guid:a.handler.guid}))},remove:function(a){f.event.remove(this,N(a.origType,a.selector),a)}},beforeunload:{setup:function(a,b,c){f.isWindow(this)&&(this.onbeforeunload=c)},teardown:function(a,b){this.onbeforeunload===b&&(this.onbeforeunload=null)}}}},f.removeEvent=c.removeEventListener?function(a,b,c){a.removeEventListener&&a.removeEventListener(b,c,!1)}:function(a,b,c){a.detachEvent&&a.detachEvent("on"+b,c)},f.Event=function(a,b){if(!this.preventDefault)return new f.Event(a,b);a&&a.type?(this.originalEvent=a,this.type=a.type,this.isDefaultPrevented=a.defaultPrevented||a.returnValue===!1||a.getPreventDefault&&a.getPreventDefault()?E:D):this.type=a,b&&f.extend(this,b),this.timeStamp=f.now(),this[f.expando]=!0},f.Event.prototype={preventDefault:function(){this.isDefaultPrevented=E;var 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cellspacing='0'><tr><td></td></tr></table>";f.extend(b.style,{position:"absolute",top:0,left:0,margin:0,border:0,width:"1px",height:"1px",visibility:"hidden"}),b.innerHTML=j,a.insertBefore(b,a.firstChild),d=b.firstChild,e=d.firstChild,h=d.nextSibling.firstChild.firstChild,this.doesNotAddBorder=e.offsetTop!==5,this.doesAddBorderForTableAndCells=h.offsetTop===5,e.style.position="fixed",e.style.top="20px",this.supportsFixedPosition=e.offsetTop===20||e.offsetTop===15,e.style.position=e.style.top="",d.style.overflow="hidden",d.style.position="relative",this.subtractsBorderForOverflowNotVisible=e.offsetTop===-5,this.doesNotIncludeMarginInBodyOffset=a.offsetTop!==i,a.removeChild(b),f.offset.initialize=f.noop},bodyOffset:function(a){var b=a.offsetTop,c=a.offsetLeft;f.offset.initialize(),f.offset.doesNotIncludeMarginInBodyOffset&&(b+=parseFloat(f.css(a,"marginTop"))||0,c+=parseFloat(f.css(a,"marginLeft"))||0);return{top:b,left:c}},setOffset:function(a,b,c){var d=f.css(a,"position");d==="static"&&(a.style.position="relative");var e=f(a),g=e.offset(),h=f.css(a,"top"),i=f.css(a,"left"),j=(d==="absolute"||d==="fixed")&&f.inArray("auto",[h,i])>-1,k={},l={},m,n;j?(l=e.position(),m=l.top,n=l.left):(m=parseFloat(h)||0,n=parseFloat(i)||0),f.isFunction(b)&&(b=b.call(a,c,g)),b.top!=null&&(k.top=b.top-g.top+m),b.left!=null&&(k.left=b.left-g.left+n),"using"in b?b.using.call(a,k):e.css(k)}},f.fn.extend({position:function(){if(!this[0])return null;var a=this[0],b=this.offsetParent(),c=this.offset(),d=cu.test(b[0].nodeName)?{top:0,left:0}:b.offset();c.top-=parseFloat(f.css(a,"marginTop"))||0,c.left-=parseFloat(f.css(a,"marginLeft"))||0,d.top+=parseFloat(f.css(b[0],"borderTopWidth"))||0,d.left+=parseFloat(f.css(b[0],"borderLeftWidth"))||0;return{top:c.top-d.top,left:c.left-d.left}},offsetParent:function(){return this.map(function(){var a=this.offsetParent||c.body;while(a&&!cu.test(a.nodeName)&&f.css(a,"position")==="static")a=a.offsetParent;return a})}}),f.each(["Left","Top"],function(a,c){var d="scroll"+c;f.fn[d]=function(c){var e,g;if(c===b){e=this[0];if(!e)return null;g=cv(e);return g?"pageXOffset"in g?g[a?"pageYOffset":"pageXOffset"]:f.support.boxModel&&g.document.documentElement[d]||g.document.body[d]:e[d]}return this.each(function(){g=cv(this),g?g.scrollTo(a?f(g).scrollLeft():c,a?c:f(g).scrollTop()):this[d]=c})}}),f.each(["Height","Width"],function(a,c){var d=c.toLowerCase();f.fn["inner"+c]=function(){var a=this[0];return a&&a.style?parseFloat(f.css(a,d,"padding")):null},f.fn["outer"+c]=function(a){var b=this[0];return b&&b.style?parseFloat(f.css(b,d,a?"margin":"border")):null},f.fn[d]=function(a){var e=this[0];if(!e)return a==null?null:this;if(f.isFunction(a))return this.each(function(b){var c=f(this);c[d](a.call(this,b,c[d]()))});if(f.isWindow(e)){var g=e.document.documentElement["client"+c];return e.document.compatMode==="CSS1Compat"&&g||e.document.body["client"+c]||g}if(e.nodeType===9)return Math.max(e.documentElement["client"+c],e.body["scroll"+c],e.documentElement["scroll"+c],e.body["offset"+c],e.documentElement["offset"+c]);if(a===b){var h=f.css(e,d),i=parseFloat(h);return f.isNaN(i)?h:i}return this.css(d,typeof a=="string"?a:a+"px")}}),a.jQuery=a.$=f})(window); |
| // Define packages: | |
| var sigma = {}; | |
| sigma.tools = {}; | |
| sigma.classes = {}; | |
| sigma.instances = {}; | |
| // Adding Array helpers, if not present yet: | |
| (function() { | |
| if (!Array.prototype.some) { | |
| Array.prototype.some = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this && | |
| fun.call(thisp, this[i], i, this)) { | |
| return true; | |
| } | |
| } | |
| return false; | |
| }; | |
| } | |
| if (!Array.prototype.forEach) { | |
| Array.prototype.forEach = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| fun.call(thisp, this[i], i, this); | |
| } | |
| } | |
| }; | |
| } | |
| if (!Array.prototype.map) { | |
| Array.prototype.map = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var res = new Array(len); | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| res[i] = fun.call(thisp, this[i], i, this); | |
| } | |
| } | |
| return res; | |
| }; | |
| } | |
| if (!Array.prototype.filter) { | |
| Array.prototype.filter = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') | |
| throw new TypeError(); | |
| var res = new Array(); | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| var val = this[i]; // in case fun mutates this | |
| if (fun.call(thisp, val, i, this)) { | |
| res.push(val); | |
| } | |
| } | |
| } | |
| return res; | |
| }; | |
| } | |
| if (!Object.keys) { | |
| Object.keys = (function() { | |
| var hasOwnProperty = Object.prototype.hasOwnProperty, | |
| hasDontEnumBug = !({toString: null}).propertyIsEnumerable('toString'), | |
| dontEnums = [ | |
| 'toString', | |
| 'toLocaleString', | |
| 'valueOf', | |
| 'hasOwnProperty', | |
| 'isPrototypeOf', | |
| 'propertyIsEnumerable', | |
| 'constructor' | |
| ], | |
| dontEnumsLength = dontEnums.length; | |
| return function(obj) { | |
| if (typeof obj !== 'object' && | |
| typeof obj !== 'function' || | |
| obj === null | |
| ) { | |
| throw new TypeError('Object.keys called on non-object'); | |
| } | |
| var result = []; | |
| for (var prop in obj) { | |
| if (hasOwnProperty.call(obj, prop)) result.push(prop); | |
| } | |
| if (hasDontEnumBug) { | |
| for (var i = 0; i < dontEnumsLength; i++) { | |
| if (hasOwnProperty.call(obj, dontEnums[i])) { | |
| result.push(dontEnums[i]); | |
| } | |
| } | |
| } | |
| return result; | |
| } | |
| })(); | |
| } | |
| })(); | |
| /** | |
| * A jQuery like properties management class. It works like jQuery .css() | |
| * method: You can call it with juste one string to get the corresponding | |
| * property, with a string and anything else to set the corresponding property, | |
| * or directly with an object, and then each pair string / object (or any type) | |
| * will be set in the properties. | |
| * @constructor | |
| * @this {sigma.classes.Cascade} | |
| */ | |
| sigma.classes.Cascade = function() { | |
| /** | |
| * This instance properties. | |
| * @protected | |
| * @type {Object} | |
| */ | |
| this.p = {}; | |
| /** | |
| * The method to use to set/get any property of this instance. | |
| * @param {(string|Object)} a1 If it is a string and if a2 is undefined, | |
| * then it will return the corresponding | |
| * property. | |
| * If it is a string and if a2 is set, then it | |
| * will set a2 as the property corresponding to | |
| * a1, and return this. | |
| * If it is an object, then each pair string / | |
| * object (or any other type) will be set as a | |
| * property. | |
| * @param {*?} a2 The new property corresponding to a1 if a1 is | |
| * a string. | |
| * @return {(*|sigma.classes.Cascade)} Returns itself or the corresponding | |
| * property. | |
| */ | |
| this.config = function(a1, a2) { | |
| if (typeof a1 == 'string' && a2 == undefined) { | |
| return this.p[a1]; | |
| } else { | |
| var o = (typeof a1 == 'object' && a2 == undefined) ? a1 : {}; | |
| if (typeof a1 == 'string') { | |
| o[a1] = a2; | |
| } | |
| for (var k in o) { | |
| if (this.p[k] != undefined) { | |
| this.p[k] = o[k]; | |
| } | |
| } | |
| return this; | |
| } | |
| }; | |
| }; | |
| /** | |
| * sigma.js custom event dispatcher class. | |
| * @constructor | |
| * @this {sigma.classes.EventDispatcher} | |
| */ | |
| sigma.classes.EventDispatcher = function() { | |
| /** | |
| * An object containing all the different handlers bound to one or many | |
| * events, indexed by these events. | |
| * @private | |
| * @type {Object.<string,Object>} | |
| */ | |
| var _h = {}; | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {sigma.classes.EventDispatcher} | |
| */ | |
| var _self = this; | |
| /** | |
| * Will execute the handler the next (and only the next) time that the | |
| * indicated event (or the indicated events) will be triggered. | |
| * @param {string} events The name of the event (or the events | |
| * separated by spaces). | |
| * @param {function(Object)} handler The handler to bind. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function one(events, handler) { | |
| if (!handler || !events) { | |
| return _self; | |
| } | |
| var eArray = ((typeof events) == 'string') ? events.split(' ') : events; | |
| eArray.forEach(function(event) { | |
| if (!_h[event]) { | |
| _h[event] = []; | |
| } | |
| _h[event].push({ | |
| 'h': handler, | |
| 'one': true | |
| }); | |
| }); | |
| return _self; | |
| } | |
| /** | |
| * Will execute the handler everytime that the indicated event (or the | |
| * indicated events) will be triggered. | |
| * @param {string} events The name of the event (or the events | |
| * separated by spaces). | |
| * @param {function(Object)} handler The handler to bind. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function bind(events, handler) { | |
| if (!handler || !events) { | |
| return _self; | |
| } | |
| var eArray = ((typeof events) == 'string') ? events.split(' ') : events; | |
| eArray.forEach(function(event) { | |
| if (!_h[event]) { | |
| _h[event] = []; | |
| } | |
| _h[event].push({ | |
| 'h': handler, | |
| 'one': false | |
| }); | |
| }); | |
| return _self; | |
| } | |
| /** | |
| * Unbinds the handler from a specified event (or specified events). | |
| * @param {?string} events The name of the event (or the events | |
| * separated by spaces). If undefined, | |
| * then all handlers are unbound. | |
| * @param {?function(Object)} handler The handler to unbind. If undefined, | |
| * each handler bound to the event or the | |
| * events will be unbound. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function unbind(events, handler) { | |
| if (!events) { | |
| _h = {}; | |
| } | |
| var eArray = typeof events == 'string' ? events.split(' ') : events; | |
| if (handler) { | |
| eArray.forEach(function(event) { | |
| if (_h[event]) { | |
| _h[event] = _h[event].filter(function(e) { | |
| return e['h'] != handler; | |
| }); | |
| } | |
| if (_h[event] && _h[event].length == 0) { | |
| delete _h[event]; | |
| } | |
| }); | |
| }else { | |
| eArray.forEach(function(event) { | |
| delete _h[event]; | |
| }); | |
| } | |
| return _self; | |
| } | |
| /** | |
| * Executes each handler bound to the event | |
| * @param {string} type The type of the event. | |
| * @param {?Object} content The content of the event (optional). | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function dispatch(type, content) { | |
| if (_h[type]) { | |
| _h[type].forEach(function(e) { | |
| e['h']({ | |
| 'type': type, | |
| 'content': content, | |
| 'target': _self | |
| }); | |
| }); | |
| _h[type] = _h[type].filter(function(e) { | |
| return !e['one']; | |
| }); | |
| } | |
| return _self; | |
| } | |
| /* PUBLIC INTERFACE: */ | |
| this.one = one; | |
| this.bind = bind; | |
| this.unbind = unbind; | |
| this.dispatch = dispatch; | |
| }; | |
| (function() { | |
| // Define local shortcut: | |
| var id = 0; | |
| // Define local package: | |
| var local = {}; | |
| local.plugins = []; | |
| sigma.init = function(dom) { | |
| var inst = new Sigma(dom, (++id).toString()); | |
| sigma.instances[id] = new SigmaPublic(inst); | |
| return sigma.instances[id]; | |
| }; | |
| /** | |
| * This class listen to all the different mouse events, to normalize them and | |
| * dispatch action events instead (from "startinterpolate" to "isdragging", | |
| * etc). | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @param {element} dom The DOM element to bind the handlers on. | |
| * @this {MouseCaptor} | |
| */ | |
| function MouseCaptor(dom) { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {MouseCaptor} | |
| */ | |
| var self = this; | |
| /** | |
| * The DOM element to bind the handlers on. | |
| * @type {element} | |
| */ | |
| var dom = dom; | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| minRatio: 1, | |
| maxRatio: 32, | |
| marginRatio: 1, | |
| zoomDelta: 0.1, | |
| dragDelta: 0.3, | |
| zoomMultiply: 2, | |
| directZooming: false, | |
| blockScroll: true, | |
| inertia: 1.1, | |
| mouseEnabled: true | |
| }; | |
| var oldMouseX = 0; | |
| var oldMouseY = 0; | |
| var startX = 0; | |
| var startY = 0; | |
| var oldStageX = 0; | |
| var oldStageY = 0; | |
| var oldRatio = 1; | |
| var targetRatio = 1; | |
| var targetStageX = 0; | |
| var targetStageY = 0; | |
| var lastStageX = 0; | |
| var lastStageX2 = 0; | |
| var lastStageY = 0; | |
| var lastStageY2 = 0; | |
| var progress = 0; | |
| var isZooming = false; | |
| this.stageX = 0; | |
| this.stageY = 0; | |
| this.ratio = 1; | |
| this.mouseX = 0; | |
| this.mouseY = 0; | |
| this.isMouseDown = false; | |
| /** | |
| * Extract the local X position from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The local X value of the mouse. | |
| */ | |
| function getX(e) { | |
| return e.offsetX != undefined && e.offsetX || | |
| e.layerX != undefined && e.layerX || | |
| e.clientX != undefined && e.clientX; | |
| }; | |
| /** | |
| * Extract the local Y position from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The local Y value of the mouse. | |
| */ | |
| function getY(e) { | |
| return e.offsetY != undefined && e.offsetY || | |
| e.layerY != undefined && e.layerY || | |
| e.clientY != undefined && e.clientY; | |
| }; | |
| /** | |
| * Extract the wheel delta from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The wheel delta of the mouse. | |
| */ | |
| function getDelta(e) { | |
| return e.wheelDelta != undefined && e.wheelDelta || | |
| e.detail != undefined && -e.detail; | |
| }; | |
| /** | |
| * The handler listening to the 'move' mouse event. It will set the mouseX | |
| * and mouseY values as the mouse position values, prevent the default event, | |
| * and dispatch a 'move' event. | |
| * @private | |
| * @param {event} event A 'move' mouse event. | |
| */ | |
| function moveHandler(event) { | |
| oldMouseX = self.mouseX; | |
| oldMouseY = self.mouseY; | |
| self.mouseX = getX(event); | |
| self.mouseY = getY(event); | |
| self.isMouseDown && drag(event); | |
| self.dispatch('move'); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'up' mouse event. It will set the isMouseDown | |
| * value as false, dispatch a 'mouseup' event, and trigger stopDrag(). | |
| * @private | |
| * @param {event} event A 'up' mouse event. | |
| */ | |
| function upHandler(event) { | |
| if (self.p.mouseEnabled && self.isMouseDown) { | |
| self.isMouseDown = false; | |
| self.dispatch('mouseup'); | |
| stopDrag(); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'down' mouse event. It will set the | |
| * isMouseDown value as true, dispatch a 'mousedown' event, and trigger | |
| * startDrag(). | |
| * @private | |
| * @param {event} event A 'down' mouse event. | |
| */ | |
| function downHandler(event) { | |
| if (self.p.mouseEnabled) { | |
| self.isMouseDown = true; | |
| oldMouseX = self.mouseX; | |
| oldMouseY = self.mouseY; | |
| self.dispatch('mousedown'); | |
| startDrag(); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'wheel' mouse event. It will trigger | |
| * {@link startInterpolate} with the event delta as parameter. | |
| * @private | |
| * @param {event} event A 'wheel' mouse event. | |
| */ | |
| function wheelHandler(event) { | |
| if (self.p.mouseEnabled) { | |
| startInterpolate( | |
| self.mouseX, | |
| self.mouseY, | |
| self.ratio * (getDelta(event) > 0 ? | |
| self.p.zoomMultiply : | |
| 1 / self.p.zoomMultiply) | |
| ); | |
| if (self.p['blockScroll']) { | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| } | |
| }; | |
| /** | |
| * Will start computing the scene X and Y, until {@link stopDrag} is | |
| * triggered. | |
| */ | |
| function startDrag() { | |
| oldStageX = self.stageX; | |
| oldStageY = self.stageY; | |
| startX = self.mouseX; | |
| startY = self.mouseY; | |
| lastStageX = self.stageX; | |
| lastStageX2 = self.stageX; | |
| lastStageY = self.stageY; | |
| lastStageY2 = self.stageY; | |
| self.dispatch('startdrag'); | |
| }; | |
| /** | |
| * Stops computing the scene position. | |
| */ | |
| function stopDrag() { | |
| if (oldStageX != self.stageX || oldStageY != self.stageY) { | |
| startInterpolate( | |
| self.stageX + self.p.inertia * (self.stageX - lastStageX2), | |
| self.stageY + self.p.inertia * (self.stageY - lastStageY2) | |
| ); | |
| } | |
| }; | |
| /** | |
| * Computes the position of the scene, relatively to the mouse position, and | |
| * dispatches a "drag" event. | |
| */ | |
| function drag() { | |
| var newStageX = self.mouseX - startX + oldStageX; | |
| var newStageY = self.mouseY - startY + oldStageY; | |
| if (newStageX != self.stageX || newStageY != self.stageY) { | |
| lastStageX2 = lastStageX; | |
| lastStageY2 = lastStageY; | |
| lastStageX = newStageX; | |
| lastStageY = newStageY; | |
| self.stageX = newStageX; | |
| self.stageY = newStageY; | |
| self.dispatch('drag'); | |
| } | |
| }; | |
| /** | |
| * Will start computing the scene zoom ratio, until {@link stopInterpolate} is | |
| * triggered. | |
| * @param {number} x The new stage X. | |
| * @param {number} y The new stage Y. | |
| * @param {number} ratio The new zoom ratio. | |
| */ | |
| function startInterpolate(x, y, ratio) { | |
| if (self.isMouseDown) { | |
| return; | |
| } | |
| window.clearInterval(self.interpolationID); | |
| isZooming = ratio != undefined; | |
| oldStageX = self.stageX; | |
| targetStageX = x; | |
| oldStageY = self.stageY; | |
| targetStageY = y; | |
| oldRatio = self.ratio; | |
| targetRatio = ratio || self.ratio; | |
| targetRatio = Math.min( | |
| Math.max(targetRatio, self.p.minRatio), | |
| self.p.maxRatio | |
| ); | |
| progress = | |
| self.p.directZooming ? | |
| 1 - (isZooming ? self.p.zoomDelta : self.p.dragDelta) : | |
| 0; | |
| if ( | |
| self.ratio != targetRatio || | |
| self.stageX != targetStageX || | |
| self.stageY != targetStageY | |
| ) { | |
| interpolate(); | |
| self.interpolationID = window.setInterval(interpolate, 50); | |
| self.dispatch('startinterpolate'); | |
| } | |
| }; | |
| /** | |
| * Stops the move interpolation. | |
| */ | |
| function stopInterpolate() { | |
| var oldRatio = self.ratio; | |
| if (isZooming) { | |
| self.ratio = targetRatio; | |
| self.stageX = targetStageX + | |
| (self.stageX - targetStageX) * | |
| self.ratio / | |
| oldRatio; | |
| self.stageY = targetStageY + | |
| (self.stageY - targetStageY) * | |
| self.ratio / | |
| oldRatio; | |
| }else { | |
| self.stageX = targetStageX; | |
| self.stageY = targetStageY; | |
| } | |
| self.dispatch('stopinterpolate'); | |
| }; | |
| /** | |
| * Computes the interpolate ratio and the position of the scene, relatively | |
| * to the last mouse event delta received, and dispatches a "interpolate" | |
| * event. | |
| */ | |
| function interpolate() { | |
| progress += (isZooming ? self.p.zoomDelta : self.p.dragDelta); | |
| progress = Math.min(progress, 1); | |
| var k = sigma.easing.quadratic.easeout(progress); | |
| var oldRatio = self.ratio; | |
| self.ratio = oldRatio * (1 - k) + targetRatio * k; | |
| if (isZooming) { | |
| self.stageX = targetStageX + | |
| (self.stageX - targetStageX) * | |
| self.ratio / | |
| oldRatio; | |
| self.stageY = targetStageY + | |
| (self.stageY - targetStageY) * | |
| self.ratio / | |
| oldRatio; | |
| } else { | |
| self.stageX = oldStageX * (1 - k) + targetStageX * k; | |
| self.stageY = oldStageY * (1 - k) + targetStageY * k; | |
| } | |
| self.dispatch('interpolate'); | |
| if (progress >= 1) { | |
| window.clearInterval(self.interpolationID); | |
| stopInterpolate(); | |
| } | |
| }; | |
| /** | |
| * Checks that there is always a part of the graph that is displayed, to | |
| * avoid the user to drag the graph out of the stage. | |
| * @param {Object} b An object containing the borders of the graph. | |
| * @param {number} width The width of the stage. | |
| * @param {number} height The height of the stage. | |
| * @return {MouseCaptor} Returns itself. | |
| */ | |
| function checkBorders(b, width, height) { | |
| // TODO : Find the good formula | |
| /*if (!isNaN(b.minX) && !isNaN(b.maxX)) { | |
| self.stageX = Math.min( | |
| self.stageX = Math.max( | |
| self.stageX, | |
| (b.minX - width) * self.ratio + | |
| self.p.marginRatio*(b.maxX - b.minX) | |
| ), | |
| (b.maxX - width) * self.ratio + | |
| width - | |
| self.p.marginRatio*(b.maxX - b.minX) | |
| ); | |
| } | |
| if (!isNaN(b.minY) && !isNaN(b.maxY)) { | |
| self.stageY = Math.min( | |
| self.stageY = Math.max( | |
| self.stageY, | |
| (b.minY - height) * self.ratio + | |
| self.p.marginRatio*(b.maxY - b.minY) | |
| ), | |
| (b.maxY - height) * self.ratio + | |
| height - | |
| self.p.marginRatio*(b.maxY - b.minY) | |
| ); | |
| }*/ | |
| return self; | |
| }; | |
| // ADD CALLBACKS | |
| dom.addEventListener('DOMMouseScroll', wheelHandler, true); | |
| dom.addEventListener('mousewheel', wheelHandler, true); | |
| dom.addEventListener('mousemove', moveHandler, true); | |
| dom.addEventListener('mousedown', downHandler, true); | |
| document.addEventListener('mouseup', upHandler, true); | |
| this.checkBorders = checkBorders; | |
| this.interpolate = startInterpolate; | |
| } | |
| /** | |
| * A class to monitor some local / global probes directly on an instance, | |
| * inside a div DOM element. | |
| * It executes different methods (called "probes") regularly, and displays | |
| * the results on the element. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @param {Sigma} instance The instance to monitor. | |
| * @param {element} dom The div DOM element to draw write on. | |
| * @this {Monitor} | |
| */ | |
| function Monitor(instance, dom) { | |
| sigma.classes.Cascade.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Monitor} | |
| */ | |
| var self = this; | |
| /** | |
| * {@link Sigma} instance owning this Monitor instance. | |
| * @type {Sigma} | |
| */ | |
| this.instance = instance; | |
| /** | |
| * Determines if the monitoring is activated or not. | |
| * @type {Boolean} | |
| */ | |
| this.monitoring = false; | |
| /** | |
| * The different parameters that define how this instance should work. It | |
| * also contains the different probes. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| fps: 40, | |
| dom: dom, | |
| globalProbes: { | |
| 'Time (ms)': sigma.chronos.getExecutionTime, | |
| 'Queue': sigma.chronos.getQueuedTasksCount, | |
| 'Tasks': sigma.chronos.getTasksCount, | |
| 'FPS': sigma.chronos.getFPS | |
| }, | |
| localProbes: { | |
| 'Nodes count': function() { return self.instance.graph.nodes.length; }, | |
| 'Edges count': function() { return self.instance.graph.edges.length; } | |
| } | |
| }; | |
| /** | |
| * Activates the monitoring: Some texts describing some values about sigma.js | |
| * or the owning {@link Sigma} instance will appear over the graph, but | |
| * beneath the mouse sensible DOM element. | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function activate() { | |
| if (!self.monitoring) { | |
| self.monitoring = window.setInterval(routine, 1000 / self.p.fps); | |
| } | |
| return self; | |
| } | |
| /** | |
| * Desactivates the monitoring: Will disappear, and stop computing the | |
| * different probes. | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function desactivate() { | |
| if (self.monitoring) { | |
| window.clearInterval(self.monitoring); | |
| self.monitoring = null; | |
| self.p.dom.innerHTML = ''; | |
| } | |
| return self; | |
| } | |
| /** | |
| * The private method dedicated to compute the different values to observe. | |
| * @private | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function routine() { | |
| var s = ''; | |
| s += '<p>GLOBAL :</p>'; | |
| for (var k in self.p.globalProbes) { | |
| s += '<p>' + k + ' : ' + self.p.globalProbes[k]() + '</p>'; | |
| } | |
| s += '<br><p>LOCAL :</p>'; | |
| for (var k in self.p.localProbes) { | |
| s += '<p>' + k + ' : ' + self.p.localProbes[k]() + '</p>'; | |
| } | |
| self.p.dom.innerHTML = s; | |
| return self; | |
| } | |
| this.activate = activate; | |
| this.desactivate = desactivate; | |
| } | |
| /** | |
| * Sigma is the main class. It represents the core of any instance id sigma.js. | |
| * It is private and can be initialized only from inside sigma.js. To see its | |
| * public interface, see {@link SigmaPublic}. | |
| * It owns its own {@link Graph}, {@link MouseCaptor}, {@link Plotter} | |
| * and {@link Monitor}. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @param {element} root The DOM root of this instance (a div, for example). | |
| * @param {string} id The ID of this instance. | |
| * @this {Sigma} | |
| */ | |
| function Sigma(root, id) { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Sigma} | |
| */ | |
| var self = this; | |
| /** | |
| * The ID of the instance. | |
| * @type {string} | |
| */ | |
| this.id = id.toString(); | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| auto: true, | |
| drawNodes: 2, | |
| drawEdges: 1, | |
| drawLabels: 2, | |
| lastNodes: 2, | |
| lastEdges: 0, | |
| lastLabels: 2, | |
| drawHoverNodes: true, | |
| drawActiveNodes: true | |
| }; | |
| /** | |
| * The root DOM element of this instance, containing every other elements. | |
| * @type {element} | |
| */ | |
| this.domRoot = root; | |
| /** | |
| * The width of this instance - initially, the root's width. | |
| * @type {number} | |
| */ | |
| this.width = this.domRoot.offsetWidth; | |
| /** | |
| * The height of this instance - initially, the root's height. | |
| * @type {number} | |
| */ | |
| this.height = this.domRoot.offsetHeight; | |
| /** | |
| * The graph of this instance - initiallyempty. | |
| * @type {Graph} | |
| */ | |
| this.graph = new Graph(); | |
| /** | |
| * An object referencing every DOM elements used by this instance. | |
| * @type {Object} | |
| */ | |
| this.domElements = {}; | |
| initDOM('edges', 'canvas'); | |
| initDOM('nodes', 'canvas'); | |
| initDOM('labels', 'canvas'); | |
| initDOM('hover', 'canvas'); | |
| initDOM('monitor', 'div'); | |
| initDOM('mouse', 'canvas'); | |
| /** | |
| * The class dedicated to manage the drawing process of the graph of the | |
| * different canvas. | |
| * @type {Plotter} | |
| */ | |
| this.plotter = new Plotter( | |
| this.domElements.nodes.getContext('2d'), | |
| this.domElements.edges.getContext('2d'), | |
| this.domElements.labels.getContext('2d'), | |
| this.domElements.hover.getContext('2d'), | |
| this.graph, | |
| this.width, | |
| this.height | |
| ); | |
| /** | |
| * The class dedicated to monitor different probes about the running | |
| * processes or the data, such as the number of nodes or edges, or how | |
| * many times the graph is drawn per second. | |
| * @type {Monitor} | |
| */ | |
| this.monitor = new Monitor( | |
| this, | |
| this.domElements.monitor | |
| ); | |
| /** | |
| * The class dedicated to manage the different mouse events. | |
| * @type {MouseCaptor} | |
| */ | |
| this.mousecaptor = new MouseCaptor( | |
| this.domElements.mouse, | |
| this.id | |
| ); | |
| // Interaction listeners: | |
| this.mousecaptor.bind('drag interpolate', function(e) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 0 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels, | |
| true | |
| ); | |
| }).bind('stopdrag stopinterpolate', function(e) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 1 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels, | |
| true | |
| ); | |
| }).bind('mousedown mouseup', function(e) { | |
| var targeted = self.graph.nodes.filter(function(n) { | |
| return !!n['hover']; | |
| }).map(function(n) { | |
| return n.id; | |
| }); | |
| self.dispatch( | |
| e['type'] == 'mousedown' ? | |
| 'downgraph' : | |
| 'upgraph' | |
| ); | |
| if (targeted.length) { | |
| self.dispatch( | |
| e['type'] == 'mousedown' ? | |
| 'downnodes' : | |
| 'upnodes', | |
| targeted | |
| ); | |
| } | |
| }).bind('move', function() { | |
| self.domElements.hover.getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements.hover.width, | |
| self.domElements.hover.height | |
| ); | |
| drawHover(); | |
| drawActive(); | |
| }); | |
| sigma.chronos.bind('startgenerators', function() { | |
| if (sigma.chronos.getGeneratorsIDs().some(function(id) { | |
| return !!id.match(new RegExp('_ext_' + self.id + '$', '')); | |
| })) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 0 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels | |
| ); | |
| } | |
| }).bind('stopgenerators', function() { | |
| self.draw(); | |
| }); | |
| /** | |
| * Resizes the element, and redraws the graph with the last settings. | |
| * @param {?number} w The new width (if undefined, it will use the root | |
| * width). | |
| * @param {?number} h The new height (if undefined, it will use the root | |
| * height). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function resize(w, h) { | |
| var oldW = self.width, oldH = self.height; | |
| if (w != undefined && h != undefined) { | |
| self.width = w; | |
| self.height = h; | |
| }else { | |
| self.width = self.domRoot.offsetWidth; | |
| self.height = self.domRoot.offsetHeight; | |
| } | |
| if (oldW != self.width || oldH != self.height) { | |
| for (var k in self.domElements) { | |
| self.domElements[k].setAttribute('width', self.width + 'px'); | |
| self.domElements[k].setAttribute('height', self.height + 'px'); | |
| } | |
| self.plotter.resize(self.width, self.height); | |
| self.draw( | |
| self.p.lastNodes, | |
| self.p.lastEdges, | |
| self.p.lastLabels, | |
| true | |
| ); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Kills every drawing task currently running. Basically, it stops this | |
| * instance's drawing process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function clearSchedule() { | |
| sigma.chronos.removeTask( | |
| 'node_' + self.id, 2 | |
| ).removeTask( | |
| 'edge_' + self.id, 2 | |
| ).removeTask( | |
| 'label_' + self.id, 2 | |
| ).stopTasks(); | |
| return self; | |
| }; | |
| /** | |
| * Initialize a DOM element, that will be stores by this instance, to make | |
| * automatic these elements resizing. | |
| * @private | |
| * @param {string} id The element's ID. | |
| * @param {string} type The element's nodeName (Example : canvas, div, ...). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function initDOM(id, type) { | |
| self.domElements[id] = document.createElement(type); | |
| self.domElements[id].style.position = 'absolute'; | |
| self.domElements[id].setAttribute('id', 'sigma_' + id + '_' + self.id); | |
| self.domElements[id].setAttribute('class', 'sigma_' + id + '_' + type); | |
| self.domElements[id].setAttribute('width', self.width + 'px'); | |
| self.domElements[id].setAttribute('height', self.height + 'px'); | |
| self.domRoot.appendChild(self.domElements[id]); | |
| return self; | |
| }; | |
| /** | |
| * Starts the graph drawing process. The three first parameters indicate | |
| * how the different layers have to be drawn: | |
| * . -1: The layer is not drawn, but it is not erased. | |
| * . 0: The layer is not drawn. | |
| * . 1: The layer is drawn progressively. | |
| * . 2: The layer is drawn directly. | |
| * @param {?number} nodes Determines if and how the nodes must be drawn. | |
| * @param {?number} edges Determines if and how the edges must be drawn. | |
| * @param {?number} labels Determines if and how the labels must be drawn. | |
| * @param {?boolean} safe If true, nothing will happen if any generator | |
| * affiliated to this instance is currently running | |
| * (an iterative layout, for example). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function draw(nodes, edges, labels, safe) { | |
| if (safe && sigma.chronos.getGeneratorsIDs().some(function(id) { | |
| return !!id.match(new RegExp('_ext_' + self.id + '$', '')); | |
| })) { | |
| return self; | |
| } | |
| var n = (nodes == undefined) ? self.p.drawNodes : nodes; | |
| var e = (edges == undefined) ? self.p.drawEdges : edges; | |
| var l = (labels == undefined) ? self.p.drawLabels : labels; | |
| var params = { | |
| nodes: n, | |
| edges: e, | |
| labels: l | |
| }; | |
| self.p.lastNodes = n; | |
| self.p.lastEdges = e; | |
| self.p.lastLabels = l; | |
| // Remove tasks: | |
| clearSchedule(); | |
| // Rescale graph: | |
| self.graph.rescale( | |
| self.width, | |
| self.height, | |
| n > 0, | |
| e > 0 | |
| ).setBorders(); | |
| self.mousecaptor.checkBorders( | |
| self.graph.borders, | |
| self.width, | |
| self.height | |
| ); | |
| self.graph.translate( | |
| self.mousecaptor.stageX, | |
| self.mousecaptor.stageY, | |
| self.mousecaptor.ratio, | |
| n > 0, | |
| e > 0 | |
| ); | |
| self.dispatch( | |
| 'graphscaled' | |
| ); | |
| // Clear scene: | |
| for (var k in self.domElements) { | |
| if ( | |
| self.domElements[k].nodeName.toLowerCase() == 'canvas' && | |
| (params[k] == undefined || params[k] >= 0) | |
| ) { | |
| self.domElements[k].getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements[k].width, | |
| self.domElements[k].height | |
| ); | |
| } | |
| } | |
| self.plotter.currentEdgeIndex = 0; | |
| self.plotter.currentNodeIndex = 0; | |
| self.plotter.currentLabelIndex = 0; | |
| var previous = null; | |
| var start = false; | |
| if (n) { | |
| if (n > 1) { | |
| while (self.plotter.task_drawNode()) {} | |
| }else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawNode, | |
| 'node_' + self.id, | |
| false | |
| ); | |
| start = true; | |
| previous = 'node_' + self.id; | |
| } | |
| } | |
| if (l) { | |
| if (l > 1) { | |
| while (self.plotter.task_drawLabel()) {} | |
| } else { | |
| if (previous) { | |
| sigma.chronos.queueTask( | |
| self.plotter.task_drawLabel, | |
| 'label_' + self.id, | |
| previous | |
| ); | |
| } else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawLabel, | |
| 'label_' + self.id, | |
| false | |
| ); | |
| } | |
| start = true; | |
| previous = 'label_' + self.id; | |
| } | |
| } | |
| if (e) { | |
| if (e > 1) { | |
| while (self.plotter.task_drawEdge()) {} | |
| }else { | |
| if (previous) { | |
| sigma.chronos.queueTask( | |
| self.plotter.task_drawEdge, | |
| 'edge_' + self.id, | |
| previous | |
| ); | |
| }else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawEdge, | |
| 'edge_' + self.id, | |
| false | |
| ); | |
| } | |
| start = true; | |
| previous = 'edge_' + self.id; | |
| } | |
| } | |
| self.dispatch( | |
| 'draw' | |
| ); | |
| self.refresh(); | |
| start && sigma.chronos.runTasks(); | |
| return self; | |
| }; | |
| /** | |
| * Draws the hover and active nodes labels. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function refresh() { | |
| self.domElements.hover.getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements.hover.width, | |
| self.domElements.hover.height | |
| ); | |
| drawHover(); | |
| drawActive(); | |
| return self; | |
| } | |
| /** | |
| * Draws the hover nodes labels. This method is applied directly, and does | |
| * not use the pseudo-asynchronous tasks process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function drawHover() { | |
| if (self.p.drawHoverNodes) { | |
| self.graph.checkHover( | |
| self.mousecaptor.mouseX, | |
| self.mousecaptor.mouseY | |
| ); | |
| self.graph.nodes.forEach(function(node) { | |
| if (node.hover && !node.active) { | |
| self.plotter.drawHoverNode(node); | |
| } | |
| }); | |
| } | |
| return self; | |
| } | |
| /** | |
| * Draws the active nodes labels. This method is applied directly, and does | |
| * not use the pseudo-asynchronous tasks process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function drawActive() { | |
| if (self.p.drawActiveNodes) { | |
| self.graph.nodes.forEach(function(node) { | |
| if (node.active) { | |
| self.plotter.drawActiveNode(node); | |
| } | |
| }); | |
| } | |
| return self; | |
| } | |
| // Apply plugins: | |
| for (var i = 0; i < local.plugins.length; i++) { | |
| local.plugins[i](this); | |
| } | |
| this.draw = draw; | |
| this.resize = resize; | |
| this.refresh = refresh; | |
| this.drawHover = drawHover; | |
| this.drawActive = drawActive; | |
| this.clearSchedule = clearSchedule; | |
| window.addEventListener('resize', function() { | |
| self.resize(); | |
| }); | |
| } | |
| /** | |
| * This class draws the graph on the different canvas DOM elements. It just | |
| * contains all the different methods to draw the graph, synchronously or | |
| * pseudo-asynchronously. | |
| * @constructor | |
| * @param {CanvasRenderingContext2D} nodesCtx Context dedicated to draw nodes. | |
| * @param {CanvasRenderingContext2D} edgesCtx Context dedicated to draw edges. | |
| * @param {CanvasRenderingContext2D} labelsCtx Context dedicated to draw | |
| * labels. | |
| * @param {CanvasRenderingContext2D} hoverCtx Context dedicated to draw hover | |
| * nodes labels. | |
| * @param {Graph} graph A reference to the graph to | |
| * draw. | |
| * @param {number} w The width of the DOM root | |
| * element. | |
| * @param {number} h The width of the DOM root | |
| * element. | |
| * @extends sigma.classes.Cascade | |
| * @this {Plotter} | |
| */ | |
| function Plotter(nodesCtx, edgesCtx, labelsCtx, hoverCtx, graph, w, h) { | |
| sigma.classes.Cascade.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Plotter} | |
| */ | |
| var self = this; | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| // ------- | |
| // LABELS: | |
| // ------- | |
| // Label color: | |
| // - 'node' | |
| // - default (then defaultLabelColor | |
| // will be used instead) | |
| labelColor: 'default', | |
| defaultLabelColor: '#000', | |
| // Label hover background color: | |
| // - 'node' | |
| // - default (then defaultHoverLabelBGColor | |
| // will be used instead) | |
| labelHoverBGColor: 'default', | |
| defaultHoverLabelBGColor: '#fff', | |
| // Label hover shadow: | |
| labelHoverShadow: true, | |
| labelHoverShadowColor: '#000', | |
| // Label hover color: | |
| // - 'node' | |
| // - default (then defaultLabelHoverColor | |
| // will be used instead) | |
| labelHoverColor: 'default', | |
| defaultLabelHoverColor: '#000', | |
| // Label active background color: | |
| // - 'node' | |
| // - default (then defaultActiveLabelBGColor | |
| // will be used instead) | |
| labelActiveBGColor: 'default', | |
| defaultActiveLabelBGColor: '#fff', | |
| // Label active shadow: | |
| labelActiveShadow: true, | |
| labelActiveShadowColor: '#000', | |
| // Label active color: | |
| // - 'node' | |
| // - default (then defaultLabelActiveColor | |
| // will be used instead) | |
| labelActiveColor: 'default', | |
| defaultLabelActiveColor: '#000', | |
| // Label size: | |
| // - 'fixed' | |
| // - 'proportional' | |
| // Label size: | |
| // - 'fixed' | |
| // - 'proportional' | |
| labelSize: 'fixed', | |
| defaultLabelSize: 12, // for fixed display only | |
| labelSizeRatio: 2, // for proportional display only | |
| labelThreshold: 6, | |
| font: 'Arial', | |
| hoverFont: '', | |
| activeFont: '', | |
| fontStyle: '', | |
| hoverFontStyle: '', | |
| activeFontStyle: '', | |
| // ------ | |
| // EDGES: | |
| // ------ | |
| // Edge color: | |
| // - 'source' | |
| // - 'target' | |
| // - default (then defaultEdgeColor or edge['color'] | |
| // will be used instead) | |
| edgeColor: 'source', | |
| defaultEdgeColor: '#aaa', | |
| defaultEdgeType: 'line', | |
| // ------ | |
| // NODES: | |
| // ------ | |
| defaultNodeColor: '#aaa', | |
| // HOVER: | |
| // Node hover color: | |
| // - 'node' | |
| // - default (then defaultNodeHoverColor | |
| // will be used instead) | |
| nodeHoverColor: 'node', | |
| defaultNodeHoverColor: '#fff', | |
| // ACTIVE: | |
| // Node active color: | |
| // - 'node' | |
| // - default (then defaultNodeActiveColor | |
| // will be used instead) | |
| nodeActiveColor: 'node', | |
| defaultNodeActiveColor: '#fff', | |
| // Node border color: | |
| // - 'node' | |
| // - default (then defaultNodeBorderColor | |
| // will be used instead) | |
| borderSize: 0, | |
| nodeBorderColor: 'node', | |
| defaultNodeBorderColor: '#fff', | |
| // -------- | |
| // PROCESS: | |
| // -------- | |
| edgesSpeed: 200, | |
| nodesSpeed: 200, | |
| labelsSpeed: 200 | |
| }; | |
| /** | |
| * The canvas context dedicated to draw the nodes. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var nodesCtx = nodesCtx; | |
| /** | |
| * The canvas context dedicated to draw the edges. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var edgesCtx = edgesCtx; | |
| /** | |
| * The canvas context dedicated to draw the labels. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var labelsCtx = labelsCtx; | |
| /** | |
| * The canvas context dedicated to draw the hover nodes. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var hoverCtx = hoverCtx; | |
| /** | |
| * A reference to the graph to draw. | |
| * @type {Graph} | |
| */ | |
| var graph = graph; | |
| /** | |
| * The width of the stage to draw on. | |
| * @type {number} | |
| */ | |
| var width = w; | |
| /** | |
| * The height of the stage to draw on. | |
| * @type {number} | |
| */ | |
| var height = h; | |
| /** | |
| * The index of the next edge to draw. | |
| * @type {number} | |
| */ | |
| this.currentEdgeIndex = 0; | |
| /** | |
| * The index of the next node to draw. | |
| * @type {number} | |
| */ | |
| this.currentNodeIndex = 0; | |
| /** | |
| * The index of the next label to draw. | |
| * @type {number} | |
| */ | |
| this.currentLabelIndex = 0; | |
| /** | |
| * An atomic function to drawn the N next edges, with N as edgesSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the edges drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the edges are drawn and false else. | |
| */ | |
| function task_drawEdge() { | |
| var c = graph.edges.length; | |
| var s, t, i = 0; | |
| while (i++< self.p.edgesSpeed && self.currentEdgeIndex < c) { | |
| e = graph.edges[self.currentEdgeIndex]; | |
| s = e['source']; | |
| t = e['target']; | |
| if (e['hidden'] || | |
| s['hidden'] || | |
| t['hidden'] || | |
| (!self.isOnScreen(s) && !self.isOnScreen(t))) { | |
| self.currentEdgeIndex++; | |
| }else { | |
| drawEdge(graph.edges[self.currentEdgeIndex++]); | |
| } | |
| } | |
| return self.currentEdgeIndex < c; | |
| }; | |
| /** | |
| * An atomic function to drawn the N next nodes, with N as nodesSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the nodes drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the nodes are drawn and false else. | |
| */ | |
| function task_drawNode() { | |
| var c = graph.nodes.length; | |
| var i = 0; | |
| while (i++< self.p.nodesSpeed && self.currentNodeIndex < c) { | |
| if (!self.isOnScreen(graph.nodes[self.currentNodeIndex])) { | |
| self.currentNodeIndex++; | |
| }else { | |
| drawNode(graph.nodes[self.currentNodeIndex++]); | |
| } | |
| } | |
| return self.currentNodeIndex < c; | |
| }; | |
| /** | |
| * An atomic function to drawn the N next labels, with N as labelsSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the labels drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the labels are drawn and false else. | |
| */ | |
| function task_drawLabel() { | |
| var c = graph.nodes.length; | |
| var i = 0; | |
| while (i++< self.p.labelsSpeed && self.currentLabelIndex < c) { | |
| if (!self.isOnScreen(graph.nodes[self.currentLabelIndex])) { | |
| self.currentLabelIndex++; | |
| }else { | |
| drawLabel(graph.nodes[self.currentLabelIndex++]); | |
| } | |
| } | |
| return self.currentLabelIndex < c; | |
| }; | |
| /** | |
| * Draws one node to the corresponding canvas. | |
| * @param {Object} node The node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawNode(node) { | |
| var size = Math.round(node['displaySize'] * 10) / 10; | |
| var ctx = nodesCtx; | |
| ctx.fillStyle = node['color']; | |
| ctx.beginPath(); | |
| ctx.arc(node['displayX'], | |
| node['displayY'], | |
| size, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| node['hover'] && drawHoverNode(node); | |
| return self; | |
| }; | |
| /** | |
| * Draws one edge to the corresponding canvas. | |
| * @param {Object} edge The edge to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawEdge(edge) { | |
| var x1 = edge['source']['displayX']; | |
| var y1 = edge['source']['displayY']; | |
| var x2 = edge['target']['displayX']; | |
| var y2 = edge['target']['displayY']; | |
| var color = edge['color']; | |
| if (!color) { | |
| switch (self.p.edgeColor) { | |
| case 'source': | |
| color = edge['source']['color'] || | |
| self.p.defaultNodeColor; | |
| break; | |
| case 'target': | |
| color = edge['target']['color'] || | |
| self.p.defaultNodeColor; | |
| break; | |
| default: | |
| color = self.p.defaultEdgeColor; | |
| break; | |
| } | |
| } | |
| var ctx = edgesCtx; | |
| switch (edge['type'] || self.p.defaultEdgeType) { | |
| case 'curve': | |
| ctx.strokeStyle = color; | |
| ctx.lineWidth = edge['displaySize'] / 3; | |
| ctx.beginPath(); | |
| ctx.moveTo(x1, y1); | |
| ctx.quadraticCurveTo((x1 + x2) / 2 + (y2 - y1) / 4, | |
| (y1 + y2) / 2 + (x1 - x2) / 4, | |
| x2, | |
| y2); | |
| ctx.stroke(); | |
| break; | |
| case 'line': | |
| default: | |
| ctx.strokeStyle = color; | |
| ctx.lineWidth = edge['displaySize'] / 3; | |
| ctx.beginPath(); | |
| ctx.moveTo(x1, y1); | |
| ctx.lineTo(x2, y2); | |
| ctx.stroke(); | |
| break; | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Draws one label to the corresponding canvas. | |
| * @param {Object} node The label to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawLabel(node) { | |
| var ctx = labelsCtx; | |
| if (node['displaySize'] >= self.p.labelThreshold || node['forceLabel']) { | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = self.p.fontStyle + fontSize + 'px ' + self.p.font; | |
| ctx.fillStyle = self.p.labelColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Draws one hover node to the corresponding canvas. | |
| * @param {Object} node The hover node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawHoverNode(node) { | |
| var ctx = hoverCtx; | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = (self.p.hoverFontStyle || self.p.fontStyle || '') + ' ' + | |
| fontSize + 'px ' + | |
| (self.p.hoverFont || self.p.font || ''); | |
| ctx.fillStyle = self.p.labelHoverBGColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultHoverLabelBGColor; | |
| // Label background: | |
| ctx.beginPath(); | |
| if (self.p.labelHoverShadow) { | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 4; | |
| ctx.shadowColor = self.p.labelHoverShadowColor; | |
| } | |
| sigma.tools.drawRoundRect( | |
| ctx, | |
| Math.round(node['displayX'] - fontSize / 2 - 2), | |
| Math.round(node['displayY'] - fontSize / 2 - 2), | |
| Math.round(ctx.measureText(node['label']).width + | |
| node['displaySize'] * 1.5 + | |
| fontSize / 2 + 4), | |
| Math.round(fontSize + 4), | |
| Math.round(fontSize / 2 + 2), | |
| 'left' | |
| ); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 0; | |
| // Node border: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeBorderColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeBorderColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'] + self.p.borderSize, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Node: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeHoverColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeHoverColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'], | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Label: | |
| ctx.fillStyle = self.p.labelHoverColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelHoverColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| return self; | |
| }; | |
| /** | |
| * Draws one active node to the corresponding canvas. | |
| * @param {Object} node The active node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawActiveNode(node) { | |
| var ctx = hoverCtx; | |
| if (!isOnScreen(node)) { | |
| return self; | |
| } | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = (self.p.activeFontStyle || self.p.fontStyle || '') + ' ' + | |
| fontSize + 'px ' + | |
| (self.p.activeFont || self.p.font || ''); | |
| ctx.fillStyle = self.p.labelHoverBGColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultActiveLabelBGColor; | |
| // Label background: | |
| ctx.beginPath(); | |
| if (self.p.labelActiveShadow) { | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 4; | |
| ctx.shadowColor = self.p.labelActiveShadowColor; | |
| } | |
| sigma.tools.drawRoundRect( | |
| ctx, | |
| Math.round(node['displayX'] - fontSize / 2 - 2), | |
| Math.round(node['displayY'] - fontSize / 2 - 2), | |
| Math.round(ctx.measureText(node['label']).width + | |
| node['displaySize'] * 1.5 + | |
| fontSize / 2 + 4), | |
| Math.round(fontSize + 4), | |
| Math.round(fontSize / 2 + 2), | |
| 'left' | |
| ); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 0; | |
| // Node border: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeBorderColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeBorderColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'] + self.p.borderSize, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Node: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeActiveColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeActiveColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'], | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Label: | |
| ctx.fillStyle = self.p.labelActiveColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelActiveColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| return self; | |
| }; | |
| /** | |
| * Determines if a node is on the screen or not. The limits here are | |
| * bigger than the actual screen, to avoid seeing labels disappear during | |
| * the graph manipulation. | |
| * @param {Object} node The node to check if it is on or out the screen. | |
| * @return {boolean} Returns false if the node is hidden or not on the screen | |
| * or true else. | |
| */ | |
| function isOnScreen(node) { | |
| if (isNaN(node['x']) || isNaN(node['y'])) { | |
| throw (new Error('A node\'s coordinate is not a ' + | |
| 'number (id: ' + node['id'] + ')') | |
| ); | |
| } | |
| return !node['hidden'] && | |
| (node['displayX'] + node['displaySize'] > -width / 3) && | |
| (node['displayX'] - node['displaySize'] < width * 4 / 3) && | |
| (node['displayY'] + node['displaySize'] > -height / 3) && | |
| (node['displayY'] - node['displaySize'] < height * 4 / 3); | |
| }; | |
| /** | |
| * Resizes this instance. | |
| * @param {number} w The new width. | |
| * @param {number} h The new height. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function resize(w, h) { | |
| width = w; | |
| height = h; | |
| return self; | |
| } | |
| this.task_drawLabel = task_drawLabel; | |
| this.task_drawEdge = task_drawEdge; | |
| this.task_drawNode = task_drawNode; | |
| this.drawActiveNode = drawActiveNode; | |
| this.drawHoverNode = drawHoverNode; | |
| this.isOnScreen = isOnScreen; | |
| this.resize = resize; | |
| } | |
| function SigmaPublic(sigmaInstance) { | |
| var s = sigmaInstance; | |
| var self = this; | |
| sigma.classes.EventDispatcher.call(this); | |
| this._core = sigmaInstance; | |
| this.kill = function() { | |
| // TODO | |
| }; | |
| this.getID = function() { | |
| return s.id; | |
| }; | |
| // Config: | |
| this.configProperties = function(a1, a2) { | |
| var res = s.config(a1, a2); | |
| return res == s ? self : res; | |
| }; | |
| this.drawingProperties = function(a1, a2) { | |
| var res = s.plotter.config(a1, a2); | |
| return res == s.plotter ? self : res; | |
| }; | |
| this.mouseProperties = function(a1, a2) { | |
| var res = s.mousecaptor.config(a1, a2); | |
| return res == s.mousecaptor ? self : res; | |
| }; | |
| this.graphProperties = function(a1, a2) { | |
| var res = s.graph.config(a1, a2); | |
| return res == s.graph ? self : res; | |
| }; | |
| this.getMouse = function() { | |
| return { | |
| mouseX: s.mousecaptor.mouseX, | |
| mouseY: s.mousecaptor.mouseY, | |
| down: s.mousecaptor.isMouseDown | |
| }; | |
| }; | |
| // Actions: | |
| this.position = function(stageX, stageY, ratio) { | |
| if (arguments.length == 0) { | |
| return { | |
| stageX: s.mousecaptor.stageX, | |
| stageY: s.mousecaptor.stageY, | |
| ratio: s.mousecaptor.ratio | |
| }; | |
| }else { | |
| s.mousecaptor.stageX = stageX != undefined ? | |
| stageX : | |
| s.mousecaptor.stageX; | |
| s.mousecaptor.stageY = stageY != undefined ? | |
| stageY : | |
| s.mousecaptor.stageY; | |
| s.mousecaptor.ratio = ratio != undefined ? | |
| ratio : | |
| s.mousecaptor.ratio; | |
| return self; | |
| } | |
| }; | |
| this.goTo = function(stageX, stageY, ratio) { | |
| s.mousecaptor.interpolate(stageX, stageY, ratio); | |
| return self; | |
| }; | |
| this.zoomTo = function(x, y, ratio) { | |
| ratio = Math.min( | |
| Math.max(s.mousecaptor.config('minRatio'), ratio), | |
| s.mousecaptor.config('maxRatio') | |
| ); | |
| if (ratio == s.mousecaptor.ratio) { | |
| s.mousecaptor.interpolate( | |
| x - s.width / 2 + s.mousecaptor.stageX, | |
| y - s.height / 2 + s.mousecaptor.stageY | |
| ); | |
| }else { | |
| s.mousecaptor.interpolate( | |
| (ratio * x - s.mousecaptor.ratio * s.width/2) / | |
| (ratio - s.mousecaptor.ratio), | |
| (ratio * y - s.mousecaptor.ratio * s.height/2) / | |
| (ratio - s.mousecaptor.ratio), | |
| ratio | |
| ); | |
| } | |
| return self; | |
| }; | |
| this.resize = function(w, h) { | |
| s.resize(w, h); | |
| return self; | |
| }; | |
| this.draw = function(nodes, edges, labels, safe) { | |
| s.draw(nodes, edges, labels, safe); | |
| return self; | |
| }; | |
| this.refresh = function() { | |
| s.refresh(); | |
| return self; | |
| }; | |
| // Tasks methods: | |
| this.addGenerator = function(id, task, condition) { | |
| sigma.chronos.addGenerator(id + '_ext_' + s.id, task, condition); | |
| return self; | |
| }; | |
| this.removeGenerator = function(id) { | |
| sigma.chronos.removeGenerator(id + '_ext_' + s.id); | |
| return self; | |
| }; | |
| // Graph methods: | |
| this.addNode = function(id, params) { | |
| s.graph.addNode(id, params); | |
| return self; | |
| }; | |
| this.addEdge = function(id, source, target, params) { | |
| s.graph.addEdge(id, source, target, params); | |
| return self; | |
| } | |
| this.dropNode = function(v) { | |
| s.graph.dropNode(v); | |
| return self; | |
| }; | |
| this.dropEdge = function(v) { | |
| s.graph.dropEdge(v); | |
| return self; | |
| }; | |
| this.pushGraph = function(object, safe) { | |
| object.nodes && object.nodes.forEach(function(node) { | |
| node['id'] && (!safe || !s.graph.nodesIndex[node['id']]) && | |
| self.addNode(node['id'], node); | |
| }); | |
| var isEdgeValid; | |
| object.edges && object.edges.forEach(function(edge) { | |
| validID = edge['source'] && edge['target'] && edge['id']; | |
| validID && | |
| (!safe || !s.graph.edgesIndex[edge['id']]) && | |
| self.addNode( | |
| edge['id'], | |
| edge['source'], | |
| edge['target'], | |
| edge | |
| ); | |
| }); | |
| return self; | |
| }; | |
| this.emptyGraph = function() { | |
| s.graph.empty(); | |
| return self; | |
| }; | |
| this.getNodesCount = function() { | |
| return s.graph.nodes.length; | |
| }; | |
| this.getEdgesCount = function() { | |
| return s.graph.edges.length; | |
| }; | |
| this.iterNodes = function(fun, ids) { | |
| s.graph.iterNodes(fun, ids); | |
| return self; | |
| }; | |
| this.iterEdges = function(fun, ids) { | |
| s.graph.iterEdges(fun, ids); | |
| return self; | |
| }; | |
| this.getNodes = function(ids) { | |
| return s.graph.getNodes(ids); | |
| }; | |
| this.getEdges = function(ids) { | |
| return s.graph.getEdges(ids); | |
| }; | |
| // Monitoring | |
| this.activateMonitoring = function() { | |
| return s.monitor.activate(); | |
| }; | |
| this.desactivateMonitoring = function() { | |
| return s.monitor.desactivate(); | |
| }; | |
| // Events | |
| s.bind('downnodes upnodes downgraph upgraph', function(e) { | |
| self.dispatch(e.type, e.content); | |
| }); | |
| s.graph.bind('overnodes outnodes', function(e) { | |
| self.dispatch(e.type, e.content); | |
| }); | |
| } | |
| /** | |
| * The graph data model used in sigma.js. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @this {Graph} | |
| */ | |
| function Graph() { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Graph} | |
| */ | |
| var self = this; | |
| /** | |
| * The different parameters that determine how the nodes and edges should be | |
| * translated and rescaled. | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| minNodeSize: 0, | |
| maxNodeSize: 0, | |
| minEdgeSize: 0, | |
| maxEdgeSize: 0, | |
| // Scaling mode: | |
| // - 'inside' (default) | |
| // - 'outside' | |
| scalingMode: 'inside', | |
| nodesPowRatio: 0.5, | |
| edgesPowRatio: 0 | |
| }; | |
| /** | |
| * Contains the borders of the graph. These are useful to avoid the user to | |
| * drag the graph out of the canvas. | |
| * @type {Object} | |
| */ | |
| this.borders = {}; | |
| /** | |
| * Inserts a node in the graph. | |
| * @param {string} id The node's ID. | |
| * @param {object} params An object containing the different parameters | |
| * of the node. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function addNode(id, params) { | |
| if (self.nodesIndex[id]) { | |
| throw new Error('Node "' + id + '" already exists.'); | |
| } | |
| params = params || {}; | |
| var n = { | |
| // Numbers : | |
| 'x': 0, | |
| 'y': 0, | |
| 'size': 1, | |
| 'degree': 0, | |
| 'inDegree': 0, | |
| 'outDegree': 0, | |
| // Flags : | |
| 'fixed': false, | |
| 'active': false, | |
| 'hidden': false, | |
| 'forceLabel': false, | |
| // Strings : | |
| 'label': id.toString(), | |
| 'id': id.toString(), | |
| // Custom attributes : | |
| 'attr': {} | |
| }; | |
| for (var k in params) { | |
| switch (k) { | |
| case 'id': | |
| break; | |
| case 'x': | |
| case 'y': | |
| case 'size': | |
| n[k] = +params[k]; | |
| break; | |
| case 'fixed': | |
| case 'active': | |
| case 'hidden': | |
| case 'forceLabel': | |
| n[k] = !!params[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| n[k] = params[k]; | |
| break; | |
| default: | |
| n['attr'][k] = params[k]; | |
| } | |
| } | |
| self.nodes.push(n); | |
| self.nodesIndex[id.toString()] = n; | |
| return self; | |
| }; | |
| /** | |
| * Generates the clone of a node, to make it easier to be exported. | |
| * @private | |
| * @param {Object} node The node to clone. | |
| * @return {Object} The clone of the node. | |
| */ | |
| function cloneNode(node) { | |
| return { | |
| 'x': node['x'], | |
| 'y': node['y'], | |
| 'size': node['size'], | |
| 'degree': node['degree'], | |
| 'inDegree': node['inDegree'], | |
| 'outDegree': node['outDegree'], | |
| 'displayX': node['displayX'], | |
| 'displayY': node['displayY'], | |
| 'displaySize': node['displaySize'], | |
| 'label': node['label'], | |
| 'id': node['id'], | |
| 'color': node['color'], | |
| 'fixed': node['fixed'], | |
| 'active': node['active'], | |
| 'hidden': node['hidden'], | |
| 'forceLabel': node['forceLabel'], | |
| 'attr': node['attr'] | |
| }; | |
| }; | |
| /** | |
| * Checks the clone of a node, and inserts its values when possible. For | |
| * example, it is possible to modify the size or the color of a node, but it | |
| * is not possible to modify its display values or its id. | |
| * @private | |
| * @param {Object} node The original node. | |
| * @param {Object} copy The clone. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkNode(node, copy) { | |
| for (var k in copy) { | |
| switch (k) { | |
| case 'id': | |
| case 'attr': | |
| case 'degree': | |
| case 'inDegree': | |
| case 'outDegree': | |
| case 'displayX': | |
| case 'displayY': | |
| case 'displaySize': | |
| break; | |
| case 'x': | |
| case 'y': | |
| case 'size': | |
| node[k] = +copy[k]; | |
| break; | |
| case 'fixed': | |
| case 'active': | |
| case 'hidden': | |
| case 'forceLabel': | |
| node[k] = !!copy[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| node[k] = (copy[k] || '').toString(); | |
| break; | |
| default: | |
| node['attr'][k] = copy[k]; | |
| } | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Deletes one or several nodes from the graph, and the related edges. | |
| * @param {(string|Array.<string>)} v A string ID, or an Array of several | |
| * IDs. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function dropNode(v) { | |
| var a = (v instanceof Array ? v : [v]) || []; | |
| a.forEach(function(id) { | |
| if (self.nodesIndex[id]) { | |
| var index = null; | |
| self.nodes.some(function(n, i) { | |
| if (n['id'] == id) { | |
| index = i; | |
| return true; | |
| } | |
| return false; | |
| }); | |
| index != null && self.nodes.splice(index, 1); | |
| delete self.nodesIndex[id]; | |
| var edgesToRemove = []; | |
| self.edges = self.edges.filter(function(e) { | |
| if (e['source']['id'] == id) { | |
| delete self.edgesIndex[e['id']]; | |
| e['target']['degree']--; | |
| e['target']['inDegree']--; | |
| return false; | |
| }else if (e['target']['id'] == id) { | |
| delete self.edgesIndex[e['id']]; | |
| e['source']['degree']--; | |
| e['source']['outDegree']--; | |
| return false; | |
| } | |
| return true; | |
| }); | |
| }else { | |
| sigma.log('Node "' + id + '" does not exist.'); | |
| } | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Inserts an edge in the graph. | |
| * @param {string} id The edge ID. | |
| * @param {string} source The ID of the edge source. | |
| * @param {string} target The ID of the edge target. | |
| * @param {object} params An object containing the different parameters | |
| * of the edge. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function addEdge(id, source, target, params) { | |
| if (self.edgesIndex[id]) { | |
| throw new Error('Edge "' + id + '" already exists.'); | |
| } | |
| if (!self.nodesIndex[source]) { | |
| var s = 'Edge\'s source "' + source + '" does not exist yet.'; | |
| throw new Error(s); | |
| } | |
| if (!self.nodesIndex[target]) { | |
| var s = 'Edge\'s target "' + target + '" does not exist yet.'; | |
| throw new Error(s); | |
| } | |
| params = params || {}; | |
| var e = { | |
| 'source': self.nodesIndex[source], | |
| 'target': self.nodesIndex[target], | |
| 'size': 1, | |
| 'weight': 1, | |
| 'displaySize': 0.5, | |
| 'label': id.toString(), | |
| 'id': id.toString(), | |
| 'hidden': false, | |
| 'attr': {} | |
| }; | |
| e['source']['degree']++; | |
| e['source']['outDegree']++; | |
| e['target']['degree']++; | |
| e['target']['inDegree']++; | |
| for (var k in params) { | |
| switch (k) { | |
| case 'id': | |
| case 'source': | |
| case 'target': | |
| break; | |
| case 'hidden': | |
| e[k] = !!params[k]; | |
| break; | |
| case 'size': | |
| case 'weight': | |
| e[k] = +params[k]; | |
| break; | |
| case 'color': | |
| e[k] = params[k].toString(); | |
| break; | |
| case 'type': | |
| e[k] = params[k].toString(); | |
| break; | |
| case 'label': | |
| e[k] = params[k]; | |
| break; | |
| default: | |
| e['attr'][k] = params[k]; | |
| } | |
| } | |
| self.edges.push(e); | |
| self.edgesIndex[id.toString()] = e; | |
| return self; | |
| }; | |
| /** | |
| * Generates the clone of a edge, to make it easier to be exported. | |
| * @private | |
| * @param {Object} edge The edge to clone. | |
| * @return {Object} The clone of the edge. | |
| */ | |
| function cloneEdge(edge) { | |
| return { | |
| 'source': edge['source']['id'], | |
| 'target': edge['target']['id'], | |
| 'size': edge['size'], | |
| 'type': edge['type'], | |
| 'weight': edge['weight'], | |
| 'displaySize': edge['displaySize'], | |
| 'label': edge['label'], | |
| 'hidden': edge['hidden'], | |
| 'id': edge['id'], | |
| 'attr': edge['attr'], | |
| 'color': edge['color'] | |
| }; | |
| }; | |
| /** | |
| * Checks the clone of an edge, and inserts its values when possible. For | |
| * example, it is possible to modify the label or the type of an edge, but it | |
| * is not possible to modify its display values or its id. | |
| * @private | |
| * @param {Object} edge The original edge. | |
| * @param {Object} copy The clone. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkEdge(edge, copy) { | |
| for (var k in copy) { | |
| switch (k) { | |
| case 'id': | |
| case 'displaySize': | |
| break; | |
| case 'weight': | |
| case 'size': | |
| edge[k] = +copy[k]; | |
| break; | |
| case 'source': | |
| case 'target': | |
| edge[k] = self.nodesIndex[k] || edge[k]; | |
| break; | |
| case 'hidden': | |
| edge[k] = !!copy[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| case 'type': | |
| edge[k] = (copy[k] || '').toString(); | |
| break; | |
| default: | |
| edge['attr'][k] = copy[k]; | |
| } | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Deletes one or several edges from the graph. | |
| * @param {(string|Array.<string>)} v A string ID, or an Array of several | |
| * IDs. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function dropEdge(v) { | |
| var a = (v instanceof Array ? v : [v]) || []; | |
| a.forEach(function(id) { | |
| if (self.edgesIndex[id]) { | |
| self.edgesIndex[id]['source']['degree']--; | |
| self.edgesIndex[id]['source']['outDegree']--; | |
| self.edgesIndex[id]['target']['degree']--; | |
| self.edgesIndex[id]['target']['inDegree']--; | |
| var index = null; | |
| self.edges.some(function(n, i) { | |
| if (n['id'] == id) { | |
| index = i; | |
| return true; | |
| } | |
| return false; | |
| }); | |
| index != null && self.edges.splice(index, 1); | |
| delete self.edgesIndex[id]; | |
| }else { | |
| sigma.log('Edge "' + id + '" does not exist.'); | |
| } | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Deletes every nodes and edges from the graph. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function empty() { | |
| self.nodes = []; | |
| self.nodesIndex = {}; | |
| self.edges = []; | |
| self.edgesIndex = {}; | |
| return self; | |
| }; | |
| /** | |
| * Computes the display x, y and size of each node, relatively to the | |
| * original values and the borders determined in the parameters, such as | |
| * each node is in the described area. | |
| * @param {number} w The area width (actually the width of the DOM | |
| * root). | |
| * @param {number} h The area height (actually the height of the | |
| * DOM root). | |
| * @param {boolean} parseNodes Indicates if the nodes have to be parsed. | |
| * @param {boolean} parseEdges Indicates if the edges have to be parsed. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function rescale(w, h, parseNodes, parseEdges) { | |
| var weightMax = 0, sizeMax = 0; | |
| parseNodes && self.nodes.forEach(function(node) { | |
| sizeMax = Math.max(node['size'], sizeMax); | |
| }); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| weightMax = Math.max(edge['size'], weightMax); | |
| }); | |
| sizeMax = sizeMax || 1; | |
| weightMax = weightMax || 1; | |
| // Recenter the nodes: | |
| var xMin, xMax, yMin, yMax; | |
| parseNodes && self.nodes.forEach(function(node) { | |
| xMax = Math.max(node['x'], xMax || node['x']); | |
| xMin = Math.min(node['x'], xMin || node['x']); | |
| yMax = Math.max(node['y'], yMax || node['y']); | |
| yMin = Math.min(node['y'], yMin || node['y']); | |
| }); | |
| // First, we compute the scaling ratio, without considering the sizes | |
| // of the nodes : Each node will have its center in the canvas, but might | |
| // be partially out of it. | |
| var scale = self.p.scalingMode == 'outside' ? | |
| Math.max(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)) : | |
| Math.min(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)); | |
| // Then, we correct that scaling ratio considering a margin, which is | |
| // basically the size of the biggest node. | |
| // This has to be done as a correction since to compare the size of the | |
| // biggest node to the X and Y values, we have to first get an | |
| // approximation of the scaling ratio. | |
| var margin = (self.p.maxNodeSize || sizeMax) / scale; | |
| xMax += margin; | |
| xMin -= margin; | |
| yMax += margin; | |
| yMin -= margin; | |
| scale = self.p.scalingMode == 'outside' ? | |
| Math.max(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)) : | |
| Math.min(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)); | |
| // Size homothetic parameters: | |
| var a, b; | |
| if (!self.p.maxNodeSize && !self.p.minNodeSize) { | |
| a = 1; | |
| b = 0; | |
| }else if (self.p.maxNodeSize == self.p.minNodeSize) { | |
| a = 0; | |
| b = self.p.maxNodeSize; | |
| }else { | |
| a = (self.p.maxNodeSize - self.p.minNodeSize) / sizeMax; | |
| b = self.p.minNodeSize; | |
| } | |
| var c, d; | |
| if (!self.p.maxEdgeSize && !self.p.minEdgeSize) { | |
| c = 1; | |
| d = 0; | |
| }else if (self.p.maxEdgeSize == self.p.minEdgeSize) { | |
| c = 0; | |
| d = self.p.minEdgeSize; | |
| }else { | |
| c = (self.p.maxEdgeSize - self.p.minEdgeSize) / weightMax; | |
| d = self.p.minEdgeSize; | |
| } | |
| // Rescale the nodes: | |
| parseNodes && self.nodes.forEach(function(node) { | |
| node['displaySize'] = node['size'] * a + b; | |
| if (!node['fixed']) { | |
| node['displayX'] = (node['x'] - (xMax + xMin) / 2) * scale + w / 2; | |
| node['displayY'] = (node['y'] - (yMax + yMin) / 2) * scale + h / 2; | |
| } | |
| }); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| edge['displaySize'] = edge['size'] * c + d; | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Translates the display values of the nodes and edges relatively to the | |
| * scene position and zoom ratio. | |
| * @param {number} sceneX The x position of the scene. | |
| * @param {number} sceneY The y position of the scene. | |
| * @param {number} ratio The zoom ratio of the scene. | |
| * @param {boolean} parseNodes Indicates if the nodes have to be parsed. | |
| * @param {boolean} parseEdges Indicates if the edges have to be parsed. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function translate(sceneX, sceneY, ratio, parseNodes, parseEdges) { | |
| var sizeRatio = Math.pow(ratio, self.p.nodesPowRatio); | |
| parseNodes && self.nodes.forEach(function(node) { | |
| if (!node['fixed']) { | |
| node['displayX'] = node['displayX'] * ratio + sceneX; | |
| node['displayY'] = node['displayY'] * ratio + sceneY; | |
| } | |
| node['displaySize'] = node['displaySize'] * sizeRatio; | |
| }); | |
| sizeRatio = Math.pow(ratio, self.p.edgesPowRatio); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| edge['displaySize'] = edge['displaySize'] * sizeRatio; | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Determines the borders of the graph as it will be drawn. It is used to | |
| * avoid the user to drag the graph out of the canvas. | |
| */ | |
| function setBorders() { | |
| self.borders = {}; | |
| self.nodes.forEach(function(node) { | |
| self.borders.minX = Math.min( | |
| self.borders.minX == undefined ? | |
| node['displayX'] - node['displaySize'] : | |
| self.borders.minX, | |
| node['displayX'] - node['displaySize'] | |
| ); | |
| self.borders.maxX = Math.max( | |
| self.borders.maxX == undefined ? | |
| node['displayX'] + node['displaySize'] : | |
| self.borders.maxX, | |
| node['displayX'] + node['displaySize'] | |
| ); | |
| self.borders.minY = Math.min( | |
| self.borders.minY == undefined ? | |
| node['displayY'] - node['displaySize'] : | |
| self.borders.minY, | |
| node['displayY'] - node['displaySize'] | |
| ); | |
| self.borders.maxY = Math.max( | |
| self.borders.maxY == undefined ? | |
| node['displayY'] - node['displaySize'] : | |
| self.borders.maxY, | |
| node['displayY'] - node['displaySize'] | |
| ); | |
| }); | |
| } | |
| /** | |
| * Checks which nodes are under the (mX, mY) points, representing the mouse | |
| * position. | |
| * @param {number} mX The mouse X position. | |
| * @param {number} mY The mouse Y position. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkHover(mX, mY) { | |
| var dX, dY, s, over = [], out = []; | |
| self.nodes.forEach(function(node) { | |
| if (node['hidden']) { | |
| node['hover'] = false; | |
| return; | |
| } | |
| dX = Math.abs(node['displayX'] - mX); | |
| dY = Math.abs(node['displayY'] - mY); | |
| s = node['displaySize']; | |
| var oldH = node['hover']; | |
| var newH = dX < s && dY < s && Math.sqrt(dX * dX + dY * dY) < s; | |
| if (oldH && !newH) { | |
| node['hover'] = false; | |
| out.push(node.id); | |
| } else if (newH && !oldH) { | |
| node['hover'] = true; | |
| over.push(node.id); | |
| } | |
| }); | |
| over.length && self.dispatch('overnodes', over); | |
| out.length && self.dispatch('outnodes', out); | |
| return self; | |
| }; | |
| /** | |
| * Applies a function to a clone of each node (or indicated nodes), and then | |
| * tries to apply the modifications made on the clones to the original nodes. | |
| * @param {function(Object)} fun The function to execute. | |
| * @param {?Array.<string>} ids An Array of node IDs (optional). | |
| * @return {Graph} Returns itself. | |
| */ | |
| function iterNodes(fun, ids) { | |
| var a = ids ? ids.map(function(id) { | |
| return self.nodesIndex[id]; | |
| }) : self.nodes; | |
| var aCopies = a.map(cloneNode); | |
| aCopies.forEach(fun); | |
| a.forEach(function(n, i) { | |
| checkNode(n, aCopies[i]); | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Applies a function to a clone of each edge (or indicated edges), and then | |
| * tries to apply the modifications made on the clones to the original edges. | |
| * @param {function(Object)} fun The function to execute. | |
| * @param {?Array.<string>} ids An Array of edge IDs (optional). | |
| * @return {Graph} Returns itself. | |
| */ | |
| function iterEdges(fun, ids) { | |
| var a = ids ? ids.map(function(id) { | |
| return self.edgesIndex[id]; | |
| }) : self.edges; | |
| var aCopies = a.map(cloneEdge); | |
| aCopies.forEach(fun); | |
| a.forEach(function(e, i) { | |
| checkEdge(e, aCopies[i]); | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Returns a specific node clone or an array of specified node clones. | |
| * @param {(string|Array.<string>)} ids The ID or an array of node IDs. | |
| * @return {(Object|Array.<Object>)} The clone or the array of clones. | |
| */ | |
| function getNodes(ids) { | |
| var a = ((ids instanceof Array ? ids : [ids]) || []).map(function(id) { | |
| return cloneNode(self.nodesIndex[id]); | |
| }); | |
| return (ids instanceof Array ? a : a[0]); | |
| }; | |
| /** | |
| * Returns a specific edge clone or an array of specified edge clones. | |
| * @param {(string|Array.<string>)} ids The ID or an array of edge IDs. | |
| * @return {(Object|Array.<Object>)} The clone or the array of clones. | |
| */ | |
| function getEdges(ids) { | |
| var a = ((ids instanceof Array ? ids : [ids]) || []).map(function(id) { | |
| return cloneEdge(self.edgesIndex[id]); | |
| }); | |
| return (ids instanceof Array ? a : a[0]); | |
| }; | |
| empty(); | |
| this.addNode = addNode; | |
| this.addEdge = addEdge; | |
| this.dropNode = dropNode; | |
| this.dropEdge = dropEdge; | |
| this.iterEdges = iterEdges; | |
| this.iterNodes = iterNodes; | |
| this.getEdges = getEdges; | |
| this.getNodes = getNodes; | |
| this.empty = empty; | |
| this.rescale = rescale; | |
| this.translate = translate; | |
| this.setBorders = setBorders; | |
| this.checkHover = checkHover; | |
| } | |
| sigma.easing = { | |
| linear: {}, | |
| quadratic: {} | |
| }; | |
| sigma.easing.linear.easenone = function(k) { | |
| return k; | |
| }; | |
| sigma.easing.quadratic.easein = function(k) { | |
| return k * k; | |
| }; | |
| sigma.easing.quadratic.easeout = function(k) { | |
| return - k * (k - 2); | |
| }; | |
| sigma.easing.quadratic.easeinout = function(k) { | |
| if ((k *= 2) < 1) return 0.5 * k * k; | |
| return - 0.5 * (--k * (k - 2) - 1); | |
| }; | |
| sigma.debugMode = 0; | |
| sigma.log = function() { | |
| if (sigma.debugMode == 1) { | |
| for (var k in arguments) { | |
| console.log(arguments[k]); | |
| } | |
| }else if (sigma.debugMode > 1) { | |
| for (var k in arguments) { | |
| throw new Error(arguments[k]); | |
| } | |
| } | |
| return sigma; | |
| }; | |
| /** | |
| * Add a function to the prototype of SigmaPublic, but with access to the | |
| * Sigma class properties. | |
| * @param {string} pluginName [description]. | |
| * @param {function} caller [description]. | |
| * @param {function(Sigma)} launcher [description]. | |
| */ | |
| sigma.addPlugin = function(pluginName, caller, launcher) { | |
| SigmaPublic.prototype[pluginName] = caller; | |
| local.plugins.push(launcher); | |
| }; | |
| sigma.tools.drawRoundRect = function(ctx, x, y, w, h, ellipse, corners) { | |
| var e = ellipse ? ellipse : 0; | |
| var c = corners ? corners : []; | |
| c = ((typeof c) == 'string') ? c.split(' ') : c; | |
| var tl = e && (c.indexOf('topleft') >= 0 || | |
| c.indexOf('top') >= 0 || | |
| c.indexOf('left') >= 0); | |
| var tr = e && (c.indexOf('topright') >= 0 || | |
| c.indexOf('top') >= 0 || | |
| c.indexOf('right') >= 0); | |
| var bl = e && (c.indexOf('bottomleft') >= 0 || | |
| c.indexOf('bottom') >= 0 || | |
| c.indexOf('left') >= 0); | |
| var br = e && (c.indexOf('bottomright') >= 0 || | |
| c.indexOf('bottom') >= 0 || | |
| c.indexOf('right') >= 0); | |
| ctx.moveTo(x, y + e); | |
| if (tl) { | |
| ctx.arcTo(x, y, x + e, y, e); | |
| }else { | |
| ctx.lineTo(x, y); | |
| } | |
| if (tr) { | |
| ctx.lineTo(x + w - e, y); | |
| ctx.arcTo(x + w, y, x + w, y + e, e); | |
| }else { | |
| ctx.lineTo(x + w, y); | |
| } | |
| if (br) { | |
| ctx.lineTo(x + w, y + h - e); | |
| ctx.arcTo(x + w, y + h, x + w - e, y + h, e); | |
| }else { | |
| ctx.lineTo(x + w, y + h); | |
| } | |
| if (bl) { | |
| ctx.lineTo(x + e, y + h); | |
| ctx.arcTo(x, y + h, x, y + h - e, e); | |
| }else { | |
| ctx.lineTo(x, y + h); | |
| } | |
| ctx.lineTo(x, y + e); | |
| }; | |
| sigma.tools.getRGB = function(s, asArray) { | |
| s = s.toString(); | |
| var res = { | |
| 'r': 0, | |
| 'g': 0, | |
| 'b': 0 | |
| }; | |
| if (s.length >= 3) { | |
| if (s.charAt(0) == '#') { | |
| var l = s.length - 1; | |
| if (l == 6) { | |
| res = { | |
| 'r': parseInt(s.charAt(1) + s.charAt(2), 16), | |
| 'g': parseInt(s.charAt(3) + s.charAt(4), 16), | |
| 'b': parseInt(s.charAt(5) + s.charAt(5), 16) | |
| }; | |
| }else if (l == 3) { | |
| res = { | |
| 'r': parseInt(s.charAt(1) + s.charAt(1), 16), | |
| 'g': parseInt(s.charAt(2) + s.charAt(2), 16), | |
| 'b': parseInt(s.charAt(3) + s.charAt(3), 16) | |
| }; | |
| } | |
| } | |
| } | |
| if (asArray) { | |
| res = [ | |
| res['r'], | |
| res['g'], | |
| res['b'] | |
| ]; | |
| } | |
| return res; | |
| }; | |
| sigma.tools.rgbToHex = function(R, G, B) { | |
| return sigma.tools.toHex(R) + sigma.tools.toHex(G) + sigma.tools.toHex(B); | |
| }; | |
| sigma.tools.toHex = function(n) { | |
| n = parseInt(n, 10); | |
| if (isNaN(n)) { | |
| return '00'; | |
| } | |
| n = Math.max(0, Math.min(n, 255)); | |
| return '0123456789ABCDEF'.charAt((n - n % 16) / 16) + | |
| '0123456789ABCDEF'.charAt(n % 16); | |
| }; | |
| /** | |
| * sigma.chronos manages frames insertion to simulate asynchronous computing. | |
| * It has been designed to make possible to execute heavy computing tasks | |
| * for the browser, without freezing it. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @this {sigma.chronos} | |
| */ | |
| sigma.chronos = new (function() { | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {sigma.chronos} | |
| */ | |
| var self = this; | |
| /** | |
| * Indicates whether any task is actively running or not. | |
| * @private | |
| * @type {boolean} | |
| */ | |
| var isRunning = false; | |
| /** | |
| * Indicates the FPS "goal", that will define the theoretical | |
| * frame length. | |
| * @private | |
| * @type {number} | |
| */ | |
| var fpsReq = 80; | |
| /** | |
| * Stores the last computed FPS value (FPS is computed only when any | |
| * task is running). | |
| * @private | |
| * @type {number} | |
| */ | |
| var lastFPS = 0; | |
| /** | |
| * The number of frames inserted since the last start. | |
| * @private | |
| * @type {number} | |
| */ | |
| var framesCount = 0; | |
| /** | |
| * The theoretical frame time. | |
| * @private | |
| * @type {number} | |
| */ | |
| var frameTime = 1000 / fpsReq; | |
| /** | |
| * The theoretical frame length, minus the last measured delay. | |
| * @private | |
| * @type {number} | |
| */ | |
| var correctedFrameTime = frameTime; | |
| /** | |
| * The measured length of the last frame. | |
| * @private | |
| * @type {number} | |
| */ | |
| var effectiveTime = 0; | |
| /** | |
| * The time passed since the last runTasks action. | |
| * @private | |
| * @type {number} | |
| */ | |
| var currentTime = 0; | |
| /** | |
| * The time when the last frame was inserted. | |
| * @private | |
| * @type {number} | |
| */ | |
| var startTime = 0; | |
| /** | |
| * The difference between the theoretical frame length and the | |
| * last measured frame length. | |
| * @private | |
| * @type {number} | |
| */ | |
| var delay = 0; | |
| /** | |
| * The container of all active generators. | |
| * @private | |
| * @type {Object.<string, Object>} | |
| */ | |
| var generators = {}; | |
| /** | |
| * The array of all the referenced and active tasks. | |
| * @private | |
| * @type {Array.<Object>} | |
| */ | |
| var tasks = []; | |
| /** | |
| * The array of all the referenced and queued tasks. | |
| * @private | |
| * @type {Array.<Object>} | |
| */ | |
| var queuedTasks = []; | |
| /** | |
| * The index of the next task to execute. | |
| * @private | |
| * @type {number} | |
| */ | |
| var taskIndex = 0; | |
| /** | |
| * Inserts a frame before executing the callback. | |
| * @param {function()} callback The callback to execute after having | |
| * inserted the frame. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function insertFrame(callback) { | |
| window.setTimeout(callback, 0); | |
| return self; | |
| } | |
| /** | |
| * The local method that executes routine, and inserts frames when needed. | |
| * It dispatches a "frameinserted" event after having inserted any frame, | |
| * and an "insertframe" event before. | |
| * @private | |
| */ | |
| function frameInserter() { | |
| self.dispatch('frameinserted'); | |
| while (isRunning && tasks.length && routine()) {} | |
| if (!isRunning || !tasks.length) { | |
| stopTasks(); | |
| } else { | |
| startTime = (new Date()).getTime(); | |
| framesCount++; | |
| delay = effectiveTime - frameTime; | |
| correctedFrameTime = frameTime - delay; | |
| self.dispatch('insertframe'); | |
| insertFrame(frameInserter); | |
| } | |
| }; | |
| /** | |
| * The local method that executes the tasks, and compares the current frame | |
| * length to the ideal frame length. | |
| * @private | |
| * @return {boolean} Returns false if the current frame should be ended, | |
| * and true else. | |
| */ | |
| function routine() { | |
| taskIndex = taskIndex % tasks.length; | |
| if (!tasks[taskIndex].task()) { | |
| var n = tasks[taskIndex].taskName; | |
| queuedTasks = queuedTasks.filter(function(e) { | |
| (e.taskParent == n) && tasks.push({ | |
| taskName: e.taskName, | |
| task: e.task | |
| }); | |
| return e.taskParent != n; | |
| }); | |
| self.dispatch('killed', tasks.splice(taskIndex--, 1)[0]); | |
| } | |
| taskIndex++; | |
| effectiveTime = (new Date()).getTime() - startTime; | |
| return effectiveTime <= correctedFrameTime; | |
| }; | |
| /** | |
| * Starts tasks execution. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function runTasks() { | |
| isRunning = true; | |
| taskIndex = 0; | |
| framesCount = 0; | |
| startTime = (new Date()).getTime(); | |
| currentTime = startTime; | |
| self.dispatch('start'); | |
| self.dispatch('insertframe'); | |
| insertFrame(frameInserter); | |
| return self; | |
| }; | |
| /** | |
| * Stops tasks execution, and dispatch a "stop" event. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function stopTasks() { | |
| self.dispatch('stop'); | |
| isRunning = false; | |
| return self; | |
| }; | |
| /** | |
| * A task is a function that will be executed continuously while it returns | |
| * true. As soon as it return false, the task will be removed. | |
| * If several tasks are present, they will be executed in parallele. | |
| * This method will add the task to this execution process. | |
| * @param {function(): boolean} task The task to add. | |
| * @param {string} name The name of the worker, used for | |
| * managing the different tasks. | |
| * @param {boolean} autostart If true, sigma.chronos will start | |
| * automatically if it is not working | |
| * yet. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function addTask(task, name, autostart) { | |
| if (typeof task != 'function') { | |
| throw new Error('Task "' + name + '" is not a function'); | |
| } | |
| tasks.push({ | |
| taskName: name, | |
| task: task | |
| }); | |
| isRunning = !!(isRunning || (autostart && runTasks()) || true); | |
| return self; | |
| }; | |
| /** | |
| * Will add a task that will be start to be executed as soon as a task | |
| * named as the parent will be removed. | |
| * @param {function(): boolean} task The task to add. | |
| * @param {string} name The name of the worker, used for | |
| * managing the different tasks. | |
| * @param {string} parent The name of the parent task. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function queueTask(task, name, parent) { | |
| if (typeof task != 'function') { | |
| throw new Error('Task "' + name + '" is not a function'); | |
| } | |
| if (!tasks.concat(queuedTasks).some(function(e) { | |
| return e.taskName == parent; | |
| })) { | |
| throw new Error( | |
| 'Parent task "' + parent + '" of "' + name + '" is not attached.' | |
| ); | |
| } | |
| queuedTasks.push({ | |
| taskParent: parent, | |
| taskName: name, | |
| task: task | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Removes a task. | |
| * @param {string} v If v is undefined, then every tasks will | |
| * be removed. If not, each task named v will | |
| * be removed. | |
| * @param {number} queueStatus Determines the queued tasks behaviour. If 0, | |
| * then nothing will happen. If 1, the tasks | |
| * queued to any removed task will be triggered. | |
| * If 2, the tasks queued to any removed task | |
| * will be removed as well. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function removeTask(v, queueStatus) { | |
| if (v == undefined) { | |
| tasks = []; | |
| if (queueStatus == 1) { | |
| queuedTasks = []; | |
| }else if (queueStatus == 2) { | |
| tasks = queuedTasks; | |
| queuedTasks = []; | |
| } | |
| stopTasks(); | |
| } else { | |
| var n = (typeof v == 'string') ? v : ''; | |
| tasks = tasks.filter(function(e) { | |
| if ((typeof v == 'string') ? e.taskName == v : e.task == v) { | |
| n = e.taskName; | |
| return false; | |
| } | |
| return true; | |
| }); | |
| if (queueStatus > 0) { | |
| queuedTasks = queuedTasks.filter(function(e) { | |
| if (queueStatus == 1 && e.taskParent == n) { | |
| tasks.push(e); | |
| } | |
| return e.taskParent != n; | |
| }); | |
| } | |
| } | |
| isRunning = !!(!tasks.length || (stopTasks() && false)); | |
| return self; | |
| }; | |
| /** | |
| * A generator is a pair task/condition. The task will be executed | |
| * while it returns true. | |
| * When it returns false, the condition will be tested. If | |
| * the condition returns true, the task will be executed | |
| * again at the next process iteration. If not, the generator | |
| * is removed. | |
| * If several generators are present, they will be executed one | |
| * by one: When the first stops, the second will start, etc. When | |
| * they are all ended, then the conditions will be tested to know | |
| * which generators have to be started again. | |
| * @param {string} id The generators ID. | |
| * @param {function(): boolean} task The generator's task. | |
| * @param {function(): boolean} condition The generator's condition. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function addGenerator(id, task, condition) { | |
| if (generators[id] != undefined) { | |
| return self; | |
| } | |
| generators[id] = { | |
| task: task, | |
| condition: condition | |
| }; | |
| getGeneratorsCount(true) == 0 && startGenerators(); | |
| return self; | |
| }; | |
| /** | |
| * Removes a generator. It means that the task will continue being eecuted | |
| * until it returns false, but then the | |
| * condition will not be tested. | |
| * @param {string} id The generator's ID. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function removeGenerator(id) { | |
| if (generators[id]) { | |
| generators[id].on = false; | |
| generators[id].del = true; | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Returns the number of generators. | |
| * @private | |
| * @param {boolean} running If true, returns the number of active | |
| * generators instead. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function getGeneratorsCount(running) { | |
| return running ? | |
| Object.keys(generators).filter(function(id) { | |
| return !!generators[id].on; | |
| }).length : | |
| Object.keys(generators).length; | |
| }; | |
| /** | |
| * Returns the array of the generators IDs. | |
| * @return {array.<string>} The array of IDs. | |
| */ | |
| function getGeneratorsIDs() { | |
| return Object.keys(generators); | |
| } | |
| /** | |
| * startGenerators is the method that manages which generator | |
| * is the next to start when another one stops. It will dispatch | |
| * a "stopgenerators" event if there is no more generator to start, | |
| * and a "startgenerators" event else. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function startGenerators() { | |
| if (!Object.keys(generators).length) { | |
| self.dispatch('stopgenerators'); | |
| }else { | |
| self.dispatch('startgenerators'); | |
| self.unbind('killed', onTaskEnded); | |
| insertFrame(function() { | |
| for (var k in generators) { | |
| generators[k].on = true; | |
| addTask( | |
| generators[k].task, | |
| k, | |
| false | |
| ); | |
| } | |
| }); | |
| self.bind('killed', onTaskEnded).runTasks(); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * A callback triggered everytime the task of a generator stops, that will | |
| * test the related generator's condition, and see if there is still any | |
| * generator to start. | |
| * @private | |
| * @param {Object} e The sigma.chronos "killed" event. | |
| */ | |
| function onTaskEnded(e) { | |
| if (generators[e['content'].taskName] != undefined) { | |
| if (generators[e['content'].taskName].del || | |
| !generators[e['content'].taskName].condition()) { | |
| delete generators[e['content'].taskName]; | |
| }else { | |
| generators[e['content'].taskName].on = false; | |
| } | |
| if (getGeneratorsCount(true) == 0) { | |
| startGenerators(); | |
| } | |
| } | |
| }; | |
| /** | |
| * Either set or returns the fpsReq property. This property determines | |
| * the number of frames that should be inserted per second. | |
| * @param {?number} v The frequency asked. | |
| * @return {(Chronos|number)} Returns the frequency if v is undefined, and | |
| * itself else. | |
| */ | |
| function frequency(v) { | |
| if (v != undefined) { | |
| fpsReq = Math.abs(1 * v); | |
| frameTime = 1000 / fpsReq; | |
| framesCount = 0; | |
| return self; | |
| } else { | |
| return fpsReq; | |
| } | |
| }; | |
| /** | |
| * Returns the actual average number of frames that are inserted per | |
| * second. | |
| * @return {number} The actual average FPS. | |
| */ | |
| function getFPS() { | |
| if (isRunning) { | |
| lastFPS = | |
| Math.round( | |
| framesCount / | |
| ((new Date()).getTime() - currentTime) * | |
| 10000 | |
| ) / 10; | |
| } | |
| return lastFPS; | |
| }; | |
| /** | |
| * Returns the number of tasks. | |
| * @return {number} The number of tasks. | |
| */ | |
| function getTasksCount() { | |
| return tasks.length; | |
| } | |
| /** | |
| * Returns the number of queued tasks. | |
| * @return {number} The number of queued tasks. | |
| */ | |
| function getQueuedTasksCount() { | |
| return queuedTasks.length; | |
| } | |
| /** | |
| * Returns how long sigma.chronos has active tasks running | |
| * without interuption for, in ms. | |
| * @return {number} The time chronos is running without interuption for. | |
| */ | |
| function getExecutionTime() { | |
| return startTime - currentTime; | |
| } | |
| this.frequency = frequency; | |
| this.runTasks = runTasks; | |
| this.stopTasks = stopTasks; | |
| this.insertFrame = insertFrame; | |
| this.addTask = addTask; | |
| this.queueTask = queueTask; | |
| this.removeTask = removeTask; | |
| this.addGenerator = addGenerator; | |
| this.removeGenerator = removeGenerator; | |
| this.startGenerators = startGenerators; | |
| this.getGeneratorsIDs = getGeneratorsIDs; | |
| this.getFPS = getFPS; | |
| this.getTasksCount = getTasksCount; | |
| this.getQueuedTasksCount = getQueuedTasksCount; | |
| this.getExecutionTime = getExecutionTime; | |
| return this; | |
| })(); | |
| sigma.publicPrototype = SigmaPublic.prototype; | |
| })(); | |
| /* Foundation v2.1.4 http://foundation.zurb.com */ | |
| $(document).ready(function () { | |
| /* Use this js doc for all application specific JS */ | |
| /* TABS --------------------------------- */ | |
| /* Remove if you don't need :) */ | |
| function activateTab($tab) { | |
| var $activeTab = $tab.closest('dl').find('a.active'), | |
| contentLocation = $tab.attr("href") + 'Tab'; | |
| //Make Tab Active | |
| $activeTab.removeClass('active'); | |
| $tab.addClass('active'); | |
| //Show Tab Content | |
| $(contentLocation).closest('.tabs-content').children('li').hide(); | |
| $(contentLocation).show(); | |
| } | |
| $('dl.tabs').each(function () { | |
| //Get all tabs | |
| var tabs = $(this).children('dd').children('a'); | |
| tabs.click(function (e) { | |
| activateTab($(this)); | |
| }); | |
| }); | |
| if (window.location.hash) { | |
| activateTab($('a[href="' + window.location.hash + '"]')); | |
| } | |
| /* ALERT BOXES ------------ */ | |
| $(".alert-box").delegate("a.close", "click", function(event) { | |
| event.preventDefault(); | |
| $(this).closest(".alert-box").fadeOut(function(event){ | |
| $(this).remove(); | |
| }); | |
| }); | |
| /* PLACEHOLDER FOR FORMS ------------- */ | |
| /* Remove this and jquery.placeholder.min.js if you don't need :) */ | |
| //$('input, textarea').placeholder(); | |
| /* UNCOMMENT THE LINE YOU WANT BELOW IF YOU WANT IE6/7/8 SUPPORT AND ARE USING .block-grids */ | |
| // $('.block-grid.two-up>li:nth-child(2n+1)').css({clear: 'left'}); | |
| // $('.block-grid.three-up>li:nth-child(3n+1)').css({clear: 'left'}); | |
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| $(this).data('clicks', 0); | |
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b=a(this).attr("data-reveal-id");a("#"+b).reveal(a(this).data())});a.fn.reveal=function(b){var c={animation:"fadeAndPop",animationSpeed:300,closeOnBackgroundClick:true,dismissModalClass:"close-reveal-modal"};var b=a.extend({},c,b);return this.each(function(){var l=a(this),g=parseInt(l.css("top")),i=l.height()+g,h=false,e=a(".reveal-modal-bg");if(e.length==0){e=a('<div class="reveal-modal-bg" />').insertAfter(l);e.fadeTo("fast",0.8)}function 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a={defaults:{animation:"horizontal-push",animationSpeed:600,timer:true,advanceSpeed:4000,pauseOnHover:false,startClockOnMouseOut:false,startClockOnMouseOutAfter:1000,directionalNav:true,captions:true,captionAnimation:"fade",captionAnimationSpeed:600,bullets:false,bulletThumbs:false,bulletThumbLocation:"",afterSlideChange:b.noop,fluid:true,centerBullets:true},activeSlide:0,numberSlides:0,orbitWidth:null,orbitHeight:null,locked:null,timerRunning:null,degrees:0,wrapperHTML:'<div class="orbit-wrapper" />',timerHTML:'<div class="timer"><span class="mask"><span class="rotator"></span></span><span class="pause"></span></div>',captionHTML:'<div class="orbit-caption"></div>',directionalNavHTML:'<div class="slider-nav"><span class="right">Right</span><span class="left">Left</span></div>',bulletHTML:'<ul class="orbit-bullets"></ul>',init:function(f,e){var c,g=0,d=this;this.clickTimer=b.proxy(this.clickTimer,this);this.addBullet=b.proxy(this.addBullet,this);this.resetAndUnlock=b.proxy(this.resetAndUnlock,this);this.stopClock=b.proxy(this.stopClock,this);this.startTimerAfterMouseLeave=b.proxy(this.startTimerAfterMouseLeave,this);this.clearClockMouseLeaveTimer=b.proxy(this.clearClockMouseLeaveTimer,this);this.rotateTimer=b.proxy(this.rotateTimer,this);this.options=b.extend({},this.defaults,e);if(this.options.timer==="false"){this.options.timer=false}if(this.options.captions==="false"){this.options.captions=false}if(this.options.directionalNav==="false"){this.options.directionalNav=false}this.$element=b(f);this.$wrapper=this.$element.wrap(this.wrapperHTML).parent();this.$slides=this.$element.children("img, a, 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this.each(function(){var d=b.extend({},a);d.init(this,c)})}})(jQuery); | |
| /*! | |
| * jQuery imageready Plugin | |
| * http://www.zurb.com/playground/ | |
| * | |
| * Copyright 2011, ZURB | |
| * Released under the MIT License | |
| */ | |
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| /*! | |
| * jQuery JavaScript Library v1.6.2 | |
| * http://jquery.com/ | |
| * | |
| * Copyright 2011, John Resig | |
| * Dual licensed under the MIT or GPL Version 2 licenses. | |
| * http://jquery.org/license | |
| * | |
| * Includes Sizzle.js | |
| * http://sizzlejs.com/ | |
| * Copyright 2011, The Dojo Foundation | |
| * Released under the MIT, BSD, and GPL Licenses. | |
| * | |
| * Date: Thu Jun 30 14:16:56 2011 -0400 | |
| */ | |
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a})}}),f.each(["Left","Top"],function(a,c){var d="scroll"+c;f.fn[d]=function(c){var e,g;if(c===b){e=this[0];if(!e)return null;g=cv(e);return g?"pageXOffset"in g?g[a?"pageYOffset":"pageXOffset"]:f.support.boxModel&&g.document.documentElement[d]||g.document.body[d]:e[d]}return this.each(function(){g=cv(this),g?g.scrollTo(a?f(g).scrollLeft():c,a?c:f(g).scrollTop()):this[d]=c})}}),f.each(["Height","Width"],function(a,c){var d=c.toLowerCase();f.fn["inner"+c]=function(){var a=this[0];return a&&a.style?parseFloat(f.css(a,d,"padding")):null},f.fn["outer"+c]=function(a){var b=this[0];return b&&b.style?parseFloat(f.css(b,d,a?"margin":"border")):null},f.fn[d]=function(a){var e=this[0];if(!e)return a==null?null:this;if(f.isFunction(a))return this.each(function(b){var c=f(this);c[d](a.call(this,b,c[d]()))});if(f.isWindow(e)){var g=e.document.documentElement["client"+c];return e.document.compatMode==="CSS1Compat"&&g||e.document.body["client"+c]||g}if(e.nodeType===9)return Math.max(e.documentElement["client"+c],e.body["scroll"+c],e.documentElement["scroll"+c],e.body["offset"+c],e.documentElement["offset"+c]);if(a===b){var h=f.css(e,d),i=parseFloat(h);return f.isNaN(i)?h:i}return this.css(d,typeof a=="string"?a:a+"px")}}),a.jQuery=a.$=f})(window); |
| // Define packages: | |
| var sigma = {}; | |
| sigma.tools = {}; | |
| sigma.classes = {}; | |
| sigma.instances = {}; | |
| // Adding Array helpers, if not present yet: | |
| (function() { | |
| if (!Array.prototype.some) { | |
| Array.prototype.some = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this && | |
| fun.call(thisp, this[i], i, this)) { | |
| return true; | |
| } | |
| } | |
| return false; | |
| }; | |
| } | |
| if (!Array.prototype.forEach) { | |
| Array.prototype.forEach = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| fun.call(thisp, this[i], i, this); | |
| } | |
| } | |
| }; | |
| } | |
| if (!Array.prototype.map) { | |
| Array.prototype.map = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') { | |
| throw new TypeError(); | |
| } | |
| var res = new Array(len); | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| res[i] = fun.call(thisp, this[i], i, this); | |
| } | |
| } | |
| return res; | |
| }; | |
| } | |
| if (!Array.prototype.filter) { | |
| Array.prototype.filter = function(fun /*, thisp*/) { | |
| var len = this.length; | |
| if (typeof fun != 'function') | |
| throw new TypeError(); | |
| var res = new Array(); | |
| var thisp = arguments[1]; | |
| for (var i = 0; i < len; i++) { | |
| if (i in this) { | |
| var val = this[i]; // in case fun mutates this | |
| if (fun.call(thisp, val, i, this)) { | |
| res.push(val); | |
| } | |
| } | |
| } | |
| return res; | |
| }; | |
| } | |
| if (!Object.keys) { | |
| Object.keys = (function() { | |
| var hasOwnProperty = Object.prototype.hasOwnProperty, | |
| hasDontEnumBug = !({toString: null}).propertyIsEnumerable('toString'), | |
| dontEnums = [ | |
| 'toString', | |
| 'toLocaleString', | |
| 'valueOf', | |
| 'hasOwnProperty', | |
| 'isPrototypeOf', | |
| 'propertyIsEnumerable', | |
| 'constructor' | |
| ], | |
| dontEnumsLength = dontEnums.length; | |
| return function(obj) { | |
| if (typeof obj !== 'object' && | |
| typeof obj !== 'function' || | |
| obj === null | |
| ) { | |
| throw new TypeError('Object.keys called on non-object'); | |
| } | |
| var result = []; | |
| for (var prop in obj) { | |
| if (hasOwnProperty.call(obj, prop)) result.push(prop); | |
| } | |
| if (hasDontEnumBug) { | |
| for (var i = 0; i < dontEnumsLength; i++) { | |
| if (hasOwnProperty.call(obj, dontEnums[i])) { | |
| result.push(dontEnums[i]); | |
| } | |
| } | |
| } | |
| return result; | |
| } | |
| })(); | |
| } | |
| })(); | |
| /** | |
| * A jQuery like properties management class. It works like jQuery .css() | |
| * method: You can call it with juste one string to get the corresponding | |
| * property, with a string and anything else to set the corresponding property, | |
| * or directly with an object, and then each pair string / object (or any type) | |
| * will be set in the properties. | |
| * @constructor | |
| * @this {sigma.classes.Cascade} | |
| */ | |
| sigma.classes.Cascade = function() { | |
| /** | |
| * This instance properties. | |
| * @protected | |
| * @type {Object} | |
| */ | |
| this.p = {}; | |
| /** | |
| * The method to use to set/get any property of this instance. | |
| * @param {(string|Object)} a1 If it is a string and if a2 is undefined, | |
| * then it will return the corresponding | |
| * property. | |
| * If it is a string and if a2 is set, then it | |
| * will set a2 as the property corresponding to | |
| * a1, and return this. | |
| * If it is an object, then each pair string / | |
| * object (or any other type) will be set as a | |
| * property. | |
| * @param {*?} a2 The new property corresponding to a1 if a1 is | |
| * a string. | |
| * @return {(*|sigma.classes.Cascade)} Returns itself or the corresponding | |
| * property. | |
| */ | |
| this.config = function(a1, a2) { | |
| if (typeof a1 == 'string' && a2 == undefined) { | |
| return this.p[a1]; | |
| } else { | |
| var o = (typeof a1 == 'object' && a2 == undefined) ? a1 : {}; | |
| if (typeof a1 == 'string') { | |
| o[a1] = a2; | |
| } | |
| for (var k in o) { | |
| if (this.p[k] != undefined) { | |
| this.p[k] = o[k]; | |
| } | |
| } | |
| return this; | |
| } | |
| }; | |
| }; | |
| /** | |
| * sigma.js custom event dispatcher class. | |
| * @constructor | |
| * @this {sigma.classes.EventDispatcher} | |
| */ | |
| sigma.classes.EventDispatcher = function() { | |
| /** | |
| * An object containing all the different handlers bound to one or many | |
| * events, indexed by these events. | |
| * @private | |
| * @type {Object.<string,Object>} | |
| */ | |
| var _h = {}; | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {sigma.classes.EventDispatcher} | |
| */ | |
| var _self = this; | |
| /** | |
| * Will execute the handler the next (and only the next) time that the | |
| * indicated event (or the indicated events) will be triggered. | |
| * @param {string} events The name of the event (or the events | |
| * separated by spaces). | |
| * @param {function(Object)} handler The handler to bind. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function one(events, handler) { | |
| if (!handler || !events) { | |
| return _self; | |
| } | |
| var eArray = ((typeof events) == 'string') ? events.split(' ') : events; | |
| eArray.forEach(function(event) { | |
| if (!_h[event]) { | |
| _h[event] = []; | |
| } | |
| _h[event].push({ | |
| 'h': handler, | |
| 'one': true | |
| }); | |
| }); | |
| return _self; | |
| } | |
| /** | |
| * Will execute the handler everytime that the indicated event (or the | |
| * indicated events) will be triggered. | |
| * @param {string} events The name of the event (or the events | |
| * separated by spaces). | |
| * @param {function(Object)} handler The handler to bind. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function bind(events, handler) { | |
| if (!handler || !events) { | |
| return _self; | |
| } | |
| var eArray = ((typeof events) == 'string') ? events.split(' ') : events; | |
| eArray.forEach(function(event) { | |
| if (!_h[event]) { | |
| _h[event] = []; | |
| } | |
| _h[event].push({ | |
| 'h': handler, | |
| 'one': false | |
| }); | |
| }); | |
| return _self; | |
| } | |
| /** | |
| * Unbinds the handler from a specified event (or specified events). | |
| * @param {?string} events The name of the event (or the events | |
| * separated by spaces). If undefined, | |
| * then all handlers are unbound. | |
| * @param {?function(Object)} handler The handler to unbind. If undefined, | |
| * each handler bound to the event or the | |
| * events will be unbound. | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function unbind(events, handler) { | |
| if (!events) { | |
| _h = {}; | |
| } | |
| var eArray = typeof events == 'string' ? events.split(' ') : events; | |
| if (handler) { | |
| eArray.forEach(function(event) { | |
| if (_h[event]) { | |
| _h[event] = _h[event].filter(function(e) { | |
| return e['h'] != handler; | |
| }); | |
| } | |
| if (_h[event] && _h[event].length == 0) { | |
| delete _h[event]; | |
| } | |
| }); | |
| }else { | |
| eArray.forEach(function(event) { | |
| delete _h[event]; | |
| }); | |
| } | |
| return _self; | |
| } | |
| /** | |
| * Executes each handler bound to the event | |
| * @param {string} type The type of the event. | |
| * @param {?Object} content The content of the event (optional). | |
| * @return {sigma.classes.EventDispatcher} Returns itself. | |
| */ | |
| function dispatch(type, content) { | |
| if (_h[type]) { | |
| _h[type].forEach(function(e) { | |
| e['h']({ | |
| 'type': type, | |
| 'content': content, | |
| 'target': _self | |
| }); | |
| }); | |
| _h[type] = _h[type].filter(function(e) { | |
| return !e['one']; | |
| }); | |
| } | |
| return _self; | |
| } | |
| /* PUBLIC INTERFACE: */ | |
| this.one = one; | |
| this.bind = bind; | |
| this.unbind = unbind; | |
| this.dispatch = dispatch; | |
| }; | |
| (function() { | |
| // Define local shortcut: | |
| var id = 0; | |
| // Define local package: | |
| var local = {}; | |
| local.plugins = []; | |
| sigma.init = function(dom) { | |
| var inst = new Sigma(dom, (++id).toString()); | |
| sigma.instances[id] = new SigmaPublic(inst); | |
| return sigma.instances[id]; | |
| }; | |
| /** | |
| * This class listen to all the different mouse events, to normalize them and | |
| * dispatch action events instead (from "startinterpolate" to "isdragging", | |
| * etc). | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @param {element} dom The DOM element to bind the handlers on. | |
| * @this {MouseCaptor} | |
| */ | |
| function MouseCaptor(dom) { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {MouseCaptor} | |
| */ | |
| var self = this; | |
| /** | |
| * The DOM element to bind the handlers on. | |
| * @type {element} | |
| */ | |
| var dom = dom; | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| minRatio: 1, | |
| maxRatio: 32, | |
| marginRatio: 1, | |
| zoomDelta: 0.1, | |
| dragDelta: 0.3, | |
| zoomMultiply: 2, | |
| directZooming: false, | |
| blockScroll: true, | |
| inertia: 1.1, | |
| mouseEnabled: true | |
| }; | |
| var oldMouseX = 0; | |
| var oldMouseY = 0; | |
| var startX = 0; | |
| var startY = 0; | |
| var oldStageX = 0; | |
| var oldStageY = 0; | |
| var oldRatio = 1; | |
| var targetRatio = 1; | |
| var targetStageX = 0; | |
| var targetStageY = 0; | |
| var lastStageX = 0; | |
| var lastStageX2 = 0; | |
| var lastStageY = 0; | |
| var lastStageY2 = 0; | |
| var progress = 0; | |
| var isZooming = false; | |
| this.stageX = 0; | |
| this.stageY = 0; | |
| this.ratio = 1; | |
| this.mouseX = 0; | |
| this.mouseY = 0; | |
| this.isMouseDown = false; | |
| /** | |
| * Extract the local X position from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The local X value of the mouse. | |
| */ | |
| function getX(e) { | |
| return e.offsetX != undefined && e.offsetX || | |
| e.layerX != undefined && e.layerX || | |
| e.clientX != undefined && e.clientX; | |
| }; | |
| /** | |
| * Extract the local Y position from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The local Y value of the mouse. | |
| */ | |
| function getY(e) { | |
| return e.offsetY != undefined && e.offsetY || | |
| e.layerY != undefined && e.layerY || | |
| e.clientY != undefined && e.clientY; | |
| }; | |
| /** | |
| * Extract the wheel delta from a mouse event. | |
| * @private | |
| * @param {event} e A mouse event. | |
| * @return {number} The wheel delta of the mouse. | |
| */ | |
| function getDelta(e) { | |
| return e.wheelDelta != undefined && e.wheelDelta || | |
| e.detail != undefined && -e.detail; | |
| }; | |
| /** | |
| * The handler listening to the 'move' mouse event. It will set the mouseX | |
| * and mouseY values as the mouse position values, prevent the default event, | |
| * and dispatch a 'move' event. | |
| * @private | |
| * @param {event} event A 'move' mouse event. | |
| */ | |
| function moveHandler(event) { | |
| oldMouseX = self.mouseX; | |
| oldMouseY = self.mouseY; | |
| self.mouseX = getX(event); | |
| self.mouseY = getY(event); | |
| self.isMouseDown && drag(event); | |
| self.dispatch('move'); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'up' mouse event. It will set the isMouseDown | |
| * value as false, dispatch a 'mouseup' event, and trigger stopDrag(). | |
| * @private | |
| * @param {event} event A 'up' mouse event. | |
| */ | |
| function upHandler(event) { | |
| if (self.p.mouseEnabled && self.isMouseDown) { | |
| self.isMouseDown = false; | |
| self.dispatch('mouseup'); | |
| stopDrag(); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'down' mouse event. It will set the | |
| * isMouseDown value as true, dispatch a 'mousedown' event, and trigger | |
| * startDrag(). | |
| * @private | |
| * @param {event} event A 'down' mouse event. | |
| */ | |
| function downHandler(event) { | |
| if (self.p.mouseEnabled) { | |
| self.isMouseDown = true; | |
| oldMouseX = self.mouseX; | |
| oldMouseY = self.mouseY; | |
| self.dispatch('mousedown'); | |
| startDrag(); | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| }; | |
| /** | |
| * The handler listening to the 'wheel' mouse event. It will trigger | |
| * {@link startInterpolate} with the event delta as parameter. | |
| * @private | |
| * @param {event} event A 'wheel' mouse event. | |
| */ | |
| function wheelHandler(event) { | |
| if (self.p.mouseEnabled) { | |
| startInterpolate( | |
| self.mouseX, | |
| self.mouseY, | |
| self.ratio * (getDelta(event) > 0 ? | |
| self.p.zoomMultiply : | |
| 1 / self.p.zoomMultiply) | |
| ); | |
| if (self.p['blockScroll']) { | |
| if (event.preventDefault) { | |
| event.preventDefault(); | |
| } else { | |
| event.returnValue = false; | |
| } | |
| } | |
| } | |
| }; | |
| /** | |
| * Will start computing the scene X and Y, until {@link stopDrag} is | |
| * triggered. | |
| */ | |
| function startDrag() { | |
| oldStageX = self.stageX; | |
| oldStageY = self.stageY; | |
| startX = self.mouseX; | |
| startY = self.mouseY; | |
| lastStageX = self.stageX; | |
| lastStageX2 = self.stageX; | |
| lastStageY = self.stageY; | |
| lastStageY2 = self.stageY; | |
| self.dispatch('startdrag'); | |
| }; | |
| /** | |
| * Stops computing the scene position. | |
| */ | |
| function stopDrag() { | |
| if (oldStageX != self.stageX || oldStageY != self.stageY) { | |
| startInterpolate( | |
| self.stageX + self.p.inertia * (self.stageX - lastStageX2), | |
| self.stageY + self.p.inertia * (self.stageY - lastStageY2) | |
| ); | |
| } | |
| }; | |
| /** | |
| * Computes the position of the scene, relatively to the mouse position, and | |
| * dispatches a "drag" event. | |
| */ | |
| function drag() { | |
| var newStageX = self.mouseX - startX + oldStageX; | |
| var newStageY = self.mouseY - startY + oldStageY; | |
| if (newStageX != self.stageX || newStageY != self.stageY) { | |
| lastStageX2 = lastStageX; | |
| lastStageY2 = lastStageY; | |
| lastStageX = newStageX; | |
| lastStageY = newStageY; | |
| self.stageX = newStageX; | |
| self.stageY = newStageY; | |
| self.dispatch('drag'); | |
| } | |
| }; | |
| /** | |
| * Will start computing the scene zoom ratio, until {@link stopInterpolate} is | |
| * triggered. | |
| * @param {number} x The new stage X. | |
| * @param {number} y The new stage Y. | |
| * @param {number} ratio The new zoom ratio. | |
| */ | |
| function startInterpolate(x, y, ratio) { | |
| if (self.isMouseDown) { | |
| return; | |
| } | |
| window.clearInterval(self.interpolationID); | |
| isZooming = ratio != undefined; | |
| oldStageX = self.stageX; | |
| targetStageX = x; | |
| oldStageY = self.stageY; | |
| targetStageY = y; | |
| oldRatio = self.ratio; | |
| targetRatio = ratio || self.ratio; | |
| targetRatio = Math.min( | |
| Math.max(targetRatio, self.p.minRatio), | |
| self.p.maxRatio | |
| ); | |
| progress = | |
| self.p.directZooming ? | |
| 1 - (isZooming ? self.p.zoomDelta : self.p.dragDelta) : | |
| 0; | |
| if ( | |
| self.ratio != targetRatio || | |
| self.stageX != targetStageX || | |
| self.stageY != targetStageY | |
| ) { | |
| interpolate(); | |
| self.interpolationID = window.setInterval(interpolate, 50); | |
| self.dispatch('startinterpolate'); | |
| } | |
| }; | |
| /** | |
| * Stops the move interpolation. | |
| */ | |
| function stopInterpolate() { | |
| var oldRatio = self.ratio; | |
| if (isZooming) { | |
| self.ratio = targetRatio; | |
| self.stageX = targetStageX + | |
| (self.stageX - targetStageX) * | |
| self.ratio / | |
| oldRatio; | |
| self.stageY = targetStageY + | |
| (self.stageY - targetStageY) * | |
| self.ratio / | |
| oldRatio; | |
| }else { | |
| self.stageX = targetStageX; | |
| self.stageY = targetStageY; | |
| } | |
| self.dispatch('stopinterpolate'); | |
| }; | |
| /** | |
| * Computes the interpolate ratio and the position of the scene, relatively | |
| * to the last mouse event delta received, and dispatches a "interpolate" | |
| * event. | |
| */ | |
| function interpolate() { | |
| progress += (isZooming ? self.p.zoomDelta : self.p.dragDelta); | |
| progress = Math.min(progress, 1); | |
| var k = sigma.easing.quadratic.easeout(progress); | |
| var oldRatio = self.ratio; | |
| self.ratio = oldRatio * (1 - k) + targetRatio * k; | |
| if (isZooming) { | |
| self.stageX = targetStageX + | |
| (self.stageX - targetStageX) * | |
| self.ratio / | |
| oldRatio; | |
| self.stageY = targetStageY + | |
| (self.stageY - targetStageY) * | |
| self.ratio / | |
| oldRatio; | |
| } else { | |
| self.stageX = oldStageX * (1 - k) + targetStageX * k; | |
| self.stageY = oldStageY * (1 - k) + targetStageY * k; | |
| } | |
| self.dispatch('interpolate'); | |
| if (progress >= 1) { | |
| window.clearInterval(self.interpolationID); | |
| stopInterpolate(); | |
| } | |
| }; | |
| /** | |
| * Checks that there is always a part of the graph that is displayed, to | |
| * avoid the user to drag the graph out of the stage. | |
| * @param {Object} b An object containing the borders of the graph. | |
| * @param {number} width The width of the stage. | |
| * @param {number} height The height of the stage. | |
| * @return {MouseCaptor} Returns itself. | |
| */ | |
| function checkBorders(b, width, height) { | |
| // TODO : Find the good formula | |
| /*if (!isNaN(b.minX) && !isNaN(b.maxX)) { | |
| self.stageX = Math.min( | |
| self.stageX = Math.max( | |
| self.stageX, | |
| (b.minX - width) * self.ratio + | |
| self.p.marginRatio*(b.maxX - b.minX) | |
| ), | |
| (b.maxX - width) * self.ratio + | |
| width - | |
| self.p.marginRatio*(b.maxX - b.minX) | |
| ); | |
| } | |
| if (!isNaN(b.minY) && !isNaN(b.maxY)) { | |
| self.stageY = Math.min( | |
| self.stageY = Math.max( | |
| self.stageY, | |
| (b.minY - height) * self.ratio + | |
| self.p.marginRatio*(b.maxY - b.minY) | |
| ), | |
| (b.maxY - height) * self.ratio + | |
| height - | |
| self.p.marginRatio*(b.maxY - b.minY) | |
| ); | |
| }*/ | |
| return self; | |
| }; | |
| // ADD CALLBACKS | |
| dom.addEventListener('DOMMouseScroll', wheelHandler, true); | |
| dom.addEventListener('mousewheel', wheelHandler, true); | |
| dom.addEventListener('mousemove', moveHandler, true); | |
| dom.addEventListener('mousedown', downHandler, true); | |
| document.addEventListener('mouseup', upHandler, true); | |
| this.checkBorders = checkBorders; | |
| this.interpolate = startInterpolate; | |
| } | |
| /** | |
| * A class to monitor some local / global probes directly on an instance, | |
| * inside a div DOM element. | |
| * It executes different methods (called "probes") regularly, and displays | |
| * the results on the element. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @param {Sigma} instance The instance to monitor. | |
| * @param {element} dom The div DOM element to draw write on. | |
| * @this {Monitor} | |
| */ | |
| function Monitor(instance, dom) { | |
| sigma.classes.Cascade.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Monitor} | |
| */ | |
| var self = this; | |
| /** | |
| * {@link Sigma} instance owning this Monitor instance. | |
| * @type {Sigma} | |
| */ | |
| this.instance = instance; | |
| /** | |
| * Determines if the monitoring is activated or not. | |
| * @type {Boolean} | |
| */ | |
| this.monitoring = false; | |
| /** | |
| * The different parameters that define how this instance should work. It | |
| * also contains the different probes. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| fps: 40, | |
| dom: dom, | |
| globalProbes: { | |
| 'Time (ms)': sigma.chronos.getExecutionTime, | |
| 'Queue': sigma.chronos.getQueuedTasksCount, | |
| 'Tasks': sigma.chronos.getTasksCount, | |
| 'FPS': sigma.chronos.getFPS | |
| }, | |
| localProbes: { | |
| 'Nodes count': function() { return self.instance.graph.nodes.length; }, | |
| 'Edges count': function() { return self.instance.graph.edges.length; } | |
| } | |
| }; | |
| /** | |
| * Activates the monitoring: Some texts describing some values about sigma.js | |
| * or the owning {@link Sigma} instance will appear over the graph, but | |
| * beneath the mouse sensible DOM element. | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function activate() { | |
| if (!self.monitoring) { | |
| self.monitoring = window.setInterval(routine, 1000 / self.p.fps); | |
| } | |
| return self; | |
| } | |
| /** | |
| * Desactivates the monitoring: Will disappear, and stop computing the | |
| * different probes. | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function desactivate() { | |
| if (self.monitoring) { | |
| window.clearInterval(self.monitoring); | |
| self.monitoring = null; | |
| self.p.dom.innerHTML = ''; | |
| } | |
| return self; | |
| } | |
| /** | |
| * The private method dedicated to compute the different values to observe. | |
| * @private | |
| * @return {Monitor} Returns itself. | |
| */ | |
| function routine() { | |
| var s = ''; | |
| s += '<p>GLOBAL :</p>'; | |
| for (var k in self.p.globalProbes) { | |
| s += '<p>' + k + ' : ' + self.p.globalProbes[k]() + '</p>'; | |
| } | |
| s += '<br><p>LOCAL :</p>'; | |
| for (var k in self.p.localProbes) { | |
| s += '<p>' + k + ' : ' + self.p.localProbes[k]() + '</p>'; | |
| } | |
| self.p.dom.innerHTML = s; | |
| return self; | |
| } | |
| this.activate = activate; | |
| this.desactivate = desactivate; | |
| } | |
| /** | |
| * Sigma is the main class. It represents the core of any instance id sigma.js. | |
| * It is private and can be initialized only from inside sigma.js. To see its | |
| * public interface, see {@link SigmaPublic}. | |
| * It owns its own {@link Graph}, {@link MouseCaptor}, {@link Plotter} | |
| * and {@link Monitor}. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @param {element} root The DOM root of this instance (a div, for example). | |
| * @param {string} id The ID of this instance. | |
| * @this {Sigma} | |
| */ | |
| function Sigma(root, id) { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Sigma} | |
| */ | |
| var self = this; | |
| /** | |
| * The ID of the instance. | |
| * @type {string} | |
| */ | |
| this.id = id.toString(); | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| auto: true, | |
| drawNodes: 2, | |
| drawEdges: 1, | |
| drawLabels: 2, | |
| lastNodes: 2, | |
| lastEdges: 0, | |
| lastLabels: 2, | |
| drawHoverNodes: true, | |
| drawActiveNodes: true | |
| }; | |
| /** | |
| * The root DOM element of this instance, containing every other elements. | |
| * @type {element} | |
| */ | |
| this.domRoot = root; | |
| /** | |
| * The width of this instance - initially, the root's width. | |
| * @type {number} | |
| */ | |
| this.width = this.domRoot.offsetWidth; | |
| /** | |
| * The height of this instance - initially, the root's height. | |
| * @type {number} | |
| */ | |
| this.height = this.domRoot.offsetHeight; | |
| /** | |
| * The graph of this instance - initiallyempty. | |
| * @type {Graph} | |
| */ | |
| this.graph = new Graph(); | |
| /** | |
| * An object referencing every DOM elements used by this instance. | |
| * @type {Object} | |
| */ | |
| this.domElements = {}; | |
| initDOM('edges', 'canvas'); | |
| initDOM('nodes', 'canvas'); | |
| initDOM('labels', 'canvas'); | |
| initDOM('hover', 'canvas'); | |
| initDOM('monitor', 'div'); | |
| initDOM('mouse', 'canvas'); | |
| /** | |
| * The class dedicated to manage the drawing process of the graph of the | |
| * different canvas. | |
| * @type {Plotter} | |
| */ | |
| this.plotter = new Plotter( | |
| this.domElements.nodes.getContext('2d'), | |
| this.domElements.edges.getContext('2d'), | |
| this.domElements.labels.getContext('2d'), | |
| this.domElements.hover.getContext('2d'), | |
| this.graph, | |
| this.width, | |
| this.height | |
| ); | |
| /** | |
| * The class dedicated to monitor different probes about the running | |
| * processes or the data, such as the number of nodes or edges, or how | |
| * many times the graph is drawn per second. | |
| * @type {Monitor} | |
| */ | |
| this.monitor = new Monitor( | |
| this, | |
| this.domElements.monitor | |
| ); | |
| /** | |
| * The class dedicated to manage the different mouse events. | |
| * @type {MouseCaptor} | |
| */ | |
| this.mousecaptor = new MouseCaptor( | |
| this.domElements.mouse, | |
| this.id | |
| ); | |
| // Interaction listeners: | |
| this.mousecaptor.bind('drag interpolate', function(e) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 0 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels, | |
| true | |
| ); | |
| }).bind('stopdrag stopinterpolate', function(e) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 1 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels, | |
| true | |
| ); | |
| }).bind('mousedown mouseup', function(e) { | |
| var targeted = self.graph.nodes.filter(function(n) { | |
| return !!n['hover']; | |
| }).map(function(n) { | |
| return n.id; | |
| }); | |
| self.dispatch( | |
| e['type'] == 'mousedown' ? | |
| 'downgraph' : | |
| 'upgraph' | |
| ); | |
| if (targeted.length) { | |
| self.dispatch( | |
| e['type'] == 'mousedown' ? | |
| 'downnodes' : | |
| 'upnodes', | |
| targeted | |
| ); | |
| } | |
| }).bind('move', function() { | |
| self.domElements.hover.getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements.hover.width, | |
| self.domElements.hover.height | |
| ); | |
| drawHover(); | |
| drawActive(); | |
| }); | |
| sigma.chronos.bind('startgenerators', function() { | |
| if (sigma.chronos.getGeneratorsIDs().some(function(id) { | |
| return !!id.match(new RegExp('_ext_' + self.id + '$', '')); | |
| })) { | |
| self.draw( | |
| self.p.auto ? 2 : self.p.drawNodes, | |
| self.p.auto ? 0 : self.p.drawEdges, | |
| self.p.auto ? 2 : self.p.drawLabels | |
| ); | |
| } | |
| }).bind('stopgenerators', function() { | |
| self.draw(); | |
| }); | |
| /** | |
| * Resizes the element, and redraws the graph with the last settings. | |
| * @param {?number} w The new width (if undefined, it will use the root | |
| * width). | |
| * @param {?number} h The new height (if undefined, it will use the root | |
| * height). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function resize(w, h) { | |
| var oldW = self.width, oldH = self.height; | |
| if (w != undefined && h != undefined) { | |
| self.width = w; | |
| self.height = h; | |
| }else { | |
| self.width = self.domRoot.offsetWidth; | |
| self.height = self.domRoot.offsetHeight; | |
| } | |
| if (oldW != self.width || oldH != self.height) { | |
| for (var k in self.domElements) { | |
| self.domElements[k].setAttribute('width', self.width + 'px'); | |
| self.domElements[k].setAttribute('height', self.height + 'px'); | |
| } | |
| self.plotter.resize(self.width, self.height); | |
| self.draw( | |
| self.p.lastNodes, | |
| self.p.lastEdges, | |
| self.p.lastLabels, | |
| true | |
| ); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Kills every drawing task currently running. Basically, it stops this | |
| * instance's drawing process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function clearSchedule() { | |
| sigma.chronos.removeTask( | |
| 'node_' + self.id, 2 | |
| ).removeTask( | |
| 'edge_' + self.id, 2 | |
| ).removeTask( | |
| 'label_' + self.id, 2 | |
| ).stopTasks(); | |
| return self; | |
| }; | |
| /** | |
| * Initialize a DOM element, that will be stores by this instance, to make | |
| * automatic these elements resizing. | |
| * @private | |
| * @param {string} id The element's ID. | |
| * @param {string} type The element's nodeName (Example : canvas, div, ...). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function initDOM(id, type) { | |
| self.domElements[id] = document.createElement(type); | |
| self.domElements[id].style.position = 'absolute'; | |
| self.domElements[id].setAttribute('id', 'sigma_' + id + '_' + self.id); | |
| self.domElements[id].setAttribute('class', 'sigma_' + id + '_' + type); | |
| self.domElements[id].setAttribute('width', self.width + 'px'); | |
| self.domElements[id].setAttribute('height', self.height + 'px'); | |
| self.domRoot.appendChild(self.domElements[id]); | |
| return self; | |
| }; | |
| /** | |
| * Starts the graph drawing process. The three first parameters indicate | |
| * how the different layers have to be drawn: | |
| * . -1: The layer is not drawn, but it is not erased. | |
| * . 0: The layer is not drawn. | |
| * . 1: The layer is drawn progressively. | |
| * . 2: The layer is drawn directly. | |
| * @param {?number} nodes Determines if and how the nodes must be drawn. | |
| * @param {?number} edges Determines if and how the edges must be drawn. | |
| * @param {?number} labels Determines if and how the labels must be drawn. | |
| * @param {?boolean} safe If true, nothing will happen if any generator | |
| * affiliated to this instance is currently running | |
| * (an iterative layout, for example). | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function draw(nodes, edges, labels, safe) { | |
| if (safe && sigma.chronos.getGeneratorsIDs().some(function(id) { | |
| return !!id.match(new RegExp('_ext_' + self.id + '$', '')); | |
| })) { | |
| return self; | |
| } | |
| var n = (nodes == undefined) ? self.p.drawNodes : nodes; | |
| var e = (edges == undefined) ? self.p.drawEdges : edges; | |
| var l = (labels == undefined) ? self.p.drawLabels : labels; | |
| var params = { | |
| nodes: n, | |
| edges: e, | |
| labels: l | |
| }; | |
| self.p.lastNodes = n; | |
| self.p.lastEdges = e; | |
| self.p.lastLabels = l; | |
| // Remove tasks: | |
| clearSchedule(); | |
| // Rescale graph: | |
| self.graph.rescale( | |
| self.width, | |
| self.height, | |
| n > 0, | |
| e > 0 | |
| ).setBorders(); | |
| self.mousecaptor.checkBorders( | |
| self.graph.borders, | |
| self.width, | |
| self.height | |
| ); | |
| self.graph.translate( | |
| self.mousecaptor.stageX, | |
| self.mousecaptor.stageY, | |
| self.mousecaptor.ratio, | |
| n > 0, | |
| e > 0 | |
| ); | |
| self.dispatch( | |
| 'graphscaled' | |
| ); | |
| // Clear scene: | |
| for (var k in self.domElements) { | |
| if ( | |
| self.domElements[k].nodeName.toLowerCase() == 'canvas' && | |
| (params[k] == undefined || params[k] >= 0) | |
| ) { | |
| self.domElements[k].getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements[k].width, | |
| self.domElements[k].height | |
| ); | |
| } | |
| } | |
| self.plotter.currentEdgeIndex = 0; | |
| self.plotter.currentNodeIndex = 0; | |
| self.plotter.currentLabelIndex = 0; | |
| var previous = null; | |
| var start = false; | |
| if (n) { | |
| if (n > 1) { | |
| while (self.plotter.task_drawNode()) {} | |
| }else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawNode, | |
| 'node_' + self.id, | |
| false | |
| ); | |
| start = true; | |
| previous = 'node_' + self.id; | |
| } | |
| } | |
| if (l) { | |
| if (l > 1) { | |
| while (self.plotter.task_drawLabel()) {} | |
| } else { | |
| if (previous) { | |
| sigma.chronos.queueTask( | |
| self.plotter.task_drawLabel, | |
| 'label_' + self.id, | |
| previous | |
| ); | |
| } else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawLabel, | |
| 'label_' + self.id, | |
| false | |
| ); | |
| } | |
| start = true; | |
| previous = 'label_' + self.id; | |
| } | |
| } | |
| if (e) { | |
| if (e > 1) { | |
| while (self.plotter.task_drawEdge()) {} | |
| }else { | |
| if (previous) { | |
| sigma.chronos.queueTask( | |
| self.plotter.task_drawEdge, | |
| 'edge_' + self.id, | |
| previous | |
| ); | |
| }else { | |
| sigma.chronos.addTask( | |
| self.plotter.task_drawEdge, | |
| 'edge_' + self.id, | |
| false | |
| ); | |
| } | |
| start = true; | |
| previous = 'edge_' + self.id; | |
| } | |
| } | |
| self.dispatch( | |
| 'draw' | |
| ); | |
| self.refresh(); | |
| start && sigma.chronos.runTasks(); | |
| return self; | |
| }; | |
| /** | |
| * Draws the hover and active nodes labels. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function refresh() { | |
| self.domElements.hover.getContext('2d').clearRect( | |
| 0, | |
| 0, | |
| self.domElements.hover.width, | |
| self.domElements.hover.height | |
| ); | |
| drawHover(); | |
| drawActive(); | |
| return self; | |
| } | |
| /** | |
| * Draws the hover nodes labels. This method is applied directly, and does | |
| * not use the pseudo-asynchronous tasks process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function drawHover() { | |
| if (self.p.drawHoverNodes) { | |
| self.graph.checkHover( | |
| self.mousecaptor.mouseX, | |
| self.mousecaptor.mouseY | |
| ); | |
| self.graph.nodes.forEach(function(node) { | |
| if (node.hover && !node.active) { | |
| self.plotter.drawHoverNode(node); | |
| } | |
| }); | |
| } | |
| return self; | |
| } | |
| /** | |
| * Draws the active nodes labels. This method is applied directly, and does | |
| * not use the pseudo-asynchronous tasks process. | |
| * @return {Sigma} Returns itself. | |
| */ | |
| function drawActive() { | |
| if (self.p.drawActiveNodes) { | |
| self.graph.nodes.forEach(function(node) { | |
| if (node.active) { | |
| self.plotter.drawActiveNode(node); | |
| } | |
| }); | |
| } | |
| return self; | |
| } | |
| // Apply plugins: | |
| for (var i = 0; i < local.plugins.length; i++) { | |
| local.plugins[i](this); | |
| } | |
| this.draw = draw; | |
| this.resize = resize; | |
| this.refresh = refresh; | |
| this.drawHover = drawHover; | |
| this.drawActive = drawActive; | |
| this.clearSchedule = clearSchedule; | |
| window.addEventListener('resize', function() { | |
| self.resize(); | |
| }); | |
| } | |
| /** | |
| * This class draws the graph on the different canvas DOM elements. It just | |
| * contains all the different methods to draw the graph, synchronously or | |
| * pseudo-asynchronously. | |
| * @constructor | |
| * @param {CanvasRenderingContext2D} nodesCtx Context dedicated to draw nodes. | |
| * @param {CanvasRenderingContext2D} edgesCtx Context dedicated to draw edges. | |
| * @param {CanvasRenderingContext2D} labelsCtx Context dedicated to draw | |
| * labels. | |
| * @param {CanvasRenderingContext2D} hoverCtx Context dedicated to draw hover | |
| * nodes labels. | |
| * @param {Graph} graph A reference to the graph to | |
| * draw. | |
| * @param {number} w The width of the DOM root | |
| * element. | |
| * @param {number} h The width of the DOM root | |
| * element. | |
| * @extends sigma.classes.Cascade | |
| * @this {Plotter} | |
| */ | |
| function Plotter(nodesCtx, edgesCtx, labelsCtx, hoverCtx, graph, w, h) { | |
| sigma.classes.Cascade.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Plotter} | |
| */ | |
| var self = this; | |
| /** | |
| * The different parameters that define how this instance should work. | |
| * @see sigma.classes.Cascade | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| // ------- | |
| // LABELS: | |
| // ------- | |
| // Label color: | |
| // - 'node' | |
| // - default (then defaultLabelColor | |
| // will be used instead) | |
| labelColor: 'default', | |
| defaultLabelColor: '#000', | |
| // Label hover background color: | |
| // - 'node' | |
| // - default (then defaultHoverLabelBGColor | |
| // will be used instead) | |
| labelHoverBGColor: 'default', | |
| defaultHoverLabelBGColor: '#fff', | |
| // Label hover shadow: | |
| labelHoverShadow: true, | |
| labelHoverShadowColor: '#000', | |
| // Label hover color: | |
| // - 'node' | |
| // - default (then defaultLabelHoverColor | |
| // will be used instead) | |
| labelHoverColor: 'default', | |
| defaultLabelHoverColor: '#000', | |
| // Label active background color: | |
| // - 'node' | |
| // - default (then defaultActiveLabelBGColor | |
| // will be used instead) | |
| labelActiveBGColor: 'default', | |
| defaultActiveLabelBGColor: '#fff', | |
| // Label active shadow: | |
| labelActiveShadow: true, | |
| labelActiveShadowColor: '#000', | |
| // Label active color: | |
| // - 'node' | |
| // - default (then defaultLabelActiveColor | |
| // will be used instead) | |
| labelActiveColor: 'default', | |
| defaultLabelActiveColor: '#000', | |
| // Label size: | |
| // - 'fixed' | |
| // - 'proportional' | |
| // Label size: | |
| // - 'fixed' | |
| // - 'proportional' | |
| labelSize: 'fixed', | |
| defaultLabelSize: 12, // for fixed display only | |
| labelSizeRatio: 2, // for proportional display only | |
| labelThreshold: 6, | |
| font: 'Arial', | |
| hoverFont: '', | |
| activeFont: '', | |
| fontStyle: '', | |
| hoverFontStyle: '', | |
| activeFontStyle: '', | |
| // ------ | |
| // EDGES: | |
| // ------ | |
| // Edge color: | |
| // - 'source' | |
| // - 'target' | |
| // - default (then defaultEdgeColor or edge['color'] | |
| // will be used instead) | |
| edgeColor: 'source', | |
| defaultEdgeColor: '#aaa', | |
| defaultEdgeType: 'line', | |
| // ------ | |
| // NODES: | |
| // ------ | |
| defaultNodeColor: '#aaa', | |
| // HOVER: | |
| // Node hover color: | |
| // - 'node' | |
| // - default (then defaultNodeHoverColor | |
| // will be used instead) | |
| nodeHoverColor: 'node', | |
| defaultNodeHoverColor: '#fff', | |
| // ACTIVE: | |
| // Node active color: | |
| // - 'node' | |
| // - default (then defaultNodeActiveColor | |
| // will be used instead) | |
| nodeActiveColor: 'node', | |
| defaultNodeActiveColor: '#fff', | |
| // Node border color: | |
| // - 'node' | |
| // - default (then defaultNodeBorderColor | |
| // will be used instead) | |
| borderSize: 0, | |
| nodeBorderColor: 'node', | |
| defaultNodeBorderColor: '#fff', | |
| // -------- | |
| // PROCESS: | |
| // -------- | |
| edgesSpeed: 200, | |
| nodesSpeed: 200, | |
| labelsSpeed: 200 | |
| }; | |
| /** | |
| * The canvas context dedicated to draw the nodes. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var nodesCtx = nodesCtx; | |
| /** | |
| * The canvas context dedicated to draw the edges. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var edgesCtx = edgesCtx; | |
| /** | |
| * The canvas context dedicated to draw the labels. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var labelsCtx = labelsCtx; | |
| /** | |
| * The canvas context dedicated to draw the hover nodes. | |
| * @type {CanvasRenderingContext2D} | |
| */ | |
| var hoverCtx = hoverCtx; | |
| /** | |
| * A reference to the graph to draw. | |
| * @type {Graph} | |
| */ | |
| var graph = graph; | |
| /** | |
| * The width of the stage to draw on. | |
| * @type {number} | |
| */ | |
| var width = w; | |
| /** | |
| * The height of the stage to draw on. | |
| * @type {number} | |
| */ | |
| var height = h; | |
| /** | |
| * The index of the next edge to draw. | |
| * @type {number} | |
| */ | |
| this.currentEdgeIndex = 0; | |
| /** | |
| * The index of the next node to draw. | |
| * @type {number} | |
| */ | |
| this.currentNodeIndex = 0; | |
| /** | |
| * The index of the next label to draw. | |
| * @type {number} | |
| */ | |
| this.currentLabelIndex = 0; | |
| /** | |
| * An atomic function to drawn the N next edges, with N as edgesSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the edges drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the edges are drawn and false else. | |
| */ | |
| function task_drawEdge() { | |
| var c = graph.edges.length; | |
| var s, t, i = 0; | |
| while (i++< self.p.edgesSpeed && self.currentEdgeIndex < c) { | |
| e = graph.edges[self.currentEdgeIndex]; | |
| s = e['source']; | |
| t = e['target']; | |
| if (e['hidden'] || | |
| s['hidden'] || | |
| t['hidden'] || | |
| (!self.isOnScreen(s) && !self.isOnScreen(t))) { | |
| self.currentEdgeIndex++; | |
| }else { | |
| drawEdge(graph.edges[self.currentEdgeIndex++]); | |
| } | |
| } | |
| return self.currentEdgeIndex < c; | |
| }; | |
| /** | |
| * An atomic function to drawn the N next nodes, with N as nodesSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the nodes drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the nodes are drawn and false else. | |
| */ | |
| function task_drawNode() { | |
| var c = graph.nodes.length; | |
| var i = 0; | |
| while (i++< self.p.nodesSpeed && self.currentNodeIndex < c) { | |
| if (!self.isOnScreen(graph.nodes[self.currentNodeIndex])) { | |
| self.currentNodeIndex++; | |
| }else { | |
| drawNode(graph.nodes[self.currentNodeIndex++]); | |
| } | |
| } | |
| return self.currentNodeIndex < c; | |
| }; | |
| /** | |
| * An atomic function to drawn the N next labels, with N as labelsSpeed. | |
| * The counter is {@link this.currentEdgeIndex}. | |
| * This function has been designed to work with {@link sigma.chronos}, that | |
| * will insert frames at the middle of the calls, to make the labels drawing | |
| * process fluid for the user. | |
| * @see sigma.chronos | |
| * @return {boolean} Returns true if all the labels are drawn and false else. | |
| */ | |
| function task_drawLabel() { | |
| var c = graph.nodes.length; | |
| var i = 0; | |
| while (i++< self.p.labelsSpeed && self.currentLabelIndex < c) { | |
| if (!self.isOnScreen(graph.nodes[self.currentLabelIndex])) { | |
| self.currentLabelIndex++; | |
| }else { | |
| drawLabel(graph.nodes[self.currentLabelIndex++]); | |
| } | |
| } | |
| return self.currentLabelIndex < c; | |
| }; | |
| /** | |
| * Draws one node to the corresponding canvas. | |
| * @param {Object} node The node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawNode(node) { | |
| var size = Math.round(node['displaySize'] * 10) / 10; | |
| var ctx = nodesCtx; | |
| ctx.fillStyle = node['color']; | |
| ctx.beginPath(); | |
| ctx.arc(node['displayX'], | |
| node['displayY'], | |
| size, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| node['hover'] && drawHoverNode(node); | |
| return self; | |
| }; | |
| /** | |
| * Draws one edge to the corresponding canvas. | |
| * @param {Object} edge The edge to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawEdge(edge) { | |
| var x1 = edge['source']['displayX']; | |
| var y1 = edge['source']['displayY']; | |
| var x2 = edge['target']['displayX']; | |
| var y2 = edge['target']['displayY']; | |
| var color = edge['color']; | |
| if (!color) { | |
| switch (self.p.edgeColor) { | |
| case 'source': | |
| color = edge['source']['color'] || | |
| self.p.defaultNodeColor; | |
| break; | |
| case 'target': | |
| color = edge['target']['color'] || | |
| self.p.defaultNodeColor; | |
| break; | |
| default: | |
| color = self.p.defaultEdgeColor; | |
| break; | |
| } | |
| } | |
| var ctx = edgesCtx; | |
| switch (edge['type'] || self.p.defaultEdgeType) { | |
| case 'curve': | |
| ctx.strokeStyle = color; | |
| ctx.lineWidth = edge['displaySize'] / 3; | |
| ctx.beginPath(); | |
| ctx.moveTo(x1, y1); | |
| ctx.quadraticCurveTo((x1 + x2) / 2 + (y2 - y1) / 4, | |
| (y1 + y2) / 2 + (x1 - x2) / 4, | |
| x2, | |
| y2); | |
| ctx.stroke(); | |
| break; | |
| case 'line': | |
| default: | |
| ctx.strokeStyle = color; | |
| ctx.lineWidth = edge['displaySize'] / 3; | |
| ctx.beginPath(); | |
| ctx.moveTo(x1, y1); | |
| ctx.lineTo(x2, y2); | |
| ctx.stroke(); | |
| break; | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Draws one label to the corresponding canvas. | |
| * @param {Object} node The label to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawLabel(node) { | |
| var ctx = labelsCtx; | |
| if (node['displaySize'] >= self.p.labelThreshold || node['forceLabel']) { | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = self.p.fontStyle + fontSize + 'px ' + self.p.font; | |
| ctx.fillStyle = self.p.labelColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Draws one hover node to the corresponding canvas. | |
| * @param {Object} node The hover node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawHoverNode(node) { | |
| var ctx = hoverCtx; | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = (self.p.hoverFontStyle || self.p.fontStyle || '') + ' ' + | |
| fontSize + 'px ' + | |
| (self.p.hoverFont || self.p.font || ''); | |
| ctx.fillStyle = self.p.labelHoverBGColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultHoverLabelBGColor; | |
| // Label background: | |
| ctx.beginPath(); | |
| if (self.p.labelHoverShadow) { | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 4; | |
| ctx.shadowColor = self.p.labelHoverShadowColor; | |
| } | |
| sigma.tools.drawRoundRect( | |
| ctx, | |
| Math.round(node['displayX'] - fontSize / 2 - 2), | |
| Math.round(node['displayY'] - fontSize / 2 - 2), | |
| Math.round(ctx.measureText(node['label']).width + | |
| node['displaySize'] * 1.5 + | |
| fontSize / 2 + 4), | |
| Math.round(fontSize + 4), | |
| Math.round(fontSize / 2 + 2), | |
| 'left' | |
| ); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 0; | |
| // Node border: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeBorderColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeBorderColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'] + self.p.borderSize, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Node: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeHoverColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeHoverColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'], | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Label: | |
| ctx.fillStyle = self.p.labelHoverColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelHoverColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| return self; | |
| }; | |
| /** | |
| * Draws one active node to the corresponding canvas. | |
| * @param {Object} node The active node to draw. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function drawActiveNode(node) { | |
| var ctx = hoverCtx; | |
| if (!isOnScreen(node)) { | |
| return self; | |
| } | |
| var fontSize = self.p.labelSize == 'fixed' ? | |
| self.p.defaultLabelSize : | |
| self.p.labelSizeRatio * node['displaySize']; | |
| ctx.font = (self.p.activeFontStyle || self.p.fontStyle || '') + ' ' + | |
| fontSize + 'px ' + | |
| (self.p.activeFont || self.p.font || ''); | |
| ctx.fillStyle = self.p.labelHoverBGColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultActiveLabelBGColor; | |
| // Label background: | |
| ctx.beginPath(); | |
| if (self.p.labelActiveShadow) { | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 4; | |
| ctx.shadowColor = self.p.labelActiveShadowColor; | |
| } | |
| sigma.tools.drawRoundRect( | |
| ctx, | |
| Math.round(node['displayX'] - fontSize / 2 - 2), | |
| Math.round(node['displayY'] - fontSize / 2 - 2), | |
| Math.round(ctx.measureText(node['label']).width + | |
| node['displaySize'] * 1.5 + | |
| fontSize / 2 + 4), | |
| Math.round(fontSize + 4), | |
| Math.round(fontSize / 2 + 2), | |
| 'left' | |
| ); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| ctx.shadowOffsetX = 0; | |
| ctx.shadowOffsetY = 0; | |
| ctx.shadowBlur = 0; | |
| // Node border: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeBorderColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeBorderColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'] + self.p.borderSize, | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Node: | |
| ctx.beginPath(); | |
| ctx.fillStyle = self.p.nodeActiveColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultNodeActiveColor; | |
| ctx.arc(Math.round(node['displayX']), | |
| Math.round(node['displayY']), | |
| node['displaySize'], | |
| 0, | |
| Math.PI * 2, | |
| true); | |
| ctx.closePath(); | |
| ctx.fill(); | |
| // Label: | |
| ctx.fillStyle = self.p.labelActiveColor == 'node' ? | |
| (node['color'] || self.p.defaultNodeColor) : | |
| self.p.defaultLabelActiveColor; | |
| ctx.fillText( | |
| node['label'], | |
| Math.round(node['displayX'] + node['displaySize'] * 1.5), | |
| Math.round(node['displayY'] + fontSize / 2 - 3) | |
| ); | |
| return self; | |
| }; | |
| /** | |
| * Determines if a node is on the screen or not. The limits here are | |
| * bigger than the actual screen, to avoid seeing labels disappear during | |
| * the graph manipulation. | |
| * @param {Object} node The node to check if it is on or out the screen. | |
| * @return {boolean} Returns false if the node is hidden or not on the screen | |
| * or true else. | |
| */ | |
| function isOnScreen(node) { | |
| if (isNaN(node['x']) || isNaN(node['y'])) { | |
| throw (new Error('A node\'s coordinate is not a ' + | |
| 'number (id: ' + node['id'] + ')') | |
| ); | |
| } | |
| return !node['hidden'] && | |
| (node['displayX'] + node['displaySize'] > -width / 3) && | |
| (node['displayX'] - node['displaySize'] < width * 4 / 3) && | |
| (node['displayY'] + node['displaySize'] > -height / 3) && | |
| (node['displayY'] - node['displaySize'] < height * 4 / 3); | |
| }; | |
| /** | |
| * Resizes this instance. | |
| * @param {number} w The new width. | |
| * @param {number} h The new height. | |
| * @return {Plotter} Returns itself. | |
| */ | |
| function resize(w, h) { | |
| width = w; | |
| height = h; | |
| return self; | |
| } | |
| this.task_drawLabel = task_drawLabel; | |
| this.task_drawEdge = task_drawEdge; | |
| this.task_drawNode = task_drawNode; | |
| this.drawActiveNode = drawActiveNode; | |
| this.drawHoverNode = drawHoverNode; | |
| this.isOnScreen = isOnScreen; | |
| this.resize = resize; | |
| } | |
| function SigmaPublic(sigmaInstance) { | |
| var s = sigmaInstance; | |
| var self = this; | |
| sigma.classes.EventDispatcher.call(this); | |
| this._core = sigmaInstance; | |
| this.kill = function() { | |
| // TODO | |
| }; | |
| this.getID = function() { | |
| return s.id; | |
| }; | |
| // Config: | |
| this.configProperties = function(a1, a2) { | |
| var res = s.config(a1, a2); | |
| return res == s ? self : res; | |
| }; | |
| this.drawingProperties = function(a1, a2) { | |
| var res = s.plotter.config(a1, a2); | |
| return res == s.plotter ? self : res; | |
| }; | |
| this.mouseProperties = function(a1, a2) { | |
| var res = s.mousecaptor.config(a1, a2); | |
| return res == s.mousecaptor ? self : res; | |
| }; | |
| this.graphProperties = function(a1, a2) { | |
| var res = s.graph.config(a1, a2); | |
| return res == s.graph ? self : res; | |
| }; | |
| this.getMouse = function() { | |
| return { | |
| mouseX: s.mousecaptor.mouseX, | |
| mouseY: s.mousecaptor.mouseY, | |
| down: s.mousecaptor.isMouseDown | |
| }; | |
| }; | |
| // Actions: | |
| this.position = function(stageX, stageY, ratio) { | |
| if (arguments.length == 0) { | |
| return { | |
| stageX: s.mousecaptor.stageX, | |
| stageY: s.mousecaptor.stageY, | |
| ratio: s.mousecaptor.ratio | |
| }; | |
| }else { | |
| s.mousecaptor.stageX = stageX != undefined ? | |
| stageX : | |
| s.mousecaptor.stageX; | |
| s.mousecaptor.stageY = stageY != undefined ? | |
| stageY : | |
| s.mousecaptor.stageY; | |
| s.mousecaptor.ratio = ratio != undefined ? | |
| ratio : | |
| s.mousecaptor.ratio; | |
| return self; | |
| } | |
| }; | |
| this.goTo = function(stageX, stageY, ratio) { | |
| s.mousecaptor.interpolate(stageX, stageY, ratio); | |
| return self; | |
| }; | |
| this.zoomTo = function(x, y, ratio) { | |
| ratio = Math.min( | |
| Math.max(s.mousecaptor.config('minRatio'), ratio), | |
| s.mousecaptor.config('maxRatio') | |
| ); | |
| if (ratio == s.mousecaptor.ratio) { | |
| s.mousecaptor.interpolate( | |
| x - s.width / 2 + s.mousecaptor.stageX, | |
| y - s.height / 2 + s.mousecaptor.stageY | |
| ); | |
| }else { | |
| s.mousecaptor.interpolate( | |
| (ratio * x - s.mousecaptor.ratio * s.width/2) / | |
| (ratio - s.mousecaptor.ratio), | |
| (ratio * y - s.mousecaptor.ratio * s.height/2) / | |
| (ratio - s.mousecaptor.ratio), | |
| ratio | |
| ); | |
| } | |
| return self; | |
| }; | |
| this.resize = function(w, h) { | |
| s.resize(w, h); | |
| return self; | |
| }; | |
| this.draw = function(nodes, edges, labels, safe) { | |
| s.draw(nodes, edges, labels, safe); | |
| return self; | |
| }; | |
| this.refresh = function() { | |
| s.refresh(); | |
| return self; | |
| }; | |
| // Tasks methods: | |
| this.addGenerator = function(id, task, condition) { | |
| sigma.chronos.addGenerator(id + '_ext_' + s.id, task, condition); | |
| return self; | |
| }; | |
| this.removeGenerator = function(id) { | |
| sigma.chronos.removeGenerator(id + '_ext_' + s.id); | |
| return self; | |
| }; | |
| // Graph methods: | |
| this.addNode = function(id, params) { | |
| s.graph.addNode(id, params); | |
| return self; | |
| }; | |
| this.addEdge = function(id, source, target, params) { | |
| s.graph.addEdge(id, source, target, params); | |
| return self; | |
| } | |
| this.dropNode = function(v) { | |
| s.graph.dropNode(v); | |
| return self; | |
| }; | |
| this.dropEdge = function(v) { | |
| s.graph.dropEdge(v); | |
| return self; | |
| }; | |
| this.pushGraph = function(object, safe) { | |
| object.nodes && object.nodes.forEach(function(node) { | |
| node['id'] && (!safe || !s.graph.nodesIndex[node['id']]) && | |
| self.addNode(node['id'], node); | |
| }); | |
| var isEdgeValid; | |
| object.edges && object.edges.forEach(function(edge) { | |
| validID = edge['source'] && edge['target'] && edge['id']; | |
| validID && | |
| (!safe || !s.graph.edgesIndex[edge['id']]) && | |
| self.addNode( | |
| edge['id'], | |
| edge['source'], | |
| edge['target'], | |
| edge | |
| ); | |
| }); | |
| return self; | |
| }; | |
| this.emptyGraph = function() { | |
| s.graph.empty(); | |
| return self; | |
| }; | |
| this.getNodesCount = function() { | |
| return s.graph.nodes.length; | |
| }; | |
| this.getEdgesCount = function() { | |
| return s.graph.edges.length; | |
| }; | |
| this.iterNodes = function(fun, ids) { | |
| s.graph.iterNodes(fun, ids); | |
| return self; | |
| }; | |
| this.iterEdges = function(fun, ids) { | |
| s.graph.iterEdges(fun, ids); | |
| return self; | |
| }; | |
| this.getNodes = function(ids) { | |
| return s.graph.getNodes(ids); | |
| }; | |
| this.getEdges = function(ids) { | |
| return s.graph.getEdges(ids); | |
| }; | |
| // Monitoring | |
| this.activateMonitoring = function() { | |
| return s.monitor.activate(); | |
| }; | |
| this.desactivateMonitoring = function() { | |
| return s.monitor.desactivate(); | |
| }; | |
| // Events | |
| s.bind('downnodes upnodes downgraph upgraph', function(e) { | |
| self.dispatch(e.type, e.content); | |
| }); | |
| s.graph.bind('overnodes outnodes', function(e) { | |
| self.dispatch(e.type, e.content); | |
| }); | |
| } | |
| /** | |
| * The graph data model used in sigma.js. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @this {Graph} | |
| */ | |
| function Graph() { | |
| sigma.classes.Cascade.call(this); | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {Graph} | |
| */ | |
| var self = this; | |
| /** | |
| * The different parameters that determine how the nodes and edges should be | |
| * translated and rescaled. | |
| * @type {Object} | |
| */ | |
| this.p = { | |
| minNodeSize: 0, | |
| maxNodeSize: 0, | |
| minEdgeSize: 0, | |
| maxEdgeSize: 0, | |
| // Scaling mode: | |
| // - 'inside' (default) | |
| // - 'outside' | |
| scalingMode: 'inside', | |
| nodesPowRatio: 0.5, | |
| edgesPowRatio: 0 | |
| }; | |
| /** | |
| * Contains the borders of the graph. These are useful to avoid the user to | |
| * drag the graph out of the canvas. | |
| * @type {Object} | |
| */ | |
| this.borders = {}; | |
| /** | |
| * Inserts a node in the graph. | |
| * @param {string} id The node's ID. | |
| * @param {object} params An object containing the different parameters | |
| * of the node. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function addNode(id, params) { | |
| if (self.nodesIndex[id]) { | |
| throw new Error('Node "' + id + '" already exists.'); | |
| } | |
| params = params || {}; | |
| var n = { | |
| // Numbers : | |
| 'x': 0, | |
| 'y': 0, | |
| 'size': 1, | |
| 'degree': 0, | |
| 'inDegree': 0, | |
| 'outDegree': 0, | |
| // Flags : | |
| 'fixed': false, | |
| 'active': false, | |
| 'hidden': false, | |
| 'forceLabel': false, | |
| // Strings : | |
| 'label': id.toString(), | |
| 'id': id.toString(), | |
| // Custom attributes : | |
| 'attr': {} | |
| }; | |
| for (var k in params) { | |
| switch (k) { | |
| case 'id': | |
| break; | |
| case 'x': | |
| case 'y': | |
| case 'size': | |
| n[k] = +params[k]; | |
| break; | |
| case 'fixed': | |
| case 'active': | |
| case 'hidden': | |
| case 'forceLabel': | |
| n[k] = !!params[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| n[k] = params[k]; | |
| break; | |
| default: | |
| n['attr'][k] = params[k]; | |
| } | |
| } | |
| self.nodes.push(n); | |
| self.nodesIndex[id.toString()] = n; | |
| return self; | |
| }; | |
| /** | |
| * Generates the clone of a node, to make it easier to be exported. | |
| * @private | |
| * @param {Object} node The node to clone. | |
| * @return {Object} The clone of the node. | |
| */ | |
| function cloneNode(node) { | |
| return { | |
| 'x': node['x'], | |
| 'y': node['y'], | |
| 'size': node['size'], | |
| 'degree': node['degree'], | |
| 'inDegree': node['inDegree'], | |
| 'outDegree': node['outDegree'], | |
| 'displayX': node['displayX'], | |
| 'displayY': node['displayY'], | |
| 'displaySize': node['displaySize'], | |
| 'label': node['label'], | |
| 'id': node['id'], | |
| 'color': node['color'], | |
| 'fixed': node['fixed'], | |
| 'active': node['active'], | |
| 'hidden': node['hidden'], | |
| 'forceLabel': node['forceLabel'], | |
| 'attr': node['attr'] | |
| }; | |
| }; | |
| /** | |
| * Checks the clone of a node, and inserts its values when possible. For | |
| * example, it is possible to modify the size or the color of a node, but it | |
| * is not possible to modify its display values or its id. | |
| * @private | |
| * @param {Object} node The original node. | |
| * @param {Object} copy The clone. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkNode(node, copy) { | |
| for (var k in copy) { | |
| switch (k) { | |
| case 'id': | |
| case 'attr': | |
| case 'degree': | |
| case 'inDegree': | |
| case 'outDegree': | |
| case 'displayX': | |
| case 'displayY': | |
| case 'displaySize': | |
| break; | |
| case 'x': | |
| case 'y': | |
| case 'size': | |
| node[k] = +copy[k]; | |
| break; | |
| case 'fixed': | |
| case 'active': | |
| case 'hidden': | |
| case 'forceLabel': | |
| node[k] = !!copy[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| node[k] = (copy[k] || '').toString(); | |
| break; | |
| default: | |
| node['attr'][k] = copy[k]; | |
| } | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Deletes one or several nodes from the graph, and the related edges. | |
| * @param {(string|Array.<string>)} v A string ID, or an Array of several | |
| * IDs. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function dropNode(v) { | |
| var a = (v instanceof Array ? v : [v]) || []; | |
| a.forEach(function(id) { | |
| if (self.nodesIndex[id]) { | |
| var index = null; | |
| self.nodes.some(function(n, i) { | |
| if (n['id'] == id) { | |
| index = i; | |
| return true; | |
| } | |
| return false; | |
| }); | |
| index != null && self.nodes.splice(index, 1); | |
| delete self.nodesIndex[id]; | |
| var edgesToRemove = []; | |
| self.edges = self.edges.filter(function(e) { | |
| if (e['source']['id'] == id) { | |
| delete self.edgesIndex[e['id']]; | |
| e['target']['degree']--; | |
| e['target']['inDegree']--; | |
| return false; | |
| }else if (e['target']['id'] == id) { | |
| delete self.edgesIndex[e['id']]; | |
| e['source']['degree']--; | |
| e['source']['outDegree']--; | |
| return false; | |
| } | |
| return true; | |
| }); | |
| }else { | |
| sigma.log('Node "' + id + '" does not exist.'); | |
| } | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Inserts an edge in the graph. | |
| * @param {string} id The edge ID. | |
| * @param {string} source The ID of the edge source. | |
| * @param {string} target The ID of the edge target. | |
| * @param {object} params An object containing the different parameters | |
| * of the edge. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function addEdge(id, source, target, params) { | |
| if (self.edgesIndex[id]) { | |
| throw new Error('Edge "' + id + '" already exists.'); | |
| } | |
| if (!self.nodesIndex[source]) { | |
| var s = 'Edge\'s source "' + source + '" does not exist yet.'; | |
| throw new Error(s); | |
| } | |
| if (!self.nodesIndex[target]) { | |
| var s = 'Edge\'s target "' + target + '" does not exist yet.'; | |
| throw new Error(s); | |
| } | |
| params = params || {}; | |
| var e = { | |
| 'source': self.nodesIndex[source], | |
| 'target': self.nodesIndex[target], | |
| 'size': 1, | |
| 'weight': 1, | |
| 'displaySize': 0.5, | |
| 'label': id.toString(), | |
| 'id': id.toString(), | |
| 'hidden': false, | |
| 'attr': {} | |
| }; | |
| e['source']['degree']++; | |
| e['source']['outDegree']++; | |
| e['target']['degree']++; | |
| e['target']['inDegree']++; | |
| for (var k in params) { | |
| switch (k) { | |
| case 'id': | |
| case 'source': | |
| case 'target': | |
| break; | |
| case 'hidden': | |
| e[k] = !!params[k]; | |
| break; | |
| case 'size': | |
| case 'weight': | |
| e[k] = +params[k]; | |
| break; | |
| case 'color': | |
| e[k] = params[k].toString(); | |
| break; | |
| case 'type': | |
| e[k] = params[k].toString(); | |
| break; | |
| case 'label': | |
| e[k] = params[k]; | |
| break; | |
| default: | |
| e['attr'][k] = params[k]; | |
| } | |
| } | |
| self.edges.push(e); | |
| self.edgesIndex[id.toString()] = e; | |
| return self; | |
| }; | |
| /** | |
| * Generates the clone of a edge, to make it easier to be exported. | |
| * @private | |
| * @param {Object} edge The edge to clone. | |
| * @return {Object} The clone of the edge. | |
| */ | |
| function cloneEdge(edge) { | |
| return { | |
| 'source': edge['source']['id'], | |
| 'target': edge['target']['id'], | |
| 'size': edge['size'], | |
| 'type': edge['type'], | |
| 'weight': edge['weight'], | |
| 'displaySize': edge['displaySize'], | |
| 'label': edge['label'], | |
| 'hidden': edge['hidden'], | |
| 'id': edge['id'], | |
| 'attr': edge['attr'], | |
| 'color': edge['color'] | |
| }; | |
| }; | |
| /** | |
| * Checks the clone of an edge, and inserts its values when possible. For | |
| * example, it is possible to modify the label or the type of an edge, but it | |
| * is not possible to modify its display values or its id. | |
| * @private | |
| * @param {Object} edge The original edge. | |
| * @param {Object} copy The clone. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkEdge(edge, copy) { | |
| for (var k in copy) { | |
| switch (k) { | |
| case 'id': | |
| case 'displaySize': | |
| break; | |
| case 'weight': | |
| case 'size': | |
| edge[k] = +copy[k]; | |
| break; | |
| case 'source': | |
| case 'target': | |
| edge[k] = self.nodesIndex[k] || edge[k]; | |
| break; | |
| case 'hidden': | |
| edge[k] = !!copy[k]; | |
| break; | |
| case 'color': | |
| case 'label': | |
| case 'type': | |
| edge[k] = (copy[k] || '').toString(); | |
| break; | |
| default: | |
| edge['attr'][k] = copy[k]; | |
| } | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Deletes one or several edges from the graph. | |
| * @param {(string|Array.<string>)} v A string ID, or an Array of several | |
| * IDs. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function dropEdge(v) { | |
| var a = (v instanceof Array ? v : [v]) || []; | |
| a.forEach(function(id) { | |
| if (self.edgesIndex[id]) { | |
| self.edgesIndex[id]['source']['degree']--; | |
| self.edgesIndex[id]['source']['outDegree']--; | |
| self.edgesIndex[id]['target']['degree']--; | |
| self.edgesIndex[id]['target']['inDegree']--; | |
| var index = null; | |
| self.edges.some(function(n, i) { | |
| if (n['id'] == id) { | |
| index = i; | |
| return true; | |
| } | |
| return false; | |
| }); | |
| index != null && self.edges.splice(index, 1); | |
| delete self.edgesIndex[id]; | |
| }else { | |
| sigma.log('Edge "' + id + '" does not exist.'); | |
| } | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Deletes every nodes and edges from the graph. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function empty() { | |
| self.nodes = []; | |
| self.nodesIndex = {}; | |
| self.edges = []; | |
| self.edgesIndex = {}; | |
| return self; | |
| }; | |
| /** | |
| * Computes the display x, y and size of each node, relatively to the | |
| * original values and the borders determined in the parameters, such as | |
| * each node is in the described area. | |
| * @param {number} w The area width (actually the width of the DOM | |
| * root). | |
| * @param {number} h The area height (actually the height of the | |
| * DOM root). | |
| * @param {boolean} parseNodes Indicates if the nodes have to be parsed. | |
| * @param {boolean} parseEdges Indicates if the edges have to be parsed. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function rescale(w, h, parseNodes, parseEdges) { | |
| var weightMax = 0, sizeMax = 0; | |
| parseNodes && self.nodes.forEach(function(node) { | |
| sizeMax = Math.max(node['size'], sizeMax); | |
| }); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| weightMax = Math.max(edge['size'], weightMax); | |
| }); | |
| sizeMax = sizeMax || 1; | |
| weightMax = weightMax || 1; | |
| // Recenter the nodes: | |
| var xMin, xMax, yMin, yMax; | |
| parseNodes && self.nodes.forEach(function(node) { | |
| xMax = Math.max(node['x'], xMax || node['x']); | |
| xMin = Math.min(node['x'], xMin || node['x']); | |
| yMax = Math.max(node['y'], yMax || node['y']); | |
| yMin = Math.min(node['y'], yMin || node['y']); | |
| }); | |
| // First, we compute the scaling ratio, without considering the sizes | |
| // of the nodes : Each node will have its center in the canvas, but might | |
| // be partially out of it. | |
| var scale = self.p.scalingMode == 'outside' ? | |
| Math.max(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)) : | |
| Math.min(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)); | |
| // Then, we correct that scaling ratio considering a margin, which is | |
| // basically the size of the biggest node. | |
| // This has to be done as a correction since to compare the size of the | |
| // biggest node to the X and Y values, we have to first get an | |
| // approximation of the scaling ratio. | |
| var margin = (self.p.maxNodeSize || sizeMax) / scale; | |
| xMax += margin; | |
| xMin -= margin; | |
| yMax += margin; | |
| yMin -= margin; | |
| scale = self.p.scalingMode == 'outside' ? | |
| Math.max(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)) : | |
| Math.min(w / Math.max(xMax - xMin, 1), | |
| h / Math.max(yMax - yMin, 1)); | |
| // Size homothetic parameters: | |
| var a, b; | |
| if (!self.p.maxNodeSize && !self.p.minNodeSize) { | |
| a = 1; | |
| b = 0; | |
| }else if (self.p.maxNodeSize == self.p.minNodeSize) { | |
| a = 0; | |
| b = self.p.maxNodeSize; | |
| }else { | |
| a = (self.p.maxNodeSize - self.p.minNodeSize) / sizeMax; | |
| b = self.p.minNodeSize; | |
| } | |
| var c, d; | |
| if (!self.p.maxEdgeSize && !self.p.minEdgeSize) { | |
| c = 1; | |
| d = 0; | |
| }else if (self.p.maxEdgeSize == self.p.minEdgeSize) { | |
| c = 0; | |
| d = self.p.minEdgeSize; | |
| }else { | |
| c = (self.p.maxEdgeSize - self.p.minEdgeSize) / weightMax; | |
| d = self.p.minEdgeSize; | |
| } | |
| // Rescale the nodes: | |
| parseNodes && self.nodes.forEach(function(node) { | |
| node['displaySize'] = node['size'] * a + b; | |
| if (!node['fixed']) { | |
| node['displayX'] = (node['x'] - (xMax + xMin) / 2) * scale + w / 2; | |
| node['displayY'] = (node['y'] - (yMax + yMin) / 2) * scale + h / 2; | |
| } | |
| }); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| edge['displaySize'] = edge['size'] * c + d; | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Translates the display values of the nodes and edges relatively to the | |
| * scene position and zoom ratio. | |
| * @param {number} sceneX The x position of the scene. | |
| * @param {number} sceneY The y position of the scene. | |
| * @param {number} ratio The zoom ratio of the scene. | |
| * @param {boolean} parseNodes Indicates if the nodes have to be parsed. | |
| * @param {boolean} parseEdges Indicates if the edges have to be parsed. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function translate(sceneX, sceneY, ratio, parseNodes, parseEdges) { | |
| var sizeRatio = Math.pow(ratio, self.p.nodesPowRatio); | |
| parseNodes && self.nodes.forEach(function(node) { | |
| if (!node['fixed']) { | |
| node['displayX'] = node['displayX'] * ratio + sceneX; | |
| node['displayY'] = node['displayY'] * ratio + sceneY; | |
| } | |
| node['displaySize'] = node['displaySize'] * sizeRatio; | |
| }); | |
| sizeRatio = Math.pow(ratio, self.p.edgesPowRatio); | |
| parseEdges && self.edges.forEach(function(edge) { | |
| edge['displaySize'] = edge['displaySize'] * sizeRatio; | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Determines the borders of the graph as it will be drawn. It is used to | |
| * avoid the user to drag the graph out of the canvas. | |
| */ | |
| function setBorders() { | |
| self.borders = {}; | |
| self.nodes.forEach(function(node) { | |
| self.borders.minX = Math.min( | |
| self.borders.minX == undefined ? | |
| node['displayX'] - node['displaySize'] : | |
| self.borders.minX, | |
| node['displayX'] - node['displaySize'] | |
| ); | |
| self.borders.maxX = Math.max( | |
| self.borders.maxX == undefined ? | |
| node['displayX'] + node['displaySize'] : | |
| self.borders.maxX, | |
| node['displayX'] + node['displaySize'] | |
| ); | |
| self.borders.minY = Math.min( | |
| self.borders.minY == undefined ? | |
| node['displayY'] - node['displaySize'] : | |
| self.borders.minY, | |
| node['displayY'] - node['displaySize'] | |
| ); | |
| self.borders.maxY = Math.max( | |
| self.borders.maxY == undefined ? | |
| node['displayY'] - node['displaySize'] : | |
| self.borders.maxY, | |
| node['displayY'] - node['displaySize'] | |
| ); | |
| }); | |
| } | |
| /** | |
| * Checks which nodes are under the (mX, mY) points, representing the mouse | |
| * position. | |
| * @param {number} mX The mouse X position. | |
| * @param {number} mY The mouse Y position. | |
| * @return {Graph} Returns itself. | |
| */ | |
| function checkHover(mX, mY) { | |
| var dX, dY, s, over = [], out = []; | |
| self.nodes.forEach(function(node) { | |
| if (node['hidden']) { | |
| node['hover'] = false; | |
| return; | |
| } | |
| dX = Math.abs(node['displayX'] - mX); | |
| dY = Math.abs(node['displayY'] - mY); | |
| s = node['displaySize']; | |
| var oldH = node['hover']; | |
| var newH = dX < s && dY < s && Math.sqrt(dX * dX + dY * dY) < s; | |
| if (oldH && !newH) { | |
| node['hover'] = false; | |
| out.push(node.id); | |
| } else if (newH && !oldH) { | |
| node['hover'] = true; | |
| over.push(node.id); | |
| } | |
| }); | |
| over.length && self.dispatch('overnodes', over); | |
| out.length && self.dispatch('outnodes', out); | |
| return self; | |
| }; | |
| /** | |
| * Applies a function to a clone of each node (or indicated nodes), and then | |
| * tries to apply the modifications made on the clones to the original nodes. | |
| * @param {function(Object)} fun The function to execute. | |
| * @param {?Array.<string>} ids An Array of node IDs (optional). | |
| * @return {Graph} Returns itself. | |
| */ | |
| function iterNodes(fun, ids) { | |
| var a = ids ? ids.map(function(id) { | |
| return self.nodesIndex[id]; | |
| }) : self.nodes; | |
| var aCopies = a.map(cloneNode); | |
| aCopies.forEach(fun); | |
| a.forEach(function(n, i) { | |
| checkNode(n, aCopies[i]); | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Applies a function to a clone of each edge (or indicated edges), and then | |
| * tries to apply the modifications made on the clones to the original edges. | |
| * @param {function(Object)} fun The function to execute. | |
| * @param {?Array.<string>} ids An Array of edge IDs (optional). | |
| * @return {Graph} Returns itself. | |
| */ | |
| function iterEdges(fun, ids) { | |
| var a = ids ? ids.map(function(id) { | |
| return self.edgesIndex[id]; | |
| }) : self.edges; | |
| var aCopies = a.map(cloneEdge); | |
| aCopies.forEach(fun); | |
| a.forEach(function(e, i) { | |
| checkEdge(e, aCopies[i]); | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Returns a specific node clone or an array of specified node clones. | |
| * @param {(string|Array.<string>)} ids The ID or an array of node IDs. | |
| * @return {(Object|Array.<Object>)} The clone or the array of clones. | |
| */ | |
| function getNodes(ids) { | |
| var a = ((ids instanceof Array ? ids : [ids]) || []).map(function(id) { | |
| return cloneNode(self.nodesIndex[id]); | |
| }); | |
| return (ids instanceof Array ? a : a[0]); | |
| }; | |
| /** | |
| * Returns a specific edge clone or an array of specified edge clones. | |
| * @param {(string|Array.<string>)} ids The ID or an array of edge IDs. | |
| * @return {(Object|Array.<Object>)} The clone or the array of clones. | |
| */ | |
| function getEdges(ids) { | |
| var a = ((ids instanceof Array ? ids : [ids]) || []).map(function(id) { | |
| return cloneEdge(self.edgesIndex[id]); | |
| }); | |
| return (ids instanceof Array ? a : a[0]); | |
| }; | |
| empty(); | |
| this.addNode = addNode; | |
| this.addEdge = addEdge; | |
| this.dropNode = dropNode; | |
| this.dropEdge = dropEdge; | |
| this.iterEdges = iterEdges; | |
| this.iterNodes = iterNodes; | |
| this.getEdges = getEdges; | |
| this.getNodes = getNodes; | |
| this.empty = empty; | |
| this.rescale = rescale; | |
| this.translate = translate; | |
| this.setBorders = setBorders; | |
| this.checkHover = checkHover; | |
| } | |
| sigma.easing = { | |
| linear: {}, | |
| quadratic: {} | |
| }; | |
| sigma.easing.linear.easenone = function(k) { | |
| return k; | |
| }; | |
| sigma.easing.quadratic.easein = function(k) { | |
| return k * k; | |
| }; | |
| sigma.easing.quadratic.easeout = function(k) { | |
| return - k * (k - 2); | |
| }; | |
| sigma.easing.quadratic.easeinout = function(k) { | |
| if ((k *= 2) < 1) return 0.5 * k * k; | |
| return - 0.5 * (--k * (k - 2) - 1); | |
| }; | |
| sigma.debugMode = 0; | |
| sigma.log = function() { | |
| if (sigma.debugMode == 1) { | |
| for (var k in arguments) { | |
| console.log(arguments[k]); | |
| } | |
| }else if (sigma.debugMode > 1) { | |
| for (var k in arguments) { | |
| throw new Error(arguments[k]); | |
| } | |
| } | |
| return sigma; | |
| }; | |
| /** | |
| * Add a function to the prototype of SigmaPublic, but with access to the | |
| * Sigma class properties. | |
| * @param {string} pluginName [description]. | |
| * @param {function} caller [description]. | |
| * @param {function(Sigma)} launcher [description]. | |
| */ | |
| sigma.addPlugin = function(pluginName, caller, launcher) { | |
| SigmaPublic.prototype[pluginName] = caller; | |
| local.plugins.push(launcher); | |
| }; | |
| sigma.tools.drawRoundRect = function(ctx, x, y, w, h, ellipse, corners) { | |
| var e = ellipse ? ellipse : 0; | |
| var c = corners ? corners : []; | |
| c = ((typeof c) == 'string') ? c.split(' ') : c; | |
| var tl = e && (c.indexOf('topleft') >= 0 || | |
| c.indexOf('top') >= 0 || | |
| c.indexOf('left') >= 0); | |
| var tr = e && (c.indexOf('topright') >= 0 || | |
| c.indexOf('top') >= 0 || | |
| c.indexOf('right') >= 0); | |
| var bl = e && (c.indexOf('bottomleft') >= 0 || | |
| c.indexOf('bottom') >= 0 || | |
| c.indexOf('left') >= 0); | |
| var br = e && (c.indexOf('bottomright') >= 0 || | |
| c.indexOf('bottom') >= 0 || | |
| c.indexOf('right') >= 0); | |
| ctx.moveTo(x, y + e); | |
| if (tl) { | |
| ctx.arcTo(x, y, x + e, y, e); | |
| }else { | |
| ctx.lineTo(x, y); | |
| } | |
| if (tr) { | |
| ctx.lineTo(x + w - e, y); | |
| ctx.arcTo(x + w, y, x + w, y + e, e); | |
| }else { | |
| ctx.lineTo(x + w, y); | |
| } | |
| if (br) { | |
| ctx.lineTo(x + w, y + h - e); | |
| ctx.arcTo(x + w, y + h, x + w - e, y + h, e); | |
| }else { | |
| ctx.lineTo(x + w, y + h); | |
| } | |
| if (bl) { | |
| ctx.lineTo(x + e, y + h); | |
| ctx.arcTo(x, y + h, x, y + h - e, e); | |
| }else { | |
| ctx.lineTo(x, y + h); | |
| } | |
| ctx.lineTo(x, y + e); | |
| }; | |
| sigma.tools.getRGB = function(s, asArray) { | |
| s = s.toString(); | |
| var res = { | |
| 'r': 0, | |
| 'g': 0, | |
| 'b': 0 | |
| }; | |
| if (s.length >= 3) { | |
| if (s.charAt(0) == '#') { | |
| var l = s.length - 1; | |
| if (l == 6) { | |
| res = { | |
| 'r': parseInt(s.charAt(1) + s.charAt(2), 16), | |
| 'g': parseInt(s.charAt(3) + s.charAt(4), 16), | |
| 'b': parseInt(s.charAt(5) + s.charAt(5), 16) | |
| }; | |
| }else if (l == 3) { | |
| res = { | |
| 'r': parseInt(s.charAt(1) + s.charAt(1), 16), | |
| 'g': parseInt(s.charAt(2) + s.charAt(2), 16), | |
| 'b': parseInt(s.charAt(3) + s.charAt(3), 16) | |
| }; | |
| } | |
| } | |
| } | |
| if (asArray) { | |
| res = [ | |
| res['r'], | |
| res['g'], | |
| res['b'] | |
| ]; | |
| } | |
| return res; | |
| }; | |
| sigma.tools.rgbToHex = function(R, G, B) { | |
| return sigma.tools.toHex(R) + sigma.tools.toHex(G) + sigma.tools.toHex(B); | |
| }; | |
| sigma.tools.toHex = function(n) { | |
| n = parseInt(n, 10); | |
| if (isNaN(n)) { | |
| return '00'; | |
| } | |
| n = Math.max(0, Math.min(n, 255)); | |
| return '0123456789ABCDEF'.charAt((n - n % 16) / 16) + | |
| '0123456789ABCDEF'.charAt(n % 16); | |
| }; | |
| /** | |
| * sigma.chronos manages frames insertion to simulate asynchronous computing. | |
| * It has been designed to make possible to execute heavy computing tasks | |
| * for the browser, without freezing it. | |
| * @constructor | |
| * @extends sigma.classes.Cascade | |
| * @extends sigma.classes.EventDispatcher | |
| * @this {sigma.chronos} | |
| */ | |
| sigma.chronos = new (function() { | |
| sigma.classes.EventDispatcher.call(this); | |
| /** | |
| * Represents "this", without the well-known scope issue. | |
| * @private | |
| * @type {sigma.chronos} | |
| */ | |
| var self = this; | |
| /** | |
| * Indicates whether any task is actively running or not. | |
| * @private | |
| * @type {boolean} | |
| */ | |
| var isRunning = false; | |
| /** | |
| * Indicates the FPS "goal", that will define the theoretical | |
| * frame length. | |
| * @private | |
| * @type {number} | |
| */ | |
| var fpsReq = 80; | |
| /** | |
| * Stores the last computed FPS value (FPS is computed only when any | |
| * task is running). | |
| * @private | |
| * @type {number} | |
| */ | |
| var lastFPS = 0; | |
| /** | |
| * The number of frames inserted since the last start. | |
| * @private | |
| * @type {number} | |
| */ | |
| var framesCount = 0; | |
| /** | |
| * The theoretical frame time. | |
| * @private | |
| * @type {number} | |
| */ | |
| var frameTime = 1000 / fpsReq; | |
| /** | |
| * The theoretical frame length, minus the last measured delay. | |
| * @private | |
| * @type {number} | |
| */ | |
| var correctedFrameTime = frameTime; | |
| /** | |
| * The measured length of the last frame. | |
| * @private | |
| * @type {number} | |
| */ | |
| var effectiveTime = 0; | |
| /** | |
| * The time passed since the last runTasks action. | |
| * @private | |
| * @type {number} | |
| */ | |
| var currentTime = 0; | |
| /** | |
| * The time when the last frame was inserted. | |
| * @private | |
| * @type {number} | |
| */ | |
| var startTime = 0; | |
| /** | |
| * The difference between the theoretical frame length and the | |
| * last measured frame length. | |
| * @private | |
| * @type {number} | |
| */ | |
| var delay = 0; | |
| /** | |
| * The container of all active generators. | |
| * @private | |
| * @type {Object.<string, Object>} | |
| */ | |
| var generators = {}; | |
| /** | |
| * The array of all the referenced and active tasks. | |
| * @private | |
| * @type {Array.<Object>} | |
| */ | |
| var tasks = []; | |
| /** | |
| * The array of all the referenced and queued tasks. | |
| * @private | |
| * @type {Array.<Object>} | |
| */ | |
| var queuedTasks = []; | |
| /** | |
| * The index of the next task to execute. | |
| * @private | |
| * @type {number} | |
| */ | |
| var taskIndex = 0; | |
| /** | |
| * Inserts a frame before executing the callback. | |
| * @param {function()} callback The callback to execute after having | |
| * inserted the frame. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function insertFrame(callback) { | |
| window.setTimeout(callback, 0); | |
| return self; | |
| } | |
| /** | |
| * The local method that executes routine, and inserts frames when needed. | |
| * It dispatches a "frameinserted" event after having inserted any frame, | |
| * and an "insertframe" event before. | |
| * @private | |
| */ | |
| function frameInserter() { | |
| self.dispatch('frameinserted'); | |
| while (isRunning && tasks.length && routine()) {} | |
| if (!isRunning || !tasks.length) { | |
| stopTasks(); | |
| } else { | |
| startTime = (new Date()).getTime(); | |
| framesCount++; | |
| delay = effectiveTime - frameTime; | |
| correctedFrameTime = frameTime - delay; | |
| self.dispatch('insertframe'); | |
| insertFrame(frameInserter); | |
| } | |
| }; | |
| /** | |
| * The local method that executes the tasks, and compares the current frame | |
| * length to the ideal frame length. | |
| * @private | |
| * @return {boolean} Returns false if the current frame should be ended, | |
| * and true else. | |
| */ | |
| function routine() { | |
| taskIndex = taskIndex % tasks.length; | |
| if (!tasks[taskIndex].task()) { | |
| var n = tasks[taskIndex].taskName; | |
| queuedTasks = queuedTasks.filter(function(e) { | |
| (e.taskParent == n) && tasks.push({ | |
| taskName: e.taskName, | |
| task: e.task | |
| }); | |
| return e.taskParent != n; | |
| }); | |
| self.dispatch('killed', tasks.splice(taskIndex--, 1)[0]); | |
| } | |
| taskIndex++; | |
| effectiveTime = (new Date()).getTime() - startTime; | |
| return effectiveTime <= correctedFrameTime; | |
| }; | |
| /** | |
| * Starts tasks execution. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function runTasks() { | |
| isRunning = true; | |
| taskIndex = 0; | |
| framesCount = 0; | |
| startTime = (new Date()).getTime(); | |
| currentTime = startTime; | |
| self.dispatch('start'); | |
| self.dispatch('insertframe'); | |
| insertFrame(frameInserter); | |
| return self; | |
| }; | |
| /** | |
| * Stops tasks execution, and dispatch a "stop" event. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function stopTasks() { | |
| self.dispatch('stop'); | |
| isRunning = false; | |
| return self; | |
| }; | |
| /** | |
| * A task is a function that will be executed continuously while it returns | |
| * true. As soon as it return false, the task will be removed. | |
| * If several tasks are present, they will be executed in parallele. | |
| * This method will add the task to this execution process. | |
| * @param {function(): boolean} task The task to add. | |
| * @param {string} name The name of the worker, used for | |
| * managing the different tasks. | |
| * @param {boolean} autostart If true, sigma.chronos will start | |
| * automatically if it is not working | |
| * yet. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function addTask(task, name, autostart) { | |
| if (typeof task != 'function') { | |
| throw new Error('Task "' + name + '" is not a function'); | |
| } | |
| tasks.push({ | |
| taskName: name, | |
| task: task | |
| }); | |
| isRunning = !!(isRunning || (autostart && runTasks()) || true); | |
| return self; | |
| }; | |
| /** | |
| * Will add a task that will be start to be executed as soon as a task | |
| * named as the parent will be removed. | |
| * @param {function(): boolean} task The task to add. | |
| * @param {string} name The name of the worker, used for | |
| * managing the different tasks. | |
| * @param {string} parent The name of the parent task. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function queueTask(task, name, parent) { | |
| if (typeof task != 'function') { | |
| throw new Error('Task "' + name + '" is not a function'); | |
| } | |
| if (!tasks.concat(queuedTasks).some(function(e) { | |
| return e.taskName == parent; | |
| })) { | |
| throw new Error( | |
| 'Parent task "' + parent + '" of "' + name + '" is not attached.' | |
| ); | |
| } | |
| queuedTasks.push({ | |
| taskParent: parent, | |
| taskName: name, | |
| task: task | |
| }); | |
| return self; | |
| }; | |
| /** | |
| * Removes a task. | |
| * @param {string} v If v is undefined, then every tasks will | |
| * be removed. If not, each task named v will | |
| * be removed. | |
| * @param {number} queueStatus Determines the queued tasks behaviour. If 0, | |
| * then nothing will happen. If 1, the tasks | |
| * queued to any removed task will be triggered. | |
| * If 2, the tasks queued to any removed task | |
| * will be removed as well. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function removeTask(v, queueStatus) { | |
| if (v == undefined) { | |
| tasks = []; | |
| if (queueStatus == 1) { | |
| queuedTasks = []; | |
| }else if (queueStatus == 2) { | |
| tasks = queuedTasks; | |
| queuedTasks = []; | |
| } | |
| stopTasks(); | |
| } else { | |
| var n = (typeof v == 'string') ? v : ''; | |
| tasks = tasks.filter(function(e) { | |
| if ((typeof v == 'string') ? e.taskName == v : e.task == v) { | |
| n = e.taskName; | |
| return false; | |
| } | |
| return true; | |
| }); | |
| if (queueStatus > 0) { | |
| queuedTasks = queuedTasks.filter(function(e) { | |
| if (queueStatus == 1 && e.taskParent == n) { | |
| tasks.push(e); | |
| } | |
| return e.taskParent != n; | |
| }); | |
| } | |
| } | |
| isRunning = !!(!tasks.length || (stopTasks() && false)); | |
| return self; | |
| }; | |
| /** | |
| * A generator is a pair task/condition. The task will be executed | |
| * while it returns true. | |
| * When it returns false, the condition will be tested. If | |
| * the condition returns true, the task will be executed | |
| * again at the next process iteration. If not, the generator | |
| * is removed. | |
| * If several generators are present, they will be executed one | |
| * by one: When the first stops, the second will start, etc. When | |
| * they are all ended, then the conditions will be tested to know | |
| * which generators have to be started again. | |
| * @param {string} id The generators ID. | |
| * @param {function(): boolean} task The generator's task. | |
| * @param {function(): boolean} condition The generator's condition. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function addGenerator(id, task, condition) { | |
| if (generators[id] != undefined) { | |
| return self; | |
| } | |
| generators[id] = { | |
| task: task, | |
| condition: condition | |
| }; | |
| getGeneratorsCount(true) == 0 && startGenerators(); | |
| return self; | |
| }; | |
| /** | |
| * Removes a generator. It means that the task will continue being eecuted | |
| * until it returns false, but then the | |
| * condition will not be tested. | |
| * @param {string} id The generator's ID. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function removeGenerator(id) { | |
| if (generators[id]) { | |
| generators[id].on = false; | |
| generators[id].del = true; | |
| } | |
| return self; | |
| }; | |
| /** | |
| * Returns the number of generators. | |
| * @private | |
| * @param {boolean} running If true, returns the number of active | |
| * generators instead. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function getGeneratorsCount(running) { | |
| return running ? | |
| Object.keys(generators).filter(function(id) { | |
| return !!generators[id].on; | |
| }).length : | |
| Object.keys(generators).length; | |
| }; | |
| /** | |
| * Returns the array of the generators IDs. | |
| * @return {array.<string>} The array of IDs. | |
| */ | |
| function getGeneratorsIDs() { | |
| return Object.keys(generators); | |
| } | |
| /** | |
| * startGenerators is the method that manages which generator | |
| * is the next to start when another one stops. It will dispatch | |
| * a "stopgenerators" event if there is no more generator to start, | |
| * and a "startgenerators" event else. | |
| * @return {sigma.chronos} Returns itself. | |
| */ | |
| function startGenerators() { | |
| if (!Object.keys(generators).length) { | |
| self.dispatch('stopgenerators'); | |
| }else { | |
| self.dispatch('startgenerators'); | |
| self.unbind('killed', onTaskEnded); | |
| insertFrame(function() { | |
| for (var k in generators) { | |
| generators[k].on = true; | |
| addTask( | |
| generators[k].task, | |
| k, | |
| false | |
| ); | |
| } | |
| }); | |
| self.bind('killed', onTaskEnded).runTasks(); | |
| } | |
| return self; | |
| }; | |
| /** | |
| * A callback triggered everytime the task of a generator stops, that will | |
| * test the related generator's condition, and see if there is still any | |
| * generator to start. | |
| * @private | |
| * @param {Object} e The sigma.chronos "killed" event. | |
| */ | |
| function onTaskEnded(e) { | |
| if (generators[e['content'].taskName] != undefined) { | |
| if (generators[e['content'].taskName].del || | |
| !generators[e['content'].taskName].condition()) { | |
| delete generators[e['content'].taskName]; | |
| }else { | |
| generators[e['content'].taskName].on = false; | |
| } | |
| if (getGeneratorsCount(true) == 0) { | |
| startGenerators(); | |
| } | |
| } | |
| }; | |
| /** | |
| * Either set or returns the fpsReq property. This property determines | |
| * the number of frames that should be inserted per second. | |
| * @param {?number} v The frequency asked. | |
| * @return {(Chronos|number)} Returns the frequency if v is undefined, and | |
| * itself else. | |
| */ | |
| function frequency(v) { | |
| if (v != undefined) { | |
| fpsReq = Math.abs(1 * v); | |
| frameTime = 1000 / fpsReq; | |
| framesCount = 0; | |
| return self; | |
| } else { | |
| return fpsReq; | |
| } | |
| }; | |
| /** | |
| * Returns the actual average number of frames that are inserted per | |
| * second. | |
| * @return {number} The actual average FPS. | |
| */ | |
| function getFPS() { | |
| if (isRunning) { | |
| lastFPS = | |
| Math.round( | |
| framesCount / | |
| ((new Date()).getTime() - currentTime) * | |
| 10000 | |
| ) / 10; | |
| } | |
| return lastFPS; | |
| }; | |
| /** | |
| * Returns the number of tasks. | |
| * @return {number} The number of tasks. | |
| */ | |
| function getTasksCount() { | |
| return tasks.length; | |
| } | |
| /** | |
| * Returns the number of queued tasks. | |
| * @return {number} The number of queued tasks. | |
| */ | |
| function getQueuedTasksCount() { | |
| return queuedTasks.length; | |
| } | |
| /** | |
| * Returns how long sigma.chronos has active tasks running | |
| * without interuption for, in ms. | |
| * @return {number} The time chronos is running without interuption for. | |
| */ | |
| function getExecutionTime() { | |
| return startTime - currentTime; | |
| } | |
| this.frequency = frequency; | |
| this.runTasks = runTasks; | |
| this.stopTasks = stopTasks; | |
| this.insertFrame = insertFrame; | |
| this.addTask = addTask; | |
| this.queueTask = queueTask; | |
| this.removeTask = removeTask; | |
| this.addGenerator = addGenerator; | |
| this.removeGenerator = removeGenerator; | |
| this.startGenerators = startGenerators; | |
| this.getGeneratorsIDs = getGeneratorsIDs; | |
| this.getFPS = getFPS; | |
| this.getTasksCount = getTasksCount; | |
| this.getQueuedTasksCount = getQueuedTasksCount; | |
| this.getExecutionTime = getExecutionTime; | |
| return this; | |
| })(); | |
| sigma.publicPrototype = SigmaPublic.prototype; | |
| })(); | |