diff --git a/examples/timeline/05_groups.html b/examples/timeline/05_groups.html
index 42ae2d1c..ef82e318 100644
--- a/examples/timeline/05_groups.html
+++ b/examples/timeline/05_groups.html
@@ -19,6 +19,11 @@
     <script src="../../vis.js"></script>
 </head>
 <body>
+<p>
+    This example demonstrate using groups. Note that a DataSet is used for both
+    items and groups, allowing to dynamically add, update or remove both items
+    and groups via the DataSet.
+</p>
 <div id="visualization"></div>
 
 <script>
@@ -26,7 +31,7 @@
     var groupCount = 3;
     var itemCount = 20;
 
-    // create a dataset with groups
+    // create a data set with groups
     var names = ['John', 'Alston', 'Lee', 'Grant'];
     var groups = new vis.DataSet();
     for (var g = 0; g < groupCount; g++) {
@@ -41,8 +46,7 @@
         items.add({
             id: i,
             group: group,
-            content: 'item ' + i +
-                    ' <span style="color:#97B0F8;">(' + names[group] + ')</span>',
+            content: 'item ' + i + ' <span style="color:#97B0F8;">(' + names[group] + ')</span>',
             start: start,
             type: 'box'
         });
diff --git a/src/timeline/component/item/ItemBox.js b/src/timeline/component/item/ItemBox.js
index da24eebd..fb25a3d2 100644
--- a/src/timeline/component/item/ItemBox.js
+++ b/src/timeline/component/item/ItemBox.js
@@ -189,8 +189,9 @@ ItemBox.prototype.reflow = function reflow() {
     data = this.data;
     range = this.parent && this.parent.range;
     if (data && range) {
-        // TODO: account for the width of the item. Take some margin
-        this.visible = (data.start > range.start) && (data.start < range.end);
+        // TODO: account for the width of the item
+        var interval = (range.end - range.start);
+        this.visible = (data.start > range.start - interval) && (data.start < range.end + interval);
     }
     else {
         this.visible = false;
diff --git a/src/timeline/component/item/ItemPoint.js b/src/timeline/component/item/ItemPoint.js
index 79c29acc..ec5b7d84 100644
--- a/src/timeline/component/item/ItemPoint.js
+++ b/src/timeline/component/item/ItemPoint.js
@@ -159,8 +159,9 @@ ItemPoint.prototype.reflow = function reflow() {
     data = this.data;
     range = this.parent && this.parent.range;
     if (data && range) {
-        // TODO: account for the width of the item. Take some margin
-        this.visible = (data.start > range.start) && (data.start < range.end);
+        // TODO: account for the width of the item
+        var interval = (range.end - range.start);
+        this.visible = (data.start > range.start - interval) && (data.start < range.end);
     }
     else {
         this.visible = false;
diff --git a/vis.js b/vis.js
index 0eb96c9d..df845841 100644
--- a/vis.js
+++ b/vis.js
@@ -5,7 +5,7 @@
  * A dynamic, browser-based visualization library.
  *
  * @version 0.1.0-SNAPSHOT
- * @date    2013-06-17
+ * @date    2013-06-18
  *
  * @license
  * Copyright (C) 2011-2013 Almende B.V, http://almende.com
@@ -5427,8 +5427,9 @@ ItemBox.prototype.reflow = function reflow() {
     data = this.data;
     range = this.parent && this.parent.range;
     if (data && range) {
-        // TODO: account for the width of the item. Take some margin
-        this.visible = (data.start > range.start) && (data.start < range.end);
+        // TODO: account for the width of the item
+        var interval = (range.end - range.start);
+        this.visible = (data.start > range.start - interval) && (data.start < range.end + interval);
     }
     else {
         this.visible = false;
@@ -5712,8 +5713,9 @@ ItemPoint.prototype.reflow = function reflow() {
     data = this.data;
     range = this.parent && this.parent.range;
     if (data && range) {
-        // TODO: account for the width of the item. Take some margin
-        this.visible = (data.start > range.start) && (data.start < range.end);
+        // TODO: account for the width of the item
+        var interval = (range.end - range.start);
+        this.visible = (data.start > range.start - interval) && (data.start < range.end);
     }
     else {
         this.visible = false;
diff --git a/vis.min.js b/vis.min.js
index 53cd2030..08726ae8 100644
--- a/vis.min.js
+++ b/vis.min.js
@@ -5,7 +5,7 @@
  * A dynamic, browser-based visualization library.
  *
  * @version 0.1.0-SNAPSHOT
- * @date    2013-06-17
+ * @date    2013-06-18
  *
  * @license
  * Copyright (C) 2011-2013 Almende B.V, http://almende.com
@@ -23,7 +23,7 @@
  * the License.
  */
 (function(t){if("function"==typeof bootstrap)bootstrap("vis",t);else if("object"==typeof exports)module.exports=t();else if("function"==typeof define&&define.amd)define(t);else if("undefined"!=typeof ses){if(!ses.ok())return;ses.makeVis=t}else"undefined"!=typeof window?window.vis=t():global.vis=t()})(function(){var t;return function(t,e,i){function s(i,o){if(!e[i]){if(!t[i]){var r="function"==typeof require&&require;if(!o&&r)return r(i,!0);if(n)return n(i,!0);throw Error("Cannot find module '"+i+"'")}var a=e[i]={exports:{}};t[i][0].call(a.exports,function(e){var n=t[i][1][e];return s(n?n:e)},a,a.exports)}return e[i].exports}for(var n="function"==typeof require&&require,o=0;i.length>o;o++)s(i[o]);return s}({1:[function(e,i,s){(function(){function n(){this.subscriptions=[]}function o(t){if(this.id=D.randomUUID(),this.options=t||{},this.data={},this.fieldId=this.options.fieldId||"id",this.fieldTypes={},this.options.fieldTypes)for(var e in 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s,n}),Object.create||(Object.create=function(t){function e(){}if(arguments.length>1)throw Error("Object.create implementation only accepts the first parameter.");return e.prototype=t,new e});var O={listeners:[],indexOf:function(t){for(var e=this.listeners,i=0,s=this.listeners.length;s>i;i++){var n=e[i];if(n&&n.object==t)return i}return-1},addListener:function(t,e,i){var s=this.indexOf(t),n=this.listeners[s];n||(n={object:t,events:{}},this.listeners.push(n));var o=n.events[e];o||(o=[],n.events[e]=o),-1==o.indexOf(i)&&o.push(i)},removeListener:function(t,e,i){var s=this.indexOf(t),n=this.listeners[s];if(n){var o=n.events[e];o&&(s=o.indexOf(i),-1!=s&&o.splice(s,1),0==o.length&&delete n.events[e]);var r=0,a=n.events;for(var h in a)a.hasOwnProperty(h)&&r++;0==r&&delete this.listeners[s]}},removeAllListeners:function(){this.listeners=[]},trigger:function(t,e,i){var s=this.indexOf(t),n=this.listeners[s];if(n){var o=n.events[e];if(o)for(var r=0,a=o.length;a>r;r++)o[r](i)}}};n.prototype.on=function(t,e,i){var s=t instanceof RegExp?t:RegExp(t.replace("*","\\w+")),n={id:D.randomUUID(),event:t,regexp:s,callback:"function"==typeof e?e:null,target:i};return this.subscriptions.push(n),n.id},n.prototype.off=function(t){for(var e=0;this.subscriptions.length>e;){var i=this.subscriptions[e],s=!0;if(t instanceof Object)for(var n in t)t.hasOwnProperty(n)&&t[n]!==i[n]&&(s=!1);else s=i.id==t;s?this.subscriptions.splice(e,1):e++}},n.prototype.emit=function(t,e,i){for(var s=0;this.subscriptions.length>s;s++){var n=this.subscriptions[s];n.regexp.test(t)&&n.callback&&n.callback(t,e,i)}},o.prototype.subscribe=function(t,e,i){var s=this.subscribers[t];s||(s=[],this.subscribers[t]=s),s.push({id:i?i+"":null,callback:e})},o.prototype.unsubscribe=function(t,e){var i=this.subscribers[t];i&&(this.subscribers[t]=i.filter(function(t){return t.callback!=e}))},o.prototype._trigger=function(t,e,i){if("*"==t)throw Error("Cannot trigger event *");var s=[];t in this.subscribers&&(s=s.concat(this.subscribers[t])),"*"in this.subscribers&&(s=s.concat(this.subscribers["*"]));for(var n=0;s.length>n;n++){var o=s[n];o.callback&&o.callback(t,e,i||null)}},o.prototype.add=function(t,e){var i,s=[],n=this;if(t instanceof Array)for(var o=0,r=t.length;r>o;o++)i=n._addItem(t[o]),s.push(i);else if(D.isDataTable(t))for(var a=this._getColumnNames(t),h=0,d=t.getNumberOfRows();d>h;h++){for(var p={},l=0,c=a.length;c>l;l++){var u=a[l];p[u]=t.getValue(h,l)}i=n._addItem(p),s.push(i)}else{if(!(t instanceof Object))throw Error("Unknown dataType");i=n._addItem(t),s.push(i)}s.length&&this._trigger("add",{items:s},e)},o.prototype.update=function(t,e){var i=[],s=[],n=this,o=n.fieldId,r=function(t){var e=t[o];n.data[e]?(e=n._updateItem(t),s.push(e)):(e=n._addItem(t),i.push(e))};if(t instanceof Array)for(var a=0,h=t.length;h>a;a++)r(t[a]);else if(D.isDataTable(t))for(var d=this._getColumnNames(t),p=0,l=t.getNumberOfRows();l>p;p++){for(var c={},u=0,f=d.length;f>u;u++){var m=d[u];c[m]=t.getValue(p,u)}r(c)}else{if(!(t instanceof Object))throw Error("Unknown dataType");r(t)}i.length&&this._trigger("add",{items:i},e),s.length&&this._trigger("update",{items:s},e)},o.prototype.get=function(){var t,e,i,s,n=this,o=D.getType(arguments[0]);"String"==o||"Number"==o?(t=arguments[0],i=arguments[1],s=arguments[2]):"Array"==o?(e=arguments[0],i=arguments[1],s=arguments[2]):(i=arguments[0],s=arguments[1]);var r;if(i&&i.type){if(r="DataTable"==i.type?"DataTable":"Array",s&&r!=D.getType(s))throw Error('Type of parameter "data" ('+D.getType(s)+") "+"does not correspond with specified options.type ("+i.type+")");if("DataTable"==r&&!D.isDataTable(s))throw Error('Parameter "data" must be a DataTable when options.type is "DataTable"')}else r=s?"DataTable"==D.getType(s)?"DataTable":"Array":"Array";var a,h,d,p,l=i&&i.fieldTypes||this.options.fieldTypes,c=i&&i.filter,u=[];if(void 0!=t)a=n._getItem(t,l),c&&!c(a)&&(a=null);else if(void 0!=e)for(d=0,p=e.length;p>d;d++)a=n._getItem(e[d],l),(!c||c(a))&&u.push(a);else for(h in this.data)this.data.hasOwnProperty(h)&&(a=n._getItem(h,l),(!c||c(a))&&u.push(a));if(i&&i.order&&void 0==t&&this._sort(u,i.order),i&&i.fields){var f=i.fields;if(void 0!=t)a=this._filterFields(a,f);else for(d=0,p=u.length;p>d;d++)u[d]=this._filterFields(u[d],f)}if("DataTable"==r){var m=this._getColumnNames(s);if(void 0!=t)n._appendRow(s,m,a);else for(d=0,p=u.length;p>d;d++)n._appendRow(s,m,u[d]);return s}if(void 0!=t)return a;if(s){for(d=0,p=u.length;p>d;d++)s.push(u[d]);return s}return u},o.prototype.getIds=function(t){var e,i,s,n,o,r=this.data,a=t&&t.filter,h=t&&t.order,d=t&&t.fieldTypes||this.options.fieldTypes,p=[];if(a)if(h){o=[];for(s in r)r.hasOwnProperty(s)&&(n=this._getItem(s,d),a(n)&&o.push(n));for(this._sort(o,h),e=0,i=o.length;i>e;e++)p[e]=o[e][this.fieldId]}else for(s in r)r.hasOwnProperty(s)&&(n=this._getItem(s,d),a(n)&&p.push(n[this.fieldId]));else if(h){o=[];for(s in r)r.hasOwnProperty(s)&&o.push(r[s]);for(this._sort(o,h),e=0,i=o.length;i>e;e++)p[e]=o[e][this.fieldId]}else for(s in r)r.hasOwnProperty(s)&&(n=r[s],p.push(n[this.fieldId]));return p},o.prototype.forEach=function(t,e){var i,s,n=e&&e.filter,o=e&&e.fieldTypes||this.options.fieldTypes,r=this.data;if(e&&e.order)for(var a=this.get(e),h=0,d=a.length;d>h;h++)i=a[h],s=i[this.fieldId],t(i,s);else for(s in r)r.hasOwnProperty(s)&&(i=this._getItem(s,o),(!n||n(i))&&t(i,s))},o.prototype.map=function(t,e){var i,s=e&&e.filter,n=e&&e.fieldTypes||this.options.fieldTypes,o=[],r=this.data;for(var a in r)r.hasOwnProperty(a)&&(i=this._getItem(a,n),(!s||s(i))&&o.push(t(i,a)));return e&&e.order&&this._sort(o,e.order),o},o.prototype._filterFields=function(t,e){var i={};for(var s in t)t.hasOwnProperty(s)&&-1!=e.indexOf(s)&&(i[s]=t[s]);return i},o.prototype._sort=function(t,e){if(D.isString(e)){var i=e;t.sort(function(t,e){var s=t[i],n=e[i];return s>n?1:n>s?-1:0})}else{if("function"!=typeof e)throw new TypeError("Order must be a function or a string");t.sort(e)}},o.prototype.remove=function(t,e){var i,s,n=[];if(D.isNumber(t)||D.isString(t))delete this.data[t],delete this.internalIds[t],n.push(t);else if(t instanceof Array){for(i=0,s=t.length;s>i;i++)this.remove(t[i]);n=items.concat(t)}else if(t instanceof Object)for(i in this.data)this.data.hasOwnProperty(i)&&this.data[i]==t&&(delete this.data[i],delete this.internalIds[i],n.push(i));n.length&&this._trigger("remove",{items:n},e)},o.prototype.clear=function(t){var e=Object.keys(this.data);this.data={},this.internalIds={},this._trigger("remove",{items:e},t)},o.prototype.max=function(t){var e=this.data,i=null,s=null;for(var n in e)if(e.hasOwnProperty(n)){var o=e[n],r=o[t];null!=r&&(!i||r>s)&&(i=o,s=r)}return i},o.prototype.min=function(t){var e=this.data,i=null,s=null;for(var n in e)if(e.hasOwnProperty(n)){var o=e[n],r=o[t];null!=r&&(!i||s>r)&&(i=o,s=r)}return i},o.prototype.distinct=function(t){var e=this.data,i=[],s=this.options.fieldTypes[t],n=0;for(var o in e)if(e.hasOwnProperty(o)){for(var r=e[o],a=D.cast(r[t],s),h=!1,d=0;n>d;d++)if(i[d]==a){h=!0;break}h||(i[n]=a,n++)}return i},o.prototype._addItem=function(t){var e=t[this.fieldId];if(void 0!=e){if(this.data[e])throw Error("Cannot add item: item with id "+e+" already exists")}else e=D.randomUUID(),t[this.fieldId]=e,this.internalIds[e]=t;var i={};for(var s in t)if(t.hasOwnProperty(s)){var n=this.fieldTypes[s];i[s]=D.cast(t[s],n)}return this.data[e]=i,e},o.prototype._getItem=function(t,e){var i,s,n=this.data[t];if(!n)return null;var o={},r=this.fieldId,a=this.internalIds;if(e)for(i in n)n.hasOwnProperty(i)&&(s=n[i],i==r&&s in a||(o[i]=D.cast(s,e[i])));else for(i in n)n.hasOwnProperty(i)&&(s=n[i],i==r&&s in a||(o[i]=s));return o},o.prototype._updateItem=function(t){var e=t[this.fieldId];if(void 0==e)throw Error("Cannot update item: item has no id (item: "+JSON.stringify(t)+")");var i=this.data[e];if(!i)throw Error("Cannot update item: no item with id "+e+" found");for(var s in t)if(t.hasOwnProperty(s)){var n=this.fieldTypes[s];i[s]=D.cast(t[s],n)}return e},o.prototype._getColumnNames=function(t){for(var e=[],i=0,s=t.getNumberOfColumns();s>i;i++)e[i]=t.getColumnId(i)||t.getColumnLabel(i);return e},o.prototype._appendRow=function(t,e,i){for(var s=t.addRow(),n=0,o=e.length;o>n;n++){var r=e[n];t.setValue(s,n,i[r])}},r.prototype.setData=function(t){var e,i,s;if(this.data){this.data.unsubscribe&&this.data.unsubscribe("*",this.listener),e=[];for(var n in this.ids)this.ids.hasOwnProperty(n)&&e.push(n);this.ids={},this._trigger("remove",{items:e})}if(this.data=t,this.data){for(this.fieldId=this.options.fieldId||this.data&&this.data.options&&this.data.options.fieldId||"id",e=this.data.getIds({filter:this.options&&this.options.filter}),i=0,s=e.length;s>i;i++)n=e[i],this.ids[n]=!0;this._trigger("add",{items:e}),this.data.subscribe&&this.data.subscribe("*",this.listener)}},r.prototype.get=function(){var t,e,i,s=this,n=D.getType(arguments[0]);"String"==n||"Number"==n||"Array"==n?(t=arguments[0],e=arguments[1],i=arguments[2]):(e=arguments[0],i=arguments[1]);var o=D.extend({},this.options,e);this.options.filter&&e&&e.filter&&(o.filter=function(t){return s.options.filter(t)&&e.filter(t)});var r=[];return void 0!=t&&r.push(t),r.push(o),r.push(i),this.data&&this.data.get.apply(this.data,r)},r.prototype.getIds=function(t){var e;if(this.data){var i,s=this.options.filter;i=t&&t.filter?s?function(e){return s(e)&&t.filter(e)}:t.filter:s,e=this.data.getIds({filter:i,order:t&&t.order})}else e=[];return e},r.prototype._onEvent=function(t,e,i){var s,n,o,r,a=e&&e.items,h=this.data,d=[],p=[],l=[];if(a&&h){switch(t){case"add":for(s=0,n=a.length;n>s;s++)o=a[s],r=this.get(o),r&&(this.ids[o]=!0,d.push(o));break;case"update":for(s=0,n=a.length;n>s;s++)o=a[s],r=this.get(o),r?this.ids[o]?p.push(o):(this.ids[o]=!0,d.push(o)):this.ids[o]&&(delete this.ids[o],l.push(o));break;case"remove":for(s=0,n=a.length;n>s;s++)o=a[s],this.ids[o]&&(delete this.ids[o],l.push(o))}d.length&&this._trigger("add",{items:d},i),p.length&&this._trigger("update",{items:p},i),l.length&&this._trigger("remove",{items:l},i)}},r.prototype.subscribe=o.prototype.subscribe,r.prototype.unsubscribe=o.prototype.unsubscribe,r.prototype._trigger=o.prototype._trigger,TimeStep=function(t,e,i){this.current=new Date,this._start=new Date,this._end=new Date,this.autoScale=!0,this.scale=TimeStep.SCALE.DAY,this.step=1,this.setRange(t,e,i)},TimeStep.SCALE={MILLISECOND:1,SECOND:2,MINUTE:3,HOUR:4,DAY:5,WEEKDAY:6,MONTH:7,YEAR:8},TimeStep.prototype.setRange=function(t,e,i){t instanceof Date&&e instanceof Date&&(this._start=void 0!=t?new Date(t.valueOf()):new Date,this._end=void 0!=e?new Date(e.valueOf()):new Date,this.autoScale&&this.setMinimumStep(i))},TimeStep.prototype.first=function(){this.current=new Date(this._start.valueOf()),this.roundToMinor()},TimeStep.prototype.roundToMinor=function(){switch(this.scale){case TimeStep.SCALE.YEAR:this.current.setFullYear(this.step*Math.floor(this.current.getFullYear()/this.step)),this.current.setMonth(0);case TimeStep.SCALE.MONTH:this.current.setDate(1);case TimeStep.SCALE.DAY:case TimeStep.SCALE.WEEKDAY:this.current.setHours(0);case TimeStep.SCALE.HOUR:this.current.setMinutes(0);case TimeStep.SCALE.MINUTE:this.current.setSeconds(0);case TimeStep.SCALE.SECOND:this.current.setMilliseconds(0)}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.setMilliseconds(this.current.getMilliseconds()-this.current.getMilliseconds()%this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()-this.current.getSeconds()%this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()-this.current.getMinutes()%this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()-this.current.getHours()%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()-1-(this.current.getDate()-1)%this.step+1);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()-this.current.getMonth()%this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()-this.current.getFullYear()%this.step);break;default:}},TimeStep.prototype.hasNext=function(){return this.current.valueOf()<=this._end.valueOf()},TimeStep.prototype.next=function(){var t=this.current.valueOf();if(6>this.current.getMonth())switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current=new Date(this.current.valueOf()+1e3*this.step);break;case TimeStep.SCALE.MINUTE:this.current=new Date(this.current.valueOf()+60*1e3*this.step);break;case TimeStep.SCALE.HOUR:this.current=new Date(this.current.valueOf()+60*60*1e3*this.step);var e=this.current.getHours();this.current.setHours(e-e%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}else switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()+this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()+this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()+this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.getMilliseconds()<this.step&&this.current.setMilliseconds(0);break;case TimeStep.SCALE.SECOND:this.current.getSeconds()<this.step&&this.current.setSeconds(0);break;case TimeStep.SCALE.MINUTE:this.current.getMinutes()<this.step&&this.current.setMinutes(0);break;case TimeStep.SCALE.HOUR:this.current.getHours()<this.step&&this.current.setHours(0);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.getDate()<this.step+1&&this.current.setDate(1);break;case TimeStep.SCALE.MONTH:this.current.getMonth()<this.step&&this.current.setMonth(0);break;case TimeStep.SCALE.YEAR:break;default:}this.current.valueOf()==t&&(this.current=new Date(this._end.valueOf()))},TimeStep.prototype.getCurrent=function(){return this.current},TimeStep.prototype.setScale=function(t,e){this.scale=t,e>0&&(this.step=e),this.autoScale=!1},TimeStep.prototype.setAutoScale=function(t){this.autoScale=t},TimeStep.prototype.setMinimumStep=function(t){if(void 0!=t){var e=31104e6,i=2592e6,s=864e5,n=36e5,o=6e4,r=1e3,a=1;1e3*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1e3),500*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=500),100*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=100),50*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=50),10*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=10),5*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=5),e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1),3*i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=3),i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=1),5*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=5),2*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=2),s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=1),s/2>t&&(this.scale=TimeStep.SCALE.WEEKDAY,this.step=1),4*n>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=4),n>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=1),15*o>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=15),10*o>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=10),5*o>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=5),o>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=1),15*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=15),10*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=10),5*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=5),r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=1),200*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=200),100*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=100),50*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=50),10*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=10),5*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=5),a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=1)
-}},TimeStep.prototype.snap=function(t){if(this.scale==TimeStep.SCALE.YEAR){var e=t.getFullYear()+Math.round(t.getMonth()/12);t.setFullYear(Math.round(e/this.step)*this.step),t.setMonth(0),t.setDate(0),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MONTH)t.getDate()>15?(t.setDate(1),t.setMonth(t.getMonth()+1)):t.setDate(1),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0);else if(this.scale==TimeStep.SCALE.DAY||this.scale==TimeStep.SCALE.WEEKDAY){switch(this.step){case 5:case 2:t.setHours(24*Math.round(t.getHours()/24));break;default:t.setHours(12*Math.round(t.getHours()/12))}t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.HOUR){switch(this.step){case 4:t.setMinutes(60*Math.round(t.getMinutes()/60));break;default:t.setMinutes(30*Math.round(t.getMinutes()/30))}t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MINUTE){switch(this.step){case 15:case 10:t.setMinutes(5*Math.round(t.getMinutes()/5)),t.setSeconds(0);break;case 5:t.setSeconds(60*Math.round(t.getSeconds()/60));break;default:t.setSeconds(30*Math.round(t.getSeconds()/30))}t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.SECOND)switch(this.step){case 15:case 10:t.setSeconds(5*Math.round(t.getSeconds()/5)),t.setMilliseconds(0);break;case 5:t.setMilliseconds(1e3*Math.round(t.getMilliseconds()/1e3));break;default:t.setMilliseconds(500*Math.round(t.getMilliseconds()/500))}else if(this.scale==TimeStep.SCALE.MILLISECOND){var i=this.step>5?this.step/2:1;t.setMilliseconds(Math.round(t.getMilliseconds()/i)*i)}},TimeStep.prototype.isMajor=function(){switch(this.scale){case TimeStep.SCALE.MILLISECOND:return 0==this.current.getMilliseconds();case TimeStep.SCALE.SECOND:return 0==this.current.getSeconds();case TimeStep.SCALE.MINUTE:return 0==this.current.getHours()&&0==this.current.getMinutes();case TimeStep.SCALE.HOUR:return 0==this.current.getHours();case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return 1==this.current.getDate();case TimeStep.SCALE.MONTH:return 0==this.current.getMonth();case TimeStep.SCALE.YEAR:return!1;default:return!1}},TimeStep.prototype.getLabelMinor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return E(t).format("SSS");case TimeStep.SCALE.SECOND:return E(t).format("s");case TimeStep.SCALE.MINUTE:return E(t).format("HH:mm");case TimeStep.SCALE.HOUR:return E(t).format("HH:mm");case TimeStep.SCALE.WEEKDAY:return E(t).format("ddd D");case TimeStep.SCALE.DAY:return E(t).format("D");case TimeStep.SCALE.MONTH:return E(t).format("MMM");case TimeStep.SCALE.YEAR:return E(t).format("YYYY");default:return""}},TimeStep.prototype.getLabelMajor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return E(t).format("HH:mm:ss");case TimeStep.SCALE.SECOND:return E(t).format("D MMMM HH:mm");case TimeStep.SCALE.MINUTE:case TimeStep.SCALE.HOUR:return E(t).format("ddd D MMMM");case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return E(t).format("MMMM YYYY");case TimeStep.SCALE.MONTH:return E(t).format("YYYY");case TimeStep.SCALE.YEAR:return"";default:return""}},a.prototype.setOptions=function(t){D.extend(this.options,t)},a.prototype.update=function(){this._order(),this._stack()},a.prototype._order=function(){var t=this.parent.items;if(!t)throw Error("Cannot stack items: parent does not contain items");var e=[],i=0;D.forEach(t,function(t){t.visible&&(e[i]=t,i++)});var s=this.options.order||this.defaultOptions.order;if("function"!=typeof s)throw Error("Option order must be a function");e.sort(s),this.ordered=e},a.prototype._stack=function(){var t,e,i,s=this.ordered,n=this.options,o=n.orientation||this.defaultOptions.orientation,r="top"==o;for(i=n.margin&&void 0!==n.margin.item?n.margin.item:this.defaultOptions.margin.item,t=0,e=s.length;e>t;t++){var a=s[t],h=null;do h=this.checkOverlap(s,t,0,t-1,i),null!=h&&(a.top=r?h.top+h.height+i:h.top-a.height-i);while(h)}},a.prototype.checkOverlap=function(t,e,i,s,n){for(var o=this.collision,r=t[e],a=s;a>=i;a--){var h=t[a];if(o(r,h,n)&&a!=e)return h}return null},a.prototype.collision=function(t,e,i){return t.left-i<e.left+e.width&&t.left+t.width+i>e.left&&t.top-i<e.top+e.height&&t.top+t.height+i>e.top},h.prototype.setOptions=function(t){D.extend(this.options,t),(null!=t.start||null!=t.end)&&this.setRange(t.start,t.end)},h.prototype.subscribe=function(t,e,i){var s,n=this;if("horizontal"!=i&&"vertical"!=i)throw new TypeError('Unknown direction "'+i+'". '+'Choose "horizontal" or "vertical".');if("move"==e)s={component:t,event:e,direction:i,callback:function(t){n._onMouseDown(t,s)},params:{}},t.on("mousedown",s.callback),n.listeners.push(s);else{if("zoom"!=e)throw new TypeError('Unknown event "'+e+'". '+'Choose "move" or "zoom".');s={component:t,event:e,direction:i,callback:function(t){n._onMouseWheel(t,s)},params:{}},t.on("mousewheel",s.callback),n.listeners.push(s)}},h.prototype.on=function(t,e){O.addListener(this,t,e)},h.prototype._trigger=function(t){O.trigger(this,t,{start:this.start,end:this.end})},h.prototype.setRange=function(t,e){var i=this._applyRange(t,e);i&&(this._trigger("rangechange"),this._trigger("rangechanged"))},h.prototype._applyRange=function(t,e){var i,s=null!=t?D.cast(t,"Number"):this.start,n=null!=e?D.cast(e,"Number"):this.end;if(isNaN(s))throw Error('Invalid start "'+t+'"');if(isNaN(n))throw Error('Invalid end "'+e+'"');if(s>n&&(n=s),null!=this.options.min){var o=this.options.min.valueOf();o>s&&(i=o-s,s+=i,n+=i)}if(null!=this.options.max){var r=this.options.max.valueOf();n>r&&(i=n-r,s-=i,n-=i)}if(null!=this.options.zoomMin){var a=this.options.zoomMin.valueOf();0>a&&(a=0),a>n-s&&(this.end-this.start>a?(i=a-(n-s),s-=i/2,n+=i/2):(s=this.start,n=this.end))}if(null!=this.options.zoomMax){var h=this.options.zoomMax.valueOf();0>h&&(h=0),n-s>h&&(h>this.end-this.start?(i=n-s-h,s+=i/2,n-=i/2):(s=this.start,n=this.end))}var d=this.start!=s||this.end!=n;return this.start=s,this.end=n,d},h.prototype.getRange=function(){return{start:this.start,end:this.end}},h.prototype.conversion=function(t){return this.start,this.end,h.conversion(this.start,this.end,t)},h.conversion=function(t,e,i){return 0!=i&&0!=e-t?{offset:t,factor:i/(e-t)}:{offset:0,factor:1}},h.prototype._onMouseDown=function(t,e){t=t||window.event;var i=e.params,s=t.which?1==t.which:1==t.button;if(s){i.mouseX=D.getPageX(t),i.mouseY=D.getPageY(t),i.previousLeft=0,i.previousOffset=0,i.moved=!1,i.start=this.start,i.end=this.end;var n=e.component.frame;n&&(n.style.cursor="move");var o=this;i.onMouseMove||(i.onMouseMove=function(t){o._onMouseMove(t,e)},D.addEventListener(document,"mousemove",i.onMouseMove)),i.onMouseUp||(i.onMouseUp=function(t){o._onMouseUp(t,e)},D.addEventListener(document,"mouseup",i.onMouseUp)),D.preventDefault(t)}},h.prototype._onMouseMove=function(t,e){t=t||window.event;var i=e.params,s=D.getPageX(t),n=D.getPageY(t);void 0==i.mouseX&&(i.mouseX=s),void 0==i.mouseY&&(i.mouseY=n);var o=s-i.mouseX,r=n-i.mouseY,a="horizontal"==e.direction?o:r;Math.abs(a)>=1&&(i.moved=!0);var h=i.end-i.start,d="horizontal"==e.direction?e.component.width:e.component.height,p=-a/d*h;this._applyRange(i.start+p,i.end+p),this._trigger("rangechange"),D.preventDefault(t)},h.prototype._onMouseUp=function(t,e){t=t||window.event;var i=e.params;e.component.frame&&(e.component.frame.style.cursor="auto"),i.onMouseMove&&(D.removeEventListener(document,"mousemove",i.onMouseMove),i.onMouseMove=null),i.onMouseUp&&(D.removeEventListener(document,"mouseup",i.onMouseUp),i.onMouseUp=null),i.moved&&this._trigger("rangechanged")},h.prototype._onMouseWheel=function(t,e){t=t||window.event;var i=0;if(t.wheelDelta?i=t.wheelDelta/120:t.detail&&(i=-t.detail/3),i){var s=this,n=function(){var n=i/5,o=null,r=e.component.frame;if(r){var a,h;if("horizontal"==e.direction){a=e.component.width,h=s.conversion(a);var d=D.getAbsoluteLeft(r),p=D.getPageX(t);o=(p-d)/h.factor+h.offset}else{a=e.component.height,h=s.conversion(a);var l=D.getAbsoluteTop(r),c=D.getPageY(t);o=(l+a-c-l)/h.factor+h.offset}}s.zoom(n,o)};n()}D.preventDefault(t)},h.prototype.zoom=function(t,e){null==e&&(e=(this.start+this.end)/2),t>=1&&(t=.9),-1>=t&&(t=-.9),0>t&&(t/=1+t);var i=this.start-e,s=this.end-e,n=this.start-i*t,o=this.end-s*t;this.setRange(n,o)},h.prototype.move=function(t){var e=this.end-this.start,i=this.start+e*t,s=this.end+e*t;this.start=i,this.end=s},d.prototype.add=function(t){if(void 0==t.id)throw Error("Component has no field id");if(!(t instanceof p||t instanceof d))throw new TypeError("Component must be an instance of prototype Component or Controller");t.controller=this,this.components[t.id]=t},d.prototype.remove=function(t){var e;for(e in this.components)if(this.components.hasOwnProperty(e)&&(e==t||this.components[e]==t))break;e&&delete this.components[e]},d.prototype.requestReflow=function(t){if(t)this.reflow();else if(!this.reflowTimer){var e=this;this.reflowTimer=setTimeout(function(){e.reflowTimer=void 0,e.reflow()},0)}},d.prototype.requestRepaint=function(t){if(t)this.repaint();else if(!this.repaintTimer){var e=this;this.repaintTimer=setTimeout(function(){e.repaintTimer=void 0,e.repaint()},0)}},d.prototype.repaint=function(){function t(s,n){n in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.repaint()||e,i[n]=!0)}var e=!1;this.repaintTimer&&(clearTimeout(this.repaintTimer),this.repaintTimer=void 0);var i={};D.forEach(this.components,t),e&&this.reflow()},d.prototype.reflow=function(){function t(s,n){n in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.reflow()||e,i[n]=!0)}var e=!1;this.reflowTimer&&(clearTimeout(this.reflowTimer),this.reflowTimer=void 0);var i={};D.forEach(this.components,t),e&&this.repaint()},p.prototype.setOptions=function(t){t&&(D.extend(this.options,t),this.controller&&(this.requestRepaint(),this.requestReflow()))},p.prototype.getOption=function(t){var e;return this.options&&(e=this.options[t]),void 0===e&&this.defaultOptions&&(e=this.defaultOptions[t]),e},p.prototype.getContainer=function(){return null},p.prototype.getFrame=function(){return this.frame},p.prototype.repaint=function(){return!1},p.prototype.reflow=function(){return!1},p.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},p.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},p.prototype.requestRepaint=function(){if(!this.controller)throw Error("Cannot request a repaint: no controller configured");this.controller.requestRepaint()},p.prototype.requestReflow=function(){if(!this.controller)throw Error("Cannot request a reflow: no controller configured");this.controller.requestReflow()},l.prototype=new p,l.prototype.setOptions=p.prototype.setOptions,l.prototype.getContainer=function(){return this.frame},l.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="panel";var o=s.className;o&&("function"==typeof o?D.addClassName(n,o()+""):D.addClassName(n,o+"")),this.frame=n,t+=1}if(!n.parentNode){if(!this.parent)throw Error("Cannot repaint panel: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint panel: parent has no container element");r.appendChild(n),t+=1}return t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%")),t+=e(n.style,"height",i(s.height,"100%")),t>0},l.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},c.prototype=new l,c.prototype.setOptions=p.prototype.setOptions,c.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="graph panel";var o=s.className;o&&D.addClassName(n,D.option.asString(o)),this.frame=n,t+=1}if(!n.parentNode){if(!this.container)throw Error("Cannot repaint root panel: no container attached");this.container.appendChild(n),t+=1}return t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%")),t+=e(n.style,"height",i(s.height,"100%")),this._updateEventEmitters(),this._updateWatch(),t>0},c.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},c.prototype._updateWatch=function(){var t=this.getOption("autoResize");t?this._watch():this._unwatch()},c.prototype._watch=function(){var t=this;this._unwatch();var e=function(){var e=t.getOption("autoResize");return e?(t.frame&&(t.frame.clientWidth!=t.width||t.frame.clientHeight!=t.height)&&t.requestReflow(),void 0):(t._unwatch(),void 0)};D.addEventListener(window,"resize",e),this.watchTimer=setInterval(e,1e3)},c.prototype._unwatch=function(){this.watchTimer&&(clearInterval(this.watchTimer),this.watchTimer=void 0)},c.prototype.on=function(t,e){var i=this.listeners[t];i||(i=[],this.listeners[t]=i),i.push(e),this._updateEventEmitters()},c.prototype._updateEventEmitters=function(){if(this.listeners){var t=this;D.forEach(this.listeners,function(e,i){if(t.emitters||(t.emitters={}),!(i in t.emitters)){var s=t.frame;if(s){var n=function(t){e.forEach(function(e){e(t)})};t.emitters[i]=n,D.addEventListener(s,i,n)}}})}},u.prototype=new p,u.prototype.setOptions=p.prototype.setOptions,u.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},u.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},u.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},u.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.getOption("orientation"),o=this.props,r=this.step,a=this.frame;if(a||(a=document.createElement("div"),this.frame=a,t+=1),a.className="axis "+n,!a.parentNode){if(!this.parent)throw Error("Cannot repaint time axis: no parent attached");var h=this.parent.getContainer();if(!h)throw Error("Cannot repaint time axis: parent has no container element");h.appendChild(a),t+=1}var d=a.parentNode;if(d){var p=a.nextSibling;d.removeChild(a);var l="bottom"==n&&this.props.parentHeight&&this.height?this.props.parentHeight-this.height+"px":"0px";if(t+=e(a.style,"top",i(s.top,l)),t+=e(a.style,"left",i(s.left,"0px")),t+=e(a.style,"width",i(s.width,"100%")),t+=e(a.style,"height",i(s.height,this.height+"px")),this._repaintMeasureChars(),this.step){this._repaintStart(),r.first();for(var c=void 0,u=0;r.hasNext()&&1e3>u;){u++;var f=r.getCurrent(),m=this.toScreen(f),g=r.isMajor();this.getOption("showMinorLabels")&&this._repaintMinorText(m,r.getLabelMinor()),g&&this.getOption("showMajorLabels")?(m>0&&(void 0==c&&(c=m),this._repaintMajorText(m,r.getLabelMajor())),this._repaintMajorLine(m)):this._repaintMinorLine(m),r.next()}if(this.getOption("showMajorLabels")){var v=this.toTime(0),y=r.getLabelMajor(v),w=y.length*(o.majorCharWidth||10)+10;(void 0==c||c>w)&&this._repaintMajorText(0,y)}this._repaintEnd()}this._repaintLine(),p?d.insertBefore(a,p):d.appendChild(a)}return t>0},u.prototype._repaintStart=function(){var t=this.dom,e=t.redundant;e.majorLines=t.majorLines,e.majorTexts=t.majorTexts,e.minorLines=t.minorLines,e.minorTexts=t.minorTexts,t.majorLines=[],t.majorTexts=[],t.minorLines=[],t.minorTexts=[]},u.prototype._repaintEnd=function(){D.forEach(this.dom.redundant,function(t){for(;t.length;){var e=t.pop();e&&e.parentNode&&e.parentNode.removeChild(e)}})},u.prototype._repaintMinorText=function(t,e){var i=this.dom.redundant.minorTexts.shift();if(!i){var s=document.createTextNode("");i=document.createElement("div"),i.appendChild(s),i.className="text minor",this.frame.appendChild(i)}this.dom.minorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.left=t+"px",i.style.top=this.props.minorLabelTop+"px"},u.prototype._repaintMajorText=function(t,e){var i=this.dom.redundant.majorTexts.shift();if(!i){var s=document.createTextNode(e);i=document.createElement("div"),i.className="text major",i.appendChild(s),this.frame.appendChild(i)}this.dom.majorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.top=this.props.majorLabelTop+"px",i.style.left=t+"px"},u.prototype._repaintMinorLine=function(t){var e=this.dom.redundant.minorLines.shift();e||(e=document.createElement("div"),e.className="grid vertical minor",this.frame.appendChild(e)),this.dom.minorLines.push(e);var i=this.props;e.style.top=i.minorLineTop+"px",e.style.height=i.minorLineHeight+"px",e.style.left=t-i.minorLineWidth/2+"px"},u.prototype._repaintMajorLine=function(t){var e=this.dom.redundant.majorLines.shift();e||(e=document.createElement("DIV"),e.className="grid vertical major",this.frame.appendChild(e)),this.dom.majorLines.push(e);var i=this.props;e.style.top=i.majorLineTop+"px",e.style.left=t-i.majorLineWidth/2+"px",e.style.height=i.majorLineHeight+"px"},u.prototype._repaintLine=function(){var t=this.dom.line,e=this.frame;this.options,this.getOption("showMinorLabels")||this.getOption("showMajorLabels")?(t?(e.removeChild(t),e.appendChild(t)):(t=document.createElement("div"),t.className="grid horizontal major",e.appendChild(t),this.dom.line=t),t.style.top=this.props.lineTop+"px"):t&&axis.parentElement&&(e.removeChild(axis.line),delete this.dom.line)},u.prototype._repaintMeasureChars=function(){var t,e=this.dom;if(!e.measureCharMinor){t=document.createTextNode("0");var i=document.createElement("DIV");i.className="text minor measure",i.appendChild(t),this.frame.appendChild(i),e.measureCharMinor=i}if(!e.measureCharMajor){t=document.createTextNode("0");var s=document.createElement("DIV");s.className="text major measure",s.appendChild(t),this.frame.appendChild(s),e.measureCharMajor=s}},u.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame,s=this.range;if(!s)throw Error("Cannot repaint time axis: no range configured");if(i){t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft);var n=this.props,o=this.getOption("showMinorLabels"),r=this.getOption("showMajorLabels"),a=this.dom.measureCharMinor,h=this.dom.measureCharMajor;a&&(n.minorCharHeight=a.clientHeight,n.minorCharWidth=a.clientWidth),h&&(n.majorCharHeight=h.clientHeight,n.majorCharWidth=h.clientWidth);var d=i.parentNode?i.parentNode.offsetHeight:0;switch(d!=n.parentHeight&&(n.parentHeight=d,t+=1),this.getOption("orientation")){case"bottom":n.minorLabelHeight=o?n.minorCharHeight:0,n.majorLabelHeight=r?n.majorCharHeight:0,n.minorLabelTop=0,n.majorLabelTop=n.minorLabelTop+n.minorLabelHeight,n.minorLineTop=-this.top,n.minorLineHeight=Math.max(this.top+n.majorLabelHeight,0),n.minorLineWidth=1,n.majorLineTop=-this.top,n.majorLineHeight=Math.max(this.top+n.minorLabelHeight+n.majorLabelHeight,0),n.majorLineWidth=1,n.lineTop=0;break;case"top":n.minorLabelHeight=o?n.minorCharHeight:0,n.majorLabelHeight=r?n.majorCharHeight:0,n.majorLabelTop=0,n.minorLabelTop=n.majorLabelTop+n.majorLabelHeight,n.minorLineTop=n.minorLabelTop,n.minorLineHeight=Math.max(d-n.majorLabelHeight-this.top),n.minorLineWidth=1,n.majorLineTop=0,n.majorLineHeight=Math.max(d-this.top),n.majorLineWidth=1,n.lineTop=n.majorLabelHeight+n.minorLabelHeight;break;default:throw Error('Unkown orientation "'+this.getOption("orientation")+'"')}var p=n.minorLabelHeight+n.majorLabelHeight;t+=e(this,"width",i.offsetWidth),t+=e(this,"height",p),this._updateConversion();var l=D.cast(s.start,"Date"),c=D.cast(s.end,"Date"),u=this.toTime(5*(n.minorCharWidth||10))-this.toTime(0);this.step=new TimeStep(l,c,u),t+=e(n.range,"start",l.valueOf()),t+=e(n.range,"end",c.valueOf()),t+=e(n.range,"minimumStep",u.valueOf())}return t>0},u.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype=new l,f.types={box:g,range:y,point:v},f.prototype.setOptions=p.prototype.setOptions,f.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},f.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.getOption("orientation"),o=this.defaultOptions,r=this.frame;if(!r){r=document.createElement("div"),r.className="itemset";var a=s.className;a&&D.addClassName(r,D.option.asString(a));var h=document.createElement("div");h.className="background",r.appendChild(h),this.dom.background=h;var d=document.createElement("div");d.className="foreground",r.appendChild(d),this.dom.foreground=d;var p=document.createElement("div");p.className="itemset-axis",this.dom.axis=p,this.frame=r,t+=1}if(!this.parent)throw Error("Cannot repaint itemset: no parent attached");var l=this.parent.getContainer();if(!l)throw Error("Cannot repaint itemset: parent has no container element");r.parentNode||(l.appendChild(r),t+=1),this.dom.axis.parentNode||(l.appendChild(this.dom.axis),t+=1),t+=e(r.style,"left",i(s.left,"0px")),t+=e(r.style,"top",i(s.top,"0px")),t+=e(r.style,"width",i(s.width,"100%")),t+=e(r.style,"height",i(s.height,this.height+"px")),t+=e(this.dom.axis.style,"left",i(s.left,"0px")),t+=e(this.dom.axis.style,"width",i(s.width,"100%")),t+="bottom"==n?e(this.dom.axis.style,"top",this.height+this.top+"px"):e(this.dom.axis.style,"top",this.top+"px"),this._updateConversion();var c=this,u=this.queue,m=this.itemsData,g=this.items,v={fields:[m&&m.fieldId||"id","start","end","content","type"]};return Object.keys(u).forEach(function(e){var i=u[e],n=g[e];switch(i){case"add":case"update":var r=m&&m.get(e,v);if(r){var a=r.type||r.start&&r.end&&"range"||s.type||"box",h=f.types[a];if(n&&(h&&n instanceof h?(n.data=r,t++):(t+=n.hide(),n=null)),!n){if(!h)throw new TypeError('Unknown item type "'+a+'"');n=new h(c,r,s,o),t++}n.repaint(),g[e]=n}delete u[e];break;case"remove":n&&(t+=n.hide()),delete g[e],delete u[e];break;default:console.log('Error: unknown action "'+i+'"')}}),D.forEach(this.items,function(e){e.visible?(t+=e.show(),e.reposition()):t+=e.hide()}),t>0},f.prototype.getForeground=function(){return this.dom.foreground},f.prototype.getBackground=function(){return this.dom.background},f.prototype.getAxis=function(){return this.dom.axis},f.prototype.reflow=function(){var t=0,e=this.options,i=e.margin&&e.margin.axis||this.defaultOptions.margin.axis,s=e.margin&&e.margin.item||this.defaultOptions.margin.item,n=D.updateProperty,o=D.option.asNumber,r=D.option.asSize,a=this.frame;if(a){this._updateConversion(),D.forEach(this.items,function(e){t+=e.reflow()}),this.stack.update();var h,d=o(e.maxHeight),p=null!=r(e.height);if(p)h=a.offsetHeight;else{var l=this.stack.ordered;if(l.length){var c=l[0].top,u=l[0].top+l[0].height;D.forEach(l,function(t){c=Math.min(c,t.top),u=Math.max(u,t.top+t.height)}),h=u-c+i+s}else h=i+s}null!=d&&(h=Math.min(h,d)),t+=n(this,"height",h),t+=n(this,"top",a.offsetTop),t+=n(this,"left",a.offsetLeft),t+=n(this,"width",a.offsetWidth)}else t+=1;return t>0},f.prototype.hide=function(){var t=!1;return this.frame&&this.frame.parentNode&&(this.frame.parentNode.removeChild(this.frame),t=!0),this.dom.axis&&this.dom.axis.parentNode&&(this.dom.axis.parentNode.removeChild(this.dom.axis),t=!0),t},f.prototype.setItems=function(t){var e,i=this,s=this.itemsData;if(t){if(!(t instanceof o||t instanceof r))throw new TypeError("Data must be an instance of DataSet");this.itemsData=t}else this.itemsData=null;if(s&&(D.forEach(this.listeners,function(t,e){s.unsubscribe(e,t)}),e=s.getIds(),this._onRemove(e)),this.itemsData){var n=this.id;D.forEach(this.listeners,function(t,e){i.itemsData.subscribe(e,t,n)}),e=this.itemsData.getIds(),this._onAdd(e)}},f.prototype.getItems=function(){return this.itemsData},f.prototype._onUpdate=function(t){this._toQueue("update",t)},f.prototype._onAdd=function(t){this._toQueue("add",t)},f.prototype._onRemove=function(t){this._toQueue("remove",t)},f.prototype._toQueue=function(t,e){var i=this.queue;e.forEach(function(e){i[e]=t}),this.controller&&this.requestRepaint()},f.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},f.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},m.prototype.select=function(){this.selected=!0},m.prototype.unselect=function(){this.selected=!1},m.prototype.show=function(){return!1},m.prototype.hide=function(){return!1},m.prototype.repaint=function(){return!1},m.prototype.reflow=function(){return!1},g.prototype=new m(null,null),g.prototype.select=function(){this.selected=!0},g.prototype.unselect=function(){this.selected=!1},g.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");var s=this.parent.getBackground();if(!s)throw Error("Cannot repaint time axis: parent has no background container element");var n=this.parent.getAxis();if(!s)throw Error("Cannot repaint time axis: parent has no axis container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),e.line.parentNode||(s.appendChild(e.line),t=!0),e.dot.parentNode||(n.appendChild(e.dot),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var o=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=o&&(this.className=o,e.box.className="item box"+o,e.line.className="item line"+o,e.dot.className="item dot"+o,t=!0)}return t},g.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},g.prototype.hide=function(){var t=!1,e=this.dom;return e&&(e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),e.line.parentNode&&e.line.parentNode.removeChild(e.line),e.dot.parentNode&&e.dot.parentNode.removeChild(e.dot)),t},g.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p,l,c=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(p=this.data,l=this.parent&&this.parent.range,this.visible=p&&l?p.start>l.start&&p.start<l.end:!1,this.visible)if(e=this.dom)if(t=D.updateProperty,i=this.props,s=this.options,o=this.parent.toScreen(this.data.start),r=s.align||this.defaultOptions.align,n=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,a=s.orientation||this.defaultOptions.orientation,c+=t(i.dot,"height",e.dot.offsetHeight),c+=t(i.dot,"width",e.dot.offsetWidth),c+=t(i.line,"width",e.line.offsetWidth),c+=t(i.line,"height",e.line.offsetHeight),c+=t(i.line,"top",e.line.offsetTop),c+=t(this,"width",e.box.offsetWidth),c+=t(this,"height",e.box.offsetHeight),d="right"==r?o-this.width:"left"==r?o:o-this.width/2,c+=t(this,"left",d),c+=t(i.line,"left",o-i.line.width/2),c+=t(i.dot,"left",o-i.dot.width/2),c+=t(i.dot,"top",-i.dot.height/2),"top"==a)h=n,c+=t(this,"top",h);else{var u=this.parent.height;h=u-this.height-n,c+=t(this,"top",h)}else c+=1;return c>0},g.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("DIV"),t.content=document.createElement("DIV"),t.content.className="content",t.box.appendChild(t.content),t.line=document.createElement("DIV"),t.line.className="line",t.dot=document.createElement("DIV"),t.dot.className="dot")},g.prototype.reposition=function(){var t=this.dom,e=this.props,i=this.options.orientation||this.defaultOptions.orientation;if(t){var s=t.box,n=t.line,o=t.dot;s.style.left=this.left+"px",s.style.top=this.top+"px",n.style.left=e.line.left+"px","top"==i?(n.style.top="0px",n.style.height=this.top+"px"):(n.style.top=this.top+this.height+"px",n.style.height=Math.max(this.parent.height-this.top-this.height+this.props.dot.height/2,0)+"px"),o.style.left=e.dot.left+"px",o.style.top=e.dot.top+"px"}},v.prototype=new m(null,null),v.prototype.select=function(){this.selected=!0},v.prototype.unselect=function(){this.selected=!1},v.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.point.parentNode||(i.appendChild(e.point),i.appendChild(e.point),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=s&&(this.className=s,e.point.className="item point"+s,t=!0)}return t},v.prototype.show=function(){return this.dom&&this.dom.point.parentNode?!1:this.repaint()},v.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.point.parentNode&&(e.point.parentNode.removeChild(e.point),t=!0),t},v.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start>d.start&&h.start<d.end:!1,this.visible)if(e=this.dom){if(t=D.updateProperty,i=this.props,s=this.options,o=s.orientation||this.defaultOptions.orientation,n=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,r=this.parent.toScreen(this.data.start),p+=t(this,"width",e.point.offsetWidth),p+=t(this,"height",e.point.offsetHeight),p+=t(i.dot,"width",e.dot.offsetWidth),p+=t(i.dot,"height",e.dot.offsetHeight),p+=t(i.content,"height",e.content.offsetHeight),"top"==o)a=n;else{var l=this.parent.height;a=Math.max(l-this.height-n,0)}p+=t(this,"top",a),p+=t(this,"left",r-i.dot.width/2),p+=t(i.content,"marginLeft",1.5*i.dot.width),p+=t(i.dot,"top",(this.height-i.dot.height)/2)}else p+=1;return p>0},v.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.point=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.point.appendChild(t.content),t.dot=document.createElement("div"),t.dot.className="dot",t.point.appendChild(t.dot))},v.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.point.style.top=this.top+"px",t.point.style.left=this.left+"px",t.content.style.marginLeft=e.content.marginLeft+"px",t.dot.style.top=e.dot.top+"px")},y.prototype=new m(null,null),y.prototype.select=function(){this.selected=!0},y.prototype.unselect=function(){this.selected=!1},y.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=this.data.className?""+this.data.className:"";this.className!=s&&(this.className=s,e.box.className="item range"+s,t=!0)
-}return t},y.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},y.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),t},y.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p,l,c,u,f,m,g=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(void 0==this.data.end)throw Error('Property "end" missing in item '+this.data.id);return h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start<d.end&&h.end>d.start:!1,this.visible&&(t=this.dom,t?(e=this.props,i=this.options,o=this.parent,r=o.toScreen(this.data.start),a=o.toScreen(this.data.end),p=D.updateProperty,l=t.box,c=o.width,f=i.orientation||this.defaultOptions.orientation,s=i.margin&&i.margin.axis||this.defaultOptions.margin.axis,n=i.padding||this.defaultOptions.padding,g+=p(e.content,"width",t.content.offsetWidth),g+=p(this,"height",l.offsetHeight),-c>r&&(r=-c),a>2*c&&(a=2*c),u=0>r?Math.min(-r,a-r-e.content.width-2*n):0,g+=p(e.content,"left",u),"top"==f?(m=s,g+=p(this,"top",m)):(m=o.height-this.height-s,g+=p(this,"top",m)),g+=p(this,"left",r),g+=p(this,"width",Math.max(a-r,1))):g+=1),g>0},y.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.box.appendChild(t.content))},y.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.box.style.top=this.top+"px",t.box.style.left=this.left+"px",t.box.style.width=this.width+"px",t.content.style.left=e.content.left+"px")},w.prototype=new p,w.prototype.setOptions=p.prototype.setOptions,w.prototype.getContainer=function(){return this.parent.getContainer()},w.prototype.setItems=function(t){if(this.itemset&&(this.itemset.hide(),this.itemset.setItems(),this.parent.controller.remove(this.itemset),this.itemset=null),t){var e=this.groupId,i=Object.create(this.options);this.itemset=new f(this,null,i),this.itemset.setRange(this.parent.range),this.view=new r(t,{filter:function(t){return t.group==e}}),this.itemset.setItems(this.view),this.parent.controller.add(this.itemset)}},w.prototype.repaint=function(){return!1},w.prototype.reflow=function(){var t=0,e=D.updateProperty;return t+=e(this,"top",this.itemset?this.itemset.top:0),t+=e(this,"height",this.itemset?this.itemset.height:0),t>0},b.prototype=new l,b.prototype.setOptions=p.prototype.setOptions,b.prototype.setRange=function(){},b.prototype.setItems=function(t){this.itemsData=t;for(var e in this.groups)if(this.groups.hasOwnProperty(e)){var i=this.groups[e];i.setItems(t)}},b.prototype.getItems=function(){return this.itemsData},b.prototype.setRange=function(t){this.range=t},b.prototype.setGroups=function(t){var e,i=this;if(this.groupsData&&(D.forEach(this.listeners,function(t,e){i.groupsData.unsubscribe(e,t)}),e=this.groupsData.getIds(),this._onRemove(e)),t?t instanceof o?this.groupsData=t:(this.groupsData=new o({fieldTypes:{start:"Date",end:"Date"}}),this.groupsData.add(t)):this.groupsData=null,this.groupsData){var s=this.id;D.forEach(this.listeners,function(t,e){i.groupsData.subscribe(e,t,s)}),e=this.groupsData.getIds(),this._onAdd(e)}},b.prototype.getGroups=function(){return this.groupsData},b.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="groupset";var o=s.className;o&&D.addClassName(n,D.option.asString(o)),this.frame=n,t+=1}if(!this.parent)throw Error("Cannot repaint groupset: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint groupset: parent has no container element");n.parentNode||(r.appendChild(n),t+=1),t+=e(n.style,"height",i(s.height,this.height+"px")),t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%"));var a=this,h=this.queue,d=this.groups,p=this.groupsData,l=Object.keys(h);if(l.length){l.forEach(function(t){var e=h[t],i=d[t];switch(e){case"add":case"update":if(!i){var s=Object.create(a.options);i=new w(a,t,s),i.setItems(a.itemsData),d[t]=i,a.controller.add(i)}i.data=p.get(t),delete h[t];break;case"remove":i&&(i.setItems(),delete d[t],a.controller.remove(i)),delete h[t];break;default:console.log('Error: unknown action "'+e+'"')}});for(var c=this.groupsData.getIds({order:this.options.groupsOrder}),u=0;c.length>u;u++)(function(t,e){var i=0;e&&(i=function(){return e.top+e.height}),t.setOptions({top:i})})(d[c[u]],d[c[u-1]]);t++}return t>0},b.prototype.getContainer=function(){return this.frame},b.prototype.reflow=function(){var t=0,e=this.options,i=D.updateProperty,s=D.option.asNumber,n=D.option.asSize,o=this.frame;if(o){var r,a=s(e.maxHeight),h=null!=n(e.height);if(h)r=o.offsetHeight;else{r=0;for(var d in this.groups)if(this.groups.hasOwnProperty(d)){var p=this.groups[d];r+=p.height}}null!=a&&(r=Math.min(r,a)),t+=i(this,"height",r),t+=i(this,"top",o.offsetTop),t+=i(this,"left",o.offsetLeft),t+=i(this,"width",o.offsetWidth)}return t>0},b.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},b.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},b.prototype._onUpdate=function(t){this._toQueue(t,"update")},b.prototype._onAdd=function(t){this._toQueue(t,"add")},b.prototype._onRemove=function(t){this._toQueue(t,"remove")},b.prototype._toQueue=function(t,e){var i=this.queue;t.forEach(function(t){i[t]=e}),this.controller&&this.requestRepaint()},_.prototype.setOptions=function(t){t&&D.extend(this.options,t),this.controller.reflow(),this.controller.repaint()},_.prototype.setItems=function(t){var e,i=null==this.itemsData;if(t?t instanceof o&&(e=t):e=null,t instanceof o||(e=new o({fieldTypes:{start:"Date",end:"Date"}}),e.add(t)),this.itemsData=e,this.content.setItems(e),i&&(void 0==this.options.start||void 0==this.options.end)){var s=this.getItemRange(),n=s.min,r=s.max;if(null!=n&&null!=r){var a=r.valueOf()-n.valueOf();n=new Date(n.valueOf()-.05*a),r=new Date(r.valueOf()+.05*a)}void 0!=this.options.start&&(n=new Date(this.options.start.valueOf())),void 0!=this.options.end&&(r=new Date(this.options.end.valueOf())),(null!=n||null!=r)&&this.range.setRange(n,r)}},_.prototype.setGroups=function(t){var e=this;this.groupsData=t;var i=this.groupsData?b:f;if(!(this.content instanceof i)){this.content&&(this.content.hide(),this.content.setItems&&this.content.setItems(),this.content.setGroups&&this.content.setGroups(),this.controller.remove(this.content));var s=Object.create(this.options);D.extend(s,{top:function(){return"top"==e.options.orientation?e.timeaxis.height:e.root.height-e.timeaxis.height-e.content.height},height:function(){return e.options.height?e.root.height-e.timeaxis.height:null},maxHeight:function(){if(e.options.maxHeight){if(!D.isNumber(e.options.maxHeight))throw new TypeError("Number expected for property maxHeight");return e.options.maxHeight-e.timeaxis.height}return null}}),this.content=new i(this.root,[this.timeaxis],s),this.content.setRange&&this.content.setRange(this.range),this.content.setItems&&this.content.setItems(this.itemsData),this.content.setGroups&&this.content.setGroups(this.groupsData),this.controller.add(this.content)}},_.prototype.getItemRange=function(){var t=this.itemsData,e=null,i=null;if(t){var s=t.min("start");e=s?s.start.valueOf():null;var n=t.max("start");n&&(i=n.start.valueOf());var o=t.max("end");o&&(i=null==i?o.end.valueOf():Math.max(i,o.end.valueOf()))}return{min:null!=e?new Date(e):null,max:null!=i?new Date(i):null}},function(t){function e(t){return E=t,c()}function i(){D=0,C=E.charAt(0)}function s(){D++,C=E.charAt(D)}function n(){return E.charAt(D+1)}function o(t){return N.test(t)}function r(t,e){if(t||(t={}),e)for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t}function a(t,e,i){for(var s=e.split("."),n=t;s.length;){var o=s.shift();s.length?(n[o]||(n[o]={}),n=n[o]):n[o]=i}}function h(t,e){for(var i,s,n=null,o=[t],a=t;a.parent;)o.push(a.parent),a=a.parent;if(a.nodes)for(i=0,s=a.nodes.length;s>i;i++)if(e.id===a.nodes[i].id){n=a.nodes[i];break}for(n||(n={id:e.id},t.node&&(n.attr=r(n.attr,t.node))),i=o.length-1;i>=0;i--){var h=o[i];h.nodes||(h.nodes=[]),-1==h.nodes.indexOf(n)&&h.nodes.push(n)}e.attr&&(n.attr=r(n.attr,e.attr))}function d(t,e){if(t.edges||(t.edges=[]),t.edges.push(e),t.edge){var i=r({},t.edge);e.attr=r(i,e.attr)}}function p(t,e,i,s,n){var o={from:e,to:i,type:s};return t.edge&&(o.attr=r({},t.edge)),o.attr=r(o.attr||{},n),o}function l(){for(O=S.NULL,L="";" "==C||"	"==C||"\n"==C||"\r"==C;)s();do{var t=!1;if("#"==C){for(var e=D-1;" "==E.charAt(e)||"	"==E.charAt(e);)e--;if("\n"==E.charAt(e)||""==E.charAt(e)){for(;""!=C&&"\n"!=C;)s();t=!0}}if("/"==C&&"/"==n()){for(;""!=C&&"\n"!=C;)s();t=!0}if("/"==C&&"*"==n()){for(;""!=C;){if("*"==C&&"/"==n()){s(),s();break}s()}t=!0}for(;" "==C||"	"==C||"\n"==C||"\r"==C;)s()}while(t);if(""==C)return O=S.DELIMITER,void 0;var i=C+n();if(M[i])return O=S.DELIMITER,L=i,s(),s(),void 0;if(M[C])return O=S.DELIMITER,L=C,s(),void 0;if(o(C)||"-"==C){for(L+=C,s();o(C);)L+=C,s();return"false"==L?L=!1:"true"==L?L=!0:isNaN(Number(L))||(L=Number(L)),O=S.IDENTIFIER,void 0}if('"'==C){for(s();""!=C&&('"'!=C||'"'==C&&'"'==n());)L+=C,'"'==C&&s(),s();if('"'!=C)throw b('End of string " expected');return s(),O=S.IDENTIFIER,void 0}for(O=S.UNKNOWN;""!=C;)L+=C,s();throw new SyntaxError('Syntax error in part "'+_(L,30)+'"')}function c(){var t={};if(i(),l(),"strict"==L&&(t.strict=!0,l()),("graph"==L||"digraph"==L)&&(t.type=L,l()),O==S.IDENTIFIER&&(t.id=L,l()),"{"!=L)throw b("Angle bracket { expected");if(l(),u(t),"}"!=L)throw b("Angle bracket } expected");if(l(),""!==L)throw b("End of file expected");return l(),delete t.node,delete t.edge,delete t.graph,t}function u(t){for(;""!==L&&"}"!=L;)f(t),";"==L&&l()}function f(t){var e=m(t);if(e)return y(t,e),void 0;var i=g(t);if(!i){if(O!=S.IDENTIFIER)throw b("Identifier expected");var s=L;if(l(),"="==L){if(l(),O!=S.IDENTIFIER)throw b("Identifier expected");t[s]=L,l()}else v(t,s)}}function m(t){var e=null;if("subgraph"==L&&(e={},e.type="subgraph",l(),O==S.IDENTIFIER&&(e.id=L,l())),"{"==L){if(l(),e||(e={}),e.parent=t,e.node=t.node,e.edge=t.edge,e.graph=t.graph,u(e),"}"!=L)throw b("Angle bracket } expected");l(),delete e.node,delete e.edge,delete e.graph,delete e.parent,t.subgraphs||(t.subgraphs=[]),t.subgraphs.push(e)}return e}function g(t){return"node"==L?(l(),t.node=w(),"node"):"edge"==L?(l(),t.edge=w(),"edge"):"graph"==L?(l(),t.graph=w(),"graph"):null}function v(t,e){var i={id:e},s=w();s&&(i.attr=s),h(t,i),y(t,e)}function y(t,e){for(;"->"==L||"--"==L;){var i,s=L;l();var n=m(t);if(n)i=n;else{if(O!=S.IDENTIFIER)throw b("Identifier or subgraph expected");i=L,h(t,{id:i}),l()}var o=w(),r=p(t,e,i,s,o);d(t,r),e=i}}function w(){for(var t=null;"["==L;){for(l(),t={};""!==L&&"]"!=L;){if(O!=S.IDENTIFIER)throw b("Attribute name expected");var e=L;if(l(),"="!=L)throw b("Equal 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e=i(t);n.edges.push(e)}),x(e,s,function(e,s){var o=p(n,e.id,s.id,t.type,t.attr),r=i(o);n.edges.push(r)}),t.to instanceof Object&&t.to.edges&&t.to.edges.forEach(function(t){var e=i(t);n.edges.push(e)})}),s.attr&&(n.options=s.attr),n}var S={NULL:0,DELIMITER:1,IDENTIFIER:2,UNKNOWN:3},M={"{":!0,"}":!0,"[":!0,"]":!0,";":!0,"=":!0,",":!0,"->":!0,"--":!0},E="",D=0,C="",L="",O=S.NULL,N=/[a-zA-Z_0-9.:#]/;t.parseDOT=e,t.DOTToGraph=T}(D!==void 0?D:s),"undefined"!=typeof CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.circle=function(t,e,i){this.beginPath(),this.arc(t,e,i,0,2*Math.PI,!1)},CanvasRenderingContext2D.prototype.square=function(t,e,i){this.beginPath(),this.rect(t-i,e-i,2*i,2*i)},CanvasRenderingContext2D.prototype.triangle=function(t,e,i){this.beginPath();var s=2*i,n=s/2,o=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-n*n);this.moveTo(t,e-(r-o)),this.lineTo(t+n,e+o),this.lineTo(t-n,e+o),this.lineTo(t,e-(r-o)),this.closePath()},CanvasRenderingContext2D.prototype.triangleDown=function(t,e,i){this.beginPath();var s=2*i,n=s/2,o=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-n*n);this.moveTo(t,e+(r-o)),this.lineTo(t+n,e-o),this.lineTo(t-n,e-o),this.lineTo(t,e+(r-o)),this.closePath()},CanvasRenderingContext2D.prototype.star=function(t,e,i){this.beginPath();for(var s=0;10>s;s++){var n=0===s%2?1.3*i:.5*i;this.lineTo(t+n*Math.sin(2*s*Math.PI/10),e-n*Math.cos(2*s*Math.PI/10))}this.closePath()},CanvasRenderingContext2D.prototype.roundRect=function(t,e,i,s,n){var o=Math.PI/180;0>i-2*n&&(n=i/2),0>s-2*n&&(n=s/2),this.beginPath(),this.moveTo(t+n,e),this.lineTo(t+i-n,e),this.arc(t+i-n,e+n,n,270*o,360*o,!1),this.lineTo(t+i,e+s-n),this.arc(t+i-n,e+s-n,n,0,90*o,!1),this.lineTo(t+n,e+s),this.arc(t+n,e+s-n,n,90*o,180*o,!1),this.lineTo(t,e+n),this.arc(t+n,e+n,n,180*o,270*o,!1)},CanvasRenderingContext2D.prototype.ellipse=function(t,e,i,s){var n=.5522848,o=i/2*n,r=s/2*n,a=t+i,h=e+s,d=t+i/2,p=e+s/2;this.beginPath(),this.moveTo(t,p),this.bezierCurveTo(t,p-r,d-o,e,d,e),this.bezierCurveTo(d+o,e,a,p-r,a,p),this.bezierCurveTo(a,p+r,d+o,h,d,h),this.bezierCurveTo(d-o,h,t,p+r,t,p)},CanvasRenderingContext2D.prototype.database=function(t,e,i,s){var n=1/3,o=i,r=s*n,a=.5522848,h=o/2*a,d=r/2*a,p=t+o,l=e+r,c=t+o/2,u=e+r/2,f=e+(s-r/2),m=e+s;this.beginPath(),this.moveTo(p,u),this.bezierCurveTo(p,u+d,c+h,l,c,l),this.bezierCurveTo(c-h,l,t,u+d,t,u),this.bezierCurveTo(t,u-d,c-h,e,c,e),this.bezierCurveTo(c+h,e,p,u-d,p,u),this.lineTo(p,f),this.bezierCurveTo(p,f+d,c+h,m,c,m),this.bezierCurveTo(c-h,m,t,f+d,t,f),this.lineTo(t,u)},CanvasRenderingContext2D.prototype.arrow=function(t,e,i,s){var n=t-s*Math.cos(i),o=e-s*Math.sin(i),r=t-.9*s*Math.cos(i),a=e-.9*s*Math.sin(i),h=n+s/3*Math.cos(i+.5*Math.PI),d=o+s/3*Math.sin(i+.5*Math.PI),p=n+s/3*Math.cos(i-.5*Math.PI),l=o+s/3*Math.sin(i-.5*Math.PI);this.beginPath(),this.moveTo(t,e),this.lineTo(h,d),this.lineTo(r,a),this.lineTo(p,l),this.closePath()},CanvasRenderingContext2D.prototype.dashedLine=function(t,e,i,s,n){n||(n=[10,5]),0==c&&(c=.001);var o=n.length;this.moveTo(t,e);for(var r=i-t,a=s-e,h=a/r,d=Math.sqrt(r*r+a*a),p=0,l=!0;d>=.1;){var c=n[p++%o];c>d&&(c=d);var u=Math.sqrt(c*c/(1+h*h));0>r&&(u=-u),t+=u,e+=h*u,this[l?"lineTo":"moveTo"](t,e),d-=c,l=!l}}),x.prototype.attachEdge=function(t){-1==this.edges.indexOf(t)&&this.edges.push(t),this._updateMass()},x.prototype.detachEdge=function(t){var e=this.edges.indexOf(t);-1!=e&&this.edges.splice(e,1),this._updateMass()},x.prototype._updateMass=function(){this.mass=50+20*this.edges.length},x.prototype.setProperties=function(t,e){if(t){if(void 0!=t.id&&(this.id=t.id),void 0!=t.label&&(this.label=t.label),void 0!=t.title&&(this.title=t.title),void 0!=t.group&&(this.group=t.group),void 0!=t.x&&(this.x=t.x),void 0!=t.y&&(this.y=t.y),void 0!=t.value&&(this.value=t.value),void 0===this.id)throw"Node must have an id";if(this.group){var i=this.grouplist.get(this.group);for(var s in i)i.hasOwnProperty(s)&&(this[s]=i[s])}if(void 0!=t.shape&&(this.shape=t.shape),void 0!=t.image&&(this.image=t.image),void 0!=t.radius&&(this.radius=t.radius),void 0!=t.color&&(this.color=x.parseColor(t.color)),void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace),void 0!=this.image){if(!this.imagelist)throw"No imagelist provided";this.imageObj=this.imagelist.load(this.image)}switch(this.xFixed=this.xFixed||void 0!=t.x,this.yFixed=this.yFixed||void 0!=t.y,this.radiusFixed=this.radiusFixed||void 0!=t.radius,"image"==this.shape&&(this.radiusMin=e.nodes.widthMin,this.radiusMax=e.nodes.widthMax),this.shape){case"database":this.draw=this._drawDatabase,this.resize=this._resizeDatabase;break;case"box":this.draw=this._drawBox,this.resize=this._resizeBox;break;case"circle":this.draw=this._drawCircle,this.resize=this._resizeCircle;break;case"ellipse":this.draw=this._drawEllipse,this.resize=this._resizeEllipse;break;case"image":this.draw=this._drawImage,this.resize=this._resizeImage;break;case"text":this.draw=this._drawText,this.resize=this._resizeText;break;case"dot":this.draw=this._drawDot,this.resize=this._resizeShape;break;case"square":this.draw=this._drawSquare,this.resize=this._resizeShape;break;case"triangle":this.draw=this._drawTriangle,this.resize=this._resizeShape;break;case"triangleDown":this.draw=this._drawTriangleDown,this.resize=this._resizeShape;break;case"star":this.draw=this._drawStar,this.resize=this._resizeShape;break;default:this.draw=this._drawEllipse,this.resize=this._resizeEllipse}this._reset()}},x.parseColor=function(t){var e;return D.isString(t)?e={border:t,background:t,highlight:{border:t,background:t}}:(e={},e.background=t.background||"white",e.border=t.border||e.background,D.isString(t.highlight)?e.highlight={border:t.highlight,background:t.highlight}:(e.highlight={},e.highlight.background=t.highlight&&t.highlight.background||e.background,e.highlight.border=t.highlight&&t.highlight.border||e.border)),e},x.prototype.select=function(){this.selected=!0,this._reset()},x.prototype.unselect=function(){this.selected=!1,this._reset()},x.prototype._reset=function(){this.width=void 0,this.height=void 0},x.prototype.getTitle=function(){return this.title},x.prototype.distanceToBorder=function(t,e){var i=1;switch(this.width||this.resize(t),this.shape){case"circle":case"dot":return this.radius+i;case"ellipse":var s=this.width/2,n=this.height/2,o=Math.sin(e)*s,r=Math.cos(e)*n;return s*n/Math.sqrt(o*o+r*r);case"box":case"image":case"text":default:return this.width?Math.min(Math.abs(this.width/2/Math.cos(e)),Math.abs(this.height/2/Math.sin(e)))+i:0}},x.prototype._setForce=function(t,e){this.fx=t,this.fy=e},x.prototype._addForce=function(t,e){this.fx+=t,this.fy+=e},x.prototype.discreteStep=function(t){if(!this.xFixed){var e=-this.damping*this.vx,i=(this.fx+e)/this.mass;this.vx+=i/t,this.x+=this.vx/t}if(!this.yFixed){var s=-this.damping*this.vy,n=(this.fy+s)/this.mass;this.vy+=n/t,this.y+=this.vy/t}},x.prototype.isFixed=function(){return this.xFixed&&this.yFixed},x.prototype.isMoving=function(t){return Math.abs(this.vx)>t||Math.abs(this.vy)>t||!this.xFixed&&Math.abs(this.fx)>this.minForce||!this.yFixed&&Math.abs(this.fy)>this.minForce},x.prototype.isSelected=function(){return this.selected},x.prototype.getValue=function(){return this.value},x.prototype.getDistance=function(t,e){var i=this.x-t,s=this.y-e;return Math.sqrt(i*i+s*s)},x.prototype.setValueRange=function(t,e){if(!this.radiusFixed&&void 0!==this.value){var i=(this.radiusMax-this.radiusMin)/(e-t);this.radius=(this.value-t)*i+this.radiusMin}},x.prototype.draw=function(){throw"Draw method not initialized for node"},x.prototype.resize=function(){throw"Resize method not initialized for node"},x.prototype.isOverlappingWith=function(t){return this.left<t.right&&this.left+this.width>t.left&&this.top<t.bottom&&this.top+this.height>t.top},x.prototype._resizeImage=function(){if(!this.width){var t,e;if(this.value){var i=this.imageObj.height/this.imageObj.width;t=this.radius||this.imageObj.width,e=this.radius*i||this.imageObj.height}else t=this.imageObj.width,e=this.imageObj.height;this.width=t,this.height=e}},x.prototype._drawImage=function(t){this._resizeImage(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2;var e;this.imageObj?(t.drawImage(this.imageObj,this.left,this.top,this.width,this.height),e=this.y+this.height/2):e=this.y,this._label(t,this.label,this.x,e,void 0,"top")},x.prototype._resizeBox=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawBox=function(t){this._resizeBox(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.roundRect(this.left,this.top,this.width,this.height,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeDatabase=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=i.width+2*e;this.width=s,this.height=s}},x.prototype._drawDatabase=function(t){this._resizeDatabase(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.database(this.x-this.width/2,this.y-.5*this.height,this.width,this.height),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeCircle=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=Math.max(i.width,i.height)+2*e;this.radius=s/2,this.width=s,this.height=s}},x.prototype._drawCircle=function(t){this._resizeCircle(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.circle(this.x,this.y,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeEllipse=function(t){if(!this.width){var e=this.getTextSize(t);this.width=1.5*e.width,this.height=2*e.height,this.width<this.height&&(this.width=this.height)}},x.prototype._drawEllipse=function(t){this._resizeEllipse(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.ellipse(this.left,this.top,this.width,this.height),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._drawDot=function(t){this._drawShape(t,"circle")},x.prototype._drawTriangle=function(t){this._drawShape(t,"triangle")},x.prototype._drawTriangleDown=function(t){this._drawShape(t,"triangleDown")},x.prototype._drawSquare=function(t){this._drawShape(t,"square")},x.prototype._drawStar=function(t){this._drawShape(t,"star")},x.prototype._resizeShape=function(){if(!this.width){var t=2*this.radius;this.width=t,this.height=t}},x.prototype._drawShape=function(t,e){this._resizeShape(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t[e](this.x,this.y,this.radius),t.fill(),t.stroke(),this.label&&this._label(t,this.label,this.x,this.y+this.height/2,void 0,"top")},x.prototype._resizeText=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawText=function(t){this._resizeText(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,this._label(t,this.label,this.x,this.y)},x.prototype._label=function(t,e,i,s,n,o){if(e){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle=this.fontColor||"black",t.textAlign=n||"center",t.textBaseline=o||"middle";for(var r=e.split("\n"),a=r.length,h=this.fontSize+4,d=s+(1-a)/2*h,p=0;a>p;p++)t.fillText(r[p],i,d),d+=h}},x.prototype.getTextSize=function(t){if(void 0!=this.label){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace;for(var e=this.label.split("\n"),i=(this.fontSize+4)*e.length,s=0,n=0,o=e.length;o>n;n++)s=Math.max(s,t.measureText(e[n]).width);return{width:s,height:i}}return{width:0,height:0}},T.prototype.setProperties=function(t,e){if(t)switch(void 0!=t.from&&(this.fromId=t.from),void 0!=t.to&&(this.toId=t.to),void 0!=t.id&&(this.id=t.id),void 0!=t.style&&(this.style=t.style),void 0!=t.label&&(this.label=t.label),this.label&&(this.fontSize=e.edges.fontSize,this.fontFace=e.edges.fontFace,this.fontColor=e.edges.fontColor,void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace)),void 0!=t.title&&(this.title=t.title),void 0!=t.width&&(this.width=t.width),void 0!=t.value&&(this.value=t.value),void 0!=t.length&&(this.length=t.length),t.dash&&(void 0!=t.dash.length&&(this.dash.length=t.dash.length),void 0!=t.dash.gap&&(this.dash.gap=t.dash.gap),void 0!=t.dash.altLength&&(this.dash.altLength=t.dash.altLength)),void 0!=t.color&&(this.color=t.color),this.connect(),this.widthFixed=this.widthFixed||void 0!=t.width,this.lengthFixed=this.lengthFixed||void 0!=t.length,this.stiffness=1/this.length,this.style){case"line":this.draw=this._drawLine;break;case"arrow":this.draw=this._drawArrow;break;case"arrow-center":this.draw=this._drawArrowCenter;break;case"dash-line":this.draw=this._drawDashLine;break;default:this.draw=this._drawLine}},T.prototype.connect=function(){this.disconnect(),this.from=this.graph.nodes[this.fromId]||null,this.to=this.graph.nodes[this.toId]||null,this.connected=this.from&&this.to,this.connected?(this.from.attachEdge(this),this.to.attachEdge(this)):(this.from&&this.from.detachEdge(this),this.to&&this.to.detachEdge(this))},T.prototype.disconnect=function(){this.from&&(this.from.detachEdge(this),this.from=null),this.to&&(this.to.detachEdge(this),this.to=null),this.connected=!1},T.prototype.getTitle=function(){return this.title},T.prototype.getValue=function(){return this.value},T.prototype.setValueRange=function(t,e){if(!this.widthFixed&&void 0!==this.value){var i=(this.widthMax-this.widthMin)/(e-t);this.width=(this.value-t)*i+this.widthMin}},T.prototype.draw=function(){throw"Method draw not initialized in edge"},T.prototype.isOverlappingWith=function(t){var e=10,i=this.from.x,s=this.from.y,n=this.to.x,o=this.to.y,r=t.left,a=t.top,h=T._dist(i,s,n,o,r,a);return e>h},T.prototype._drawLine=function(t){t.strokeStyle=this.color,t.lineWidth=this._getLineWidth();var e;if(this.from!=this.to)this._line(t),this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y));else{var i,s,n=this.length/4,o=this.from;o.width||o.resize(t),o.width>o.height?(i=o.x+o.width/2,s=o.y-n):(i=o.x+n,s=o.y-o.height/2),this._circle(t,i,s,n),e=this._pointOnCircle(i,s,n,.5),this._label(t,this.label,e.x,e.y)}},T.prototype._getLineWidth=function(){return this.from.selected||this.to.selected?Math.min(2*this.width,this.widthMax):this.width},T.prototype._line=function(t){t.beginPath(),t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y),t.stroke()},T.prototype._circle=function(t,e,i,s){t.beginPath(),t.arc(e,i,s,0,2*Math.PI,!1),t.stroke()},T.prototype._label=function(t,e,i,s){if(e){t.font=(this.from.selected||this.to.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle="white";var n=t.measureText(e).width,o=this.fontSize,r=i-n/2,a=s-o/2;t.fillRect(r,a,n,o),t.fillStyle=this.fontColor||"black",t.textAlign="left",t.textBaseline="top",t.fillText(e,r,a)}},T.prototype._drawDashLine=function(t){if(t.strokeStyle=this.color,t.lineWidth=this._getLineWidth(),t.beginPath(),t.lineCap="round",void 0!=this.dash.altLength?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dash.length,this.dash.gap,this.dash.altLength,this.dash.gap]):void 0!=this.dash.length&&void 0!=this.dash.gap?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dash.length,this.dash.gap]):(t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y)),t.stroke(),this.label){var e=this._pointOnLine(.5);this._label(t,this.label,e.x,e.y)}},T.prototype._pointOnLine=function(t){return{x:(1-t)*this.from.x+t*this.to.x,y:(1-t)*this.from.y+t*this.to.y}},T.prototype._pointOnCircle=function(t,e,i,s){var n=2*(s-3/8)*Math.PI;return{x:t+i*Math.cos(n),y:e-i*Math.sin(n)}},T.prototype._drawArrowCenter=function(t){var e;if(t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth(),this.from!=this.to){this._line(t);var i=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x),s=10+5*this.width;e=this._pointOnLine(.5),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke(),this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y))}else{var n,o,r=this.length/4,a=this.from;a.width||a.resize(t),a.width>a.height?(n=a.x+a.width/2,o=a.y-r):(n=a.x+r,o=a.y-a.height/2),this._circle(t,n,o,r);var i=.2*Math.PI,s=10+5*this.width;e=this._pointOnCircle(n,o,r,.5),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke(),this.label&&(e=this._pointOnCircle(n,o,r,.5),this._label(t,this.label,e.x,e.y))}},T.prototype._drawArrow=function(t){t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth();var e,i;if(this.from!=this.to){e=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x);var s=this.to.x-this.from.x,n=this.to.y-this.from.y,o=Math.sqrt(s*s+n*n),r=this.from.distanceToBorder(t,e+Math.PI),a=(o-r)/o,h=a*this.from.x+(1-a)*this.to.x,d=a*this.from.y+(1-a)*this.to.y,p=this.to.distanceToBorder(t,e),l=(o-p)/o,c=(1-l)*this.from.x+l*this.to.x,u=(1-l)*this.from.y+l*this.to.y;if(t.beginPath(),t.moveTo(h,d),t.lineTo(c,u),t.stroke(),i=10+5*this.width,t.arrow(c,u,e,i),t.fill(),t.stroke(),this.label){var f=this._pointOnLine(.5);this._label(t,this.label,f.x,f.y)}}else{var m,g,v,y=this.from,w=this.length/4;y.width||y.resize(t),y.width>y.height?(m=y.x+y.width/2,g=y.y-w,v={x:m,y:y.y,angle:.9*Math.PI}):(m=y.x+w,g=y.y-y.height/2,v={x:y.x,y:g,angle:.6*Math.PI}),t.beginPath(),t.arc(m,g,w,0,2*Math.PI,!1),t.stroke(),i=10+5*this.width,t.arrow(v.x,v.y,v.angle,i),t.fill(),t.stroke(),this.label&&(f=this._pointOnCircle(m,g,w,.5),this._label(t,this.label,f.x,f.y))}},T._dist=function(t,e,i,s,n,o){var r=i-t,a=s-e,h=r*r+a*a,d=((n-t)*r+(o-e)*a)/h;d>1?d=1:0>d&&(d=0);var p=t+d*r,l=e+d*a,c=p-n,u=l-o;return Math.sqrt(c*c+u*u)},S.prototype.setPosition=function(t,e){this.x=parseInt(t),this.y=parseInt(e)},S.prototype.setText=function(t){this.frame.innerHTML=t},S.prototype.show=function(t){if(void 0===t&&(t=!0),t){var e=this.frame.clientHeight,i=this.frame.clientWidth,s=this.frame.parentNode.clientHeight,n=this.frame.parentNode.clientWidth,o=this.y-e;o+e+this.padding>s&&(o=s-e-this.padding),this.padding>o&&(o=this.padding);var r=this.x;r+i+this.padding>n&&(r=n-i-this.padding),this.padding>r&&(r=this.padding),this.frame.style.left=r+"px",this.frame.style.top=o+"px",this.frame.style.visibility="visible"}else this.hide()},S.prototype.hide=function(){this.frame.style.visibility="hidden"},Groups=function(){this.clear(),this.defaultIndex=0},Groups.DEFAULT=[{border:"#2B7CE9",background:"#97C2FC",highlight:{border:"#2B7CE9",background:"#D2E5FF"}},{border:"#FFA500",background:"#FFFF00",highlight:{border:"#FFA500",background:"#FFFFA3"}},{border:"#FA0A10",background:"#FB7E81",highlight:{border:"#FA0A10",background:"#FFAFB1"}},{border:"#41A906",background:"#7BE141",highlight:{border:"#41A906",background:"#A1EC76"}},{border:"#E129F0",background:"#EB7DF4",highlight:{border:"#E129F0",background:"#F0B3F5"}},{border:"#7C29F0",background:"#AD85E4",highlight:{border:"#7C29F0",background:"#D3BDF0"}},{border:"#C37F00",background:"#FFA807",highlight:{border:"#C37F00",background:"#FFCA66"}},{border:"#4220FB",background:"#6E6EFD",highlight:{border:"#4220FB",background:"#9B9BFD"}},{border:"#FD5A77",background:"#FFC0CB",highlight:{border:"#FD5A77",background:"#FFD1D9"}},{border:"#4AD63A",background:"#C2FABC",highlight:{border:"#4AD63A",background:"#E6FFE3"}}],Groups.prototype.clear=function(){this.groups={},this.groups.length=function(){var t=0;
+}},TimeStep.prototype.snap=function(t){if(this.scale==TimeStep.SCALE.YEAR){var e=t.getFullYear()+Math.round(t.getMonth()/12);t.setFullYear(Math.round(e/this.step)*this.step),t.setMonth(0),t.setDate(0),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MONTH)t.getDate()>15?(t.setDate(1),t.setMonth(t.getMonth()+1)):t.setDate(1),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0);else if(this.scale==TimeStep.SCALE.DAY||this.scale==TimeStep.SCALE.WEEKDAY){switch(this.step){case 5:case 2:t.setHours(24*Math.round(t.getHours()/24));break;default:t.setHours(12*Math.round(t.getHours()/12))}t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.HOUR){switch(this.step){case 4:t.setMinutes(60*Math.round(t.getMinutes()/60));break;default:t.setMinutes(30*Math.round(t.getMinutes()/30))}t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MINUTE){switch(this.step){case 15:case 10:t.setMinutes(5*Math.round(t.getMinutes()/5)),t.setSeconds(0);break;case 5:t.setSeconds(60*Math.round(t.getSeconds()/60));break;default:t.setSeconds(30*Math.round(t.getSeconds()/30))}t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.SECOND)switch(this.step){case 15:case 10:t.setSeconds(5*Math.round(t.getSeconds()/5)),t.setMilliseconds(0);break;case 5:t.setMilliseconds(1e3*Math.round(t.getMilliseconds()/1e3));break;default:t.setMilliseconds(500*Math.round(t.getMilliseconds()/500))}else if(this.scale==TimeStep.SCALE.MILLISECOND){var i=this.step>5?this.step/2:1;t.setMilliseconds(Math.round(t.getMilliseconds()/i)*i)}},TimeStep.prototype.isMajor=function(){switch(this.scale){case TimeStep.SCALE.MILLISECOND:return 0==this.current.getMilliseconds();case TimeStep.SCALE.SECOND:return 0==this.current.getSeconds();case TimeStep.SCALE.MINUTE:return 0==this.current.getHours()&&0==this.current.getMinutes();case TimeStep.SCALE.HOUR:return 0==this.current.getHours();case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return 1==this.current.getDate();case TimeStep.SCALE.MONTH:return 0==this.current.getMonth();case TimeStep.SCALE.YEAR:return!1;default:return!1}},TimeStep.prototype.getLabelMinor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return E(t).format("SSS");case TimeStep.SCALE.SECOND:return E(t).format("s");case TimeStep.SCALE.MINUTE:return E(t).format("HH:mm");case TimeStep.SCALE.HOUR:return E(t).format("HH:mm");case TimeStep.SCALE.WEEKDAY:return E(t).format("ddd D");case TimeStep.SCALE.DAY:return E(t).format("D");case TimeStep.SCALE.MONTH:return E(t).format("MMM");case TimeStep.SCALE.YEAR:return E(t).format("YYYY");default:return""}},TimeStep.prototype.getLabelMajor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return E(t).format("HH:mm:ss");case TimeStep.SCALE.SECOND:return E(t).format("D MMMM HH:mm");case TimeStep.SCALE.MINUTE:case TimeStep.SCALE.HOUR:return E(t).format("ddd D MMMM");case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return E(t).format("MMMM YYYY");case TimeStep.SCALE.MONTH:return E(t).format("YYYY");case TimeStep.SCALE.YEAR:return"";default:return""}},a.prototype.setOptions=function(t){D.extend(this.options,t)},a.prototype.update=function(){this._order(),this._stack()},a.prototype._order=function(){var t=this.parent.items;if(!t)throw Error("Cannot stack items: parent does not contain items");var e=[],i=0;D.forEach(t,function(t){t.visible&&(e[i]=t,i++)});var s=this.options.order||this.defaultOptions.order;if("function"!=typeof s)throw Error("Option order must be a function");e.sort(s),this.ordered=e},a.prototype._stack=function(){var t,e,i,s=this.ordered,n=this.options,o=n.orientation||this.defaultOptions.orientation,r="top"==o;for(i=n.margin&&void 0!==n.margin.item?n.margin.item:this.defaultOptions.margin.item,t=0,e=s.length;e>t;t++){var a=s[t],h=null;do h=this.checkOverlap(s,t,0,t-1,i),null!=h&&(a.top=r?h.top+h.height+i:h.top-a.height-i);while(h)}},a.prototype.checkOverlap=function(t,e,i,s,n){for(var o=this.collision,r=t[e],a=s;a>=i;a--){var h=t[a];if(o(r,h,n)&&a!=e)return h}return null},a.prototype.collision=function(t,e,i){return t.left-i<e.left+e.width&&t.left+t.width+i>e.left&&t.top-i<e.top+e.height&&t.top+t.height+i>e.top},h.prototype.setOptions=function(t){D.extend(this.options,t),(null!=t.start||null!=t.end)&&this.setRange(t.start,t.end)},h.prototype.subscribe=function(t,e,i){var s,n=this;if("horizontal"!=i&&"vertical"!=i)throw new TypeError('Unknown direction "'+i+'". '+'Choose "horizontal" or "vertical".');if("move"==e)s={component:t,event:e,direction:i,callback:function(t){n._onMouseDown(t,s)},params:{}},t.on("mousedown",s.callback),n.listeners.push(s);else{if("zoom"!=e)throw new TypeError('Unknown event "'+e+'". '+'Choose "move" or "zoom".');s={component:t,event:e,direction:i,callback:function(t){n._onMouseWheel(t,s)},params:{}},t.on("mousewheel",s.callback),n.listeners.push(s)}},h.prototype.on=function(t,e){O.addListener(this,t,e)},h.prototype._trigger=function(t){O.trigger(this,t,{start:this.start,end:this.end})},h.prototype.setRange=function(t,e){var i=this._applyRange(t,e);i&&(this._trigger("rangechange"),this._trigger("rangechanged"))},h.prototype._applyRange=function(t,e){var i,s=null!=t?D.cast(t,"Number"):this.start,n=null!=e?D.cast(e,"Number"):this.end;if(isNaN(s))throw Error('Invalid start "'+t+'"');if(isNaN(n))throw Error('Invalid end "'+e+'"');if(s>n&&(n=s),null!=this.options.min){var o=this.options.min.valueOf();o>s&&(i=o-s,s+=i,n+=i)}if(null!=this.options.max){var r=this.options.max.valueOf();n>r&&(i=n-r,s-=i,n-=i)}if(null!=this.options.zoomMin){var a=this.options.zoomMin.valueOf();0>a&&(a=0),a>n-s&&(this.end-this.start>a?(i=a-(n-s),s-=i/2,n+=i/2):(s=this.start,n=this.end))}if(null!=this.options.zoomMax){var h=this.options.zoomMax.valueOf();0>h&&(h=0),n-s>h&&(h>this.end-this.start?(i=n-s-h,s+=i/2,n-=i/2):(s=this.start,n=this.end))}var d=this.start!=s||this.end!=n;return this.start=s,this.end=n,d},h.prototype.getRange=function(){return{start:this.start,end:this.end}},h.prototype.conversion=function(t){return this.start,this.end,h.conversion(this.start,this.end,t)},h.conversion=function(t,e,i){return 0!=i&&0!=e-t?{offset:t,factor:i/(e-t)}:{offset:0,factor:1}},h.prototype._onMouseDown=function(t,e){t=t||window.event;var i=e.params,s=t.which?1==t.which:1==t.button;if(s){i.mouseX=D.getPageX(t),i.mouseY=D.getPageY(t),i.previousLeft=0,i.previousOffset=0,i.moved=!1,i.start=this.start,i.end=this.end;var n=e.component.frame;n&&(n.style.cursor="move");var o=this;i.onMouseMove||(i.onMouseMove=function(t){o._onMouseMove(t,e)},D.addEventListener(document,"mousemove",i.onMouseMove)),i.onMouseUp||(i.onMouseUp=function(t){o._onMouseUp(t,e)},D.addEventListener(document,"mouseup",i.onMouseUp)),D.preventDefault(t)}},h.prototype._onMouseMove=function(t,e){t=t||window.event;var i=e.params,s=D.getPageX(t),n=D.getPageY(t);void 0==i.mouseX&&(i.mouseX=s),void 0==i.mouseY&&(i.mouseY=n);var o=s-i.mouseX,r=n-i.mouseY,a="horizontal"==e.direction?o:r;Math.abs(a)>=1&&(i.moved=!0);var h=i.end-i.start,d="horizontal"==e.direction?e.component.width:e.component.height,p=-a/d*h;this._applyRange(i.start+p,i.end+p),this._trigger("rangechange"),D.preventDefault(t)},h.prototype._onMouseUp=function(t,e){t=t||window.event;var i=e.params;e.component.frame&&(e.component.frame.style.cursor="auto"),i.onMouseMove&&(D.removeEventListener(document,"mousemove",i.onMouseMove),i.onMouseMove=null),i.onMouseUp&&(D.removeEventListener(document,"mouseup",i.onMouseUp),i.onMouseUp=null),i.moved&&this._trigger("rangechanged")},h.prototype._onMouseWheel=function(t,e){t=t||window.event;var i=0;if(t.wheelDelta?i=t.wheelDelta/120:t.detail&&(i=-t.detail/3),i){var s=this,n=function(){var n=i/5,o=null,r=e.component.frame;if(r){var a,h;if("horizontal"==e.direction){a=e.component.width,h=s.conversion(a);var d=D.getAbsoluteLeft(r),p=D.getPageX(t);o=(p-d)/h.factor+h.offset}else{a=e.component.height,h=s.conversion(a);var l=D.getAbsoluteTop(r),c=D.getPageY(t);o=(l+a-c-l)/h.factor+h.offset}}s.zoom(n,o)};n()}D.preventDefault(t)},h.prototype.zoom=function(t,e){null==e&&(e=(this.start+this.end)/2),t>=1&&(t=.9),-1>=t&&(t=-.9),0>t&&(t/=1+t);var i=this.start-e,s=this.end-e,n=this.start-i*t,o=this.end-s*t;this.setRange(n,o)},h.prototype.move=function(t){var e=this.end-this.start,i=this.start+e*t,s=this.end+e*t;this.start=i,this.end=s},d.prototype.add=function(t){if(void 0==t.id)throw Error("Component has no field id");if(!(t instanceof p||t instanceof d))throw new TypeError("Component must be an instance of prototype Component or Controller");t.controller=this,this.components[t.id]=t},d.prototype.remove=function(t){var e;for(e in this.components)if(this.components.hasOwnProperty(e)&&(e==t||this.components[e]==t))break;e&&delete this.components[e]},d.prototype.requestReflow=function(t){if(t)this.reflow();else if(!this.reflowTimer){var e=this;this.reflowTimer=setTimeout(function(){e.reflowTimer=void 0,e.reflow()},0)}},d.prototype.requestRepaint=function(t){if(t)this.repaint();else if(!this.repaintTimer){var e=this;this.repaintTimer=setTimeout(function(){e.repaintTimer=void 0,e.repaint()},0)}},d.prototype.repaint=function(){function t(s,n){n in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.repaint()||e,i[n]=!0)}var e=!1;this.repaintTimer&&(clearTimeout(this.repaintTimer),this.repaintTimer=void 0);var i={};D.forEach(this.components,t),e&&this.reflow()},d.prototype.reflow=function(){function t(s,n){n in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.reflow()||e,i[n]=!0)}var e=!1;this.reflowTimer&&(clearTimeout(this.reflowTimer),this.reflowTimer=void 0);var i={};D.forEach(this.components,t),e&&this.repaint()},p.prototype.setOptions=function(t){t&&(D.extend(this.options,t),this.controller&&(this.requestRepaint(),this.requestReflow()))},p.prototype.getOption=function(t){var e;return this.options&&(e=this.options[t]),void 0===e&&this.defaultOptions&&(e=this.defaultOptions[t]),e},p.prototype.getContainer=function(){return null},p.prototype.getFrame=function(){return this.frame},p.prototype.repaint=function(){return!1},p.prototype.reflow=function(){return!1},p.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},p.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},p.prototype.requestRepaint=function(){if(!this.controller)throw Error("Cannot request a repaint: no controller configured");this.controller.requestRepaint()},p.prototype.requestReflow=function(){if(!this.controller)throw Error("Cannot request a reflow: no controller configured");this.controller.requestReflow()},l.prototype=new p,l.prototype.setOptions=p.prototype.setOptions,l.prototype.getContainer=function(){return this.frame},l.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="panel";var o=s.className;o&&("function"==typeof o?D.addClassName(n,o()+""):D.addClassName(n,o+"")),this.frame=n,t+=1}if(!n.parentNode){if(!this.parent)throw Error("Cannot repaint panel: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint panel: parent has no container element");r.appendChild(n),t+=1}return t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%")),t+=e(n.style,"height",i(s.height,"100%")),t>0},l.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},c.prototype=new l,c.prototype.setOptions=p.prototype.setOptions,c.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="graph panel";var o=s.className;o&&D.addClassName(n,D.option.asString(o)),this.frame=n,t+=1}if(!n.parentNode){if(!this.container)throw Error("Cannot repaint root panel: no container attached");this.container.appendChild(n),t+=1}return t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%")),t+=e(n.style,"height",i(s.height,"100%")),this._updateEventEmitters(),this._updateWatch(),t>0},c.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},c.prototype._updateWatch=function(){var t=this.getOption("autoResize");t?this._watch():this._unwatch()},c.prototype._watch=function(){var t=this;this._unwatch();var e=function(){var e=t.getOption("autoResize");return e?(t.frame&&(t.frame.clientWidth!=t.width||t.frame.clientHeight!=t.height)&&t.requestReflow(),void 0):(t._unwatch(),void 0)};D.addEventListener(window,"resize",e),this.watchTimer=setInterval(e,1e3)},c.prototype._unwatch=function(){this.watchTimer&&(clearInterval(this.watchTimer),this.watchTimer=void 0)},c.prototype.on=function(t,e){var i=this.listeners[t];i||(i=[],this.listeners[t]=i),i.push(e),this._updateEventEmitters()},c.prototype._updateEventEmitters=function(){if(this.listeners){var t=this;D.forEach(this.listeners,function(e,i){if(t.emitters||(t.emitters={}),!(i in t.emitters)){var s=t.frame;if(s){var n=function(t){e.forEach(function(e){e(t)})};t.emitters[i]=n,D.addEventListener(s,i,n)}}})}},u.prototype=new p,u.prototype.setOptions=p.prototype.setOptions,u.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},u.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},u.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},u.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.getOption("orientation"),o=this.props,r=this.step,a=this.frame;if(a||(a=document.createElement("div"),this.frame=a,t+=1),a.className="axis "+n,!a.parentNode){if(!this.parent)throw Error("Cannot repaint time axis: no parent attached");var h=this.parent.getContainer();if(!h)throw Error("Cannot repaint time axis: parent has no container element");h.appendChild(a),t+=1}var d=a.parentNode;if(d){var p=a.nextSibling;d.removeChild(a);var l="bottom"==n&&this.props.parentHeight&&this.height?this.props.parentHeight-this.height+"px":"0px";if(t+=e(a.style,"top",i(s.top,l)),t+=e(a.style,"left",i(s.left,"0px")),t+=e(a.style,"width",i(s.width,"100%")),t+=e(a.style,"height",i(s.height,this.height+"px")),this._repaintMeasureChars(),this.step){this._repaintStart(),r.first();for(var c=void 0,u=0;r.hasNext()&&1e3>u;){u++;var f=r.getCurrent(),m=this.toScreen(f),g=r.isMajor();this.getOption("showMinorLabels")&&this._repaintMinorText(m,r.getLabelMinor()),g&&this.getOption("showMajorLabels")?(m>0&&(void 0==c&&(c=m),this._repaintMajorText(m,r.getLabelMajor())),this._repaintMajorLine(m)):this._repaintMinorLine(m),r.next()}if(this.getOption("showMajorLabels")){var v=this.toTime(0),y=r.getLabelMajor(v),w=y.length*(o.majorCharWidth||10)+10;(void 0==c||c>w)&&this._repaintMajorText(0,y)}this._repaintEnd()}this._repaintLine(),p?d.insertBefore(a,p):d.appendChild(a)}return t>0},u.prototype._repaintStart=function(){var t=this.dom,e=t.redundant;e.majorLines=t.majorLines,e.majorTexts=t.majorTexts,e.minorLines=t.minorLines,e.minorTexts=t.minorTexts,t.majorLines=[],t.majorTexts=[],t.minorLines=[],t.minorTexts=[]},u.prototype._repaintEnd=function(){D.forEach(this.dom.redundant,function(t){for(;t.length;){var e=t.pop();e&&e.parentNode&&e.parentNode.removeChild(e)}})},u.prototype._repaintMinorText=function(t,e){var i=this.dom.redundant.minorTexts.shift();if(!i){var s=document.createTextNode("");i=document.createElement("div"),i.appendChild(s),i.className="text minor",this.frame.appendChild(i)}this.dom.minorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.left=t+"px",i.style.top=this.props.minorLabelTop+"px"},u.prototype._repaintMajorText=function(t,e){var i=this.dom.redundant.majorTexts.shift();if(!i){var s=document.createTextNode(e);i=document.createElement("div"),i.className="text major",i.appendChild(s),this.frame.appendChild(i)}this.dom.majorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.top=this.props.majorLabelTop+"px",i.style.left=t+"px"},u.prototype._repaintMinorLine=function(t){var e=this.dom.redundant.minorLines.shift();e||(e=document.createElement("div"),e.className="grid vertical minor",this.frame.appendChild(e)),this.dom.minorLines.push(e);var i=this.props;e.style.top=i.minorLineTop+"px",e.style.height=i.minorLineHeight+"px",e.style.left=t-i.minorLineWidth/2+"px"},u.prototype._repaintMajorLine=function(t){var e=this.dom.redundant.majorLines.shift();e||(e=document.createElement("DIV"),e.className="grid vertical major",this.frame.appendChild(e)),this.dom.majorLines.push(e);var i=this.props;e.style.top=i.majorLineTop+"px",e.style.left=t-i.majorLineWidth/2+"px",e.style.height=i.majorLineHeight+"px"},u.prototype._repaintLine=function(){var t=this.dom.line,e=this.frame;this.options,this.getOption("showMinorLabels")||this.getOption("showMajorLabels")?(t?(e.removeChild(t),e.appendChild(t)):(t=document.createElement("div"),t.className="grid horizontal major",e.appendChild(t),this.dom.line=t),t.style.top=this.props.lineTop+"px"):t&&axis.parentElement&&(e.removeChild(axis.line),delete this.dom.line)},u.prototype._repaintMeasureChars=function(){var t,e=this.dom;if(!e.measureCharMinor){t=document.createTextNode("0");var i=document.createElement("DIV");i.className="text minor measure",i.appendChild(t),this.frame.appendChild(i),e.measureCharMinor=i}if(!e.measureCharMajor){t=document.createTextNode("0");var s=document.createElement("DIV");s.className="text major measure",s.appendChild(t),this.frame.appendChild(s),e.measureCharMajor=s}},u.prototype.reflow=function(){var t=0,e=D.updateProperty,i=this.frame,s=this.range;if(!s)throw Error("Cannot repaint time axis: no range configured");if(i){t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft);var n=this.props,o=this.getOption("showMinorLabels"),r=this.getOption("showMajorLabels"),a=this.dom.measureCharMinor,h=this.dom.measureCharMajor;a&&(n.minorCharHeight=a.clientHeight,n.minorCharWidth=a.clientWidth),h&&(n.majorCharHeight=h.clientHeight,n.majorCharWidth=h.clientWidth);var d=i.parentNode?i.parentNode.offsetHeight:0;switch(d!=n.parentHeight&&(n.parentHeight=d,t+=1),this.getOption("orientation")){case"bottom":n.minorLabelHeight=o?n.minorCharHeight:0,n.majorLabelHeight=r?n.majorCharHeight:0,n.minorLabelTop=0,n.majorLabelTop=n.minorLabelTop+n.minorLabelHeight,n.minorLineTop=-this.top,n.minorLineHeight=Math.max(this.top+n.majorLabelHeight,0),n.minorLineWidth=1,n.majorLineTop=-this.top,n.majorLineHeight=Math.max(this.top+n.minorLabelHeight+n.majorLabelHeight,0),n.majorLineWidth=1,n.lineTop=0;break;case"top":n.minorLabelHeight=o?n.minorCharHeight:0,n.majorLabelHeight=r?n.majorCharHeight:0,n.majorLabelTop=0,n.minorLabelTop=n.majorLabelTop+n.majorLabelHeight,n.minorLineTop=n.minorLabelTop,n.minorLineHeight=Math.max(d-n.majorLabelHeight-this.top),n.minorLineWidth=1,n.majorLineTop=0,n.majorLineHeight=Math.max(d-this.top),n.majorLineWidth=1,n.lineTop=n.majorLabelHeight+n.minorLabelHeight;break;default:throw Error('Unkown orientation "'+this.getOption("orientation")+'"')}var p=n.minorLabelHeight+n.majorLabelHeight;t+=e(this,"width",i.offsetWidth),t+=e(this,"height",p),this._updateConversion();var l=D.cast(s.start,"Date"),c=D.cast(s.end,"Date"),u=this.toTime(5*(n.minorCharWidth||10))-this.toTime(0);this.step=new TimeStep(l,c,u),t+=e(n.range,"start",l.valueOf()),t+=e(n.range,"end",c.valueOf()),t+=e(n.range,"minimumStep",u.valueOf())}return t>0},u.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype=new l,f.types={box:g,range:y,point:v},f.prototype.setOptions=p.prototype.setOptions,f.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},f.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.getOption("orientation"),o=this.defaultOptions,r=this.frame;if(!r){r=document.createElement("div"),r.className="itemset";var a=s.className;a&&D.addClassName(r,D.option.asString(a));var h=document.createElement("div");h.className="background",r.appendChild(h),this.dom.background=h;var d=document.createElement("div");d.className="foreground",r.appendChild(d),this.dom.foreground=d;var p=document.createElement("div");p.className="itemset-axis",this.dom.axis=p,this.frame=r,t+=1}if(!this.parent)throw Error("Cannot repaint itemset: no parent attached");var l=this.parent.getContainer();if(!l)throw Error("Cannot repaint itemset: parent has no container element");r.parentNode||(l.appendChild(r),t+=1),this.dom.axis.parentNode||(l.appendChild(this.dom.axis),t+=1),t+=e(r.style,"left",i(s.left,"0px")),t+=e(r.style,"top",i(s.top,"0px")),t+=e(r.style,"width",i(s.width,"100%")),t+=e(r.style,"height",i(s.height,this.height+"px")),t+=e(this.dom.axis.style,"left",i(s.left,"0px")),t+=e(this.dom.axis.style,"width",i(s.width,"100%")),t+="bottom"==n?e(this.dom.axis.style,"top",this.height+this.top+"px"):e(this.dom.axis.style,"top",this.top+"px"),this._updateConversion();var c=this,u=this.queue,m=this.itemsData,g=this.items,v={fields:[m&&m.fieldId||"id","start","end","content","type"]};return Object.keys(u).forEach(function(e){var i=u[e],n=g[e];switch(i){case"add":case"update":var r=m&&m.get(e,v);if(r){var a=r.type||r.start&&r.end&&"range"||s.type||"box",h=f.types[a];if(n&&(h&&n instanceof h?(n.data=r,t++):(t+=n.hide(),n=null)),!n){if(!h)throw new TypeError('Unknown item type "'+a+'"');n=new h(c,r,s,o),t++}n.repaint(),g[e]=n}delete u[e];break;case"remove":n&&(t+=n.hide()),delete g[e],delete u[e];break;default:console.log('Error: unknown action "'+i+'"')}}),D.forEach(this.items,function(e){e.visible?(t+=e.show(),e.reposition()):t+=e.hide()}),t>0},f.prototype.getForeground=function(){return this.dom.foreground},f.prototype.getBackground=function(){return this.dom.background},f.prototype.getAxis=function(){return this.dom.axis},f.prototype.reflow=function(){var t=0,e=this.options,i=e.margin&&e.margin.axis||this.defaultOptions.margin.axis,s=e.margin&&e.margin.item||this.defaultOptions.margin.item,n=D.updateProperty,o=D.option.asNumber,r=D.option.asSize,a=this.frame;if(a){this._updateConversion(),D.forEach(this.items,function(e){t+=e.reflow()}),this.stack.update();var h,d=o(e.maxHeight),p=null!=r(e.height);if(p)h=a.offsetHeight;else{var l=this.stack.ordered;if(l.length){var c=l[0].top,u=l[0].top+l[0].height;D.forEach(l,function(t){c=Math.min(c,t.top),u=Math.max(u,t.top+t.height)}),h=u-c+i+s}else h=i+s}null!=d&&(h=Math.min(h,d)),t+=n(this,"height",h),t+=n(this,"top",a.offsetTop),t+=n(this,"left",a.offsetLeft),t+=n(this,"width",a.offsetWidth)}else t+=1;return t>0},f.prototype.hide=function(){var t=!1;return this.frame&&this.frame.parentNode&&(this.frame.parentNode.removeChild(this.frame),t=!0),this.dom.axis&&this.dom.axis.parentNode&&(this.dom.axis.parentNode.removeChild(this.dom.axis),t=!0),t},f.prototype.setItems=function(t){var e,i=this,s=this.itemsData;if(t){if(!(t instanceof o||t instanceof r))throw new TypeError("Data must be an instance of DataSet");this.itemsData=t}else this.itemsData=null;if(s&&(D.forEach(this.listeners,function(t,e){s.unsubscribe(e,t)}),e=s.getIds(),this._onRemove(e)),this.itemsData){var n=this.id;D.forEach(this.listeners,function(t,e){i.itemsData.subscribe(e,t,n)}),e=this.itemsData.getIds(),this._onAdd(e)}},f.prototype.getItems=function(){return this.itemsData},f.prototype._onUpdate=function(t){this._toQueue("update",t)},f.prototype._onAdd=function(t){this._toQueue("add",t)},f.prototype._onRemove=function(t){this._toQueue("remove",t)},f.prototype._toQueue=function(t,e){var i=this.queue;e.forEach(function(e){i[e]=t}),this.controller&&this.requestRepaint()},f.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},f.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},m.prototype.select=function(){this.selected=!0},m.prototype.unselect=function(){this.selected=!1},m.prototype.show=function(){return!1},m.prototype.hide=function(){return!1},m.prototype.repaint=function(){return!1},m.prototype.reflow=function(){return!1},g.prototype=new m(null,null),g.prototype.select=function(){this.selected=!0},g.prototype.unselect=function(){this.selected=!1},g.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");var s=this.parent.getBackground();if(!s)throw Error("Cannot repaint time axis: parent has no background container element");var n=this.parent.getAxis();if(!s)throw Error("Cannot repaint time axis: parent has no axis container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),e.line.parentNode||(s.appendChild(e.line),t=!0),e.dot.parentNode||(n.appendChild(e.dot),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var o=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=o&&(this.className=o,e.box.className="item box"+o,e.line.className="item line"+o,e.dot.className="item dot"+o,t=!0)}return t},g.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},g.prototype.hide=function(){var t=!1,e=this.dom;return e&&(e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),e.line.parentNode&&e.line.parentNode.removeChild(e.line),e.dot.parentNode&&e.dot.parentNode.removeChild(e.dot)),t},g.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p,l,c=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(p=this.data,l=this.parent&&this.parent.range,p&&l){var u=l.end-l.start;this.visible=p.start>l.start-u&&p.start<l.end+u}else this.visible=!1;if(this.visible)if(e=this.dom)if(t=D.updateProperty,i=this.props,s=this.options,o=this.parent.toScreen(this.data.start),r=s.align||this.defaultOptions.align,n=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,a=s.orientation||this.defaultOptions.orientation,c+=t(i.dot,"height",e.dot.offsetHeight),c+=t(i.dot,"width",e.dot.offsetWidth),c+=t(i.line,"width",e.line.offsetWidth),c+=t(i.line,"height",e.line.offsetHeight),c+=t(i.line,"top",e.line.offsetTop),c+=t(this,"width",e.box.offsetWidth),c+=t(this,"height",e.box.offsetHeight),d="right"==r?o-this.width:"left"==r?o:o-this.width/2,c+=t(this,"left",d),c+=t(i.line,"left",o-i.line.width/2),c+=t(i.dot,"left",o-i.dot.width/2),c+=t(i.dot,"top",-i.dot.height/2),"top"==a)h=n,c+=t(this,"top",h);else{var f=this.parent.height;h=f-this.height-n,c+=t(this,"top",h)}else c+=1;return c>0},g.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("DIV"),t.content=document.createElement("DIV"),t.content.className="content",t.box.appendChild(t.content),t.line=document.createElement("DIV"),t.line.className="line",t.dot=document.createElement("DIV"),t.dot.className="dot")},g.prototype.reposition=function(){var t=this.dom,e=this.props,i=this.options.orientation||this.defaultOptions.orientation;if(t){var s=t.box,n=t.line,o=t.dot;s.style.left=this.left+"px",s.style.top=this.top+"px",n.style.left=e.line.left+"px","top"==i?(n.style.top="0px",n.style.height=this.top+"px"):(n.style.top=this.top+this.height+"px",n.style.height=Math.max(this.parent.height-this.top-this.height+this.props.dot.height/2,0)+"px"),o.style.left=e.dot.left+"px",o.style.top=e.dot.top+"px"}},v.prototype=new m(null,null),v.prototype.select=function(){this.selected=!0},v.prototype.unselect=function(){this.selected=!1},v.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.point.parentNode||(i.appendChild(e.point),i.appendChild(e.point),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=s&&(this.className=s,e.point.className="item point"+s,t=!0)}return t},v.prototype.show=function(){return this.dom&&this.dom.point.parentNode?!1:this.repaint()},v.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.point.parentNode&&(e.point.parentNode.removeChild(e.point),t=!0),t},v.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(h=this.data,d=this.parent&&this.parent.range,h&&d){var l=d.end-d.start;this.visible=h.start>d.start-l&&h.start<d.end}else this.visible=!1;if(this.visible)if(e=this.dom){if(t=D.updateProperty,i=this.props,s=this.options,o=s.orientation||this.defaultOptions.orientation,n=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,r=this.parent.toScreen(this.data.start),p+=t(this,"width",e.point.offsetWidth),p+=t(this,"height",e.point.offsetHeight),p+=t(i.dot,"width",e.dot.offsetWidth),p+=t(i.dot,"height",e.dot.offsetHeight),p+=t(i.content,"height",e.content.offsetHeight),"top"==o)a=n;else{var c=this.parent.height;a=Math.max(c-this.height-n,0)}p+=t(this,"top",a),p+=t(this,"left",r-i.dot.width/2),p+=t(i.content,"marginLeft",1.5*i.dot.width),p+=t(i.dot,"top",(this.height-i.dot.height)/2)}else p+=1;return p>0},v.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.point=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.point.appendChild(t.content),t.dot=document.createElement("div"),t.dot.className="dot",t.point.appendChild(t.dot))},v.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.point.style.top=this.top+"px",t.point.style.left=this.left+"px",t.content.style.marginLeft=e.content.marginLeft+"px",t.dot.style.top=e.dot.top+"px")},y.prototype=new m(null,null),y.prototype.select=function(){this.selected=!0},y.prototype.unselect=function(){this.selected=!1},y.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=this.data.className?""+this.data.className:"";
+this.className!=s&&(this.className=s,e.box.className="item range"+s,t=!0)}return t},y.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},y.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),t},y.prototype.reflow=function(){var t,e,i,s,n,o,r,a,h,d,p,l,c,u,f,m,g=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(void 0==this.data.end)throw Error('Property "end" missing in item '+this.data.id);return h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start<d.end&&h.end>d.start:!1,this.visible&&(t=this.dom,t?(e=this.props,i=this.options,o=this.parent,r=o.toScreen(this.data.start),a=o.toScreen(this.data.end),p=D.updateProperty,l=t.box,c=o.width,f=i.orientation||this.defaultOptions.orientation,s=i.margin&&i.margin.axis||this.defaultOptions.margin.axis,n=i.padding||this.defaultOptions.padding,g+=p(e.content,"width",t.content.offsetWidth),g+=p(this,"height",l.offsetHeight),-c>r&&(r=-c),a>2*c&&(a=2*c),u=0>r?Math.min(-r,a-r-e.content.width-2*n):0,g+=p(e.content,"left",u),"top"==f?(m=s,g+=p(this,"top",m)):(m=o.height-this.height-s,g+=p(this,"top",m)),g+=p(this,"left",r),g+=p(this,"width",Math.max(a-r,1))):g+=1),g>0},y.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.box.appendChild(t.content))},y.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.box.style.top=this.top+"px",t.box.style.left=this.left+"px",t.box.style.width=this.width+"px",t.content.style.left=e.content.left+"px")},w.prototype=new p,w.prototype.setOptions=p.prototype.setOptions,w.prototype.getContainer=function(){return this.parent.getContainer()},w.prototype.setItems=function(t){if(this.itemset&&(this.itemset.hide(),this.itemset.setItems(),this.parent.controller.remove(this.itemset),this.itemset=null),t){var e=this.groupId,i=Object.create(this.options);this.itemset=new f(this,null,i),this.itemset.setRange(this.parent.range),this.view=new r(t,{filter:function(t){return t.group==e}}),this.itemset.setItems(this.view),this.parent.controller.add(this.itemset)}},w.prototype.repaint=function(){return!1},w.prototype.reflow=function(){var t=0,e=D.updateProperty;return t+=e(this,"top",this.itemset?this.itemset.top:0),t+=e(this,"height",this.itemset?this.itemset.height:0),t>0},b.prototype=new l,b.prototype.setOptions=p.prototype.setOptions,b.prototype.setRange=function(){},b.prototype.setItems=function(t){this.itemsData=t;for(var e in this.groups)if(this.groups.hasOwnProperty(e)){var i=this.groups[e];i.setItems(t)}},b.prototype.getItems=function(){return this.itemsData},b.prototype.setRange=function(t){this.range=t},b.prototype.setGroups=function(t){var e,i=this;if(this.groupsData&&(D.forEach(this.listeners,function(t,e){i.groupsData.unsubscribe(e,t)}),e=this.groupsData.getIds(),this._onRemove(e)),t?t instanceof o?this.groupsData=t:(this.groupsData=new o({fieldTypes:{start:"Date",end:"Date"}}),this.groupsData.add(t)):this.groupsData=null,this.groupsData){var s=this.id;D.forEach(this.listeners,function(t,e){i.groupsData.subscribe(e,t,s)}),e=this.groupsData.getIds(),this._onAdd(e)}},b.prototype.getGroups=function(){return this.groupsData},b.prototype.repaint=function(){var t=0,e=D.updateProperty,i=D.option.asSize,s=this.options,n=this.frame;if(!n){n=document.createElement("div"),n.className="groupset";var o=s.className;o&&D.addClassName(n,D.option.asString(o)),this.frame=n,t+=1}if(!this.parent)throw Error("Cannot repaint groupset: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint groupset: parent has no container element");n.parentNode||(r.appendChild(n),t+=1),t+=e(n.style,"height",i(s.height,this.height+"px")),t+=e(n.style,"top",i(s.top,"0px")),t+=e(n.style,"left",i(s.left,"0px")),t+=e(n.style,"width",i(s.width,"100%"));var a=this,h=this.queue,d=this.groups,p=this.groupsData,l=Object.keys(h);if(l.length){l.forEach(function(t){var e=h[t],i=d[t];switch(e){case"add":case"update":if(!i){var s=Object.create(a.options);i=new w(a,t,s),i.setItems(a.itemsData),d[t]=i,a.controller.add(i)}i.data=p.get(t),delete h[t];break;case"remove":i&&(i.setItems(),delete d[t],a.controller.remove(i)),delete h[t];break;default:console.log('Error: unknown action "'+e+'"')}});for(var c=this.groupsData.getIds({order:this.options.groupsOrder}),u=0;c.length>u;u++)(function(t,e){var i=0;e&&(i=function(){return e.top+e.height}),t.setOptions({top:i})})(d[c[u]],d[c[u-1]]);t++}return t>0},b.prototype.getContainer=function(){return this.frame},b.prototype.reflow=function(){var t=0,e=this.options,i=D.updateProperty,s=D.option.asNumber,n=D.option.asSize,o=this.frame;if(o){var r,a=s(e.maxHeight),h=null!=n(e.height);if(h)r=o.offsetHeight;else{r=0;for(var d in this.groups)if(this.groups.hasOwnProperty(d)){var p=this.groups[d];r+=p.height}}null!=a&&(r=Math.min(r,a)),t+=i(this,"height",r),t+=i(this,"top",o.offsetTop),t+=i(this,"left",o.offsetLeft),t+=i(this,"width",o.offsetWidth)}return t>0},b.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},b.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},b.prototype._onUpdate=function(t){this._toQueue(t,"update")},b.prototype._onAdd=function(t){this._toQueue(t,"add")},b.prototype._onRemove=function(t){this._toQueue(t,"remove")},b.prototype._toQueue=function(t,e){var i=this.queue;t.forEach(function(t){i[t]=e}),this.controller&&this.requestRepaint()},_.prototype.setOptions=function(t){t&&D.extend(this.options,t),this.controller.reflow(),this.controller.repaint()},_.prototype.setItems=function(t){var e,i=null==this.itemsData;if(t?t instanceof o&&(e=t):e=null,t instanceof o||(e=new o({fieldTypes:{start:"Date",end:"Date"}}),e.add(t)),this.itemsData=e,this.content.setItems(e),i&&(void 0==this.options.start||void 0==this.options.end)){var s=this.getItemRange(),n=s.min,r=s.max;if(null!=n&&null!=r){var a=r.valueOf()-n.valueOf();n=new Date(n.valueOf()-.05*a),r=new Date(r.valueOf()+.05*a)}void 0!=this.options.start&&(n=new Date(this.options.start.valueOf())),void 0!=this.options.end&&(r=new Date(this.options.end.valueOf())),(null!=n||null!=r)&&this.range.setRange(n,r)}},_.prototype.setGroups=function(t){var e=this;this.groupsData=t;var i=this.groupsData?b:f;if(!(this.content instanceof i)){this.content&&(this.content.hide(),this.content.setItems&&this.content.setItems(),this.content.setGroups&&this.content.setGroups(),this.controller.remove(this.content));var s=Object.create(this.options);D.extend(s,{top:function(){return"top"==e.options.orientation?e.timeaxis.height:e.root.height-e.timeaxis.height-e.content.height},height:function(){return e.options.height?e.root.height-e.timeaxis.height:null},maxHeight:function(){if(e.options.maxHeight){if(!D.isNumber(e.options.maxHeight))throw new TypeError("Number expected for property maxHeight");return e.options.maxHeight-e.timeaxis.height}return null}}),this.content=new i(this.root,[this.timeaxis],s),this.content.setRange&&this.content.setRange(this.range),this.content.setItems&&this.content.setItems(this.itemsData),this.content.setGroups&&this.content.setGroups(this.groupsData),this.controller.add(this.content)}},_.prototype.getItemRange=function(){var t=this.itemsData,e=null,i=null;if(t){var s=t.min("start");e=s?s.start.valueOf():null;var n=t.max("start");n&&(i=n.start.valueOf());var o=t.max("end");o&&(i=null==i?o.end.valueOf():Math.max(i,o.end.valueOf()))}return{min:null!=e?new Date(e):null,max:null!=i?new Date(i):null}},function(t){function e(t){return E=t,c()}function i(){D=0,C=E.charAt(0)}function s(){D++,C=E.charAt(D)}function n(){return E.charAt(D+1)}function o(t){return N.test(t)}function r(t,e){if(t||(t={}),e)for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t}function a(t,e,i){for(var s=e.split("."),n=t;s.length;){var o=s.shift();s.length?(n[o]||(n[o]={}),n=n[o]):n[o]=i}}function h(t,e){for(var i,s,n=null,o=[t],a=t;a.parent;)o.push(a.parent),a=a.parent;if(a.nodes)for(i=0,s=a.nodes.length;s>i;i++)if(e.id===a.nodes[i].id){n=a.nodes[i];break}for(n||(n={id:e.id},t.node&&(n.attr=r(n.attr,t.node))),i=o.length-1;i>=0;i--){var h=o[i];h.nodes||(h.nodes=[]),-1==h.nodes.indexOf(n)&&h.nodes.push(n)}e.attr&&(n.attr=r(n.attr,e.attr))}function d(t,e){if(t.edges||(t.edges=[]),t.edges.push(e),t.edge){var i=r({},t.edge);e.attr=r(i,e.attr)}}function p(t,e,i,s,n){var o={from:e,to:i,type:s};return t.edge&&(o.attr=r({},t.edge)),o.attr=r(o.attr||{},n),o}function l(){for(O=S.NULL,L="";" "==C||"	"==C||"\n"==C||"\r"==C;)s();do{var t=!1;if("#"==C){for(var e=D-1;" "==E.charAt(e)||"	"==E.charAt(e);)e--;if("\n"==E.charAt(e)||""==E.charAt(e)){for(;""!=C&&"\n"!=C;)s();t=!0}}if("/"==C&&"/"==n()){for(;""!=C&&"\n"!=C;)s();t=!0}if("/"==C&&"*"==n()){for(;""!=C;){if("*"==C&&"/"==n()){s(),s();break}s()}t=!0}for(;" "==C||"	"==C||"\n"==C||"\r"==C;)s()}while(t);if(""==C)return O=S.DELIMITER,void 0;var 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e=i(t);n.edges.push(e)}),x(e,s,function(e,s){var o=p(n,e.id,s.id,t.type,t.attr),r=i(o);n.edges.push(r)}),t.to instanceof Object&&t.to.edges&&t.to.edges.forEach(function(t){var e=i(t);n.edges.push(e)})}),s.attr&&(n.options=s.attr),n}var S={NULL:0,DELIMITER:1,IDENTIFIER:2,UNKNOWN:3},M={"{":!0,"}":!0,"[":!0,"]":!0,";":!0,"=":!0,",":!0,"->":!0,"--":!0},E="",D=0,C="",L="",O=S.NULL,N=/[a-zA-Z_0-9.:#]/;t.parseDOT=e,t.DOTToGraph=T}(D!==void 0?D:s),"undefined"!=typeof CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.circle=function(t,e,i){this.beginPath(),this.arc(t,e,i,0,2*Math.PI,!1)},CanvasRenderingContext2D.prototype.square=function(t,e,i){this.beginPath(),this.rect(t-i,e-i,2*i,2*i)},CanvasRenderingContext2D.prototype.triangle=function(t,e,i){this.beginPath();var s=2*i,n=s/2,o=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-n*n);this.moveTo(t,e-(r-o)),this.lineTo(t+n,e+o),this.lineTo(t-n,e+o),this.lineTo(t,e-(r-o)),this.closePath()},CanvasRenderingContext2D.prototype.triangleDown=function(t,e,i){this.beginPath();var s=2*i,n=s/2,o=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-n*n);this.moveTo(t,e+(r-o)),this.lineTo(t+n,e-o),this.lineTo(t-n,e-o),this.lineTo(t,e+(r-o)),this.closePath()},CanvasRenderingContext2D.prototype.star=function(t,e,i){this.beginPath();for(var s=0;10>s;s++){var n=0===s%2?1.3*i:.5*i;this.lineTo(t+n*Math.sin(2*s*Math.PI/10),e-n*Math.cos(2*s*Math.PI/10))}this.closePath()},CanvasRenderingContext2D.prototype.roundRect=function(t,e,i,s,n){var o=Math.PI/180;0>i-2*n&&(n=i/2),0>s-2*n&&(n=s/2),this.beginPath(),this.moveTo(t+n,e),this.lineTo(t+i-n,e),this.arc(t+i-n,e+n,n,270*o,360*o,!1),this.lineTo(t+i,e+s-n),this.arc(t+i-n,e+s-n,n,0,90*o,!1),this.lineTo(t+n,e+s),this.arc(t+n,e+s-n,n,90*o,180*o,!1),this.lineTo(t,e+n),this.arc(t+n,e+n,n,180*o,270*o,!1)},CanvasRenderingContext2D.prototype.ellipse=function(t,e,i,s){var n=.5522848,o=i/2*n,r=s/2*n,a=t+i,h=e+s,d=t+i/2,p=e+s/2;this.beginPath(),this.moveTo(t,p),this.bezierCurveTo(t,p-r,d-o,e,d,e),this.bezierCurveTo(d+o,e,a,p-r,a,p),this.bezierCurveTo(a,p+r,d+o,h,d,h),this.bezierCurveTo(d-o,h,t,p+r,t,p)},CanvasRenderingContext2D.prototype.database=function(t,e,i,s){var n=1/3,o=i,r=s*n,a=.5522848,h=o/2*a,d=r/2*a,p=t+o,l=e+r,c=t+o/2,u=e+r/2,f=e+(s-r/2),m=e+s;this.beginPath(),this.moveTo(p,u),this.bezierCurveTo(p,u+d,c+h,l,c,l),this.bezierCurveTo(c-h,l,t,u+d,t,u),this.bezierCurveTo(t,u-d,c-h,e,c,e),this.bezierCurveTo(c+h,e,p,u-d,p,u),this.lineTo(p,f),this.bezierCurveTo(p,f+d,c+h,m,c,m),this.bezierCurveTo(c-h,m,t,f+d,t,f),this.lineTo(t,u)},CanvasRenderingContext2D.prototype.arrow=function(t,e,i,s){var n=t-s*Math.cos(i),o=e-s*Math.sin(i),r=t-.9*s*Math.cos(i),a=e-.9*s*Math.sin(i),h=n+s/3*Math.cos(i+.5*Math.PI),d=o+s/3*Math.sin(i+.5*Math.PI),p=n+s/3*Math.cos(i-.5*Math.PI),l=o+s/3*Math.sin(i-.5*Math.PI);this.beginPath(),this.moveTo(t,e),this.lineTo(h,d),this.lineTo(r,a),this.lineTo(p,l),this.closePath()},CanvasRenderingContext2D.prototype.dashedLine=function(t,e,i,s,n){n||(n=[10,5]),0==c&&(c=.001);var o=n.length;this.moveTo(t,e);for(var r=i-t,a=s-e,h=a/r,d=Math.sqrt(r*r+a*a),p=0,l=!0;d>=.1;){var c=n[p++%o];c>d&&(c=d);var u=Math.sqrt(c*c/(1+h*h));0>r&&(u=-u),t+=u,e+=h*u,this[l?"lineTo":"moveTo"](t,e),d-=c,l=!l}}),x.prototype.attachEdge=function(t){-1==this.edges.indexOf(t)&&this.edges.push(t),this._updateMass()},x.prototype.detachEdge=function(t){var e=this.edges.indexOf(t);-1!=e&&this.edges.splice(e,1),this._updateMass()},x.prototype._updateMass=function(){this.mass=50+20*this.edges.length},x.prototype.setProperties=function(t,e){if(t){if(void 0!=t.id&&(this.id=t.id),void 0!=t.label&&(this.label=t.label),void 0!=t.title&&(this.title=t.title),void 0!=t.group&&(this.group=t.group),void 0!=t.x&&(this.x=t.x),void 0!=t.y&&(this.y=t.y),void 0!=t.value&&(this.value=t.value),void 0===this.id)throw"Node must have an id";if(this.group){var i=this.grouplist.get(this.group);for(var s in i)i.hasOwnProperty(s)&&(this[s]=i[s])}if(void 0!=t.shape&&(this.shape=t.shape),void 0!=t.image&&(this.image=t.image),void 0!=t.radius&&(this.radius=t.radius),void 0!=t.color&&(this.color=x.parseColor(t.color)),void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace),void 0!=this.image){if(!this.imagelist)throw"No imagelist provided";this.imageObj=this.imagelist.load(this.image)}switch(this.xFixed=this.xFixed||void 0!=t.x,this.yFixed=this.yFixed||void 0!=t.y,this.radiusFixed=this.radiusFixed||void 0!=t.radius,"image"==this.shape&&(this.radiusMin=e.nodes.widthMin,this.radiusMax=e.nodes.widthMax),this.shape){case"database":this.draw=this._drawDatabase,this.resize=this._resizeDatabase;break;case"box":this.draw=this._drawBox,this.resize=this._resizeBox;break;case"circle":this.draw=this._drawCircle,this.resize=this._resizeCircle;break;case"ellipse":this.draw=this._drawEllipse,this.resize=this._resizeEllipse;break;case"image":this.draw=this._drawImage,this.resize=this._resizeImage;break;case"text":this.draw=this._drawText,this.resize=this._resizeText;break;case"dot":this.draw=this._drawDot,this.resize=this._resizeShape;break;case"square":this.draw=this._drawSquare,this.resize=this._resizeShape;break;case"triangle":this.draw=this._drawTriangle,this.resize=this._resizeShape;break;case"triangleDown":this.draw=this._drawTriangleDown,this.resize=this._resizeShape;break;case"star":this.draw=this._drawStar,this.resize=this._resizeShape;break;default:this.draw=this._drawEllipse,this.resize=this._resizeEllipse}this._reset()}},x.parseColor=function(t){var e;return D.isString(t)?e={border:t,background:t,highlight:{border:t,background:t}}:(e={},e.background=t.background||"white",e.border=t.border||e.background,D.isString(t.highlight)?e.highlight={border:t.highlight,background:t.highlight}:(e.highlight={},e.highlight.background=t.highlight&&t.highlight.background||e.background,e.highlight.border=t.highlight&&t.highlight.border||e.border)),e},x.prototype.select=function(){this.selected=!0,this._reset()},x.prototype.unselect=function(){this.selected=!1,this._reset()},x.prototype._reset=function(){this.width=void 0,this.height=void 0},x.prototype.getTitle=function(){return this.title},x.prototype.distanceToBorder=function(t,e){var i=1;switch(this.width||this.resize(t),this.shape){case"circle":case"dot":return this.radius+i;case"ellipse":var s=this.width/2,n=this.height/2,o=Math.sin(e)*s,r=Math.cos(e)*n;return s*n/Math.sqrt(o*o+r*r);case"box":case"image":case"text":default:return this.width?Math.min(Math.abs(this.width/2/Math.cos(e)),Math.abs(this.height/2/Math.sin(e)))+i:0}},x.prototype._setForce=function(t,e){this.fx=t,this.fy=e},x.prototype._addForce=function(t,e){this.fx+=t,this.fy+=e},x.prototype.discreteStep=function(t){if(!this.xFixed){var e=-this.damping*this.vx,i=(this.fx+e)/this.mass;this.vx+=i/t,this.x+=this.vx/t}if(!this.yFixed){var s=-this.damping*this.vy,n=(this.fy+s)/this.mass;this.vy+=n/t,this.y+=this.vy/t}},x.prototype.isFixed=function(){return this.xFixed&&this.yFixed},x.prototype.isMoving=function(t){return Math.abs(this.vx)>t||Math.abs(this.vy)>t||!this.xFixed&&Math.abs(this.fx)>this.minForce||!this.yFixed&&Math.abs(this.fy)>this.minForce},x.prototype.isSelected=function(){return this.selected},x.prototype.getValue=function(){return this.value},x.prototype.getDistance=function(t,e){var i=this.x-t,s=this.y-e;return Math.sqrt(i*i+s*s)},x.prototype.setValueRange=function(t,e){if(!this.radiusFixed&&void 0!==this.value){var i=(this.radiusMax-this.radiusMin)/(e-t);this.radius=(this.value-t)*i+this.radiusMin}},x.prototype.draw=function(){throw"Draw method not initialized for node"},x.prototype.resize=function(){throw"Resize method not initialized for node"},x.prototype.isOverlappingWith=function(t){return this.left<t.right&&this.left+this.width>t.left&&this.top<t.bottom&&this.top+this.height>t.top},x.prototype._resizeImage=function(){if(!this.width){var t,e;if(this.value){var i=this.imageObj.height/this.imageObj.width;t=this.radius||this.imageObj.width,e=this.radius*i||this.imageObj.height}else t=this.imageObj.width,e=this.imageObj.height;this.width=t,this.height=e}},x.prototype._drawImage=function(t){this._resizeImage(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2;var e;this.imageObj?(t.drawImage(this.imageObj,this.left,this.top,this.width,this.height),e=this.y+this.height/2):e=this.y,this._label(t,this.label,this.x,e,void 0,"top")},x.prototype._resizeBox=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawBox=function(t){this._resizeBox(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.roundRect(this.left,this.top,this.width,this.height,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeDatabase=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=i.width+2*e;this.width=s,this.height=s}},x.prototype._drawDatabase=function(t){this._resizeDatabase(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.database(this.x-this.width/2,this.y-.5*this.height,this.width,this.height),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeCircle=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=Math.max(i.width,i.height)+2*e;this.radius=s/2,this.width=s,this.height=s}},x.prototype._drawCircle=function(t){this._resizeCircle(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.circle(this.x,this.y,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeEllipse=function(t){if(!this.width){var e=this.getTextSize(t);this.width=1.5*e.width,this.height=2*e.height,this.width<this.height&&(this.width=this.height)}},x.prototype._drawEllipse=function(t){this._resizeEllipse(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t.ellipse(this.left,this.top,this.width,this.height),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._drawDot=function(t){this._drawShape(t,"circle")},x.prototype._drawTriangle=function(t){this._drawShape(t,"triangle")},x.prototype._drawTriangleDown=function(t){this._drawShape(t,"triangleDown")},x.prototype._drawSquare=function(t){this._drawShape(t,"square")},x.prototype._drawStar=function(t){this._drawShape(t,"star")},x.prototype._resizeShape=function(){if(!this.width){var t=2*this.radius;this.width=t,this.height=t}},x.prototype._drawShape=function(t,e){this._resizeShape(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.selected?this.color.highlight.border:this.color.border,t.fillStyle=this.selected?this.color.highlight.background:this.color.background,t.lineWidth=this.selected?2:1,t[e](this.x,this.y,this.radius),t.fill(),t.stroke(),this.label&&this._label(t,this.label,this.x,this.y+this.height/2,void 0,"top")},x.prototype._resizeText=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawText=function(t){this._resizeText(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,this._label(t,this.label,this.x,this.y)},x.prototype._label=function(t,e,i,s,n,o){if(e){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle=this.fontColor||"black",t.textAlign=n||"center",t.textBaseline=o||"middle";for(var r=e.split("\n"),a=r.length,h=this.fontSize+4,d=s+(1-a)/2*h,p=0;a>p;p++)t.fillText(r[p],i,d),d+=h}},x.prototype.getTextSize=function(t){if(void 0!=this.label){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace;for(var e=this.label.split("\n"),i=(this.fontSize+4)*e.length,s=0,n=0,o=e.length;o>n;n++)s=Math.max(s,t.measureText(e[n]).width);return{width:s,height:i}}return{width:0,height:0}},T.prototype.setProperties=function(t,e){if(t)switch(void 0!=t.from&&(this.fromId=t.from),void 0!=t.to&&(this.toId=t.to),void 0!=t.id&&(this.id=t.id),void 0!=t.style&&(this.style=t.style),void 0!=t.label&&(this.label=t.label),this.label&&(this.fontSize=e.edges.fontSize,this.fontFace=e.edges.fontFace,this.fontColor=e.edges.fontColor,void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace)),void 0!=t.title&&(this.title=t.title),void 0!=t.width&&(this.width=t.width),void 0!=t.value&&(this.value=t.value),void 0!=t.length&&(this.length=t.length),t.dash&&(void 0!=t.dash.length&&(this.dash.length=t.dash.length),void 0!=t.dash.gap&&(this.dash.gap=t.dash.gap),void 0!=t.dash.altLength&&(this.dash.altLength=t.dash.altLength)),void 0!=t.color&&(this.color=t.color),this.connect(),this.widthFixed=this.widthFixed||void 0!=t.width,this.lengthFixed=this.lengthFixed||void 0!=t.length,this.stiffness=1/this.length,this.style){case"line":this.draw=this._drawLine;break;case"arrow":this.draw=this._drawArrow;break;case"arrow-center":this.draw=this._drawArrowCenter;break;case"dash-line":this.draw=this._drawDashLine;break;default:this.draw=this._drawLine}},T.prototype.connect=function(){this.disconnect(),this.from=this.graph.nodes[this.fromId]||null,this.to=this.graph.nodes[this.toId]||null,this.connected=this.from&&this.to,this.connected?(this.from.attachEdge(this),this.to.attachEdge(this)):(this.from&&this.from.detachEdge(this),this.to&&this.to.detachEdge(this))},T.prototype.disconnect=function(){this.from&&(this.from.detachEdge(this),this.from=null),this.to&&(this.to.detachEdge(this),this.to=null),this.connected=!1},T.prototype.getTitle=function(){return this.title},T.prototype.getValue=function(){return this.value},T.prototype.setValueRange=function(t,e){if(!this.widthFixed&&void 0!==this.value){var i=(this.widthMax-this.widthMin)/(e-t);this.width=(this.value-t)*i+this.widthMin}},T.prototype.draw=function(){throw"Method draw not initialized in edge"},T.prototype.isOverlappingWith=function(t){var e=10,i=this.from.x,s=this.from.y,n=this.to.x,o=this.to.y,r=t.left,a=t.top,h=T._dist(i,s,n,o,r,a);return e>h},T.prototype._drawLine=function(t){t.strokeStyle=this.color,t.lineWidth=this._getLineWidth();var e;if(this.from!=this.to)this._line(t),this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y));else{var i,s,n=this.length/4,o=this.from;o.width||o.resize(t),o.width>o.height?(i=o.x+o.width/2,s=o.y-n):(i=o.x+n,s=o.y-o.height/2),this._circle(t,i,s,n),e=this._pointOnCircle(i,s,n,.5),this._label(t,this.label,e.x,e.y)}},T.prototype._getLineWidth=function(){return this.from.selected||this.to.selected?Math.min(2*this.width,this.widthMax):this.width},T.prototype._line=function(t){t.beginPath(),t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y),t.stroke()},T.prototype._circle=function(t,e,i,s){t.beginPath(),t.arc(e,i,s,0,2*Math.PI,!1),t.stroke()},T.prototype._label=function(t,e,i,s){if(e){t.font=(this.from.selected||this.to.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle="white";var n=t.measureText(e).width,o=this.fontSize,r=i-n/2,a=s-o/2;t.fillRect(r,a,n,o),t.fillStyle=this.fontColor||"black",t.textAlign="left",t.textBaseline="top",t.fillText(e,r,a)}},T.prototype._drawDashLine=function(t){if(t.strokeStyle=this.color,t.lineWidth=this._getLineWidth(),t.beginPath(),t.lineCap="round",void 0!=this.dash.altLength?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dash.length,this.dash.gap,this.dash.altLength,this.dash.gap]):void 0!=this.dash.length&&void 0!=this.dash.gap?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dash.length,this.dash.gap]):(t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y)),t.stroke(),this.label){var e=this._pointOnLine(.5);this._label(t,this.label,e.x,e.y)}},T.prototype._pointOnLine=function(t){return{x:(1-t)*this.from.x+t*this.to.x,y:(1-t)*this.from.y+t*this.to.y}},T.prototype._pointOnCircle=function(t,e,i,s){var n=2*(s-3/8)*Math.PI;return{x:t+i*Math.cos(n),y:e-i*Math.sin(n)}},T.prototype._drawArrowCenter=function(t){var e;if(t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth(),this.from!=this.to){this._line(t);var i=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x),s=10+5*this.width;e=this._pointOnLine(.5),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke(),this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y))}else{var n,o,r=this.length/4,a=this.from;a.width||a.resize(t),a.width>a.height?(n=a.x+a.width/2,o=a.y-r):(n=a.x+r,o=a.y-a.height/2),this._circle(t,n,o,r);var i=.2*Math.PI,s=10+5*this.width;e=this._pointOnCircle(n,o,r,.5),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke(),this.label&&(e=this._pointOnCircle(n,o,r,.5),this._label(t,this.label,e.x,e.y))}},T.prototype._drawArrow=function(t){t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth();var e,i;if(this.from!=this.to){e=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x);var s=this.to.x-this.from.x,n=this.to.y-this.from.y,o=Math.sqrt(s*s+n*n),r=this.from.distanceToBorder(t,e+Math.PI),a=(o-r)/o,h=a*this.from.x+(1-a)*this.to.x,d=a*this.from.y+(1-a)*this.to.y,p=this.to.distanceToBorder(t,e),l=(o-p)/o,c=(1-l)*this.from.x+l*this.to.x,u=(1-l)*this.from.y+l*this.to.y;if(t.beginPath(),t.moveTo(h,d),t.lineTo(c,u),t.stroke(),i=10+5*this.width,t.arrow(c,u,e,i),t.fill(),t.stroke(),this.label){var f=this._pointOnLine(.5);this._label(t,this.label,f.x,f.y)}}else{var m,g,v,y=this.from,w=this.length/4;y.width||y.resize(t),y.width>y.height?(m=y.x+y.width/2,g=y.y-w,v={x:m,y:y.y,angle:.9*Math.PI}):(m=y.x+w,g=y.y-y.height/2,v={x:y.x,y:g,angle:.6*Math.PI}),t.beginPath(),t.arc(m,g,w,0,2*Math.PI,!1),t.stroke(),i=10+5*this.width,t.arrow(v.x,v.y,v.angle,i),t.fill(),t.stroke(),this.label&&(f=this._pointOnCircle(m,g,w,.5),this._label(t,this.label,f.x,f.y))}},T._dist=function(t,e,i,s,n,o){var r=i-t,a=s-e,h=r*r+a*a,d=((n-t)*r+(o-e)*a)/h;d>1?d=1:0>d&&(d=0);var p=t+d*r,l=e+d*a,c=p-n,u=l-o;return Math.sqrt(c*c+u*u)},S.prototype.setPosition=function(t,e){this.x=parseInt(t),this.y=parseInt(e)},S.prototype.setText=function(t){this.frame.innerHTML=t},S.prototype.show=function(t){if(void 0===t&&(t=!0),t){var e=this.frame.clientHeight,i=this.frame.clientWidth,s=this.frame.parentNode.clientHeight,n=this.frame.parentNode.clientWidth,o=this.y-e;o+e+this.padding>s&&(o=s-e-this.padding),this.padding>o&&(o=this.padding);var r=this.x;r+i+this.padding>n&&(r=n-i-this.padding),this.padding>r&&(r=this.padding),this.frame.style.left=r+"px",this.frame.style.top=o+"px",this.frame.style.visibility="visible"}else this.hide()},S.prototype.hide=function(){this.frame.style.visibility="hidden"},Groups=function(){this.clear(),this.defaultIndex=0},Groups.DEFAULT=[{border:"#2B7CE9",background:"#97C2FC",highlight:{border:"#2B7CE9",background:"#D2E5FF"}},{border:"#FFA500",background:"#FFFF00",highlight:{border:"#FFA500",background:"#FFFFA3"}},{border:"#FA0A10",background:"#FB7E81",highlight:{border:"#FA0A10",background:"#FFAFB1"}},{border:"#41A906",background:"#7BE141",highlight:{border:"#41A906",background:"#A1EC76"}},{border:"#E129F0",background:"#EB7DF4",highlight:{border:"#E129F0",background:"#F0B3F5"}},{border:"#7C29F0",background:"#AD85E4",highlight:{border:"#7C29F0",background:"#D3BDF0"}},{border:"#C37F00",background:"#FFA807",highlight:{border:"#C37F00",background:"#FFCA66"}},{border:"#4220FB",background:"#6E6EFD",highlight:{border:"#4220FB",background:"#9B9BFD"}},{border:"#FD5A77",background:"#FFC0CB",highlight:{border:"#FD5A77",background:"#FFD1D9"}},{border:"#4AD63A",background:"#C2FABC",highlight:{border:"#4AD63A",background:"#E6FFE3"}}],Groups.prototype.clear=function(){this.groups={},this.groups.length=function(){var t=0;
 for(var e in this)this.hasOwnProperty(e)&&t++;return t}},Groups.prototype.get=function(t){var e=this.groups[t];if(void 0==e){var i=this.defaultIndex%Groups.DEFAULT.length;this.defaultIndex++,e={},e.color=Groups.DEFAULT[i],this.groups[t]=e}return e},Groups.prototype.add=function(t,e){return this.groups[t]=e,e.color&&(e.color=x.parseColor(e.color)),e},Images=function(){this.images={},this.callback=void 0},Images.prototype.setOnloadCallback=function(t){this.callback=t},Images.prototype.load=function(t){var e=this.images[t];if(void 0==e){var i=this;e=new Image,this.images[t]=e,e.onload=function(){i.callback&&i.callback(this)},e.src=t}return e},M.prototype.setData=function(t){if(t&&t.dot&&(t.nodes||t.edges))throw new SyntaxError('Data must contain either parameter "dot" or  parameter pair "nodes" and "edges", but not both.');if(this.setOptions(t&&t.options),t&&t.dot){if(t&&t.dot){var e=N.util.DOTToGraph(t.dot);return this.setData(e),void 0}}else this._setNodes(t&&t.nodes),this._setEdges(t&&t.edges);this.stabilize&&this._doStabilize(),this.start()},M.prototype.setOptions=function(t){if(t){if(void 0!=t.width&&(this.width=t.width),void 0!=t.height&&(this.height=t.height),void 0!=t.stabilize&&(this.stabilize=t.stabilize),void 0!=t.selectable&&(this.selectable=t.selectable),t.edges){for(var e in t.edges)t.edges.hasOwnProperty(e)&&(this.constants.edges[e]=t.edges[e]);void 0!=t.edges.length&&t.nodes&&void 0==t.nodes.distance&&(this.constants.edges.length=t.edges.length,this.constants.nodes.distance=1.25*t.edges.length),t.edges.fontColor||(this.constants.edges.fontColor=t.edges.color),t.edges.dash&&(void 0!=t.edges.dash.length&&(this.constants.edges.dash.length=t.edges.dash.length),void 0!=t.edges.dash.gap&&(this.constants.edges.dash.gap=t.edges.dash.gap),void 0!=t.edges.dash.altLength&&(this.constants.edges.dash.altLength=t.edges.dash.altLength))}if(t.nodes){for(e in t.nodes)t.nodes.hasOwnProperty(e)&&(this.constants.nodes[e]=t.nodes[e]);t.nodes.color&&(this.constants.nodes.color=x.parseColor(t.nodes.color))}if(t.groups)for(var i in t.groups)if(t.groups.hasOwnProperty(i)){var s=t.groups[i];this.groups.add(i,s)}}this.setSize(this.width,this.height),this._setTranslation(this.frame.clientWidth/2,this.frame.clientHeight/2),this._setScale(1)},M.prototype._trigger=function(t,e){O.trigger(this,t,e)},M.prototype._create=function(){for(;this.containerElement.hasChildNodes();)this.containerElement.removeChild(this.containerElement.firstChild);if(this.frame=document.createElement("div"),this.frame.className="graph-frame",this.frame.style.position="relative",this.frame.style.overflow="hidden",this.frame.canvas=document.createElement("canvas"),this.frame.canvas.style.position="relative",this.frame.appendChild(this.frame.canvas),!this.frame.canvas.getContext){var t=document.createElement("DIV");t.style.color="red",t.style.fontWeight="bold",t.style.padding="10px",t.innerHTML="Error: your browser does not support HTML canvas",this.frame.canvas.appendChild(t)}var e=this,i=function(t){e._onMouseDown(t)},s=function(t){e._onMouseMoveTitle(t)},n=function(t){e._onMouseWheel(t)},o=function(t){e._onTouchStart(t)};N.util.addEventListener(this.frame.canvas,"mousedown",i),N.util.addEventListener(this.frame.canvas,"mousemove",s),N.util.addEventListener(this.frame.canvas,"mousewheel",n),N.util.addEventListener(this.frame.canvas,"touchstart",o),this.containerElement.appendChild(this.frame)},M.prototype._onMouseDown=function(t){if(t=t||window.event,this.selectable&&(this.leftButtonDown&&this._onMouseUp(t),this.leftButtonDown=t.which?1==t.which:1==t.button,this.leftButtonDown||this.touchDown)){var e=this;this.onmousemove||(this.onmousemove=function(t){e._onMouseMove(t)},N.util.addEventListener(document,"mousemove",e.onmousemove)),this.onmouseup||(this.onmouseup=function(t){e._onMouseUp(t)},N.util.addEventListener(document,"mouseup",e.onmouseup)),N.util.preventDefault(t),this.startMouseX=t.clientX||t.targetTouches[0].clientX,this.startMouseY=t.clientY||t.targetTouches[0].clientY,this.startFrameLeft=N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=N.util.getAbsoluteTop(this.frame.canvas),this.startTranslation=this._getTranslation(),this.ctrlKeyDown=t.ctrlKey,this.shiftKeyDown=t.shiftKey;var i={left:this._xToCanvas(this.startMouseX-this.startFrameLeft),top:this._yToCanvas(this.startMouseY-this.startFrameTop),right:this._xToCanvas(this.startMouseX-this.startFrameLeft),bottom:this._yToCanvas(this.startMouseY-this.startFrameTop)},s=this._getNodesOverlappingWith(i);if(this.startClickedObj=s.length>0?s[s.length-1]:void 0,this.startClickedObj){var n=this.nodes[this.startClickedObj];this.startClickedObj.xFixed=n.xFixed,this.startClickedObj.yFixed=n.yFixed,n.xFixed=!0,n.yFixed=!0,this.ctrlKeyDown&&n.isSelected()?this._unselectNodes([this.startClickedObj]):this._selectNodes([this.startClickedObj],this.ctrlKeyDown),this.moving||this._redraw()}else this.shiftKeyDown||(this.moved=!1)}},M.prototype._onMouseMove=function(t){if(t=t||window.event,this.selectable){var e=t.clientX||t.targetTouches&&t.targetTouches[0].clientX||0,i=t.clientY||t.targetTouches&&t.targetTouches[0].clientY||0;if(this.mouseX=e,this.mouseY=i,this.startClickedObj){var s=this.nodes[this.startClickedObj];this.startClickedObj.xFixed||(s.x=this._xToCanvas(e-this.startFrameLeft)),this.startClickedObj.yFixed||(s.y=this._yToCanvas(i-this.startFrameTop)),this.moving||(this.moving=!0,this.start())}else if(this.shiftKeyDown){void 0==this.frame.selRect&&(this.frame.selRect=document.createElement("DIV"),this.frame.appendChild(this.frame.selRect),this.frame.selRect.style.position="absolute",this.frame.selRect.style.border="1px dashed red");var n=Math.min(this.startMouseX,e)-this.startFrameLeft,o=Math.min(this.startMouseY,i)-this.startFrameTop,r=Math.max(this.startMouseX,e)-this.startFrameLeft,a=Math.max(this.startMouseY,i)-this.startFrameTop;this.frame.selRect.style.left=n+"px",this.frame.selRect.style.top=o+"px",this.frame.selRect.style.width=r-n+"px",this.frame.selRect.style.height=a-o+"px"}else{var h=e-this.startMouseX,d=i-this.startMouseY;this._setTranslation(this.startTranslation.x+h,this.startTranslation.y+d),this._redraw(),this.moved=!0}N.util.preventDefault(t)}},M.prototype._onMouseUp=function(t){if(t=t||window.event,this.selectable){this.onmousemove&&(N.util.removeEventListener(document,"mousemove",this.onmousemove),this.onmousemove=void 0),this.onmouseup&&(N.util.removeEventListener(document,"mouseup",this.onmouseup),this.onmouseup=void 0),N.util.preventDefault(t);var e=t.clientX||this.mouseX||0,i=t.clientY||this.mouseY||0,s=t?t.ctrlKey:window.event.ctrlKey;if(this.startClickedObj){var n=this.nodes[this.startClickedObj];n.xFixed=this.startClickedObj.xFixed,n.yFixed=this.startClickedObj.yFixed}else if(this.shiftKeyDown){var o={left:this._xToCanvas(Math.min(this.startMouseX,e)-this.startFrameLeft),top:this._yToCanvas(Math.min(this.startMouseY,i)-this.startFrameTop),right:this._xToCanvas(Math.max(this.startMouseX,e)-this.startFrameLeft),bottom:this._yToCanvas(Math.max(this.startMouseY,i)-this.startFrameTop)},r=this._getNodesOverlappingWith(o);this._selectNodes(r,s),this.redraw(),this.frame.selRect&&(this.frame.removeChild(this.frame.selRect),this.frame.selRect=void 0)}else this.ctrlKeyDown||this.moved||(this._unselectNodes(),this._redraw());this.leftButtonDown=!1,this.ctrlKeyDown=!1}},M.prototype._onMouseWheel=function(t){t=t||window.event;var e=t.clientX,i=t.clientY,s=0;if(t.wheelDelta?s=t.wheelDelta/120:t.detail&&(s=-t.detail/3),s){var n=s/10;0>s&&(n/=1-n);var o=this._getScale(),r=o*(1+n);.01>r&&(r=.01),r>10&&(r=10);var a=N.util.getAbsoluteLeft(this.frame.canvas),h=N.util.getAbsoluteTop(this.frame.canvas),d=e-a,p=i-h,l=this._getTranslation(),c=r/o,u=(1-c)*d+l.x*c,f=(1-c)*p+l.y*c;this._setScale(r),this._setTranslation(u,f),this._redraw()}N.util.preventDefault(t)},M.prototype._onMouseMoveTitle=function(t){t=t||window.event;var e=t.clientX,i=t.clientY;this.startFrameLeft=this.startFrameLeft||N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=this.startFrameTop||N.util.getAbsoluteTop(this.frame.canvas);var s=e-this.startFrameLeft,n=i-this.startFrameTop;this.popupNode&&this._checkHidePopup(s,n);var o=this,r=function(){o._checkShowPopup(s,n)};this.popupTimer&&clearInterval(this.popupTimer),this.leftButtonDown||(this.popupTimer=setTimeout(r,300))},M.prototype._checkShowPopup=function(t,e){var i,s={left:this._xToCanvas(t),top:this._yToCanvas(e),right:this._xToCanvas(t),bottom:this._yToCanvas(e)},n=this.popupNode;if(void 0==this.popupNode){var o=this.nodes;for(i in o)if(o.hasOwnProperty(i)){var r=o[i];if(void 0!=r.getTitle()&&r.isOverlappingWith(s)){this.popupNode=r;break}}}if(void 0==this.popupNode){var a=this.edges;for(i in a)if(a.hasOwnProperty(i)){var h=a[i];if(h.connected&&void 0!=h.getTitle()&&h.isOverlappingWith(s)){this.popupNode=h;break}}}if(this.popupNode){if(this.popupNode!=n){var d=this;d.popup||(d.popup=new S(d.frame)),d.popup.setPosition(t-3,e-3),d.popup.setText(d.popupNode.getTitle()),d.popup.show()}}else this.popup&&this.popup.hide()},M.prototype._checkHidePopup=function(t,e){var i={left:t,top:e,right:t,bottom:e};this.popupNode&&this.popupNode.isOverlappingWith(i)||(this.popupNode=void 0,this.popup&&this.popup.hide())},M.prototype._onTouchStart=function(t){if(N.util.preventDefault(t),!this.touchDown){this.touchDown=!0;var e=this;this.ontouchmove||(this.ontouchmove=function(t){e._onTouchMove(t)},N.util.addEventListener(document,"touchmove",this.ontouchmove)),this.ontouchend||(this.ontouchend=function(t){e._onTouchEnd(t)},N.util.addEventListener(document,"touchend",this.ontouchend)),this._onMouseDown(t)}},M.prototype._onTouchMove=function(t){N.util.preventDefault(t),this._onMouseMove(t)},M.prototype._onTouchEnd=function(t){N.util.preventDefault(t),this.touchDown=!1,this.ontouchmove&&(N.util.removeEventListener(document,"touchmove",this.ontouchmove),this.ontouchmove=void 0),this.ontouchend&&(N.util.removeEventListener(document,"touchend",this.ontouchend),this.ontouchend=void 0),this._onMouseUp(t)},M.prototype._unselectNodes=function(t,e){var i,s,n,o=!1;if(t)for(i=0,s=t.length;s>i;i++){n=t[i],this.nodes[n].unselect();for(var r=0;this.selection.length>r;)this.selection[r]==n?(this.selection.splice(r,1),o=!0):r++}else if(this.selection&&this.selection.length){for(i=0,s=this.selection.length;s>i;i++)n=this.selection[i],this.nodes[n].unselect(),o=!0;this.selection=[]}return!o||1!=e&&void 0!=e||this._trigger("select"),o},M.prototype._selectNodes=function(t,e){var i,s,n=!1,o=!0;if(t.length!=this.selection.length)o=!1;else for(i=0,s=Math.min(t.length,this.selection.length);s>i;i++)if(t[i]!=this.selection[i]){o=!1;break}if(o)return n;if(void 0==e||0==e){var r=!1;n=this._unselectNodes(void 0,r)}for(i=0,s=t.length;s>i;i++){var a=t[i],h=-1!=this.selection.indexOf(a);h||(this.nodes[a].select(),this.selection.push(a),n=!0)}return n&&this._trigger("select"),n},M.prototype._getNodesOverlappingWith=function(t){var e=this.nodes,i=[];for(var s in e)e.hasOwnProperty(s)&&e[s].isOverlappingWith(t)&&i.push(s);return i},M.prototype.getSelection=function(){return this.selection.concat([])},M.prototype.setSelection=function(t){var e,i,s;if(void 0==t.length)throw"Selection must be an array with ids";for(e=0,i=this.selection.length;i>e;e++)s=this.selection[e],this.nodes[s].unselect();for(this.selection=[],e=0,i=t.length;i>e;e++){s=t[e];var n=this.nodes[s];if(!n)throw new RangeError('Node with id "'+s+'" not found');n.select(),this.selection.push(s)}this.redraw()},M.prototype._updateSelection=function(){for(var t=0;this.selection.length>t;){var e=this.selection[t];this.nodes[e]?t++:this.selection.splice(t,1)}},M.prototype._getConnectionCount=function(t){function e(t){for(var e=[],i=0,s=t.length;s>i;i++)for(var n=t[i],o=n.edges,r=0,a=o.length;a>r;r++){var h=o[r],d=null;h.from==n?d=h.to:h.to==n&&(d=h.from);var p,l;if(d)for(p=0,l=t.length;l>p;p++)if(t[p]==d){d=null;break}if(d)for(p=0,l=e.length;l>p;p++)if(e[p]==d){d=null;break}d&&e.push(d)}return e}void 0==t&&(t=1);var i=[],s=this.nodes;for(var n in s)if(s.hasOwnProperty(n)){for(var o=[s[n]],r=0;t>r;r++)o=o.concat(e(o));i.push(o)}for(var a=[],h=0,d=i.length;d>h;h++)a.push(i[h].length);return a},M.prototype.setSize=function(t,e){this.frame.style.width=t,this.frame.style.height=e,this.frame.canvas.style.width="100%",this.frame.canvas.style.height="100%",this.frame.canvas.width=this.frame.canvas.clientWidth,this.frame.canvas.height=this.frame.canvas.clientHeight},M.prototype._setNodes=function(t){var e=this.nodesData;if(t instanceof o||t instanceof r)this.nodesData=t;else if(t instanceof Array)this.nodesData=new o,this.nodesData.add(t);else{if(t)throw new TypeError("Array or DataSet expected");this.nodesData=new o}if(e&&D.forEach(this.nodesListeners,function(t,i){e.unsubscribe(i,t)}),this.nodes={},this.nodesData){var i=this;D.forEach(this.nodesListeners,function(t,e){i.nodesData.subscribe(e,t)});var s=this.nodesData.getIds();this._addNodes(s)}this._updateSelection()},M.prototype._addNodes=function(t){for(var e,i=0,s=t.length;s>i;i++){e=t[i];var n=this.nodesData.get(e),o=new x(n,this.images,this.groups,this.constants);if(this.nodes[e]=o,!o.isFixed()){var r=2*this.constants.edges.length,a=t.length,h=2*Math.PI*(i/a);o.x=r*Math.cos(h),o.y=r*Math.sin(h),this.moving=!0}}this._reconnectEdges(),this._updateValueRange(this.nodes)},M.prototype._updateNodes=function(t){for(var e=this.nodes,i=this.nodesData,s=0,n=t.length;n>s;s++){var o=t[s],r=e[o],a=i.get(o);r?r.setProperties(a,this.constants):(r=new x(properties,this.images,this.groups,this.constants),e[o]=r,r.isFixed()||(this.moving=!0))}this._reconnectEdges(),this._updateValueRange(e)},M.prototype._removeNodes=function(t){for(var e=this.nodes,i=0,s=t.length;s>i;i++){var n=t[i];delete e[n]}this._reconnectEdges(),this._updateSelection(),this._updateValueRange(e)},M.prototype._setEdges=function(t){var e=this.edgesData;if(t instanceof o||t instanceof r)this.edgesData=t;else if(t instanceof Array)this.edgesData=new o,this.edgesData.add(t);else{if(t)throw new TypeError("Array or DataSet expected");this.edgesData=new o}if(e&&D.forEach(this.edgesListeners,function(t,i){e.unsubscribe(i,t)}),this.edges={},this.edgesData){var i=this;D.forEach(this.edgesListeners,function(t,e){i.edgesData.subscribe(e,t)});var s=this.edgesData.getIds();this._addEdges(s)}this._reconnectEdges()},M.prototype._addEdges=function(t){for(var e=this.edges,i=this.edgesData,s=0,n=t.length;n>s;s++){var o=t[s],r=e[o];r&&r.disconnect();var a=i.get(o);e[o]=new T(a,this,this.constants)}this.moving=!0,this._updateValueRange(e)},M.prototype._updateEdges=function(t){for(var e=this.edges,i=this.edgesData,s=0,n=t.length;n>s;s++){var o=t[s],r=i.get(o),a=e[o];a?(a.disconnect(),a.setProperties(r,this.constants),a.connect()):(a=new T(r,this,this.constants),this.edges[o]=a)}this.moving=!0,this._updateValueRange(e)},M.prototype._removeEdges=function(t){for(var e=this.edges,i=0,s=t.length;s>i;i++){var n=t[i],o=e[n];o&&(o.disconnect(),delete 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T=c[t];T.connected&&(e=T.to.x-T.from.x,i=T.to.y-T.from.y,p=T.length,d=Math.sqrt(e*e+i*i),s=Math.atan2(i,e),h=T.stiffness*(p-d),o=Math.cos(s)*h,r=Math.sin(s)*h,T.from._addForce(-o,-r),T.to._addForce(o,r))}},M.prototype._isMoving=function(t){var e=this.nodes;for(var i in e)if(e.hasOwnProperty(i)&&e[i].isMoving(t))return!0;return!1},M.prototype._discreteStepNodes=function(){var t=this.refreshRate/1e3,e=this.nodes;for(var i in e)e.hasOwnProperty(i)&&e[i].discreteStep(t)},M.prototype.start=function(){if(this.moving){this._calculateForces(),this._discreteStepNodes();var t=this.constants.minVelocity;this.moving=this._isMoving(t)}if(this.moving){if(!this.timer){var e=this;this.timer=window.setTimeout(function(){e.timer=void 0,e.start(),e._redraw()},this.refreshRate)}}else this._redraw()},M.prototype.stop=function(){this.timer&&(window.clearInterval(this.timer),this.timer=void 0)};var N={util:D,events:O,Controller:d,DataSet:o,DataView:r,Range:h,Stack:a,TimeStep:TimeStep,EventBus:n,components:{items:{Item:m,ItemBox:g,ItemPoint:v,ItemRange:y},Component:p,Panel:l,RootPanel:c,ItemSet:f,TimeAxis:u},graph:{Node:x,Edge:T,Popup:S,Groups:Groups,Images:Images},Timeline:_,Graph:M};s!==void 0&&(s=N),i!==void 0&&i.exports!==void 0&&(i.exports=N),"function"==typeof t&&t(function(){return N}),"undefined"!=typeof window&&(window.vis=N),D.loadCss("/* vis.js stylesheet */\n\n.graph {\n    position: relative;\n    border: 1px solid #bfbfbf;\n}\n\n.graph .panel {\n    position: absolute;\n}\n\n.graph .groupset {\n    position: absolute;\n    padding: 0;\n    margin: 0;\n}\n\n\n.graph .itemset {\n    position: absolute;\n    padding: 0;\n    margin: 0;\n    overflow: hidden;\n}\n\n.graph .background {\n}\n\n.graph .foreground {\n}\n\n.graph .itemset-axis {\n    position: absolute;\n}\n\n.graph .groupset .itemset-axis {\n    border-top: 1px solid #bfbfbf;\n}\n\n/* TODO: with 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Firefox 3.6 and older */\n}\n\n.graph .item.range {\n    overflow: hidden;\n    border-style: solid;\n    border-width: 1px;\n    border-radius: 2px;\n    -moz-border-radius: 2px;  /* For Firefox 3.6 and older */\n}\n\n.graph .item.range .drag-left {\n    cursor: w-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .drag-right {\n    cursor: e-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .content {\n    position: relative;\n    display: inline-block;\n}\n\n.graph .item.line {\n    position: absolute;\n    width: 0;\n    border-left-width: 1px;\n    border-left-style: solid;\n}\n\n.graph .item .content {\n    margin: 5px;\n    white-space: nowrap;\n    overflow: hidden;\n}\n\n/* TODO: better css name, 'graph' is way to generic */\n\n.graph {\n    overflow: hidden;\n}\n\n.graph .axis {\n    position: relative;\n}\n\n.graph .axis .text {\n    position: absolute;\n    color: #4d4d4d;\n    padding: 3px;\n    white-space: nowrap;\n}\n\n.graph .axis .text.measure {\n    position: absolute;\n    padding-left: 0;\n    padding-right: 0;\n    margin-left: 0;\n    margin-right: 0;\n    visibility: hidden;\n}\n\n.graph .axis .grid.vertical {\n    position: absolute;\n    width: 0;\n    border-right: 1px solid;\n}\n\n.graph .axis .grid.horizontal {\n    position: absolute;\n    left: 0;\n    width: 100%;\n    height: 0;\n    border-bottom: 1px solid;\n}\n\n.graph .axis .grid.minor {\n    border-color: #e5e5e5;\n}\n\n.graph .axis .grid.major {\n    border-color: #bfbfbf;\n}\n\n")})()},{moment:2}],2:[function(e,i){(function(){(function(s){function n(t,e){return function(i){return l(t.call(this,i),e)}}function o(t){return function(e){return this.lang().ordinal(t.call(this,e))}}function r(){}function a(t){d(this,t)}function h(t){var 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