vis.js is a dynamic, browser-based visualization library
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  1. /**
  2. * vis.js
  3. * https://github.com/almende/vis
  4. *
  5. * A dynamic, browser-based visualization library.
  6. *
  7. * @version 3.7.2-SNAPSHOT
  8. * @date 2014-12-19
  9. *
  10. * @license
  11. * Copyright (C) 2011-2014 Almende B.V, http://almende.com
  12. *
  13. * Vis.js is dual licensed under both
  14. *
  15. * * The Apache 2.0 License
  16. * http://www.apache.org/licenses/LICENSE-2.0
  17. *
  18. * and
  19. *
  20. * * The MIT License
  21. * http://opensource.org/licenses/MIT
  22. *
  23. * Vis.js may be distributed under either license.
  24. */
  25. "use strict";!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):"object"==typeof exports?exports.vis=e():t.vis=e()}(this,function(){return function(t){function e(s){if(i[s])return i[s].exports;var o=i[s]={exports:{},id:s,loaded:!1};return t[s].call(o.exports,o,o.exports,e),o.loaded=!0,o.exports}var i={};return e.m=t,e.c=i,e.p="",e(0)}([function(t,e,i){e.util=i(1),e.DOMutil=i(2),e.DataSet=i(3),e.DataView=i(4),e.Queue=i(5),e.Graph3d=i(6),e.graph3d={Camera:i(7),Filter:i(8),Point2d:i(9),Point3d:i(10),Slider:i(11),StepNumber:i(12)},e.Timeline=i(13),e.Graph2d=i(14),e.timeline={DateUtil:i(15),DataStep:i(16),Range:i(17),stack:i(18),TimeStep:i(19),components:{items:{Item:i(31),BackgroundItem:i(32),BoxItem:i(33),PointItem:i(34),RangeItem:i(35)},Component:i(20),CurrentTime:i(21),CustomTime:i(22),DataAxis:i(23),GraphGroup:i(24),Group:i(25),BackgroundGroup:i(26),ItemSet:i(27),Legend:i(28),LineGraph:i(29),TimeAxis:i(30)}},e.Network=i(36),e.network={Edge:i(37),Groups:i(38),Images:i(39),Node:i(40),Popup:i(41),dotparser:i(42),gephiParser:i(43)},e.Graph=function(){throw new Error("Graph is renamed to Network. Please create a graph as new vis.Network(...)")},e.moment=i(44),e.hammer=i(45)},function(module,exports,__webpack_require__){var moment=__webpack_require__(44);exports.isNumber=function(t){return t instanceof Number||"number"==typeof t},exports.isString=function(t){return t instanceof String||"string"==typeof t},exports.isDate=function(t){if(t instanceof Date)return!0;if(exports.isString(t)){var e=ASPDateRegex.exec(t);if(e)return!0;if(!isNaN(Date.parse(t)))return!0}return!1},exports.isDataTable=function(t){return"undefined"!=typeof google&&google.visualization&&google.visualization.DataTable&&t instanceof google.visualization.DataTable},exports.randomUUID=function(){var t=function(){return Math.floor(65536*Math.random()).toString(16)};return t()+t()+"-"+t()+"-"+t()+"-"+t()+"-"+t()+t()+t()},exports.extend=function(t){for(var e=1,i=arguments.length;i>e;e++){var s=arguments[e];for(var o in s)s.hasOwnProperty(o)&&(t[o]=s[o])}return t},exports.selectiveExtend=function(t,e){if(!Array.isArray(t))throw new Error("Array with property names expected as first argument");for(var i=2;i<arguments.length;i++)for(var s=arguments[i],o=0;o<t.length;o++){var n=t[o];s.hasOwnProperty(n)&&(e[n]=s[n])}return e},exports.selectiveDeepExtend=function(t,e,i){if(Array.isArray(i))throw new TypeError("Arrays are not supported by deepExtend");for(var s=2;s<arguments.length;s++)for(var o=arguments[s],n=0;n<t.length;n++){var r=t[n];if(o.hasOwnProperty(r))if(i[r]&&i[r].constructor===Object)void 0===e[r]&&(e[r]={}),e[r].constructor===Object?exports.deepExtend(e[r],i[r]):e[r]=i[r];else{if(Array.isArray(i[r]))throw new TypeError("Arrays are not supported by deepExtend");e[r]=i[r]}}return e},exports.selectiveNotDeepExtend=function(t,e,i){if(Array.isArray(i))throw new TypeError("Arrays are not supported by deepExtend");for(var s in i)if(i.hasOwnProperty(s)&&-1==t.indexOf(s))if(i[s]&&i[s].constructor===Object)void 0===e[s]&&(e[s]={}),e[s].constructor===Object?exports.deepExtend(e[s],i[s]):e[s]=i[s];else{if(Array.isArray(i[s]))throw new TypeError("Arrays are not supported by deepExtend");e[s]=i[s]}return e},exports.deepExtend=function(t,e){if(Array.isArray(e))throw new TypeError("Arrays are not supported by deepExtend");for(var i in e)if(e.hasOwnProperty(i))if(e[i]&&e[i].constructor===Object)void 0===t[i]&&(t[i]={}),t[i].constructor===Object?exports.deepExtend(t[i],e[i]):t[i]=e[i];else{if(Array.isArray(e[i]))throw new TypeError("Arrays are not supported by deepExtend");t[i]=e[i]}return t},exports.equalArray=function(t,e){if(t.length!=e.length)return!1;for(var i=0,s=t.length;s>i;i++)if(t[i]!=e[i])return!1;return!0},exports.convert=function(t,e){var i;if(void 0===t)return void 0;if(null===t)return null;if(!e)return t;if("string"!=typeof e&&!(e instanceof String))throw new Error("Type must be a string");switch(e){case"boolean":case"Boolean":return Boolean(t);case"number":case"Number":return Numbe
  26. if(i=t.get(),0!=i.length){this.dataSet=t,this.dataTable=i,this._onChange=function(){e.setData(e.dataSet)},this.dataSet.on("*",this._onChange),this.colX="x",this.colY="y",this.colZ="z",this.colValue="style",this.colFilter="filter",i[0].hasOwnProperty("filter")&&void 0===this.dataFilter&&(this.dataFilter=new u(t,this.colFilter,this),this.dataFilter.setOnLoadCallback(function(){e.redraw()}));var o=this.style==s.STYLE.BAR||this.style==s.STYLE.BARCOLOR||this.style==s.STYLE.BARSIZE;if(o){if(void 0!==this.defaultXBarWidth)this.xBarWidth=this.defaultXBarWidth;else{var n=this.getDistinctValues(i,this.colX);this.xBarWidth=n[1]-n[0]||1}if(void 0!==this.defaultYBarWidth)this.yBarWidth=this.defaultYBarWidth;else{var r=this.getDistinctValues(i,this.colY);this.yBarWidth=r[1]-r[0]||1}}var d=this.getColumnRange(i,this.colX);o&&(d.min-=this.xBarWidth/2,d.max+=this.xBarWidth/2),this.xMin=void 0!==this.defaultXMin?this.defaultXMin:d.min,this.xMax=void 0!==this.defaultXMax?this.defaultXMax:d.max,this.xMax<=this.xMin&&(this.xMax=this.xMin+1),this.xStep=void 0!==this.defaultXStep?this.defaultXStep:(this.xMax-this.xMin)/5;var l=this.getColumnRange(i,this.colY);o&&(l.min-=this.yBarWidth/2,l.max+=this.yBarWidth/2),this.yMin=void 0!==this.defaultYMin?this.defaultYMin:l.min,this.yMax=void 0!==this.defaultYMax?this.defaultYMax:l.max,this.yMax<=this.yMin&&(this.yMax=this.yMin+1),this.yStep=void 0!==this.defaultYStep?this.defaultYStep:(this.yMax-this.yMin)/5;var c=this.getColumnRange(i,this.colZ);if(this.zMin=void 0!==this.defaultZMin?this.defaultZMin:c.min,this.zMax=void 0!==this.defaultZMax?this.defaultZMax:c.max,this.zMax<=this.zMin&&(this.zMax=this.zMin+1),this.zStep=void 0!==this.defaultZStep?this.defaultZStep:(this.zMax-this.zMin)/5,void 0!==this.colValue){var p=this.getColumnRange(i,this.colValue);this.valueMin=void 0!==this.defaultValueMin?this.defaultValueMin:p.min,this.valueMax=void 0!==this.defaultValueMax?this.defaultValueMax:p.max,this.valueMax<=this.valueMin&&(this.valueMax=this.valueMin+1)}this._setScale()}}},s.prototype._getDataPoints=function(t){var e,i,o,n,r,a,h=[];if(this.style===s.STYLE.GRID||this.style===s.STYLE.SURFACE){var d=[],c=[];for(o=0;o<this.getNumberOfRows(t);o++)e=t[o][this.colX]||0,i=t[o][this.colY]||0,-1===d.indexOf(e)&&d.push(e),-1===c.indexOf(i)&&c.push(i);var p=function(t,e){return t-e};d.sort(p),c.sort(p);var u=[];for(o=0;o<t.length;o++){e=t[o][this.colX]||0,i=t[o][this.colY]||0,n=t[o][this.colZ]||0;var m=d.indexOf(e),f=c.indexOf(i);void 0===u[m]&&(u[m]=[]);var g=new l;g.x=e,g.y=i,g.z=n,r={},r.point=g,r.trans=void 0,r.screen=void 0,r.bottom=new l(e,i,this.zMin),u[m][f]=r,h.push(r)}for(e=0;e<u.length;e++)for(i=0;i<u[e].length;i++)u[e][i]&&(u[e][i].pointRight=e<u.length-1?u[e+1][i]:void 0,u[e][i].pointTop=i<u[e].length-1?u[e][i+1]:void 0,u[e][i].pointCross=e<u.length-1&&i<u[e].length-1?u[e+1][i+1]:void 0)}else for(o=0;o<t.length;o++)a=new l,a.x=t[o][this.colX]||0,a.y=t[o][this.colY]||0,a.z=t[o][this.colZ]||0,void 0!==this.colValue&&(a.value=t[o][this.colValue]||0),r={},r.point=a,r.bottom=new l(a.x,a.y,this.zMin),r.trans=void 0,r.screen=void 0,h.push(r);return h},s.prototype.create=function(){for(;this.containerElement.hasChildNodes();)this.containerElement.removeChild(this.containerElement.firstChild);this.frame=document.createElement("div"),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);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),this.frame.filter=document.createElement("div"),this.frame.filter.style.position="absolute",this.frame.filter.style.bottom="0px",this.frame.filter.style.left="0px",this.frame.filter.style.width="100%",this.frame.appendChild(this.frame.filter);var e=this,i=function(t){e._onMouseDown(t)},s=function(t){e._onTouchStart(t)},o=function(t){e._onWheel(t)},n=function(t){e._onTooltip(t)
  27. },s.prototype._getDataPoints=function(t){if(void 0===t&&(t=this.index),void 0===t)return[];var e;if(this.dataPoints[t])e=this.dataPoints[t];else{var i={};i.column=this.column,i.value=this.values[t];var s=new o(this.data,{filter:function(t){return t[i.column]==i.value}}).get();e=this.graph._getDataPoints(s),this.dataPoints[t]=e}return e},s.prototype.setOnLoadCallback=function(t){this.onLoadCallback=t},s.prototype.selectValue=function(t){if(t>=this.values.length)throw"Error: index out of range";this.index=t,this.value=this.values[t]},s.prototype.loadInBackground=function(t){void 0===t&&(t=0);var e=this.graph.frame;if(t<this.values.length){{this._getDataPoints(t)}void 0===e.progress&&(e.progress=document.createElement("DIV"),e.progress.style.position="absolute",e.progress.style.color="gray",e.appendChild(e.progress));var i=this.getLoadedProgress();e.progress.innerHTML="Loading animation... "+i+"%",e.progress.style.bottom="60px",e.progress.style.left="10px";var s=this;setTimeout(function(){s.loadInBackground(t+1)},10),this.loaded=!1}else this.loaded=!0,void 0!==e.progress&&(e.removeChild(e.progress),e.progress=void 0),this.onLoadCallback&&this.onLoadCallback()},t.exports=s},function(t){function e(t,e){this.x=void 0!==t?t:0,this.y=void 0!==e?e:0}t.exports=e},function(t){function e(t,e,i){this.x=void 0!==t?t:0,this.y=void 0!==e?e:0,this.z=void 0!==i?i:0}e.subtract=function(t,i){var s=new e;return s.x=t.x-i.x,s.y=t.y-i.y,s.z=t.z-i.z,s},e.add=function(t,i){var s=new e;return s.x=t.x+i.x,s.y=t.y+i.y,s.z=t.z+i.z,s},e.avg=function(t,i){return new e((t.x+i.x)/2,(t.y+i.y)/2,(t.z+i.z)/2)},e.crossProduct=function(t,i){var s=new e;return s.x=t.y*i.z-t.z*i.y,s.y=t.z*i.x-t.x*i.z,s.z=t.x*i.y-t.y*i.x,s},e.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},t.exports=e},function(t,e,i){function s(t,e){if(void 0===t)throw"Error: No container element defined";if(this.container=t,this.visible=e&&void 0!=e.visible?e.visible:!0,this.visible){this.frame=document.createElement("DIV"),this.frame.style.width="100%",this.frame.style.position="relative",this.container.appendChild(this.frame),this.frame.prev=document.createElement("INPUT"),this.frame.prev.type="BUTTON",this.frame.prev.value="Prev",this.frame.appendChild(this.frame.prev),this.frame.play=document.createElement("INPUT"),this.frame.play.type="BUTTON",this.frame.play.value="Play",this.frame.appendChild(this.frame.play),this.frame.next=document.createElement("INPUT"),this.frame.next.type="BUTTON",this.frame.next.value="Next",this.frame.appendChild(this.frame.next),this.frame.bar=document.createElement("INPUT"),this.frame.bar.type="BUTTON",this.frame.bar.style.position="absolute",this.frame.bar.style.border="1px solid red",this.frame.bar.style.width="100px",this.frame.bar.style.height="6px",this.frame.bar.style.borderRadius="2px",this.frame.bar.style.MozBorderRadius="2px",this.frame.bar.style.border="1px solid #7F7F7F",this.frame.bar.style.backgroundColor="#E5E5E5",this.frame.appendChild(this.frame.bar),this.frame.slide=document.createElement("INPUT"),this.frame.slide.type="BUTTON",this.frame.slide.style.margin="0px",this.frame.slide.value=" ",this.frame.slide.style.position="relative",this.frame.slide.style.left="-100px",this.frame.appendChild(this.frame.slide);var i=this;this.frame.slide.onmousedown=function(t){i._onMouseDown(t)},this.frame.prev.onclick=function(t){i.prev(t)},this.frame.play.onclick=function(t){i.togglePlay(t)},this.frame.next.onclick=function(t){i.next(t)}}this.onChangeCallback=void 0,this.values=[],this.index=void 0,this.playTimeout=void 0,this.playInterval=1e3,this.playLoop=!0}var o=i(1);s.prototype.prev=function(){var t=this.getIndex();t>0&&(t--,this.setIndex(t))},s.prototype.next=function(){var t=this.getIndex();t<this.values.length-1&&(t++,this.setIndex(t))},s.prototype.playNext=function(){var t=new Date,e=this.getIndex();e<this.values.length-1?(e++,this.setIndex(e)):this.playLoop&&(e=0,this.setIndex(e));var i=new Date,s=i-t,o=Math.max(this.playInterval-s,0),n=this;this.playTimeout=setTimeout(function(){n.playNext()},o)},s.prototyp
  28. break;case"hour":this.current.setHours(this.current.getHours()-this.current.getHours()%this.step);break;case"weekday":case"day":this.current.setDate(this.current.getDate()-1-(this.current.getDate()-1)%this.step+1);break;case"month":this.current.setMonth(this.current.getMonth()-this.current.getMonth()%this.step);break;case"year":this.current.setFullYear(this.current.getFullYear()-this.current.getFullYear()%this.step)}},s.prototype.hasNext=function(){return this.current.valueOf()<=this._end.valueOf()},s.prototype.next=function(){var t=this.current.valueOf();if(this.current.getMonth()<6)switch(this.scale){case"millisecond":this.current=new Date(this.current.valueOf()+this.step);break;case"second":this.current=new Date(this.current.valueOf()+1e3*this.step);break;case"minute":this.current=new Date(this.current.valueOf()+1e3*this.step*60);break;case"hour":this.current=new Date(this.current.valueOf()+1e3*this.step*60*60);var e=this.current.getHours();this.current.setHours(e-e%this.step);break;case"weekday":case"day":this.current.setDate(this.current.getDate()+this.step);break;case"month":this.current.setMonth(this.current.getMonth()+this.step);break;case"year":this.current.setFullYear(this.current.getFullYear()+this.step)}else switch(this.scale){case"millisecond":this.current=new Date(this.current.valueOf()+this.step);break;case"second":this.current.setSeconds(this.current.getSeconds()+this.step);break;case"minute":this.current.setMinutes(this.current.getMinutes()+this.step);break;case"hour":this.current.setHours(this.current.getHours()+this.step);break;case"weekday":case"day":this.current.setDate(this.current.getDate()+this.step);break;case"month":this.current.setMonth(this.current.getMonth()+this.step);break;case"year":this.current.setFullYear(this.current.getFullYear()+this.step)}if(1!=this.step)switch(this.scale){case"millisecond":this.current.getMilliseconds()<this.step&&this.current.setMilliseconds(0);break;case"second":this.current.getSeconds()<this.step&&this.current.setSeconds(0);break;case"minute":this.current.getMinutes()<this.step&&this.current.setMinutes(0);break;case"hour":this.current.getHours()<this.step&&this.current.setHours(0);break;case"weekday":case"day":this.current.getDate()<this.step+1&&this.current.setDate(1);break;case"month":this.current.getMonth()<this.step&&this.current.setMonth(0);break;case"year":}this.current.valueOf()==t&&(this.current=new Date(this._end.valueOf())),n.stepOverHiddenDates(this,t)},s.prototype.getCurrent=function(){return this.current},s.prototype.setScale=function(t,e){this.scale=t,e>0&&(this.step=e),this.autoScale=!1},s.prototype.setAutoScale=function(t){this.autoScale=t},s.prototype.setMinimumStep=function(t){if(void 0!=t){var e=31104e6,i=2592e6,s=864e5,o=36e5,n=6e4,r=1e3,a=1;1e3*e>t&&(this.scale="year",this.step=1e3),500*e>t&&(this.scale="year",this.step=500),100*e>t&&(this.scale="year",this.step=100),50*e>t&&(this.scale="year",this.step=50),10*e>t&&(this.scale="year",this.step=10),5*e>t&&(this.scale="year",this.step=5),e>t&&(this.scale="year",this.step=1),3*i>t&&(this.scale="month",this.step=3),i>t&&(this.scale="month",this.step=1),5*s>t&&(this.scale="day",this.step=5),2*s>t&&(this.scale="day",this.step=2),s>t&&(this.scale="day",this.step=1),s/2>t&&(this.scale="weekday",this.step=1),4*o>t&&(this.scale="hour",this.step=4),o>t&&(this.scale="hour",this.step=1),15*n>t&&(this.scale="minute",this.step=15),10*n>t&&(this.scale="minute",this.step=10),5*n>t&&(this.scale="minute",this.step=5),n>t&&(this.scale="minute",this.step=1),15*r>t&&(this.scale="second",this.step=15),10*r>t&&(this.scale="second",this.step=10),5*r>t&&(this.scale="second",this.step=5),r>t&&(this.scale="second",this.step=1),200*a>t&&(this.scale="millisecond",this.step=200),100*a>t&&(this.scale="millisecond",this.step=100),50*a>t&&(this.scale="millisecond",this.step=50),10*a>t&&(this.scale="millisecond",this.step=10),5*a>t&&(this.scale="millisecond",this.step=5),a>t&&(this.scale="millisecond",this.step=1)}},s.prototype.snap=function(t){var e=new Date(t.valueOf());if("year"==this.scale){var i=e.getFullYear()+Math.roun
  29. },s.prototype._checkIfVisibleWithReference=function(t,e,i,s){t.isVisible(s)?void 0===i[t.id]&&(i[t.id]=!0,e.push(t)):t.displayed&&t.hide()},t.exports=s},function(t,e,i){function s(t,e,i){o.call(this,t,e,i),this.width=0,this.height=0,this.top=0,this.left=0}var o=(i(1),i(25));s.prototype=Object.create(o.prototype),s.prototype.redraw=function(t,e){var i=!1;this.visibleItems=this._updateVisibleItems(this.orderedItems,this.visibleItems,t),this.width=this.dom.background.offsetWidth,this.dom.background.style.height="0";for(var s=0,o=this.visibleItems.length;o>s;s++){var n=this.visibleItems[s];n.repositionY(e)}return i},s.prototype.show=function(){this.dom.background.parentNode||this.itemSet.dom.background.appendChild(this.dom.background)},t.exports=s},function(t,e,i){function s(t,e){this.body=t,this.defaultOptions={type:null,orientation:"bottom",align:"auto",stack:!0,groupOrder:null,selectable:!0,editable:{updateTime:!1,updateGroup:!1,add:!1,remove:!1},onAdd:function(t,e){e(t)},onUpdate:function(t,e){e(t)},onMove:function(t,e){e(t)},onRemove:function(t,e){e(t)},onMoving:function(t,e){e(t)},margin:{item:{horizontal:10,vertical:10},axis:20},padding:5},this.options=n.extend({},this.defaultOptions),this.itemOptions={type:{start:"Date",end:"Date"}},this.conversion={toScreen:t.util.toScreen,toTime:t.util.toTime},this.dom={},this.props={},this.hammer=null;var i=this;this.itemsData=null,this.groupsData=null,this.itemListeners={add:function(t,e){i._onAdd(e.items)},update:function(t,e){i._onUpdate(e.items)},remove:function(t,e){i._onRemove(e.items)}},this.groupListeners={add:function(t,e){i._onAddGroups(e.items)},update:function(t,e){i._onUpdateGroups(e.items)},remove:function(t,e){i._onRemoveGroups(e.items)}},this.items={},this.groups={},this.groupIds=[],this.selection=[],this.stackDirty=!0,this.touchParams={},this._create(),this.setOptions(e)}var o=i(45),n=i(1),r=i(3),a=i(4),h=i(20),d=i(25),l=i(26),c=i(33),p=i(34),u=i(35),m=i(32),f="__ungrouped__",g="__background__";s.prototype=new h,s.types={background:m,box:c,range:u,point:p},s.prototype._create=function(){var t=document.createElement("div");t.className="itemset",t["timeline-itemset"]=this,this.dom.frame=t;var e=document.createElement("div");e.className="background",t.appendChild(e),this.dom.background=e;var i=document.createElement("div");i.className="foreground",t.appendChild(i),this.dom.foreground=i;var s=document.createElement("div");s.className="axis",this.dom.axis=s;var n=document.createElement("div");n.className="labelset",this.dom.labelSet=n,this._updateUngrouped();var r=new l(g,null,this);r.show(),this.groups[g]=r,this.hammer=o(this.body.dom.centerContainer,{preventDefault:!0}),this.hammer.on("touch",this._onTouch.bind(this)),this.hammer.on("dragstart",this._onDragStart.bind(this)),this.hammer.on("drag",this._onDrag.bind(this)),this.hammer.on("dragend",this._onDragEnd.bind(this)),this.hammer.on("tap",this._onSelectItem.bind(this)),this.hammer.on("hold",this._onMultiSelectItem.bind(this)),this.hammer.on("doubletap",this._onAddItem.bind(this)),this.show()},s.prototype.setOptions=function(t){if(t){var e=["type","align","orientation","padding","stack","selectable","groupOrder","dataAttributes","template","hide"];n.selectiveExtend(e,this.options,t),"margin"in t&&("number"==typeof t.margin?(this.options.margin.axis=t.margin,this.options.margin.item.horizontal=t.margin,this.options.margin.item.vertical=t.margin):"object"==typeof t.margin&&(n.selectiveExtend(["axis"],this.options.margin,t.margin),"item"in t.margin&&("number"==typeof t.margin.item?(this.options.margin.item.horizontal=t.margin.item,this.options.margin.item.vertical=t.margin.item):"object"==typeof t.margin.item&&n.selectiveExtend(["horizontal","vertical"],this.options.margin.item,t.margin.item)))),"editable"in t&&("boolean"==typeof t.editable?(this.options.editable.updateTime=t.editable,this.options.editable.updateGroup=t.editable,this.options.editable.add=t.editable,this.options.editable.remove=t.editable):"object"==typeof t.editable&&n.selectiveExtend(["updateTime","updateGroup","add","remove"],this.options.editable
  30. }},s.prototype._applySampling=function(t,e){var i;if(t.length>0)for(var s=0;s<t.length;s++)if(i=this.groups[t[s]],1==i.options.sampling){var o=e[t[s]];if(o.length>0){var n=1,r=o.length,a=this.body.util.toGlobalScreen(o[o.length-1].x)-this.body.util.toGlobalScreen(o[0].x),h=r/a;n=Math.min(Math.ceil(.2*r),Math.max(1,Math.round(h)));for(var d=[],l=0;r>l;l+=n)d.push(o[l]);e[t[s]]=d}}},s.prototype._getYRanges=function(t,e,i){var s,o,n,r,a=[],h=[];if(t.length>0){for(n=0;n<t.length;n++)s=e[t[n]],r=this.groups[t[n]].options,s.length>0&&(o=this.groups[t[n]],"stack"==r.barChart.handleOverlap&&"bar"==r.style?"left"==r.yAxisOrientation?a=a.concat(o.getYRange(s)):h=h.concat(o.getYRange(s)):i[t[n]]=o.getYRange(s,t[n]));p.getStackedBarYRange(a,i,t,"__barchartLeft","left"),p.getStackedBarYRange(h,i,t,"__barchartRight","right")}},s.prototype._updateYAxis=function(t,e){var i,s,o=!1,n=!1,r=!1,a=1e9,h=1e9,d=-1e9,l=-1e9;if(t.length>0){for(var c=0;c<t.length;c++){var p=this.groups[t[c]];p&&"left"==p.options.yAxisOrientation?(n=!0,a=0,d=0):(r=!0,h=0,l=0)}for(var c=0;c<t.length;c++)e.hasOwnProperty(t[c])&&e[t[c]].ignore!==!0&&(i=e[t[c]].min,s=e[t[c]].max,"left"==e[t[c]].yAxisOrientation?(n=!0,a=a>i?i:a,d=s>d?s:d):(r=!0,h=h>i?i:h,l=s>l?s:l));1==n&&this.yAxisLeft.setRange(a,d),1==r&&this.yAxisRight.setRange(h,l)}return o=this._toggleAxisVisiblity(n,this.yAxisLeft)||o,o=this._toggleAxisVisiblity(r,this.yAxisRight)||o,1==r&&1==n?(this.yAxisLeft.drawIcons=!0,this.yAxisRight.drawIcons=!0):(this.yAxisLeft.drawIcons=!1,this.yAxisRight.drawIcons=!1),this.yAxisRight.master=!n,0==this.yAxisRight.master?(this.yAxisLeft.lineOffset=1==r?this.yAxisRight.width:0,o=this.yAxisLeft.redraw()||o,this.yAxisRight.stepPixelsForced=this.yAxisLeft.stepPixels,this.yAxisRight.zeroCrossing=this.yAxisLeft.zeroCrossing,o=this.yAxisRight.redraw()||o):o=this.yAxisRight.redraw()||o,-1!=t.indexOf("__barchartLeft")&&t.splice(t.indexOf("__barchartLeft"),1),-1!=t.indexOf("__barchartRight")&&t.splice(t.indexOf("__barchartRight"),1),o},s.prototype._toggleAxisVisiblity=function(t,e){var i=!1;return 0==t?e.dom.frame.parentNode&&0==e.hidden&&(e.hide(),i=!0):e.dom.frame.parentNode||1!=e.hidden||(e.show(),i=!0),i},s.prototype._convertXcoordinates=function(t){for(var e,i,s=[],o=this.body.util.toScreen,n=0;n<t.length;n++)e=o(t[n].x)+this.width,i=t[n].y,s.push({x:e,y:i});return s},s.prototype._convertYcoordinates=function(t,e){var i,s,o=[],n=this.body.util.toScreen,r=this.yAxisLeft,a=Number(this.svg.style.height.replace("px",""));"right"==e.options.yAxisOrientation&&(r=this.yAxisRight);for(var h=0;h<t.length;h++)i=n(t[h].x)+this.width,s=Math.round(r.convertValue(t[h].y)),o.push({x:i,y:s});return e.setZeroPosition(Math.min(a,r.convertValue(0))),o},t.exports=s},function(t,e,i){function s(t,e){this.dom={foreground:null,majorLines:[],majorTexts:[],minorLines:[],minorTexts:[],redundant:{majorLines:[],majorTexts:[],minorLines:[],minorTexts:[]}},this.props={range:{start:0,end:0,minimumStep:0},lineTop:0},this.defaultOptions={orientation:"bottom",showMinorLabels:!0,showMajorLabels:!0,format:null},this.options=o.extend({},this.defaultOptions),this.body=t,this._create(),this.setOptions(e)}var o=i(1),n=i(20),r=i(19),a=i(15),h=i(44);s.prototype=new n,s.prototype.setOptions=function(t){t&&(o.selectiveExtend(["orientation","showMinorLabels","showMajorLabels","hiddenDates","format"],this.options,t),"locale"in t&&("function"==typeof h.locale?h.locale(t.locale):h.lang(t.locale)))},s.prototype._create=function(){this.dom.foreground=document.createElement("div"),this.dom.background=document.createElement("div"),this.dom.foreground.className="timeaxis foreground",this.dom.background.className="timeaxis background"},s.prototype.destroy=function(){this.dom.foreground.parentNode&&this.dom.foreground.parentNode.removeChild(this.dom.foreground),this.dom.background.parentNode&&this.dom.background.parentNode.removeChild(this.dom.background),this.body=null},s.prototype.redraw=function(){var t=this.options,e=this.props,i=this.dom.foreground,s=this.dom.background,o="top"==t.orientation?this.body.dom.top:this.body.dom.bot
  31. this.constants.nodes.color.background=s.background,this.constants.nodes.color.border=s.border,this.constants.nodes.color.highlight.background=s.highlight.background,this.constants.nodes.color.highlight.border=s.highlight.border,this.constants.nodes.color.hover.background=s.hover.background,this.constants.nodes.color.hover.border=s.hover.border}if(t.groups)for(var o in t.groups)if(t.groups.hasOwnProperty(o)){var n=t.groups[o];this.groups.add(o,n)}if(t.tooltip){for(e in t.tooltip)t.tooltip.hasOwnProperty(e)&&(this.constants.tooltip[e]=t.tooltip[e]);t.tooltip.color&&(this.constants.tooltip.color=a.parseColor(t.tooltip.color))}if("clickToUse"in t&&(t.clickToUse?(this.activator=new b(this.frame),this.activator.on("change",this._createKeyBinds.bind(this))):this.activator&&(this.activator.destroy(),delete this.activator)),t.labels)throw new Error('Option "labels" is deprecated. Use options "locale" and "locales" instead.')}this._loadPhysicsSystem(),this._loadNavigationControls(),this._loadManipulationSystem(),this._configureSmoothCurves(),this._createKeyBinds(),this.setSize(this.constants.width,this.constants.height),this.moving=!0,this.start()},s.prototype._create=function(){for(;this.containerElement.hasChildNodes();)this.containerElement.removeChild(this.containerElement.firstChild);if(this.frame=document.createElement("div"),this.frame.className="vis network-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=this.frame.canvas.getContext("2d");this.pixelRatio=(window.devicePixelRatio||1)/(t.webkitBackingStorePixelRatio||t.mozBackingStorePixelRatio||t.msBackingStorePixelRatio||t.oBackingStorePixelRatio||t.backingStorePixelRatio||1),this.frame.canvas.getContext("2d").setTransform(this.pixelRatio,0,0,this.pixelRatio,0,0)}else{var e=document.createElement("DIV");e.style.color="red",e.style.fontWeight="bold",e.style.padding="10px",e.innerHTML="Error: your browser does not support HTML canvas",this.frame.canvas.appendChild(e)}var i=this;this.drag={},this.pinch={},this.hammer=n(this.frame.canvas,{prevent_default:!0}),this.hammer.on("tap",i._onTap.bind(i)),this.hammer.on("doubletap",i._onDoubleTap.bind(i)),this.hammer.on("hold",i._onHold.bind(i)),this.hammer.on("pinch",i._onPinch.bind(i)),this.hammer.on("touch",i._onTouch.bind(i)),this.hammer.on("dragstart",i._onDragStart.bind(i)),this.hammer.on("drag",i._onDrag.bind(i)),this.hammer.on("dragend",i._onDragEnd.bind(i)),this.hammer.on("mousewheel",i._onMouseWheel.bind(i)),this.hammer.on("DOMMouseScroll",i._onMouseWheel.bind(i)),this.hammer.on("mousemove",i._onMouseMoveTitle.bind(i)),this.hammerFrame=n(this.frame,{prevent_default:!0}),this.hammerFrame.on("release",i._onRelease.bind(i)),this.containerElement.appendChild(this.frame)},s.prototype._createKeyBinds=function(){var t=this;void 0!==this.keycharm&&this.keycharm.destroy(),this.keycharm=r(),this.keycharm.reset(),this.constants.keyboard.enabled&&this.isActive()&&(this.keycharm.bind("up",this._moveUp.bind(t),"keydown"),this.keycharm.bind("up",this._yStopMoving.bind(t),"keyup"),this.keycharm.bind("down",this._moveDown.bind(t),"keydown"),this.keycharm.bind("down",this._yStopMoving.bind(t),"keyup"),this.keycharm.bind("left",this._moveLeft.bind(t),"keydown"),this.keycharm.bind("left",this._xStopMoving.bind(t),"keyup"),this.keycharm.bind("right",this._moveRight.bind(t),"keydown"),this.keycharm.bind("right",this._xStopMoving.bind(t),"keyup"),this.keycharm.bind("=",this._zoomIn.bind(t),"keydown"),this.keycharm.bind("=",this._stopZoom.bind(t),"keyup"),this.keycharm.bind("num+",this._zoomIn.bind(t),"keydown"),this.keycharm.bind("num+",this._stopZoom.bind(t),"keyup"),this.keycharm.bind("num-",this._zoomOut.bind(t),"keydown"),this.keycharm.bind("num-",this._stopZoom.bind(t),"keyup"),this.keycharm.bind("-",this._zoomOut.bind(t),"keydown"),this.keycharm.bind("-",this._stopZoom.bind(t),"keyup"),this.keycharm.bind("[",this._zoomIn.bind(t),"keydown"),
  32. },s.prototype._line=function(t){if(t.beginPath(),t.moveTo(this.from.x,this.from.y),1==this.options.smoothCurves.enabled){if(0==this.options.smoothCurves.dynamic){var e=this._getViaCoordinates();return null==e.x?(t.lineTo(this.to.x,this.to.y),t.stroke(),null):(t.quadraticCurveTo(e.x,e.y,this.to.x,this.to.y),t.stroke(),e)}return t.quadraticCurveTo(this.via.x,this.via.y,this.to.x,this.to.y),t.stroke(),this.via}return t.lineTo(this.to.x,this.to.y),t.stroke(),null},s.prototype._circle=function(t,e,i,s){t.beginPath(),t.arc(e,i,s,0,2*Math.PI,!1),t.stroke()},s.prototype._label=function(t,e,i,s){if(e){t.font=(this.from.selected||this.to.selected?"bold ":"")+this.options.fontSize+"px "+this.options.fontFace;var o;if(1==this.dirtyLabel){var n=String(e).split("\n"),r=n.length,a=Number(this.options.fontSize)+4;o=s+(1-r)/2*a;for(var h=t.measureText(n[0]).width,d=1;r>d;d++){var l=t.measureText(n[d]).width;h=l>h?l:h}var c=this.options.fontSize*r,p=i-h/2,u=s-c/2;this.labelDimensions={top:u,left:p,width:h,height:c,yLine:o}}void 0!==this.options.fontFill&&null!==this.options.fontFill&&"none"!==this.options.fontFill&&(t.fillStyle=this.options.fontFill,t.fillRect(this.labelDimensions.left,this.labelDimensions.top,this.labelDimensions.width,this.labelDimensions.height)),t.fillStyle=this.options.fontColor||"black",t.textAlign="center",t.textBaseline="middle",o=this.labelDimensions.yLine;for(var d=0;r>d;d++)t.fillText(n[d],i,o),o+=a}},s.prototype._drawDashLine=function(t){t.strokeStyle=this._getColor(),t.lineWidth=this._getLineWidth();var e=null;if(void 0!==t.mozDash||void 0!==t.setLineDash){var i=[0];i=void 0!==this.options.dash.length&&void 0!==this.options.dash.gap?[this.options.dash.length,this.options.dash.gap]:[5,5],"undefined"!=typeof t.setLineDash?(t.setLineDash(i),t.lineDashOffset=0):(t.mozDash=i,t.mozDashOffset=0),e=this._line(t),"undefined"!=typeof t.setLineDash?(t.setLineDash([0]),t.lineDashOffset=0):(t.mozDash=[0],t.mozDashOffset=0)}else t.beginPath(),t.lineCap="round",void 0!==this.options.dash.altLength?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.options.dash.length,this.options.dash.gap,this.options.dash.altLength,this.options.dash.gap]):void 0!==this.options.dash.length&&void 0!==this.options.dash.gap?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.options.dash.length,this.options.dash.gap]):(t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y)),t.stroke();if(this.label){var s;if(1==this.options.smoothCurves.enabled&&null!=e){var o=.5*(.5*(this.from.x+e.x)+.5*(this.to.x+e.x)),n=.5*(.5*(this.from.y+e.y)+.5*(this.to.y+e.y));s={x:o,y:n}}else s=this._pointOnLine(.5);this._label(t,this.label,s.x,s.y)}},s.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}},s.prototype._pointOnCircle=function(t,e,i,s){var o=2*(s-3/8)*Math.PI;return{x:t+i*Math.cos(o),y:e-i*Math.sin(o)}},s.prototype._drawArrowCenter=function(t){var e;if(t.strokeStyle=this._getColor(),t.fillStyle=t.strokeStyle,t.lineWidth=this._getLineWidth(),this.from!=this.to){var i=this._line(t),s=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x),o=(10+5*this.options.width)*this.options.arrowScaleFactor;if(1==this.options.smoothCurves.enabled&&null!=i){var n=.5*(.5*(this.from.x+i.x)+.5*(this.to.x+i.x)),r=.5*(.5*(this.from.y+i.y)+.5*(this.to.y+i.y));e={x:n,y:r}}else e=this._pointOnLine(.5);t.arrow(e.x,e.y,s,o),t.fill(),t.stroke(),this.label&&this._label(t,this.label,e.x,e.y)}else{var a,h,d=.25*Math.max(100,this.physics.springLength),l=this.from;l.width||l.resize(t),l.width>l.height?(a=l.x+.5*l.width,h=l.y-d):(a=l.x+d,h=l.y-.5*l.height),this._circle(t,a,h,d);var s=.2*Math.PI,o=(10+5*this.options.width)*this.options.arrowScaleFactor;e=this._pointOnCircle(a,h,d,.5),t.arrow(e.x,e.y,s,o),t.fill(),t.stroke(),this.label&&(e=this._pointOnCircle(a,h,d,.5),this._label(t,this.label,e.x,e.y))}},s.prototype._drawArrow=function(t){t.strokeStyle=this._getColor(),t.fillStyle=t.strokeStyle,t.lineWidth=this._getLineWidth();var e,i;if(this.from!=this.to){e=Math.atan2(this.to.y-this.from.y,this.to.x
  33. },e.prototype.setText=function(t){t instanceof Element?(this.frame.innerHTML="",this.frame.appendChild(t)):this.frame.innerHTML=t},e.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,o=this.frame.parentNode.clientWidth,n=this.y-e;n+e+this.padding>s&&(n=s-e-this.padding),n<this.padding&&(n=this.padding);var r=this.x;r+i+this.padding>o&&(r=o-i-this.padding),r<this.padding&&(r=this.padding),this.frame.style.left=r+"px",this.frame.style.top=n+"px",this.frame.style.visibility="visible"}else this.hide()},e.prototype.hide=function(){this.frame.style.visibility="hidden"},t.exports=e},function(t,e){function i(t){return T=t,u()}function s(){O=0,E=T.charAt(0)}function o(){O++,E=T.charAt(O)}function n(){return T.charAt(O+1)}function r(t){return N.test(t)}function a(t,e){if(t||(t={}),e)for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t}function h(t,e,i){for(var s=e.split("."),o=t;s.length;){var n=s.shift();s.length?(o[n]||(o[n]={}),o=o[n]):o[n]=i}}function d(t,e){for(var i,s,o=null,n=[t],r=t;r.parent;)n.push(r.parent),r=r.parent;if(r.nodes)for(i=0,s=r.nodes.length;s>i;i++)if(e.id===r.nodes[i].id){o=r.nodes[i];break}for(o||(o={id:e.id},t.node&&(o.attr=a(o.attr,t.node))),i=n.length-1;i>=0;i--){var h=n[i];h.nodes||(h.nodes=[]),-1==h.nodes.indexOf(o)&&h.nodes.push(o)}e.attr&&(o.attr=a(o.attr,e.attr))}function l(t,e){if(t.edges||(t.edges=[]),t.edges.push(e),t.edge){var i=a({},t.edge);e.attr=a(i,e.attr)}}function c(t,e,i,s,o){var n={from:e,to:i,type:s};return t.edge&&(n.attr=a({},t.edge)),n.attr=a(n.attr||{},o),n}function p(){for(L=S.NULL,k="";" "==E||" "==E||"\n"==E||"\r"==E;)o();do{var t=!1;if("#"==E){for(var e=O-1;" "==T.charAt(e)||" "==T.charAt(e);)e--;if("\n"==T.charAt(e)||""==T.charAt(e)){for(;""!=E&&"\n"!=E;)o();t=!0}}if("/"==E&&"/"==n()){for(;""!=E&&"\n"!=E;)o();t=!0}if("/"==E&&"*"==n()){for(;""!=E;){if("*"==E&&"/"==n()){o(),o();break}o()}t=!0}for(;" "==E||" "==E||"\n"==E||"\r"==E;)o()}while(t);if(""==E)return void(L=S.DELIMITER);var i=E+n();if(C[i])return L=S.DELIMITER,k=i,o(),void o();if(C[E])return L=S.DELIMITER,k=E,void o();if(r(E)||"-"==E){for(k+=E,o();r(E);)k+=E,o();return"false"==k?k=!1:"true"==k?k=!0:isNaN(Number(k))||(k=Number(k)),void(L=S.IDENTIFIER)}if('"'==E){for(o();""!=E&&('"'!=E||'"'==E&&'"'==n());)k+=E,'"'==E&&o(),o();if('"'!=E)throw x('End of string " expected');return o(),void(L=S.IDENTIFIER)}for(L=S.UNKNOWN;""!=E;)k+=E,o();throw new SyntaxError('Syntax error in part "'+w(k,30)+'"')}function u(){var t={};if(s(),p(),"strict"==k&&(t.strict=!0,p()),("graph"==k||"digraph"==k)&&(t.type=k,p()),L==S.IDENTIFIER&&(t.id=k,p()),"{"!=k)throw x("Angle bracket { expected");if(p(),m(t),"}"!=k)throw x("Angle bracket } expected");if(p(),""!==k)throw x("End of file expected");return p(),delete t.node,delete t.edge,delete t.graph,t}function m(t){for(;""!==k&&"}"!=k;)f(t),";"==k&&p()}function f(t){var e=g(t);if(e)return void b(t,e);var i=v(t);if(!i){if(L!=S.IDENTIFIER)throw x("Identifier expected");var s=k;if(p(),"="==k){if(p(),L!=S.IDENTIFIER)throw x("Identifier expected");t[s]=k,p()}else y(t,s)}}function g(t){var e=null;if("subgraph"==k&&(e={},e.type="subgraph",p(),L==S.IDENTIFIER&&(e.id=k,p())),"{"==k){if(p(),e||(e={}),e.parent=t,e.node=t.node,e.edge=t.edge,e.graph=t.graph,m(e),"}"!=k)throw x("Angle bracket } expected");p(),delete e.node,delete e.edge,delete e.graph,delete e.parent,t.subgraphs||(t.subgraphs=[]),t.subgraphs.push(e)}return e}function v(t){return"node"==k?(p(),t.node=_(),"node"):"edge"==k?(p(),t.edge=_(),"edge"):"graph"==k?(p(),t.graph=_(),"graph"):null}function y(t,e){var i={id:e},s=_();s&&(i.attr=s),d(t,i),b(t,e)}function b(t,e){for(;"->"==k||"--"==k;){var i,s=k;p();var o=g(t);if(o)i=o;else{if(L!=S.IDENTIFIER)throw x("Identifier or subgraph expected");i=k,d(t,{id:i}),p()}var n=_(),r=c(t,e,i,s,n);l(t,r),e=i}}function _(){for(var t=null;"["==k;){for(p(),t={};""!==k&&"]"!=k;){if(L!=S.IDENTIFIER)throw x("Attribute name expected");var e=k;if(p(),"="!=k)throw x("Equal sign = expected");if(p(),L!=S.IDENTIFIER)throw x("Attr
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  36. },e._getChainFraction=function(){var t=0,e=0;for(var i in this.nodes)this.nodes.hasOwnProperty(i)&&(2==this.nodes[i].dynamicEdgesLength&&this.nodes[i].dynamicEdges.length>=2&&(t+=1),e+=1);return t/e}},function(t,e,i){var s=i(1),o=i(40);e._putDataInSector=function(){this.sectors.active[this._sector()].nodes=this.nodes,this.sectors.active[this._sector()].edges=this.edges,this.sectors.active[this._sector()].nodeIndices=this.nodeIndices},e._switchToSector=function(t,e){void 0===e||"active"==e?this._switchToActiveSector(t):this._switchToFrozenSector(t)},e._switchToActiveSector=function(t){this.nodeIndices=this.sectors.active[t].nodeIndices,this.nodes=this.sectors.active[t].nodes,this.edges=this.sectors.active[t].edges},e._switchToSupportSector=function(){this.nodeIndices=this.sectors.support.nodeIndices,this.nodes=this.sectors.support.nodes,this.edges=this.sectors.support.edges},e._switchToFrozenSector=function(t){this.nodeIndices=this.sectors.frozen[t].nodeIndices,this.nodes=this.sectors.frozen[t].nodes,this.edges=this.sectors.frozen[t].edges},e._loadLatestSector=function(){this._switchToSector(this._sector())},e._sector=function(){return this.activeSector[this.activeSector.length-1]},e._previousSector=function(){if(this.activeSector.length>1)return this.activeSector[this.activeSector.length-2];throw new TypeError("there are not enough sectors in the this.activeSector array.")},e._setActiveSector=function(t){this.activeSector.push(t)},e._forgetLastSector=function(){this.activeSector.pop()},e._createNewSector=function(t){this.sectors.active[t]={nodes:{},edges:{},nodeIndices:[],formationScale:this.scale,drawingNode:void 0},this.sectors.active[t].drawingNode=new o({id:t,color:{background:"#eaefef",border:"495c5e"}},{},{},this.constants),this.sectors.active[t].drawingNode.clusterSize=2},e._deleteActiveSector=function(t){delete this.sectors.active[t]},e._deleteFrozenSector=function(t){delete this.sectors.frozen[t]},e._freezeSector=function(t){this.sectors.frozen[t]=this.sectors.active[t],this._deleteActiveSector(t)},e._activateSector=function(t){this.sectors.active[t]=this.sectors.frozen[t],this._deleteFrozenSector(t)},e._mergeThisWithFrozen=function(t){for(var e in this.nodes)this.nodes.hasOwnProperty(e)&&(this.sectors.frozen[t].nodes[e]=this.nodes[e]);for(var i in this.edges)this.edges.hasOwnProperty(i)&&(this.sectors.frozen[t].edges[i]=this.edges[i]);for(var s=0;s<this.nodeIndices.length;s++)this.sectors.frozen[t].nodeIndices.push(this.nodeIndices[s])},e._collapseThisToSingleCluster=function(){this.clusterToFit(1,!1)},e._addSector=function(t){var e=this._sector();delete this.nodes[t.id];var i=s.randomUUID();this._freezeSector(e),this._createNewSector(i),this._setActiveSector(i),this._switchToSector(this._sector()),this.nodes[t.id]=t},e._collapseSector=function(){var t=this._sector();if("default"!=t&&(1==this.nodeIndices.length||this.sectors.active[t].drawingNode.width*this.scale<this.constants.clustering.screenSizeThreshold*this.frame.canvas.clientWidth||this.sectors.active[t].drawingNode.height*this.scale<this.constants.clustering.screenSizeThreshold*this.frame.canvas.clientHeight)){var e=this._previousSector();this._collapseThisToSingleCluster(),this._mergeThisWithFrozen(e),this._deleteActiveSector(t),this._activateSector(e),this._switchToSector(e),this._forgetLastSector(),this._updateNodeIndexList(),this._updateCalculationNodes()}},e._doInAllActiveSectors=function(t,e){var i=[];if(void 0===e)for(var s in this.sectors.active)this.sectors.active.hasOwnProperty(s)&&(this._switchToActiveSector(s),i.push(this[t]()));else for(var s in this.sectors.active)if(this.sectors.active.hasOwnProperty(s)){this._switchToActiveSector(s);var o=Array.prototype.splice.call(arguments,1);i.push(o.length>1?this[t](o[0],o[1]):this[t](e))}return this._loadLatestSector(),i},e._doInSupportSector=function(t,e){var i=!1;if(void 0===e)this._switchToSupportSector(),i=this[t]();else{this._switchToSupportSector();var s=Array.prototype.splice.call(arguments,1);i=s.length>1?this[t](s[0],s[1]):this[t](e)}return this._loadLatestSector(),i},e._doInAllFrozenSect
  37. },e._zoomOut=function(t){this.zoomIncrement=-this.constants.keyboard.speed.zoom,this.start(),t.preventDefault()},e._stopZoom=function(t){this.zoomIncrement=0,t&&t.preventDefault()},e._yStopMoving=function(t){this.yIncrement=0,t&&t.preventDefault()},e._xStopMoving=function(t){this.xIncrement=0,t&&t.preventDefault()}},function(t,e){e._resetLevels=function(){for(var t in this.nodes)if(this.nodes.hasOwnProperty(t)){var e=this.nodes[t];0==e.preassignedLevel&&(e.level=-1,e.hierarchyEnumerated=!1)}},e._setupHierarchicalLayout=function(){if(1==this.constants.hierarchicalLayout.enabled&&this.nodeIndices.length>0){this.constants.hierarchicalLayout.levelSeparation="RL"==this.constants.hierarchicalLayout.direction||"DU"==this.constants.hierarchicalLayout.direction?this.constants.hierarchicalLayout.levelSeparation<0?this.constants.hierarchicalLayout.levelSeparation:-1*this.constants.hierarchicalLayout.levelSeparation:Math.abs(this.constants.hierarchicalLayout.levelSeparation),"RL"==this.constants.hierarchicalLayout.direction||"LR"==this.constants.hierarchicalLayout.direction?1==this.constants.smoothCurves.enabled&&(this.constants.smoothCurves.type="vertical"):1==this.constants.smoothCurves.enabled&&(this.constants.smoothCurves.type="horizontal");var t,e,i=0,s=!1,o=!1;for(e in this.nodes)this.nodes.hasOwnProperty(e)&&(t=this.nodes[e],-1!=t.level?s=!0:o=!0,i<t.edges.length&&(i=t.edges.length));if(1==o&&1==s)throw new Error("To use the hierarchical layout, nodes require either no predefined levels or levels have to be defined for all nodes.");this._changeConstants(),1==o&&("hubsize"==this.constants.hierarchicalLayout.layout?this._determineLevels(i):this._determineLevelsDirected());var n=this._getDistribution();this._placeNodesByHierarchy(n),this.start()}},e._placeNodesByHierarchy=function(t){var e,i;for(var s in t)if(t.hasOwnProperty(s))for(e in t[s].nodes)t[s].nodes.hasOwnProperty(e)&&(i=t[s].nodes[e],"UD"==this.constants.hierarchicalLayout.direction||"DU"==this.constants.hierarchicalLayout.direction?i.xFixed&&(i.x=t[s].minPos,i.xFixed=!1,t[s].minPos+=t[s].nodeSpacing):i.yFixed&&(i.y=t[s].minPos,i.yFixed=!1,t[s].minPos+=t[s].nodeSpacing),this._placeBranchNodes(i.edges,i.id,t,i.level));this._stabilize()},e._getDistribution=function(){var t,e,i,s={};for(t in this.nodes)this.nodes.hasOwnProperty(t)&&(e=this.nodes[t],e.xFixed=!0,e.yFixed=!0,"UD"==this.constants.hierarchicalLayout.direction||"DU"==this.constants.hierarchicalLayout.direction?e.y=this.constants.hierarchicalLayout.levelSeparation*e.level:e.x=this.constants.hierarchicalLayout.levelSeparation*e.level,void 0===s[e.level]&&(s[e.level]={amount:0,nodes:{},minPos:0,nodeSpacing:0}),s[e.level].amount+=1,s[e.level].nodes[t]=e);var o=0;for(i in s)s.hasOwnProperty(i)&&o<s[i].amount&&(o=s[i].amount);for(i in s)s.hasOwnProperty(i)&&(s[i].nodeSpacing=(o+1)*this.constants.hierarchicalLayout.nodeSpacing,s[i].nodeSpacing/=s[i].amount+1,s[i].minPos=s[i].nodeSpacing-.5*(s[i].amount+1)*s[i].nodeSpacing);return s},e._determineLevels=function(t){var e,i;for(e in this.nodes)this.nodes.hasOwnProperty(e)&&(i=this.nodes[e],i.edges.length==t&&(i.level=0));for(e in this.nodes)this.nodes.hasOwnProperty(e)&&(i=this.nodes[e],0==i.level&&this._setLevel(1,i.edges,i.id))},e._determineLevelsDirected=function(){var t,e;for(t in this.nodes)if(this.nodes.hasOwnProperty(t)){this.nodes[t].level=1e4;break}for(t in this.nodes)this.nodes.hasOwnProperty(t)&&(e=this.nodes[t],1e4==e.level&&this._setLevelDirected(1e4,e.edges,e.id));var i=1e4;for(t in this.nodes)this.nodes.hasOwnProperty(t)&&(e=this.nodes[t],i=e.level<i?e.level:i);for(t in this.nodes)this.nodes.hasOwnProperty(t)&&(e=this.nodes[t],e.level-=i)},e._changeConstants=function(){this.constants.clustering.enabled=!1,this.constants.physics.barnesHut.enabled=!1,this.constants.physics.hierarchicalRepulsion.enabled=!0,this._loadSelectedForceSolver(),1==this.constants.smoothCurves.enabled&&(this.constants.smoothCurves.dynamic=!1),this._configureSmoothCurves()},e._placeBranchNodes=function(t,e,i,s){for(var o=0;o<t.length;o++){var n=null;n=t[o].toId==e?t[o].from:t[o].to;v
  38. break;case 4:this._placeInTree(t.children[i],e)}},e._splitBranch=function(t){var e=null;1==t.childrenCount&&(e=t.children.data,t.mass=0,t.centerOfMass.x=0,t.centerOfMass.y=0),t.childrenCount=4,t.children.data=null,this._insertRegion(t,"NW"),this._insertRegion(t,"NE"),this._insertRegion(t,"SW"),this._insertRegion(t,"SE"),null!=e&&this._placeInTree(t,e)},e._insertRegion=function(t,e){var i,s,o,n,r=.5*t.size;switch(e){case"NW":i=t.range.minX,s=t.range.minX+r,o=t.range.minY,n=t.range.minY+r;break;case"NE":i=t.range.minX+r,s=t.range.maxX,o=t.range.minY,n=t.range.minY+r;break;case"SW":i=t.range.minX,s=t.range.minX+r,o=t.range.minY+r,n=t.range.maxY;break;case"SE":i=t.range.minX+r,s=t.range.maxX,o=t.range.minY+r,n=t.range.maxY}t.children[e]={centerOfMass:{x:0,y:0},mass:0,range:{minX:i,maxX:s,minY:o,maxY:n},size:.5*t.size,calcSize:2*t.calcSize,children:{data:null},maxWidth:0,level:t.level+1,childrenCount:0}},e._drawTree=function(t,e){void 0!==this.barnesHutTree&&(t.lineWidth=1,this._drawBranch(this.barnesHutTree.root,t,e))},e._drawBranch=function(t,e,i){void 0===i&&(i="#FF0000"),4==t.childrenCount&&(this._drawBranch(t.children.NW,e),this._drawBranch(t.children.NE,e),this._drawBranch(t.children.SE,e),this._drawBranch(t.children.SW,e)),e.strokeStyle=i,e.beginPath(),e.moveTo(t.range.minX,t.range.minY),e.lineTo(t.range.maxX,t.range.minY),e.stroke(),e.beginPath(),e.moveTo(t.range.maxX,t.range.minY),e.lineTo(t.range.maxX,t.range.maxY),e.stroke(),e.beginPath(),e.moveTo(t.range.maxX,t.range.maxY),e.lineTo(t.range.minX,t.range.maxY),e.stroke(),e.beginPath(),e.moveTo(t.range.minX,t.range.maxY),e.lineTo(t.range.minX,t.range.minY),e.stroke()}},function(t){t.exports=function(t){return t.webpackPolyfill||(t.deprecate=function(){},t.paths=[],t.children=[],t.webpackPolyfill=1),t}}])});
  39. //# sourceMappingURL=vis.map