vis-network/peer/esm/vis-network.min.js

A dynamic, browser-based visualization library.

/**
 * vis-network - network
 * http://visjs.org/
 *
 * A dynamic, browser-based visualization library.
 *
 * @version 6.3.1
 * @date    2019-10-29T23:06:18Z
 *
 * @copyright (c) 2011-2017 Almende B.V, http://almende.com
 * @copyright (c) 2018-2019 visjs contributors, https://github.com/visjs
 *
 * @license 
 * vis.js is dual licensed under both
 *
 *   1. The Apache 2.0 License
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *   and
 *
 *   2. The MIT License
 *      http://opensource.org/licenses/MIT
 *
 * vis.js may be distributed under either license.
 */
import t,{extend as e,topMost as i,forEach as o,deepExtend as n,overrideOpacity as s,copyAndExtendArray as r,copyArray as a,selectiveNotDeepExtend as h,parseColor as d,mergeOptions as l,fillIfDefined as c,bridgeObject as u,selectiveDeepExtend as p,isString as f,HSVToHex as v,randomUUID as g,addEventListener as y,removeEventListener as m,easingFunctions as b,getAbsoluteLeft as w,getAbsoluteTop as k,recursiveDOMDelete as _,isValidRGB as x,isValidRGBA as E,isValidHex as O,hexToRGB as C,RGBToHSV as S,HSVToRGB as T}from"vis-util";import M from"keycharm";import{DataSet as D,DataView as I}from"vis-data";"undefined"!=typeof CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.circle=function(t,e,i){this.beginPath(),this.arc(t,e,i,0,2*Math.PI,!1),this.closePath()},CanvasRenderingContext2D.prototype.square=function(t,e,i){this.beginPath(),this.rect(t-i,e-i,2*i,2*i),this.closePath()},CanvasRenderingContext2D.prototype.triangle=function(t,e,i){this.beginPath(),e+=.275*(i*=1.15);var o=2*i,n=o/2,s=Math.sqrt(3)/6*o,r=Math.sqrt(o*o-n*n);this.moveTo(t,e-(r-s)),this.lineTo(t+n,e+s),this.lineTo(t-n,e+s),this.lineTo(t,e-(r-s)),this.closePath()},CanvasRenderingContext2D.prototype.triangleDown=function(t,e,i){this.beginPath(),e-=.275*(i*=1.15);var o=2*i,n=o/2,s=Math.sqrt(3)/6*o,r=Math.sqrt(o*o-n*n);this.moveTo(t,e+(r-s)),this.lineTo(t+n,e-s),this.lineTo(t-n,e-s),this.lineTo(t,e+(r-s)),this.closePath()},CanvasRenderingContext2D.prototype.star=function(t,e,i){this.beginPath(),e+=.1*(i*=.82);for(var o=0;o<10;o++){var n=o%2==0?1.3*i:.5*i;this.lineTo(t+n*Math.sin(2*o*Math.PI/10),e-n*Math.cos(2*o*Math.PI/10))}this.closePath()},CanvasRenderingContext2D.prototype.diamond=function(t,e,i){this.beginPath(),this.lineTo(t,e+i),this.lineTo(t+i,e),this.lineTo(t,e-i),this.lineTo(t-i,e),this.closePath()},CanvasRenderingContext2D.prototype.roundRect=function(t,e,i,o,n){var s=Math.PI/180;i-2*n<0&&(n=i/2),o-2*n<0&&(n=o/2),this.beginPath(),this.moveTo(t+n,e),this.lineTo(t+i-n,e),this.arc(t+i-n,e+n,n,270*s,360*s,!1),this.lineTo(t+i,e+o-n),this.arc(t+i-n,e+o-n,n,0,90*s,!1),this.lineTo(t+n,e+o),this.arc(t+n,e+o-n,n,90*s,180*s,!1),this.lineTo(t,e+n),this.arc(t+n,e+n,n,180*s,270*s,!1),this.closePath()},CanvasRenderingContext2D.prototype.ellipse_vis=function(t,e,i,o){var n=i/2*.5522848,s=o/2*.5522848,r=t+i,a=e+o,h=t+i/2,d=e+o/2;this.beginPath(),this.moveTo(t,d),this.bezierCurveTo(t,d-s,h-n,e,h,e),this.bezierCurveTo(h+n,e,r,d-s,r,d),this.bezierCurveTo(r,d+s,h+n,a,h,a),this.bezierCurveTo(h-n,a,t,d+s,t,d),this.closePath()},CanvasRenderingContext2D.prototype.database=function(t,e,i,o){var 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touchcancel",Ls=function(t){function e(){var i;return e.prototype.evTarget=js,(i=t.apply(this,arguments)||this).targetIds={},i}return Sn(e,t),e.prototype.handler=function(t){var e=Rs[t.type],i=Hs.call(this,t,e);i&&this.callback(this.manager,e,{pointers:i[0],changedPointers:i[1],pointerType:Kn,srcEvent:t})},e}(Ms);function Hs(t,e){var i,o,n=Bs(t.touches),s=this.targetIds;if(e&(Jn|Qn)&&1===n.length)return s[n[0].identifier]=!0,[n,n];var r=Bs(t.changedTouches),a=[],h=this.target;if(o=n.filter((function(t){return gs(t.target,h)})),e===Jn)for(i=0;i<o.length;)s[o[i].identifier]=!0,i++;for(i=0;i<r.length;)s[r[i].identifier]&&a.push(r[i]),e&(ts|es)&&delete s[r[i].identifier],i++;return a.length?[As(o.concat(a),"identifier",!0),a]:void 0}var Ws={mousedown:Jn,mousemove:Qn,mouseup:ts},Vs="mousedown",qs="mousemove mouseup",Us=function(t){function e(){var i,o=e.prototype;return o.evEl=Vs,o.evWin=qs,(i=t.apply(this,arguments)||this).pressed=!1,i}return Sn(e,t),e.prototype.handler=function(t){var e=Ws[t.type];e&Jn&&0===t.button&&(this.pressed=!0),e&Qn&&1!==t.which&&(e=ts),this.pressed&&(e&ts&&(this.pressed=!1),this.callback(this.manager,e,{pointers:[t],changedPointers:[t],pointerType:$n,srcEvent:t}))},e}(Ms),Ys=2500,Xs=25;function Gs(t){var e=t.changedPointers[0];if(e.identifier===this.primaryTouch){var i={x:e.clientX,y:e.clientY},o=this.lastTouches;this.lastTouches.push(i);setTimeout((function(){var t=o.indexOf(i);t>-1&&o.splice(t,1)}),Ys)}}function Ks(t,e){t&Jn?(this.primaryTouch=e.changedPointers[0].identifier,Gs.call(this,e)):t&(ts|es)&&Gs.call(this,e)}function $s(t){for(var e=t.srcEvent.clientX,i=t.srcEvent.clientY,o=0;o<this.lastTouches.length;o++){var n=this.lastTouches[o],s=Math.abs(e-n.x),r=Math.abs(i-n.y);if(s<=Xs&&r<=Xs)return!0}return!1}var Zs=function(){return function(t){function e(e,i){var o;return(o=t.call(this,e,i)||this).handler=function(t,e,i){var n=i.pointerType===Kn,s=i.pointerType===$n;if(!(s&&i.sourceCapabilities&&i.sourceCapabilities.firesTouchEvents)){if(n)Ks.call(Tn(Tn(o)),e,i);else if(s&&$s.call(Tn(Tn(o)),i))return;o.callback(t,e,i)}},o.touch=new Ls(o.manager,o.handler),o.mouse=new Us(o.manager,o.handler),o.primaryTouch=null,o.lastTouches=[],o}return Sn(e,t),e.prototype.destroy=function(){this.touch.destroy(),this.mouse.destroy()},e}(Ms)}();function Js(t,e,i){return!!Array.isArray(t)&&(us(t,i[e],i),!0)}var Qs=1,tr=2,er=4,ir=8,or=ir,nr=16,sr=1;function rr(t,e){var i=e.manager;return i?i.get(t):t}function ar(t){r