vis-network/peer/umd/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.
 */
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touchcancel",ps=function(e){function t(){var i;return t.prototype.evTarget=us,(i=e.apply(this,arguments)||this).targetIds={},i}return Qo(t,e),t.prototype.handler=function(e){var t=cs[e.type],i=fs.call(this,e,t);i&&this.callback(this.manager,t,{pointers:i[0],changedPointers:i[1],pointerType:_n,srcEvent:e})},t}(is);function fs(e,t){var i,o,n=ds(e.touches),s=this.targetIds;if(t&(On|Cn)&&1===n.length)return s[n[0].identifier]=!0,[n,n];var r=ds(e.changedTouches),a=[],h=this.target;if(o=n.filter((function(e){return Vn(e.target,h)})),t===On)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]),t&(Sn|Tn)&&delete s[r[i].identifier],i++;return a.length?[ls(o.concat(a),"identifier",!0),a]:void 0}var vs={mousedown:On,mousemove:Cn,mouseup:Sn},gs="mousedown",ys="mousemove mouseup",ms=function(e){function t(){var i,o=t.prototype;return o.evEl=gs,o.evWin=ys,(i=e.apply(this,arguments)||this).pressed=!1,i}return Qo(t,e),t.prototype.handler=function(e){var t=vs[e.type];t&On&&0===e.button&&(this.pressed=!0),t&Cn&&1!==e.which&&(t=Sn),this.pressed&&(t&Sn&&(this.pressed=!1),this.callback(this.manager,t,{pointers:[e],changedPointers:[e],pointerType:xn,srcEvent:e}))},t}(is),bs=2500,ws=25;function ks(e){var t=e.changedPointers[0];if(t.identifier===this.primaryTouch){var i={x:t.clientX,y:t.clientY},o=this.lastTouches;this.lastTouches.push(i);setTimeout((function(){var e=o.indexOf(i);e>-1&&o.splice(e,1)}),bs)}}function _s(e,t){e&On?(this.primaryTouch=t.changedPointers[0].identifier,ks.call(this,t)):e&(Sn|Tn)&&ks.call(this,t)}function xs(e){for(var t=e.srcEvent.clientX,i=e.srcEvent.clientY,o=0;o<this.lastTouches.length;o++){var n=this.lastTouches[o],s=Math.abs(t-n.x),r=Math.abs(i-n.y);if(s<=ws&&r<=ws)return!0}return!1}var Es=function(){return function(e){function t(t,i){var o;return(o=e.call(this,t,i)||this).handler=function(e,t,i){var n=i.pointerType===_n,s=i.pointerType===xn;if(!(s&&i.sourceCapabilities&&i.sourceCapabilities.firesTouchEvents)){if(n)_s.call(en(en(o)),t,i);else if(s&&xs.call(en(en(o)),i))return;o.callback(e,t,i)}},o.touch=new ps(o.manager,o.handler),o.mouse=new ms(o.manager,o.handler),o.primaryTouch=null,o.lastTouches=[],o}return Qo(t,e),t.prototype.destroy=function(){this.touch.destroy(),this.mouse.destroy()},t}(is)}();function Os(e,t,i){return!!Array.isArray(e)&&(jn(e,i[t],i),!0)}var Cs=1,Ss=2,Ts=4,Ds=8,Ms=Ds,Is=16,Ps=1;function Fs(e,t){var i=t.manager;return i?i.get(e):e}function Bs(e){return e&Is?"cancel":e&Ds?"end":e&Ts?"move":e&Ss?"start":""}var Ns=function(){function e(e){void 0===e&&(e={}),this.options=Jo({enable:!0},e),this.id=Ps++,this.manager=null,this.state=Cs,this.simultaneous={},this.requireFail=[]}var t=e.prototype;return t.set=function(e){return on(this.options,e),this.manager&&this.man