revproxy-presentation/dist/reveal.min.js

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/*!
2020-03-09 09:33:27 +01:00
* reveal.js 4.0.0-dev (Mon Mar 09 2020)
* https://revealjs.com
* MIT licensed
*
* Copyright (C) 2020 Hakim El Hattab, https://hakim.se
*/
2020-03-09 09:33:27 +01:00
!function(e){var t={};function a(r){if(t[r])return t[r].exports;var n=t[r]={i:r,l:!1,exports:{}};return e[r].call(n.exports,n,n.exports,a),n.l=!0,n.exports}a.m=e,a.c=t,a.d=function(e,t,r){a.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:r})},a.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},a.t=function(e,t){if(1&t&&(e=a(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var r=Object.create(null);if(a.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var n in e)a.d(r,n,function(t){return e[t]}.bind(null,n));return r},a.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return a.d(t,"a",t),t},a.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},a.p="",a(a.s=0)}([function(e,t,a){"use strict";a.r(t);const r=(e,t)=>{const a=document.createElement("script");a.type="text/javascript",a.async=!1,a.defer=!1,a.src=e,"function"==typeof t&&(a.onload=a.onreadystatechange=e=>{("load"===e.type||/loaded|complete/.test(a.readyState))&&(a.onload=a.onreadystatechange=a.onerror=null,t())},a.onerror=e=>{a.onload=a.onreadystatechange=a.onerror=null,t(new Error("Failed loading script: "+a.src+"\n"+e))});const r=document.querySelector("head");r.insertBefore(a,r.lastChild)};class n{constructor(){this.state="pending",this.registeredPlugins={},this.asyncDependencies=[]}load(e){return this.state="loading",new Promise(t=>{let a=[],n=0;e.forEach(e=>{e.condition&&!e.condition()||(e.async?this.asyncDependencies.push(e):a.push(e))}),a.length?(n=a.length,a.forEach(e=>{r(e.src,()=>{"function"==typeof e.callback&&e.callback(),0==--n&&this.initPlugins().then(t)})})):this.initPlugins().then(t)})}initPlugins(){return new Promise(e=>{let t=Object.keys(this.registeredPlugins).length;if(0===t)this.loadAsync().then(e);else{let a=()=>{0==--t&&this.loadAsync().then(e)};for(let e in this.registeredPlugins){let t=this.registeredPlugins[e];if("function"==typeof t.init){let e=t.init();e&&"function"==typeof e.then?e.then(a):a()}else a()}}})}loadAsync(){return this.state="loaded",this.asyncDependencies.length&&this.asyncDependencies.forEach(e=>{r(e.src,e.callback)}),Promise.resolve()}registerPlugin(e,t){void 0===this.registeredPlugins[e]?(this.registeredPlugins[e]=t,"loaded"===this.state&&"function"==typeof t.init&&t.init()):console.warn('reveal.js: "'+e+'" plugin has already been registered')}hasPlugin(e){return!!this.registeredPlugins[e]}getPlugin(e){return this.registeredPlugins[e]}getRegisteredPlugins(){return this.registeredPlugins}}class i{constructor(e,t){this.diameter=100,this.diameter2=this.diameter/2,this.thickness=6,this.playing=!1,this.progress=0,this.progressOffset=1,this.container=e,this.progressCheck=t,this.canvas=document.createElement("canvas"),this.canvas.className="playback",this.canvas.width=this.diameter,this.canvas.height=this.diameter,this.canvas.style.width=this.diameter2+"px",this.canvas.style.height=this.diameter2+"px",this.context=this.canvas.getContext("2d"),this.container.appendChild(this.canvas),this.render()}setPlaying(e){const t=this.playing;this.playing=e,!t&&this.playing?this.animate():this.render()}animate(){const e=this.progress;this.progress=this.progressCheck(),e>.8&&this.progress<.2&&(this.progressOffset=this.progress),this.render(),this.playing&&requestAnimationFrame(this.animate.bind(this))}render(){let e=this.playing?this.progress:0,t=this.diameter2-this.thickness,a=this.diameter2,r=this.diameter2;this.progressOffset+=.1*(1-this.progressOffset);const n=-Math.PI/2+e*(2*Math.PI),i=-Math.PI/2+this.progressOffset*(2*Math.PI);this.context.save(),this.context.clearRect(0,0,this.diameter,this.diameter),this.context.beginPath(),this.context.arc(a,r,t+4,0,2*Math.PI,!1),this.context.fillStyle="rgba( 0, 0, 0, 0.4 )",this.context.fill(),this.context.beginPath(),this.context.arc(a,r,t,0,2*Math.PI,!1),this.context.lineWidth=this.thickness,this.context.strokeStyle="rgba( 255, 255, 255, 0.2 )",this.context.