8 lines
No EOL
64 KiB
JavaScript
8 lines
No EOL
64 KiB
JavaScript
/*!
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* reveal.js 4.0.0-dev (Mon Mar 09 2020)
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* https://revealjs.com
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* MIT licensed
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*
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* Copyright (C) 2020 Hakim El Hattab, https://hakim.se
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*/
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!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=/registerPlugin|registerKeyboardShortcut|addKeyBinding|addEventListener/,n=(e,t)=>{for(let a in t)e[a]=t[a];return e},i=e=>Array.prototype.slice.call(e),s=e=>{if("string"==typeof e){if("null"===e)return null;if("true"===e)return!0;if("false"===e)return!1;if(e.match(/^-?[\d\.]+$/))return parseFloat(e)}return e},o=(e,t)=>{e.style.transform=t},l=(e,t)=>{let a=e.parentNode;for(;a;){let e=a.matches||a.matchesSelector||a.msMatchesSelector;if(e&&e.call(a,t))return a;a=a.parentNode}return null},d=e=>{let t=document.createElement("style");return t.type="text/css",e&&e.length>0&&(t.styleSheet?t.styleSheet.cssText=e:t.appendChild(document.createTextNode(e))),document.head.appendChild(t),t},c=navigator.userAgent,u=document.createElement("div"),h=/(iphone|ipod|ipad|android)/gi.test(c)||"MacIntel"===navigator.platform&&navigator.maxTouchPoints>1,p=/chrome/i.test(c)&&!/edge/i.test(c),g=/android/gi.test(c),f="zoom"in u.style&&!h&&(p||/Version\/[\d\.]+.*Safari/.test(c));class 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i=e.getAttribute("data-background-image"),s=e.getAttribute("data-background-video"),o=e.hasAttribute("data-background-video-loop"),l=e.hasAttribute("data-background-video-muted");if(i)r.style.backgroundImage="url("+encodeURI(i)+")";else if(s&&!this.Reveal.isSpeakerNotes()){let e=document.createElement("video");o&&e.setAttribute("loop",""),l&&(e.muted=!0),h&&(e.muted=!0,e.autoplay=!0,e.setAttribute("playsinline","")),s.split(",").forEach(t=>{e.innerHTML+='<source src="'+t+'">'}),r.appendChild(e)}else if(n&&!0!==t.excludeIframes){let e=document.createElement("iframe");e.setAttribute("allowfullscreen",""),e.setAttribute("mozallowfullscreen",""),e.setAttribute("webkitallowfullscreen",""),e.setAttribute("allow","autoplay"),e.setAttribute("data-src",n),e.style.width="100%",e.style.height="100%",e.style.maxHeight="100%",e.style.maxWidth="100%",r.appendChild(e)}}let i=r.querySelector("iframe[data-src]");i&&this.shouldPreload(a)&&!/autoplay=(1|true|yes)/gi.test(n)&&i.getAttribute("src")!==n&&i.setAttribute("src",n)}}unload(e){e.style.display="none";let t=this.Reveal.getSlideBackground(e);t&&(t.style.display="none",i(t.querySelectorAll("iframe[src]")).forEach(e=>{e.removeAttribute("src")})),i(e.querySelectorAll("video[data-lazy-loaded][src], audio[data-lazy-loaded][src], iframe[data-lazy-loaded][src]")).forEach(e=>{e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")}),i(e.querySelectorAll("video[data-lazy-loaded] source[src], audio source[src]")).forEach(e=>{e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")})}formatEmbeddedContent(){let e=(e,t,a)=>{i(this.Reveal.getSlidesElement().querySelectorAll("iframe["+e+'*="'+t+'"]')).forEach(t=>{let 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e.removeEventListener("loadeddata",this.startEmbeddedMedia),e.addEventListener("loadeddata",this.startEmbeddedMedia)}),i(e.querySelectorAll("iframe[src]")).forEach(e=>{l(e,".fragment")&&!l(e,".fragment.visible")||this.startEmbeddedIframe({target:e})}),i(e.querySelectorAll("iframe[data-src]")).forEach(e=>{l(e,".fragment")&&!l(e,".fragment.visible")||e.getAttribute("src")!==e.getAttribute("data-src")&&(e.removeEventListener("load",this.startEmbeddedIframe),e.addEventListener("load",this.startEmbeddedIframe),e.setAttribute("src",e.getAttribute("data-src")))}))}startEmbeddedMedia(e){let t=!!l(e.target,"html"),a=!!l(e.target,".present");t&&a&&(e.target.currentTime=0,e.target.play()),e.target.removeEventListener("loadeddata",this.startEmbeddedMedia)}startEmbeddedIframe(e){let t=e.target;if(t&&t.contentWindow){let a=!!l(e.target,"html"),r=!!l(e.target,".present");if(a&&r){let e=this.Reveal.getConfig().autoPlayMedia;"boolean"!=typeof e&&(e=t.hasAttribute("data-autoplay")||!!l(t,".slide-background")),/youtube\.com\/embed\//.test(t.getAttribute("src"))&&e?t.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*"):/player\.vimeo\.com\//.test(t.getAttribute("src"))&&e?t.contentWindow.postMessage('{"method":"play"}',"*"):t.contentWindow.postMessage("slide:start","*")}}}stopEmbeddedContent(e,t={}){t=n({unloadIframes:!0},t),e&&e.parentNode&&(i(e.querySelectorAll("video, audio")).forEach(e=>{e.hasAttribute("data-ignore")||"function"!=typeof e.pause||(e.setAttribute("data-paused-by-reveal",""),e.pause())}),i(e.querySelectorAll("iframe")).forEach(e=>{e.contentWindow&&e.contentWindow.postMessage("slide:stop","*"),e.removeEventListener("load",this.startEmbeddedIframe)}),i(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(e=>{!e.hasAttribute("data-ignore")&&e.contentWindow&&"function"==typeof e.contentWindow.postMessage&&e.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")}),i(e.querySelectorAll('iframe[src*="player.vimeo.com/"]')).forEach(e=>{!e.hasAttribute("data-ignore")&&e.contentWindow&&"function"==typeof e.contentWindow.postMessage&&e.contentWindow.postMessage('{"method":"pause"}',"*")}),!0===t.unloadIframes&&i(e.querySelectorAll("iframe[data-src]")).forEach(e=>{e.setAttribute("src","about:blank"),e.removeAttribute("src")}))}}class v{constructor(e){this.Reveal=e,this.autoAnimateCounter=0}run(e,t){if(this.reset(),e.hasAttribute("data-auto-animate")&&t.hasAttribute("data-auto-animate")){this.autoAnimateStyleSheet=this.autoAnimateStyleSheet||d();let a=this.getAutoAnimateOptions(t);e.dataset.autoAnimate="pending",t.dataset.autoAnimate="pending";let 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r=document.querySelector("head");r.insertBefore(a,r.lastChild)};class w{constructor(){this.state="idle",this.registeredPlugins={},this.asyncDependencies=[]}load(e){return this.state="loading",new Promise(t=>{let a=[],r=0;e.forEach(e=>{e.condition&&!e.condition()||(e.async?this.asyncDependencies.push(e):a.push(e))}),a.length?(r=a.length,a.forEach(e=>{y(e.src,()=>{"function"==typeof e.callback&&e.callback(),0==--r&&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=>{y(e.src,e.callback)}),Promise.resolve()}registerPlugin(e,t){void 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