10 lines
88 KiB
JavaScript
10 lines
88 KiB
JavaScript
/*!
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* reveal.js 4.4.0
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* https://revealjs.com
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* MIT licensed
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*
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* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
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*/
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const e=(e,t)=>{for(let i in t)e[i]=t[i];return e},t=(e,t)=>Array.from(e.querySelectorAll(t)),i=(e,t,i)=>{i?e.classList.add(t):e.classList.remove(t)},a=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},s=(e,t)=>{e.style.transform=t},n=(e,t)=>{let i=e.matches||e.matchesSelector||e.msMatchesSelector;return!(!i||!i.call(e,t))},r=(e,t)=>{if("function"==typeof e.closest)return e.closest(t);for(;e;){if(n(e,t))return e;e=e.parentNode}return null},o=(e,t,i,a="")=>{let s=e.querySelectorAll("."+i);for(let t=0;t<s.length;t++){let i=s[t];if(i.parentNode===e)return i}let n=document.createElement(t);return n.className=i,n.innerHTML=a,e.appendChild(n),n},l=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},d=()=>{let 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e.pause||(e.setAttribute("data-paused-by-reveal",""),e.pause())})),t(i,"iframe").forEach((e=>{e.contentWindow&&e.contentWindow.postMessage("slide:stop","*"),e.removeEventListener("load",this.startEmbeddedIframe)})),t(i,'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":""}',"*")})),t(i,'iframe[src*="player.vimeo.com/"]').forEach((e=>{!e.hasAttribute("data-ignore")&&e.contentWindow&&"function"==typeof e.contentWindow.postMessage&&e.contentWindow.postMessage('{"method":"pause"}',"*")})),!0===a.unloadIframes&&t(i,"iframe[data-src]").forEach((e=>{e.setAttribute("src","about:blank"),e.removeAttribute("src")})))}}class y{constructor(e){this.Reveal=e}render(){this.element=document.createElement("div"),this.element.className="slide-number",this.Reveal.getRevealElement().appendChild(this.element)}configure(e,t){let 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s?{r:parseInt(s[1],10),g:parseInt(s[2],10),b:parseInt(s[3],10),a:parseFloat(s[4])}:null};class E{constructor(e){this.Reveal=e}render(){this.element=document.createElement("div"),this.element.className="backgrounds",this.Reveal.getRevealElement().appendChild(this.element)}create(){this.element.innerHTML="",this.element.classList.add("no-transition"),this.Reveal.getHorizontalSlides().forEach((e=>{let i=this.createBackground(e,this.element);t(e,"section").forEach((e=>{this.createBackground(e,i),i.classList.add("stack")}))})),this.Reveal.getConfig().parallaxBackgroundImage?(this.element.style.backgroundImage='url("'+this.Reveal.getConfig().parallaxBackgroundImage+'")',this.element.style.backgroundSize=this.Reveal.getConfig().parallaxBackgroundSize,this.element.style.backgroundRepeat=this.Reveal.getConfig().parallaxBackgroundRepeat,this.element.style.backgroundPosition=this.Reveal.getConfig().parallaxBackgroundPosition,setTimeout((()=>{this.Reveal.getRevealElement().classList.add("has-parallax-background")}),1)):(this.element.style.backgroundImage="",this.Reveal.getRevealElement().classList.remove("has-parallax-background"))}createBackground(e,t){let i=document.createElement("div");i.className="slide-background "+e.className.replace(/present|past|future/,"");let a=document.createElement("div");return a.className="slide-background-content",i.appendChild(a),t.appendChild(i),e.slideBackgroundElement=i,e.slideBackgroundContentElement=a,this.sync(e),i}sync(e){const t=e.slideBackgroundElement,i=e.slideBackgroundContentElement,a={background:e.getAttribute("data-background"),backgroundSize:e.getAttribute("data-background-size"),backgroundImage:e.getAttribute("data-background-image"),backgroundVideo:e.getAttribute("data-background-video"),backgroundIframe:e.getAttribute("data-background-iframe"),backgroundColor:e.getAttribute("data-background-color"),backgroundGradient:e.getAttribute("data-background-gradient"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position"),backgroundTransition:e.getAttribute("data-background-transition"),backgroundOpacity:e.getAttribute("data-background-opacity")},s=e.hasAttribute("data-preload");e.classList.remove("has-dark-background"),e.classList.remove("has-light-background"),t.removeAttribute("data-loaded"),t.removeAttribute("data-background-hash"),t.removeAttribute("data-background-size"),t.removeAttribute("data-background-transition"),t.style.backgroundColor="",i.style.backgroundSize="",i.style.backgroundRepeat="",i.style.backgroundPosition="",i.style.backgroundImage="",i.style.opacity="",i.innerHTML="",a.background&&(/^(http|file|\/\/)/gi.test(a.background)||/\.(svg|png|jpg|jpeg|gif|bmp|webp)([?#\s]|$)/gi.test(a.background)?e.setAttribute("data-background-image",a.background):t.style.background=a.background),(a.background||a.backgroundColor||a.backgroundGradient||a.backgroundImage||a.backgroundVideo||a.backgroundIframe)&&t.setAttribute("data-background-hash",a.background+a.backgroundSize+a.backgroundImage+a.backgroundVideo+a.backgroundIframe+a.backgroundColor+a.backgroundGradient+a.backgroundRepeat+a.backgroundPosition+a.backgroundTransition+a.backgroundOpacity),a.backgroundSize&&t.setAttribute("data-background-size",a.backgroundSize),a.backgroundColor&&(t.style.backgroundColor=a.backgroundColor),a.backgroundGradient&&(t.style.backgroundImage=a.backgroundGradient),a.backgroundTransition&&t.setAttribute("data-background-transition",a.backgroundTransition),s&&t.setAttribute("data-preload",""),a.backgroundSize&&(i.style.backgroundSize=a.backgroundSize),a.backgroundRepeat&&(i.style.backgroundRepeat=a.backgroundRepeat),a.backgroundPosition&&(i.style.backgroundPosition=a.backgroundPosition),a.backgroundOpacity&&(i.style.opacity=a.backgroundOpacity);let n=a.backgroundColor;if(!n||!w(n)){let e=window.getComputedStyle(t);e&&e.backgroundColor&&(n=e.backgroundColor)}if(n){const t=w(n);t&&0!==t.a&&("string"==typeof(r=n)&&(r=w(r)),(r?(299*r.r+587*r.g+114*r.b)/1e3:null)<128?e.classList.add("has-dark-background"):e.classList.add("has-light-background"))}var r}update(e=!1){let i=this.Reveal.getCurrentSlide(),a=this.Reveal.getIndices(),s=null,n=this.Reveal.getConfig().rtl?"future":"past",r=this.Reveal.getConfig().rtl?"past":"future";if(Array.from(this.element.childNodes).forEach(((i,o)=>{i.classList.remove("past","present","future"),o<a.h?i.classList.add(n):o>a.h?i.classList.add(r):(i.classList.add("present"),s=i),(e||o===a.h)&&t(i,".slide-background").forEach(((e,t)=>{e.classList.remove("past","present","future"),t<a.v?e.classList.add("past"):t>a.v?e.classList.add("future"):(e.classList.add("present"),o===a.h&&(s=e))}))})),this.previousBackground&&this.Reveal.slideContent.stopEmbeddedContent(this.previousBackground,{unloadIframes:!this.Reveal.slideContent.shouldPreload(this.previousBackground)}),s){this.Reveal.slideContent.startEmbeddedContent(s);let e=s.querySelector(".slide-background-content");if(e){let t=e.style.backgroundImage||"";/\.gif/i.test(t)&&(e.style.backgroundImage="",window.getComputedStyle(e).opacity,e.style.backgroundImage=t)}let t=this.previousBackground?this.previousBackground.getAttribute("data-background-hash"):null,i=s.getAttribute("data-background-hash");i&&i===t&&s!==this.previousBackground&&this.element.classList.add("no-transition"),this.previousBackground=s}i&&["has-light-background","has-dark-background"].forEach((e=>{i.classList.contains(e)?this.Reveal.getRevealElement().classList.add(e):this.Reveal.getRevealElement().classList.remove(e)}),this),setTimeout((()=>{this.element.classList.remove("no-transition")}),1)}updateParallax(){let e=this.Reveal.getIndices();if(this.Reveal.getConfig().parallaxBackgroundImage){let t,i,a=this.Reveal.getHorizontalSlides(),s=this.Reveal.getVerticalSlides(),n=this.element.style.backgroundSize.split(" ");1===n.length?t=i=parseInt(n[0],10):(t=parseInt(n[0],10),i=parseInt(n[1],10));let r,o,l=this.element.offsetWidth,d=a.length;r="number"==typeof 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