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copy-paste-bookmarks/dist/reveal.min.js

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/*!
* reveal.js 4.0.0-dev (Tue Apr 07 2020)
* https://revealjs.com
* MIT licensed
*
* Copyright (C) 2020 Hakim El Hattab, https://hakim.se
*/
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i=/registerPlugin|registerKeyboardShortcut|addKeyBinding|addEventListener/,a=/fade-(down|up|right|left|out|in-then-out|in-then-semi-out)|semi-fade-out|current-visible|shrink|grow/,r=function(e,t){for(var n in t)e[n]=t[n];return e},o=function(e,t){return Array.from(e.querySelectorAll(t))},s=function(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},l=function(e,t){e.style.transform=t},c=function(e,t){for(var n=e.parentNode;n;){var i=n.matches||n.matchesSelector||n.msMatchesSelector;if(i&&i.call(n,t))return n;n=n.parentNode}return null},d=function(e){var 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},u=function(){var e={};for(var t in 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t=this.Reveal.getConfig().preloadIframes;return"boolean"!=typeof t&&(t=e.hasAttribute("data-preload")),t}},{key:"load",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};e.style.display=this.Reveal.getConfig().display,o(e,"img[data-src], video[data-src], audio[data-src], iframe[data-src]").forEach((function(e){("IFRAME"!==e.tagName||t.shouldPreload(e))&&(e.setAttribute("src",e.getAttribute("data-src")),e.setAttribute("data-lazy-loaded",""),e.removeAttribute("data-src"))})),o(e,"video, audio").forEach((function(e){var t=0;o(e,"source[data-src]").forEach((function(e){e.setAttribute("src",e.getAttribute("data-src")),e.removeAttribute("data-src"),e.setAttribute("data-lazy-loaded",""),t+=1})),t>0&&e.load()}));var i=e.slideBackgroundElement;if(i){i.style.display="block";var a=e.slideBackgroundContentElement,r=e.getAttribute("data-background-iframe");if(!1===i.hasAttribute("data-loaded")){i.setAttribute("data-loaded","true");var s=e.getAttribute("data-background-image"),l=e.getAttribute("data-background-video"),c=e.hasAttribute("data-background-video-loop"),d=e.hasAttribute("data-background-video-muted");if(s)a.style.backgroundImage="url("+encodeURI(s)+")";else if(l&&!this.Reveal.isSpeakerNotes()){var u=document.createElement("video");c&&u.setAttribute("loop",""),d&&(u.muted=!0),f&&(u.muted=!0,u.autoplay=!0,u.setAttribute("playsinline","")),l.split(",").forEach((function(e){u.innerHTML+='<source src="'+e+'">'})),a.appendChild(u)}else if(r&&!0!==n.excludeIframes){var h=document.createElement("iframe");h.setAttribute("allowfullscreen",""),h.setAttribute("mozallowfullscreen",""),h.setAttribute("webkitallowfullscreen",""),h.setAttribute("allow","autoplay"),h.setAttribute("data-src",r),h.style.width="100%",h.style.height="100%",h.style.maxHeight="100%",h.style.maxWidth="100%",a.appendChild(h)}}var 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n=e.getAttribute(t);n&&-1===n.indexOf(i)&&e.setAttribute(t,n+(/\?/.test(n)?"&":"?")+i)}))};t("src","youtube.com/embed/","enablejsapi=1"),t("data-src","youtube.com/embed/","enablejsapi=1"),t("src","player.vimeo.com/","api=1"),t("data-src","player.vimeo.com/","api=1")}},{key:"startEmbeddedContent",value:function(e){var t=this;e&&!this.Reveal.isSpeakerNotes()&&(o(e,'img[src$=".gif"]').forEach((function(e){e.setAttribute("src",e.getAttribute("src"))})),o(e,"video, audio").forEach((function(e){if(!c(e,".fragment")||c(e,".fragment.visible")){var n=t.Reveal.getConfig().autoPlayMedia;if("boolean"!=typeof n&&(n=e.hasAttribute("data-autoplay")||!!c(e,".slide-background")),n&&"function"==typeof e.play)if(e.readyState>1)t.startEmbeddedMedia({target:e});else if(f){var i=e.play();i&&"function"==typeof i.catch&&!1===e.controls&&i.catch((function(){e.controls=!0,e.addEventListener("play",(function(){e.controls=!1}))}))}else e.removeEventListener("loadeddata",t.startEmbeddedMedia),e.addEventListener("loadeddata",t.startEmbeddedMedia)}})),o(e,"iframe[src]").forEach((function(e){c(e,".fragment")&&!c(e,".fragment.visible")||t.startEmbeddedIframe({target:e})})),o(e,"iframe[data-src]").forEach((function(e){c(e,".fragment")&&!c(e,".fragment.visible")||e.getAttribute("src")!==e.getAttribute("data-src")&&(e.removeEventListener("load",t.startEmbeddedIframe),e.addEventListener("load",t.startEmbeddedIframe),e.setAttribute("src",e.getAttribute("data-src")))})))}},{key:"startEmbeddedMedia",value:function(e){var t=!!c(e.target,"html"),n=!!c(e.target,".present");t&&n&&(e.target.currentTime=0,e.target.play()),e.target.removeEventListener("loadeddata",this.startEmbeddedMedia)}},{key:"startEmbeddedIframe",value:function(e){var t=e.target;if(t&&t.contentWindow){var n=!!c(e.target,"html"),i=!!c(e.target,".present");if(n&&i){var a=this.Reveal.getConfig().autoPlayMedia;"boolean"!=typeof a&&(a=t.hasAttribute("data-autoplay")||!!c(t,".slide-background")),/youtube\.com\/embed\//.test(t.getAttribute("src"))&&a?t.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*"):/player\.vimeo\.com\//.test(t.getAttribute("src"))&&a?t.contentWindow.postMessage('{"method":"play"}',"*"):t.contentWindow.postMessage("slide:start","*")}}}},{key:"stopEmbeddedContent",value:function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};n=r({unloadIframes:!0},n),e&&e.parentNode&&(o(e,"video, audio").forEach((function(e){e.hasAttribute("data-ignore")||"function"!=typeof e.pause||(e.setAttribute("data-paused-by-reveal",""),e.pause())})),o(e,"iframe").forEach((function(e){e.contentWindow&&e.contentWindow.postMessage("slide:stop","*"),e.removeEventListener("load",t.startEmbeddedIframe)})),o(e,'iframe[src*="youtube.com/embed/"]').forEach((function(e){!e.hasAttribute("data-ignore")&&e.contentWindow&&"function"==typeof e.contentWindow.postMessage&&e.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")})),o(e,'iframe[src*="player.vimeo.com/"]').forEach((function(e){!e.hasAttribute("data-ignore")&&e.contentWindow&&"function"==typeof e.contentWindow.postMessage&&e.contentWindow.postMessage('{"method":"pause"}',"*")})),!0===n.unloadIframes&&o(e,"iframe[data-src]").forEach((function(e){e.setAttribute("src","about:blank"),e.removeAttribute("src")})))}}])&&b(t.prototype,n),i&&b(t,i),e}();function k(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var A=function(){function e(t){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.Reveal=t}var t,n,i;return t=e,(n=[{key:"render",value:function(){this.element=document.createElement("div"),this.element.className="slide-number",this.Reveal.getRevealElement().appendChild(this.element)}},{key:"configure",value:function(e,t){var n="none";e.slideNumber&&!this.Reveal.isPrintingPDF()&&("all"===e.showSlideNumber||"speaker"===e.showSlideNumber&&this.Reveal.isSpeakerNotes())&&(n="block"),this.element.style.display=n}},{key:"update",value:function(){this.Reveal.getConfig().slideNumber&&this.element&&(this.element.innerHTML=this.getSlideNumber())}},{key:"getSlideNumber",value:function(){var e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.Reveal.getCurrentSlide(),n=this.Reveal.getConfig(),i="h.v";if("function"==typeof n.slideNumber)e=n.slideNumber(t);else switch("string"==typeof n.slideNumber&&(i=n.slideNumber),/c/.test(i)||1!==this.Reveal.getHorizontalSlides().length||(i="c"),e=[],i){case"c":e.push(this.Reveal.getSlidePastCount(t)+1);break;case"c/t":e.push(this.Reveal.getSlidePastCount(t)+1,"/",this.Reveal.getTotalSlides());break;default:var a=this.Reveal.getIndices(t);e.push(a.h+1);var r="h/v"===i?"/":".";this.Reveal.isVerticalSlide(t)&&e.push(r,a.v+1)}var o="#"+this.Reveal.location.getHash(t);return this.formatNumber(e[0],e[1],e[2],o)}},{key:"formatNumber",value:function(e,t,n){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"#"+this.Reveal.location.getHash();return"number"!=typeof n||isNaN(n)?'<a href="'.concat(i,'">\n\t\t\t\t\t<span class="slide-number-a">').concat(e,"</span>\n\t\t\t\t\t</a>"):'<a href="'.concat(i,'">\n\t\t\t\t\t<span class="slide-number-a">').concat(e,'</span>\n\t\t\t\t\t<span class="slide-number-delimiter">').concat(t,'</span>\n\t\t\t\t\t<span class="slide-number-b">').concat(n,"</span>\n\t\t\t\t\t</a>")}}])&&k(t.prototype,n),i&&k(t,i),e}(),E=function(e){var t=e.match(/^#([0-9a-f]{3})$/i);if(t&&t[1])return t=t[1],{r:17*parseInt(t.charAt(0),16),g:17*parseInt(t.charAt(1),16),b:17*parseInt(t.charAt(2),16)};var n=e.match(/^#([0-9a-f]{6})$/i);if(n&&n[1])return n=n[1],{r:parseInt(n.substr(0,2),16),g:parseInt(n.substr(2,2),16),b:parseInt(n.substr(4,2),16)};var i=e.match(/^rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/i);if(i)return{r:parseInt(i[1],10),g:parseInt(i[2],10),b:parseInt(i[3],10)};var a=e.match(/^rgba\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\,\s*([\d]+|[\d]*.[\d]+)\s*\)$/i);return a?{r:parseInt(a[1],10),g:parseInt(a[2],10),b:parseInt(a[3],10),a:parseFloat(a[4])}:null};function R(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var S=function(){function e(t){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.Reveal=t}var t,n,i;return t=e,(n=[{key:"render",value:function(){this.element=document.createElement("div"),this.element.className="backgrounds",this.Reveal.getRevealElement().appendChild(this.element)}},{key:"create",value:function(){var e=this;this.Reveal.isPrintingPDF(),this.element.innerHTML="",this.element.classList.add("no-transition"),this.Reveal.getHorizontalSlides().forEach((function(t){var n=e.createBackground(t,e.element);o(t,"section").forEach((function(t){e.createBackground(t,n),n.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((function(){e.Reveal.getRevealElement().classList.add("has-parallax-background")}),1)):(this.element.style.backgroundImage="",this.Reveal.getRevealElement().classList.remove("has-parallax-background"))}},{key:"createBackground",value:function(e,t){var n=document.createElement("div");n.className="slide-background "+e.className.replace(/present|past|future/,"");var i=document.createElement("div");return i.className="slide-background-content",n.appendChild(i),t.appendChild(n),e.slideBackgroundElement=n,e.slideBackgroundContentElement=i,this.sync(e),n}},{key:"sync",value:function(e){var t=e.slideBackgroundElement,n=e.slideBackgroundContentElement;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="",n.style.backgroundSize="",n.style.backgroundRepeat="",n.style.backgroundPosition="",n.style.backgroundImage="",n.style.opacity="",n.innerHTML="";var i={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"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position"),backgroundTransition:e.getAttribute("data-background-transition"),backgroundOpacity:e.getAttribute("data-background-opacity")};i.background&&(/^(http|file|\/\/)/gi.test(i.background)||/\.(svg|png|jpg|jpeg|gif|bmp)([?#\s]|$)/gi.test(i.background)?e.setAttribute("data-background-image",i.background):t.style.background=i.background),(i.background||i.backgroundColor||i.backgroundImage||i.backgroundVideo||i.backgroundIframe)&&t.setAttribute("data-background-hash",i.background+i.backgroundSize+i.backgroundImage+i.backgroundVideo+i.backgroundIframe+i.backgroundColor+i.backgroundRepeat+i.backgroundPosition+i.backgroundTransition+i.backgroundOpacity),i.backgroundSize&&t.setAttribute("data-background-size",i.backgroundSize),i.backgroundColor&&(t.style.backgroundColor=i.backgroundColor),i.backgroundTransition&&t.setAttribute("data-background-transition",i.backgroundTransition),e.hasAttribute("data-preload")&&t.setAttribute("data-preload",""),i.backgroundSize&&(n.style.backgroundSize=i.backgroundSize),i.backgroundRepeat&&(n.style.backgroundRepeat=i.backgroundRepeat),i.backgroundPosition&&(n.style.backgroundPosition=i.backgroundPosition),i.backgroundOpacity&&(n.style.opacity=i.backgroundOpacity);var a,r=i.backgroundColor;if(!r){var o=window.getComputedStyle(t);o&&o.backgroundColor&&(r=o.backgroundColor)}if(r){var s=E(r);s&&0!==s.a&&("string"==typeof(a=r)&&(a=E(a)),(a?(299*a.r+587*a.g+114*a.b)/1e3:null)<128?e.classList.add("has-dark-background"):e.classList.add("has-light-background"))}}},{key:"update",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=this.Reveal.getCurrentSlide(),i=this.Reveal.getIndices(),a=null,r=this.Reveal.getConfig().rtl?"future":"past",s=this.Reveal.getConfig().rtl?"past":"future";if(Array.from(this.element.childNodes).forEach((function(e,n){e.classList.remove("past","present","future"),n<i.h?e.classList.add(r):n>i.h?e.classList.add(s):(e.classList.add("present"),a=e),(t||n===i.h)&&o(e,".slide-background").forEach((function(e,t){e.classList.remove("past","present","future"),t<i.v?e.classList.add("past"):t>i.v?e.classList.add("future"):(e.classList.add("present"),n===i.h&&(a=e))}))})),this.previousBackground&&this.Reveal.slideContent.stopEmbeddedContent(this.previousBackground,{unloadIframes:!this.Reveal.slideContent.shouldPreload(this.previousBackground)}),a){this.Reveal.slideContent.startEmbeddedContent(a);var l=a.querySelector(".slide-background-content");if(l){var c=l.style.backgroundImage||"";/\.gif/i.test(c)&&(l.style.backgroundImage="",window.getComputedStyle(l).opacity,l.style.backgroundImage=c)}var d=this.previousBackground?this.previousBackground.getAttribute("data-background-hash"):null,u=a.getAttribute("data-background-hash");u&&u===d&&a!==this.previousBackground&&this.element.classList.add("no-transition"),this.previousBackground=a}n&&["has-light-background","has-dark-background"].forEach((function(t){n.classList.contains(t)?e.Reveal.getRevealElement().classList.add(t):e.Reveal.getRevealElement().classList.remove(t)}),this),setTimeout((function(){e.element.classList.remove("no-transition")}),1)}},{key:"updateParallax",value:function(){var e=this.Reveal.getIndices();if(this.Reveal.getConfig().parallaxBackgroundImage){var t,n,i=this.Reveal.getHorizontalSlides(),a=this.Reveal.getVerticalSlides(),r=this.element.style.backgroundSize.split(" ");1===r.length?t=n=parseInt(r[0],10):(t=parseInt(r[0],10),n=parseInt(r[1],10));var o,s=this.element.offsetWidth,l=i.length;o=("number"==typeof this.Reveal.getConfig().parallaxBackgroundHorizontal?this.Reveal.getConfig().parallaxBackgroundHorizontal:l>1?(t-s)/(l-1):0)*e.h*-1;var c,d,u=this.element.offsetHeight,h=a.length;c="number"==typeof this.Reveal.getConfig().parallaxBackgroundVertical?this.Reveal.getConfig().parallaxBackgroundVertical:(n-u)/(h-1),d=h>0?c*e.v:0,this.element.style.backgroundPosition=o+"px "+-d+"px"}}}])&&R(t.prototype,n),i&&R(t,i),e}();function L(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var x=function(){function e(t){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.Reveal=t,this.autoAnimateCounter=0}var t,n,i;return t=e,(n=[{key:"run",value:function(e,t){var n=this;if(this.reset(),e.hasAttribute("data-auto-animate")&&t.hasAttribute("data-auto-animate")){this.autoAnimateStyleSheet=this.autoAnimateStyleSheet||d();var i=this.getAutoAnimateOptions(t);e.dataset.autoAnimate="pending",t.dataset.autoAnimate="pending";var a=this.Reveal.getSlides();i.slideDirection=a.indexOf(t)>a.indexOf(e)?"forward":"backward";var r=this.getAutoAnimatableElements(e,t).map((function(e){return n.autoAnimateElements(e.from,e.to,e.options||{},i,n.autoAnimateCounter++)}));if("false"!==t.dataset.autoAnimateUnmatched&&!0===this.Reveal.getConfig().autoAnimateUnmatched){var o=.8*i.duration,s=.2*i.duration;this.getUnmatchedAutoAnimateElements(t).forEach((function(e){var t=n.getAutoAnimateOptions(e,i),a="unmatched";t.duration===i.duration&&t.delay===i.delay||(a="unmatched-"+n.autoAnimateCounter++,r.push('[data-auto-animate="running"] [data-auto-animate-target="'.concat(a,'"] { transition: opacity ').concat(t.duration,"s ease ").concat(t.delay,"s; 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e.dataset.autoAnimateTarget})),this.autoAnimateStyleSheet&&this.autoAnimateStyleSheet.parentNode&&(this.autoAnimateStyleSheet.parentNode.removeChild(this.autoAnimateStyleSheet),this.autoAnimateStyleSheet=null)}},{key:"autoAnimateElements",value:function(e,t,n,i,r){e.dataset.autoAnimateTarget="",t.dataset.autoAnimateTarget=r;var o=this.getAutoAnimateOptions(t,i);void 0!==n.delay&&(o.delay=n.delay),void 0!==n.duration&&(o.duration=n.duration),void 0!==n.easing&&(o.easing=n.easing);var s=this.getAutoAnimatableProperties("from",e,n),l=this.getAutoAnimatableProperties("to",t,n);if(t.classList.contains("fragment")&&(delete l.styles.opacity,e.classList.contains("fragment")&&(e.className.match(a)||[""])[0]===(t.className.match(a)||[""])[0]&&"forward"===i.slideDirection&&t.classList.add("visible","disabled")),!1!==n.translate||!1!==n.scale){var 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