revproxy-presentation/dist/reveal.js

/*!
* reveal.js 4.0.0-dev (Tue May 12 2020)
* https://revealjs.com
* MIT licensed
*
* Copyright (C) 2020 Hakim El Hattab, https://hakim.se
*/
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e=e||self).Reveal=t()}(this,(function(){"use strict";function e(t){return(e="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(t)}function t(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function i(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}function n(e,t,n){return t&&i(e.prototype,t),n&&i(e,n),e}function a(e,t,i){return t in e?Object.defineProperty(e,t,{value:i,enumerable:!0,configurable:!0,writable:!0}):e[t]=i,e}function s(e,t){var i=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),i.push.apply(i,n)}return i}function r(e){for(var t=1;t<arguments.length;t++){var i=null!=arguments[t]?arguments[t]:{};t%2?s(Object(i),!0).forEach((function(t){a(e,t,i[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(i)):s(Object(i)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(i,t))}))}return e}function o(e){return function(e){if(Array.isArray(e))return l(e)}(e)||function(e){if("undefined"!=typeof Symbol&&Symbol.iterator in Object(e))return Array.from(e)}(e)||function(e,t){if(!e)return;if("string"==typeof e)return l(e,t);var i=Object.prototype.toString.call(e).slice(8,-1);"Object"===i&&e.constructor&&(i=e.constructor.name);if("Map"===i||"Set"===i)return Array.from(i);if("Arguments"===i||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(i))return l(e,t)}(e)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}function l(e,t){(null==t||t>e.length)&&(t=e.length);for(var i=0,n=new Array(t);i<t;i++)n[i]=e[i];return n}var d=/registerPlugin|registerKeyboardShortcut|addKeyBinding|addEventListener/,u=/fade-(down|up|right|left|out|in-then-out|in-then-semi-out)|semi-fade-out|current-visible|shrink|grow/,c=function(e,t){for(var i in t)e[i]=t[i];return e},h=function(e,t){return Array.from(e.querySelectorAll(t))},v=function(e,t,i){i?e.classList.add(t):e.classList.remove(t)},f=function(e){if("string"==typeof e){if("null"===e)return null;if("true"===e)return!0;if("false"===e)return!1;if(e.match(/^-?[\d\.]+$/))return parseFloat(e)}return e},g=function(e,t){e.style.transform=t},p=function(e,t){for(var i=e.parentNode;i;){var n=i.matches||i.matchesSelector||i.msMatchesSelector;if(n&&n.call(i,t))return i;i=i.parentNode}return null},m=function(e,t,i){for(var n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"",a=e.querySelectorAll("."+i),s=0;s<a.length;s++){var r=a[s];if(r.parentNode===e)return r}var o=document.createElement(t);return o.className=i,o.innerHTML=n,e.appendChild(o),o},y=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},b=function(){var e={};for(var t in location.search.replace(/[A-Z0-9]+?=([\w\.%-]*)/gi,(function(t){e[t.split("=").shift()]=t.split("=").pop()})),e){var i=e[t];e[t]=f(unescape(i))}return void 0!==e.dependencies&&delete e.dependencies,e},k=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(e){var i,n=e.style.height;return e.style.height="0px",e.parentNode.style.height="auto",i=t-e.parentNode.offsetHeight,e.style.height=n+"px",e.parentNode.style.removeProperty("height"),i}return t},w=navigator.userAgent,R=document.createElement("div"),A=/(iphone|ipod|ipad|android)/gi.test(w)||"MacIntel"===navigator.platform&&navigator.maxTouchPoints>1,E=/chrome/i.test(w)&&!/edge/i.test(w),S=/android/gi.test(w),L="zoom"in R.style&&!A&&(E||/Version\/[\d\.]+.*Safari/.test(w)),x="function"==typeof window.history.replaceState&&!/PhantomJS/.test(w),C=function(){function e(i){t(this,e),this.Reveal=i,this.startEmbeddedIframe=this.startEmbeddedIframe.bind(this)}return n(e,[{key:"shouldPreload",value:function(e){var t=this.Reveal.getConfig().preloadIframes;return"boolean"!=typeof t&&(t=e.hasAttribute("data-preload")),t}},{key:"load",value:function(e){var t=this,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};e.style.display=this.Reveal.getConfig().display,h(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"))})),h(e,"video, audio").forEach((function(e){var t=0;h(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 n=e.slideBackgroundElement;if(n){n.style.display="block";var a=e.slideBackgroundContentElement,s=e.getAttribute("data-background-iframe");if(!1===n.hasAttribute("data-loaded")){n.setAttribute("data-loaded","true");var r=e.getAttribute("data-background-image"),o=e.getAttribute("data-background-video"),l=e.hasAttribute("data-background-video-loop"),d=e.hasAttribute("data-background-video-muted");if(r)a.style.backgroundImage="url("+encodeURI(r)+")";else if(o&&!this.Reveal.isSpeakerNotes()){var u=document.createElement("video");l&&u.setAttribute("loop",""),d&&(u.muted=!0),A&&(u.muted=!0,u.autoplay=!0,u.setAttribute("playsinline","")),o.split(",").forEach((function(e){u.innerHTML+='<source src="'+e+'">'})),a.appendChild(u)}else if(s&&!0!==i.excludeIframes){var c=document.createElement("iframe");c.setAttribute("allowfullscreen",""),c.setAttribute("mozallowfullscreen",""),c.setAttribute("webkitallowfullscreen",""),c.setAttribute("allow","autoplay"),c.setAttribute("data-src",s),c.style.width="100%",c.style.height="100%",c.style.maxHeight="100%",c.style.maxWidth="100%",a.appendChild(c)}}var v=a.querySelector("iframe[data-src]");v&&this.shouldPreload(n)&&!/autoplay=(1|true|yes)/gi.test(s)&&v.getAttribute("src")!==s&&v.setAttribute("src",s)}}},{key:"unload",value:function(e){e.style.display="none";var t=this.Reveal.getSlideBackground(e);t&&(t.style.display="none",h(t,"iframe[src]").forEach((function(e){e.removeAttribute("src")}))),h(e,"video[data-lazy-loaded][src], audio[data-lazy-loaded][src], iframe[data-lazy-loaded][src]").forEach((function(e){e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")})),h(e,"video[data-lazy-loaded] source[src], audio source[src]").forEach((function(e){e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")}))}},{key:"formatEmbeddedContent",value:function(){var e=this,t=function(t,i,n){h(e.Reveal.getSlidesElement(),"iframe["+t+'*="'+i+'"]').forEach((function(e){var i=e.getAttribute(t);i&&-1===i.indexOf(n)&&e.setAttribute(t,i+(/\?/.test(i)?"&":"?")+n)}))};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()&&(h(e,'img[src$=".gif"]').forEach((function(e){e.setAttribute("src",e.getAttribute("src"))})),h(e,"video, audio").forEach((function(e){if(!p(e,".fragment")||p(e,".fragment.visible")){var i=t.Reveal.getConfig().autoPlayMedia;if("boolean"!=typeof i&&(i=e.hasAttribute("data-autoplay")||!!p(e,".slide-background")),i&&"function"==typeof e.play)if(e.readyState>1)t.startEmbeddedMedia({target:e});else if(A){var n=e.play();n&&"function"==typeof n.catch&&!1===e.controls&&n.catch((function(){e.controls=!0,e.addEventListener("play",(function(){e.controls=!1}))}))}else e.removeEventListener("loadeddata",t.startEmbeddedMedia),e.addEventListener("loadeddata",t.startEmbeddedMedia)}})),h(e,"iframe[src]").forEach((function(e){p(e,".fragment")&&!p(e,".fragment.visible")||t.startEmbeddedIframe({target:e})})),h(e,"iframe[data-src]").forEach((function(e){p(e,".fragment")&&!p(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=!!p(e.target,"html"),i=!!p(e.target,".present");t&&i&&(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 i=!!p(e.target,"html"),n=!!p(e.target,".present");if(i&&n){var a=this.Reveal.getConfig().autoPlayMedia;"boolean"!=typeof a&&(a=t.hasAttribute("data-autoplay")||!!p(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,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};i=c({unloadIframes:!0},i),e&&e.parentNode&&(h(e,"video, audio").forEach((function(e){e.hasAttribute("data-ignore")||"function"!=typeof e.pause||(e.setAttribute("data-paused-by-reveal",""),e.pause())})),h(e,"iframe").forEach((function(e){e.contentWindow&&e.contentWindow.postMessage("slide:stop","*"),e.removeEventListener("load",t.startEmbeddedIframe)})),h(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":""}',"*")})),h(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===i.unloadIframes&&h(e,"iframe[data-src]").forEach((function(e){e.setAttribute("src","about:blank"),e.removeAttribute("src")})))}}]),e}(),P=function(){function e(i){t(this,e),this.Reveal=i}return n(e,[{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 i="none";e.slideNumber&&!this.Reveal.isPrintingPDF()&&("all"===e.showSlideNumber||"speaker"===e.showSlideNumber&&this.Reveal.isSpeakerNotes())&&(i="block"),this.element.style.display=i}},{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(),i=this.Reveal.getConfig(),n="h.v";if("function"==typeof i.slideNumber)e=i.slideNumber(t);else switch("string"==typeof i.slideNumber&&(n=i.slideNumber),/c/.test(n)||1!==this.Reveal.getHorizontalSlides().length||(n="c"),e=[],n){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 s="h/v"===n?"/":".";this.Reveal.isVerticalSlide(t)&&e.push(s,a.v+1)}var r="#"+this.Reveal.location.getHash(t);return this.formatNumber(e[0],e[1],e[2],r)}},{key:"formatNumber",value:function(e,t,i){var n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"#"+this.Reveal.location.getHash();return"number"!=typeof i||isNaN(i)?'<a href="'.concat(n,'">\n\t\t\t\t\t<span class="slide-number-a">').concat(e,"</span>\n\t\t\t\t\t</a>"):'<a href="'.concat(n,'">\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(i,"</span>\n\t\t\t\t\t</a>")}}]),e}(),N=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 i=e.match(/^#([0-9a-f]{6})$/i);if(i&&i[1])return i=i[1],{r:parseInt(i.substr(0,2),16),g:parseInt(i.substr(2,2),16),b:parseInt(i.substr(4,2),16)};var n=e.match(/^rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/i);if(n)return{r:parseInt(n[1],10),g:parseInt(n[2],10),b:parseInt(n[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},M=function(){function e(i){t(this,e),this.Reveal=i}return n(e,[{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 i=e.createBackground(t,e.element);h(t,"section").forEach((function(t){e.createBackground(t,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((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 i=document.createElement("div");i.className="slide-background "+e.className.replace(/present|past|future/,"");var n=document.createElement("div");return n.className="slide-background-content",i.appendChild(n),t.appendChild(i),e.slideBackgroundElement=i,e.slideBackgroundContentElement=n,this.sync(e),i}},{key:"sync",value:function(e){var t=e.slideBackgroundElement,i=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="",i.style.backgroundSize="",i.style.backgroundRepeat="",i.style.backgroundPosition="",i.style.backgroundImage="",i.style.opacity="",i.innerHTML="";var n={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")};n.background&&(/^(http|file|\/\/)/gi.test(n.background)||/\.(svg|png|jpg|jpeg|gif|bmp)([?#\s]|$)/gi.test(n.background)?e.setAttribute("data-background-image",n.background):t.style.background=n.background),(n.background||n.backgroundColor||n.backgroundImage||n.backgroundVideo||n.backgroundIframe)&&t.setAttribute("data-background-hash",n.background+n.backgroundSize+n.backgroundImage+n.backgroundVideo+n.backgroundIframe+n.backgroundColor+n.backgroundRepeat+n.backgroundPosition+n.backgroundTransition+n.backgroundOpacity),n.backgroundSize&&t.setAttribute("data-background-size",n.backgroundSize),n.backgroundColor&&(t.style.backgroundColor=n.backgroundColor),n.backgroundTransition&&t.setAttribute("data-background-transition",n.backgroundTransition),e.hasAttribute("data-preload")&&t.setAttribute("data-preload",""),n.backgroundSize&&(i.style.backgroundSize=n.backgroundSize),n.backgroundRepeat&&(i.style.backgroundRepeat=n.backgroundRepeat),n.backgroundPosition&&(i.style.backgroundPosition=n.backgroundPosition),n.backgroundOpacity&&(i.style.opacity=n.backgroundOpacity);var a,s=n.backgroundColor;if(!s){var r=window.getComputedStyle(t);r&&r.backgroundColor&&(s=r.backgroundColor)}if(s){var o=N(s);o&&0!==o.a&&("string"==typeof(a=s)&&(a=N(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],i=this.Reveal.getCurrentSlide(),n=this.Reveal.getIndices(),a=null,s=this.Reveal.getConfig().rtl?"future":"past",r=this.Reveal.getConfig().rtl?"past":"future";if(Array.from(this.element.childNodes).forEach((function(e,i){e.classList.remove("past","present","future"),i<n.h?e.classList.add(s):i>n.h?e.classList.add(r):(e.classList.add("present"),a=e),(t||i===n.h)&&h(e,".slide-background").forEach((function(e,t){e.classList.remove("past","present","future"),t<n.v?e.classList.add("past"):t>n.v?e.classList.add("future"):(e.classList.add("present"),i===n.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 o=a.querySelector(".slide-background-content");if(o){var l=o.style.backgroundImage||"";/\.gif/i.test(l)&&(o.style.backgroundImage="",window.getComputedStyle(o).opacity,o.style.backgroundImage=l)}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}i&&["has-light-background","has-dark-background"].forEach((function(t){i.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,i,n=this.Reveal.getHorizontalSlides(),a=this.Reveal.getVerticalSlides(),s=this.element.style.backgroundSize.split(" ");1===s.length?t=i=parseInt(s[0],10):(t=parseInt(s[0],10),i=parseInt(s[1],10));var r,o=this.element.offsetWidth,l=n.length;r=("number"==typeof this.Reveal.getConfig().parallaxBackgroundHorizontal?this.Reveal.getConfig().parallaxBackgroundHorizontal:l>1?(t-o)/(l-1):0)*e.h*-1;var d,u,c=this.element.offsetHeight,h=a.length;d="number"==typeof this.Reveal.getConfig().parallaxBackgroundVertical?this.Reveal.getConfig().parallaxBackgroundVertical:(i-c)/(h-1),u=h>0?d*e.v:0,this.element.style.backgroundPosition=r+"px "+-u+"px"}}}]),e}(),D=function(){function e(i){t(this,e),this.Reveal=i,this.autoAnimateCounter=0}return n(e,[{key:"run",value:function(e,t){var i=this;if(this.reset(),e.hasAttribute("data-auto-animate")&&t.hasAttribute("data-auto-animate")){this.autoAnimateStyleSheet=this.autoAnimateStyleSheet||y();var n=this.getAutoAnimateOptions(t);e.dataset.autoAnimate="pending",t.dataset.autoAnimate="pending";var a=this.Reveal.getSlides();n.slideDirection=a.indexOf(t)>a.indexOf(e)?"forward":"backward";var s=this.getAutoAnimatableElements(e,t).map((function(e){return i.autoAnimateElements(e.from,e.to,e.options||{},n,i.autoAnimateCounter++)}));if("false"!==t.dataset.autoAnimateUnmatched&&!0===this.Reveal.getConfig().autoAnimateUnmatched){var r=.8*n.duration,o=.2*n.duration;this.getUnmatchedAutoAnimateElements(t).forEach((function(e){var t=i.getAutoAnimateOptions(e,n),a="unmatched";t.duration===n.duration&&t.delay===n.delay||(a="unmatched-"+i.autoAnimateCounter++,s.push('[data-auto-animate="running"] [data-auto-animate-target="'.concat(a,'"] { transition: opacity ').concat(t.duration,"s ease ").concat(t.delay,"s; }"))),e.dataset.autoAnimateTarget=a}),this),s.push('[data-auto-animate="running"] [data-auto-animate-target="unmatched"] { transition: opacity '.concat(r,"s ease ").concat(o,"s; }"))}this.autoAnimateStyleSheet.innerHTML=s.join(""),requestAnimationFrame((function(){i.autoAnimateStyleSheet&&(getComputedStyle(i.autoAnimateStyleSheet).fontWeight,t.dataset.autoAnimate="running")})),this.Reveal.dispatchEvent({type:"autoanimate",data:{fromSlide:e,toSlide:t,sheet:this.autoAnimateStyleSheet}})}}},{key:"reset",value:function(){h(this.Reveal.getRevealElement(),'[data-auto-animate]:not([data-auto-animate=""])').forEach((function(e){e.dataset.autoAnimate=""})),h(this.Reveal.getRevealElement(),"[data-auto-animate-target]").forEach((function(e){delete e.dataset.autoAnimateTarget})),this.autoAnimateStyleSheet&&this.autoAnimateStyleSheet.parentNode&&(this.autoAnimateStyleSheet.parentNode.removeChild(this.autoAnimateStyleSheet),this.autoAnimateStyleSheet=null)}},{key:"autoAnimateElements",value:function(e,t,i,n,a){e.dataset.autoAnimateTarget="",t.dataset.autoAnimateTarget=a;var s=this.getAutoAnimateOptions(t,n);void 0!==i.delay&&(s.delay=i.delay),void 0!==i.duration&&(s.duration=i.duration),void 0!==i.easing&&(s.easing=i.easing);var r=this.getAutoAnimatableProperties("from",e,i),o=this.getAutoAnimatableProperties("to",t,i);t.classList.contains("fragment")&&(delete o.styles.opacity,e.classList.contains("fragment")&&(e.className.match(u)||[""])[0]===(t.className.match(u)||[""])[0]&&"forward"===n.slideDirection&&t.classList.add("visible","disabled"));if(!1!==i.translate||!1!==i.scale){var l=this.Reveal.getScale(),d={x:(r.x-o.x)/l,y:(r.y-o.y)/l,scaleX:r.width/o.width,scaleY:r.height/o.height};d.x=Math.round(1e3*d.x)/1e3,d.y=Math.round(1e3*d.y)/1e3,d.scaleX=Math.round(1e3*d.scaleX)/1e3,d.scaleX=Math.round(1e3*d.scaleX)/1e3;var c=!1!==i.translate&&(0!==d.x||0!==d.y),h=!1!==i.scale&&(0!==d.scaleX||0!==d.scaleY);if(c||h){var v=[];c&&v.push("translate(".concat(d.x,"px, ").concat(d.y,"px)")),h&&v.push("scale(".concat(d.scaleX,", ").concat(d.scaleY,")")),r.styles.transform=v.join(" "),r.styles["transform-origin"]="top left",o.styles.transform="none"}}for(var f in o.styles){var g=o.styles[f],p=r.styles[f];g===p?delete o.styles[f]:(!0===g.explicitValue&&(o.styles[f]=g.value),!0===p.explicitValue&&(r.styles[f]=p.value))}var m="",y=Object.keys(o.styles);y.length>0&&(r.styles.transition="none",o.styles.transition="all ".concat(s.duration,"s ").concat(s.easing," ").concat(s.delay,"s"),o.styles["transition-property"]=y.join(", "),o.styles["will-change"]=y.join(", "),m='[data-auto-animate-target="'+a+'"] {'+Object.keys(r.styles).map((function(e){return e+": "+r.styles[e]+" !important;"})).join("")+'}[data-auto-animate="running"] [data-auto-animate-target="'+a+'"] {'+Object.keys(o.styles).map((function(e){return e+": "+o.styles[e]+" !important;"})).join("")+"}");return m}},{key:"getAutoAnimateOptions",value:function(e,t){var i={easing:this.Reveal.getConfig().autoAnimateEasing,duration:this.Reveal.getConfig().autoAnimateDuration,delay:0};if(i=c(i,t),e.closest&&e.parentNode){var n=e.parentNode.closest("[data-auto-animate-target]");n&&(i=this.getAutoAnimateOptions(n,i))}return e.dataset.autoAnimateEasing&&(i.easing=e.dataset.autoAnimateEasing),e.dataset.autoAnimateDuration&&(i.duration=parseFloat(e.dataset.autoAnimateDuration)),e.dataset.autoAnimateDelay&&(i.delay=parseFloat(e.dataset.autoAnimateDelay)),i}},{key:"getAutoAnimatableProperties",value:function(e,t,i){var n=this.Reveal.getConfig(),a={styles:[]};if(!1!==i.translate||!1!==i.scale){var s;if("function"==typeof i.measure)s=i.measure(t);else if(n.center)s=t.getBoundingClientRect();else{var r=this.Reveal.getScale();s={x:t.offsetLeft*r,y:t.offsetTop*r,width:t.offsetWidth*r,height:t.offsetHeight*r}}a.x=s.x,a.y=s.y,a.width=s.width,a.height=s.height}var o=getComputedStyle(t);return(i.styles||n.autoAnimateStyles).forEach((function(t){var i;"string"==typeof t&&(t={property:t}),""!==(i=void 0!==t.from&&"from"===e?{value:t.from,explicitValue:!0}:void 0!==t.to&&"to"===e?{value:t.to,explicitValue:!0}:o[t.property])&&(a.styles[t.property]=i)})),a}},{key:"getAutoAnimatableElements",value:function(e,t){var i=("function"==typeof this.Reveal.getConfig().autoAnimateMatcher?this.Reveal.getConfig().autoAnimateMatcher:this.getAutoAnimatePairs).call(this,e,t),n=[];return i.filter((function(e,t){if(-1===n.indexOf(e.to))return n.push(e.to),!0}))}},{key:"getAutoAnimatePairs",value:function(e,t){var i=this,n=[],a="h1, h2, h3, h4, h5, h6, p, li";return this.findAutoAnimateMatches(n,e,t,"[data-id]",(function(e){return e.nodeName+":::"+e.getAttribute("data-id")})),this.findAutoAnimateMatches(n,e,t,a,(function(e){return e.nodeName+":::"+e.innerText})),this.findAutoAnimateMatches(n,e,t,"img, video, iframe",(function(e){return e.nodeName+":::"+(e.getAttribute("src")||e.getAttribute("data-src"))})),this.findAutoAnimateMatches(n,e,t,"pre",(function(e){return e.nodeName+":::"+e.innerText})),n.forEach((function(e){e.from.matches(a)?e.options={scale:!1}:e.from.matches("pre")&&(e.options={scale:!1,styles:["width","height"]},i.findAutoAnimateMatches(n,e.from,e.to,".hljs .hljs-ln-code",(function(e){return e.textContent}),{scale:!1,styles:[],measure:i.getLocalBoundingBox.bind(i)}),i.findAutoAnimateMatches(n,e.from,e.to,".hljs .hljs-ln-line[data-line-number]",(function(e){return e.getAttribute("data-line-number")}),{scale:!1,styles:["width"],measure:i.getLocalBoundingBox.bind(i)}))}),this),n}},{key:"getLocalBoundingBox",value:function(e){var t=this.Reveal.getScale();return{x:Math.round(e.offsetLeft*t*100)/100,y:Math.round(e.offsetTop*t*100)/100,width:Math.round(e.offsetWidth*t*100)/100,height:Math.round(e.offsetHeight*t*100)/100}}},{key:"findAutoAnimateMatches",value:function(e,t,i,n,a,s){var r={},o={};[].slice.call(t.querySelectorAll(n)).forEach((function(e,t){var i=a(e);"string"==typeof i&&i.length&&(r[i]=r[i]||[],r[i].push(e))})),[].slice.call(i.querySelectorAll(n)).forEach((function(t,i){var n,l=a(t);if(o[l]=o[l]||[],o[l].push(t),r[l]){var d=o[l].length-1,u=r[l].length-1;r[l][d]?(n=r[l][d],r[l][d]=null):r[l][u]&&(n=r[l][u],r[l][u]=null)}n&&e.push({from:n,to:t,options:s})}))}},{key:"getUnmatchedAutoAnimateElements",value:function(e){var t=this;return[].slice.call(e.children).reduce((function(e,i){var n=i.querySelector("[data-auto-animate-target]");return i.hasAttribute("data-auto-animate-target")||n||e.push(i),i.querySelector("[data-auto-animate-target]")&&(e=e.concat(t.getUnmatchedAutoAnimateElements(i))),e}),[])}}]),e}(),I=function(){function e(i){t(this,e),this.Reveal=i}return n(e,[{key:"configure",value:function(e,t){!1===e.fragments?this.disable():!1===t.fragments&&this.enable()}},{key:"disable",value:function(){h(this.Reveal.getSlidesElement(),".fragment").forEach((function(e){e.classList.add("visible"),e.classList.remove("current-fragment")}))}},{key:"enable",value:function(){h(this.Reveal.getSlidesElement(),".fragment").forEach((function(e){e.classList.remove("visible"),e.classList.remove("current-fragment")}))}},{key:"availableRoutes",value:function(){var e=this.Reveal.getCurrentSlide();if(e&&this.Reveal.getConfig().fragments){var t=e.querySelectorAll(".fragment:not(.disabled)"),i=e.querySelectorAll(".fragment:not(.disabled):not(.visible)");return{prev:t.length-i.length>0,next:!!i.length}}return{prev:!1,next:!1}}},{key:"sort",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e=Array.from(e);var i=[],n=[],a=[];e.forEach((function(e){if(e.hasAttribute("data-fragment-index")){var t=parseInt(e.getAttribute("data-fragment-index"),10);i[t]||(i[t]=[]),i[t].push(e)}else n.push([e])})),i=i.concat(n);var s=0;return i.forEach((function(e){e.forEach((function(e){a.push(e),e.setAttribute("data-fragment-index",s)})),s++})),!0===t?i:a}},{key:"sortAll",value:function(){var e=this;this.Reveal.getHorizontalSlides().forEach((function(t){var i=h(t,"section");i.forEach((function(t,i){e.sort(t.querySelectorAll(".fragment"))}),e),0===i.length&&e.sort(t.querySelectorAll(".fragment"))}))}},{key:"update",value:function(e,t){var i=this,n={shown:[],hidden:[]},a=this.Reveal.getCurrentSlide();if(a&&this.Reveal.getConfig().fragments&&(t=t||this.sort(a.querySelectorAll(".fragment"))).length){var s=0;if("number"!=typeof e){var r=this.sort(a.querySelectorAll(".fragment.visible")).pop();r&&(e=parseInt(r.getAttribute("data-fragment-index")||0,10))}Array.from(t).forEach((function(t,a){if(t.hasAttribute("data-fragment-index")&&(a=parseInt(t.getAttribute("data-fragment-index"),10)),s=Math.max(s,a),a<=e){var r=t.classList.contains("visible");t.classList.add("visible"),t.classList.remove("current-fragment"),a===e&&(i.Reveal.announceStatus(i.Reveal.getStatusText(t)),t.classList.add("current-fragment"),i.Reveal.slideContent.startEmbeddedContent(t)),r||(n.shown.push(t),i.Reveal.dispatchEvent({target:t,type:"visible",bubbles:!1}))}else{var o=t.classList.contains("visible");t.classList.remove("visible"),t.classList.remove("current-fragment"),o&&(n.hidden.push(t),i.Reveal.dispatchEvent({target:t,type:"hidden",bubbles:!1}))}})),e="number"==typeof e?e:-1,e=Math.max(Math.min(e,s),-1),a.setAttribute("data-fragment",e)}return n}},{key:"sync",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.Reveal.getCurrentSlide();return this.sort(e.querySelectorAll(".fragment"))}},{key:"goto",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.Reveal.getCurrentSlide();if(i&&this.Reveal.getConfig().fragments){var n=this.sort(i.querySelectorAll(".fragment:not(.disabled)"));if(n.length){if("number"!=typeof e){var a=this.sort(i.querySelectorAll(".fragment:not(.disabled).visible")).pop();e=a?parseInt(a.getAttribute("data-fragment-index")||0,10):-1}e+=t;var s=this.update(e,n);return s.hidden.length&&this.Reveal.dispatchEvent({type:"fragmenthidden",data:{fragment:s.hidden[0],fragments:s.hidden}}),s.shown.length&&this.Reveal.dispatchEvent({type:"fragmentshown",data:{fragment:s.shown[0],fragments:s.shown}}),this.Reveal.controls.update(),this.Reveal.progress.update(),this.Reveal.getConfig().fragmentInURL&&this.Reveal.location.writeURL(),!(!s.shown.length&&!s.hidden.length)}}return!1}},{key:"next",value:function(){return this.goto(null,1)}},{key:"prev",value:function(){return this.goto(null,-1)}}]),e}(),T=function(){function e(i){t(this,e),this.Reveal=i,this.active=!1,this.onSlideClicked=this.onSlideClicked.bind(this)}return n(e,[{key:"activate",value:function(){var e=this;if(this.Reveal.getConfig().overview&&!this.isActive()){this.active=!0,this.Reveal.getRevealElement().classList.add("overview"),this.Reveal.cancelAutoSlide(),this.Reveal.getSlidesElement().appendChild(this.Reveal.getBackgroundsElement()),h(this.Reveal.getRevealElement(),".slides section").forEach((function(t){t.classList.contains("stack")||t.addEventListener("click",e.onSlideClicked,!0)}));var t=this.Reveal.getComputedSlideSize();this.overviewSlideWidth=t.width+70,this.overviewSlideHeight=t.height+70,this.Reveal.getConfig().rtl&&(this.overviewSlideWidth=-this.overviewSlideWidth),this.Reveal.updateSlidesVisibility(),this.layout(),this.update(),this.Reveal.layout();var i=this.Reveal.getIndices();this.Reveal.dispatchEvent({type:"overviewshown",data:{indexh:i.h,indexv:i.v,currentSlide:this.Reveal.getCurrentSlide()}})}}},{key:"layout",value:function(){var e=this;this.Reveal.getHorizontalSlides().forEach((function(t,i){t.setAttribute("data-index-h",i),g(t,"translate3d("+i*e.overviewSlideWidth+"px, 0, 0)"),t.classList.contains("stack")&&h(t,"section").forEach((function(t,n){t.setAttribute("data-index-h",i),t.setAttribute("data-index-v",n),g(t,"translate3d(0, "+n*e.overviewSlideHeight+"px, 0)")}))})),Array.from(this.Reveal.getBackgroundsElement().childNodes).forEach((function(t,i){g(t,"translate3d("+i*e.overviewSlideWidth+"px, 0, 0)"),h(t,".slide-background").forEach((function(t,i){g(t,"translate3d(0, "+i*e.overviewSlideHeight+"px, 0)")}))}))}},{key:"update",value:function(){var e=Math.min(window.innerWidth,window.innerHeight),t=Math.max(e/5,150)/e,i=this.Reveal.getIndices();this.Reveal.transformSlides({overview:["scale("+t+")","translateX("+-i.h*this.overviewSlideWidth+"px)","translateY("+-i.v*this.overviewSlideHeight+"px)"].join(" ")})}},{key:"deactivate",value:function(){var e=this;if(this.Reveal.getConfig().overview){this.active=!1,this.Reveal.getRevealElement().classList.remove("overview"),this.Reveal.getRevealElement().classList.add("overview-deactivating"),setTimeout((function(){e.Reveal.getRevealElement().classList.remove("overview-deactivating")}),1),this.Reveal.getRevealElement().appendChild(this.Reveal.getBackgroundsElement()),h(this.Reveal.getRevealElement(),".slides section").forEach((function(t){g(t,""),t.removeEventListener("click",e.onSlideClicked,!0)})),h(this.Reveal.getBackgroundsElement(),".slide-background").forEach((function(e){g(e,"")})),this.Reveal.transformSlides({overview:""});var t=this.Reveal.getIndices();this.Reveal.slide(t.h,t.v),this.Reveal.layout(),this.Reveal.cueAutoSlide(),this.Reveal.dispatchEvent({type:"overviewhidden",data:{indexh:t.h,indexv:t.v,currentSlide:this.Reveal.getCurrentSlide()}})}}},{key:"toggle",value:function(e){"boolean"==typeof e?e?this.activate():this.deactivate():this.isActive()?this.deactivate():this.activate()}},{key:"isActive",value:function(){return this.active}},{key:"onSlideClicked",value:function(e){if(this.isActive()){e.preventDefault();for(var t=e.target;t&&!t.nodeName.match(/section/gi);)t=t.parentNode;if(t&&!t.classList.contains("disabled")&&(this.deactivate(),t.nodeName.match(/section/gi))){var i=parseInt(t.getAttribute("data-index-h"),10),n=parseInt(t.getAttribute("data-index-v"),10);this.Reveal.slide(i,n)}}}}]),e}(),H=function(){function i(e){t(this,i),this.Reveal=e,this.shortcuts={},this.bindings={},this.onDocumentKeyDown=this.onDocumentKeyDown.bind(this),this.onDocumentKeyPress=this.onDocumentKeyPress.bind(this)}return n(i,[{key:"configure",value:function(e,t){"linear"===e.navigationMode?(this.shortcuts["&#8594;  ,  &#8595;  ,  SPACE  ,  N  ,  L  ,  J"]="Next slide",this.shortcuts["&#8592;  ,  &#8593;  ,  P  ,  H  ,  K"]="Previous slide"):(this.shortcuts["N  ,  SPACE"]="Next slide",this.shortcuts.P="Previous slide",this.shortcuts["&#8592;  ,  H"]="Navigate left",this.shortcuts["&#8594;  ,  L"]="Navigate right",this.shortcuts["&#8593;  ,  K"]="Navigate up",this.shortcuts["&#8595;  ,  J"]="Navigate down"),this.shortcuts["Home  ,  Shift &#8592;"]="First slide",this.shortcuts["End  ,  Shift &#8594;"]="Last slide",this.shortcuts["B  ,  ."]="Pause",this.shortcuts.F="Fullscreen",this.shortcuts["ESC, O"]="Slide overview"}},{key:"bind",value:function(){document.addEventListener("keydown",this.onDocumentKeyDown,!1),document.addEventListener("keypress",this.onDocumentKeyPress,!1)}},{key:"unbind",value:function(){document.removeEventListener("keydown",this.onDocumentKeyDown,!1),document.removeEventListener("keypress",this.onDocumentKeyPress,!1)}},{key:"addKeyBinding",value:function(t,i){"object"===e(t)&&t.keyCode?this.bindings[t.keyCode]={callback:i,key:t.key,description:t.description}:this.bindings[t]={callback:i,key:null,description:null}}},{key:"removeKeyBinding",value:function(e){delete this.bindings[e]}},{key:"triggerKey",value:function(e){this.onDocumentKeyDown({keyCode:e})}},{key:"registerKeyboardShortcut",value:function(e,t){this.shortcuts[e]=t}},{key:"getShortcuts",value:function(){return this.shortcuts}},{key:"getBindings",value:function(){return this.bindings}},{key:"onDocumentKeyPress",value:function(e){e.shiftKey&&63===e.charCode&&this.Reveal.toggleHelp()}},{key:"onDocumentKeyDown",value:function(t){var i=this.Reveal.getConfig();if("function"==typeof i.keyboardCondition&&!1===i.keyboardCondition(t))return!0;if("focused"===i.keyboardCondition&&!this.Reveal.isFocused())return!0;var n=t.keyCode,a=!this.Reveal.isAutoSliding();this.Reveal.onUserInput(t);var s=document.activeElement&&!0===document.activeElement.isContentEditable,r=document.activeElement&&document.activeElement.tagName&&/input|textarea/i.test(document.activeElement.tagName),o=document.activeElement&&document.activeElement.className&&/speaker-notes/i.test(document.activeElement.className),l=t.shiftKey&&32===t.keyCode,d=t.shiftKey&&37===n,u=t.shiftKey&&39===n,c=!l&&!d&&!u&&(t.shiftKey||t.altKey||t.ctrlKey||t.metaKey);if(!(s||r||o||c)){var h,v=[66,86,190,191];if("object"===e(i.keyboard))for(h in i.keyboard)"togglePause"===i.keyboard[h]&&v.push(parseInt(h,10));if(this.Reveal.isPaused()&&-1===v.indexOf(n))return!1;var f,g,p="linear"===i.navigationMode||!this.Reveal.hasHorizontalSlides()||!this.Reveal.hasVerticalSlides(),m=!1;if("object"===e(i.keyboard))for(h in i.keyboard)if(parseInt(h,10)===n){var y=i.keyboard[h];"function"==typeof y?y.apply(null,[t]):"string"==typeof y&&"function"==typeof this.Reveal[y]&&this.Reveal[y].call(),m=!0}if(!1===m)for(h in this.bindings)if(parseInt(h,10)===n){var b=this.bindings[h].callback;"function"==typeof b?b.apply(null,[t]):"string"==typeof b&&"function"==typeof this.Reveal[b]&&this.Reveal[b].call(),m=!0}!1===m&&(m=!0,80===n||33===n?this.Reveal.prev():78===n||34===n?this.Reveal.next():72===n||37===n?d?this.Reveal.slide(0):!this.Reveal.overview.isActive()&&p?this.Reveal.prev():this.Reveal.left():76===n||39===n?u?this.Reveal.slide(Number.MAX_VALUE):!this.Reveal.overview.isActive()&&p?this.Reveal.next():this.Reveal.right():75===n||38===n?!this.Reveal.overview.isActive()&&p?this.Reveal.prev():this.Reveal.up():74===n||40===n?!this.Reveal.overview.isActive()&&p?this.Reveal.next():this.Reveal.down():36===n?this.Reveal.slide(0):35===n?this.Reveal.slide(Number.MAX_VALUE):32===n?(this.Reveal.overview.isActive()&&this.Reveal.overview.deactivate(),t.shiftKey?this.Reveal.prev():this.Reveal.next()):58===n||59===n||66===n||86===n||190===n||191===n?this.Reveal.togglePause():70===n?(f=i.embedded?this.Reveal.getViewportElement():document.documentElement,(g=(f=f||document.documentElement).requestFullscreen||f.webkitRequestFullscreen||f.webkitRequestFullScreen||f.mozRequestFullScreen||f.msRequestFullscreen)&&g.apply(f)):65===n?i.autoSlideStoppable&&this.Reveal.toggleAutoSlide(a):m=!1),m?t.preventDefault&&t.preventDefault():27!==n&&79!==n||(!1===this.Reveal.closeOverlay()&&this.Reveal.overview.toggle(),t.preventDefault&&t.preventDefault()),this.Reveal.cueAutoSlide()}}}]),i}(),O=function(){function e(i){t(this,e),this.Reveal=i,this.writeURLTimeout=0,this.onWindowHashChange=this.onWindowHashChange.bind(this)}return n(e,[{key:"bind",value:function(){window.addEventListener("hashchange",this.onWindowHashChange,!1)}},{key:"unbind",value:function(){window.removeEventListener("hashchange",this.onWindowHashChange,!1)}},{key:"readURL",value:function(){var e=this.Reveal.getConfig(),t=this.Reveal.getIndices(),i=this.Reveal.getCurrentSlide(),n=window.location.hash,a=n.slice(2).split("/"),s=n.replace(/#\/?/gi,"");if(!/^[0-9]*$/.test(a[0])&&s.length){var r,o;/\/[-\d]+$/g.test(s)&&(o=parseInt(s.split("/").pop(),10),o=isNaN(o)?void 0:o,s=s.split("/").shift());try{r=document.getElementById(decodeURIComponent(s))}catch(e){}var l=!!i&&i.getAttribute("id")===s;if(r){if(!l||void 0!==o){var d=this.Reveal.getIndices(r);this.Reveal.slide(d.h,d.v,o)}}else this.Reveal.slide(t.h||0,t.v||0)}else{var u,c=e.hashOneBasedIndex?1:0,h=parseInt(a[0],10)-c||0,v=parseInt(a[1],10)-c||0;e.fragmentInURL&&(u=parseInt(a[2],10),isNaN(u)&&(u=void 0)),h===t.h&&v===t.v&&void 0===u||this.Reveal.slide(h,v,u)}}},{key:"writeURL",value:function(e){var t=this.Reveal.getConfig(),i=this.Reveal.getCurrentSlide();clearTimeout(this.writeURLTimeout),"number"==typeof e?this.writeURLTimeout=setTimeout(this.writeURL,e):i&&(t.history||!1===x?window.location.hash=this.getHash():t.hash&&window.history.replaceState(null,null,"#"+this.getHash()))}},{key:"getHash",value:function(e){var t="/",i=e||this.Reveal.getCurrentSlide(),n=i?i.getAttribute("id"):null;n&&(n=encodeURIComponent(n));var a=this.Reveal.getIndices(e);if(this.Reveal.getConfig().fragmentInURL||(a.f=void 0),"string"==typeof n&&n.length)t="/"+n,a.f>=0&&(t+="/"+a.f);else{var s=this.Reveal.getConfig().hashOneBasedIndex?1:0;(a.h>0||a.v>0||a.f>=0)&&(t+=a.h+s),(a.v>0||a.f>=0)&&(t+="/"+(a.v+s)),a.f>=0&&(t+="/"+a.f)}return t}},{key:"onWindowHashChange",value:function(e){this.readURL()}}]),e}(),B=function(){function e(i){t(this,e),this.Reveal=i,this.onNavigateLeftClicked=this.onNavigateLeftClicked.bind(this),this.onNavigateRightClicked=this.onNavigateRightClicked.bind(this),this.onNavigateUpClicked=this.onNavigateUpClicked.bind(this),this.onNavigateDownClicked=this.onNavigateDownClicked.bind(this),this.onNavigatePrevClicked=this.onNavigatePrevClicked.bind(this),this.onNavigateNextClicked=this.onNavigateNextClicked.bind(this)}return n(e,[{key:"render",value:function(){var e=this.Reveal.getConfig().rtl,t=this.Reveal.getRevealElement();this.element=document.createElement("aside"),this.element.className="controls",this.element.innerHTML='<button class="navigate-left" aria-label="'.concat(e?"next slide":"previous slide",'"><div class="controls-arrow"></div></button>\n\t\t\t<button class="navigate-right" aria-label="').concat(e?"previous slide":"next slide",'"><div class="controls-arrow"></div></button>\n\t\t\t<button class="navigate-up" aria-label="above slide"><div class="controls-arrow"></div></button>\n\t\t\t<button class="navigate-down" aria-label="below slide"><div class="controls-arrow"></div></button>'),this.Reveal.getRevealElement().appendChild(this.element),this.controlsLeft=h(t,".navigate-left"),this.controlsRight=h(t,".navigate-right"),this.controlsUp=h(t,".navigate-up"),this.controlsDown=h(t,".navigate-down"),this.controlsPrev=h(t,".navigate-prev"),this.controlsNext=h(t,".navigate-next"),this.controlsRightArrow=this.element.querySelector(".navigate-right"),this.controlsLeftArrow=this.element.querySelector(".navigate-left"),this.controlsDownArrow=this.element.querySelector(".navigate-down")}},{key:"configure",value:function(e,t){this.element.style.display=e.controls?"block":"none",this.element.setAttribute("data-controls-layout",e.controlsLayout),this.element.setAttribute("data-controls-back-arrows",e.controlsBackArrows)}},{key:"bind",value:function(){var e=this,t=["touchstart","click"];S&&(t=["touchstart"]),t.forEach((function(t){e.controlsLeft.forEach((function(i){return i.addEventListener(t,e.onNavigateLeftClicked,!1)})),e.controlsRight.forEach((function(i){return i.addEventListener(t,e.onNavigateRightClicked,!1)})),e.controlsUp.forEach((function(i){return i.addEventListener(t,e.onNavigateUpClicked,!1)})),e.controlsDown.forEach((function(i){return i.addEventListener(t,e.onNavigateDownClicked,!1)})),e.controlsPrev.forEach((function(i){return i.addEventListener(t,e.onNavigatePrevClicked,!1)})),e.controlsNext.forEach((function(i){return i.addEventListener(t,e.onNavigateNextClicked,!1)}))}))}},{key:"unbind",value:function(){var e=this;["touchstart","click"].forEach((function(t){e.controlsLeft.forEach((function(i){return i.removeEventListener(t,e.onNavigateLeftClicked,!1)})),e.controlsRight.forEach((function(i){return i.removeEventListener(t,e.onNavigateRightClicked,!1)})),e.controlsUp.forEach((function(i){return i.removeEventListener(t,e.onNavigateUpClicked,!1)})),e.controlsDown.forEach((function(i){return i.removeEventListener(t,e.onNavigateDownClicked,!1)})),e.controlsPrev.forEach((function(i){return i.removeEventListener(t,e.onNavigatePrevClicked,!1)})),e.controlsNext.forEach((function(i){return i.removeEventListener(t,e.onNavigateNextClicked,!1)}))}))}},{key:"update",value:function(){var e=this.Reveal.availableRoutes();[].concat(o(this.controlsLeft),o(this.controlsRight),o(this.controlsUp),o(this.controlsDown),o(this.controlsPrev),o(this.controlsNext)).forEach((function(e){e.classList.remove("enabled","fragmented"),e.setAttribute("disabled","disabled")})),e.left&&this.controlsLeft.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")})),e.right&&this.controlsRight.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")})),e.up&&this.controlsUp.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")})),e.down&&this.controlsDown.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")})),(e.left||e.up)&&this.controlsPrev.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")})),(e.right||e.down)&&this.controlsNext.forEach((function(e){e.classList.add("enabled"),e.removeAttribute("disabled")}));var t=this.Reveal.getCurrentSlide();if(t){var i=this.Reveal.fragments.availableRoutes();i.prev&&this.controlsPrev.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")})),i.next&&this.controlsNext.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")})),this.Reveal.isVerticalSlide(t)?(i.prev&&this.controlsUp.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")})),i.next&&this.controlsDown.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")}))):(i.prev&&this.controlsLeft.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")})),i.next&&this.controlsRight.forEach((function(e){e.classList.add("fragmented","enabled"),e.removeAttribute("disabled")})))}if(this.Reveal.getConfig().controlsTutorial){var n=this.Reveal.getIndices();!this.Reveal.hasNavigatedVertically()&&e.down?this.controlsDownArrow.classList.add("highlight"):(this.controlsDownArrow.classList.remove("highlight"),this.Reveal.getConfig().rtl?!this.Reveal.hasNavigatedHorizontally()&&e.left&&0===n.v?this.controlsLeftArrow.classList.add("highlight"):this.controlsLeftArrow.classList.remove("highlight"):!this.Reveal.hasNavigatedHorizontally()&&e.right&&0===n.v?this.controlsRightArrow.classList.add("highlight"):this.controlsRightArrow.classList.remove("highlight"))}}},{key:"onNavigateLeftClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),"linear"===this.Reveal.getConfig().navigationMode?this.Reveal.prev():this.Reveal.left()}},{key:"onNavigateRightClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),"linear"===this.Reveal.getConfig().navigationMode?this.Reveal.next():this.Reveal.right()}},{key:"onNavigateUpClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),this.Reveal.up()}},{key:"onNavigateDownClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),this.Reveal.down()}},{key:"onNavigatePrevClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),this.Reveal.prev()}},{key:"onNavigateNextClicked",value:function(e){e.preventDefault(),this.Reveal.onUserInput(),this.Reveal.next()}}]),e}(),U=function(){function e(i){t(this,e),this.Reveal=i,this.onProgressClicked=this.onProgressClicked.bind(this)}return n(e,[{key:"render",value:function(){this.element=document.createElement("div"),this.element.className="progress",this.Reveal.getRevealElement().appendChild(this.element),this.bar=document.createElement("span"),this.element.appendChild(this.bar)}},{key:"configure",value:function(e,t){this.element.style.display=e.progress?"block":"none"}},{key:"bind",value:function(){this.Reveal.getConfig().progress&&this.element&&this.element.addEventListener("click",this.onProgressClicked,!1)}},{key:"unbind",value:function(){this.Reveal.getConfig().progress&&this.element&&this.element.removeEventListener("click",this.onProgressClicked,!1)}},{key:"update",value:function(){this.Reveal.getConfig().progress&&this.bar&&(this.bar.style.width=this.Reveal.getProgress()*this.getMaxWidth()+"px")}},{key:"getMaxWidth",value:function(){return this.Reveal.getRevealElement().offsetWidth}},{key:"onProgressClicked",value:function(e){this.Reveal.onUserInput(e),e.preventDefault();var t=this.Reveal.getHorizontalSlides().length,i=Math.floor(e.clientX/this.getMaxWidth()*t);this.Reveal.getConfig().rtl&&(i=t-i),this.Reveal.slide(i)}}]),e}(),z=function(){function e(i){t(this,e),this.Reveal=i,this.lastMouseWheelStep=0,this.cursorHidden=!1,this.cursorInactiveTimeout=0,this.onDocumentCursorActive=this.onDocumentCursorActive.bind(this),this.onDocumentMouseScroll=this.onDocumentMouseScroll.bind(this)}return n(e,[{key:"configure",value:function(e,t){e.mouseWheel?(document.addEventListener("DOMMouseScroll",this.onDocumentMouseScroll,!1),document.addEventListener("mousewheel",this.onDocumentMouseScroll,!1)):(document.removeEventListener("DOMMouseScroll",this.onDocumentMouseScroll,!1),document.removeEventListener("mousewheel",this.onDocumentMouseScroll,!1)),e.hideInactiveCursor?(document.addEventListener("mousemove",this.onDocumentCursorActive,!1),document.addEventListener("mousedown",this.onDocumentCursorActive,!1)):(this.showCursor(),document.removeEventListener("mousemove",this.onDocumentCursorActive,!1),document.removeEventListener("mousedown",this.onDocumentCursorActive,!1))}},{key:"showCursor",value:function(){this.cursorHidden&&(this.cursorHidden=!1,this.Reveal.getRevealElement().style.cursor="")}},{key:"hideCursor",value:function(){!1===this.cursorHidden&&(this.cursorHidden=!0,this.Reveal.getRevealElement().style.cursor="none")}},{key:"onDocumentCursorActive",value:function(e){this.showCursor(),clearTimeout(this.cursorInactiveTimeout),this.cursorInactiveTimeout=setTimeout(this.hideCursor.bind(this),this.Reveal.getConfig().hideCursorTime)}},{key:"onDocumentMouseScroll",value:function(e){if(Date.now()-this.lastMouseWheelStep>1e3){this.lastMouseWheelStep=Date.now();var t=e.detail||-e.wheelDelta;t>0?this.Reveal.next():t<0&&this.Reveal.prev()}}}]),e}(),q=function(e,t){var i=document.createElement("script");i.type="text/javascript",i.async=!1,i.defer=!1,i.src=e,"function"==typeof t&&(i.onload=i.onreadystatechange=function(e){("load"===e.type||/loaded|complete/.test(i.readyState))&&(i.onload=i.onreadystatechange=i.onerror=null,t())},i.onerror=function(e){i.onload=i.onreadystatechange=i.onerror=null,t(new Error("Failed loading script: "+i.src+"\n"+e))});var n=document.querySelector("head");n.insertBefore(i,n.lastChild)},W=function(){function e(i){t(this,e),this.Reveal=i,this.state="idle",this.registeredPlugins={},this.asyncDependencies=[]}return n(e,[{key:"load",value:function(e,t){var i=this;return this.state="loading",e.forEach(this.registerPlugin.bind(this)),new Promise((function(e){var n=[],a=0;if(t.forEach((function(e){e.condition&&!e.condition()||(e.async?i.asyncDependencies.push(e):n.push(e))})),n.length){a=n.length;var s=function(t){t&&"function"==typeof t.callback&&t.callback(),0==--a&&i.initPlugins().then(e)};n.forEach((function(e){"string"==typeof e.id?(i.registerPlugin(e),s(e)):"string"==typeof e.src?q(e.src,(function(){return s(e)})):(console.warn("Unrecognized plugin format",e),s())}))}else i.initPlugins().then(e)}))}},{key:"initPlugins",value:function(){var e=this;return new Promise((function(t){var i=Object.values(e.registeredPlugins),n=i.length;if(0===n)e.loadAsync().then(t);else{var a,s=function(){0==--n?e.loadAsync().then(t):a()},r=0;(a=function(){var t=i[r++];if("function"==typeof t.init){var n=t.init(e.Reveal);n&&"function"==typeof n.then?n.then(s):s()}else s()})()}}))}},{key:"loadAsync",value:function(){return this.state="loaded",this.asyncDependencies.length&&this.asyncDependencies.forEach((function(e){q(e.src,e.callback)})),Promise.resolve()}},{key:"registerPlugin",value:function(e){2===arguments.length&&"string"==typeof arguments[0]?(e=arguments[1]).id=arguments[0]:"function"==typeof e&&(e=e());var t=e.id;"string"!=typeof t?console.warn("Unrecognized plugin format; can't find plugin.id",e):void 0===this.registeredPlugins[t]?(this.registeredPlugins[t]=e,"loaded"===this.state&&"function"==typeof e.init&&e.init(this.Reveal)):console.warn('reveal.js: "'+t+'" plugin has already been registered')}},{key:"hasPlugin",value:function(e){return!!this.registeredPlugins[e]}},{key:"getPlugin",value:function(e){return this.registeredPlugins[e]}},{key:"getRegisteredPlugins",value:function(){return this.registeredPlugins}}]),e}(),j=function(){function e(i){t(this,e),this.Reveal=i}return n(e,[{key:"setupPDF",value:function(){var e=this.Reveal.getConfig(),t=this.Reveal.getComputedSlideSize(window.innerWidth,window.innerHeight),i=Math.floor(t.width*(1+e.margin)),n=Math.floor(t.height*(1+e.margin)),a=t.width,s=t.height;y("@page{size:"+i+"px "+n+"px; margin: 0px;}"),y(".reveal section>img, .reveal section>video, .reveal section>iframe{max-width: "+a+"px; max-height:"+s+"px}"),document.documentElement.classList.add("print-pdf"),document.body.style.width=i+"px",document.body.style.height=n+"px",this.Reveal.layoutSlideContents(a,s);var r=e.slideNumber&&/all|print/i.test(e.showSlideNumber);h(this.Reveal.getRevealElement(),".slides section").forEach((function(e){e.setAttribute("data-slide-number",this.Reveal.slideNumber.getSlideNumber(e))}),this),h(this.Reveal.getRevealElement(),".slides section").forEach((function(t){if(!1===t.classList.contains("stack")){var o=(i-a)/2,l=(n-s)/2,d=t.scrollHeight,u=Math.max(Math.ceil(d/n),1);(1===(u=Math.min(u,e.pdfMaxPagesPerSlide))&&e.center||t.classList.contains("center"))&&(l=Math.max((n-d)/2,0));var c=document.createElement("div");if(c.className="pdf-page",c.style.height=(n+e.pdfPageHeightOffset)*u+"px",t.parentNode.insertBefore(c,t),c.appendChild(t),t.style.left=o+"px",t.style.top=l+"px",t.style.width=a+"px",t.slideBackgroundElement&&c.insertBefore(t.slideBackgroundElement,t),e.showNotes){var v=getSlideNotes(t);if(v){var f="string"==typeof e.showNotes?e.showNotes:"inline",g=document.createElement("div");g.classList.add("speaker-notes"),g.classList.add("speaker-notes-pdf"),g.setAttribute("data-layout",f),g.innerHTML=v,"separate-page"===f?c.parentNode.insertBefore(g,c.nextSibling):(g.style.left="8px",g.style.bottom="8px",g.style.width=i-16+"px",c.appendChild(g))}}if(r){var p=document.createElement("div");p.classList.add("slide-number"),p.classList.add("slide-number-pdf"),p.innerHTML=t.getAttribute("data-slide-number"),c.appendChild(p)}if(e.pdfSeparateFragments){var m,y,b=this.Reveal.fragments.sort(c.querySelectorAll(".fragment"),!0);b.forEach((function(e){m&&m.forEach((function(e){e.classList.remove("current-fragment")})),e.forEach((function(e){e.classList.add("visible","current-fragment")}),this);var t=c.cloneNode(!0);c.parentNode.insertBefore(t,(y||c).nextSibling),m=e,y=t}),this),b.forEach((function(e){e.forEach((function(e){e.classList.remove("visible","current-fragment")}))}))}else h(c,".fragment:not(.fade-out)").forEach((function(e){e.classList.add("visible")}))}}),this),this.Reveal.dispatchEvent({type:"pdf-ready"})}},{key:"isPrintingPDF",value:function(){return/print-pdf/gi.test(window.location.search)}}]),e}(),F=function(){function e(i){t(this,e),this.Reveal=i,this.touchStartX=0,this.touchStartY=0,this.touchStartCount=0,this.touchCaptured=!1,this.onPointerDown=this.onPointerDown.bind(this),this.onPointerMove=this.onPointerMove.bind(this),this.onPointerUp=this.onPointerUp.bind(this),this.onTouchStart=this.onTouchStart.bind(this),this.onTouchMove=this.onTouchMove.bind(this),this.onTouchEnd=this.onTouchEnd.bind(this)}return n(e,[{key:"bind",value:function(){var e=this.Reveal.getRevealElement();"onpointerdown"in window?(e.addEventListener("pointerdown",this.onPointerDown,!1),e.addEventListener("pointermove",this.onPointerMove,!1),e.addEventListener("pointerup",this.onPointerUp,!1)):window.navigator.msPointerEnabled?(e.addEventListener("MSPointerDown",this.onPointerDown,!1),e.addEventListener("MSPointerMove",this.onPointerMove,!1),e.addEventListener("MSPointerUp",this.onPointerUp,!1)):(e.addEventListener("touchstart",this.onTouchStart,!1),e.addEventListener("touchmove",this.onTouchMove,!1),e.addEventListener("touchend",this.onTouchEnd,!1))}},{key:"unbind",value:function(){var e=this.Reveal.getRevealElement();e.removeEventListener("pointerdown",this.onPointerDown,!1),e.removeEventListener("pointermove",this.onPointerMove,!1),e.removeEventListener("pointerup",this.onPointerUp,!1),e.removeEventListener("MSPointerDown",this.onPointerDown,!1),e.removeEventListener("MSPointerMove",this.onPointerMove,!1),e.removeEventListener("MSPointerUp",this.onPointerUp,!1),e.removeEventListener("touchstart",this.onTouchStart,!1),e.removeEventListener("touchmove",this.onTouchMove,!1),e.removeEventListener("touchend",this.onTouchEnd,!1)}},{key:"isSwipePrevented",value:function(e){for(;e&&"function"==typeof e.hasAttribute;){if(e.hasAttribute("data-prevent-swipe"))return!0;e=e.parentNode}return!1}},{key:"onTouchStart",value:function(e){if(this.isSwipePrevented(e.target))return!0;this.touchStartX=e.touches[0].clientX,this.touchStartY=e.touches[0].clientY,this.touchStartCount=e.touches.length}},{key:"onTouchMove",value:function(e){if(this.isSwipePrevented(e.target))return!0;var t=this.Reveal.getConfig();if(this.touchCaptured)S&&e.preventDefault();else{this.Reveal.onUserInput(e);var i=e.touches[0].clientX,n=e.touches[0].clientY;if(1===e.touches.length&&2!==this.touchStartCount){var a=this.Reveal.availableRoutes({includeFragments:!0}),s=i-this.touchStartX,r=n-this.touchStartY;s>40&&Math.abs(s)>Math.abs(r)?(this.touchCaptured=!0,"linear"===t.navigationMode?t.rtl?this.Reveal.next():this.Reveal.prev():this.Reveal.left()):s<-40&&Math.abs(s)>Math.abs(r)?(this.touchCaptured=!0,"linear"===t.navigationMode?t.rtl?this.Reveal.prev():this.Reveal.next():this.Reveal.right()):r>40&&a.up?(this.touchCaptured=!0,"linear"===t.navigationMode?this.Reveal.prev():this.Reveal.up()):r<-40&&a.down&&(this.touchCaptured=!0,"linear"===t.navigationMode?this.Reveal.next():this.Reveal.down()),t.embedded?(this.touchCaptured||this.Reveal.isVerticalSlide())&&e.preventDefault():e.preventDefault()}}}},{key:"onTouchEnd",value:function(e){this.touchCaptured=!1}},{key:"onPointerDown",value:function(e){e.pointerType!==e.MSPOINTER_TYPE_TOUCH&&"touch"!==e.pointerType||(e.touches=[{clientX:e.clientX,clientY:e.clientY}],this.onTouchStart(e))}},{key:"onPointerMove",value:function(e){e.pointerType!==e.MSPOINTER_TYPE_TOUCH&&"touch"!==e.pointerType||(e.touches=[{clientX:e.clientX,clientY:e.clientY}],this.onTouchMove(e))}},{key:"onPointerUp",value:function(e){e.pointerType!==e.MSPOINTER_TYPE_TOUCH&&"touch"!==e.pointerType||(e.touches=[{clientX:e.clientX,clientY:e.clientY}],this.onTouchEnd(e))}}]),e}(),V=function(){function e(i){t(this,e),this.Reveal=i,this.onRevealPointerDown=this.onRevealPointerDown.bind(this),this.onDocumentPointerDown=this.onDocumentPointerDown.bind(this)}return n(e,[{key:"configure",value:function(e,t){e.embedded?this.blur():(this.focus(),this.unbind())}},{key:"bind",value:function(){this.Reveal.getConfig().embedded&&this.Reveal.getRevealElement().addEventListener("pointerdown",this.onRevealPointerDown,!1)}},{key:"unbind",value:function(){this.Reveal.getRevealElement().removeEventListener("pointerdown",this.onRevealPointerDown,!1),document.removeEventListener("pointerdown",this.onDocumentPointerDown,!1)}},{key:"focus",value:function(){"focus"!==this.state&&(this.Reveal.getRevealElement().classList.add("focused"),document.addEventListener("pointerdown",this.onDocumentPointerDown,!1)),this.state="focus"}},{key:"blur",value:function(){"blur"!==this.state&&(this.Reveal.getRevealElement().classList.remove("focused"),document.removeEventListener("pointerdown",this.onDocumentPointerDown,!1)),this.state="blur"}},{key:"isFocused",value:function(){return"focus"===this.state}},{key:"onRevealPointerDown",value:function(e){this.focus()}},{key:"onDocumentPointerDown",value:function(e){var t=e.target.closest(".reveal");t&&t===this.Reveal.getRevealElement()||this.blur()}}]),e}(),K=function(){function e(i){t(this,e),this.Reveal=i}return n(e,[{key:"render",value:function(){this.element=document.createElement("div"),this.element.className="speaker-notes",this.element.setAttribute("data-prevent-swipe",""),this.element.setAttribute("tabindex","0"),this.Reveal.getRevealElement().appendChild(this.element)}},{key:"configure",value:function(e,t){e.showNotes&&this.element.setAttribute("data-layout","string"==typeof e.showNotes?e.showNotes:"inline")}},{key:"update",value:function(){this.Reveal.getConfig().showNotes&&this.element&&this.Reveal.getCurrentSlide()&&!this.Reveal.print.isPrintingPDF()&&(this.element.innerHTML=this.getSlideNotes()||'<span class="notes-placeholder">No notes on this slide.</span>')}},{key:"updateVisibility",value:function(){this.Reveal.getConfig().showNotes&&this.hasNotes()?this.Reveal.getRevealElement().classList.add("show-notes"):this.Reveal.getRevealElement().classList.remove("show-notes")}},{key:"hasNotes",value:function(){return this.Reveal.getSlidesElement().querySelectorAll("[data-notes], aside.notes").length>0}},{key:"isSpeakerNotesWindow",value:function(){return!!window.location.search.match(/receiver/gi)}},{key:"getSlideNotes",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.Reveal.getCurrentSlide();if(e.hasAttribute("data-notes"))return e.getAttribute("data-notes");var t=e.querySelector("aside.notes");return t?t.innerHTML:null}}]),e}(),X=function(){function e(i,n){t(this,e),this.diameter=100,this.diameter2=this.diameter/2,this.thickness=6,this.playing=!1,this.progress=0,this.progressOffset=1,this.container=i,this.progressCheck=n,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()}return n(e,[{key:"setPlaying",value:function(e){var t=this.playing;this.playing=e,!t&&this.playing?this.animate():this.render()}},{key:"animate",value:function(){var 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))}},{key:"render",value:function(){var e=this.playing?this.progress:0,t=this.diameter2-this.thickness,i=this.diameter2,n=this.diameter2;this.progressOffset+=.1*(1-this.progressOffset);var a=-Math.PI/2+e*(2*Math.PI),s=-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(i,n,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(i,n,t,0,2*Math.PI,!1),this.context.lineWidth=this.thickness,this.context.strokeStyle="rgba( 255, 255, 255, 0.2 )",this.context.stroke(),this.playing&&(this.context.beginPath(),this.context.arc(i,n,t,s,a,!1),this.context.lineWidth=this.thickness,this.context.strokeStyle="#fff",this.context.stroke()),this.context.translate(i-14,n-14),this.playing?(this.context.fillStyle="#fff",this.context.fillRect(0,0,10,28),this.context.fillRect(18,0,10,28)):(this.context.beginPath(),this.context.translate(4,0),this.context.moveTo(0,0),this.context.lineTo(24,14),this.context.lineTo(0,28),this.context.fillStyle="#fff",this.context.fill()),this.context.restore()}},{key:"on",value:function(e,t){this.canvas.addEventListener(e,t,!1)}},{key:"off",value:function(e,t){this.canvas.removeEventListener(e,t,!1)}},{key:"destroy",value:function(){this.playing=!1,this.canvas.parentNode&&this.container.removeChild(this.canvas)}}]),e}(),Y={width:960,height:700,margin:.04,minScale:.2,maxScale:2,controls:!0,controlsTutorial:!0,controlsLayout:"bottom-right",controlsBackArrows:"faded",progress:!0,slideNumber:!1,showSlideNumber:"all",hashOneBasedIndex:!1,hash:!1,respondToHashChanges:!0,history:!1,keyboard:!0,keyboardCondition:null,disableLayout:!1,overview:!0,center:!0,touch:!0,loop:!1,rtl:!1,navigationMode:"default",shuffle:!1,fragments:!0,fragmentInURL:!0,embedded:!1,help:!0,pause:!0,showNotes:!1,autoPlayMedia:null,preloadIframes:null,autoAnimate:!0,autoAnimateMatcher:null,autoAnimateEasing:"ease",autoAnimateDuration:1,autoAnimateUnmatched:!0,autoAnimateStyles:["opacity","color","background-color","padding","font-size","line-height","letter-spacing","border-width","border-color","border-radius","outline","outline-offset"],autoSlide:0,autoSlideStoppable:!0,autoSlideMethod:null,defaultTiming:null,mouseWheel:!1,previewLinks:!1,postMessage:!0,postMessageEvents:!1,focusBodyOnPageVisibilityChange:!0,transition:"slide",transitionSpeed:"default",backgroundTransition:"fade",parallaxBackgroundImage:"",parallaxBackgroundSize:"",parallaxBackgroundRepeat:"",parallaxBackgroundPosition:"",parallaxBackgroundHorizontal:null,parallaxBackgroundVertical:null,pdfMaxPagesPerSlide:Number.POSITIVE_INFINITY,pdfSeparateFragments:!0,pdfPageHeightOffset:-1,viewDistance:3,mobileViewDistance:2,display:"block",hideInactiveCursor:!0,hideCursorTime:5e3,dependencies:[],plugins:[]};function $(t,i){arguments.length<2&&(i=arguments[0],t=document.querySelector(".reveal"));var n,a,s,o,l,u,p={},y="4.0.0-dev",w=!1,R={hasNavigatedHorizontally:!1,hasNavigatedVertically:!1},E=[],S=1,x={layout:"",overview:""},N={},q="idle",$=0,_=0,J=-1,Q=!1,Z=new C(p),G=new P(p),ee=new D(p),te=new M(p),ie=new I(p),ne=new T(p),ae=new H(p),se=new O(p),re=new B(p),oe=new U(p),le=new z(p),de=new W(p),ue=new j(p),ce=new V(p),he=new F(p),ve=new K(p);function fe(e){return N.wrapper=t,N.slides=t.querySelector(".slides"),n=r({},Y,{},i,{},e,{},b()),ge(),window.addEventListener("load",Be,!1),de.load(n.plugins,n.dependencies).then(pe),new Promise((function(e){return p.on("ready",e)}))}function ge(){!0===n.embedded?N.viewport=t.closest(".reveal-viewport")||t:(N.viewport=document.body,document.documentElement.classList.add("reveal-full-page")),N.viewport.classList.add("reveal-viewport")}function pe(){w=!0,me(),Re(),we(),tt(),Ae(),se.readURL(),te.update(!0),setTimeout((function(){N.slides.classList.remove("no-transition"),N.wrapper.classList.add("ready"),Pe({type:"ready",data:{indexh:a,indexv:s,currentSlide:l}})}),1),ue.isPrintingPDF()&&(Se(),"complete"===document.readyState?ue.setupPDF():window.addEventListener("load",(function(){ue.setupPDF()})))}function me(){N.slides.classList.add("no-transition"),A?N.wrapper.classList.add("no-hover"):N.wrapper.classList.remove("no-hover"),te.render(),G.render(),re.render(),oe.render(),ve.render(),N.pauseOverlay=m(N.wrapper,"div","pause-overlay",n.controls?'<button class="resume-button">Resume presentation</button>':null),N.statusElement=ye(),N.wrapper.setAttribute("role","application")}function ye(){var e=N.wrapper.querySelector(".aria-status");return e||((e=document.createElement("div")).style.position="absolute",e.style.height="1px",e.style.width="1px",e.style.overflow="hidden",e.style.clip="rect( 1px, 1px, 1px, 1px )",e.classList.add("aria-status"),e.setAttribute("aria-live","polite"),e.setAttribute("aria-atomic","true"),N.wrapper.appendChild(e)),e}function be(e){N.statusElement.textContent=e}function ke(e){var t="";if(3===e.nodeType)t+=e.textContent;else if(1===e.nodeType){var i=e.getAttribute("aria-hidden"),n="none"===window.getComputedStyle(e).display;"true"===i||n||Array.from(e.childNodes).forEach((function(e){t+=ke(e)}))}return""===(t=t.trim())?"":t+" "}function we(){setInterval((function(){0===N.wrapper.scrollTop&&0===N.wrapper.scrollLeft||(N.wrapper.scrollTop=0,N.wrapper.scrollLeft=0)}),1e3)}function Re(){n.postMessage&&window.addEventListener("message",(function(e){var t=e.data;if("string"==typeof t&&"{"===t.charAt(0)&&"}"===t.charAt(t.length-1)&&(t=JSON.parse(t)).method&&"function"==typeof p[t.method])if(!1===d.test(t.method)){var i=p[t.method].apply(p,t.args);Ne("callback",{method:t.method,result:i})}else console.warn('reveal.js: "'+t.method+'" is is blacklisted from the postMessage API')}),!1)}function Ae(t){var i=r({},n);if("object"===e(t)&&c(n,t),!1!==p.isReady()){var a=N.wrapper.querySelectorAll(".slides section").length;N.wrapper.classList.remove(i.transition),N.wrapper.classList.add(n.transition),N.wrapper.setAttribute("data-transition-speed",n.transitionSpeed),N.wrapper.setAttribute("data-background-transition",n.backgroundTransition),n.shuffle&&it(),v(N.wrapper,"embedded",n.embedded),v(N.wrapper,"rtl",n.rtl),v(N.wrapper,"center",n.center),!1===n.pause&&Ye(),n.previewLinks?(Me(),De("[data-preview-link=false]")):(De(),Me("[data-preview-link]:not([data-preview-link=false])")),ee.reset(),u&&(u.destroy(),u=null),a>1&&n.autoSlide&&n.autoSlideStoppable&&((u=new X(N.wrapper,(function(){return Math.min(Math.max((Date.now()-J)/$,0),1)}))).on("click",Ot),Q=!1),"default"!==n.navigationMode?N.wrapper.setAttribute("data-navigation-mode",n.navigationMode):N.wrapper.removeAttribute("data-navigation-mode"),ve.configure(n,i),ce.configure(n,i),le.configure(n,i),re.configure(n,i),oe.configure(n,i),ae.configure(n,i),ie.configure(n,i),G.configure(n,i),Ge()}}function Ee(){window.addEventListener("resize",It,!1),n.touch&&he.bind(),n.keyboard&&ae.bind(),n.progress&&oe.bind(),n.respondToHashChanges&&se.bind(),re.bind(),ce.bind(),N.slides.addEventListener("transitionend",Dt,!1),N.pauseOverlay.addEventListener("click",Ye,!1),n.focusBodyOnPageVisibilityChange&&document.addEventListener("visibilitychange",Tt,!1)}function Se(){he.unbind(),ce.unbind(),ae.unbind(),re.unbind(),oe.unbind(),se.unbind(),window.removeEventListener("resize",It,!1),N.slides.removeEventListener("transitionend",Dt,!1),N.pauseOverlay.removeEventListener("click",Ye,!1)}function Le(e,i,n){t.addEventListener(e,i,n)}function xe(e,i,n){t.removeEventListener(e,i,n)}function Ce(e){"string"==typeof e.layout&&(x.layout=e.layout),"string"==typeof e.overview&&(x.overview=e.overview),x.layout?g(N.slides,x.layout+" "+x.overview):g(N.slides,x.overview)}function Pe(e){var t=e.target,i=void 0===t?N.wrapper:t,n=e.type,a=e.data,s=e.bubbles,r=void 0===s||s,o=document.createEvent("HTMLEvents",1,2);o.initEvent(n,r,!0),c(o,a),i.dispatchEvent(o),i===N.wrapper&&Ne(n)}function Ne(e,t){if(n.postMessageEvents&&window.parent!==window.self){var i={namespace:"reveal",eventName:e,state:bt()};c(i,t),window.parent.postMessage(JSON.stringify(i),"*")}}function Me(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"a";Array.from(N.wrapper.querySelectorAll(e)).forEach((function(e){/^(http|www)/gi.test(e.getAttribute("href"))&&e.addEventListener("click",Ht,!1)}))}function De(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"a";Array.from(N.wrapper.querySelectorAll(e)).forEach((function(e){/^(http|www)/gi.test(e.getAttribute("href"))&&e.removeEventListener("click",Ht,!1)}))}function Ie(e){Oe(),N.overlay=document.createElement("div"),N.overlay.classList.add("overlay"),N.overlay.classList.add("overlay-preview"),N.wrapper.appendChild(N.overlay),N.overlay.innerHTML='<header>\n\t\t\t\t<a class="close" href="#"><span class="icon"></span></a>\n\t\t\t\t<a class="external" href="'.concat(e,'" target="_blank"><span class="icon"></span></a>\n\t\t\t</header>\n\t\t\t<div class="spinner"></div>\n\t\t\t<div class="viewport">\n\t\t\t\t<iframe src="').concat(e,'"></iframe>\n\t\t\t\t<small class="viewport-inner">\n\t\t\t\t\t<span class="x-frame-error">Unable to load iframe. This is likely due to the site\'s policy (x-frame-options).</span>\n\t\t\t\t</small>\n\t\t\t</div>'),N.overlay.querySelector("iframe").addEventListener("load",(function(e){N.overlay.classList.add("loaded")}),!1),N.overlay.querySelector(".close").addEventListener("click",(function(e){Oe(),e.preventDefault()}),!1),N.overlay.querySelector(".external").addEventListener("click",(function(e){Oe()}),!1)}function Te(e){"boolean"==typeof e?e?He():Oe():N.overlay?Oe():He()}function He(){if(n.help){Oe(),N.overlay=document.createElement("div"),N.overlay.classList.add("overlay"),N.overlay.classList.add("overlay-help"),N.wrapper.appendChild(N.overlay);var e='<p class="title">Keyboard Shortcuts</p><br/>',t=ae.getShortcuts(),i=ae.getBindings();for(var a in e+="<table><th>KEY</th><th>ACTION</th>",t)e+="<tr><td>".concat(a,"</td><td>").concat(t[a],"</td></tr>");for(var s in i)i[s].key&&i[s].description&&(e+="<tr><td>".concat(i[s].key,"</td><td>").concat(i[s].description,"</td></tr>"));e+="</table>",N.overlay.innerHTML='\n\t\t\t\t<header>\n\t\t\t\t\t<a class="close" href="#"><span class="icon"></span></a>\n\t\t\t\t</header>\n\t\t\t\t<div class="viewport">\n\t\t\t\t\t<div class="viewport-inner">'.concat(e,"</div>\n\t\t\t\t</div>\n\t\t\t"),N.overlay.querySelector(".close").addEventListener("click",(function(e){Oe(),e.preventDefault()}),!1)}}function Oe(){return!!N.overlay&&(N.overlay.parentNode.removeChild(N.overlay),N.overlay=null,!0)}function Be(){if(N.wrapper&&!ue.isPrintingPDF()){if(!n.disableLayout){A&&!n.embedded&&document.documentElement.style.setProperty("--vh",.01*window.innerHeight+"px");var e=ze(),t=S;Ue(n.width,n.height),N.slides.style.width=e.width+"px",N.slides.style.height=e.height+"px",S=Math.min(e.presentationWidth/e.width,e.presentationHeight/e.height),S=Math.max(S,n.minScale),1===(S=Math.min(S,n.maxScale))?(N.slides.style.zoom="",N.slides.style.left="",N.slides.style.top="",N.slides.style.bottom="",N.slides.style.right="",Ce({layout:""})):S>1&&L&&window.devicePixelRatio<2?(N.slides.style.zoom=S,N.slides.style.left="",N.slides.style.top="",N.slides.style.bottom="",N.slides.style.right="",Ce({layout:""})):(N.slides.style.zoom="",N.slides.style.left="50%",N.slides.style.top="50%",N.slides.style.bottom="auto",N.slides.style.right="auto",Ce({layout:"translate(-50%, -50%) scale("+S+")"}));for(var i=Array.from(N.wrapper.querySelectorAll(".slides section")),a=0,s=i.length;a<s;a++){var r=i[a];"none"!==r.style.display&&(n.center||r.classList.contains("center")?r.classList.contains("stack")?r.style.top=0:r.style.top=Math.max((e.height-r.scrollHeight)/2,0)+"px":r.style.top="")}t!==S&&Pe({type:"resize",data:{oldScale:t,scale:S,size:e}})}oe.update(),te.updateParallax(),ne.isActive()&&ne.update()}}function Ue(e,t){h(N.slides,"section > .stretch, section > .r-stretch").forEach((function(i){var n=k(i,t);if(/(img|video)/gi.test(i.nodeName)){var a=i.naturalWidth||i.videoWidth,s=i.naturalHeight||i.videoHeight,r=Math.min(e/a,n/s);i.style.width=a*r+"px",i.style.height=s*r+"px"}else i.style.width=e+"px",i.style.height=n+"px"}))}function ze(e,t){var i={width:n.width,height:n.height,presentationWidth:e||N.wrapper.offsetWidth,presentationHeight:t||N.wrapper.offsetHeight};return i.presentationWidth-=i.presentationWidth*n.margin,i.presentationHeight-=i.presentationHeight*n.margin,"string"==typeof i.width&&/%$/.test(i.width)&&(i.width=parseInt(i.width,10)/100*i.presentationWidth),"string"==typeof i.height&&/%$/.test(i.height)&&(i.height=parseInt(i.height,10)/100*i.presentationHeight),i}function qe(t,i){"object"===e(t)&&"function"==typeof t.setAttribute&&t.setAttribute("data-previous-indexv",i||0)}function We(t){if("object"===e(t)&&"function"==typeof t.setAttribute&&t.classList.contains("stack")){var i=t.hasAttribute("data-start-indexv")?"data-start-indexv":"data-previous-indexv";return parseInt(t.getAttribute(i)||0,10)}return 0}function je(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:l;return e&&e.parentNode&&!!e.parentNode.nodeName.match(/section/i)}function Fe(){return!(!l||!je(l))&&!l.nextElementSibling}function Ve(){return 0===a&&0===s}function Ke(){return!!l&&(!l.nextElementSibling&&(!je(l)||!l.parentNode.nextElementSibling))}function Xe(){if(n.pause){var e=N.wrapper.classList.contains("paused");Rt(),N.wrapper.classList.add("paused"),!1===e&&Pe({type:"paused"})}}function Ye(){var e=N.wrapper.classList.contains("paused");N.wrapper.classList.remove("paused"),wt(),e&&Pe({type:"resumed"})}function $e(e){"boolean"==typeof e?e?Xe():Ye():_e()?Ye():Xe()}function _e(){return N.wrapper.classList.contains("paused")}function Je(e){"boolean"==typeof e?e?Et():At():Q?Et():At()}function Qe(){return!(!$||Q)}function Ze(e,t,i,r){o=l;var d=N.wrapper.querySelectorAll(".slides>section");if(0!==d.length){void 0!==t||ne.isActive()||(t=We(d[e])),o&&o.parentNode&&o.parentNode.classList.contains("stack")&&qe(o.parentNode,s);var u=E.concat();E.length=0;var c=a||0,h=s||0;a=nt(".slides>section",void 0===e?a:e),s=nt(".slides>section.present>section",void 0===t?s:t);var v=a!==c||s!==h;v||(o=null);var f=d[a],g=f.querySelectorAll("section");l=g[s]||f;var p=!1;v&&o&&l&&!ne.isActive()&&(o.hasAttribute("data-auto-animate")&&l.hasAttribute("data-auto-animate")&&(p=!0,N.slides.classList.add("disable-slide-transitions")),q="running"),at(),Be(),ne.isActive()&&ne.update(),void 0!==i&&ie.goto(i),o&&o!==l&&(o.classList.remove("present"),o.setAttribute("aria-hidden","true"),Ve()&&setTimeout((function(){ht().forEach((function(e){qe(e,0)}))}),0));e:for(var m=0,y=E.length;m<y;m++){for(var b=0;b<u.length;b++)if(u[b]===E[m]){u.splice(b,1);continue e}N.viewport.classList.add(E[m]),Pe({type:E[m]})}for(;u.length;)N.viewport.classList.remove(u.pop());v&&Pe({type:"slidechanged",data:{indexh:a,indexv:s,previousSlide:o,currentSlide:l,origin:r}}),!v&&o||(Z.stopEmbeddedContent(o),Z.startEmbeddedContent(l)),be(ke(l)),oe.update(),re.update(),ve.update(),te.update(),te.updateParallax(),G.update(),ie.update(),se.writeURL(),wt(),p&&(setTimeout((function(){N.slides.classList.remove("disable-slide-transitions")}),0),n.autoAnimate&&ee.run(o,l))}}function Ge(){Se(),Ee(),Be(),$=n.autoSlide,wt(),te.create(),se.writeURL(),ie.sortAll(),re.update(),oe.update(),at(),ve.update(),ve.updateVisibility(),te.update(!0),G.update(),Z.formatEmbeddedContent(),!1===n.autoPlayMedia?Z.stopEmbeddedContent(l,{unloadIframes:!1}):Z.startEmbeddedContent(l),ne.isActive()&&ne.layout()}function et(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:l;te.sync(e),ie.sync(e),Z.load(e),te.update(),ve.update()}function tt(){ut().forEach((function(e){h(e,"section").forEach((function(e,t){t>0&&(e.classList.remove("present"),e.classList.remove("past"),e.classList.add("future"),e.setAttribute("aria-hidden","true"))}))}))}function it(){ut().forEach((function(e,t,i){N.slides.insertBefore(e,i[Math.floor(Math.random()*i.length)])}))}function nt(e,t){var i=h(N.wrapper,e),a=i.length,s=ue.isPrintingPDF();if(a){n.loop&&(t%=a)<0&&(t=a+t),t=Math.max(Math.min(t,a-1),0);for(var r=0;r<a;r++){var o=i[r],l=n.rtl&&!je(o);o.classList.remove("past","present","future"),o.setAttribute("hidden",""),o.setAttribute("aria-hidden","true"),o.querySelector("section")&&o.classList.add("stack"),s?o.classList.add("present"):r<t?(o.classList.add(l?"future":"past"),n.fragments&&h(o,".fragment").forEach((function(e){e.classList.add("visible"),e.classList.remove("current-fragment")}))):r>t&&(o.classList.add(l?"past":"future"),n.fragments&&h(o,".fragment.visible").forEach((function(e){e.classList.remove("visible","current-fragment")})))}var d=i[t],u=d.classList.contains("present");d.classList.add("present"),d.removeAttribute("hidden"),d.removeAttribute("aria-hidden"),u||Pe({target:d,type:"visible",bubbles:!1});var c=d.getAttribute("data-state");c&&(E=E.concat(c.split(" ")))}else t=0;return t}function at(){var e,t=ut(),i=t.length;if(i&&void 0!==a){var r=ne.isActive()?10:n.viewDistance;A&&(r=ne.isActive()?6:n.mobileViewDistance),ue.isPrintingPDF()&&(r=Number.MAX_VALUE);for(var o=0;o<i;o++){var l=t[o],d=h(l,"section"),u=d.length;if(e=Math.abs((a||0)-o)||0,n.loop&&(e=Math.abs(((a||0)-o)%(i-r))||0),e<r?Z.load(l):Z.unload(l),u)for(var c=We(l),v=0;v<u;v++){var f=d[v];e+(o===(a||0)?Math.abs((s||0)-v):Math.abs(v-c))<r?Z.load(f):Z.unload(f)}}ft()?N.wrapper.classList.add("has-vertical-slides"):N.wrapper.classList.remove("has-vertical-slides"),vt()?N.wrapper.classList.add("has-horizontal-slides"):N.wrapper.classList.remove("has-horizontal-slides")}}function st(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=e.includeFragments,i=void 0!==t&&t,r=N.wrapper.querySelectorAll(".slides>section"),o=N.wrapper.querySelectorAll(".slides>section.present>section"),l={left:a>0,right:a<r.length-1,up:s>0,down:s<o.length-1};if(n.loop&&(r.length>1&&(l.left=!0,l.right=!0),o.length>1&&(l.up=!0,l.down=!0)),r.length>1&&"linear"===n.navigationMode&&(l.right=l.right||l.down,l.left=l.left||l.up),!0===i){var d=ie.availableRoutes();l.left=l.left||d.prev,l.up=l.up||d.prev,l.down=l.down||d.next,l.right=l.right||d.next}if(n.rtl){var u=l.left;l.left=l.right,l.right=u}return l}function rt(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:l,t=ut(),i=0;e:for(var n=0;n<t.length;n++){for(var a=t[n],s=a.querySelectorAll("section"),r=0;r<s.length;r++){if(s[r]===e)break e;"uncounted"!==s[r].dataset.visibility&&i++}if(a===e)break;!1===a.classList.contains("stack")&&"uncounted"!==!a.dataset.visibility&&i++}return i}function ot(){var e=pt(),t=rt();if(l){var i=l.querySelectorAll(".fragment");if(i.length>0){t+=l.querySelectorAll(".fragment.visible").length/i.length*.9}}return Math.min(t/(e-1),1)}function lt(e){var t,i=a,n=s;if(e){var r=je(e),o=r?e.parentNode:e,d=ut();i=Math.max(d.indexOf(o),0),n=void 0,r&&(n=Math.max(h(e.parentNode,"section").indexOf(e),0))}if(!e&&l&&l.querySelectorAll(".fragment").length>0){var u=l.querySelector(".current-fragment");t=u&&u.hasAttribute("data-fragment-index")?parseInt(u.getAttribute("data-fragment-index"),10):l.querySelectorAll(".fragment.visible").length-1}return{h:i,v:n,f:t}}function dt(){return h(N.wrapper,'.slides section:not(.stack):not([data-visibility="uncounted"])')}function ut(){return h(N.wrapper,".slides>section")}function ct(){return h(N.wrapper,".slides>section>section")}function ht(){return h(N.wrapper,".slides>section.stack")}function vt(){return ut().length>1}function ft(){return ct().length>1}function gt(){return dt().map((function(e){for(var t={},i=0;i<e.attributes.length;i++){var n=e.attributes[i];t[n.name]=n.value}return t}))}function pt(){return dt().length}function mt(e,t){var i=ut()[e],n=i&&i.querySelectorAll("section");return n&&n.length&&"number"==typeof t?n?n[t]:void 0:i}function yt(e,t){var i="number"==typeof e?mt(e,t):e;if(i)return i.slideBackgroundElement}function bt(){var e=lt();return{indexh:e.h,indexv:e.v,indexf:e.f,paused:_e(),overview:ne.isActive()}}function kt(t){if("object"===e(t)){Ze(f(t.indexh),f(t.indexv),f(t.indexf));var i=f(t.paused),n=f(t.overview);"boolean"==typeof i&&i!==_e()&&$e(i),"boolean"==typeof n&&n!==ne.isActive()&&ne.toggle(n)}}function wt(){if(Rt(),l&&!1!==n.autoSlide){var e=l.querySelector(".current-fragment");e||(e=l.querySelector(".fragment"));var t=e?e.getAttribute("data-autoslide"):null,i=l.parentNode?l.parentNode.getAttribute("data-autoslide"):null,a=l.getAttribute("data-autoslide");$=t?parseInt(t,10):a?parseInt(a,10):i?parseInt(i,10):n.autoSlide,0===l.querySelectorAll(".fragment").length&&h(l,"video, audio").forEach((function(e){e.hasAttribute("data-autoplay")&&$&&1e3*e.duration/e.playbackRate>$&&($=1e3*e.duration/e.playbackRate+1e3)})),!$||Q||_e()||ne.isActive()||Ke()&&!ie.availableRoutes().next&&!0!==n.loop||(_=setTimeout((function(){"function"==typeof n.autoSlideMethod?n.autoSlideMethod():Nt(),wt()}),$),J=Date.now()),u&&u.setPlaying(-1!==_)}}function Rt(){clearTimeout(_),_=-1}function At(){$&&!Q&&(Q=!0,Pe({type:"autoslidepaused"}),clearTimeout(_),u&&u.setPlaying(!1))}function Et(){$&&Q&&(Q=!1,Pe({type:"autoslideresumed"}),wt())}function St(){R.hasNavigatedHorizontally=!0,n.rtl?(ne.isActive()||!1===ie.next())&&st().left&&Ze(a+1,"grid"===n.navigationMode?s:void 0):(ne.isActive()||!1===ie.prev())&&st().left&&Ze(a-1,"grid"===n.navigationMode?s:void 0)}function Lt(){R.hasNavigatedHorizontally=!0,n.rtl?(ne.isActive()||!1===ie.prev())&&st().right&&Ze(a-1,"grid"===n.navigationMode?s:void 0):(ne.isActive()||!1===ie.next())&&st().right&&Ze(a+1,"grid"===n.navigationMode?s:void 0)}function xt(){(ne.isActive()||!1===ie.prev())&&st().up&&Ze(a,s-1)}function Ct(){R.hasNavigatedVertically=!0,(ne.isActive()||!1===ie.next())&&st().down&&Ze(a,s+1)}function Pt(){var e;if(!1===ie.prev())if(st().up)xt();else if(e=n.rtl?h(N.wrapper,".slides>section.future").pop():h(N.wrapper,".slides>section.past").pop()){var t=e.querySelectorAll("section").length-1||void 0;Ze(a-1,t)}}function Nt(){if(R.hasNavigatedHorizontally=!0,R.hasNavigatedVertically=!0,!1===ie.next()){var e=st();e.down&&e.right&&n.loop&&Fe()&&(e.down=!1),e.down?Ct():n.rtl?St():Lt()}}function Mt(e){n.autoSlideStoppable&&At()}function Dt(e){"running"===q&&/section/gi.test(e.target.nodeName)&&(q="idle",Pe({type:"slidetransitionend",data:{indexh:a,indexv:s,previousSlide:o,currentSlide:l}}))}function It(e){Be()}function Tt(e){!1===document.hidden&&document.activeElement!==document.body&&("function"==typeof document.activeElement.blur&&document.activeElement.blur(),document.body.focus())}function Ht(e){if(e.currentTarget&&e.currentTarget.hasAttribute("href")){var t=e.currentTarget.getAttribute("href");t&&(Ie(t),e.preventDefault())}}function Ot(e){Ke()&&!1===n.loop?(Ze(0,0),Et()):Q?Et():At()}var Bt={VERSION:y,initialize:fe,configure:Ae,sync:Ge,syncSlide:et,syncFragments:ie.sync.bind(ie),slide:Ze,left:St,right:Lt,up:xt,down:Ct,prev:Pt,next:Nt,navigateLeft:St,navigateRight:Lt,navigateUp:xt,navigateDown:Ct,navigatePrev:Pt,navigateNext:Nt,navigateFragment:ie.goto.bind(ie),prevFragment:ie.prev.bind(ie),nextFragment:ie.next.bind(ie),on:Le,off:xe,addEventListener:Le,removeEventListener:xe,layout:Be,shuffle:it,availableRoutes:st,availableFragments:ie.availableRoutes.bind(ie),toggleHelp:Te,toggleOverview:ne.toggle.bind(ne),togglePause:$e,toggleAutoSlide:Je,isFirstSlide:Ve,isLastSlide:Ke,isLastVerticalSlide:Fe,isVerticalSlide:je,isPaused:_e,isAutoSliding:Qe,isSpeakerNotes:ve.isSpeakerNotesWindow.bind(ve),isOverview:ne.isActive.bind(ne),isFocused:ce.isFocused.bind(ce),isPrintingPDF:ue.isPrintingPDF.bind(ue),isReady:function(){return w},loadSlide:Z.load.bind(Z),unloadSlide:Z.unload.bind(Z),addEventListeners:Ee,removeEventListeners:Se,dispatchEvent:Pe,getState:bt,setState:kt,getProgress:ot,getIndices:lt,getSlidesAttributes:gt,getSlidePastCount:rt,getTotalSlides:pt,getSlide:mt,getPreviousSlide:function(){return o},getCurrentSlide:function(){return l},getSlideBackground:yt,getSlideNotes:ve.getSlideNotes.bind(ve),getSlides:dt,getHorizontalSlides:ut,getVerticalSlides:ct,hasHorizontalSlides:vt,hasVerticalSlides:ft,hasNavigatedHorizontally:function(){return R.hasNavigatedHorizontally},hasNavigatedVertically:function(){return R.hasNavigatedVertically},addKeyBinding:ae.addKeyBinding.bind(ae),removeKeyBinding:ae.removeKeyBinding.bind(ae),triggerKey:ae.triggerKey.bind(ae),registerKeyboardShortcut:ae.registerKeyboardShortcut.bind(ae),getComputedSlideSize:ze,getScale:function(){return S},getConfig:function(){return n},getQueryHash:b,getRevealElement:function(){return t},getSlidesElement:function(){return N.slides},getViewportElement:function(){return N.viewport},getBackgroundsElement:function(){return te.element},registerPlugin:de.registerPlugin.bind(de),hasPlugin:de.hasPlugin.bind(de),getPlugin:de.getPlugin.bind(de),getPlugins:de.getRegisteredPlugins.bind(de)};return c(p,r({},Bt,{announceStatus:be,getStatusText:ke,print:ue,focus:ce,progress:oe,controls:re,location:se,overview:ne,fragments:ie,slideContent:Z,slideNumber:G,onUserInput:Mt,closeOverlay:Oe,updateSlidesVisibility:at,layoutSlideContents:Ue,transformSlides:Ce,cueAutoSlide:wt,cancelAutoSlide:Rt})),Bt}var _=$,J=[];return _.initialize=function(e){return Object.assign(_,new $(document.querySelector(".reveal"),e)),J.map((function(e){return e(_)})),_.initialize()},["on","off","addEventListener","removeEventListener","registerPlugin"].forEach((function(e){_[e]=function(){for(var t=arguments.length,i=new Array(t),n=0;n<t;n++)i[n]=arguments[n];J.push((function(t){var n;return(n=t[e]).call.apply(n,[null].concat(i))}))}})),_}));
//# sourceMappingURL=reveal.js.map