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reveal.min.js

reveal.min.js 26 KB
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  1. /*!
    2. 

  2.  * reveal.js 2.5.0 (2013-08-08, 10:21)
    3. 

  3.  * http://lab.hakim.se/reveal-js
    4. 

  4.  * MIT licensed
    5. 

  5.  *
    6. 

  6.  * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
    7. 

  7.  */
    8. 

  8. var Reveal=function(){"use strict";function e(e){return zt||Yt?(window.addEventListener("load",k,!1),l(Ct,e),r(),o(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(Ot.theme=document.querySelector("#theme"),Ot.wrapper=document.querySelector(".reveal"),Ot.slides=document.querySelector(".reveal .slides"),document.querySelector(".reveal .backgrounds")||(Ot.background=document.createElement("div"),Ot.background.classList.add("backgrounds"),Ot.wrapper.appendChild(Ot.background)),!Ot.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="<span></span>",Ot.wrapper.appendChild(e)}if(!Ot.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>',Ot.wrapper.appendChild(t)}if(!Ot.wrapper.querySelector(".state-background")){var n=document.createElement("div");n.classList.add("state-background"),Ot.wrapper.appendChild(n)}if(!Ot.wrapper.querySelector(".pause-overlay")){var r=document.createElement("div");r.classList.add("pause-overlay"),Ot.wrapper.appendChild(r)}Ot.progress=document.querySelector(".reveal .progress"),Ot.progressbar=document.querySelector(".reveal .progress span"),Ct.controls&&(Ot.controls=document.querySelector(".reveal .controls"),Ot.controlsLeft=d(document.querySelectorAll(".navigate-left")),Ot.controlsRight=d(document.querySelectorAll(".navigate-right")),Ot.controlsUp=d(document.querySelectorAll(".navigate-up")),Ot.controlsDown=d(document.querySelectorAll(".navigate-down")),Ot.controlsPrev=d(document.querySelectorAll(".navigate-prev")),Ot.controlsNext=d(document.querySelectorAll(".navigate-next")))}function n(){function e(e,t){var n={background:e.getAttribute("data-background"),backgroundSize:e.getAttribute("data-background-size"),backgroundImage:e.getAttribute("data-background-image"),backgroundColor:e.getAttribute("data-background-color"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position"),backgroundTransition:e.getAttribute("data-background-transition")},r=document.createElement("div");return r.className="slide-background",n.background&&(/^(http|file|\/\/)/gi.test(n.background)||/\.(png|jpg|jpeg|gif|bmp)$/gi.test(n.background)?r.style.backgroundImage="url("+n.background+")":r.style.background=n.background),n.backgroundSize&&(r.style.backgroundSize=n.backgroundSize),n.backgroundImage&&(r.style.backgroundImage='url("'+n.backgroundImage+'")'),n.backgroundColor&&(r.style.backgroundColor=n.backgroundColor),n.backgroundRepeat&&(r.style.backgroundRepeat=n.backgroundRepeat),n.backgroundPosition&&(r.style.backgroundPosition=n.backgroundPosition),n.backgroundTransition&&r.setAttribute("data-background-transition",n.backgroundTransition),t.appendChild(r),r}v()&&document.body.classList.add("print-pdf"),Ot.background.innerHTML="",Ot.background.classList.add("no-transition"),d(document.querySelectorAll(Mt)).forEach(function(t){var n;n=v()?e(t,t):e(t,Ot.background),d(t.querySelectorAll("section")).forEach(function(t){v()?e(t,t):e(t,n)})})}function r(){/iphone|ipod|android/gi.test(navigator.userAgent)&&!/crios/gi.test(navigator.userAgent)&&(window.addEventListener("load",p,!1),window.addEventListener("orientationchange",p,!1))}function o(){function e(){n.length&&head.js.apply(null,n),a()}for(var t=[],n=[],r=0,o=Ct.dependencies.length;o>r;r++){var i=Ct.dependencies[r];(!i.condition||i.condition())&&(i.async?n.push(i.src):t.push(i.src),"function"==typeof i.callback&&head.ready(i.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],i.callback))}t.length?(head.ready(e),head.js.apply(null,t)):e()}function a(){t(),i(),K(),setTimeout(function(){m("ready",{indexh:St,indexv:At,currentSlide:xt})},1)}function i(e){if(Ot.wrapper.classList.remove(Ct.transition),"object"==typeof 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t=Ot.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];Ct.theme!==r&&(t=t.replace(n,Ct.theme),Ot.theme.setAttribute("href",t))}Y()}function 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c(){Ft=!1,document.removeEventListener("keydown",at,!1),window.removeEventListener("hashchange",wt,!1),window.removeEventListener("resize",Lt,!1),Ot.wrapper.removeEventListener("touchstart",it,!1),Ot.wrapper.removeEventListener("touchmove",st,!1),Ot.wrapper.removeEventListener("touchend",ct,!1),window.navigator.msPointerEnabled&&(Ot.wrapper.removeEventListener("MSPointerDown",lt,!1),Ot.wrapper.removeEventListener("MSPointerMove",dt,!1),Ot.wrapper.removeEventListener("MSPointerUp",ut,!1)),Ct.progress&&Ot.progress&&Ot.progress.removeEventListener("click",vt,!1),Ct.controls&&Ot.controls&&["touchstart","click"].forEach(function(e){Ot.controlsLeft.forEach(function(t){t.removeEventListener(e,pt,!1)}),Ot.controlsRight.forEach(function(t){t.removeEventListener(e,mt,!1)}),Ot.controlsUp.forEach(function(t){t.removeEventListener(e,gt,!1)}),Ot.controlsDown.forEach(function(t){t.removeEventListener(e,ht,!1)}),Ot.controlsPrev.forEach(function(t){t.removeEventListener(e,yt,!1)}),Ot.controlsNext.forEach(function(t){t.removeEventListener(e,bt,!1)})})}function l(e,t){for(var n in t)e[n]=t[n]}function d(e){return Array.prototype.slice.call(e)}function u(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function f(e){var t=0;if(e){var n=0;d(e.childNodes).forEach(function(e){"number"==typeof e.offsetTop&&e.style&&("absolute"===e.style.position&&(n+=1),t=Math.max(t,e.offsetTop+e.offsetHeight))}),0===n&&(t=e.offsetHeight)}return t}function v(){return/print-pdf/gi.test(window.location.search)}function p(){0===window.orientation?(document.documentElement.style.overflow="scroll",document.body.style.height="120%"):(document.documentElement.style.overflow="",document.body.style.height="100%"),setTimeout(function(){window.scrollTo(0,1)},10)}function m(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0),l(n,t),Ot.wrapper.dispatchEvent(n)}function g(){if(Yt&&!("msPerspective"in document.body.style))for(var e=document.querySelectorAll(Tt+" a:not(.image)"),t=0,n=e.length;n>t;t++){var 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class="external" href="'+e+'" target="_blank"><span class="icon"></span></a>',"</header>",'<div class="spinner"></div>','<div class="viewport">','<iframe src="'+e+'"></iframe>',"</div>"].join(""),Ot.preview.querySelector("iframe").addEventListener("load",function(){Ot.preview.classList.add("loaded")},!1),Ot.preview.querySelector(".close").addEventListener("click",function(e){L(),e.preventDefault()},!1),Ot.preview.querySelector(".external").addEventListener("click",function(){L()},!1),setTimeout(function(){Ot.preview.classList.add("visible")},1)}function L(){Ot.preview&&(Ot.preview.setAttribute("src",""),Ot.preview.parentNode.removeChild(Ot.preview),Ot.preview=null)}function E(e){var t=d(e);return t.forEach(function(e,t){e.hasAttribute("data-fragment-index")||e.setAttribute("data-fragment-index",t)}),t.sort(function(e,t){return e.getAttribute("data-fragment-index")-t.getAttribute("data-fragment-index")}),t}function k(){if(Ot.wrapper&&!v()){var 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