8 lines
13 KiB
JavaScript
8 lines
13 KiB
JavaScript
/*!
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* reveal.js 2.1 r35
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* http://lab.hakim.se/reveal-js
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* MIT licensed
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*
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* Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
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*/var Reveal=function(){function m(e){if(!c&&!l){document.body.setAttribute("class","no-transforms");return}T(n,e);y();b()}function g(){f.theme=document.querySelector("#theme");f.wrapper=document.querySelector(".reveal");if(!f.wrapper.querySelector(".progress")&&n.progress){var e=document.createElement("div");e.classList.add("progress");e.innerHTML="<span></span>";f.wrapper.appendChild(e)}if(!f.wrapper.querySelector(".controls")&&n.controls){var t=document.createElement("aside");t.classList.add("controls");t.innerHTML='<div class="left"></div><div class="right"></div><div class="up"></div><div class="down"></div>';f.wrapper.appendChild(t)}if(!f.wrapper.querySelector(".state-background")){var r=document.createElement("div");r.classList.add("state-background");f.wrapper.appendChild(r)}if(!f.wrapper.querySelector(".pause-overlay")){var i=document.createElement("div");i.classList.add("pause-overlay");f.wrapper.appendChild(i)}f.progress=document.querySelector(".reveal .progress");f.progressbar=document.querySelector(".reveal .progress span");if(n.controls){f.controls=document.querySelector(".reveal .controls");f.controlsLeft=document.querySelector(".reveal .controls .left");f.controlsRight=document.querySelector(".reveal .controls .right");f.controlsUp=document.querySelector(".reveal .controls .up");f.controlsDown=document.querySelector(".reveal .controls .down")}}function y(){if(navigator.userAgent.match(/(iphone|ipod|android)/i)){document.documentElement.style.overflow="scroll";document.body.style.height="120%";window.addEventListener("load",k,!1);window.addEventListener("orientationchange",k,!1)}}function b(){function o(){head.js.apply(null,t);w()}var e=[],t=[];for(var r=0,i=n.dependencies.length;r<i;r++){var s=n.dependencies[r];if(!s.condition||s.condition()){s.async?t.push(s.src):e.push(s.src);typeof s.callback=="function"&&head.ready(s.src.match(/([\w\d_\-]*)\.?[^\\\/]*$/i)[0],s.callback)}}if(e.length){head.ready(o);head.js.apply(null,e)}else o()}function w(){g();S();E();z();J();L("ready",{indexh:i,indexv:s,currentSlide:u})}function E(){l===!1&&(n.transition="linear");n.controls&&f.controls&&(f.controls.style.display="block");n.progress&&f.progress&&(f.progress.style.display="block");n.transition!=="default"&&f.wrapper.classList.add(n.transition);if(n.mouseWheel){document.addEventListener("DOMMouseScroll",st,!1);document.addEventListener("mousewheel",st,!1)}n.rollingLinks&&A();if(n.theme&&f.theme){var e=f.theme.getAttribute("href"),t=/[^\/]*?(?=\.css)/,r=e.match(t)[0];if(n.theme!==r){e=e.replace(t,n.theme);f.theme.setAttribute("href",e)}}}function S(){document.addEventListener("touchstart",nt,!1);document.addEventListener("touchmove",rt,!1);document.addEventListener("touchend",it,!1);window.addEventListener("hashchange",ut,!1);n.keyboard&&document.addEventListener("keydown",tt,!1);n.progress&&f.progress&&f.progress.addEventListener("click",C(ot),!1);if(n.controls&&f.controls){f.controlsLeft.addEventListener("click",C(K),!1);f.controlsRight.addEventListener("click",C(Q),!1);f.controlsUp.addEventListener("click",C(G),!1);f.controlsDown.addEventListener("click",C(Y),!1)}}function x(){document.removeEventListener("keydown",tt,!1);document.removeEventListener("touchstart",nt,!1);document.removeEventListener("touchmove",rt,!1);document.removeEventListener("touchend",it,!1);window.removeEventListener("hashchange",ut,!1);n.progress&&f.progress&&f.progress.removeEventListener("click",C(ot),!1);if(n.controls&&f.controls){f.controlsLeft.removeEventListener("click",C(K),!1);f.controlsRight.removeEventListener("click",C(Q),!1);f.controlsUp.removeEventListener("click",C(G),!1);f.controlsDown.removeEventListener("click",C(Y),!1)}}function T(e,t){for(var n in t)e[n]=t[n]}function N(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function C(e){return function(t){t.preventDefault();e.call(null,t)}}function k(){setTimeout(function(){window.scrollTo(0,1)},0)}function L(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0);T(n,t);f.wrapper.dispatchEvent(n)}function A(){if(l&&!("msPerspective"in document.body.style)){var e=document.querySelectorAll(".reveal .slides section a:not(.image)");for(var t=0,n=e.length;t<n;t++){var r=e[t];if(r.textContent&&!r.querySelector("img")&&(!r.className||!r.classList.contains(r,"roll"))){r.classList.add("roll");r.innerHTML='<span data-title="'+r.text+'">'+r.innerHTML+"</span>"}}}}function O(){if(n.overview){f.wrapper.classList.add("overview");var t=document.querySelectorAll(e);for(var r=0,o=t.length;r<o;r++){var u=t[r],a="translateZ(-2500px) translate("+(r-i)*105+"%, 0%)";u.setAttribute("data-index-h",r);u.style.display="block";u.style.WebkitTransform=a;u.style.MozTransform=a;u.style.msTransform=a;u.style.OTransform=a;u.style.transform=a;u.classList.contains("stack")||u.addEventListener("click",at,!0);var l=u.querySelectorAll("section");for(var c=0,h=l.length;c<h;c++){var p=l[c],d="translate(0%, "+(c-(r===i?s:0))*105+"%)";p.setAttribute("data-index-h",r);p.setAttribute("data-index-v",c);p.style.display="block";p.style.WebkitTransform=d;p.style.MozTransform=d;p.style.msTransform=d;p.style.OTransform=d;p.style.transform=d;p.addEventListener("click",at,!0)}}}}function M(){if(n.overview){f.wrapper.classList.remove("overview");var e=Array.prototype.slice.call(document.querySelectorAll(".reveal .slides section"));for(var t=0,r=e.length;t<r;t++){var i=e[t];i.style.WebkitTransform="";i.style.MozTransform="";i.style.msTransform="";i.style.OTransform="";i.style.transform="";i.removeEventListener("click",at)}I()}}function _(e){typeof e=="boolean"?e?O():M():D()?M():O()}function D(){return f.wrapper.classList.contains("overview")}function P(){var e=document.body,t=e.requestFullScreen||e.webkitRequestFullScreen||e.mozRequestFullScreen||e.msRequestFullScreen;t&&t.apply(e)}function H(){f.wrapper.classList.add("paused")}function B(){f.wrapper.classList.remove("paused")}function j(){F()?B():H()}function F(){return f.wrapper.classList.contains("paused")}function I(r,l){o=u;var c=a.concat();a.length=0;var h=i,p=s;i=q(e,r===undefined?i:r);s=q(t,l===undefined?s:l);e:for(var v=0,m=a.length;v<m;v++){for(var g=0;g<c.length;g++)if(c[g]===a[v]){c.splice(g,1);continue e}document.documentElement.classList.add(a[v]);L(a[v])}while(c.length)document.documentElement.classList.remove(c.pop());n.progress&&f.progress&&(f.progressbar.style.width=i/(document.querySelectorAll(e).length-1)*window.innerWidth+"px");D()&&O();R();clearTimeout(d);d=setTimeout(W,1500);var y=document.querySelectorAll(e),b=y[i],w=b.querySelectorAll("section");u=w[s]||b;i!==h||s!==p?L("slidechanged",{indexh:i,indexv:s,previousSlide:o,currentSlide:u}):o=null;o&&o.classList.remove("present")}function q(e,t){var i=Array.prototype.slice.call(document.querySelectorAll(e)),s=i.length;if(s){if(n.loop){t%=s;t<0&&(t=s+t)}t=Math.max(Math.min(t,s-1),0);for(var o=0;o<s;o++){var u=i[o];if(D()===!1){var f=Math.abs((t-o)%(s-3))||0;u.style.display=f>3?"none":"block"}i[o].classList.remove("past");i[o].classList.remove("present");i[o].classList.remove("future");o<t?i[o].classList.add("past"):o>t&&i[o].classList.add("future");u.querySelector("section")&&i[o].classList.add("stack")}i[t].classList.add("present");var l=i[t].getAttribute("data-state");l&&(a=a.concat(l.split(" ")));var c=i[t].getAttribute("data-autoslide");c?r=parseInt(c):r=n.autoSlide}else t=0;return t}function R(){if(n.controls&&f.controls){var e=U();[f.controlsLeft,f.controlsRight,f.controlsUp,f.controlsDown].forEach(function(e){e.classList.remove("enabled")});e.left&&f.controlsLeft.classList.add("enabled");e.right&&f.controlsRight.classList.add("enabled");e.up&&f.controlsUp.classList.add("enabled");e.down&&f.controlsDown.classList.add("enabled")}}function U(){var n=document.querySelectorAll(e),r=document.querySelectorAll(t);return{left:i>0,right:i<n.length-1,up:s>0,down:s<r.length-1}}function z(){var e=window.location.hash,t=e.slice(2).split("/"),n=e.replace(/#|\//gi,"");if(isNaN(parseInt(t[0],10))&&n.length){var r=document.querySelector("#"+n);if(r){var o=Reveal.getIndices(r);I(o.h,o.v)}else I(i,s)}else{var u=parseInt(t[0],10)||0,a=parseInt(t[1],10)||0;I(u,a)}}function W(){if(n.history){var e="/";if(i>0||s>0)e+=i;s>0&&(e+="/"+s);window.location.hash=e}}function X(t){var n=i,r=s;if(t){var o=!!t.parentNode.nodeName.match(/section/gi),u=o?t.parentNode:t,a=Array.prototype.slice.call(document.querySelectorAll(e));n=Math.max(a.indexOf(u),0);o&&(r=Math.max(Array.prototype.slice.call(t.parentNode.children).indexOf(t),0))}return{h:n,v:r}}function V(){if(document.querySelector(t+".present")){var n=document.querySelectorAll(t+".present .fragment:not(.visible)");if(n.length){n[0].classList.add("visible");L("fragmentshown",{fragment:n[0]});return!0}}else{var r=document.querySelectorAll(e+".present 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document.body.style,h=0,p=0,d=0,v={startX:0,startY:0,startSpan:0,startCount:0,handled:!1,threshold:80};return{initialize:m,slide:I,left:K,right:Q,up:G,down:Y,prev:Z,next:et,prevFragment:$,nextFragment:V,navigateTo:I,navigateLeft:K,navigateRight:Q,navigateUp:G,navigateDown:Y,navigatePrev:Z,navigateNext:et,toggleOverview:_,addEventListeners:S,removeEventListeners:x,getIndices:X,getPreviousSlide:function(){return o},getCurrentSlide:function(){return u},getQueryHash:function(){var e={};location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()});return e},addEventListener:function(e,t,n){"addEventListener"in window&&(f.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&(f.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}();
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