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reveal.min.js
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reveal.min.js
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/*!
* reveal.js 2.0 r24
* http://lab.hakim.se/reveal-js
* MIT licensed
*
* Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
*/
var Reveal=(function(){var j=".reveal .slides>section",b=".reveal .slides>section.present>section",M={controls:true,progress:true,history:false,keyboard:true,overview:true,loop:false,autoSlide:0,mouseWheel:true,rollingLinks:true,theme:"default",transition:"default",dependencies:[]},k=0,c=0,v,D,ab=[],d={},O="WebkitPerspective" in document.body.style||"MozPerspective" in document.body.style||"msPerspective" in document.body.style||"OPerspective" in document.body.style||"perspective" in document.body.style,l="WebkitTransform" in document.body.style||"MozTransform" in document.body.style||"msTransform" in document.body.style||"OTransform" in document.body.style||"transform" in document.body.style,w=0,i=0,A=0,V={startX:0,startY:0,startSpan:0,startCount:0,handled:false,threshold:40};
function g(ac){if((!l&&!O)){document.body.setAttribute("class","no-transforms");return;}q(M,ac);d.theme=document.querySelector("#theme");d.wrapper=document.querySelector(".reveal");
d.progress=document.querySelector(".reveal .progress");d.progressbar=document.querySelector(".reveal .progress span");if(M.controls){d.controls=document.querySelector(".reveal .controls");
d.controlsLeft=document.querySelector(".reveal .controls .left");d.controlsRight=document.querySelector(".reveal .controls .right");d.controlsUp=document.querySelector(".reveal .controls .up");
d.controlsDown=document.querySelector(".reveal .controls .down");}Q();if(navigator.userAgent.match(/(iphone|ipod|android)/i)){document.documentElement.style.overflow="scroll";
document.body.style.height="120%";window.addEventListener("load",W,false);window.addEventListener("orientationchange",W,false);}}function Q(){var ad=[],ah=[];
for(var ae=0,ac=M.dependencies.length;ae<ac;ae++){var af=M.dependencies[ae];if(!af.condition||af.condition()){if(af.async){ah.push(af.src);}else{ad.push(af.src);
}if(typeof af.callback==="function"){head.ready(af.src.match(/([\w\d_-]*)\.?[^\\\/]*$/i)[0],af.callback);}}}function ag(){head.js.apply(null,ah);E();}if(ad.length){head.ready(ag);
head.js.apply(null,ad);}else{ag();}}function E(){B();H();G();J();}function H(){if(O===false){M.transition="linear";}if(M.controls&&d.controls){d.controls.style.display="block";
}if(M.progress&&d.progress){d.progress.style.display="block";}if(M.theme&&d.theme){var ae=d.theme.getAttribute("href");var ac=/[^/]*?(?=\.css)/;var ad=ae.match(ac)[0];
if(M.theme!==ad){ae=ae.replace(ac,M.theme);d.theme.setAttribute("href",ae);}}if(M.transition!=="default"){d.wrapper.classList.add(M.transition);}if(M.mouseWheel){document.addEventListener("DOMMouseScroll",m,false);
document.addEventListener("mousewheel",m,false);}if(M.rollingLinks){I();}}function B(){document.addEventListener("touchstart",x,false);document.addEventListener("touchmove",Y,false);
document.addEventListener("touchend",R,false);window.addEventListener("hashchange",t,false);if(M.keyboard){document.addEventListener("keydown",Z,false);
}if(M.controls&&d.controls){d.controlsLeft.addEventListener("click",n(y),false);d.controlsRight.addEventListener("click",n(h),false);d.controlsUp.addEventListener("click",n(r),false);
d.controlsDown.addEventListener("click",n(C),false);}}function P(){document.removeEventListener("keydown",Z,false);document.removeEventListener("touchstart",x,false);
document.removeEventListener("touchmove",Y,false);document.removeEventListener("touchend",R,false);window.removeEventListener("hashchange",t,false);if(M.controls&&d.controls){d.controlsLeft.removeEventListener("click",n(y),false);
d.controlsRight.removeEventListener("click",n(h),false);d.controlsUp.removeEventListener("click",n(r),false);d.controlsDown.removeEventListener("click",n(C),false);
}}function q(ad,ac){for(var ae in ac){ad[ae]=ac[ae];}}function N(ae,ac){var af=ae.x-ac.x,ad=ae.y-ac.y;return Math.sqrt(af*af+ad*ad);}function n(ac){return function(ad){ad.preventDefault();
ac.call();};}function W(){setTimeout(function(){window.scrollTo(0,1);},0);}function Z(ad){if(document.querySelector(":focus")!==null||ad.shiftKey||ad.altKey||ad.ctrlKey||ad.metaKey){return;
}var ac=false;switch(ad.keyCode){case 80:case 33:T();ac=true;break;case 78:case 34:u();ac=true;break;case 72:case 37:y();ac=true;break;case 76:case 39:h();
ac=true;break;case 75:case 38:r();ac=true;break;case 74:case 40:C();ac=true;break;case 36:K(0);ac=true;break;case 35:K(Number.MAX_VALUE);ac=true;break;
case 32:U()?X():u();ac=true;break;case 13:if(U()){X();ac=true;}break;}if(ac){ad.preventDefault();}else{if(ad.keyCode===27&&O){S();ad.preventDefault();}}J();
}function x(ac){V.startX=ac.touches[0].clientX;V.startY=ac.touches[0].clientY;V.startCount=ac.touches.length;if(ac.touches.length===2){V.startSpan=N({x:ac.touches[1].clientX,y:ac.touches[1].clientY},{x:V.startX,y:V.startY});
}}function Y(ah){if(!V.handled){var af=ah.touches[0].clientX;var ae=ah.touches[0].clientY;if(ah.touches.length===2&&V.startCount===2){var ag=N({x:ah.touches[1].clientX,y:ah.touches[1].clientY},{x:V.startX,y:V.startY});
if(Math.abs(V.startSpan-ag)>V.threshold){V.handled=true;if(ag<V.startSpan){F();}else{X();}}}else{if(ah.touches.length===1){var ad=af-V.startX,ac=ae-V.startY;
if(ad>V.threshold&&Math.abs(ad)>Math.abs(ac)){V.handled=true;y();}else{if(ad<-V.threshold&&Math.abs(ad)>Math.abs(ac)){V.handled=true;h();}else{if(ac>V.threshold){V.handled=true;
r();}else{if(ac<-V.threshold){V.handled=true;C();}}}}}}ah.preventDefault();}}function R(ac){V.handled=false;}function m(ac){clearTimeout(w);w=setTimeout(function(){var ad=ac.detail||-ac.wheelDelta;
if(ad>0){u();}else{T();}},100);}function t(ac){G();}function I(){if(O&&!("msPerspective" in document.body.style)){var ad=document.querySelectorAll(".reveal .slides section a:not(.image)");
for(var ae=0,ac=ad.length;ae<ac;ae++){var af=ad[ae];if(af.textContent&&!af.querySelector("img")&&(!af.className||!af.classList.contains(af,"roll"))){af.classList.add("roll");
af.innerHTML='<span data-title="'+af.text+'">'+af.innerHTML+"</span>";}}}}function F(){if(M.overview){d.wrapper.classList.add("overview");var ac=Array.prototype.slice.call(document.querySelectorAll(j));
for(var ah=0,af=ac.length;ah<af;ah++){var ae=ac[ah],al="translateZ(-2500px) translate("+((ah-k)*105)+"%, 0%)";ae.setAttribute("data-index-h",ah);ae.style.display="block";
ae.style.WebkitTransform=al;ae.style.MozTransform=al;ae.style.msTransform=al;ae.style.OTransform=al;ae.style.transform=al;if(!ae.classList.contains("stack")){ae.addEventListener("click",z,true);
}var ak=Array.prototype.slice.call(ae.querySelectorAll("section"));for(var ag=0,ad=ak.length;ag<ad;ag++){var aj=ak[ag],ai="translate(0%, "+((ag-(ah===k?c:0))*105)+"%)";
aj.setAttribute("data-index-h",ah);aj.setAttribute("data-index-v",ag);aj.style.display="block";aj.style.WebkitTransform=ai;aj.style.MozTransform=ai;aj.style.msTransform=ai;
aj.style.OTransform=ai;aj.style.transform=ai;aj.addEventListener("click",z,true);}}}}function X(){if(M.overview){d.wrapper.classList.remove("overview");
var af=Array.prototype.slice.call(document.querySelectorAll(".reveal .slides section"));for(var ae=0,ac=af.length;ae<ac;ae++){var ad=af[ae];ad.style.WebkitTransform="";
ad.style.MozTransform="";ad.style.msTransform="";ad.style.OTransform="";ad.style.transform="";ad.removeEventListener("click",z);}a();}}function U(){return d.wrapper.classList.contains("overview");
}function z(ac){if(U()){ac.preventDefault();X();k=this.getAttribute("data-index-h");c=this.getAttribute("data-index-v");a();}}function aa(ad,af){var ah=Array.prototype.slice.call(document.querySelectorAll(ad)),ai=ah.length;
if(ai){if(M.loop){af%=ai;if(af<0){af=ai+af;}}af=Math.max(Math.min(af,ai-1),0);for(var ag=0;ag<ai;ag++){var ac=ah[ag];if(U()===false){var aj=Math.abs((af-ag)%(ai-3))||0;
ac.style.display=aj>3?"none":"block";}ah[ag].classList.remove("past");ah[ag].classList.remove("present");ah[ag].classList.remove("future");if(ag<af){ah[ag].classList.add("past");
}else{if(ag>af){ah[ag].classList.add("future");}}if(ac.querySelector("section")){ah[ag].classList.add("stack");}}ah[af].classList.add("present");var ae=ah[af].getAttribute("data-state");
if(ae){ab=ab.concat(ae.split(" "));}}else{af=0;}return af;}function a(ai,am){v=D;var af=ab.concat();ab.length=0;var al=k,ad=c;k=aa(j,ai===undefined?k:ai);
c=aa(b,am===undefined?c:am);stateLoop:for(var ag=0,aj=ab.length;ag<aj;ag++){for(var ae=0;ae<af.length;ae++){if(af[ae]===ab[ag]){af.splice(ae,1);continue stateLoop;
}}document.documentElement.classList.add(ab[ag]);o(ab[ag]);}while(af.length){document.documentElement.classList.remove(af.pop());}if(M.progress&&d.progress){d.progressbar.style.width=(k/(document.querySelectorAll(j).length-1))*window.innerWidth+"px";
}if(U()){F();}p();clearTimeout(A);A=setTimeout(f,1500);var ac=document.querySelectorAll(j);var ak=ac[k],ah=ak.querySelectorAll("section");D=ah[c]||ak;if(k!==al||c!==ad){o("slidechanged",{indexh:k,indexv:c,previousSlide:v,currentSlide:D});
}else{v=null;}if(v){v.classList.remove("present");}}function p(){if(!M.controls||!d.controls){return;}var ac=e();[d.controlsLeft,d.controlsRight,d.controlsUp,d.controlsDown].forEach(function(ad){ad.classList.remove("enabled");
});if(ac.left){d.controlsLeft.classList.add("enabled");}if(ac.right){d.controlsRight.classList.add("enabled");}if(ac.up){d.controlsUp.classList.add("enabled");
}if(ac.down){d.controlsDown.classList.add("enabled");}}function e(){var ac=document.querySelectorAll(j);var ad=document.querySelectorAll(b);return{left:k>0,right:k<ac.length-1,up:c>0,down:c<ad.length-1};
}function G(){var ah=window.location.hash;var ag=ah.slice(2).split("/"),ae=ah.replace(/#|\//gi,"");if(isNaN(parseInt(ag[0]))&&ae.length){var ac=document.querySelector("#"+ae);
if(ac){var ai=Reveal.getIndices(ac);K(ai.h,ai.v);}else{K(k,c);}}else{var af=parseInt(ag[0])||0,ad=parseInt(ag[1])||0;K(af,ad);}}function f(){if(M.history){var ac="/";
if(k>0||c>0){ac+=k;}if(c>0){ac+="/"+c;}window.location.hash=ac;}}function o(ad,ac){var ae=document.createEvent("HTMLEvents",1,2);ae.initEvent(ad,true,true);
q(ae,ac);d.wrapper.dispatchEvent(ae);}function s(){if(document.querySelector(b+".present")){var ad=document.querySelectorAll(b+".present .fragment:not(.visible)");
if(ad.length){ad[0].classList.add("visible");o("fragmentshown",{fragment:ad[0]});return true;}}else{var ac=document.querySelectorAll(j+".present .fragment:not(.visible)");
if(ac.length){ac[0].classList.add("visible");o("fragmentshown",{fragment:ac[0]});return true;}}return false;}function L(){if(document.querySelector(b+".present")){var ad=document.querySelectorAll(b+".present .fragment.visible");
if(ad.length){ad[ad.length-1].classList.remove("visible");o("fragmenthidden",{fragment:ad[ad.length-1]});return true;}}else{var ac=document.querySelectorAll(j+".present .fragment.visible");
if(ac.length){ac[ac.length-1].classList.remove("visible");o("fragmenthidden",{fragment:ac[ac.length-1]});return true;}}return false;}function J(){clearTimeout(i);
if(M.autoSlide){i=setTimeout(u,M.autoSlide);}}function K(ad,ac){a(ad,ac);}function y(){if(U()||L()===false){a(k-1,0);}}function h(){if(U()||s()===false){a(k+1,0);
}}function r(){if(U()||L()===false){a(k,c-1);}}function C(){if(U()||s()===false){a(k,c+1);}}function T(){if(L()===false){if(e().up){r();}else{var ac=document.querySelector(".reveal .slides>section.past:nth-child("+k+")");
if(ac){c=(ac.querySelectorAll("section").length+1)||0;k--;a();}}}}function u(){if(s()===false){e().down?C():h();}J();}function S(){if(U()){X();}else{F();
}}return{initialize:g,navigateTo:K,navigateLeft:y,navigateRight:h,navigateUp:r,navigateDown:C,navigatePrev:T,navigateNext:u,toggleOverview:S,addEventListeners:B,removeEventListeners:P,getIndices:function(ac){var ag=k,ae=c;
if(ac){var ah=!!ac.parentNode.nodeName.match(/section/gi);var af=ah?ac.parentNode:ac;var ad=Array.prototype.slice.call(document.querySelectorAll(j));ag=Math.max(ad.indexOf(af),0);
if(ah){ae=Math.max(Array.prototype.slice.call(ac.parentNode.children).indexOf(ac),0);}}return{h:ag,v:ae};},getPreviousSlide:function(){return v;},getCurrentSlide:function(){return D;
},getQueryHash:function(){var ac={};location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(ad){ac[ad.split("=").shift()]=ad.split("=").pop();});return ac;
},addEventListener:function(ad,ae,ac){if("addEventListener" in window){(d.wrapper||document.querySelector(".reveal")).addEventListener(ad,ae,ac);}},removeEventListener:function(ad,ae,ac){if("addEventListener" in window){(d.wrapper||document.querySelector(".reveal")).removeEventListener(ad,ae,ac);
}}};})();