9 lines
34 KiB
JavaScript
9 lines
34 KiB
JavaScript
/*!
|
|
* reveal.js 2.7.0-dev (2014-04-01, 09:10)
|
|
* http://lab.hakim.se/reveal-js
|
|
* MIT licensed
|
|
*
|
|
* Copyright (C) 2014 Hakim El Hattab, http://hakim.se
|
|
*/
|
|
var Reveal=function(){"use strict";function a(a){if(b(),!mc.transforms2d&&!mc.transforms3d)return document.body.setAttribute("class","no-transforms"),void 0;window.addEventListener("load",C,!1);var d=Reveal.getQueryHash();"undefined"!=typeof d.dependencies&&delete d.dependencies,l(hc,a),l(hc,d),t(),c()}function b(){mc.transforms3d="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,mc.transforms2d="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,mc.requestAnimationFrameMethod=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame,mc.requestAnimationFrame="function"==typeof mc.requestAnimationFrameMethod,mc.canvas=!!document.createElement("canvas").getContext,bc=navigator.userAgent.match(/(iphone|ipod|android)/gi)}function c(){function a(){e.length&&head.js.apply(null,e),d()}function b(b){head.ready(b.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],function(){"function"==typeof b.callback&&b.callback.apply(this),0===--f&&a()})}for(var c=[],e=[],f=0,g=0,h=hc.dependencies.length;h>g;g++){var i=hc.dependencies[g];(!i.condition||i.condition())&&(i.async?e.push(i.src):c.push(i.src),b(i))}c.length?(f=c.length,head.js.apply(null,c)):a()}function d(){e(),U(),i(),hb(),_(!0),setTimeout(function(){lc.slides.classList.remove("no-transition"),ic=!0,v("ready",{indexh:Yb,indexv:Zb,currentSlide:_b})},1)}function e(){lc.theme=document.querySelector("#theme"),lc.wrapper=document.querySelector(".reveal"),lc.slides=document.querySelector(".reveal .slides"),lc.slides.classList.add("no-transition"),lc.background=f(lc.wrapper,"div","backgrounds",null),lc.progress=f(lc.wrapper,"div","progress","<span></span>"),lc.progressbar=lc.progress.querySelector("span"),f(lc.wrapper,"aside","controls",'<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>'),lc.slideNumber=f(lc.wrapper,"div","slide-number",""),f(lc.wrapper,"div","state-background",null),f(lc.wrapper,"div","pause-overlay",null),lc.controls=document.querySelector(".reveal .controls"),lc.controlsLeft=m(document.querySelectorAll(".navigate-left")),lc.controlsRight=m(document.querySelectorAll(".navigate-right")),lc.controlsUp=m(document.querySelectorAll(".navigate-up")),lc.controlsDown=m(document.querySelectorAll(".navigate-down")),lc.controlsPrev=m(document.querySelectorAll(".navigate-prev")),lc.controlsNext=m(document.querySelectorAll(".navigate-next"))}function f(a,b,c,d){var e=a.querySelector("."+c);return e||(e=document.createElement(b),e.classList.add(c),null!==d&&(e.innerHTML=d),a.appendChild(e)),e}function g(){s()&&document.body.classList.add("print-pdf"),lc.background.innerHTML="",lc.background.classList.add("no-transition"),m(document.querySelectorAll(ec)).forEach(function(a){var b;b=s()?h(a,a):h(a,lc.background),m(a.querySelectorAll("section")).forEach(function(a){s()?h(a,a):h(a,b)})}),hc.parallaxBackgroundImage?(lc.background.style.backgroundImage='url("'+hc.parallaxBackgroundImage+'")',lc.background.style.backgroundSize=hc.parallaxBackgroundSize,setTimeout(function(){lc.wrapper.classList.add("has-parallax-background")},1)):(lc.background.style.backgroundImage="",lc.wrapper.classList.remove("has-parallax-background"))}function h(a,b){var c={background:a.getAttribute("data-background"),backgroundSize:a.getAttribute("data-background-size"),backgroundImage:a.getAttribute("data-background-image"),backgroundVideo:a.getAttribute("data-background-video"),backgroundColor:a.getAttribute("data-background-color"),backgroundRepeat:a.getAttribute("data-background-repeat"),backgroundPosition:a.getAttribute("data-background-position"),backgroundTransition:a.getAttribute("data-background-transition")},d=document.createElement("div");if(d.className="slide-background",c.background&&(/^(http|file|\/\/)/gi.test(c.background)||/\.(svg|png|jpg|jpeg|gif|bmp)$/gi.test(c.background)?d.style.backgroundImage="url("+c.background+")":d.style.background=c.background),(c.background||c.backgroundColor||c.backgroundImage||c.backgroundVideo)&&d.setAttribute("data-background-hash",c.background+c.backgroundSize+c.backgroundImage+c.backgroundVideo+c.backgroundColor+c.backgroundRepeat+c.backgroundPosition+c.backgroundTransition),c.backgroundSize&&(d.style.backgroundSize=c.backgroundSize),c.backgroundImage&&(d.style.backgroundImage='url("'+c.backgroundImage+'")'),c.backgroundColor&&(d.style.backgroundColor=c.backgroundColor),c.backgroundRepeat&&(d.style.backgroundRepeat=c.backgroundRepeat),c.backgroundPosition&&(d.style.backgroundPosition=c.backgroundPosition),c.backgroundTransition&&d.setAttribute("data-background-transition",c.backgroundTransition),c.backgroundVideo){var e=document.createElement("video");c.backgroundVideo.split(",").forEach(function(a){e.innerHTML+='<source src="'+a+'">'}),d.appendChild(e)}return b.appendChild(d),d}function i(a){var b=document.querySelectorAll(dc).length;if(lc.wrapper.classList.remove(hc.transition),"object"==typeof a&&l(hc,a),mc.transforms3d===!1&&(hc.transition="linear"),lc.wrapper.classList.add(hc.transition),lc.wrapper.setAttribute("data-transition-speed",hc.transitionSpeed),lc.wrapper.setAttribute("data-background-transition",hc.backgroundTransition),lc.controls.style.display=hc.controls?"block":"none",lc.progress.style.display=hc.progress?"block":"none",hc.rtl?lc.wrapper.classList.add("rtl"):lc.wrapper.classList.remove("rtl"),hc.center?lc.wrapper.classList.add("center"):lc.wrapper.classList.remove("center"),hc.mouseWheel?(document.addEventListener("DOMMouseScroll",Jb,!1),document.addEventListener("mousewheel",Jb,!1)):(document.removeEventListener("DOMMouseScroll",Jb,!1),document.removeEventListener("mousewheel",Jb,!1)),hc.rollingLinks?w():x(),hc.previewLinks?y():(z(),y("[data-preview-link]")),cc&&(cc.destroy(),cc=null),b>1&&hc.autoSlide&&hc.autoSlideStoppable&&mc.canvas&&mc.requestAnimationFrame&&(cc=new Xb(lc.wrapper,function(){return Math.min(Math.max((Date.now()-sc)/qc,0),1)}),cc.on("click",Wb),tc=!1),hc.fragments===!1&&m(lc.slides.querySelectorAll(".fragment")).forEach(function(a){a.classList.add("visible"),a.classList.remove("current-fragment")}),hc.theme&&lc.theme){var c=lc.theme.getAttribute("href"),d=/[^\/]*?(?=\.css)/,e=c.match(d)[0];hc.theme!==e&&(c=c.replace(d,hc.theme),lc.theme.setAttribute("href",c))}T()}function j(){if(pc=!0,window.addEventListener("hashchange",Rb,!1),window.addEventListener("resize",Sb,!1),hc.touch&&(lc.wrapper.addEventListener("touchstart",Db,!1),lc.wrapper.addEventListener("touchmove",Eb,!1),lc.wrapper.addEventListener("touchend",Fb,!1),window.navigator.pointerEnabled?(lc.wrapper.addEventListener("pointerdown",Gb,!1),lc.wrapper.addEventListener("pointermove",Hb,!1),lc.wrapper.addEventListener("pointerup",Ib,!1)):window.navigator.msPointerEnabled&&(lc.wrapper.addEventListener("MSPointerDown",Gb,!1),lc.wrapper.addEventListener("MSPointerMove",Hb,!1),lc.wrapper.addEventListener("MSPointerUp",Ib,!1))),hc.keyboard&&document.addEventListener("keydown",Cb,!1),hc.progress&&lc.progress&&lc.progress.addEventListener("click",Kb,!1),hc.focusBodyOnPageVisiblityChange){var a;"hidden"in document?a="visibilitychange":"msHidden"in document?a="msvisibilitychange":"webkitHidden"in document&&(a="webkitvisibilitychange"),a&&document.addEventListener(a,Tb,!1)}["touchstart","click"].forEach(function(a){lc.controlsLeft.forEach(function(b){b.addEventListener(a,Lb,!1)}),lc.controlsRight.forEach(function(b){b.addEventListener(a,Mb,!1)}),lc.controlsUp.forEach(function(b){b.addEventListener(a,Nb,!1)}),lc.controlsDown.forEach(function(b){b.addEventListener(a,Ob,!1)}),lc.controlsPrev.forEach(function(b){b.addEventListener(a,Pb,!1)}),lc.controlsNext.forEach(function(b){b.addEventListener(a,Qb,!1)})})}function k(){pc=!1,document.removeEventListener("keydown",Cb,!1),window.removeEventListener("hashchange",Rb,!1),window.removeEventListener("resize",Sb,!1),lc.wrapper.removeEventListener("touchstart",Db,!1),lc.wrapper.removeEventListener("touchmove",Eb,!1),lc.wrapper.removeEventListener("touchend",Fb,!1),window.navigator.pointerEnabled?(lc.wrapper.removeEventListener("pointerdown",Gb,!1),lc.wrapper.removeEventListener("pointermove",Hb,!1),lc.wrapper.removeEventListener("pointerup",Ib,!1)):window.navigator.msPointerEnabled&&(lc.wrapper.removeEventListener("MSPointerDown",Gb,!1),lc.wrapper.removeEventListener("MSPointerMove",Hb,!1),lc.wrapper.removeEventListener("MSPointerUp",Ib,!1)),hc.progress&&lc.progress&&lc.progress.removeEventListener("click",Kb,!1),["touchstart","click"].forEach(function(a){lc.controlsLeft.forEach(function(b){b.removeEventListener(a,Lb,!1)}),lc.controlsRight.forEach(function(b){b.removeEventListener(a,Mb,!1)}),lc.controlsUp.forEach(function(b){b.removeEventListener(a,Nb,!1)}),lc.controlsDown.forEach(function(b){b.removeEventListener(a,Ob,!1)}),lc.controlsPrev.forEach(function(b){b.removeEventListener(a,Pb,!1)}),lc.controlsNext.forEach(function(b){b.removeEventListener(a,Qb,!1)})})}function l(a,b){for(var c in b)a[c]=b[c]}function m(a){return Array.prototype.slice.call(a)}function n(a){if("string"==typeof a){if("null"===a)return null;if("true"===a)return!0;if("false"===a)return!1;if(a.match(/^\d+$/))return parseFloat(a)}return a}function o(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)}function p(a,b){a.style.WebkitTransform=b,a.style.MozTransform=b,a.style.msTransform=b,a.style.OTransform=b,a.style.transform=b}function q(a){var b=0;if(a){var c=0;m(a.childNodes).forEach(function(a){"number"==typeof a.offsetTop&&a.style&&("absolute"===a.style.position&&(c+=1),b=Math.max(b,a.offsetTop+a.offsetHeight))}),0===c&&(b=a.offsetHeight)}return b}function r(a,b){if(b=b||0,a){var c,d=a.style.height;return a.style.height="0px",c=b-a.parentNode.offsetHeight,a.style.height=d+"px",c}return b}function s(){return/print-pdf/gi.test(window.location.search)}function t(){hc.hideAddressBar&&bc&&(window.addEventListener("load",u,!1),window.addEventListener("orientationchange",u,!1))}function u(){setTimeout(function(){window.scrollTo(0,1)},10)}function v(a,b){var c=document.createEvent("HTMLEvents",1,2);c.initEvent(a,!0,!0),l(c,b),lc.wrapper.dispatchEvent(c)}function w(){if(mc.transforms3d&&!("msPerspective"in document.body.style))for(var a=document.querySelectorAll(dc+" a"),b=0,c=a.length;c>b;b++){var d=a[b];if(!(!d.textContent||d.querySelector("*")||d.className&&d.classList.contains(d,"roll"))){var e=document.createElement("span");e.setAttribute("data-title",d.text),e.innerHTML=d.innerHTML,d.classList.add("roll"),d.innerHTML="",d.appendChild(e)}}}function x(){for(var a=document.querySelectorAll(dc+" a.roll"),b=0,c=a.length;c>b;b++){var d=a[b],e=d.querySelector("span");e&&(d.classList.remove("roll"),d.innerHTML=e.innerHTML)}}function y(a){var b=m(document.querySelectorAll(a?a:"a"));b.forEach(function(a){/^(http|www)/gi.test(a.getAttribute("href"))&&a.addEventListener("click",Vb,!1)})}function z(){var a=m(document.querySelectorAll("a"));a.forEach(function(a){/^(http|www)/gi.test(a.getAttribute("href"))&&a.removeEventListener("click",Vb,!1)})}function A(a){B(),lc.preview=document.createElement("div"),lc.preview.classList.add("preview-link-overlay"),lc.wrapper.appendChild(lc.preview),lc.preview.innerHTML=["<header>",'<a class="close" href="#"><span class="icon"></span></a>','<a class="external" href="'+a+'" target="_blank"><span class="icon"></span></a>',"</header>",'<div class="spinner"></div>','<div class="viewport">','<iframe src="'+a+'"></iframe>',"</div>"].join(""),lc.preview.querySelector("iframe").addEventListener("load",function(){lc.preview.classList.add("loaded")},!1),lc.preview.querySelector(".close").addEventListener("click",function(a){B(),a.preventDefault()},!1),lc.preview.querySelector(".external").addEventListener("click",function(){B()},!1),setTimeout(function(){lc.preview.classList.add("visible")},1)}function B(){lc.preview&&(lc.preview.setAttribute("src",""),lc.preview.parentNode.removeChild(lc.preview),lc.preview=null)}function C(){if(lc.wrapper&&!s()){var a=lc.wrapper.offsetWidth,b=lc.wrapper.offsetHeight;a-=b*hc.margin,b-=b*hc.margin;var c=hc.width,d=hc.height,e=20;D(hc.width,hc.height,e),"string"==typeof c&&/%$/.test(c)&&(c=parseInt(c,10)/100*a),"string"==typeof d&&/%$/.test(d)&&(d=parseInt(d,10)/100*b),lc.slides.style.width=c+"px",lc.slides.style.height=d+"px",kc=Math.min(a/c,b/d),kc=Math.max(kc,hc.minScale),kc=Math.min(kc,hc.maxScale),"undefined"==typeof lc.slides.style.zoom||navigator.userAgent.match(/(iphone|ipod|ipad|android)/gi)?p(lc.slides,"translate(-50%, -50%) scale("+kc+") translate(50%, 50%)"):lc.slides.style.zoom=kc;for(var f=m(document.querySelectorAll(dc)),g=0,h=f.length;h>g;g++){var i=f[g];"none"!==i.style.display&&(i.style.top=hc.center||i.classList.contains("center")?i.classList.contains("stack")?0:Math.max(-(q(i)/2)-e,-d/2)+"px":"")}Y(),ab()}}function D(a,b){m(lc.slides.querySelectorAll("section > .stretch")).forEach(function(c){var d=r(c,b);if(/(img|video)/gi.test(c.nodeName)){var e=c.naturalWidth||c.videoWidth,f=c.naturalHeight||c.videoHeight,g=Math.min(a/e,d/f);c.style.width=e*g+"px",c.style.height=f*g+"px"}else c.style.width=a+"px",c.style.height=d+"px"})}function E(a,b){"object"==typeof a&&"function"==typeof a.setAttribute&&a.setAttribute("data-previous-indexv",b||0)}function F(a){if("object"==typeof a&&"function"==typeof a.setAttribute&&a.classList.contains("stack")){var b=a.hasAttribute("data-start-indexv")?"data-start-indexv":"data-previous-indexv";return parseInt(a.getAttribute(b)||0,10)}return 0}function G(){if(hc.overview){sb();var a=lc.wrapper.classList.contains("overview"),b=window.innerWidth<400?1e3:2500;lc.wrapper.classList.add("overview"),lc.wrapper.classList.remove("overview-deactivating");for(var c=document.querySelectorAll(ec),d=0,e=c.length;e>d;d++){var f=c[d],g=hc.rtl?-105:105;if(f.setAttribute("data-index-h",d),p(f,"translateZ(-"+b+"px) translate("+(d-Yb)*g+"%, 0%)"),f.classList.contains("stack"))for(var h=f.querySelectorAll("section"),i=0,j=h.length;j>i;i++){var k=d===Yb?Zb:F(f),l=h[i];l.setAttribute("data-index-h",d),l.setAttribute("data-index-v",i),p(l,"translate(0%, "+105*(i-k)+"%)"),l.addEventListener("click",Ub,!0)}else f.addEventListener("click",Ub,!0)}X(),C(),a||v("overviewshown",{indexh:Yb,indexv:Zb,currentSlide:_b})}}function H(){hc.overview&&(lc.wrapper.classList.remove("overview"),lc.wrapper.classList.add("overview-deactivating"),setTimeout(function(){lc.wrapper.classList.remove("overview-deactivating")},1),m(document.querySelectorAll(dc)).forEach(function(a){p(a,""),a.removeEventListener("click",Ub,!0)}),S(Yb,Zb),rb(),v("overviewhidden",{indexh:Yb,indexv:Zb,currentSlide:_b}))}function I(a){"boolean"==typeof a?a?G():H():J()?H():G()}function J(){return lc.wrapper.classList.contains("overview")}function K(a){return a=a?a:_b,a&&a.parentNode&&!!a.parentNode.nodeName.match(/section/i)}function L(){var a=document.body,b=a.requestFullScreen||a.webkitRequestFullscreen||a.webkitRequestFullScreen||a.mozRequestFullScreen||a.msRequestFullscreen;b&&b.apply(a)}function M(){var a=lc.wrapper.classList.contains("paused");sb(),lc.wrapper.classList.add("paused"),a===!1&&v("paused")}function N(){var a=lc.wrapper.classList.contains("paused");lc.wrapper.classList.remove("paused"),rb(),a&&v("resumed")}function O(a){"boolean"==typeof a?a?M():N():P()?N():M()}function P(){return lc.wrapper.classList.contains("paused")}function Q(a){"boolean"==typeof a?a?ub():tb():tc?ub():tb()}function R(){return!(!qc||tc)}function S(a,b,c,d){$b=_b;var e=document.querySelectorAll(ec);void 0===b&&(b=F(e[a])),$b&&$b.parentNode&&$b.parentNode.classList.contains("stack")&&E($b.parentNode,Zb);var f=jc.concat();jc.length=0;var g=Yb||0,h=Zb||0;Yb=W(ec,void 0===a?Yb:a),Zb=W(fc,void 0===b?Zb:b),X(),C();a:for(var i=0,j=jc.length;j>i;i++){for(var k=0;k<f.length;k++)if(f[k]===jc[i]){f.splice(k,1);continue a}document.documentElement.classList.add(jc[i]),v(jc[i])}for(;f.length;)document.documentElement.classList.remove(f.pop());J()&&G();var l=e[Yb],n=l.querySelectorAll("section");_b=n[Zb]||l,"undefined"!=typeof c&&ob(c);var o=Yb!==g||Zb!==h;o?v("slidechanged",{indexh:Yb,indexv:Zb,previousSlide:$b,currentSlide:_b,origin:d}):$b=null,$b&&($b.classList.remove("present"),document.querySelector(gc).classList.contains("present")&&setTimeout(function(){var a,b=m(document.querySelectorAll(ec+".stack"));for(a in b)b[a]&&E(b[a],0)},0)),o&&(eb($b),db(_b)),$(),Y(),_(),ab(),Z(),ib(),rb()}function T(){k(),j(),C(),qc=hc.autoSlide,rb(),g(),V(),$(),Y(),_(!0),Z()}function U(){var a=m(document.querySelectorAll(ec));a.forEach(function(a){var b=m(a.querySelectorAll("section"));b.forEach(function(a,b){b>0&&(a.classList.remove("present"),a.classList.remove("past"),a.classList.add("future"))})})}function V(){var a=m(document.querySelectorAll(ec));a.forEach(function(a){var b=m(a.querySelectorAll("section"));b.forEach(function(a){nb(a.querySelectorAll(".fragment"))}),0===b.length&&nb(a.querySelectorAll(".fragment"))})}function W(a,b){var c=m(document.querySelectorAll(a)),d=c.length;if(d){hc.loop&&(b%=d,0>b&&(b=d+b)),b=Math.max(Math.min(b,d-1),0);for(var e=0;d>e;e++){var f=c[e],g=hc.rtl&&!K(f);if(f.classList.remove("past"),f.classList.remove("present"),f.classList.remove("future"),f.setAttribute("hidden",""),b>e){if(f.classList.add(g?"future":"past"),hc.fragments)for(var h=m(f.querySelectorAll(".fragment"));h.length;){var i=h.pop();i.classList.add("visible"),i.classList.remove("current-fragment")}}else if(e>b&&(f.classList.add(g?"past":"future"),hc.fragments))for(var j=m(f.querySelectorAll(".fragment.visible"));j.length;){var k=j.pop();k.classList.remove("visible"),k.classList.remove("current-fragment")}f.querySelector("section")&&f.classList.add("stack")}c[b].classList.add("present"),c[b].removeAttribute("hidden");var l=c[b].getAttribute("data-state");l&&(jc=jc.concat(l.split(" ")))}else b=0;return b}function X(){var a,b,c=m(document.querySelectorAll(ec)),d=c.length;if(d){var e=J()?10:hc.viewDistance;bc&&(e=J()?6:1);for(var f=0;d>f;f++){var g=c[f],h=m(g.querySelectorAll("section")),i=h.length;if(a=Math.abs((Yb-f)%(d-e))||0,g.style.display=a>e?"none":"block",i)for(var j=F(g),k=0;i>k;k++){var l=h[k];b=f===Yb?Math.abs(Zb-k):Math.abs(k-j),l.style.display=a+b>e?"none":"block"}}}}function Y(){hc.progress&&lc.progress&&(lc.progressbar.style.width=fb()*window.innerWidth+"px")}function Z(){if(hc.slideNumber&&lc.slideNumber){var a=Yb;Zb>0&&(a+=" - "+Zb),lc.slideNumber.innerHTML=a}}function $(){var a=bb(),b=cb();lc.controlsLeft.concat(lc.controlsRight).concat(lc.controlsUp).concat(lc.controlsDown).concat(lc.controlsPrev).concat(lc.controlsNext).forEach(function(a){a.classList.remove("enabled"),a.classList.remove("fragmented")}),a.left&&lc.controlsLeft.forEach(function(a){a.classList.add("enabled")}),a.right&&lc.controlsRight.forEach(function(a){a.classList.add("enabled")}),a.up&&lc.controlsUp.forEach(function(a){a.classList.add("enabled")}),a.down&&lc.controlsDown.forEach(function(a){a.classList.add("enabled")}),(a.left||a.up)&&lc.controlsPrev.forEach(function(a){a.classList.add("enabled")}),(a.right||a.down)&&lc.controlsNext.forEach(function(a){a.classList.add("enabled")}),_b&&(b.prev&&lc.controlsPrev.forEach(function(a){a.classList.add("fragmented","enabled")}),b.next&&lc.controlsNext.forEach(function(a){a.classList.add("fragmented","enabled")}),K(_b)?(b.prev&&lc.controlsUp.forEach(function(a){a.classList.add("fragmented","enabled")}),b.next&&lc.controlsDown.forEach(function(a){a.classList.add("fragmented","enabled")})):(b.prev&&lc.controlsLeft.forEach(function(a){a.classList.add("fragmented","enabled")}),b.next&&lc.controlsRight.forEach(function(a){a.classList.add("fragmented","enabled")})))}function _(a){var b=null,c=hc.rtl?"future":"past",d=hc.rtl?"past":"future";if(m(lc.background.childNodes).forEach(function(e,f){Yb>f?e.className="slide-background "+c:f>Yb?e.className="slide-background "+d:(e.className="slide-background present",b=e),(a||f===Yb)&&m(e.childNodes).forEach(function(a,c){Zb>c?a.className="slide-background past":c>Zb?a.className="slide-background future":(a.className="slide-background present",f===Yb&&(b=a))})}),b){var e=ac?ac.getAttribute("data-background-hash"):null,f=b.getAttribute("data-background-hash");f&&f===e&&b!==ac&&lc.background.classList.add("no-transition"),ac=b}setTimeout(function(){lc.background.classList.remove("no-transition")},1)}function ab(){if(hc.parallaxBackgroundImage){var a,b,c=document.querySelectorAll(ec),d=document.querySelectorAll(fc),e=lc.background.style.backgroundSize.split(" ");1===e.length?a=b=parseInt(e[0],10):(a=parseInt(e[0],10),b=parseInt(e[1],10));var f=lc.background.offsetWidth,g=c.length,h=-(a-f)/(g-1)*Yb,i=lc.background.offsetHeight,j=d.length,k=j>1?-(b-i)/(j-1)*Zb:0;lc.background.style.backgroundPosition=h+"px "+k+"px"}}function bb(){var a=document.querySelectorAll(ec),b=document.querySelectorAll(fc),c={left:Yb>0||hc.loop,right:Yb<a.length-1||hc.loop,up:Zb>0,down:Zb<b.length-1};if(hc.rtl){var d=c.left;c.left=c.right,c.right=d}return c}function cb(){if(_b&&hc.fragments){var a=_b.querySelectorAll(".fragment"),b=_b.querySelectorAll(".fragment:not(.visible)");return{prev:a.length-b.length>0,next:!!b.length}}return{prev:!1,next:!1}}function db(a){a&&!gb()&&(m(a.querySelectorAll("video, audio")).forEach(function(a){a.hasAttribute("data-autoplay")&&a.play()}),m(a.querySelectorAll("iframe")).forEach(function(a){a.contentWindow.postMessage("slide:start","*")}),m(a.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(a){a.hasAttribute("data-autoplay")&&a.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*")}))}function eb(a){a&&(m(a.querySelectorAll("video, audio")).forEach(function(a){a.hasAttribute("data-ignore")||a.pause()}),m(a.querySelectorAll("iframe")).forEach(function(a){a.contentWindow.postMessage("slide:stop","*")}),m(a.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(a){a.hasAttribute("data-ignore")||"function"!=typeof a.contentWindow.postMessage||a.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")}))}function fb(){var a=m(document.querySelectorAll(ec)),b=document.querySelectorAll(dc+":not(.stack)").length,c=0;a:for(var d=0;d<a.length;d++){for(var e=a[d],f=m(e.querySelectorAll("section")),g=0;g<f.length;g++){if(f[g].classList.contains("present"))break a;c++}if(e.classList.contains("present"))break;e.classList.contains("stack")===!1&&c++}if(_b){var h=_b.querySelectorAll(".fragment");if(h.length>0){var i=_b.querySelectorAll(".fragment.visible"),j=.9;c+=i.length/h.length*j}}return c/(b-1)}function gb(){return!!window.location.search.match(/receiver/gi)}function hb(){var a=window.location.hash,b=a.slice(2).split("/"),c=a.replace(/#|\//gi,"");if(isNaN(parseInt(b[0],10))&&c.length){var d;try{d=document.querySelector("#"+c)}catch(e){}if(d){var f=Reveal.getIndices(d);S(f.h,f.v)}else S(Yb||0,Zb||0)}else{var g=parseInt(b[0],10)||0,h=parseInt(b[1],10)||0;(g!==Yb||h!==Zb)&&S(g,h)}}function ib(a){if(hc.history)if(clearTimeout(oc),"number"==typeof a)oc=setTimeout(ib,a);else{var b="/",c=_b.getAttribute("id");c&&(c=c.toLowerCase(),c=c.replace(/[^a-zA-Z0-9\-\_\:\.]/g,"")),_b&&"string"==typeof c&&c.length?b="/"+c:((Yb>0||Zb>0)&&(b+=Yb),Zb>0&&(b+="/"+Zb)),window.location.hash=b}}function jb(a){var b,c=Yb,d=Zb;if(a){var e=K(a),f=e?a.parentNode:a,g=m(document.querySelectorAll(ec));c=Math.max(g.indexOf(f),0),e&&(d=Math.max(m(a.parentNode.querySelectorAll("section")).indexOf(a),0))}if(!a&&_b){var h=_b.querySelectorAll(".fragment").length>0;if(h){var i=_b.querySelectorAll(".fragment.visible");b=i.length-1}}return{h:c,v:d,f:b}}function kb(){return document.querySelectorAll(dc+":not(.stack)").length}function lb(){var a=jb();return{indexh:a.h,indexv:a.v,indexf:a.f,paused:P(),overview:J()}}function mb(a){"object"==typeof a&&(S(n(a.indexh),n(a.indexv),n(a.indexf)),O(n(a.paused)),I(n(a.overview)))}function nb(a){a=m(a);var b=[],c=[],d=[];a.forEach(function(a){if(a.hasAttribute("data-fragment-index")){var d=parseInt(a.getAttribute("data-fragment-index"),10);b[d]||(b[d]=[]),b[d].push(a)}else c.push([a])}),b=b.concat(c);var e=0;return b.forEach(function(a){a.forEach(function(a){d.push(a),a.setAttribute("data-fragment-index",e)}),e++}),d}function ob(a,b){if(_b&&hc.fragments){var c=nb(_b.querySelectorAll(".fragment"));if(c.length){if("number"!=typeof a){var d=nb(_b.querySelectorAll(".fragment.visible")).pop();a=d?parseInt(d.getAttribute("data-fragment-index")||0,10):-1}"number"==typeof b&&(a+=b);var e=[],f=[];return m(c).forEach(function(b,c){b.hasAttribute("data-fragment-index")&&(c=parseInt(b.getAttribute("data-fragment-index"),10)),a>=c?(b.classList.contains("visible")||e.push(b),b.classList.add("visible"),b.classList.remove("current-fragment"),c===a&&b.classList.add("current-fragment")):(b.classList.contains("visible")&&f.push(b),b.classList.remove("visible"),b.classList.remove("current-fragment"))}),f.length&&v("fragmenthidden",{fragment:f[0],fragments:f}),e.length&&v("fragmentshown",{fragment:e[0],fragments:e}),$(),Y(),!(!e.length&&!f.length)}}return!1}function pb(){return ob(null,1)}function qb(){return ob(null,-1)}function rb(){if(sb(),_b){var a=_b.querySelector(".current-fragment"),b=a?a.getAttribute("data-autoslide"):null,c=_b.parentNode?_b.parentNode.getAttribute("data-autoslide"):null,d=_b.getAttribute("data-autoslide");qc=b?parseInt(b,10):d?parseInt(d,10):c?parseInt(c,10):hc.autoSlide,m(_b.querySelectorAll("video, audio")).forEach(function(a){a.hasAttribute("data-autoplay")&&qc&&1e3*a.duration>qc&&(qc=1e3*a.duration+1e3)}),!qc||tc||P()||J()||Reveal.isLastSlide()&&hc.loop!==!0||(rc=setTimeout(Ab,qc),sc=Date.now()),cc&&cc.setPlaying(-1!==rc)}}function sb(){clearTimeout(rc),rc=-1}function tb(){tc=!0,v("autoslidepaused"),clearTimeout(rc),cc&&cc.setPlaying(!1)}function ub(){tc=!1,v("autoslideresumed"),rb()}function vb(){hc.rtl?(J()||pb()===!1)&&bb().left&&S(Yb+1):(J()||qb()===!1)&&bb().left&&S(Yb-1)}function wb(){hc.rtl?(J()||qb()===!1)&&bb().right&&S(Yb-1):(J()||pb()===!1)&&bb().right&&S(Yb+1)}function xb(){(J()||qb()===!1)&&bb().up&&S(Yb,Zb-1)}function yb(){(J()||pb()===!1)&&bb().down&&S(Yb,Zb+1)}function zb(){if(qb()===!1)if(bb().up)xb();else{var a=document.querySelector(ec+".past:nth-child("+Yb+")");if(a){var b=a.querySelectorAll("section").length-1||void 0,c=Yb-1;S(c,b)}}}function Ab(){pb()===!1&&(bb().down?yb():wb()),rb()}function Bb(){hc.autoSlideStoppable&&tb()}function Cb(a){var b=tc;Bb(a),document.activeElement;var c=!(!document.activeElement||!document.activeElement.type&&!document.activeElement.href&&"inherit"===document.activeElement.contentEditable);if(!(c||a.shiftKey&&32!==a.keyCode||a.altKey||a.ctrlKey||a.metaKey)){if(P()&&-1===[66,190,191].indexOf(a.keyCode))return!1;var d=!1;if("object"==typeof hc.keyboard)for(var e in hc.keyboard)if(parseInt(e,10)===a.keyCode){var f=hc.keyboard[e];"function"==typeof f?f.apply(null,[a]):"string"==typeof f&&"function"==typeof Reveal[f]&&Reveal[f].call(),d=!0}if(d===!1)switch(d=!0,a.keyCode){case 80:case 33:zb();break;case 78:case 34:Ab();break;case 72:case 37:vb();break;case 76:case 39:wb();break;case 75:case 38:xb();break;case 74:case 40:yb();break;case 36:S(0);break;case 35:S(Number.MAX_VALUE);break;case 32:J()?H():a.shiftKey?zb():Ab();break;case 13:J()?H():d=!1;break;case 66:case 190:case 191:O();break;case 70:L();break;case 65:hc.autoSlideStoppable&&Q(b);break;default:d=!1}d?a.preventDefault():27!==a.keyCode&&79!==a.keyCode||!mc.transforms3d||(lc.preview?B():I(),a.preventDefault()),rb()}}function Db(a){uc.startX=a.touches[0].clientX,uc.startY=a.touches[0].clientY,uc.startCount=a.touches.length,2===a.touches.length&&hc.overview&&(uc.startSpan=o({x:a.touches[1].clientX,y:a.touches[1].clientY},{x:uc.startX,y:uc.startY}))}function Eb(a){if(uc.captured)navigator.userAgent.match(/android/gi)&&a.preventDefault();else{Bb(a);var b=a.touches[0].clientX,c=a.touches[0].clientY;if(2===a.touches.length&&2===uc.startCount&&hc.overview){var d=o({x:a.touches[1].clientX,y:a.touches[1].clientY},{x:uc.startX,y:uc.startY});Math.abs(uc.startSpan-d)>uc.threshold&&(uc.captured=!0,d<uc.startSpan?G():H()),a.preventDefault()}else if(1===a.touches.length&&2!==uc.startCount){var e=b-uc.startX,f=c-uc.startY;e>uc.threshold&&Math.abs(e)>Math.abs(f)?(uc.captured=!0,vb()):e<-uc.threshold&&Math.abs(e)>Math.abs(f)?(uc.captured=!0,wb()):f>uc.threshold?(uc.captured=!0,xb()):f<-uc.threshold&&(uc.captured=!0,yb()),hc.embedded?(uc.captured||K(_b))&&a.preventDefault():a.preventDefault()}}}function Fb(){uc.captured=!1}function Gb(a){(a.pointerType===a.MSPOINTER_TYPE_TOUCH||"touch"===a.pointerType)&&(a.touches=[{clientX:a.clientX,clientY:a.clientY}],Db(a))}function Hb(a){(a.pointerType===a.MSPOINTER_TYPE_TOUCH||"touch"===a.pointerType)&&(a.touches=[{clientX:a.clientX,clientY:a.clientY}],Eb(a))}function Ib(a){(a.pointerType===a.MSPOINTER_TYPE_TOUCH||"touch"===a.pointerType)&&(a.touches=[{clientX:a.clientX,clientY:a.clientY}],Fb(a))}function Jb(a){if(Date.now()-nc>600){nc=Date.now();var b=a.detail||-a.wheelDelta;b>0?Ab():zb()}}function Kb(a){Bb(a),a.preventDefault();var b=m(document.querySelectorAll(ec)).length,c=Math.floor(a.clientX/lc.wrapper.offsetWidth*b);S(c)}function Lb(a){a.preventDefault(),Bb(),vb()}function Mb(a){a.preventDefault(),Bb(),wb()}function Nb(a){a.preventDefault(),Bb(),xb()}function Ob(a){a.preventDefault(),Bb(),yb()}function Pb(a){a.preventDefault(),Bb(),zb()}function Qb(a){a.preventDefault(),Bb(),Ab()}function Rb(){hb()}function Sb(){C()}function Tb(){var a=document.webkitHidden||document.msHidden||document.hidden;a===!1&&document.activeElement!==document.body&&(document.activeElement.blur(),document.body.focus())}function Ub(a){if(pc&&J()){a.preventDefault();for(var b=a.target;b&&!b.nodeName.match(/section/gi);)b=b.parentNode;if(b&&!b.classList.contains("disabled")&&(H(),b.nodeName.match(/section/gi))){var c=parseInt(b.getAttribute("data-index-h"),10),d=parseInt(b.getAttribute("data-index-v"),10);S(c,d)}}}function Vb(a){var b=a.target.getAttribute("href");b&&(A(b),a.preventDefault())}function Wb(){Reveal.isLastSlide()&&hc.loop===!1?(S(0,0),ub()):tc?ub():tb()}function Xb(a,b){this.diameter=50,this.thickness=3,this.playing=!1,this.progress=0,this.progressOffset=1,this.container=a,this.progressCheck=b,this.canvas=document.createElement("canvas"),this.canvas.className="playback",this.canvas.width=this.diameter,this.canvas.height=this.diameter,this.context=this.canvas.getContext("2d"),this.container.appendChild(this.canvas),this.render()}var Yb,Zb,$b,_b,ac,bc,cc,dc=".reveal .slides section",ec=".reveal .slides>section",fc=".reveal .slides>section.present>section",gc=".reveal .slides>section:first-of-type",hc={width:960,height:700,margin:.1,minScale:.2,maxScale:1,controls:!0,progress:!0,slideNumber:!1,history:!1,keyboard:!0,overview:!0,center:!0,touch:!0,loop:!1,rtl:!1,fragments:!0,embedded:!1,autoSlide:0,autoSlideStoppable:!0,mouseWheel:!1,rollingLinks:!1,hideAddressBar:!0,previewLinks:!1,focusBodyOnPageVisiblityChange:!0,theme:null,transition:"default",transitionSpeed:"default",backgroundTransition:"default",parallaxBackgroundImage:"",parallaxBackgroundSize:"",viewDistance:3,dependencies:[]},ic=!1,jc=[],kc=1,lc={},mc={},nc=0,oc=0,pc=!1,qc=0,rc=0,sc=-1,tc=!1,uc={startX:0,startY:0,startSpan:0,startCount:0,captured:!1,threshold:40};return Xb.prototype.setPlaying=function(a){var b=this.playing;this.playing=a,!b&&this.playing?this.animate():this.render()},Xb.prototype.animate=function(){var a=this.progress;this.progress=this.progressCheck(),a>.8&&this.progress<.2&&(this.progressOffset=this.progress),this.render(),this.playing&&mc.requestAnimationFrameMethod.call(window,this.animate.bind(this))},Xb.prototype.render=function(){var a=this.playing?this.progress:0,b=this.diameter/2-this.thickness,c=this.diameter/2,d=this.diameter/2,e=14;
|
|
this.progressOffset+=.1*(1-this.progressOffset);var f=-Math.PI/2+a*2*Math.PI,g=-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(c,d,b+2,0,2*Math.PI,!1),this.context.fillStyle="rgba( 0, 0, 0, 0.4 )",this.context.fill(),this.context.beginPath(),this.context.arc(c,d,b,0,2*Math.PI,!1),this.context.lineWidth=this.thickness,this.context.strokeStyle="#666",this.context.stroke(),this.playing&&(this.context.beginPath(),this.context.arc(c,d,b,g,f,!1),this.context.lineWidth=this.thickness,this.context.strokeStyle="#fff",this.context.stroke()),this.context.translate(c-e/2,d-e/2),this.playing?(this.context.fillStyle="#fff",this.context.fillRect(0,0,e/2-2,e),this.context.fillRect(e/2+2,0,e/2-2,e)):(this.context.beginPath(),this.context.translate(2,0),this.context.moveTo(0,0),this.context.lineTo(e-2,e/2),this.context.lineTo(0,e),this.context.fillStyle="#fff",this.context.fill()),this.context.restore()},Xb.prototype.on=function(a,b){this.canvas.addEventListener(a,b,!1)},Xb.prototype.off=function(a,b){this.canvas.removeEventListener(a,b,!1)},Xb.prototype.destroy=function(){this.playing=!1,this.canvas.parentNode&&this.container.removeChild(this.canvas)},{initialize:a,configure:i,sync:T,slide:S,left:vb,right:wb,up:xb,down:yb,prev:zb,next:Ab,navigateFragment:ob,prevFragment:qb,nextFragment:pb,navigateTo:S,navigateLeft:vb,navigateRight:wb,navigateUp:xb,navigateDown:yb,navigatePrev:zb,navigateNext:Ab,layout:C,availableRoutes:bb,availableFragments:cb,toggleOverview:I,togglePause:O,toggleAutoSlide:Q,isOverview:J,isPaused:P,isAutoSliding:R,addEventListeners:j,removeEventListeners:k,getState:lb,setState:mb,getProgress:fb,getIndices:jb,getTotalSlides:kb,getSlide:function(a,b){var c=document.querySelectorAll(ec)[a],d=c&&c.querySelectorAll("section");return"undefined"!=typeof b?d?d[b]:void 0:c},getPreviousSlide:function(){return $b},getCurrentSlide:function(){return _b},getScale:function(){return kc},getConfig:function(){return hc},getQueryHash:function(){var a={};location.search.replace(/[A-Z0-9]+?=([\w\.%-]*)/gi,function(b){a[b.split("=").shift()]=b.split("=").pop()});for(var b in a){var c=a[b];a[b]=n(unescape(c))}return a},isFirstSlide:function(){return null==document.querySelector(dc+".past")?!0:!1},isLastSlide:function(){return _b?_b.nextElementSibling?!1:K(_b)&&_b.parentNode.nextElementSibling?!1:!0:!1},isReady:function(){return ic},addEventListener:function(a,b,c){"addEventListener"in window&&(lc.wrapper||document.querySelector(".reveal")).addEventListener(a,b,c)},removeEventListener:function(a,b,c){"addEventListener"in window&&(lc.wrapper||document.querySelector(".reveal")).removeEventListener(a,b,c)}}}(); |