8 lines
26 KiB
JavaScript
8 lines
26 KiB
JavaScript
/*!
|
|
* reveal.js 2.6.0 (2013-08-23, 09:08)
|
|
* http://lab.hakim.se/reveal-js
|
|
* MIT licensed
|
|
*
|
|
* Copyright (C) 2013 Hakim El Hattab, http://hakim.se
|
|
*/
|
|
var Reveal=function(){"use strict";function e(e){return t(),Ht||Rt?(window.addEventListener("load",T,!1),u(Ut,e),y(),n(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){Rt="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,Ht="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,Yt=navigator.userAgent.match(/(iphone|ipod|android)/gi)}function n(){function e(){n.length&&head.js.apply(null,n),r()}for(var t=[],n=[],o=0,a=Ut.dependencies.length;a>o;o++){var i=Ut.dependencies[o];(!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 r(){a(),o(),c(),J(),setTimeout(function(){$t.slides.classList.remove("no-transition"),jt=!0,w("ready",{indexh:Pt,indexv:Dt,currentSlide:It})},1)}function o(){var e=f(document.querySelectorAll(Ot));e.forEach(function(e){var t=f(e.querySelectorAll("section"));t.forEach(function(e,t){t>0&&e.classList.add("future")})})}function a(){$t.theme=document.querySelector("#theme"),$t.wrapper=document.querySelector(".reveal"),$t.slides=document.querySelector(".reveal .slides"),$t.slides.classList.add("no-transition"),$t.background=i($t.wrapper,"div","backgrounds",null),$t.progress=i($t.wrapper,"div","progress","<span></span>"),$t.progressbar=$t.progress.querySelector("span"),i($t.wrapper,"aside","controls",'<div class="navigate-left"></div><div class="navigate-right"></div><div class="navigate-up"></div><div class="navigate-down"></div>'),i($t.wrapper,"div","state-background",null),i($t.wrapper,"div","pause-overlay",null),Ut.controls&&($t.controls=document.querySelector(".reveal .controls"),$t.controlsLeft=f(document.querySelectorAll(".navigate-left")),$t.controlsRight=f(document.querySelectorAll(".navigate-right")),$t.controlsUp=f(document.querySelectorAll(".navigate-up")),$t.controlsDown=f(document.querySelectorAll(".navigate-down")),$t.controlsPrev=f(document.querySelectorAll(".navigate-prev")),$t.controlsNext=f(document.querySelectorAll(".navigate-next")))}function i(e,t,n,r){var o=e.querySelector("."+n);return o||(o=document.createElement(t),o.classList.add(n),null!==r&&(o.innerHTML=r),e.appendChild(o)),o}function s(){function e(e,t){var n={background:e.getAttribute("data-background"),backgroundSize:e.getAttribute("data-background-size"),backgroundImage:e.getAttribute("data-background-image"),backgroundColor:e.getAttribute("data-background-color"),backgroundRepeat:e.getAttribute("data-background-repeat"),backgroundPosition:e.getAttribute("data-background-position"),backgroundTransition:e.getAttribute("data-background-transition")},r=document.createElement("div");return r.className="slide-background",n.background&&(/^(http|file|\/\/)/gi.test(n.background)||/\.(png|jpg|jpeg|gif|bmp)$/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}h()&&document.body.classList.add("print-pdf"),$t.background.innerHTML="",$t.background.classList.add("no-transition"),f(document.querySelectorAll(Ot)).forEach(function(t){var n;n=h()?e(t,t):e(t,$t.background),f(t.querySelectorAll("section")).forEach(function(t){h()?e(t,t):e(t,n)})})}function c(e){if($t.wrapper.classList.remove(Ut.transition),"object"==typeof e&&u(Ut,e),Rt===!1&&(Ut.transition="linear"),$t.wrapper.classList.add(Ut.transition),$t.wrapper.setAttribute("data-transition-speed",Ut.transitionSpeed),$t.wrapper.setAttribute("data-background-transition",Ut.backgroundTransition),$t.controls&&($t.controls.style.display=Ut.controls&&$t.controls?"block":"none"),$t.progress&&($t.progress.style.display=Ut.progress&&$t.progress?"block":"none"),Ut.rtl?$t.wrapper.classList.add("rtl"):$t.wrapper.classList.remove("rtl"),Ut.center?$t.wrapper.classList.add("center"):$t.wrapper.classList.remove("center"),Ut.mouseWheel?(document.addEventListener("DOMMouseScroll",bt,!1),document.addEventListener("mousewheel",bt,!1)):(document.removeEventListener("DOMMouseScroll",bt,!1),document.removeEventListener("mousewheel",bt,!1)),Ut.rollingLinks?L():E(),Ut.previewLinks?k():(S(),k("[data-preview-link]")),Ut.theme&&$t.theme){var t=$t.theme.getAttribute("href"),n=/[^\/]*?(?=\.css)/,r=t.match(n)[0];Ut.theme!==r&&(t=t.replace(n,Ut.theme),$t.theme.setAttribute("href",t))}j()}function l(){Jt=!0,window.addEventListener("hashchange",qt,!1),window.addEventListener("resize",Tt,!1),Ut.touch&&($t.wrapper.addEventListener("touchstart",vt,!1),$t.wrapper.addEventListener("touchmove",pt,!1),$t.wrapper.addEventListener("touchend",gt,!1),window.navigator.msPointerEnabled&&($t.wrapper.addEventListener("MSPointerDown",mt,!1),$t.wrapper.addEventListener("MSPointerMove",ht,!1),$t.wrapper.addEventListener("MSPointerUp",yt,!1))),Ut.keyboard&&document.addEventListener("keydown",ft,!1),Ut.progress&&$t.progress&&$t.progress.addEventListener("click",wt,!1),Ut.controls&&$t.controls&&["touchstart","click"].forEach(function(e){$t.controlsLeft.forEach(function(t){t.addEventListener(e,Lt,!1)}),$t.controlsRight.forEach(function(t){t.addEventListener(e,Et,!1)}),$t.controlsUp.forEach(function(t){t.addEventListener(e,kt,!1)}),$t.controlsDown.forEach(function(t){t.addEventListener(e,St,!1)}),$t.controlsPrev.forEach(function(t){t.addEventListener(e,At,!1)}),$t.controlsNext.forEach(function(t){t.addEventListener(e,xt,!1)})})}function d(){Jt=!1,document.removeEventListener("keydown",ft,!1),window.removeEventListener("hashchange",qt,!1),window.removeEventListener("resize",Tt,!1),$t.wrapper.removeEventListener("touchstart",vt,!1),$t.wrapper.removeEventListener("touchmove",pt,!1),$t.wrapper.removeEventListener("touchend",gt,!1),window.navigator.msPointerEnabled&&($t.wrapper.removeEventListener("MSPointerDown",mt,!1),$t.wrapper.removeEventListener("MSPointerMove",ht,!1),$t.wrapper.removeEventListener("MSPointerUp",yt,!1)),Ut.progress&&$t.progress&&$t.progress.removeEventListener("click",wt,!1),Ut.controls&&$t.controls&&["touchstart","click"].forEach(function(e){$t.controlsLeft.forEach(function(t){t.removeEventListener(e,Lt,!1)}),$t.controlsRight.forEach(function(t){t.removeEventListener(e,Et,!1)}),$t.controlsUp.forEach(function(t){t.removeEventListener(e,kt,!1)}),$t.controlsDown.forEach(function(t){t.removeEventListener(e,St,!1)}),$t.controlsPrev.forEach(function(t){t.removeEventListener(e,At,!1)}),$t.controlsNext.forEach(function(t){t.removeEventListener(e,xt,!1)})})}function u(e,t){for(var n in t)e[n]=t[n]}function f(e){return Array.prototype.slice.call(e)}function v(e,t){var n=e.x-t.x,r=e.y-t.y;return Math.sqrt(n*n+r*r)}function p(e,t){e.style.WebkitTransform=t,e.style.MozTransform=t,e.style.msTransform=t,e.style.OTransform=t,e.style.transform=t}function g(e){var t=0;if(e){var n=0;f(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 m(e,t){if(t=t||0,e){var n=e.parentNode,r=n.childNodes;f(r).forEach(function(n){if("number"==typeof n.offsetHeight&&n!==e){var r=window.getComputedStyle(n),o=parseInt(r.marginTop,10),a=parseInt(r.marginBottom,10);t-=n.offsetHeight+o+a}});var o=window.getComputedStyle(e);t-=parseInt(o.marginTop,10)+parseInt(o.marginBottom,10)}return t}function h(){return/print-pdf/gi.test(window.location.search)}function y(){/iphone|ipod|android/gi.test(navigator.userAgent)&&!/crios/gi.test(navigator.userAgent)&&(window.addEventListener("load",b,!1),window.addEventListener("orientationchange",b,!1))}function b(){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 w(e,t){var n=document.createEvent("HTMLEvents",1,2);n.initEvent(e,!0,!0),u(n,t),$t.wrapper.dispatchEvent(n)}function L(){if(Rt&&!("msPerspective"in document.body.style))for(var e=document.querySelectorAll(Xt+" a:not(.image)"),t=0,n=e.length;n>t;t++){var r=e[t];if(!(!r.textContent||r.querySelector("*")||r.className&&r.classList.contains(r,"roll"))){var o=document.createElement("span");o.setAttribute("data-title",r.text),o.innerHTML=r.innerHTML,r.classList.add("roll"),r.innerHTML="",r.appendChild(o)}}}function E(){for(var e=document.querySelectorAll(Xt+" a.roll"),t=0,n=e.length;n>t;t++){var r=e[t],o=r.querySelector("span");o&&(r.classList.remove("roll"),r.innerHTML=o.innerHTML)}}function k(e){var t=f(document.querySelectorAll(e?e:"a"));t.forEach(function(e){/^(http|www)/gi.test(e.getAttribute("href"))&&e.addEventListener("click",Nt,!1)})}function S(){var e=f(document.querySelectorAll("a"));e.forEach(function(e){/^(http|www)/gi.test(e.getAttribute("href"))&&e.removeEventListener("click",Nt,!1)})}function A(e){x(),$t.preview=document.createElement("div"),$t.preview.classList.add("preview-link-overlay"),$t.wrapper.appendChild($t.preview),$t.preview.innerHTML=["<header>",'<a class="close" href="#"><span class="icon"></span></a>','<a 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(""),$t.preview.querySelector("iframe").addEventListener("load",function(){$t.preview.classList.add("loaded")},!1),$t.preview.querySelector(".close").addEventListener("click",function(e){x(),e.preventDefault()},!1),$t.preview.querySelector(".external").addEventListener("click",function(){x()},!1),setTimeout(function(){$t.preview.classList.add("visible")},1)}function x(){$t.preview&&($t.preview.setAttribute("src",""),$t.preview.parentNode.removeChild($t.preview),$t.preview=null)}function q(e){var t=f(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 T(){if($t.wrapper&&!h()){var e=$t.wrapper.offsetWidth,t=$t.wrapper.offsetHeight;e-=t*Ut.margin,t-=t*Ut.margin;var n=Ut.width,r=Ut.height,o=20;M(Ut.width,Ut.height,o),"string"==typeof n&&/%$/.test(n)&&(n=parseInt(n,10)/100*e),"string"==typeof r&&/%$/.test(r)&&(r=parseInt(r,10)/100*t),$t.slides.style.width=n+"px",$t.slides.style.height=r+"px",Kt=Math.min(e/n,t/r),Kt=Math.max(Kt,Ut.minScale),Kt=Math.min(Kt,Ut.maxScale),void 0===$t.slides.style.zoom||navigator.userAgent.match(/(iphone|ipod|ipad|android)/gi)?p($t.slides,"translate(-50%, -50%) scale("+Kt+") translate(50%, 50%)"):$t.slides.style.zoom=Kt;for(var a=f(document.querySelectorAll(Xt)),i=0,s=a.length;s>i;i++){var c=a[i];"none"!==c.style.display&&(c.style.top=Ut.center?c.classList.contains("stack")?0:Math.max(-(g(c)/2)-o,-r/2)+"px":"")}K()}}function M(e,t,n){f($t.slides.querySelectorAll("section > .stretch")).forEach(function(r){var o=m(r,t-2*n);if(/(img|video)/gi.test(r.nodeName)){var a=r.naturalWidth||r.videoWidth,i=r.naturalHeight||r.videoHeight,s=Math.min(e/a,o/i);r.style.width=a*s+"px",r.style.height=i*s+"px"}else r.style.width=e+"px",r.style.height=o+"px"})}function N(e,t){"object"==typeof e&&"function"==typeof e.setAttribute&&e.setAttribute("data-previous-indexv",t||0)}function P(e){if("object"==typeof e&&"function"==typeof e.setAttribute&&e.classList.contains("stack")){var t=e.hasAttribute("data-start-indexv")?"data-start-indexv":"data-previous-indexv";return parseInt(e.getAttribute(t)||0,10)}return 0}function D(){if(Ut.overview){at();var e=$t.wrapper.classList.contains("overview"),t=400>window.innerWidth?1e3:2500;$t.wrapper.classList.add("overview"),$t.wrapper.classList.remove("exit-overview"),clearTimeout(Qt),clearTimeout(Gt),Qt=setTimeout(function(){for(var n=document.querySelectorAll(Ot),r=0,o=n.length;o>r;r++){var a=n[r],i=Ut.rtl?-105:105;if(a.setAttribute("data-index-h",r),p(a,"translateZ(-"+t+"px) translate("+(r-Pt)*i+"%, 0%)"),a.classList.contains("stack"))for(var s=a.querySelectorAll("section"),c=0,l=s.length;l>c;c++){var d=r===Pt?Dt:P(a),u=s[c];u.setAttribute("data-index-h",r),u.setAttribute("data-index-v",c),p(u,"translate(0%, "+105*(c-d)+"%)"),u.addEventListener("click",Mt,!0)}else a.addEventListener("click",Mt,!0)}_(),T(),e||w("overviewshown",{indexh:Pt,indexv:Dt,currentSlide:It})},10)}}function C(){if(Ut.overview){clearTimeout(Qt),clearTimeout(Gt),$t.wrapper.classList.remove("overview"),$t.wrapper.classList.add("exit-overview"),Gt=setTimeout(function(){$t.wrapper.classList.remove("exit-overview")},10);for(var e=f(document.querySelectorAll(Xt)),t=0,n=e.length;n>t;t++){var r=e[t];r.style.display="",p(r,""),r.removeEventListener("click",Mt,!0)}U(Pt,Dt),ot(),w("overviewhidden",{indexh:Pt,indexv:Dt,currentSlide:It})}}function I(e){"boolean"==typeof e?e?D():C():R()?C():D()}function R(){return $t.wrapper.classList.contains("overview")}function H(e){return e=e?e:It,e&&e.parentNode&&!!e.parentNode.nodeName.match(/section/i)}function Y(){var e=document.body,t=e.requestFullScreen||e.webkitRequestFullscreen||e.webkitRequestFullScreen||e.mozRequestFullScreen||e.msRequestFullScreen;t&&t.apply(e)}function X(){var e=$t.wrapper.classList.contains("paused");at(),$t.wrapper.classList.add("paused"),e===!1&&w("paused")}function O(){var e=$t.wrapper.classList.contains("paused");$t.wrapper.classList.remove("paused"),ot(),e&&w("resumed")}function z(){W()?O():X()}function W(){return $t.wrapper.classList.contains("paused")}function U(e,t,n,r){Ct=It;var o=document.querySelectorAll(Ot);void 0===t&&(t=P(o[e])),Ct&&Ct.parentNode&&Ct.parentNode.classList.contains("stack")&&N(Ct.parentNode,Dt);var a=_t.concat();_t.length=0;var i=Pt||0,s=Dt||0;Pt=F(Ot,void 0===e?Pt:e),Dt=F(zt,void 0===t?Dt:t),_(),T();e:for(var c=0,l=_t.length;l>c;c++){for(var d=0;a.length>d;d++)if(a[d]===_t[c]){a.splice(d,1);continue e}document.documentElement.classList.add(_t[c]),w(_t[c])}for(;a.length;)document.documentElement.classList.remove(a.pop());R()&&D();var u=o[Pt],v=u.querySelectorAll("section");if(It=v[Dt]||u,n!==void 0){var p=q(It.querySelectorAll(".fragment"));f(p).forEach(function(e,t){n>t?e.classList.add("visible"):e.classList.remove("visible")})}var g=Pt!==i||Dt!==s;g?w("slidechanged",{indexh:Pt,indexv:Dt,previousSlide:Ct,currentSlide:It,origin:r}):Ct=null,Ct&&(Ct.classList.remove("present"),document.querySelector(Wt).classList.contains("present")&&setTimeout(function(){var e,t=f(document.querySelectorAll(Ot+".stack"));for(e in t)t[e]&&N(t[e],0)},0)),g&&(G(Ct),Q(It)),$(),K(),V(),et()}function j(){d(),l(),T(),Ft=Ut.autoSlide,ot(),s(),$(),K(),V()}function F(e,t){var n=f(document.querySelectorAll(e)),r=n.length;if(r){Ut.loop&&(t%=r,0>t&&(t=r+t)),t=Math.max(Math.min(t,r-1),0);for(var o=0;r>o;o++){var a=n[o],i=Ut.rtl&&!H(a);if(a.classList.remove("past"),a.classList.remove("present"),a.classList.remove("future"),a.setAttribute("hidden",""),t>o)a.classList.add(i?"future":"past");else if(o>t){a.classList.add(i?"past":"future");for(var s=f(a.querySelectorAll(".fragment.visible"));s.length;)s.pop().classList.remove("visible")}a.querySelector("section")&&a.classList.add("stack")}n[t].classList.add("present"),n[t].removeAttribute("hidden");var c=n[t].getAttribute("data-state");c&&(_t=_t.concat(c.split(" ")));var l=n[t].getAttribute("data-autoslide");Ft=l?parseInt(l,10):Ut.autoSlide,ot()}else t=0;return t}function _(){var e,t,n=f(document.querySelectorAll(Ot)),r=n.length;if(r){var o=R()?10:Ut.viewDistance;Yt&&(o=R()?6:1);for(var a=0;r>a;a++){var i=n[a],s=f(i.querySelectorAll("section")),c=s.length;if(e=Math.abs((Pt-a)%(r-o))||0,i.style.display=e>o?"none":"block",c)for(var l=P(i),d=0;c>d;d++){var u=s[d];t=a===Pt?Math.abs(Dt-d):Math.abs(d-l),u.style.display=e+t>o?"none":"block"}}}}function K(){if(Ut.progress&&$t.progress){var e=f(document.querySelectorAll(Ot)),t=document.querySelectorAll(Xt+":not(.stack)").length,n=0;e:for(var r=0;e.length>r;r++){for(var o=e[r],a=f(o.querySelectorAll("section")),i=0;a.length>i;i++){if(a[i].classList.contains("present"))break e;n++}if(o.classList.contains("present"))break;o.classList.contains("stack")===!1&&n++}$t.progressbar.style.width=n/(t-1)*window.innerWidth+"px"}}function $(){if(Ut.controls&&$t.controls){var e=B(),t=Z();$t.controlsLeft.concat($t.controlsRight).concat($t.controlsUp).concat($t.controlsDown).concat($t.controlsPrev).concat($t.controlsNext).forEach(function(e){e.classList.remove("enabled"),e.classList.remove("fragmented")}),e.left&&$t.controlsLeft.forEach(function(e){e.classList.add("enabled")}),e.right&&$t.controlsRight.forEach(function(e){e.classList.add("enabled")}),e.up&&$t.controlsUp.forEach(function(e){e.classList.add("enabled")}),e.down&&$t.controlsDown.forEach(function(e){e.classList.add("enabled")}),(e.left||e.up)&&$t.controlsPrev.forEach(function(e){e.classList.add("enabled")}),(e.right||e.down)&&$t.controlsNext.forEach(function(e){e.classList.add("enabled")}),It&&(t.prev&&$t.controlsPrev.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&$t.controlsNext.forEach(function(e){e.classList.add("fragmented","enabled")}),H(It)?(t.prev&&$t.controlsUp.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&$t.controlsDown.forEach(function(e){e.classList.add("fragmented","enabled")})):(t.prev&&$t.controlsLeft.forEach(function(e){e.classList.add("fragmented","enabled")}),t.next&&$t.controlsRight.forEach(function(e){e.classList.add("fragmented","enabled")})))}}function V(){f($t.background.childNodes).forEach(function(e,t){var n=Ut.rtl?"future":"past",r=Ut.rtl?"past":"future";e.className="slide-background "+(Pt>t?n:t>Pt?r:"present"),f(e.childNodes).forEach(function(e,t){e.className="slide-background "+(Dt>t?"past":t>Dt?"future":"present")})}),setTimeout(function(){$t.background.classList.remove("no-transition")},1)}function B(){var e=document.querySelectorAll(Ot),t=document.querySelectorAll(zt),n={left:Pt>0||Ut.loop,right:e.length-1>Pt||Ut.loop,up:Dt>0,down:t.length-1>Dt};if(Ut.rtl){var r=n.left;n.left=n.right,n.right=r}return n}function Z(){if(It&&Ut.fragments){var e=It.querySelectorAll(".fragment"),t=It.querySelectorAll(".fragment:not(.visible)");return{prev:e.length-t.length>0,next:!!t.length}}return{prev:!1,next:!1}}function Q(e){e&&(f(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-autoplay")&&e.play()}),f(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-autoplay")&&e.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*")}))}function G(e){e&&(f(e.querySelectorAll("video, audio")).forEach(function(e){e.hasAttribute("data-ignore")||e.pause()}),f(e.querySelectorAll('iframe[src*="youtube.com/embed/"]')).forEach(function(e){e.hasAttribute("data-ignore")||"function"!=typeof e.contentWindow.postMessage||e.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}',"*")}))}function J(){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);U(o.h,o.v)}else U(Pt||0,Dt||0)}else{var a=parseInt(t[0],10)||0,i=parseInt(t[1],10)||0;(a!==Pt||i!==Dt)&&U(a,i)}}function et(e){if(Ut.history)if(clearTimeout(Zt),"number"==typeof e)Zt=setTimeout(et,e);else{var t="/";It&&"string"==typeof It.getAttribute("id")?t="/"+It.getAttribute("id"):((Pt>0||Dt>0)&&(t+=Pt),Dt>0&&(t+="/"+Dt)),window.location.hash=t}}function tt(e){var t,n=Pt,r=Dt;if(e){var o=H(e),a=o?e.parentNode:e,i=f(document.querySelectorAll(Ot));n=Math.max(i.indexOf(a),0),o&&(r=Math.max(f(e.parentNode.querySelectorAll("section")).indexOf(e),0))}if(!e&&It){var s=It.querySelectorAll(".fragment").length>0;if(s){var c=It.querySelectorAll(".fragment.visible");t=c.length}}return{h:n,v:r,f:t}}function nt(){if(It&&Ut.fragments){var e=q(It.querySelectorAll(".fragment:not(.visible)"));if(e.length){var t=e[0].getAttribute("data-fragment-index");return e=It.querySelectorAll('.fragment[data-fragment-index="'+t+'"]'),f(e).forEach(function(e){e.classList.add("visible")}),w("fragmentshown",{fragment:e[0],fragments:e}),$(),!0}}return!1}function rt(){if(It&&Ut.fragments){var e=q(It.querySelectorAll(".fragment.visible"));if(e.length){var t=e[e.length-1].getAttribute("data-fragment-index");return e=It.querySelectorAll('.fragment[data-fragment-index="'+t+'"]'),f(e).forEach(function(e){e.classList.remove("visible")}),w("fragmenthidden",{fragment:e[0],fragments:e}),$(),!0}}return!1}function ot(){clearTimeout(Bt),!Ft||W()||R()||(Bt=setTimeout(ut,Ft))}function at(){clearTimeout(Bt)}function it(){Ut.rtl?(R()||nt()===!1)&&B().left&&U(Pt+1):(R()||rt()===!1)&&B().left&&U(Pt-1)}function st(){Ut.rtl?(R()||rt()===!1)&&B().right&&U(Pt-1):(R()||nt()===!1)&&B().right&&U(Pt+1)}function ct(){(R()||rt()===!1)&&B().up&&U(Pt,Dt-1)}function lt(){(R()||nt()===!1)&&B().down&&U(Pt,Dt+1)}function dt(){if(rt()===!1)if(B().up)ct();else{var e=document.querySelector(Ot+".past:nth-child("+Pt+")");if(e){var t=e.querySelectorAll("section").length-1||void 0,n=Pt-1;U(n,t)}}}function ut(){nt()===!1&&(B().down?lt():st()),ot()}function ft(e){document.activeElement;var t=!(!document.activeElement||!document.activeElement.type&&!document.activeElement.href&&"inherit"===document.activeElement.contentEditable);if(!(t||e.shiftKey&&32!==e.keyCode||e.altKey||e.ctrlKey||e.metaKey)){if(W()&&-1===[66,190,191].indexOf(e.keyCode))return!1;var n=!1;if("object"==typeof Ut.keyboard)for(var r in Ut.keyboard)if(parseInt(r,10)===e.keyCode){var o=Ut.keyboard[r];"function"==typeof o?o.apply(null,[e]):"string"==typeof o&&"function"==typeof Reveal[o]&&Reveal[o].call(),n=!0}if(n===!1)switch(n=!0,e.keyCode){case 80:case 33:dt();break;case 78:case 34:ut();break;case 72:case 37:it();break;case 76:case 39:st();break;case 75:case 38:ct();break;case 74:case 40:lt();break;case 36:U(0);break;case 35:U(Number.MAX_VALUE);break;case 32:R()?C():e.shiftKey?dt():ut();break;case 13:R()?C():n=!1;break;case 66:case 190:case 191:z();break;case 70:Y();break;default:n=!1}n?e.preventDefault():27!==e.keyCode&&79!==e.keyCode||!Rt||(I(),e.preventDefault()),ot()}}function vt(e){en.startX=e.touches[0].clientX,en.startY=e.touches[0].clientY,en.startCount=e.touches.length,2===e.touches.length&&Ut.overview&&(en.startSpan=v({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:en.startX,y:en.startY}))}function pt(e){if(en.captured)navigator.userAgent.match(/android/gi)&&e.preventDefault();else{var t=e.touches[0].clientX,n=e.touches[0].clientY;if(2===e.touches.length&&2===en.startCount&&Ut.overview){var r=v({x:e.touches[1].clientX,y:e.touches[1].clientY},{x:en.startX,y:en.startY});Math.abs(en.startSpan-r)>en.threshold&&(en.captured=!0,en.startSpan>r?D():C()),e.preventDefault()}else if(1===e.touches.length&&2!==en.startCount){var o=t-en.startX,a=n-en.startY;o>en.threshold&&Math.abs(o)>Math.abs(a)?(en.captured=!0,it()):-en.threshold>o&&Math.abs(o)>Math.abs(a)?(en.captured=!0,st()):a>en.threshold?(en.captured=!0,ct()):-en.threshold>a&&(en.captured=!0,lt()),Ut.embedded?(en.captured||H(It))&&e.preventDefault():e.preventDefault()}}}function gt(){en.captured=!1}function mt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],vt(e))}function ht(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],pt(e))}function yt(e){e.pointerType===e.MSPOINTER_TYPE_TOUCH&&(e.touches=[{clientX:e.clientX,clientY:e.clientY}],gt(e))}function bt(e){if(Date.now()-Vt>600){Vt=Date.now();var t=e.detail||-e.wheelDelta;t>0?ut():dt()}}function wt(e){e.preventDefault();var t=f(document.querySelectorAll(Ot)).length,n=Math.floor(e.clientX/$t.wrapper.offsetWidth*t);U(n)}function Lt(e){e.preventDefault(),it()}function Et(e){e.preventDefault(),st()}function kt(e){e.preventDefault(),ct()}function St(e){e.preventDefault(),lt()}function At(e){e.preventDefault(),dt()}function xt(e){e.preventDefault(),ut()}function qt(){J()}function Tt(){T()}function Mt(e){if(Jt&&R()){e.preventDefault();for(var t=e.target;t&&!t.nodeName.match(/section/gi);)t=t.parentNode;if(t&&!t.classList.contains("disabled")&&(C(),t.nodeName.match(/section/gi))){var n=parseInt(t.getAttribute("data-index-h"),10),r=parseInt(t.getAttribute("data-index-v"),10);U(n,r)}}}function Nt(e){var t=e.target.getAttribute("href");t&&(A(t),e.preventDefault())}var Pt,Dt,Ct,It,Rt,Ht,Yt,Xt=".reveal .slides section",Ot=".reveal .slides>section",zt=".reveal .slides>section.present>section",Wt=".reveal .slides>section:first-child",Ut={width:960,height:700,margin:.1,minScale:.2,maxScale:1,controls:!0,progress:!0,history:!1,keyboard:!0,overview:!0,center:!0,touch:!0,loop:!1,rtl:!1,fragments:!0,embedded:!1,autoSlide:0,mouseWheel:!1,rollingLinks:!1,previewLinks:!1,theme:null,transition:"default",transitionSpeed:"default",backgroundTransition:"default",viewDistance:3,dependencies:[]},jt=!1,Ft=0,_t=[],Kt=1,$t={},Vt=0,Bt=0,Zt=0,Qt=0,Gt=0,Jt=!1,en={startX:0,startY:0,startSpan:0,startCount:0,captured:!1,threshold:40};return{initialize:e,configure:c,sync:j,slide:U,left:it,right:st,up:ct,down:lt,prev:dt,next:ut,prevFragment:rt,nextFragment:nt,navigateTo:U,navigateLeft:it,navigateRight:st,navigateUp:ct,navigateDown:lt,navigatePrev:dt,navigateNext:ut,layout:T,availableRoutes:B,availableFragments:Z,toggleOverview:I,togglePause:z,isOverview:R,isPaused:W,addEventListeners:l,removeEventListeners:d,getIndices:tt,getSlide:function(e,t){var n=document.querySelectorAll(Ot)[e],r=n&&n.querySelectorAll("section");return t!==void 0?r?r[t]:void 0:n},getPreviousSlide:function(){return Ct},getCurrentSlide:function(){return It},getScale:function(){return Kt},getConfig:function(){return Ut},getQueryHash:function(){var e={};return location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()}),e},isFirstSlide:function(){return null==document.querySelector(Xt+".past")?!0:!1},isLastSlide:function(){return It?It.nextElementSibling?!1:H(It)&&It.parentNode.nextElementSibling?!1:!0:!1},isReady:function(){return jt},addEventListener:function(e,t,n){"addEventListener"in window&&($t.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&($t.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}(); |