2020-03-09 13:44:57 +00:00
|
|
|
!function(e){var t={};function a(r){if(t[r])return t[r].exports;var n=t[r]={i:r,l:!1,exports:{}};return e[r].call(n.exports,n,n.exports,a),n.l=!0,n.exports}a.m=e,a.c=t,a.d=function(e,t,r){a.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:r})},a.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},a.t=function(e,t){if(1&t&&(e=a(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var r=Object.create(null);if(a.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var n in e)a.d(r,n,function(t){return e[t]}.bind(null,n));return r},a.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return a.d(t,"a",t),t},a.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},a.p="",a(a.s=0)}([function(e,t,a){"use strict";a.r(t);const r=/registerPlugin|registerKeyboardShortcut|addKeyBinding|addEventListener/,n=(e,t)=>{for(let a in t)e[a]=t[a];return e},i=e=>Array.prototype.slice.call(e),s=e=>{if("string"==typeof e){if("null"===e)return null;if("true"===e)return!0;if("false"===e)return!1;if(e.match(/^-?[\d\.]+$/))return parseFloat(e)}return e},o=(e,t)=>{e.style.transform=t},l=(e,t)=>{let a=e.parentNode;for(;a;){let e=a.matches||a.matchesSelector||a.msMatchesSelector;if(e&&e.call(a,t))return a;a=a.parentNode}return null},d=e=>{let t=document.createElement("style");t.type="text/css",t.styleSheet?t.styleSheet.cssText=e:t.appendChild(document.createTextNode(e)),document.getElementsByTagName("head")[0].appendChild(t)};class c{constructor(e){this.Reveal=e}load(e,t={}){e.style.display=this.Reveal.getConfig().display,i(e.querySelectorAll("img[data-src], video[data-src], audio[data-src], iframe[data-src]")).forEach(e=>{("IFRAME"!==e.tagName||shouldPreload(e))&&(e.setAttribute("src",e.getAttribute("data-src")),e.setAttribute("data-lazy-loaded",""),e.removeAttribute("data-src"))}),i(e.querySelectorAll("video, audio")).forEach(e=>{let t=0;i(e.querySelectorAll("source[data-src]")).forEach(e=>{e.setAttribute("src",e.getAttribute("data-src")),e.removeAttribute("data-src"),e.setAttribute("data-lazy-loaded",""),t+=1}),t>0&&e.load()});let a=e.slideBackgroundElement;if(a){a.style.display="block";let r=e.slideBackgroundContentElement,n=e.getAttribute("data-background-iframe");if(!1===a.hasAttribute("data-loaded")){a.setAttribute("data-loaded","true");let i=e.getAttribute("data-background-image"),s=e.getAttribute("data-background-video"),o=e.hasAttribute("data-background-video-loop"),l=e.hasAttribute("data-background-video-muted");if(i)r.style.backgroundImage="url("+encodeURI(i)+")";else if(s&&!this.Reveal.isSpeakerNotes()){let e=document.createElement("video");o&&e.setAttribute("loop",""),l&&(e.muted=!0),isMobileDevice&&(e.muted=!0,e.autoplay=!0,e.setAttribute("playsinline","")),s.split(",").forEach(t=>{e.innerHTML+='<source src="'+t+'">'}),r.appendChild(e)}else if(n&&!0!==t.excludeIframes){let e=document.createElement("iframe");e.setAttribute("allowfullscreen",""),e.setAttribute("mozallowfullscreen",""),e.setAttribute("webkitallowfullscreen",""),e.setAttribute("allow","autoplay"),e.setAttribute("data-src",n),e.style.width="100%",e.style.height="100%",e.style.maxHeight="100%",e.style.maxWidth="100%",r.appendChild(e)}}let i=r.querySelector("iframe[data-src]");i&&shouldPreload(a)&&!/autoplay=(1|true|yes)/gi.test(n)&&i.getAttribute("src")!==n&&i.setAttribute("src",n)}}unload(e){e.style.display="none";let t=this.Reveal.getSlideBackground(e);t&&(t.style.display="none",i(t.querySelectorAll("iframe[src]")).forEach(e=>{e.removeAttribute("src")})),i(e.querySelectorAll("video[data-lazy-loaded][src], audio[data-lazy-loaded][src], iframe[data-lazy-loaded][src]")).forEach(e=>{e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")}),i(e.querySelectorAll("video[data-lazy-loaded] source[src], audio source[src]")).forEach(e=>{e.setAttribute("data-src",e.getAttribute("src")),e.removeAttribute("src")})}formatEmbeddedContent(){let e=(e,
|
