2 lines
65 KiB
JavaScript
2 lines
65 KiB
JavaScript
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$={escape:/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,autolink:/^<(scheme:[^\s\x00-\x1f<>]*|email)>/,url:b,tag:"^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>",link:/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,reflink:/^!?\[(label)\]\[(ref)\]/,nolink:/^!?\[(ref)\](?:\[\])?/,reflinkSearch:"reflink|nolink(?!\\()",emStrong:{lDelim:/^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/,rDelimAst:/^[^_*]*?\_\_[^_*]*?\*[^_*]*?(?=\_\_)|[punct_](\*+)(?=[\s]|$)|[^punct*_\s](\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|[^punct*_\s](\*+)(?=[^punct*_\s])/,rDelimUnd:/^[^_*]*?\*\*[^_*]*?\_[^_*]*?(?=\*\*)|[punct*](\_+)(?=[\s]|$)|[^punct*_\s](\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/},code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,br:/^( {2,}|\\)\n(?!\s*$)/,del:b,text:/^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,punctuation:/^([\spunctuation])/};function L(t){return t.replace(/---/g,"—").replace(/--/g,"–").replace(/(^|[-\u2014/(\[{"\s])'/g,"$1‘").replace(/'/g,"’").replace(/(^|[-\u2014/(\[{\u2018\s])"/g,"$1“").replace(/"/g,"”").replace(/\.{3}/g,"…")}function R(t){let e,n,i="";const s=t.length;for(e=0;e<s;e++)n=t.charCodeAt(e),Math.random()>.5&&(n="x"+n.toString(16)),i+="&#"+n+";";return i}$._punctuation="!\"#$%&'()+\\-.,/:;<=>?@\\[\\]`^{|}~",$.punctuation=d($.punctuation).replace(/punctuation/g,$._punctuation).getRegex(),$.blockSkip=/\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g,$.escapedEmSt=/\\\*|\\_/g,$._comment=d(E._comment).replace("(?:--\x3e|$)","--\x3e").getRegex(),$.emStrong.lDelim=d($.emStrong.lDelim).replace(/punct/g,$._punctuation).getRegex(),$.emStrong.rDelimAst=d($.emStrong.rDelimAst,"g").replace(/punct/g,$._punctuation).getRegex(),$.emStrong.rDelimUnd=d($.emStrong.rDelimUnd,"g").replace(/punct/g,$._punctuation).getRegex(),$._escapes=/\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g,$._scheme=/[a-zA-Z][a-zA-Z0-9+.-]{1,31}/,$._email=/[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/,$.autolink=d($.autolink).replace("scheme",$._scheme).replace("email",$._email).getRegex(),$._attribute=/\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/,$.tag=d($.tag).replace("comment",$._comment).replace("attribute",$._attribute).getRegex(),$._label=/(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/,$._href=/<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/,$._title=/"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/,$.link=d($.link).replace("label",$._label).replace("href",$._href).replace("title",$._title).getRegex(),$.reflink=d($.reflink).replace("label",$._label).replace("ref",E._label).getRegex(),$.nolink=d($.nolink).replace("ref",E._label).getRegex(),$.reflinkSearch=d($.reflinkSearch,"g").replace("reflink",$.reflink).replace("nolink",$.nolink).getRegex(),$.normal=y({},$),$.pedantic=y({},$.normal,{strong:{start:/^__|\*\*/,middle:/^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,endAst:/\*\*(?!\*)/g,endUnd:/__(?!_)/g},em:{start:/^_|\*/,middle:/^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/,endAst:/\*(?!\*)/g,endUnd:/_(?!_)/g},link:d(/^!?\[(label)\]\((.*?)\)/).replace("label",$._label).getRegex(),reflink:d(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace("label",$._label).getRegex()}),$.gfm=y({},$.normal,{escape:d($.escape).replace("])","~|])").getRegex(),_extended_email:/[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,url:/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,_backpedal:/(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,del:/^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,text:/^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/}),$.gfm.url=d($.gfm.url,"i").replace("email",$.gfm._extended_email).getRegex(),$.breaks=y({},$.gfm,{br:d($.br).replace("{2,}","*").getRegex(),text:d($.gfm.text).replace("\\b_","\\b_| {2,}\\n").replace(/\{2,\}/g,"*").getRegex()});class I{constructor(t){this.tokens=[],this.tokens.links=Object.create(null),this.options=t||e,this.options.tokenizer=this.options.tokenizer||new A,this.tokenizer=this.options.tokenizer,this.tokenizer.options=this.options,this.tokenizer.lexer=this,this.inlineQueue=[],this.state={inLink:!1,inRawBlock:!1,top:!0};const n={block:E.normal,inline:$.normal};this.options.pedantic?(n.block=E.pedantic,n.inline=$.pedantic):this.options.gfm&&(n.block=E.gfm,this.options.breaks?n.inline=$.breaks:n.inline=$.gfm),this.tokenizer.rules=n}static get rules(){return{block:E,inline:$}}static lex(t,e){return new I(e).lex(t)}static lexInline(t,e){return new I(e).inlineTokens(t)}lex(t){let e;for(t=t.replace(/\r\n|\r/g,"\n").replace(/\t/g," "),this.blockTokens(t,this.tokens);e=this.inlineQueue.shift();)this.inlineTokens(e.src,e.tokens);return this.tokens}blockTokens(t,e=[]){let n,i,s,r;for(this.options.pedantic&&(t=t.replace(/^ +$/gm,""));t;)if(!(this.options.extensions&&this.options.extensions.block&&this.options.extensions.block.some((i=>!!(n=i.call({lexer:this},t,e))&&(t=t.substring(n.raw.length),e.push(n),!0)))))if(n=this.tokenizer.space(t))t=t.substring(n.raw.length),1===n.raw.length&&e.length>0?e[e.length-1].raw+="\n":e.push(n);else if(n=this.tokenizer.code(t))t=t.substring(n.raw.length),i=e[e.length-1],!i||"paragraph"!==i.type&&"text"!==i.type?e.push(n):(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue[this.inlineQueue.length-1].src=i.text);else if(n=this.tokenizer.fences(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.heading(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.hr(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.blockquote(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.list(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.html(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.def(t))t=t.substring(n.raw.length),i=e[e.length-1],!i||"paragraph"!==i.type&&"text"!==i.type?this.tokens.links[n.tag]||(this.tokens.links[n.tag]={href:n.href,title:n.title}):(i.raw+="\n"+n.raw,i.text+="\n"+n.raw,this.inlineQueue[this.inlineQueue.length-1].src=i.text);else if(n=this.tokenizer.table(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.lheading(t))t=t.substring(n.raw.length),e.push(n);else{if(s=t,this.options.extensions&&this.options.extensions.startBlock){let e=1/0;const n=t.slice(1);let i;this.options.extensions.startBlock.forEach((function(t){i=t.call({lexer:this},n),"number"==typeof i&&i>=0&&(e=Math.min(e,i))})),e<1/0&&e>=0&&(s=t.substring(0,e+1))}if(this.state.top&&(n=this.tokenizer.paragraph(s)))i=e[e.length-1],r&&"paragraph"===i.type?(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=i.text):e.push(n),r=s.length!==t.length,t=t.substring(n.raw.length);else if(n=this.tokenizer.text(t))t=t.substring(n.raw.length),i=e[e.length-1],i&&"text"===i.type?(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=i.text):e.push(n);else if(t){const e="Infinite loop on byte: "+t.charCodeAt(0);if(this.options.silent){console.error(e);break}throw new Error(e)}}return this.state.top=!0,e}inline(t,e){this.inlineQueue.push({src:t,tokens:e})}inlineTokens(t,e=[]){let n,i,s,r,a,l,o=t;if(this.tokens.links){const t=Object.keys(this.tokens.links);if(t.length>0)for(;null!=(r=this.tokenizer.rules.inline.reflinkSearch.exec(o));)t.includes(r[0].slice(r[0].lastIndexOf("[")+1,-1))&&(o=o.slice(0,r.index)+"["+_("a",r[0].length-2)+"]"+o.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;null!=(r=this.tokenizer.rules.inline.blockSkip.exec(o));)o=o.slice(0,r.index)+"["+_("a",r[0].length-2)+"]"+o.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);for(;null!=(r=this.tokenizer.rules.inline.escapedEmSt.exec(o));)o=o.slice(0,r.index)+"++"+o.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);for(;t;)if(a||(l=""),a=!1,!(this.options.extensions&&this.options.extensions.inline&&this.options.extensions.inline.some((i=>!!(n=i.call({lexer:this},t,e))&&(t=t.substring(n.raw.length),e.push(n),!0)))))if(n=this.tokenizer.escape(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.tag(t))t=t.substring(n.raw.length),i=e[e.length-1],i&&"text"===n.type&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):e.push(n);else if(n=this.tokenizer.link(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.reflink(t,this.tokens.links))t=t.substring(n.raw.length),i=e[e.length-1],i&&"text"===n.type&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):e.push(n);else if(n=this.tokenizer.emStrong(t,o,l))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.codespan(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.br(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.del(t))t=t.substring(n.raw.length),e.push(n);else if(n=this.tokenizer.autolink(t,R))t=t.substring(n.raw.length),e.push(n);else if(this.state.inLink||!(n=this.tokenizer.url(t,R))){if(s=t,this.options.extensions&&this.options.extensions.startInline){let e=1/0;const n=t.slice(1);let i;this.options.extensions.startInline.forEach((function(t){i=t.call({lexer:this},n),"number"==typeof i&&i>=0&&(e=Math.min(e,i))})),e<1/0&&e>=0&&(s=t.substring(0,e+1))}if(n=this.tokenizer.inlineText(s,L))t=t.substring(n.raw.length),"_"!==n.raw.slice(-1)&&(l=n.raw.slice(-1)),a=!0,i=e[e.length-1],i&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):e.push(n);else if(t){const e="Infinite loop on byte: "+t.charCodeAt(0);if(this.options.silent){console.error(e);break}throw new Error(e)}}else t=t.substring(n.raw.length),e.push(n);return e}}class C{constructor(t){this.options=t||e}code(t,e,n){const i=(e||"").match(/\S*/)[0];if(this.options.highlight){const e=this.options.highlight(t,i);null!=e&&e!==t&&(n=!0,t=e)}return t=t.replace(/\n$/,"")+"\n",i?'<pre><code class="'+this.options.langPrefix+o(i,!0)+'">'+(n?t:o(t,!0))+"</code></pre>\n":"<pre><code>"+(n?t:o(t,!0))+"</code></pre>\n"}blockquote(t){return"<blockquote>\n"+t+"</blockquote>\n"}html(t){return t}heading(t,e,n,i){return this.options.headerIds?"<h"+e+' id="'+this.options.headerPrefix+i.slug(n)+'">'+t+"</h"+e+">\n":"<h"+e+">"+t+"</h"+e+">\n"}hr(){return this.options.xhtml?"<hr/>\n":"<hr>\n"}list(t,e,n){const i=e?"ol":"ul";return"<"+i+(e&&1!==n?' start="'+n+'"':"")+">\n"+t+"</"+i+">\n"}listitem(t){return"<li>"+t+"</li>\n"}checkbox(t){return"<input "+(t?'checked="" ':"")+'disabled="" type="checkbox"'+(this.options.xhtml?" /":"")+"> "}paragraph(t){return"<p>"+t+"</p>\n"}table(t,e){return e&&(e="<tbody>"+e+"</tbody>"),"<table>\n<thead>\n"+t+"</thead>\n"+e+"</table>\n"}tablerow(t){return"<tr>\n"+t+"</tr>\n"}tablecell(t,e){const n=e.header?"th":"td";return(e.align?"<"+n+' align="'+e.align+'">':"<"+n+">")+t+"</"+n+">\n"}strong(t){return"<strong>"+t+"</strong>"}em(t){return"<em>"+t+"</em>"}codespan(t){return"<code>"+t+"</code>"}br(){return this.options.xhtml?"<br/>":"<br>"}del(t){return"<del>"+t+"</del>"}link(t,e,n){if(null===(t=m(this.options.sanitize,this.options.baseUrl,t)))return n;let i='<a href="'+o(t)+'"';return e&&(i+=' title="'+e+'"'),i+=">"+n+"</a>",i}image(t,e,n){if(null===(t=m(this.options.sanitize,this.options.baseUrl,t)))return n;let i='<img src="'+t+'" alt="'+n+'"';return e&&(i+=' title="'+e+'"'),i+=this.options.xhtml?"/>":">",i}text(t){return t}}class M{strong(t){return t}em(t){return t}codespan(t){return t}del(t){return t}html(t){return t}text(t){return t}link(t,e,n){return""+n}image(t,e,n){return""+n}br(){return""}}class q{constructor(){this.seen={}}serialize(t){return t.toLowerCase().trim().replace(/<[!\/a-z].*?>/gi,"").replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g,"").replace(/\s/g,"-")}getNextSafeSlug(t,e){let n=t,i=0;if(this.seen.hasOwnProperty(n)){i=this.seen[t];do{i++,n=t+"-"+i}while(this.seen.hasOwnProperty(n))}return e||(this.seen[t]=i,this.seen[n]=0),n}slug(t,e={}){const n=this.serialize(t);return this.getNextSafeSlug(n,e.dryrun)}}class O{constructor(t){this.options=t||e,this.options.renderer=this.options.renderer||new C,this.renderer=this.options.renderer,this.renderer.options=this.options,this.textRenderer=new M,this.slugger=new q}static parse(t,e){return new O(e).parse(t)}static parseInline(t,e){return new O(e).parseInline(t)}parse(t,e=!0){let n,i,s,r,a,l,o,c,u,d,h,g,m,f,k,w,x,b,y,v="";const S=t.length;for(n=0;n<S;n++)if(d=t[n],this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[d.type]&&(y=this.options.extensions.renderers[d.type].call({parser:this},d),!1!==y||!["space","hr","heading","code","table","blockquote","list","html","paragraph","text"].includes(d.type)))v+=y||"";else switch(d.type){case"space":continue;case"hr":v+=this.renderer.hr();continue;case"heading":v+=this.renderer.heading(this.parseInline(d.tokens),d.depth,p(this.parseInline(d.tokens,this.textRenderer)),this.slugger);continue;case"code":v+=this.renderer.code(d.text,d.lang,d.escaped);continue;case"table":for(c="",o="",r=d.header.length,i=0;i<r;i++)o+=this.renderer.tablecell(this.parseInline(d.header[i].tokens),{header:!0,align:d.align[i]});for(c+=this.renderer.tablerow(o),u="",r=d.rows.length,i=0;i<r;i++){for(l=d.rows[i],o="",a=l.length,s=0;s<a;s++)o+=this.renderer.tablecell(this.parseInline(l[s].tokens),{header:!1,align:d.align[s]});u+=this.renderer.tablerow(o)}v+=this.renderer.table(c,u);continue;case"blockquote":u=this.parse(d.tokens),v+=this.renderer.blockquote(u);continue;case"list":for(h=d.ordered,g=d.start,m=d.loose,r=d.items.length,u="",i=0;i<r;i++)k=d.items[i],w=k.checked,x=k.task,f="",k.task&&(b=this.renderer.checkbox(w),m?k.tokens.length>0&&"paragraph"===k.tokens[0].type?(k.tokens[0].text=b+" 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'Default',\n\t\t\t\t\t'wide': 'Wide',\n\t\t\t\t\t'tall': 'Tall',\n\t\t\t\t\t'notes-only': 'Notes only'\n\t\t\t\t};\n\n\t\t\t\tsetupLayout();\n\n\t\t\t\tlet openerOrigin;\n\n\t\t\t\ttry {\n\t\t\t\t\topenerOrigin = window.opener.location.origin;\n\t\t\t\t}\n\t\t\t\tcatch ( error ) { console.warn( error ) }\n\n\t\t\t\t// In order to prevent XSS, the speaker view will only run if its\n\t\t\t\t// opener has the same origin as itself\n\t\t\t\tif( window.location.origin !== openerOrigin ) {\n\t\t\t\t\tconnectionStatus.innerHTML = 'Cross origin error.<br>The speaker window can only be opened from the same origin.';\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\tvar connectionTimeout = setTimeout( function() {\n\t\t\t\t\tconnectionStatus.innerHTML = 'Error connecting to main window.<br>Please try closing and reopening the speaker view.';\n\t\t\t\t}, 5000 );\n\n\t\t\t\twindow.addEventListener( 'message', function( event ) {\n\n\t\t\t\t\tclearTimeout( connectionTimeout );\n\t\t\t\t\tconnectionStatus.style.display = 'none';\n\n\t\t\t\t\tvar data = JSON.parse( event.data );\n\n\t\t\t\t\t// The overview mode is only useful to the reveal.js instance\n\t\t\t\t\t// where navigation occurs so we don't sync it\n\t\t\t\t\tif( data.state ) delete data.state.overview;\n\n\t\t\t\t\t// Messages sent by the notes plugin inside of the main window\n\t\t\t\t\tif( data && data.namespace === 'reveal-notes' ) {\n\t\t\t\t\t\tif( data.type === 'connect' ) {\n\t\t\t\t\t\t\thandleConnectMessage( data );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse if( data.type === 'state' ) {\n\t\t\t\t\t\t\thandleStateMessage( data );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse if( data.type === 'return' ) {\n\t\t\t\t\t\t\tpendingCalls[data.callId](data.result);\n\t\t\t\t\t\t\tdelete pendingCalls[data.callId];\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\t// Messages sent by the reveal.js inside of the current slide preview\n\t\t\t\t\telse if( data && data.namespace === 'reveal' ) {\n\t\t\t\t\t\tif( /ready/.test( data.eventName ) ) {\n\t\t\t\t\t\t\t// Send a message back to notify that the handshake is complete\n\t\t\t\t\t\t\twindow.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'connected'} ), '*' );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse if( /slidechanged|fragmentshown|fragmenthidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {\n\n\t\t\t\t\t\t\tdispatchStateToMainWindow( data.state );\n\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t} );\n\n\t\t\t\t/**\n\t\t\t\t * Updates the presentation in the main window to match the state\n\t\t\t\t * of the presentation in the notes window.\n\t\t\t\t */\n\t\t\t\tconst dispatchStateToMainWindow = debounce(( state ) => {\n\t\t\t\t\twindow.opener.postMessage( JSON.stringify({ method: 'setState', args: [ state ]} ), '*' );\n\t\t\t\t}, 500);\n\n\t\t\t\t/**\n\t\t\t\t * Asynchronously calls the Reveal.js API of the main frame.\n\t\t\t\t */\n\t\t\t\tfunction callRevealApi( methodName, methodArguments, callback ) {\n\n\t\t\t\t\tvar callId = ++lastRevealApiCallId;\n\t\t\t\t\tpendingCalls[callId] = callback;\n\t\t\t\t\twindow.opener.postMessage( JSON.stringify( {\n\t\t\t\t\t\tnamespace: 'reveal-notes',\n\t\t\t\t\t\ttype: 'call',\n\t\t\t\t\t\tcallId: callId,\n\t\t\t\t\t\tmethodName: methodName,\n\t\t\t\t\t\targuments: methodArguments\n\t\t\t\t\t} ), '*' );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Called when the main window is trying to establish a\n\t\t\t\t * connection.\n\t\t\t\t */\n\t\t\t\tfunction handleConnectMessage( data ) {\n\n\t\t\t\t\tif( connected === false ) {\n\t\t\t\t\t\tconnected = true;\n\n\t\t\t\t\t\tsetupIframes( data );\n\t\t\t\t\t\tsetupKeyboard();\n\t\t\t\t\t\tsetupNotes();\n\t\t\t\t\t\tsetupTimer();\n\t\t\t\t\t\tsetupHeartbeat();\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Called when the main window sends an updated state.\n\t\t\t\t */\n\t\t\t\tfunction handleStateMessage( data ) {\n\n\t\t\t\t\t// Store the most recently set state to avoid circular loops\n\t\t\t\t\t// applying the same state\n\t\t\t\t\tcurrentState = JSON.stringify( data.state );\n\n\t\t\t\t\t// No need for updating the notes in case of fragment changes\n\t\t\t\t\tif ( data.notes ) {\n\t\t\t\t\t\tnotes.classList.remove( 'hidden' );\n\t\t\t\t\t\tnotesValue.style.whiteSpace = data.whitespace;\n\t\t\t\t\t\tif( data.markdown ) {\n\t\t\t\t\t\t\tnotesValue.innerHTML = marked( data.notes );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\tnotesValue.innerHTML = data.notes;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\telse {\n\t\t\t\t\t\tnotes.classList.add( 'hidden' );\n\t\t\t\t\t}\n\n\t\t\t\t\t// Update the note slides\n\t\t\t\t\tcurrentSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );\n\t\t\t\t\tupcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );\n\t\t\t\t\tupcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'next' }), '*' );\n\n\t\t\t\t}\n\n\t\t\t\t// Limit to max one state update per X ms\n\t\t\t\thandleStateMessage = debounce( handleStateMessage, 200 );\n\n\t\t\t\t/**\n\t\t\t\t * Forward keyboard events to the current slide window.\n\t\t\t\t * This enables keyboard events to work even if focus\n\t\t\t\t * isn't set on the current slide iframe.\n\t\t\t\t *\n\t\t\t\t * Block F5 default handling, it reloads and disconnects\n\t\t\t\t * the speaker notes window.\n\t\t\t\t */\n\t\t\t\tfunction setupKeyboard() {\n\n\t\t\t\t\tdocument.addEventListener( 'keydown', function( event ) {\n\t\t\t\t\t\tif( event.keyCode === 116 || ( event.metaKey && event.keyCode === 82 ) ) {\n\t\t\t\t\t\t\tevent.preventDefault();\n\t\t\t\t\t\t\treturn false;\n\t\t\t\t\t\t}\n\t\t\t\t\t\tcurrentSlide.contentWindow.postMessage( JSON.stringify({ method: 'triggerKey', args: [ event.keyCode ] }), '*' );\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Creates the preview iframes.\n\t\t\t\t */\n\t\t\t\tfunction setupIframes( data ) {\n\n\t\t\t\t\tvar params = [\n\t\t\t\t\t\t'receiver',\n\t\t\t\t\t\t'progress=false',\n\t\t\t\t\t\t'history=false',\n\t\t\t\t\t\t'transition=none',\n\t\t\t\t\t\t'autoSlide=0',\n\t\t\t\t\t\t'backgroundTransition=none'\n\t\t\t\t\t].join( '&' );\n\n\t\t\t\t\tvar urlSeparator = /\\?/.test(data.url) ? '&' : '?';\n\t\t\t\t\tvar hash = '#/' + data.state.indexh + '/' + data.state.indexv;\n\t\t\t\t\tvar currentURL = data.url + urlSeparator + params + '&postMessageEvents=true' + hash;\n\t\t\t\t\tvar upcomingURL = data.url + urlSeparator + params + '&controls=false' + hash;\n\n\t\t\t\t\tcurrentSlide = document.createElement( 'iframe' );\n\t\t\t\t\tcurrentSlide.setAttribute( 'width', 1280 );\n\t\t\t\t\tcurrentSlide.setAttribute( 'height', 1024 );\n\t\t\t\t\tcurrentSlide.setAttribute( 'src', currentURL );\n\t\t\t\t\tdocument.querySelector( '#current-slide' ).appendChild( currentSlide );\n\n\t\t\t\t\tupcomingSlide = document.createElement( 'iframe' );\n\t\t\t\t\tupcomingSlide.setAttribute( 'width', 640 );\n\t\t\t\t\tupcomingSlide.setAttribute( 'height', 512 );\n\t\t\t\t\tupcomingSlide.setAttribute( 'src', upcomingURL );\n\t\t\t\t\tdocument.querySelector( '#upcoming-slide' ).appendChild( upcomingSlide );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Setup the notes UI.\n\t\t\t\t */\n\t\t\t\tfunction setupNotes() {\n\n\t\t\t\t\tnotes = document.querySelector( '.speaker-controls-notes' );\n\t\t\t\t\tnotesValue = document.querySelector( '.speaker-controls-notes .value' );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * We send out a heartbeat at all times to ensure we can\n\t\t\t\t * reconnect with the main presentation window after reloads.\n\t\t\t\t */\n\t\t\t\tfunction setupHeartbeat() {\n\n\t\t\t\t\tsetInterval( () => {\n\t\t\t\t\t\twindow.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'heartbeat'} ), '*' );\n\t\t\t\t\t}, 1000 );\n\n\t\t\t\t}\n\n\t\t\t\tfunction getTimings( callback ) {\n\n\t\t\t\t\tcallRevealApi( 'getSlidesAttributes', [], function ( slideAttributes ) {\n\t\t\t\t\t\tcallRevealApi( 'getConfig', [], function ( config ) {\n\t\t\t\t\t\t\tvar totalTime = config.totalTime;\n\t\t\t\t\t\t\tvar minTimePerSlide = config.minimumTimePerSlide || 0;\n\t\t\t\t\t\t\tvar defaultTiming = config.defaultTiming;\n\t\t\t\t\t\t\tif ((defaultTiming == null) && (totalTime == null)) {\n\t\t\t\t\t\t\t\tcallback(null);\n\t\t\t\t\t\t\t\treturn;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t// Setting totalTime overrides defaultTiming\n\t\t\t\t\t\t\tif (totalTime) {\n\t\t\t\t\t\t\t\tdefaultTiming = 0;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tvar timings = [];\n\t\t\t\t\t\t\tfor ( var i in slideAttributes ) {\n\t\t\t\t\t\t\t\tvar slide = slideAttributes[ i ];\n\t\t\t\t\t\t\t\tvar timing = defaultTiming;\n\t\t\t\t\t\t\t\tif( slide.hasOwnProperty( 'data-timing' )) {\n\t\t\t\t\t\t\t\t\tvar t = slide[ 'data-timing' ];\n\t\t\t\t\t\t\t\t\ttiming = parseInt(t);\n\t\t\t\t\t\t\t\t\tif( isNaN(timing) ) {\n\t\t\t\t\t\t\t\t\t\tconsole.warn(\"Could not parse timing '\" + t + \"' of slide \" + i + \"; using default of \" + defaultTiming);\n\t\t\t\t\t\t\t\t\t\ttiming = defaultTiming;\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\ttimings.push(timing);\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tif ( totalTime ) {\n\t\t\t\t\t\t\t\t// After we've allocated time to individual slides, we summarize it and\n\t\t\t\t\t\t\t\t// subtract it from the total time\n\t\t\t\t\t\t\t\tvar remainingTime = totalTime - timings.reduce( function(a, b) { return a + b; }, 0 );\n\t\t\t\t\t\t\t\t// The remaining time is divided by the number of slides that have 0 seconds\n\t\t\t\t\t\t\t\t// allocated at the moment, giving the average time-per-slide on the remaining slides\n\t\t\t\t\t\t\t\tvar remainingSlides = (timings.filter( function(x) { return x == 0 }) ).length\n\t\t\t\t\t\t\t\tvar timePerSlide = Math.round( remainingTime / remainingSlides, 0 )\n\t\t\t\t\t\t\t\t// And now we replace every zero-value timing with that average\n\t\t\t\t\t\t\t\ttimings = timings.map( function(x) { return (x==0 ? timePerSlide : x) } );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tvar slidesUnderMinimum = timings.filter( function(x) { return (x < minTimePerSlide) } ).length\n\t\t\t\t\t\t\tif ( slidesUnderMinimum ) {\n\t\t\t\t\t\t\t\tmessage = \"The pacing time for \" + slidesUnderMinimum + \" slide(s) is under the configured minimum of \" + minTimePerSlide + \" seconds. Check the data-timing attribute on individual slides, or consider increasing the totalTime or minimumTimePerSlide configuration options (or removing some slides).\";\n\t\t\t\t\t\t\t\talert(message);\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tcallback( timings );\n\t\t\t\t\t\t} );\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Return the number of seconds allocated for presenting\n\t\t\t\t * all slides up to and including this one.\n\t\t\t\t */\n\t\t\t\tfunction getTimeAllocated( timings, callback ) {\n\n\t\t\t\t\tcallRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {\n\t\t\t\t\t\tvar allocated = 0;\n\t\t\t\t\t\tfor (var i in timings.slice(0, currentSlide + 1)) {\n\t\t\t\t\t\t\tallocated += timings[i];\n\t\t\t\t\t\t}\n\t\t\t\t\t\tcallback( allocated );\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Create the timer and clock and start updating them\n\t\t\t\t * at an interval.\n\t\t\t\t */\n\t\t\t\tfunction setupTimer() {\n\n\t\t\t\t\tvar start = new Date(),\n\t\t\t\t\ttimeEl = document.querySelector( '.speaker-controls-time' ),\n\t\t\t\t\tclockEl = timeEl.querySelector( '.clock-value' ),\n\t\t\t\t\thoursEl = timeEl.querySelector( '.hours-value' ),\n\t\t\t\t\tminutesEl = timeEl.querySelector( '.minutes-value' ),\n\t\t\t\t\tsecondsEl = timeEl.querySelector( '.seconds-value' ),\n\t\t\t\t\tpacingTitleEl = timeEl.querySelector( '.pacing-title' ),\n\t\t\t\t\tpacingEl = timeEl.querySelector( '.pacing' ),\n\t\t\t\t\tpacingHoursEl = pacingEl.querySelector( '.hours-value' ),\n\t\t\t\t\tpacingMinutesEl = pacingEl.querySelector( '.minutes-value' ),\n\t\t\t\t\tpacingSecondsEl = pacingEl.querySelector( '.seconds-value' );\n\n\t\t\t\t\tvar timings = null;\n\t\t\t\t\tgetTimings( function ( _timings ) {\n\n\t\t\t\t\t\ttimings = _timings;\n\t\t\t\t\t\tif (_timings !== null) {\n\t\t\t\t\t\t\tpacingTitleEl.style.removeProperty('display');\n\t\t\t\t\t\t\tpacingEl.style.removeProperty('display');\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Update once directly\n\t\t\t\t\t\t_updateTimer();\n\n\t\t\t\t\t\t// Then update every second\n\t\t\t\t\t\tsetInterval( _updateTimer, 1000 );\n\n\t\t\t\t\t} );\n\n\n\t\t\t\t\tfunction _resetTimer() {\n\n\t\t\t\t\t\tif (timings == null) {\n\t\t\t\t\t\t\tstart = new Date();\n\t\t\t\t\t\t\t_updateTimer();\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\t// Reset timer to beginning of current slide\n\t\t\t\t\t\t\tgetTimeAllocated( timings, function ( slideEndTimingSeconds ) {\n\t\t\t\t\t\t\t\tvar slideEndTiming = slideEndTimingSeconds * 1000;\n\t\t\t\t\t\t\t\tcallRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {\n\t\t\t\t\t\t\t\t\tvar currentSlideTiming = timings[currentSlide] * 1000;\n\t\t\t\t\t\t\t\t\tvar previousSlidesTiming = slideEndTiming - currentSlideTiming;\n\t\t\t\t\t\t\t\t\tvar now = new Date();\n\t\t\t\t\t\t\t\t\tstart = new Date(now.getTime() - previousSlidesTiming);\n\t\t\t\t\t\t\t\t\t_updateTimer();\n\t\t\t\t\t\t\t\t} );\n\t\t\t\t\t\t\t} );\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\ttimeEl.addEventListener( 'click', function() {\n\t\t\t\t\t\t_resetTimer();\n\t\t\t\t\t\treturn false;\n\t\t\t\t\t} );\n\n\t\t\t\t\tfunction _displayTime( hrEl, minEl, secEl, time) {\n\n\t\t\t\t\t\tvar sign = Math.sign(time) == -1 ? \"-\" : \"\";\n\t\t\t\t\t\ttime = Math.abs(Math.round(time / 1000));\n\t\t\t\t\t\tvar seconds = time % 60;\n\t\t\t\t\t\tvar minutes = Math.floor( time / 60 ) % 60 ;\n\t\t\t\t\t\tvar hours = Math.floor( time / ( 60 * 60 )) ;\n\t\t\t\t\t\thrEl.innerHTML = sign + zeroPadInteger( hours );\n\t\t\t\t\t\tif (hours == 0) {\n\t\t\t\t\t\t\thrEl.classList.add( 'mute' );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\thrEl.classList.remove( 'mute' );\n\t\t\t\t\t\t}\n\t\t\t\t\t\tminEl.innerHTML = ':' + zeroPadInteger( minutes );\n\t\t\t\t\t\tif (hours == 0 && minutes == 0) {\n\t\t\t\t\t\t\tminEl.classList.add( 'mute' );\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\tminEl.classList.remove( 'mute' );\n\t\t\t\t\t\t}\n\t\t\t\t\t\tsecEl.innerHTML = ':' + zeroPadInteger( seconds );\n\t\t\t\t\t}\n\n\t\t\t\t\tfunction _updateTimer() {\n\n\t\t\t\t\t\tvar diff, hours, minutes, seconds,\n\t\t\t\t\t\tnow = new Date();\n\n\t\t\t\t\t\tdiff = now.getTime() - start.getTime();\n\n\t\t\t\t\t\tclockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );\n\t\t\t\t\t\t_displayTime( hoursEl, minutesEl, secondsEl, diff );\n\t\t\t\t\t\tif (timings !== null) {\n\t\t\t\t\t\t\t_updatePacing(diff);\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfunction _updatePacing(diff) {\n\n\t\t\t\t\t\tgetTimeAllocated( timings, function ( slideEndTimingSeconds ) {\n\t\t\t\t\t\t\tvar slideEndTiming = slideEndTimingSeconds * 1000;\n\n\t\t\t\t\t\t\tcallRevealApi( 'getSlidePastCount', [], function ( currentSlide ) {\n\t\t\t\t\t\t\t\tvar currentSlideTiming = timings[currentSlide] * 1000;\n\t\t\t\t\t\t\t\tvar timeLeftCurrentSlide = slideEndTiming - diff;\n\t\t\t\t\t\t\t\tif (timeLeftCurrentSlide < 0) {\n\t\t\t\t\t\t\t\t\tpacingEl.className = 'pacing behind';\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\telse if (timeLeftCurrentSlide < currentSlideTiming) {\n\t\t\t\t\t\t\t\t\tpacingEl.className = 'pacing on-track';\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\telse {\n\t\t\t\t\t\t\t\t\tpacingEl.className = 'pacing ahead';\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t_displayTime( pacingHoursEl, pacingMinutesEl, pacingSecondsEl, timeLeftCurrentSlide );\n\t\t\t\t\t\t\t} );\n\t\t\t\t\t\t} );\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Sets up the speaker view layout and layout selector.\n\t\t\t\t */\n\t\t\t\tfunction setupLayout() {\n\n\t\t\t\t\tlayoutDropdown = document.querySelector( '.speaker-layout-dropdown' );\n\t\t\t\t\tlayoutLabel = document.querySelector( '.speaker-layout-label' );\n\n\t\t\t\t\t// Render the list of available layouts\n\t\t\t\t\tfor( var id in SPEAKER_LAYOUTS ) {\n\t\t\t\t\t\tvar option = document.createElement( 'option' );\n\t\t\t\t\t\toption.setAttribute( 'value', id );\n\t\t\t\t\t\toption.textContent = SPEAKER_LAYOUTS[ id ];\n\t\t\t\t\t\tlayoutDropdown.appendChild( option );\n\t\t\t\t\t}\n\n\t\t\t\t\t// Monitor the dropdown for changes\n\t\t\t\t\tlayoutDropdown.addEventListener( 'change', function( event ) {\n\n\t\t\t\t\t\tsetLayout( layoutDropdown.value );\n\n\t\t\t\t\t}, false );\n\n\t\t\t\t\t// Restore any currently persisted layout\n\t\t\t\t\tsetLayout( getLayout() );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Sets a new speaker view layout. The layout is persisted\n\t\t\t\t * in local storage.\n\t\t\t\t */\n\t\t\t\tfunction setLayout( value ) {\n\n\t\t\t\t\tvar title = SPEAKER_LAYOUTS[ value ];\n\n\t\t\t\t\tlayoutLabel.innerHTML = 'Layout' + ( title ? ( ': ' + title ) : '' );\n\t\t\t\t\tlayoutDropdown.value = value;\n\n\t\t\t\t\tdocument.body.setAttribute( 'data-speaker-layout', value );\n\n\t\t\t\t\t// Persist locally\n\t\t\t\t\tif( supportsLocalStorage() ) {\n\t\t\t\t\t\twindow.localStorage.setItem( 'reveal-speaker-layout', value );\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Returns the ID of the most recently set speaker layout\n\t\t\t\t * or our default layout if none has been set.\n\t\t\t\t */\n\t\t\t\tfunction getLayout() {\n\n\t\t\t\t\tif( supportsLocalStorage() ) {\n\t\t\t\t\t\tvar layout = window.localStorage.getItem( 'reveal-speaker-layout' );\n\t\t\t\t\t\tif( layout ) {\n\t\t\t\t\t\t\treturn layout;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Default to the first record in the layouts hash\n\t\t\t\t\tfor( var id in SPEAKER_LAYOUTS ) {\n\t\t\t\t\t\treturn id;\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tfunction supportsLocalStorage() {\n\n\t\t\t\t\ttry {\n\t\t\t\t\t\tlocalStorage.setItem('test', 'test');\n\t\t\t\t\t\tlocalStorage.removeItem('test');\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t\tcatch( e ) {\n\t\t\t\t\t\treturn false;\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tfunction zeroPadInteger( num ) {\n\n\t\t\t\t\tvar str = '00' + parseInt( num );\n\t\t\t\t\treturn str.substring( str.length - 2 );\n\n\t\t\t\t}\n\n\t\t\t\t/**\n\t\t\t\t * Limits the frequency at which a function can be called.\n\t\t\t\t */\n\t\t\t\tfunction debounce( fn, ms ) {\n\n\t\t\t\t\tvar lastTime = 0,\n\t\t\t\t\t\ttimeout;\n\n\t\t\t\t\treturn function() {\n\n\t\t\t\t\t\tvar args = arguments;\n\t\t\t\t\t\tvar context = this;\n\n\t\t\t\t\t\tclearTimeout( timeout );\n\n\t\t\t\t\t\tvar timeSinceLastCall = Date.now() - lastTime;\n\t\t\t\t\t\tif( timeSinceLastCall > ms ) {\n\t\t\t\t\t\t\tfn.apply( context, args );\n\t\t\t\t\t\t\tlastTime = Date.now();\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\ttimeout = setTimeout( function() {\n\t\t\t\t\t\t\t\tfn.apply( context, args );\n\t\t\t\t\t\t\t\tlastTime = Date.now();\n\t\t\t\t\t\t\t}, ms - timeSinceLastCall );\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t})();\n\n\t\t<\/script>\n\t</body>\n</html>"),!n)return void alert("Speaker view popup failed to open. Please make sure popups are allowed and reopen the speaker view.");!function(){const i=e.getConfig().url,s="string"==typeof i?i:window.location.protocol+"//"+window.location.host+window.location.pathname+window.location.search;t=setInterval((function(){n.postMessage(JSON.stringify({namespace:"reveal-notes",type:"connect",state:e.getState(),url:s}),"*")}),500),window.addEventListener("message",r)}()}}function s(t){let i=e.getCurrentSlide(),s=i.querySelectorAll("aside.notes"),r=i.querySelector(".current-fragment"),a={namespace:"reveal-notes",type:"state",notes:"",markdown:!1,whitespace:"normal",state:e.getState()};if(i.hasAttribute("data-notes")&&(a.notes=i.getAttribute("data-notes"),a.whitespace="pre-wrap"),r){let t=r.querySelector("aside.notes");t?(a.notes=t.innerHTML,a.markdown="string"==typeof t.getAttribute("data-markdown"),s=null):r.hasAttribute("data-notes")&&(a.notes=r.getAttribute("data-notes"),a.whitespace="pre-wrap",s=null)}s&&(a.notes=Array.from(s).map((t=>t.innerHTML)).join("\n"),a.markdown=s[0]&&"string"==typeof s[0].getAttribute("data-markdown")),n.postMessage(JSON.stringify(a),"*")}function r(i){if(function(t){try{return window.location.origin===t.source.location.origin}catch(t){return!1}}(i)){let s=JSON.parse(i.data);s&&"reveal-notes"===s.namespace&&"connected"===s.type?(clearInterval(t),a()):s&&"reveal-notes"===s.namespace&&"call"===s.type&&function(t,i,s){let r=e[t].apply(e,i);n.postMessage(JSON.stringify({namespace:"reveal-notes",type:"return",result:r,callId:s}),"*")}(s.methodName,s.arguments,s.callId)}}function a(){e.on("slidechanged",s),e.on("fragmentshown",s),e.on("fragmenthidden",s),e.on("overviewhidden",s),e.on("overviewshown",s),e.on("paused",s),e.on("resumed",s),s()}return{id:"notes",init:function(t){e=t,/receiver/i.test(window.location.search)||(null!==window.location.search.match(/(\?|\&)notes/gi)?i():window.addEventListener("message",(t=>{if(!n&&"string"==typeof t.data){let i;try{i=JSON.parse(t.data)}catch(t){}i&&"reveal-notes"===i.namespace&&"heartbeat"===i.type&&(e=t.source,n&&!n.closed?n.focus():(n=e,window.addEventListener("message",r),a()))}var e})),e.addKeyBinding({keyCode:83,key:"S",description:"Speaker notes view"},(function(){i()})))},open:i}}}));
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