Function bodies 593 total

  function fireSlideEnter() {
    const event = window.document.createEvent("Event");
    event.initEvent("slideenter", true, true);
    window.document.dispatchEvent(event);
  }

  function distpatchShinyEvents(previous, current) {
    if (window.jQuery) {
      if (previous) {
        window.jQuery(previous).trigger("hidden");
      }
      if (current) {
        window.jQuery(current).trigger("shown");
      }
    }
  }

  function hasTitleCategories() {
    return window.document.querySelector(categorySelector) !== null;
  }

  function offsetRelativeUrl(url) {
    const offset = getMeta("quarto:offset");
    return offset ? offset + url : url;
  }

  function offsetAbsoluteUrl(url) {
    const offset = getMeta("quarto:offset");
    const baseUrl = new URL(offset, window.location);

    const projRelativeUrl = url.replace(baseUrl, "");
    if (projRelativeUrl.startsWith("/")) {
      return projRelativeUrl;
    } else {
      return "/" + projRelativeUrl;
    }
  }

  function getMeta(metaName) {
    const metas = window.document.getElementsByTagName("meta");
    for (let i = 0; i < metas.length; i++) {
      if (metas[i].getAttribute("name") === metaName) {
        return metas[i].getAttribute("content");
      }
    }
    return "";
  }

  async function findAndActivateCategories() {
    // Categories search with listing only use path without query
    const currentPagePath = offsetAbsoluteUrl(
      window.location.origin + window.location.pathname
    );
    const response = await fetch(offsetRelativeUrl("listings.json"));
    if (response.status == 200) {
      return response.json().then(function (listingPaths) {
        const listingHrefs = [];
        for (const listingPath of listingPaths) {
          const pathWithoutLeadingSlash = listingPath.listing.substring(1);
          for (const item of listingPath.items) {
            const encodedItem = encodeURI(item);
            if (
              encodedItem === currentPagePath ||
              encodedItem === currentPagePath + "index.html"
            ) {
              // Resolve this path against the offset to be sure
              // we already are using the correct path to the listing
              // (this adjusts the listing urls to be rooted against
        

  function toRegions(els) {
    return els.map((el) => {
      const boundRect = el.getBoundingClientRect();
      const top =
        boundRect.top +
        document.documentElement.scrollTop -
        kOverlapPaddingSize;
      return {
        top,
        bottom: top + el.scrollHeight + 2 * kOverlapPaddingSize,
      };
    });
  }

function throttle(func, wait) {
  let waiting = false;
  return function () {
    if (!waiting) {
      func.apply(this, arguments);
      waiting = true;
      setTimeout(function () {
        waiting = false;
      }, wait);
    }
  };
}

function nexttick(func) {
  return setTimeout(func, 0);
}

export function init() {
  window.addEventListener("pageshow", (_event) => {
    function getTabSettings() {
      const data = localStorage.getItem("quarto-persistent-tabsets-data");
      if (!data) {
        localStorage.setItem("quarto-persistent-tabsets-data", "{}");
        return {};
      }
      if (data) {
        return JSON.parse(data);
      }
    }

    function setTabSettings(data) {
      localStorage.setItem(
        "quarto-persistent-tabsets-data",
        JSON.stringify(data)
      );
    }

    function setTabState(groupName, groupValue) {
      const data = getTabSettings();
      data[groupName] = groupValue;
      setTabSettings(data);
    }

    function toggleTab(tab, active) {
      const tabPanelId = tab.getAttribute("aria-controls");
      const tabPanel = document.getElementById(tabPanelId);
      if (active) {
        tab.classList.add("active");
        tabPanel.classList.add("active");
      } else {
        tab.classList.remove("active");
        tabPa

    function getTabSettings() {
      const data = localStorage.getItem("quarto-persistent-tabsets-data");
      if (!data) {
        localStorage.setItem("quarto-persistent-tabsets-data", "{}");
        return {};
      }
      if (data) {
        return JSON.parse(data);
      }
    }

    function setTabSettings(data) {
      localStorage.setItem(
        "quarto-persistent-tabsets-data",
        JSON.stringify(data)
      );
    }

    function setTabState(groupName, groupValue) {
      const data = getTabSettings();
      data[groupName] = groupValue;
      setTabSettings(data);
    }

    function toggleTab(tab, active) {
      const tabPanelId = tab.getAttribute("aria-controls");
      const tabPanel = document.getElementById(tabPanelId);
      if (active) {
        tab.classList.add("active");
        tabPanel.classList.add("active");
      } else {
        tab.classList.remove("active");
        tabPanel.classList.remove("active");
      }
    }

    function toggleAll(selectedGroup, selectorsToSync) {
      for (const [thisGroup, tabs] of Object.entries(selectorsToSync)) {
        const active = selectedGroup === thisGroup;
        for (const tab of tabs) {
          toggleTab(tab, active);
        }
      }
    }

    function findSelectorsToSyncByLanguage() {
      const result = {};
      const tabs = Array.from(
        document.querySelectorAll(`div[data-group] a[id^='tabset-']`)
      );
      for (const item of tabs) {
        const div = item.parentElement.parentElement.parentElement;
        const group = div.getAttribute("data-group");
        if (!result[group]) {
          result[group] = {};
        }
        const selectorsToSync = result[group];
        const value = item.innerHTML;
        if (!selectorsToSync[value]) {
          selectorsToSync[value] = [];
        }
        selectorsToSync[value].push(item);
      }
      return result;
    }

    function setupSelectorSync() {
      const selectorsToSync = findSelectorsToSyncByLanguage();
      Object.entries(selectorsToSync).forEach(([group, tabSetsByValue]) => {
        Object.entries(tabSetsByValue).forEach(([value, items]) => {
          items.forEach((item) => {
            item.addEventListener("click", (_event) => {
              setTabState(group, value);
              toggleAll(value, selectorsToSync[group]);
            });
          });
        });
      });
      return selectorsToSync;
    }

function betterTrim(snippetEl) {
	// Helper functions
	function trimLeft(val) {
		// Adapted from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim#Polyfill
		return val.replace(/^[\s\uFEFF\xA0]+/g, '');
	}
	function trimLineBreaks(input) {
		var lines = input.split('\n');

		// Trim line-breaks from the beginning
		for (var i = 0; i < lines.length; i++) {
			if (lines[i].trim() === '') {
				lines.splice(i--, 1);
			} else break;
		}

		// Trim line-breaks from the end
		for (var i = lines.length-1; i >= 0; i--) {
			if (lines[i].trim() === '') {
				lines.splice(i, 1);
			} else break;
		}

		return lines.join('\n');
	}

	// Main function for betterTrim()
	return (function(snippetEl) {
		var content = trimLineBreaks(snippetEl.innerHTML);
		var lines = content.split('\n');
		// Calculate the minimum amount to remove on each line start of the snippet (can be 0)
		var pad = lines.reduce(function(acc, line) {
			if (line.length > 0 && trimLeft(l

	function trimLeft(val) {
		// Adapted from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim#Polyfill
		return val.replace(/^[\s\uFEFF\xA0]+/g, '');
	}

	function trimLineBreaks(input) {
		var lines = input.split('\n');

		// Trim line-breaks from the beginning
		for (var i = 0; i < lines.length; i++) {
			if (lines[i].trim() === '') {
				lines.splice(i--, 1);
			} else break;
		}

		// Trim line-breaks from the end
		for (var i = lines.length-1; i >= 0; i--) {
			if (lines[i].trim() === '') {
				lines.splice(i, 1);
			} else break;
		}

		return lines.join('\n');
	}

	function getMarkdownFromSlide( section ) {

		// look for a <script> or <textarea data-template> wrapper
		const template = section.querySelector( '[data-template]' ) || section.querySelector( 'script' );

		// strip leading whitespace so it isn't evaluated as code
		let text = ( template || section ).textContent;

		// restore script end tags
		text = text.replace( new RegExp( SCRIPT_END_PLACEHOLDER, 'g' ), '</script>' );

		const leadingWs = text.match( /^\n?(\s*)/ )[1].length,
			leadingTabs = text.match( /^\n?(\t*)/ )[1].length;

		if( leadingTabs > 0 ) {
			text = text.replace( new RegExp('\\n?\\t{' + leadingTabs + '}(.*)','g'), function(m, p1) { return '\n' + p1 ; } );
		}
		else if( leadingWs > 1 ) {
			text = text.replace( new RegExp('\\n? {' + leadingWs + '}(.*)', 'g'), function(m, p1) { return '\n' + p1 ; } );
		}

		return text;

	}

	function getForwardedAttributes( section ) {

		const attributes = section.attributes;
		const result = [];

		for( let i = 0, len = attributes.length; i < len; i++ ) {
			const name = attributes[i].name,
				value = attributes[i].value;

			// disregard attributes that are used for markdown loading/parsing
			if( /data\-(markdown|separator|vertical|notes)/gi.test( name ) ) continue;

			if( value ) {
				result.push( name + '="' + value + '"' );
			}
			else {
				result.push( name );
			}
		}

		return result.join( ' ' );

	}

	function getSlidifyOptions( options ) {
		const markdownConfig = deck?.getConfig?.().markdown;

		options = options || {};
		options.separator = options.separator || markdownConfig?.separator || DEFAULT_SLIDE_SEPARATOR;
		options.verticalSeparator = options.verticalSeparator || markdownConfig?.verticalSeparator || DEFAULT_VERTICAL_SEPARATOR;
		options.notesSeparator = options.notesSeparator || markdownConfig?.notesSeparator || DEFAULT_NOTES_SEPARATOR;
		options.attributes = options.attributes || '';

		return options;

	}

	function createMarkdownSlide( content, options ) {

		options = getSlidifyOptions( options );

		const notesMatch = content.split( new RegExp( options.notesSeparator, 'mgi' ) );

		if( notesMatch.length === 2 ) {
			content = notesMatch[0] + '<aside class="notes">' + marked(notesMatch[1].trim()) + '</aside>';
		}

		// prevent script end tags in the content from interfering
		// with parsing
		content = content.replace( /<\/script>/g, SCRIPT_END_PLACEHOLDER );

		return '<script type="text/template">' + content + '</script>';

	}

	function slidify( markdown, options ) {

		options = getSlidifyOptions( options );

		const separatorRegex = new RegExp( options.separator + ( options.verticalSeparator ? '|' + options.verticalSeparator : '' ), 'mg' ),
			horizontalSeparatorRegex = new RegExp( options.separator );

		let matches,
			lastIndex = 0,
			isHorizontal,
			wasHorizontal = true,
			content,
			sectionStack = [];

		// iterate until all blocks between separators are stacked up
		while( matches = separatorRegex.exec( markdown ) ) {
			const notes = null;

			// determine direction (horizontal by default)
			isHorizontal = horizontalSeparatorRegex.test( matches[0] );

			if( !isHorizontal && wasHorizontal ) {
				// create vertical stack
				sectionStack.push( [] );
			}

			// pluck slide content from markdown input
			content = markdown.substring( lastIndex, matches.index );

			if( isHorizontal && wasHorizontal ) {
				// add to horizontal stack
				sectionStack.push( content );
			}
			else {
				// add to 

	function processSlides( scope ) {

		return new Promise( function( resolve ) {

			const externalPromises = [];

			[].slice.call( scope.querySelectorAll( 'section[data-markdown]:not([data-markdown-parsed])') ).forEach( function( section, i ) {

				if( section.getAttribute( 'data-markdown' ).length ) {

					externalPromises.push( loadExternalMarkdown( section ).then(

						// Finished loading external file
						function( xhr, url ) {
							section.outerHTML = slidify( xhr.responseText, {
								separator: section.getAttribute( 'data-separator' ),
								verticalSeparator: section.getAttribute( 'data-separator-vertical' ),
								notesSeparator: section.getAttribute( 'data-separator-notes' ),
								attributes: getForwardedAttributes( section )
							});
						},

						// Failed to load markdown
						function( xhr, url ) {
							section.outerHTML = '<section data-state="alert">' +
								'ERROR: The attempt to fetch ' + url + ' failed with HTTP status ' + xhr.status + '.'

	function loadExternalMarkdown( section ) {

		return new Promise( function( resolve, reject ) {

			const xhr = new XMLHttpRequest(),
				url = section.getAttribute( 'data-markdown' );

			const datacharset = section.getAttribute( 'data-charset' );

			// see https://developer.mozilla.org/en-US/docs/Web/API/element.getAttribute#Notes
			if( datacharset !== null && datacharset !== '' ) {
				xhr.overrideMimeType( 'text/html; charset=' + datacharset );
			}

			xhr.onreadystatechange = function( section, xhr ) {
				if( xhr.readyState === 4 ) {
					// file protocol yields status code 0 (useful for local debug, mobile applications etc.)
					if ( ( xhr.status >= 200 && xhr.status < 300 ) || xhr.status === 0 ) {

						resolve( xhr, url );

					}
					else {

						reject( xhr, url );

					}
				}
			}.bind( this, section, xhr );

			xhr.open( 'GET', url, true );

			try {
				xhr.send();
			}
			catch ( e ) {
				console.warn( 'Failed to get the Markdown file ' + url + '. Make sure th

	function addAttributeInElement( node, elementTarget, separator ) {

		const markdownClassesInElementsRegex = new RegExp( separator, 'mg' );
		const markdownClassRegex = new RegExp( "([^\"= ]+?)=\"([^\"]+?)\"|(data-[^\"= ]+?)(?=[\" ])", 'mg' );
		let nodeValue = node.nodeValue;
		let matches,
			matchesClass;
		if( matches = markdownClassesInElementsRegex.exec( nodeValue ) ) {

			const classes = matches[1];
			nodeValue = nodeValue.substring( 0, matches.index ) + nodeValue.substring( markdownClassesInElementsRegex.lastIndex );
			node.nodeValue = nodeValue;
			while( matchesClass = markdownClassRegex.exec( classes ) ) {
				if( matchesClass[2] ) {
					elementTarget.setAttribute( matchesClass[1], matchesClass[2] );
				} else {
					elementTarget.setAttribute( matchesClass[3], "" );
				}
			}
			return true;
		}
		return false;
	}

	function addAttributes( section, element, previousElement, separatorElementAttributes, separatorSectionAttributes ) {

		if ( element !== null && element.childNodes !== undefined && element.childNodes.length > 0 ) {
			let previousParentElement = element;
			for( let i = 0; i < element.childNodes.length; i++ ) {
				const childElement = element.childNodes[i];
				if ( i > 0 ) {
					let j = i - 1;
					while ( j >= 0 ) {
						const aPreviousChildElement = element.childNodes[j];
						if ( typeof aPreviousChildElement.setAttribute === 'function' && aPreviousChildElement.tagName !== "BR" ) {
							previousParentElement = aPreviousChildElement;
							break;
						}
						j = j - 1;
					}
				}
				let parentSection = section;
				if( childElement.nodeName ===  "section" ) {
					parentSection = childElement ;
					previousParentElement = childElement ;
				}
				if ( typeof childElement.setAttribute === 'function' || childElement.nodeType === Node.COMMENT_NODE ) {
					addAttributes(

	function convertSlides() {

		const sections = deck.getRevealElement().querySelectorAll( '[data-markdown]:not([data-markdown-parsed])');

		[].slice.call( sections ).forEach( function( section ) {

			section.setAttribute( 'data-markdown-parsed', true )

			const notes = section.querySelector( 'aside.notes' );
			const markdown = getMarkdownFromSlide( section );

			section.innerHTML = marked( markdown );
			addAttributes( 	section, section, null, section.getAttribute( 'data-element-attributes' ) ||
							section.parentNode.getAttribute( 'data-element-attributes' ) ||
							DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR,
							section.getAttribute( 'data-attributes' ) ||
							section.parentNode.getAttribute( 'data-attributes' ) ||
							DEFAULT_SLIDE_ATTRIBUTES_SEPARATOR);

			// If there were notes, we need to re-add them after
			// having overwritten the section's HTML
			if( notes ) {
				section.appendChild( notes );
			}

		} );

		return Promise.resolve();

	}

	function escapeForHTML( input ) {

	  return input.replace( /([&<>'"])/g, char => HTML_ESCAPE_MAP[char] );

	}

	async function loadScripts(urls) {
		for(const url of urls) {
			await loadScript(url);
		}
	}

	function loadScript( url, callback ) {

		let head = document.querySelector( 'head' );
		let script = document.createElement( 'script' );
		script.type = 'text/javascript';
		script.src = url;

		// Wrapper for callback to make sure it only fires once
		let finish = () => {
			if( typeof callback === 'function' ) {
				callback.call();
				callback = null;
			}
		}

		script.onload = finish;

		// IE
		script.onreadystatechange = () => {
			if ( this.readyState === 'loaded' ) {
				finish();
			}
		}

		// Normal browsers
		head.appendChild( script );

	}

    function loadScript( url, callback ) {

        let script = document.createElement( 'script' );
        script.type = "text/javascript"
        script.id = "MathJax-script"
        script.src = url;
        script.async = true

        // Wrapper for callback to make sure it only fires once
        script.onload = () => {
            if (typeof callback === 'function') {
                callback.call();
                callback = null;
            }
        };

        document.head.appendChild( script );

    }

	function openSpeakerWindow() {

		// If a window is already open, focus it
		if( speakerWindow && !speakerWindow.closed ) {
			speakerWindow.focus();
		}
		else {
			speakerWindow = window.open( 'about:blank', 'reveal.js - Notes', 'width=1100,height=700' );
			speakerWindow.marked = marked;
			speakerWindow.document.write( speakerViewHTML );

			if( !speakerWindow ) {
				alert( 'Speaker view popup failed to open. Please make sure popups are allowed and reopen the speaker view.' );
				return;
			}

			connect();
		}

	}

	function reconnectSpeakerWindow( reconnectWindow ) {

		if( speakerWindow && !speakerWindow.closed ) {
			speakerWindow.focus();
		}
		else {
			speakerWindow = reconnectWindow;
			window.addEventListener( 'message', onPostMessage );
			onConnected();
		}

	}

	function connect() {

		const presentationURL = deck.getConfig().url;

		const url = typeof presentationURL === 'string' ? presentationURL :
								window.location.protocol + '//' + window.location.host + window.location.pathname + window.location.search;

		// Keep trying to connect until we get a 'connected' message back
		connectInterval = setInterval( function() {
			speakerWindow.postMessage( JSON.stringify( {
				namespace: 'reveal-notes',
				type: 'connect',
				state: deck.getState(),
				url
			} ), '*' );
		}, 500 );

		window.addEventListener( 'message', onPostMessage );

	}

	function callRevealApi( methodName, methodArguments, callId ) {

		let result = deck[methodName].apply( deck, methodArguments );
		speakerWindow.postMessage( JSON.stringify( {
			namespace: 'reveal-notes',
			type: 'return',
			result,
			callId
		} ), '*' );

	}

	function post( event ) {

		let slideElement = deck.getCurrentSlide(),
			notesElements = slideElement.querySelectorAll( 'aside.notes' ),
			fragmentElement = slideElement.querySelector( '.current-fragment' );

		let messageData = {
			namespace: 'reveal-notes',
			type: 'state',
			notes: '',
			markdown: false,
			whitespace: 'normal',
			state: deck.getState()
		};

		// Look for notes defined in a slide attribute
		if( slideElement.hasAttribute( 'data-notes' ) ) {
			messageData.notes = slideElement.getAttribute( 'data-notes' );
			messageData.whitespace = 'pre-wrap';
		}

		// Look for notes defined in a fragment
		if( fragmentElement ) {
			let fragmentNotes = fragmentElement.querySelector( 'aside.notes' );
			if( fragmentNotes ) {
				messageData.notes = fragmentNotes.innerHTML;
				messageData.markdown = typeof fragmentNotes.getAttribute( 'data-markdown' ) === 'string';

				// Ignore other slide notes
				notesElements = null;
			}
			else if( fragmentElement.hasAttribute( 'd

	function isSameOriginEvent( event ) {

		try {
			return window.location.origin === event.source.location.origin;
		}
		catch ( error ) {
			return false;
		}

	}

	function onPostMessage( event ) {

		// Only allow same-origin messages
		// (added 12/5/22 as a XSS safeguard)
		if( isSameOriginEvent( event ) ) {

			try {
				let data = JSON.parse( event.data );
				if( data && data.namespace === 'reveal-notes' && data.type === 'connected' ) {
					clearInterval( connectInterval );
					onConnected();
				}
				else if( data && data.namespace === 'reveal-notes' && data.type === 'call' ) {
					callRevealApi( data.methodName, data.arguments, data.callId );
				}
		  } catch (e) {}

		}

	}

	function onConnected() {

		// Monitor events that trigger a change in state
		deck.on( 'slidechanged', post );
		deck.on( 'fragmentshown', post );
		deck.on( 'fragmenthidden', post );
		deck.on( 'overviewhidden', post );
		deck.on( 'overviewshown', post );
		deck.on( 'paused', post );
		deck.on( 'resumed', post );

		// Post the initial state
		post();

	}

	function getRevealJsPath(){
		var regex = /\b[^/]+\/reveal.css$/i;
		var script = Array.from( document.querySelectorAll( 'link' ) ).find( function( e ){
			return e.attributes.href && e.attributes.href.value.search( regex ) >= 0;
		});
		if( !script ){
			console.error( 'reveal.css could not be found in included <link> elements. Did you rename this file?' );
			return '';
		}
		return script.attributes.href.value.replace( regex, '' );
	}

	function setStylesheet3( pdfExport ){
		var link = document.querySelector( '#print' );
		if( !link ){
			link = document.createElement( 'link' );
			link.rel = 'stylesheet';
			link.id = 'print';
			document.querySelector( 'head' ).appendChild( link );
		}
		var style = 'paper';
		if( pdfExport ){
			style = 'pdf';
		}
		link.href = getRevealJsPath() + 'css/print/' + style + '.css';
	}

	function installAltKeyBindings4(){
		if( isPrintingPDF() ){
			var config = Reveal.getConfig();
			var shortcut = config.pdfExportShortcut || 'E';
			window.addEventListener( 'keydown', function( e ){
				if( e.target.nodeName.toUpperCase() == 'BODY'
					&& ( e.key.toUpperCase() == shortcut.toUpperCase() || e.keyCode == shortcut.toUpperCase().charCodeAt( 0 ) ) ){
					e.preventDefault();
					togglePdfExport();
					return false;
				}
			}, true );
		}
	}

	function isPrintingPDF(){
		return /print-pdf/gi.test(window.location.search) || /view=print/gi.test(window.location.search);
	}

	function togglePdfExport(){
		var url_doc = new URL( document.URL );
		var query_doc = new URLSearchParams( url_doc.searchParams );
		if( isPrintingPDF() ){
			if (query_doc.has('print-pdf')) {
				query_doc.delete('print-pdf');
			} else if (query_doc.has('view')) {
				query_doc.delete('view');
			}
		}else{
			query_doc.set( 'view', 'print' );
		}
		url_doc.search = ( query_doc.toString() ? '?' + query_doc.toString() : '' );
		window.location.href = url_doc.toString();
	}

	function installKeyBindings(){
		var config = Reveal.getConfig();
		var shortcut = config.pdfExportShortcut || 'E';
		Reveal.addKeyBinding({
			keyCode: shortcut.toUpperCase().charCodeAt( 0 ),
			key: shortcut.toUpperCase(),
			description: 'PDF export mode'
		}, togglePdfExport );
		installAltKeyBindings();
	}

	function install(){
		installKeyBindings();
		setStylesheet( isPrintingPDF() );
	}