New version of the lecture

2024-02-02 09:49:21 +01:00
parent 050956c01b
commit f6431654dc
190 changed files with 7703 additions and 2629 deletions
--- a/Lecture_files/libs/revealjs/plugin/pdf-export/pdfexport.js
+++ b/Lecture_files/libs/revealjs/plugin/pdf-export/pdfexport.js
@@ -0,0 +1,108 @@
+var PdfExport = ( function( _Reveal ){
+
+	var Reveal = _Reveal;
+	var setStylesheet = null;
+	var installAltKeyBindings = null;
+
+	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 setStylesheet4( pdfExport ){
+	}
+
+	function installAltKeyBindings3(){
+	}
+
+	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 );
+	}
+
+	function togglePdfExport(){
+		var url_doc = new URL( document.URL );
+		var query_doc = new URLSearchParams( url_doc.searchParams );
+		if( isPrintingPDF() ){
+			query_doc.delete( 'print-pdf' );
+		}else{
+			query_doc.set( 'print-pdf', '' );
+		}
+		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() );
+	}
+
+	var Plugin = {
+	}
+
+	if( Reveal && Reveal.VERSION && Reveal.VERSION.length && Reveal.VERSION[ 0 ] == '3' ){
+		// reveal 3.x
+		setStylesheet = setStylesheet3;
+		installAltKeyBindings = installAltKeyBindings3;
+		install();
+	}else{
+		// must be reveal 4.x
+		setStylesheet = setStylesheet4;
+		installAltKeyBindings = installAltKeyBindings4;
+		Plugin.id = 'pdf-export';
+		Plugin.init = function( _Reveal ){
+			Reveal = _Reveal;
+			install();
+		};
+	}
+
+	return Plugin;
+
+})( Reveal );
--- a/Lecture_files/libs/revealjs/plugin/pdf-export/plugin.yml
+++ b/Lecture_files/libs/revealjs/plugin/pdf-export/plugin.yml
@@ -0,0 +1,2 @@
+name: PdfExport
+script: pdfexport.js