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first version of mathjax plugin #531

Hakim El Hattab 11 years ago
parent
41edd914ad
commit
1748a29ff3
2 changed files with 105 additions and 0 deletions
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  1. 68 0
      examples/math.html
  2. 37 0
      plugin/math/math.js

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examples/math.html
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+<!doctype html>
 
+<html lang="en">
 
+
 
+	<head>
 
+		<meta charset="utf-8">
 
+
 
+		<title>reveal.js - The HTML Presentation Framework</title>
 
+
 
+		<meta name="description" content="A framework for easily creating beautiful presentations using HTML">
 
+		<meta name="author" content="Hakim El Hattab">
 
+
 
+		<meta name="apple-mobile-web-app-capable" content="yes" />
 
+		<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
 
+
 
+		<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
 
+
 
+		<link rel="stylesheet" href="../css/reveal.min.css">
 
+		<link rel="stylesheet" href="../css/theme/default.css" id="theme">
 
+
 
+		<!-- For syntax highlighting -->
 
+		<link rel="stylesheet" href="../lib/css/zenburn.css">
 
+
 
+		<!--[if lt IE 9]>
 
+		<script src="lib/js/html5shiv.js"></script>
 
+		<![endif]-->
 
+	</head>
 
+
 
+	<body>
 
+
 
+		<div class="reveal">
 
+
 
+			<div class="slides">
 
+
 
+				<section>
 
+					<h1>Reveal.js Math Plugin</h1>
 
+				</section>
 
+
 
+				<section>
 
+					\[\begin{aligned}
 
+					\dot{x} &amp; = \sigma(y-x) \\
 
+					\dot{y} &amp; = \rho x - y - xz \\
 
+					\dot{z} &amp; = -\beta z + xy
 
+					\end{aligned} \]
 
+				</section>
 
+
 
+			</div>
 
+
 
+		</div>
 
+
 
+		<script src="../lib/js/head.min.js"></script>
 
+		<script src="../js/reveal.min.js"></script>
 
+
 
+		<script>
 
+
 
+			Reveal.initialize({
 
+				dependencies: [
 
+					{ src: '../lib/js/classList.js', condition: function() { return !document.body.classList; } },
 
+					{ src: '../plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
 
+					{ src: '../plugin/markdown/markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
 
+					{ src: '../plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } },
 
+					{ src: '../plugin/math/math.js', async: true }
 
+				]
 
+			});
 
+
 
+		</script>
 
+
 
+	</body>
 
+</html>

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plugin/math/math.js
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+/**
 
+ * A plugin which enables rendering of math equations inside
 
+ * of reveal.js slides. Essentially a thin wrapper for MathJax.
 
+ *
 
+ * @author Hakim El Hattab
 
+ */
 
+(function(){
 
+
 
+	var head = document.querySelector( 'head' );
 
+	var script = document.createElement( 'script' );
 
+	script.type = 'text/javascript';
 
+	script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_SVG-full';
 
+
 
+	// Detect when the script has loaded
 
+	script.onload = onScriptLoad;
 
+	script.onreadystatechange = function() {
 
+		if ( this.readyState === 'loaded' ) {
 
+			onScriptLoad.call();
 
+		}
 
+	}
 
+
 
+	head.appendChild( script );
 
+
 
+	function onScriptLoad() {
 
+
 
+		MathJax.Hub.Config({
 
+			messageStyle: 'none',
 
+			tex2jax: { inlineMath: [['$','$'],['\\(','\\)']] }
 
+		});
 
+
 
+		Reveal.addEventListener( 'slidechanged', function( event ) {
 
+			MathJax.Hub.Rerender();
 
+		} );
 
+
 
+	}
 
+
 
+})();