first version of mathjax plugin #531
authorHakim El Hattab <hakim.elhattab@gmail.com>
Mon, 12 Aug 2013 13:21:38 +0000 (09:21 -0400)
committerHakim El Hattab <hakim.elhattab@gmail.com>
Mon, 12 Aug 2013 13:21:38 +0000 (09:21 -0400)
examples/math.html [new file with mode: 0644]
plugin/math/math.js [new file with mode: 0755]

diff --git a/examples/math.html b/examples/math.html
new file mode 100644 (file)
index 0000000..413d169
--- /dev/null
@@ -0,0 +1,68 @@
+<!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>
diff --git a/plugin/math/math.js b/plugin/math/math.js
new file mode 100755 (executable)
index 0000000..3efe321
--- /dev/null
@@ -0,0 +1,37 @@
+/**
+ * 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();
+               } );
+
+       }
+
+})();