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@@ -9,27 +9,10 @@ var RevealMath = window.RevealMath || (function(){
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var loaded = false;
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var config = Reveal.getConfig().math || {};
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+ config.host = config.host || 'http://cdn.mathjax.org/mathjax/latest/MathJax.js';
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config.mode = config.mode || 'TeX-AMS_HTML-full';
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- var head = document.querySelector( 'head' );
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- var script = document.createElement( 'script' );
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- script.type = 'text/javascript';
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- script.src = 'http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=' + config.mode;
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-
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- // Detect when the script has loaded
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- script.onload = onScriptLoad;
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-
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- // IE
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- script.onreadystatechange = function() {
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- if ( this.readyState === 'loaded' ) {
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- onScriptLoad.call();
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- }
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- }
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-
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- // Normal browsers
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- head.appendChild( script );
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-
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- function onScriptLoad() {
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+ loadScript( config.host + '?config=' + config.mode, function() {
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// Conditioned just in case both onload and readystate fire
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if( loaded === false ) {
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@@ -48,11 +31,42 @@ var RevealMath = window.RevealMath || (function(){
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// This will only typeset equations that have not yet been
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// processed, as well as equations that have change since
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// last being processed.
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- MathJax.Hub.Update( event.currentSlide );
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+ MathJax.Hub.Update( event.currentSlide, function() {
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+ Reveal.layout();
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+ } );
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} );
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}
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+ } );
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+
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+ function loadScript( url, callback ) {
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+
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+ var head = document.querySelector( 'head' );
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+ var script = document.createElement( 'script' );
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+ script.type = 'text/javascript';
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+ script.src = url;
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+
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+ // Wrapper for callback to make sure it only fires once
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+ var finish = function() {
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+ if( typeof callback === 'function' ) {
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+ callback.call();
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+ callback = null;
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+ }
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+ }
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+
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+ script.onload = finish;
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+
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+ // IE
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+ script.onreadystatechange = function() {
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+ if ( this.readyState === 'loaded' ) {
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+ finish.call();
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+ }
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+ }
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+
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+ // Normal browsers
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+ head.appendChild( script );
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+
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}
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})();
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