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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
- */
- var RevealMath = window.RevealMath || (function(){
- var loaded = false;
- var config = Reveal.getConfig().math || {};
- config.mode = config.mode || 'TeX-AMS_HTML-full';
- 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=' + config.mode;
- // Detect when the script has loaded
- script.onload = onScriptLoad;
- // IE
- script.onreadystatechange = function() {
- if ( this.readyState === 'loaded' ) {
- onScriptLoad.call();
- }
- }
- // Normal browsers
- head.appendChild( script );
- function onScriptLoad() {
- // Conditioned just in case both onload and readystate fire
- if( loaded === false ) {
- loaded = true;
- MathJax.Hub.Config({
- messageStyle: 'none',
- tex2jax: { inlineMath: [['$','$'],['\\(','\\)']] }
- });
- // Process any math inside of the current slide when navigating,
- // this is needed since it's not possible to typeset equations
- // within invisible elements (far future or past).
- Reveal.addEventListener( 'slidechanged', function( event ) {
- // This will only typeset equations that have not yet been
- // processed, as well as equations that have change since
- // last being processed.
- MathJax.Hub.Update( event.currentSlide );
- } );
- }
- }
- })();
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