diff options
Diffstat (limited to 'static/vendor/revealjs/reveal.js-master/plugin/math/plugin.js')
-rwxr-xr-x | static/vendor/revealjs/reveal.js-master/plugin/math/plugin.js | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/static/vendor/revealjs/reveal.js-master/plugin/math/plugin.js b/static/vendor/revealjs/reveal.js-master/plugin/math/plugin.js deleted file mode 100755 index eaef379..0000000 --- a/static/vendor/revealjs/reveal.js-master/plugin/math/plugin.js +++ /dev/null @@ -1,91 +0,0 @@ -/** - * A plugin which enables rendering of math equations inside - * of reveal.js slides. Essentially a thin wrapper for MathJax. - * - * @author Hakim El Hattab - */ -const Plugin = () => { - - // The reveal.js instance this plugin is attached to - let deck; - - let defaultOptions = { - messageStyle: 'none', - tex2jax: { - inlineMath: [ [ '$', '$' ], [ '\\(', '\\)' ] ], - skipTags: [ 'script', 'noscript', 'style', 'textarea', 'pre' ] - }, - skipStartupTypeset: true - }; - - function loadScript( url, callback ) { - - let head = document.querySelector( 'head' ); - let script = document.createElement( 'script' ); - script.type = 'text/javascript'; - script.src = url; - - // Wrapper for callback to make sure it only fires once - let finish = () => { - if( typeof callback === 'function' ) { - callback.call(); - callback = null; - } - } - - script.onload = finish; - - // IE - script.onreadystatechange = () => { - if ( this.readyState === 'loaded' ) { - finish(); - } - } - - // Normal browsers - head.appendChild( script ); - - } - - return { - id: 'math', - - init: function( reveal ) { - - deck = reveal; - - let revealOptions = deck.getConfig().math || {}; - - let options = { ...defaultOptions, ...revealOptions }; - let mathjax = options.mathjax || 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js'; - let config = options.config || 'TeX-AMS_HTML-full'; - let url = mathjax + '?config=' + config; - - options.tex2jax = { ...defaultOptions.tex2jax, ...revealOptions.tex2jax }; - - options.mathjax = options.config = null; - - loadScript( url, function() { - - MathJax.Hub.Config( options ); - - // Typeset followed by an immediate reveal.js layout since - // the typesetting process could affect slide height - MathJax.Hub.Queue( [ 'Typeset', MathJax.Hub, deck.getRevealElement() ] ); - MathJax.Hub.Queue( deck.layout ); - - // Reprocess equations in slides when they turn visible - deck.on( 'slidechanged', function( event ) { - - MathJax.Hub.Queue( [ 'Typeset', MathJax.Hub, event.currentSlide ] ); - - } ); - - } ); - - } - } - -}; - -export default Plugin; |