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plugin/math/math.esm.js
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plugin/math/math.esm.js
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function e(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function t(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(e);t&&(r=r.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,r)}return n}function n(n){for(var r=1;r<arguments.length;r++){var a=null!=arguments[r]?arguments[r]:{};r%2?t(Object(a),!0).forEach((function(t){e(n,t,a[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(n,Object.getOwnPropertyDescriptors(a)):t(Object(a)).forEach((function(e){Object.defineProperty(n,e,Object.getOwnPropertyDescriptor(a,e))}))}return n}export default function(){var e,t={messageStyle:"none",tex2jax:{inlineMath:[["$","$"],["\\(","\\)"]],skipTags:["script","noscript","style","textarea","pre"]},skipStartupTypeset:!0};return{id:"math",init:function(r){var a=(e=r).getConfig().math||{},o=n(n({},t),a),c=(o.mathjax||"https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js")+"?config="+(o.config||"TeX-AMS_HTML-full");o.tex2jax=n(n({},t.tex2jax),a.tex2jax),o.mathjax=o.config=null,function(e,t){var n=this,r=document.querySelector("head"),a=document.createElement("script");a.type="text/javascript",a.src=e;var o=function(){"function"==typeof t&&(t.call(),t=null)};a.onload=o,a.onreadystatechange=function(){"loaded"===n.readyState&&o()},r.appendChild(a)}(c,(function(){MathJax.Hub.Config(o),MathJax.Hub.Queue(["Typeset",MathJax.Hub,e.getRevealElement()]),MathJax.Hub.Queue(e.layout),e.on("slidechanged",(function(e){MathJax.Hub.Queue(["Typeset",MathJax.Hub,e.currentSlide])}))}))}}}
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plugin/math/math.js
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plugin/math/math.js
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!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).RevealMath=t()}(this,(function(){"use strict";function e(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function t(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(e);t&&(r=r.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,r)}return n}function n(n){for(var r=1;r<arguments.length;r++){var a=null!=arguments[r]?arguments[r]:{};r%2?t(Object(a),!0).forEach((function(t){e(n,t,a[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(n,Object.getOwnPropertyDescriptors(a)):t(Object(a)).forEach((function(e){Object.defineProperty(n,e,Object.getOwnPropertyDescriptor(a,e))}))}return n}return function(){var e,t={messageStyle:"none",tex2jax:{inlineMath:[["$","$"],["\\(","\\)"]],skipTags:["script","noscript","style","textarea","pre"]},skipStartupTypeset:!0};return{id:"math",init:function(r){var a=(e=r).getConfig().math||{},o=n(n({},t),a),i=(o.mathjax||"https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js")+"?config="+(o.config||"TeX-AMS_HTML-full");o.tex2jax=n(n({},t.tex2jax),a.tex2jax),o.mathjax=o.config=null,function(e,t){var n=this,r=document.querySelector("head"),a=document.createElement("script");a.type="text/javascript",a.src=e;var o=function(){"function"==typeof t&&(t.call(),t=null)};a.onload=o,a.onreadystatechange=function(){"loaded"===n.readyState&&o()},r.appendChild(a)}(i,(function(){MathJax.Hub.Config(o),MathJax.Hub.Queue(["Typeset",MathJax.Hub,e.getRevealElement()]),MathJax.Hub.Queue(e.layout),e.on("slidechanged",(function(e){MathJax.Hub.Queue(["Typeset",MathJax.Hub,e.currentSlide])}))}))}}}}));
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plugin/math/plugin.js
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plugin/math/plugin.js
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/**
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* A plugin which enables rendering of math equations inside
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* of reveal.js slides. Essentially a thin wrapper for MathJax.
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*
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* @author Hakim El Hattab
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*/
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const Plugin = () => {
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// The reveal.js instance this plugin is attached to
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let deck;
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let defaultOptions = {
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messageStyle: 'none',
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tex2jax: {
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inlineMath: [ [ '$', '$' ], [ '\\(', '\\)' ] ],
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skipTags: [ 'script', 'noscript', 'style', 'textarea', 'pre' ]
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},
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skipStartupTypeset: true
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};
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function loadScript( url, callback ) {
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let head = document.querySelector( 'head' );
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let script = document.createElement( 'script' );
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script.type = 'text/javascript';
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script.src = url;
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// Wrapper for callback to make sure it only fires once
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let finish = () => {
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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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script.onload = finish;
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// IE
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script.onreadystatechange = () => {
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if ( this.readyState === 'loaded' ) {
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finish();
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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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return {
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id: 'math',
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init: function( reveal ) {
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deck = reveal;
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let revealOptions = deck.getConfig().math || {};
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let options = { ...defaultOptions, ...revealOptions };
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let mathjax = options.mathjax || 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js';
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let config = options.config || 'TeX-AMS_HTML-full';
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let url = mathjax + '?config=' + config;
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options.tex2jax = { ...defaultOptions.tex2jax, ...revealOptions.tex2jax };
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options.mathjax = options.config = null;
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loadScript( url, function() {
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MathJax.Hub.Config( options );
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// Typeset followed by an immediate reveal.js layout since
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// the typesetting process could affect slide height
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MathJax.Hub.Queue( [ 'Typeset', MathJax.Hub, deck.getRevealElement() ] );
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MathJax.Hub.Queue( deck.layout );
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// Reprocess equations in slides when they turn visible
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deck.on( 'slidechanged', function( event ) {
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MathJax.Hub.Queue( [ 'Typeset', MathJax.Hub, event.currentSlide ] );
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} );
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} );
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}
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}
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};
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export default Plugin;
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