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33 lines
828 B
JavaScript
33 lines
828 B
JavaScript
import _ from 'lodash'
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/* global MathJax */
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import App from '../base'
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export default App.directive('mathjax', function ($compile, $parse) {
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return {
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link(scope, element, attrs) {
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if (!(MathJax && MathJax.Hub)) return
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if (attrs.delimiter !== 'no-single-dollar') {
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const inlineMathConfig =
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MathJax.Hub.config && MathJax.Hub.config.tex2jax.inlineMath
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const alreadyConfigured = _.find(
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inlineMathConfig,
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c => c[0] === '$' && c[1] === '$'
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)
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if (!alreadyConfigured) {
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MathJax.Hub.Config({
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tex2jax: {
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inlineMath: inlineMathConfig.concat([['$', '$']])
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}
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})
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}
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}
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setTimeout(() => {
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MathJax.Hub.Queue(['Typeset', MathJax.Hub, element.get(0)])
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}, 0)
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}
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}
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})
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