116 lines
3.8 KiB
JavaScript
116 lines
3.8 KiB
JavaScript
(function webpackUniversalModuleDefinition(root, factory) {
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if(typeof exports === 'object' && typeof module === 'object')
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module.exports = factory();
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else if(typeof define === 'function' && define.amd)
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define([], factory);
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else {
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var a = factory();
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for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];
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}
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})((typeof self !== 'undefined' ? self : this), function() {
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return /******/ (function() { // webpackBootstrap
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/******/ "use strict";
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var __webpack_exports__ = {};
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;// CONCATENATED MODULE: ./contrib/copy-tex/katex2tex.js
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// Set these to how you want inline and display math to be delimited.
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var defaultCopyDelimiters = {
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inline: ['$', '$'],
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// alternative: ['\(', '\)']
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display: ['$$', '$$'] // alternative: ['\[', '\]']
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}; // Replace .katex elements with their TeX source (<annotation> element).
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// Modifies fragment in-place. Useful for writing your own 'copy' handler,
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// as in copy-tex.js.
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var katexReplaceWithTex = function katexReplaceWithTex(fragment, copyDelimiters) {
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if (copyDelimiters === void 0) {
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copyDelimiters = defaultCopyDelimiters;
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}
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// Remove .katex-html blocks that are preceded by .katex-mathml blocks
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// (which will get replaced below).
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var katexHtml = fragment.querySelectorAll('.katex-mathml + .katex-html');
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for (var i = 0; i < katexHtml.length; i++) {
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var element = katexHtml[i];
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if (element.remove) {
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element.remove(null);
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} else {
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element.parentNode.removeChild(element);
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}
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} // Replace .katex-mathml elements with their annotation (TeX source)
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// descendant, with inline delimiters.
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var katexMathml = fragment.querySelectorAll('.katex-mathml');
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for (var _i = 0; _i < katexMathml.length; _i++) {
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var _element = katexMathml[_i];
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var texSource = _element.querySelector('annotation');
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if (texSource) {
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if (_element.replaceWith) {
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_element.replaceWith(texSource);
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} else {
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_element.parentNode.replaceChild(texSource, _element);
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}
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texSource.innerHTML = copyDelimiters.inline[0] + texSource.innerHTML + copyDelimiters.inline[1];
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}
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} // Switch display math to display delimiters.
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var displays = fragment.querySelectorAll('.katex-display annotation');
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for (var _i2 = 0; _i2 < displays.length; _i2++) {
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var _element2 = displays[_i2];
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_element2.innerHTML = copyDelimiters.display[0] + _element2.innerHTML.substr(copyDelimiters.inline[0].length, _element2.innerHTML.length - copyDelimiters.inline[0].length - copyDelimiters.inline[1].length) + copyDelimiters.display[1];
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}
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return fragment;
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};
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/* harmony default export */ var katex2tex = (katexReplaceWithTex);
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;// CONCATENATED MODULE: ./contrib/copy-tex/copy-tex.js
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// Global copy handler to modify behavior on .katex elements.
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document.addEventListener('copy', function (event) {
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var selection = window.getSelection();
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if (selection.isCollapsed) {
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return; // default action OK if selection is empty
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}
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var fragment = selection.getRangeAt(0).cloneContents();
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if (!fragment.querySelector('.katex-mathml')) {
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return; // default action OK if no .katex-mathml elements
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} // Preserve usual HTML copy/paste behavior.
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var html = [];
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for (var i = 0; i < fragment.childNodes.length; i++) {
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html.push(fragment.childNodes[i].outerHTML);
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}
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event.clipboardData.setData('text/html', html.join('')); // Rewrite plain-text version.
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event.clipboardData.setData('text/plain', katex2tex(fragment).textContent); // Prevent normal copy handling.
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event.preventDefault();
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});
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;// CONCATENATED MODULE: ./contrib/copy-tex/copy-tex.webpack.js
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/**
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* This is the webpack entry point for KaTeX. As ECMAScript doesn't support
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* CSS modules natively, a separate entry point is used.
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*/
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__webpack_exports__ = __webpack_exports__["default"];
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/******/ return __webpack_exports__;
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/******/ })()
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;
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}); |