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Diffstat (limited to 'client/katex/contrib/copy-tex.js')
| -rw-r--r-- | client/katex/contrib/copy-tex.js | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/client/katex/contrib/copy-tex.js b/client/katex/contrib/copy-tex.js new file mode 100644 index 0000000..ecfaedf --- /dev/null +++ b/client/katex/contrib/copy-tex.js @@ -0,0 +1,174 @@ +(function webpackUniversalModuleDefinition(root, factory) { + if(typeof exports === 'object' && typeof module === 'object') + module.exports = factory(); + else if(typeof define === 'function' && define.amd) + define([], factory); + else { + var a = factory(); + for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i]; + } +})(this, function() { +return /******/ (function(modules) { // webpackBootstrap +/******/ // The module cache +/******/ var installedModules = {}; +/******/ +/******/ // The require function +/******/ function __webpack_require__(moduleId) { +/******/ +/******/ // Check if module is in cache +/******/ if(installedModules[moduleId]) { +/******/ return installedModules[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = installedModules[moduleId] = { +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); +/******/ +/******/ // Flag the module as loaded +/******/ module.l = true; +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/******/ +/******/ // expose the modules object (__webpack_modules__) +/******/ __webpack_require__.m = modules; +/******/ +/******/ // expose the module cache +/******/ __webpack_require__.c = installedModules; +/******/ +/******/ // define getter function for harmony exports +/******/ __webpack_require__.d = function(exports, name, getter) { +/******/ if(!__webpack_require__.o(exports, name)) { +/******/ Object.defineProperty(exports, name, { +/******/ configurable: false, +/******/ enumerable: true, +/******/ get: getter +/******/ }); +/******/ } +/******/ }; +/******/ +/******/ // getDefaultExport function for compatibility with non-harmony modules +/******/ __webpack_require__.n = function(module) { +/******/ var getter = module && module.__esModule ? +/******/ function getDefault() { return module['default']; } : +/******/ function getModuleExports() { return module; }; +/******/ __webpack_require__.d(getter, 'a', getter); +/******/ return getter; +/******/ }; +/******/ +/******/ // Object.prototype.hasOwnProperty.call +/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; +/******/ +/******/ // __webpack_public_path__ +/******/ __webpack_require__.p = ""; +/******/ +/******/ // Load entry module and return exports +/******/ return __webpack_require__(__webpack_require__.s = 0); +/******/ }) +/************************************************************************/ +/******/ ([ +/* 0 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +Object.defineProperty(__webpack_exports__, "__esModule", { value: true }); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__copy_tex_css__ = __webpack_require__(1); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__copy_tex_css___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0__copy_tex_css__); +/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__katex2tex__ = __webpack_require__(2); + + + +// Global copy handler to modify behavior on .katex elements. +document.addEventListener('copy', function (event) { + var selection = window.getSelection(); + if (selection.isCollapsed) { + return; // default action OK if selection is empty + } + var fragment = selection.getRangeAt(0).cloneContents(); + if (!fragment.querySelector('.katex-mathml')) { + return; // default action OK if no .katex-mathml elements + } + // Preserve usual HTML copy/paste behavior. + var html = []; + for (var i = 0; i < fragment.childNodes.length; i++) { + html.push(fragment.childNodes[i].outerHTML); + } + event.clipboardData.setData('text/html', html.join('')); + // Rewrite plain-text version. + event.clipboardData.setData('text/plain', Object(__WEBPACK_IMPORTED_MODULE_1__katex2tex__["a" /* default */])(fragment).textContent); + // Prevent normal copy handling. + event.preventDefault(); +}); + +/***/ }), +/* 1 */ +/***/ (function(module, exports) { + +// removed by extract-text-webpack-plugin + +/***/ }), +/* 2 */ +/***/ (function(module, __webpack_exports__, __webpack_require__) { + +"use strict"; +/* unused harmony export defaultCopyDelimiters */ +/* unused harmony export katexReplaceWithTex */ +// Set these to how you want inline and display math to be delimited. +var defaultCopyDelimiters = { + inline: ['$', '$'], // alternative: ['\(', '\)'] + display: ['$$', '$$'] // alternative: ['\[', '\]'] +}; + +// Replace .katex elements with their TeX source (<annotation> element). +// Modifies fragment in-place. Useful for writing your own 'copy' handler, +// as in copy-tex.js. +var katexReplaceWithTex = function katexReplaceWithTex(fragment) { + var copyDelimiters = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultCopyDelimiters; + + // Remove .katex-html blocks that are preceded by .katex-mathml blocks + // (which will get replaced below). + var katexHtml = fragment.querySelectorAll('.katex-mathml + .katex-html'); + for (var i = 0; i < katexHtml.length; i++) { + var element = katexHtml[i]; + if (element.remove) { + element.remove(null); + } else { + element.parentNode.removeChild(element); + } + } + // Replace .katex-mathml elements with their annotation (TeX source) + // descendant, with inline delimiters. + var katexMathml = fragment.querySelectorAll('.katex-mathml'); + for (var _i = 0; _i < katexMathml.length; _i++) { + var _element = katexMathml[_i]; + var texSource = _element.querySelector('annotation'); + if (texSource) { + if (_element.replaceWith) { + _element.replaceWith(texSource); + } else { + _element.parentNode.replaceChild(texSource, _element); + } + texSource.innerHTML = copyDelimiters.inline[0] + texSource.innerHTML + copyDelimiters.inline[1]; + } + } + // Switch display math to display delimiters. + var displays = fragment.querySelectorAll('.katex-display annotation'); + for (var _i2 = 0; _i2 < displays.length; _i2++) { + var _element2 = displays[_i2]; + _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]; + } + return fragment; +}; + +/* harmony default export */ __webpack_exports__["a"] = (katexReplaceWithTex); + +/***/ }) +/******/ ])["default"]; +});
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