1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 /** 6 * @fileoverview Interface of ChromeVox's bridge to MathJax. 7 * 8 */ 9 10 goog.provide('cvox.MathJaxInterface'); 11 12 13 /** 14 * @interface 15 */ 16 cvox.MathJaxInterface = function() { }; 17 18 19 /** 20 * True if MathJax is injected in a page. 21 * @param {function(boolean)} callback A function with the active status as 22 * argument. 23 */ 24 cvox.MathJaxInterface.prototype.isMathjaxActive = function(callback) { }; 25 26 27 /** 28 * Get MathML for all MathJax nodes that already exist by applying the callback 29 * to every single MathJax node. 30 * @param {function(Node, string)} callback A function taking a node and an id 31 * string. 32 */ 33 cvox.MathJaxInterface.prototype.getAllJax = function(callback) { }; 34 35 36 /** 37 * Registers a persistent callback function to be executed by Mathjax on the 38 * given signal. 39 * @param {function(Node, string)} callback A function taking a node and an id 40 * string. 41 * @param {string} signal The Mathjax signal to fire the callback. 42 */ 43 cvox.MathJaxInterface.prototype.registerSignal = function(callback, signal) { }; 44 45 46 /** 47 * Injects some minimalistic MathJax script into the page to translate LaTeX 48 * expressions. 49 */ 50 cvox.MathJaxInterface.prototype.injectScripts = function() { }; 51 52 53 /** 54 * Loads configurations for MediaWiki pages (e.g., Wikipedia). 55 */ 56 cvox.MathJaxInterface.prototype.configMediaWiki = function() { }; 57 58 59 /** 60 * Get MathML representation of images with tex or latex class if it has an 61 * alt text or title. 62 * @param {function(Node, string)} callback A function taking a MathML node and 63 * an id string. 64 * @param {Node} texNode Node with img tag and tex or latex class. 65 */ 66 cvox.MathJaxInterface.prototype.getTex = function(callback, texNode) { }; 67 68 69 /** 70 * Get MathML representation of images that have asciiMath in alt text. 71 * @param {function(Node, string)} callback A function taking a MathML node and 72 * an id string. 73 * @param {Node} asciiMathNode Node with img tag and class of numberedequation, 74 * inlineformula, or displayformula. 75 */ 76 cvox.MathJaxInterface.prototype.getAsciiMath = function( 77 callback, asciiMathNode) { }; 78
