mirror of https://gitee.com/openkylin/mathjax.git
3321 lines
124 KiB
JavaScript
3321 lines
124 KiB
JavaScript
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/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/*************************************************************
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*
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* MathJax.js
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*
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* The main support code for the MathJax Hub, including the
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* Ajax, Callback, Messaging, and Object-Oriented Programming
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* libraries, as well as the base Jax classes, and startup
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* processing code.
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*
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* ---------------------------------------------------------------------
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*
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* Copyright (c) 2009-2018 The MathJax Consortium
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//
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// Check if browser can support MathJax (no one fails this nowadays)
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//
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if (document.getElementById && document.childNodes && document.createElement) {
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//
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// Skip if MathJax is already loaded
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//
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if (!(window.MathJax && MathJax.Hub)) {
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//
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// Get author configuration from MathJax variable, if any
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//
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if (window.MathJax) {window.MathJax = {AuthorConfig: window.MathJax}}
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else {window.MathJax = {}}
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// MathJax.isPacked = true; // This line is uncommented by the packer.
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MathJax.version = "2.7.4";
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MathJax.fileversion = "2.7.4";
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MathJax.cdnVersion = "2.7.4"; // specifies a revision to break caching
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MathJax.cdnFileVersions = {}; // can be used to specify revisions for individual files
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/**********************************************************/
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(function (BASENAME) {
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var BASE = window[BASENAME];
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if (!BASE) {BASE = window[BASENAME] = {}}
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var PROTO = []; // a static object used to indicate when a prototype is being created
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var OBJECT = function (def) {
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var obj = def.constructor; if (!obj) {obj = function () {}}
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for (var id in def) {if (id !== 'constructor' && def.hasOwnProperty(id)) {obj[id] = def[id]}}
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return obj;
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};
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var CONSTRUCTOR = function () {
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return function () {return arguments.callee.Init.call(this,arguments)};
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};
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BASE.Object = OBJECT({
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constructor: CONSTRUCTOR(),
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Subclass: function (def,classdef) {
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var obj = CONSTRUCTOR();
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obj.SUPER = this; obj.Init = this.Init;
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obj.Subclass = this.Subclass; obj.Augment = this.Augment;
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obj.protoFunction = this.protoFunction;
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obj.can = this.can; obj.has = this.has; obj.isa = this.isa;
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obj.prototype = new this(PROTO);
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obj.prototype.constructor = obj; // the real constructor
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obj.Augment(def,classdef);
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return obj;
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},
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Init: function (args) {
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var obj = this;
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if (args.length === 1 && args[0] === PROTO) {return obj}
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if (!(obj instanceof args.callee)) {obj = new args.callee(PROTO)}
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return obj.Init.apply(obj,args) || obj;
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},
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Augment: function (def,classdef) {
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var id;
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if (def != null) {
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for (id in def) {if (def.hasOwnProperty(id)) {this.protoFunction(id,def[id])}}
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// MSIE doesn't list toString even if it is not native so handle it separately
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if (def.toString !== this.prototype.toString && def.toString !== {}.toString)
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{this.protoFunction('toString',def.toString)}
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}
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if (classdef != null) {
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for (id in classdef) {if (classdef.hasOwnProperty(id)) {this[id] = classdef[id]}}
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}
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return this;
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},
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protoFunction: function (id,def) {
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this.prototype[id] = def;
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if (typeof def === "function") {def.SUPER = this.SUPER.prototype}
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},
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prototype: {
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Init: function () {},
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SUPER: function (fn) {return fn.callee.SUPER},
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can: function (method) {return typeof(this[method]) === "function"},
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has: function (property) {return typeof(this[property]) !== "undefined"},
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isa: function (obj) {return (obj instanceof Object) && (this instanceof obj)}
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},
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can: function (method) {return this.prototype.can.call(this,method)},
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has: function (property) {return this.prototype.has.call(this,property)},
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isa: function (obj) {
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var constructor = this;
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while (constructor) {
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if (constructor === obj) {return true} else {constructor = constructor.SUPER}
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}
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return false;
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},
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SimpleSUPER: OBJECT({
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constructor: function (def) {return this.SimpleSUPER.define(def)},
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define: function (src) {
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var dst = {};
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if (src != null) {
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for (var id in src) {if (src.hasOwnProperty(id)) {dst[id] = this.wrap(id,src[id])}}
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// MSIE doesn't list toString even if it is not native so handle it separately
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if (src.toString !== this.prototype.toString && src.toString !== {}.toString)
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{dst.toString = this.wrap('toString',src.toString)}
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}
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return dst;
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},
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wrap: function (id,f) {
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if (typeof(f) !== 'function' || !f.toString().match(/\.\s*SUPER\s*\(/)) {return f}
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var fn = function () {
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this.SUPER = fn.SUPER[id];
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try {var result = f.apply(this,arguments)} catch (err) {delete this.SUPER; throw err}
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delete this.SUPER;
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return result;
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}
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fn.toString = function () {return f.toString.apply(f,arguments)}
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return fn;
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}
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})
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});
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BASE.Object.isArray = Array.isArray || function (obj) {
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return Object.prototype.toString.call(obj) === "[object Array]";
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};
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BASE.Object.Array = Array;
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})("MathJax");
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/**********************************************************/
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/*
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* Create a callback function from various forms of data:
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*
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* MathJax.Callback(fn) -- callback to a function
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*
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* MathJax.Callback([fn]) -- callback to function
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* MathJax.Callback([fn,data...])
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* -- callback to function with given data as arguments
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* MathJax.Callback([object,fn])
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* -- call fn with object as "this"
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* MathJax.Callback([object,fn,data...])
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* -- call fn with object as "this" and data as arguments
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* MathJax.Callback(["method",object])
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* -- call method of object wth object as "this"
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* MathJax.Callback(["method",object,data...])
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* -- as above, but with data as arguments to method
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*
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* MathJax.Callback({hook: fn, data: [...], object: this})
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* -- give function, data, and object to act as "this" explicitly
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*
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* MathJax.Callback("code") -- callback that compiles and executes a string
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*
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* MathJax.Callback([...],i)
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* -- use slice of array starting at i and interpret
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* result as above. (Used for passing "arguments" array
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* and trimming initial arguments, if any.)
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*/
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/*
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* MathJax.Callback.After([...],cb1,cb2,...)
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* -- make a callback that isn't called until all the other
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* ones are called first. I.e., wait for a union of
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* callbacks to occur before making the given callback.
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*/
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/*
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* MathJax.Callback.Queue([callback,...])
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* -- make a synchronized queue of commands that process
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* sequentially, waiting for those that return uncalled
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* callbacks.
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*/
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/*
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* MathJax.Callback.Signal(name)
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* -- finds or creates a names signal, to which listeners
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* can be attached and are signaled by messages posted
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* to the signal. Responses can be asynchronous.
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*/
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(function (BASENAME) {
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var BASE = window[BASENAME];
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if (!BASE) {BASE = window[BASENAME] = {}}
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var isArray = BASE.Object.isArray;
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//
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// Create a callback from an associative array
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//
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var CALLBACK = function (data) {
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var cb = function () {return arguments.callee.execute.apply(arguments.callee,arguments)};
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for (var id in CALLBACK.prototype) {
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if (CALLBACK.prototype.hasOwnProperty(id)) {
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if (typeof(data[id]) !== 'undefined') {cb[id] = data[id]}
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else {cb[id] = CALLBACK.prototype[id]}
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}
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}
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cb.toString = CALLBACK.prototype.toString;
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return cb;
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};
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CALLBACK.prototype = {
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isCallback: true,
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hook: function () {},
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data: [],
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object: window,
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execute: function () {
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if (!this.called || this.autoReset) {
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this.called = !this.autoReset;
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return this.hook.apply(this.object,this.data.concat([].slice.call(arguments,0)));
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}
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},
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reset: function () {delete this.called},
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toString: function () {return this.hook.toString.apply(this.hook,arguments)}
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};
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var ISCALLBACK = function (f) {
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return (typeof(f) === "function" && f.isCallback);
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}
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//
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// Evaluate a string in global context
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//
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var EVAL = function (code) {return eval.call(window,code)}
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var TESTEVAL = function () {
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EVAL("var __TeSt_VaR__ = 1"); // check if it works in global context
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if (window.__TeSt_VaR__) {
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try { delete window.__TeSt_VaR__; } // NOTE IE9 throws when in IE7 mode
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catch (error) { window.__TeSt_VaR__ = null; }
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} else {
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if (window.execScript) {
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// IE
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EVAL = function (code) {
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BASE.__code = code;
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code = "try {"+BASENAME+".__result = eval("+BASENAME+".__code)} catch(err) {"+BASENAME+".__result = err}";
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window.execScript(code);
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var result = BASE.__result; delete BASE.__result; delete BASE.__code;
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if (result instanceof Error) {throw result}
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return result;
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}
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} else {
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// Safari2
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EVAL = function (code) {
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BASE.__code = code;
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code = "try {"+BASENAME+".__result = eval("+BASENAME+".__code)} catch(err) {"+BASENAME+".__result = err}";
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var head = (document.getElementsByTagName("head"))[0]; if (!head) {head = document.body}
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var script = document.createElement("script");
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script.appendChild(document.createTextNode(code));
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head.appendChild(script); head.removeChild(script);
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var result = BASE.__result; delete BASE.__result; delete BASE.__code;
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if (result instanceof Error) {throw result}
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return result;
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}
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}
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}
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TESTEVAL = null;
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};
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//
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// Create a callback from various types of data
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//
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var USING = function (args,i) {
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if (arguments.length > 1) {
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if (arguments.length === 2 && !(typeof arguments[0] === 'function') &&
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arguments[0] instanceof Object && typeof arguments[1] === 'number')
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{args = [].slice.call(args,i)}
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else {args = [].slice.call(arguments,0)}
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}
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||
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if (isArray(args) && args.length === 1 && typeof(args[0]) === 'function') {args = args[0]}
|
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if (typeof args === 'function') {
|
||
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if (args.execute === CALLBACK.prototype.execute) {return args}
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return CALLBACK({hook: args});
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} else if (isArray(args)) {
|
||
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if (typeof(args[0]) === 'string' && args[1] instanceof Object &&
|
||
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typeof args[1][args[0]] === 'function') {
|
||
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return CALLBACK({hook: args[1][args[0]], object: args[1], data: args.slice(2)});
|
||
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} else if (typeof args[0] === 'function') {
|
||
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return CALLBACK({hook: args[0], data: args.slice(1)});
|
||
|
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} else if (typeof args[1] === 'function') {
|
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return CALLBACK({hook: args[1], object: args[0], data: args.slice(2)});
|
||
|
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}
|
||
|
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} else if (typeof(args) === 'string') {
|
||
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if (TESTEVAL) TESTEVAL();
|
||
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return CALLBACK({hook: EVAL, data: [args]});
|
||
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} else if (args instanceof Object) {
|
||
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return CALLBACK(args);
|
||
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} else if (typeof(args) === 'undefined') {
|
||
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return CALLBACK({});
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||
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}
|
||
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throw Error("Can't make callback from given data");
|
||
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};
|
||
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|
||
|
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//
|
||
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|
// Wait for a given time to elapse and then perform the callback
|
||
|
|
//
|
||
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var DELAY = function (time,callback) {
|
||
|
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callback = USING(callback);
|
||
|
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callback.timeout = setTimeout(callback,time);
|
||
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return callback;
|
||
|
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};
|
||
|
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|
||
|
|
//
|
||
|
|
// Callback used by AFTER, QUEUE, and SIGNAL to check if calls have completed
|
||
|
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//
|
||
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var WAITFOR = function (callback,signal) {
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||
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callback = USING(callback);
|
||
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if (!callback.called) {WAITSIGNAL(callback,signal); signal.pending++}
|
||
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};
|
||
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var WAITEXECUTE = function () {
|
||
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var signals = this.signal; delete this.signal;
|
||
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this.execute = this.oldExecute; delete this.oldExecute;
|
||
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var result = this.execute.apply(this,arguments);
|
||
|
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if (ISCALLBACK(result) && !result.called) {WAITSIGNAL(result,signals)} else {
|
||
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for (var i = 0, m = signals.length; i < m; i++) {
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||
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signals[i].pending--;
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||
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if (signals[i].pending <= 0) {signals[i].call()}
|
||
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}
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||
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}
|
||
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};
|
||
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var WAITSIGNAL = function (callback,signals) {
|
||
|
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if (!isArray(signals)) {signals = [signals]}
|
||
|
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if (!callback.signal) {
|
||
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callback.oldExecute = callback.execute;
|
||
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callback.execute = WAITEXECUTE;
|
||
|
|
callback.signal = signals;
|
||
|
|
} else if (signals.length === 1) {callback.signal.push(signals[0])}
|
||
|
|
else {callback.signal = callback.signal.concat(signals)}
|
||
|
|
};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Create a callback that is called when a collection of other callbacks have
|
||
|
|
// all been executed. If the callback gets called immediately (i.e., the
|
||
|
|
// others are all already called), check if it returns another callback
|
||
|
|
// and return that instead.
|
||
|
|
//
|
||
|
|
var AFTER = function (callback) {
|
||
|
|
callback = USING(callback);
|
||
|
|
callback.pending = 0;
|
||
|
|
for (var i = 1, m = arguments.length; i < m; i++)
|
||
|
|
{if (arguments[i]) {WAITFOR(arguments[i],callback)}}
|
||
|
|
if (callback.pending === 0) {
|
||
|
|
var result = callback();
|
||
|
|
if (ISCALLBACK(result)) {callback = result}
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
};
|
||
|
|
|
||
|
|
//
|
||
|
|
// An array of prioritized hooks that are executed sequentially
|
||
|
|
// with a given set of data.
|
||
|
|
//
|
||
|
|
var HOOKS = MathJax.Object.Subclass({
|
||
|
|
//
|
||
|
|
// Initialize the array and the auto-reset status
|
||
|
|
//
|
||
|
|
Init: function (reset) {
|
||
|
|
this.hooks = [];
|
||
|
|
this.remove = []; // used when hooks are removed during execution of list
|
||
|
|
this.reset = reset;
|
||
|
|
this.running = false;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Add a callback to the list, in priority order (default priority is 10)
|
||
|
|
//
|
||
|
|
Add: function (hook,priority) {
|
||
|
|
if (priority == null) {priority = 10}
|
||
|
|
if (!ISCALLBACK(hook)) {hook = USING(hook)}
|
||
|
|
hook.priority = priority;
|
||
|
|
var i = this.hooks.length;
|
||
|
|
while (i > 0 && priority < this.hooks[i-1].priority) {i--}
|
||
|
|
this.hooks.splice(i,0,hook);
|
||
|
|
return hook;
|
||
|
|
},
|
||
|
|
Remove: function (hook) {
|
||
|
|
for (var i = 0, m = this.hooks.length; i < m; i++) {
|
||
|
|
if (this.hooks[i] === hook) {
|
||
|
|
if (this.running) {this.remove.push(i)}
|
||
|
|
else {this.hooks.splice(i,1)}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Execute the list of callbacks, resetting them if requested.
|
||
|
|
// If any return callbacks, return a callback that will be
|
||
|
|
// executed when they all have completed.
|
||
|
|
// Remove any hooks that requested being removed during processing.
|
||
|
|
//
|
||
|
|
Execute: function () {
|
||
|
|
var callbacks = [{}];
|
||
|
|
this.running = true;
|
||
|
|
for (var i = 0, m = this.hooks.length; i < m; i++) {
|
||
|
|
if (this.reset) {this.hooks[i].reset()}
|
||
|
|
var result = this.hooks[i].apply(window,arguments);
|
||
|
|
if (ISCALLBACK(result) && !result.called) {callbacks.push(result)}
|
||
|
|
}
|
||
|
|
this.running = false;
|
||
|
|
if (this.remove.length) {this.RemovePending()}
|
||
|
|
if (callbacks.length === 1) {return null}
|
||
|
|
if (callbacks.length === 2) {return callbacks[1]}
|
||
|
|
return AFTER.apply({},callbacks);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Remove hooks that asked to be removed during execution of list
|
||
|
|
//
|
||
|
|
RemovePending: function () {
|
||
|
|
this.remove = this.remove.sort();
|
||
|
|
for (var i = this.remove.length-1; i >= 0; i--) {this.hooks.splice(i,1)}
|
||
|
|
this.remove = [];
|
||
|
|
}
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
//
|
||
|
|
// Run an array of callbacks passing them the given data.
|
||
|
|
// (Legacy function, since this has been replaced by the HOOKS object).
|
||
|
|
//
|
||
|
|
var EXECUTEHOOKS = function (hooks,data,reset) {
|
||
|
|
if (!hooks) {return null}
|
||
|
|
if (!isArray(hooks)) {hooks = [hooks]}
|
||
|
|
if (!isArray(data)) {data = (data == null ? [] : [data])}
|
||
|
|
var handler = HOOKS(reset);
|
||
|
|
for (var i = 0, m = hooks.length; i < m; i++) {handler.Add(hooks[i])}
|
||
|
|
return handler.Execute.apply(handler,data);
|
||
|
|
};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Command queue that performs commands in order, waiting when
|
||
|
|
// necessary for commands to complete asynchronousely
|
||
|
|
//
|
||
|
|
var QUEUE = BASE.Object.Subclass({
|
||
|
|
//
|
||
|
|
// Create the queue and push any commands that are specified
|
||
|
|
//
|
||
|
|
Init: function () {
|
||
|
|
this.pending = this.running = 0;
|
||
|
|
this.queue = [];
|
||
|
|
this.Push.apply(this,arguments);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Add commands to the queue and run them. Adding a callback object
|
||
|
|
// (rather than a callback specification) queues a wait for that callback.
|
||
|
|
// Return the final callback for synchronization purposes.
|
||
|
|
//
|
||
|
|
Push: function () {
|
||
|
|
var callback;
|
||
|
|
for (var i = 0, m = arguments.length; i < m; i++) {
|
||
|
|
callback = USING(arguments[i]);
|
||
|
|
if (callback === arguments[i] && !callback.called)
|
||
|
|
{callback = USING(["wait",this,callback])}
|
||
|
|
this.queue.push(callback);
|
||
|
|
}
|
||
|
|
if (!this.running && !this.pending) {this.Process()}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Process the command queue if we aren't waiting on another command
|
||
|
|
//
|
||
|
|
Process: function (queue) {
|
||
|
|
while (!this.running && !this.pending && this.queue.length) {
|
||
|
|
var callback = this.queue[0];
|
||
|
|
queue = this.queue.slice(1); this.queue = [];
|
||
|
|
this.Suspend(); var result = callback(); this.Resume();
|
||
|
|
if (queue.length) {this.queue = queue.concat(this.queue)}
|
||
|
|
if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Suspend/Resume command processing on this queue
|
||
|
|
//
|
||
|
|
Suspend: function () {this.running++},
|
||
|
|
Resume: function () {if (this.running) {this.running--}},
|
||
|
|
//
|
||
|
|
// Used by WAITFOR to restart the queue when an action completes
|
||
|
|
//
|
||
|
|
call: function () {this.Process.apply(this,arguments)},
|
||
|
|
wait: function (callback) {return callback}
|
||
|
|
});
|
||
|
|
|
||
|
|
//
|
||
|
|
// Create a named signal that listeners can attach to, to be signaled by
|
||
|
|
// postings made to the signal. Posts are queued if they occur while one
|
||
|
|
// is already in process.
|
||
|
|
//
|
||
|
|
var SIGNAL = QUEUE.Subclass({
|
||
|
|
Init: function (name) {
|
||
|
|
QUEUE.prototype.Init.call(this);
|
||
|
|
this.name = name;
|
||
|
|
this.posted = []; // the messages posted so far
|
||
|
|
this.listeners = HOOKS(true); // those with interest in this signal
|
||
|
|
this.posting = false;
|
||
|
|
this.callback = null;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Post a message to the signal listeners, with callback for when complete
|
||
|
|
//
|
||
|
|
Post: function (message,callback,forget) {
|
||
|
|
callback = USING(callback);
|
||
|
|
if (this.posting || this.pending) {
|
||
|
|
this.Push(["Post",this,message,callback,forget]);
|
||
|
|
} else {
|
||
|
|
this.callback = callback; callback.reset();
|
||
|
|
if (!forget) {this.posted.push(message)}
|
||
|
|
this.Suspend(); this.posting = true;
|
||
|
|
var result = this.listeners.Execute(message);
|
||
|
|
if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
|
||
|
|
this.Resume(); this.posting = false;
|
||
|
|
if (!this.pending) {this.call()}
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Clear the post history (so new listeners won't get old messages)
|
||
|
|
//
|
||
|
|
Clear: function (callback) {
|
||
|
|
callback = USING(callback);
|
||
|
|
if (this.posting || this.pending) {
|
||
|
|
callback = this.Push(["Clear",this,callback]);
|
||
|
|
} else {
|
||
|
|
this.posted = [];
|
||
|
|
callback();
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Call the callback (all replies are in) and process the command queue
|
||
|
|
//
|
||
|
|
call: function () {this.callback(this); this.Process()},
|
||
|
|
|
||
|
|
//
|
||
|
|
// A listener calls this to register interest in the signal (so it will be called
|
||
|
|
// when posts occur). If ignorePast is true, it will not be sent the post history.
|
||
|
|
//
|
||
|
|
Interest: function (callback,ignorePast,priority) {
|
||
|
|
callback = USING(callback);
|
||
|
|
this.listeners.Add(callback,priority);
|
||
|
|
if (!ignorePast) {
|
||
|
|
for (var i = 0, m = this.posted.length; i < m; i++) {
|
||
|
|
callback.reset();
|
||
|
|
var result = callback(this.posted[i]);
|
||
|
|
if (ISCALLBACK(result) && i === this.posted.length-1) {WAITFOR(result,this)}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// A listener calls this to remove itself from a signal
|
||
|
|
//
|
||
|
|
NoInterest: function (callback) {
|
||
|
|
this.listeners.Remove(callback);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Hook a callback to a particular message on this signal
|
||
|
|
//
|
||
|
|
MessageHook: function (msg,callback,priority) {
|
||
|
|
callback = USING(callback);
|
||
|
|
if (!this.hooks) {this.hooks = {}; this.Interest(["ExecuteHooks",this])}
|
||
|
|
if (!this.hooks[msg]) {this.hooks[msg] = HOOKS(true)}
|
||
|
|
this.hooks[msg].Add(callback,priority);
|
||
|
|
for (var i = 0, m = this.posted.length; i < m; i++)
|
||
|
|
{if (this.posted[i] == msg) {callback.reset(); callback(this.posted[i])}}
|
||
|
|
callback.msg = msg; // keep track so we can remove it
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Execute the message hooks for the given message
|
||
|
|
//
|
||
|
|
ExecuteHooks: function (msg) {
|
||
|
|
var type = (isArray(msg) ? msg[0] : msg);
|
||
|
|
if (!this.hooks[type]) {return null}
|
||
|
|
return this.hooks[type].Execute(msg);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Remove a hook safely
|
||
|
|
//
|
||
|
|
RemoveHook: function (hook) {
|
||
|
|
this.hooks[hook.msg].Remove(hook);
|
||
|
|
}
|
||
|
|
|
||
|
|
},{
|
||
|
|
signals: {}, // the named signals
|
||
|
|
find: function (name) {
|
||
|
|
if (!SIGNAL.signals[name]) {SIGNAL.signals[name] = new SIGNAL(name)}
|
||
|
|
return SIGNAL.signals[name];
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
//
|
||
|
|
// The main entry-points
|
||
|
|
//
|
||
|
|
BASE.Callback = BASE.CallBack = USING;
|
||
|
|
BASE.Callback.Delay = DELAY;
|
||
|
|
BASE.Callback.After = AFTER;
|
||
|
|
BASE.Callback.Queue = QUEUE;
|
||
|
|
BASE.Callback.Signal = SIGNAL.find;
|
||
|
|
BASE.Callback.Hooks = HOOKS;
|
||
|
|
BASE.Callback.ExecuteHooks = EXECUTEHOOKS;
|
||
|
|
})("MathJax");
|
||
|
|
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
(function (BASENAME) {
|
||
|
|
var BASE = window[BASENAME];
|
||
|
|
if (!BASE) {BASE = window[BASENAME] = {}}
|
||
|
|
|
||
|
|
var isSafari2 = (navigator.vendor === "Apple Computer, Inc." &&
|
||
|
|
typeof navigator.vendorSub === "undefined");
|
||
|
|
var sheets = 0; // used by Safari2
|
||
|
|
|
||
|
|
//
|
||
|
|
// Update sheets count and look up the head object
|
||
|
|
//
|
||
|
|
var HEAD = function (head) {
|
||
|
|
if (document.styleSheets && document.styleSheets.length > sheets)
|
||
|
|
{sheets = document.styleSheets.length}
|
||
|
|
if (!head) {
|
||
|
|
head = document.head || ((document.getElementsByTagName("head"))[0]);
|
||
|
|
if (!head) {head = document.body}
|
||
|
|
}
|
||
|
|
return head;
|
||
|
|
};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Remove scripts that are completed so they don't clutter up the HEAD.
|
||
|
|
// This runs via setTimeout since IE7 can't remove the script while it is running.
|
||
|
|
//
|
||
|
|
var SCRIPTS = []; // stores scripts to be removed after a delay
|
||
|
|
var REMOVESCRIPTS = function () {
|
||
|
|
for (var i = 0, m = SCRIPTS.length; i < m; i++) {BASE.Ajax.head.removeChild(SCRIPTS[i])}
|
||
|
|
SCRIPTS = [];
|
||
|
|
};
|
||
|
|
|
||
|
|
var PATH = {};
|
||
|
|
PATH[BASENAME] = ""; // empty path gets the root URL
|
||
|
|
PATH.a11y = '[MathJax]/extensions/a11y'; // a11y extensions
|
||
|
|
PATH.Contrib = "https://cdn.mathjax.org/mathjax/contrib"; // the third-party extensions
|
||
|
|
|
||
|
|
BASE.Ajax = {
|
||
|
|
loaded: {}, // files already loaded
|
||
|
|
loading: {}, // files currently in process of loading
|
||
|
|
loadHooks: {}, // hooks to call when files are loaded
|
||
|
|
timeout: 15*1000, // timeout for loading of files (15 seconds)
|
||
|
|
styleDelay: 1, // delay to use before styles are available
|
||
|
|
config: {
|
||
|
|
root: "", // URL of root directory to load from
|
||
|
|
path: PATH // paths to named URL's (e.g., [MathJax]/...)
|
||
|
|
},
|
||
|
|
params: {}, // filled in from MathJax.js?...
|
||
|
|
|
||
|
|
STATUS: {
|
||
|
|
OK: 1, // file is loading or did load OK
|
||
|
|
ERROR: -1 // file timed out during load
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Return a complete URL to a file (replacing any root names)
|
||
|
|
//
|
||
|
|
fileURL: function (file) {
|
||
|
|
var match;
|
||
|
|
while ((match = file.match(/^\[([-._a-z0-9]+)\]/i)) && PATH.hasOwnProperty(match[1])) {
|
||
|
|
file = (PATH[match[1]]||this.config.root) + file.substr(match[1].length+2);
|
||
|
|
}
|
||
|
|
return file;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Replace root names if URL includes one
|
||
|
|
//
|
||
|
|
fileName: function (url) {
|
||
|
|
var root = this.config.root;
|
||
|
|
if (url.substr(0,root.length) === root) {url = "["+BASENAME+"]"+url.substr(root.length)}
|
||
|
|
do {
|
||
|
|
var recheck = false;
|
||
|
|
for (var id in PATH) {if (PATH.hasOwnProperty(id) && PATH[id]) {
|
||
|
|
if (url.substr(0,PATH[id].length) === PATH[id]) {
|
||
|
|
url = "["+id+"]"+url.substr(PATH[id].length);
|
||
|
|
recheck = true;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}}
|
||
|
|
} while (recheck);
|
||
|
|
return url;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Cache-breaking revision number for file
|
||
|
|
//
|
||
|
|
fileRev: function (file) {
|
||
|
|
var V = BASE.cdnFileVersions[file] || BASE.cdnVersion || '';
|
||
|
|
if (V) {V = "?V="+V}
|
||
|
|
return V;
|
||
|
|
},
|
||
|
|
urlRev: function (file) {return this.fileURL(file)+this.fileRev(file)},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load a file if it hasn't been already.
|
||
|
|
// Make sure the file URL is "safe"?
|
||
|
|
//
|
||
|
|
Require: function (file,callback) {
|
||
|
|
callback = BASE.Callback(callback); var type;
|
||
|
|
if (file instanceof Object) {
|
||
|
|
for (var i in file)
|
||
|
|
{if (file.hasOwnProperty(i)) {type = i.toUpperCase(); file = file[i]}}
|
||
|
|
} else {type = file.split(/\./).pop().toUpperCase()}
|
||
|
|
if (this.params.noContrib && file.substr(0,9) === "[Contrib]") {
|
||
|
|
callback(this.STATUS.ERROR);
|
||
|
|
} else {
|
||
|
|
file = this.fileURL(file);
|
||
|
|
// FIXME: check that URL is OK
|
||
|
|
if (this.loaded[file]) {
|
||
|
|
callback(this.loaded[file]);
|
||
|
|
} else {
|
||
|
|
var FILE = {}; FILE[type] = file;
|
||
|
|
this.Load(FILE,callback);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load a file regardless of where it is and whether it has
|
||
|
|
// already been loaded.
|
||
|
|
//
|
||
|
|
Load: function (file,callback) {
|
||
|
|
callback = BASE.Callback(callback); var type;
|
||
|
|
if (file instanceof Object) {
|
||
|
|
for (var i in file)
|
||
|
|
{if (file.hasOwnProperty(i)) {type = i.toUpperCase(); file = file[i]}}
|
||
|
|
} else {type = file.split(/\./).pop().toUpperCase()}
|
||
|
|
file = this.fileURL(file);
|
||
|
|
if (this.loading[file]) {
|
||
|
|
this.addHook(file,callback);
|
||
|
|
} else {
|
||
|
|
this.head = HEAD(this.head);
|
||
|
|
if (this.loader[type]) {this.loader[type].call(this,file,callback)}
|
||
|
|
else {throw Error("Can't load files of type "+type)}
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Register a load hook for a particular file (it will be called when
|
||
|
|
// loadComplete() is called for that file)
|
||
|
|
//
|
||
|
|
LoadHook: function (file,callback,priority) {
|
||
|
|
callback = BASE.Callback(callback);
|
||
|
|
if (file instanceof Object)
|
||
|
|
{for (var i in file) {if (file.hasOwnProperty(i)) {file = file[i]}}}
|
||
|
|
file = this.fileURL(file);
|
||
|
|
if (this.loaded[file]) {callback(this.loaded[file])}
|
||
|
|
else {this.addHook(file,callback,priority)}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
addHook: function (file,callback,priority) {
|
||
|
|
if (!this.loadHooks[file]) {this.loadHooks[file] = MathJax.Callback.Hooks()}
|
||
|
|
this.loadHooks[file].Add(callback,priority);
|
||
|
|
callback.file = file;
|
||
|
|
},
|
||
|
|
removeHook: function (hook) {
|
||
|
|
if (this.loadHooks[hook.file]) {
|
||
|
|
this.loadHooks[hook.file].Remove(hook);
|
||
|
|
if (!this.loadHooks[hook.file].hooks.length) {delete this.loadHooks[hook.file]}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Used when files are combined in a preloading configuration file
|
||
|
|
//
|
||
|
|
Preloading: function () {
|
||
|
|
for (var i = 0, m = arguments.length; i < m; i++) {
|
||
|
|
var file = this.fileURL(arguments[i]);
|
||
|
|
if (!this.loading[file]) {this.loading[file] = {preloaded: true}}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Code used to load the various types of files
|
||
|
|
// (JS for JavaScript, CSS for style sheets)
|
||
|
|
//
|
||
|
|
loader: {
|
||
|
|
//
|
||
|
|
// Create a SCRIPT tag to load the file
|
||
|
|
//
|
||
|
|
JS: function (file,callback) {
|
||
|
|
var name = this.fileName(file);
|
||
|
|
var script = document.createElement("script");
|
||
|
|
var timeout = BASE.Callback(["loadTimeout",this,file]);
|
||
|
|
this.loading[file] = {
|
||
|
|
callback: callback,
|
||
|
|
timeout: setTimeout(timeout,this.timeout),
|
||
|
|
status: this.STATUS.OK,
|
||
|
|
script: script
|
||
|
|
};
|
||
|
|
//
|
||
|
|
// Add this to the structure above after it is created to prevent recursion
|
||
|
|
// when loading the initial localization file (before loading message is available)
|
||
|
|
//
|
||
|
|
this.loading[file].message = BASE.Message.File(name);
|
||
|
|
script.onerror = timeout; // doesn't work in IE and no apparent substitute
|
||
|
|
script.type = "text/javascript";
|
||
|
|
script.src = file+this.fileRev(name);
|
||
|
|
this.head.appendChild(script);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Create a LINK tag to load the style sheet
|
||
|
|
//
|
||
|
|
CSS: function (file,callback) {
|
||
|
|
var name = this.fileName(file);
|
||
|
|
var link = document.createElement("link");
|
||
|
|
link.rel = "stylesheet"; link.type = "text/css";
|
||
|
|
link.href = file+this.fileRev(name);
|
||
|
|
this.loading[file] = {
|
||
|
|
callback: callback,
|
||
|
|
message: BASE.Message.File(name),
|
||
|
|
status: this.STATUS.OK
|
||
|
|
};
|
||
|
|
this.head.appendChild(link);
|
||
|
|
this.timer.create.call(this,[this.timer.file,file],link);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Timing code for checking when style sheets are available.
|
||
|
|
//
|
||
|
|
timer: {
|
||
|
|
//
|
||
|
|
// Create the timing callback and start the timing loop.
|
||
|
|
// We use a delay because some browsers need it to allow the styles
|
||
|
|
// to be processed.
|
||
|
|
//
|
||
|
|
create: function (callback,node) {
|
||
|
|
callback = BASE.Callback(callback);
|
||
|
|
if (node.nodeName === "STYLE" && node.styleSheet &&
|
||
|
|
typeof(node.styleSheet.cssText) !== 'undefined') {
|
||
|
|
callback(this.STATUS.OK); // MSIE processes style immediately, but doesn't set its styleSheet!
|
||
|
|
} else if (window.chrome && node.nodeName === "LINK") {
|
||
|
|
callback(this.STATUS.OK); // Chrome doesn't give access to cssRules for stylesheet in
|
||
|
|
// a link node, so we can't detect when it is loaded.
|
||
|
|
} else if (isSafari2) {
|
||
|
|
this.timer.start(this,[this.timer.checkSafari2,sheets++,callback],this.styleDelay);
|
||
|
|
} else {
|
||
|
|
this.timer.start(this,[this.timer.checkLength,node,callback],this.styleDelay);
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Start the timer for the given callback checker
|
||
|
|
//
|
||
|
|
start: function (AJAX,check,delay,timeout) {
|
||
|
|
check = BASE.Callback(check);
|
||
|
|
check.execute = this.execute; check.time = this.time;
|
||
|
|
check.STATUS = AJAX.STATUS; check.timeout = timeout || AJAX.timeout;
|
||
|
|
check.delay = check.total = delay || 0;
|
||
|
|
if (delay) {setTimeout(check,delay)} else {check()}
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Increment the time total, increase the delay
|
||
|
|
// and test if we are past the timeout time.
|
||
|
|
//
|
||
|
|
time: function (callback) {
|
||
|
|
this.total += this.delay;
|
||
|
|
this.delay = Math.floor(this.delay * 1.05 + 5);
|
||
|
|
if (this.total >= this.timeout) {callback(this.STATUS.ERROR); return 1}
|
||
|
|
return 0;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// For JS file loads, call the proper routine according to status
|
||
|
|
//
|
||
|
|
file: function (file,status) {
|
||
|
|
if (status < 0) {BASE.Ajax.loadTimeout(file)} else {BASE.Ajax.loadComplete(file)}
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Call the hook with the required data
|
||
|
|
//
|
||
|
|
execute: function () {this.hook.call(this.object,this,this.data[0],this.data[1])},
|
||
|
|
//
|
||
|
|
// Safari2 doesn't set the link's stylesheet, so we need to look in the
|
||
|
|
// document.styleSheets array for the new sheet when it is created
|
||
|
|
//
|
||
|
|
checkSafari2: function (check,length,callback) {
|
||
|
|
if (check.time(callback)) return;
|
||
|
|
if (document.styleSheets.length > length &&
|
||
|
|
document.styleSheets[length].cssRules &&
|
||
|
|
document.styleSheets[length].cssRules.length)
|
||
|
|
{callback(check.STATUS.OK)} else {setTimeout(check,check.delay)}
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Look for the stylesheets rules and check when they are defined
|
||
|
|
// and no longer of length zero. (This assumes there actually ARE
|
||
|
|
// some rules in the stylesheet.)
|
||
|
|
//
|
||
|
|
checkLength: function (check,node,callback) {
|
||
|
|
if (check.time(callback)) return;
|
||
|
|
var isStyle = 0; var sheet = (node.sheet || node.styleSheet);
|
||
|
|
try {if ((sheet.cssRules||sheet.rules||[]).length > 0) {isStyle = 1}} catch(err) {
|
||
|
|
if (err.message.match(/protected variable|restricted URI/)) {isStyle = 1}
|
||
|
|
else if (err.message.match(/Security error/)) {
|
||
|
|
// Firefox3 gives "Security error" for missing files, so
|
||
|
|
// can't distinguish that from OK files on remote servers.
|
||
|
|
// or OK files in different directory from local files.
|
||
|
|
isStyle = 1; // just say it is OK (can't really tell)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (isStyle) {
|
||
|
|
// Opera 9.6 requires this setTimeout
|
||
|
|
setTimeout(BASE.Callback([callback,check.STATUS.OK]),0);
|
||
|
|
} else {
|
||
|
|
setTimeout(check,check.delay);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// JavaScript code must call this when they are completely initialized
|
||
|
|
// (this allows them to perform asynchronous actions before indicating
|
||
|
|
// that they are complete).
|
||
|
|
//
|
||
|
|
loadComplete: function (file) {
|
||
|
|
file = this.fileURL(file);
|
||
|
|
var loading = this.loading[file];
|
||
|
|
if (loading && !loading.preloaded) {
|
||
|
|
BASE.Message.Clear(loading.message);
|
||
|
|
clearTimeout(loading.timeout);
|
||
|
|
if (loading.script) {
|
||
|
|
if (SCRIPTS.length === 0) {setTimeout(REMOVESCRIPTS,0)}
|
||
|
|
SCRIPTS.push(loading.script);
|
||
|
|
}
|
||
|
|
this.loaded[file] = loading.status; delete this.loading[file];
|
||
|
|
this.addHook(file,loading.callback);
|
||
|
|
} else {
|
||
|
|
if (loading) {delete this.loading[file]}
|
||
|
|
this.loaded[file] = this.STATUS.OK;
|
||
|
|
loading = {status: this.STATUS.OK}
|
||
|
|
}
|
||
|
|
if (!this.loadHooks[file]) {return null}
|
||
|
|
return this.loadHooks[file].Execute(loading.status);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// If a file fails to load within the timeout period (or the onerror handler
|
||
|
|
// is called), this routine runs to signal the error condition.
|
||
|
|
//
|
||
|
|
loadTimeout: function (file) {
|
||
|
|
if (this.loading[file].timeout) {clearTimeout(this.loading[file].timeout)}
|
||
|
|
this.loading[file].status = this.STATUS.ERROR;
|
||
|
|
this.loadError(file);
|
||
|
|
this.loadComplete(file);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// The default error hook for file load failures
|
||
|
|
//
|
||
|
|
loadError: function (file) {
|
||
|
|
BASE.Message.Set(["LoadFailed","File failed to load: %1",file],null,2000);
|
||
|
|
BASE.Hub.signal.Post(["file load error",file]);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Defines a style sheet from a hash of style declarations (key:value pairs
|
||
|
|
// where the key is the style selector and the value is a hash of CSS attributes
|
||
|
|
// and values).
|
||
|
|
//
|
||
|
|
Styles: function (styles,callback) {
|
||
|
|
var styleString = this.StyleString(styles);
|
||
|
|
if (styleString === "") {
|
||
|
|
callback = BASE.Callback(callback);
|
||
|
|
callback();
|
||
|
|
} else {
|
||
|
|
var style = document.createElement("style"); style.type = "text/css";
|
||
|
|
this.head = HEAD(this.head);
|
||
|
|
this.head.appendChild(style);
|
||
|
|
if (style.styleSheet && typeof(style.styleSheet.cssText) !== 'undefined') {
|
||
|
|
style.styleSheet.cssText = styleString;
|
||
|
|
} else {
|
||
|
|
style.appendChild(document.createTextNode(styleString));
|
||
|
|
}
|
||
|
|
callback = this.timer.create.call(this,callback,style);
|
||
|
|
}
|
||
|
|
return callback;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Create a stylesheet string from a style declaration object
|
||
|
|
//
|
||
|
|
StyleString: function (styles) {
|
||
|
|
if (typeof(styles) === 'string') {return styles}
|
||
|
|
var string = "", id, style;
|
||
|
|
for (id in styles) {if (styles.hasOwnProperty(id)) {
|
||
|
|
if (typeof styles[id] === 'string') {
|
||
|
|
string += id + " {"+styles[id]+"}\n";
|
||
|
|
} else if (BASE.Object.isArray(styles[id])) {
|
||
|
|
for (var i = 0; i < styles[id].length; i++) {
|
||
|
|
style = {}; style[id] = styles[id][i];
|
||
|
|
string += this.StyleString(style);
|
||
|
|
}
|
||
|
|
} else if (id.substr(0,6) === '@media') {
|
||
|
|
string += id + " {"+this.StyleString(styles[id])+"}\n";
|
||
|
|
} else if (styles[id] != null) {
|
||
|
|
style = [];
|
||
|
|
for (var name in styles[id]) {if (styles[id].hasOwnProperty(name)) {
|
||
|
|
if (styles[id][name] != null)
|
||
|
|
{style[style.length] = name + ': ' + styles[id][name]}
|
||
|
|
}}
|
||
|
|
string += id +" {"+style.join('; ')+"}\n";
|
||
|
|
}
|
||
|
|
}}
|
||
|
|
return string;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
})("MathJax");
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
MathJax.HTML = {
|
||
|
|
//
|
||
|
|
// Create an HTML element with given attributes and content.
|
||
|
|
// The def parameter is an (optional) object containing key:value pairs
|
||
|
|
// of the attributes and their values, and contents is an (optional)
|
||
|
|
// array of strings to be inserted as text, or arrays of the form
|
||
|
|
// [type,def,contents] that describes an HTML element to be inserted
|
||
|
|
// into the current element. Thus the contents can describe a complete
|
||
|
|
// HTML snippet of arbitrary complexity. E.g.:
|
||
|
|
//
|
||
|
|
// MathJax.HTML.Element("span",{id:"mySpan",style{"font-style":"italic"}},[
|
||
|
|
// "(See the ",["a",{href:"http://www.mathjax.org"},["MathJax home page"]],
|
||
|
|
// " for more details.)"]);
|
||
|
|
//
|
||
|
|
Element: function (type,def,contents) {
|
||
|
|
var obj = document.createElement(type), id;
|
||
|
|
if (def) {
|
||
|
|
if (def.hasOwnProperty("style")) {
|
||
|
|
var style = def.style; def.style = {};
|
||
|
|
for (id in style) {if (style.hasOwnProperty(id))
|
||
|
|
{def.style[id.replace(/-([a-z])/g,this.ucMatch)] = style[id]}}
|
||
|
|
}
|
||
|
|
MathJax.Hub.Insert(obj,def);
|
||
|
|
for (id in def) {
|
||
|
|
if (id === "role" || id.substr(0,5) === "aria-") obj.setAttribute(id,def[id]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (contents) {
|
||
|
|
if (!MathJax.Object.isArray(contents)) {contents = [contents]}
|
||
|
|
for (var i = 0, m = contents.length; i < m; i++) {
|
||
|
|
if (MathJax.Object.isArray(contents[i])) {
|
||
|
|
obj.appendChild(this.Element(contents[i][0],contents[i][1],contents[i][2]));
|
||
|
|
} else if (type === "script") { // IE throws an error if script is added as a text node
|
||
|
|
this.setScript(obj, contents[i]);
|
||
|
|
} else {
|
||
|
|
obj.appendChild(document.createTextNode(contents[i]));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return obj;
|
||
|
|
},
|
||
|
|
ucMatch: function (match,c) {return c.toUpperCase()},
|
||
|
|
addElement: function (span,type,def,contents) {return span.appendChild(this.Element(type,def,contents))},
|
||
|
|
TextNode: function (text) {return document.createTextNode(text)},
|
||
|
|
addText: function (span,text) {return span.appendChild(this.TextNode(text))},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set and get the text of a script
|
||
|
|
//
|
||
|
|
setScript: function (script,text) {
|
||
|
|
if (this.setScriptBug) {script.text = text} else {
|
||
|
|
while (script.firstChild) {script.removeChild(script.firstChild)}
|
||
|
|
this.addText(script,text);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
getScript: function (script) {
|
||
|
|
var text = (script.text === "" ? script.innerHTML : script.text);
|
||
|
|
return text.replace(/^\s+/,"").replace(/\s+$/,"");
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Manage cookies
|
||
|
|
//
|
||
|
|
Cookie: {
|
||
|
|
prefix: "mjx",
|
||
|
|
expires: 365,
|
||
|
|
|
||
|
|
//
|
||
|
|
// Save an object as a named cookie
|
||
|
|
//
|
||
|
|
Set: function (name,def) {
|
||
|
|
var keys = [];
|
||
|
|
if (def) {
|
||
|
|
for (var id in def) {if (def.hasOwnProperty(id)) {
|
||
|
|
keys.push(id+":"+def[id].toString().replace(/&/g,"&&"));
|
||
|
|
}}
|
||
|
|
}
|
||
|
|
var cookie = this.prefix+"."+name+"="+escape(keys.join('&;'));
|
||
|
|
if (this.expires) {
|
||
|
|
var time = new Date(); time.setDate(time.getDate() + this.expires);
|
||
|
|
cookie += '; expires='+time.toGMTString();
|
||
|
|
}
|
||
|
|
try {document.cookie = cookie+"; path=/"} catch (err) {} // ignore errors saving cookies
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the contents of a named cookie and incorporate
|
||
|
|
// it into the given object (or return a fresh one)
|
||
|
|
//
|
||
|
|
Get: function (name,obj) {
|
||
|
|
if (!obj) {obj = {}}
|
||
|
|
var pattern = new RegExp("(?:^|;\\s*)"+this.prefix+"\\."+name+"=([^;]*)(?:;|$)");
|
||
|
|
var match;
|
||
|
|
try {match = pattern.exec(document.cookie)} catch (err) {}; // ignore errors reading cookies
|
||
|
|
if (match && match[1] !== "") {
|
||
|
|
var keys = unescape(match[1]).split('&;');
|
||
|
|
for (var i = 0, m = keys.length; i < m; i++) {
|
||
|
|
match = keys[i].match(/([^:]+):(.*)/);
|
||
|
|
var value = match[2].replace(/&&/g,'&');
|
||
|
|
if (value === "true") {value = true} else if (value === "false") {value = false}
|
||
|
|
else if (value.match(/^-?(\d+(\.\d+)?|\.\d+)$/)) {value = parseFloat(value)}
|
||
|
|
obj[match[1]] = value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return obj;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
MathJax.Localization = {
|
||
|
|
|
||
|
|
locale: "en",
|
||
|
|
directory: "[MathJax]/localization",
|
||
|
|
strings: {
|
||
|
|
// Currently, this list is not modified by the MathJax-i18n script. You can
|
||
|
|
// run the following command in MathJax/unpacked/localization to update it:
|
||
|
|
//
|
||
|
|
// find . -name "*.js" | xargs grep menuTitle\: | grep -v qqq | sed 's/^\.\/\(.*\)\/.*\.js\: / "\1"\: \{/' | sed 's/,$/\},/' | sed 's/"English"/"English", isLoaded: true/' > tmp ; sort tmp > tmp2 ; sed '$ s/,$//' tmp2 ; rm tmp*
|
||
|
|
//
|
||
|
|
// This only takes languages with localization data so you must also add
|
||
|
|
// the languages that use a remap but are not translated at all.
|
||
|
|
//
|
||
|
|
"ar": {menuTitle: "\u0627\u0644\u0639\u0631\u0628\u064A\u0629"},
|
||
|
|
"ast": {menuTitle: "asturianu"},
|
||
|
|
"bg": {menuTitle: "\u0431\u044A\u043B\u0433\u0430\u0440\u0441\u043A\u0438"},
|
||
|
|
"bcc": {menuTitle: "\u0628\u0644\u0648\u0686\u06CC"},
|
||
|
|
"br": {menuTitle: "brezhoneg"},
|
||
|
|
"ca": {menuTitle: "catal\u00E0"},
|
||
|
|
"cdo": {menuTitle: "M\u00ECng-d\u0115\u0324ng-ng\u1E73\u0304"},
|
||
|
|
"cs": {menuTitle: "\u010De\u0161tina"},
|
||
|
|
"da": {menuTitle: "dansk"},
|
||
|
|
"de": {menuTitle: "Deutsch"},
|
||
|
|
"diq": {menuTitle: "Zazaki"},
|
||
|
|
"en": {menuTitle: "English", isLoaded: true},
|
||
|
|
"eo": {menuTitle: "Esperanto"},
|
||
|
|
"es": {menuTitle: "espa\u00F1ol"},
|
||
|
|
"fa": {menuTitle: "\u0641\u0627\u0631\u0633\u06CC"},
|
||
|
|
"fi": {menuTitle: "suomi"},
|
||
|
|
"fr": {menuTitle: "fran\u00E7ais"},
|
||
|
|
"gl": {menuTitle: "galego"},
|
||
|
|
"he": {menuTitle: "\u05E2\u05D1\u05E8\u05D9\u05EA"},
|
||
|
|
"ia": {menuTitle: "interlingua"},
|
||
|
|
"it": {menuTitle: "italiano"},
|
||
|
|
"ja": {menuTitle: "\u65E5\u672C\u8A9E"},
|
||
|
|
"kn": {menuTitle: "\u0C95\u0CA8\u0CCD\u0CA8\u0CA1"},
|
||
|
|
"ko": {menuTitle: "\uD55C\uAD6D\uC5B4"},
|
||
|
|
"lb": {menuTitle: "L\u00EBtzebuergesch"},
|
||
|
|
"lki": {menuTitle: "\u0644\u06D5\u06A9\u06CC"},
|
||
|
|
"lt": {menuTitle: "lietuvi\u0173"},
|
||
|
|
"mk": {menuTitle: "\u043C\u0430\u043A\u0435\u0434\u043E\u043D\u0441\u043A\u0438"},
|
||
|
|
"nl": {menuTitle: "Nederlands"},
|
||
|
|
"oc": {menuTitle: "occitan"},
|
||
|
|
"pl": {menuTitle: "polski"},
|
||
|
|
"pt": {menuTitle: "portugu\u00EAs"},
|
||
|
|
"pt-br": {menuTitle: "portugu\u00EAs do Brasil"},
|
||
|
|
"ru": {menuTitle: "\u0440\u0443\u0441\u0441\u043A\u0438\u0439"},
|
||
|
|
"sco": {menuTitle: "Scots"},
|
||
|
|
"scn": {menuTitle: "sicilianu"},
|
||
|
|
"sk": {menuTitle: "sloven\u010Dina"},
|
||
|
|
"sl": {menuTitle: "sloven\u0161\u010Dina"},
|
||
|
|
"sv": {menuTitle: "svenska"},
|
||
|
|
"th": {menuTitle: "\u0E44\u0E17\u0E22"},
|
||
|
|
"tr": {menuTitle: "T\u00FCrk\u00E7e"},
|
||
|
|
"uk": {menuTitle: "\u0443\u043A\u0440\u0430\u0457\u043D\u0441\u044C\u043A\u0430"},
|
||
|
|
"vi": {menuTitle: "Ti\u1EBFng Vi\u1EC7t"},
|
||
|
|
"zh-hans": {menuTitle: "\u4E2D\u6587\uFF08\u7B80\u4F53\uFF09"},
|
||
|
|
"zh-hant": {menuTitle: "\u6C49\u8BED"}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// The pattern for substitution escapes:
|
||
|
|
// %n or %{n} or %{plural:%n|option1|option1|...} or %c
|
||
|
|
//
|
||
|
|
pattern: /%(\d+|\{\d+\}|\{[a-z]+:\%\d+(?:\|(?:%\{\d+\}|%.|[^\}])*)+\}|.)/g,
|
||
|
|
|
||
|
|
SPLIT: ("axb".split(/(x)/).length === 3 ?
|
||
|
|
function (string,regex) {return string.split(regex)} :
|
||
|
|
//
|
||
|
|
// IE8 and below don't do split() correctly when the pattern includes
|
||
|
|
// parentheses (the split should include the matched exrepssions).
|
||
|
|
// So implement it by hand here.
|
||
|
|
//
|
||
|
|
function (string,regex) {
|
||
|
|
var result = [], match, last = 0;
|
||
|
|
regex.lastIndex = 0;
|
||
|
|
while ((match = regex.exec(string))) {
|
||
|
|
result.push(string.substr(last,match.index-last));
|
||
|
|
result.push.apply(result,match.slice(1));
|
||
|
|
last = match.index + match[0].length;
|
||
|
|
}
|
||
|
|
result.push(string.substr(last));
|
||
|
|
return result;
|
||
|
|
}),
|
||
|
|
|
||
|
|
_: function (id,phrase) {
|
||
|
|
if (MathJax.Object.isArray(phrase)) {return this.processSnippet(id,phrase)}
|
||
|
|
return this.processString(this.lookupPhrase(id,phrase),[].slice.call(arguments,2));
|
||
|
|
},
|
||
|
|
|
||
|
|
processString: function (string,args,domain) {
|
||
|
|
//
|
||
|
|
// Process arguments for substitution
|
||
|
|
// If the argument is a snippet (and we are processing snippets) do so,
|
||
|
|
// Otherwise, if it is a number, convert it for the lacale
|
||
|
|
//
|
||
|
|
var i, m, isArray = MathJax.Object.isArray;
|
||
|
|
for (i = 0, m = args.length; i < m; i++) {
|
||
|
|
if (domain && isArray(args[i])) {args[i] = this.processSnippet(domain,args[i])}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Split string at escapes and process them individually
|
||
|
|
//
|
||
|
|
var parts = this.SPLIT(string,this.pattern);
|
||
|
|
for (i = 1, m = parts.length; i < m; i += 2) {
|
||
|
|
var c = parts[i].charAt(0); // first char will be { or \d or a char to be kept literally
|
||
|
|
if (c >= "0" && c <= "9") { // %n
|
||
|
|
parts[i] = args[parts[i]-1];
|
||
|
|
if (typeof parts[i] === "number") parts[i] = this.number(parts[i]);
|
||
|
|
} else if (c === "{") { // %{n} or %{plural:%n|...}
|
||
|
|
c = parts[i].substr(1);
|
||
|
|
if (c >= "0" && c <= "9") { // %{n}
|
||
|
|
parts[i] = args[parts[i].substr(1,parts[i].length-2)-1];
|
||
|
|
if (typeof parts[i] === "number") parts[i] = this.number(parts[i]);
|
||
|
|
} else { // %{plural:%n|...}
|
||
|
|
var match = parts[i].match(/^\{([a-z]+):%(\d+)\|(.*)\}$/);
|
||
|
|
if (match) {
|
||
|
|
if (match[1] === "plural") {
|
||
|
|
var n = args[match[2]-1];
|
||
|
|
if (typeof n === "undefined") {
|
||
|
|
parts[i] = "???"; // argument doesn't exist
|
||
|
|
} else {
|
||
|
|
n = this.plural(n) - 1; // index of the form to use
|
||
|
|
var plurals = match[3].replace(/(^|[^%])(%%)*%\|/g,"$1$2%\uEFEF").split(/\|/); // the parts (replacing %| with a special character)
|
||
|
|
if (n >= 0 && n < plurals.length) {
|
||
|
|
parts[i] = this.processString(plurals[n].replace(/\uEFEF/g,"|"),args,domain);
|
||
|
|
} else {
|
||
|
|
parts[i] = "???"; // no string for this index
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {parts[i] = "%"+parts[i]} // not "plural", put back the % and leave unchanged
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (parts[i] == null) {parts[i] = "???"}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// If we are not forming a snippet, return the completed string
|
||
|
|
//
|
||
|
|
if (!domain) {return parts.join("")}
|
||
|
|
//
|
||
|
|
// We need to return an HTML snippet, so buld it from the
|
||
|
|
// broken up string with inserted parts (that could be snippets)
|
||
|
|
//
|
||
|
|
var snippet = [], part = "";
|
||
|
|
for (i = 0; i < m; i++) {
|
||
|
|
part += parts[i]; i++; // add the string and move on to substitution result
|
||
|
|
if (i < m) {
|
||
|
|
if (isArray(parts[i])) { // substitution was a snippet
|
||
|
|
snippet.push(part); // add the accumulated string
|
||
|
|
snippet = snippet.concat(parts[i]); // concatenate the substution snippet
|
||
|
|
part = ""; // start accumulating a new string
|
||
|
|
} else { // substitution was a string
|
||
|
|
part += parts[i]; // add to accumulating string
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (part !== "") {snippet.push(part)} // add final string
|
||
|
|
return snippet;
|
||
|
|
},
|
||
|
|
|
||
|
|
processSnippet: function (domain,snippet) {
|
||
|
|
var result = []; // the new snippet
|
||
|
|
//
|
||
|
|
// Look through the original snippet for
|
||
|
|
// strings or snippets to translate
|
||
|
|
//
|
||
|
|
for (var i = 0, m = snippet.length; i < m; i++) {
|
||
|
|
if (MathJax.Object.isArray(snippet[i])) {
|
||
|
|
//
|
||
|
|
// This could be a sub-snippet:
|
||
|
|
// ["tag"] or ["tag",{properties}] or ["tag",{properties},snippet]
|
||
|
|
// Or it could be something to translate:
|
||
|
|
// [id,string,args] or [domain,snippet]
|
||
|
|
var data = snippet[i];
|
||
|
|
if (typeof data[1] === "string") { // [id,string,args]
|
||
|
|
var id = data[0]; if (!MathJax.Object.isArray(id)) {id = [domain,id]}
|
||
|
|
var phrase = this.lookupPhrase(id,data[1]);
|
||
|
|
result = result.concat(this.processMarkdown(phrase,data.slice(2),domain));
|
||
|
|
} else if (MathJax.Object.isArray(data[1])) { // [domain,snippet]
|
||
|
|
result = result.concat(this.processSnippet.apply(this,data));
|
||
|
|
} else if (data.length >= 3) { // ["tag",{properties},snippet]
|
||
|
|
result.push([data[0],data[1],this.processSnippet(domain,data[2])]);
|
||
|
|
} else { // ["tag"] or ["tag",{properties}]
|
||
|
|
result.push(snippet[i]);
|
||
|
|
}
|
||
|
|
} else { // a string
|
||
|
|
result.push(snippet[i]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
},
|
||
|
|
|
||
|
|
markdownPattern: /(%.)|(\*{1,3})((?:%.|.)+?)\2|(`+)((?:%.|.)+?)\4|\[((?:%.|.)+?)\]\(([^\s\)]+)\)/,
|
||
|
|
// %c or *bold*, **italics**, ***bold-italics***, or `code`, or [link](url)
|
||
|
|
|
||
|
|
processMarkdown: function (phrase,args,domain) {
|
||
|
|
var result = [], data;
|
||
|
|
//
|
||
|
|
// Split the string by the Markdown pattern
|
||
|
|
// (the text blocks are separated by
|
||
|
|
// c,stars,star-text,backtics,code-text,link-text,URL).
|
||
|
|
// Start with the first text string from the split.
|
||
|
|
//
|
||
|
|
var parts = phrase.split(this.markdownPattern);
|
||
|
|
var string = parts[0];
|
||
|
|
//
|
||
|
|
// Loop through the matches and process them
|
||
|
|
//
|
||
|
|
for (var i = 1, m = parts.length; i < m; i += 8) {
|
||
|
|
if (parts[i+1]) { // stars (for bold/italic)
|
||
|
|
//
|
||
|
|
// Select the tag to use by number of stars (three stars requires two tags)
|
||
|
|
//
|
||
|
|
data = this.processString(parts[i+2],args,domain);
|
||
|
|
if (!MathJax.Object.isArray(data)) {data = [data]}
|
||
|
|
data = [["b","i","i"][parts[i+1].length-1],{},data]; // number of stars determines type
|
||
|
|
if (parts[i+1].length === 3) {data = ["b",{},data]} // bold-italic
|
||
|
|
} else if (parts[i+3]) { // backtics (for code)
|
||
|
|
//
|
||
|
|
// Remove one leading or trailing space, and process substitutions
|
||
|
|
// Make a <code> tag
|
||
|
|
//
|
||
|
|
data = this.processString(parts[i+4].replace(/^\s/,"").replace(/\s$/,""),args,domain);
|
||
|
|
if (!MathJax.Object.isArray(data)) {data = [data]}
|
||
|
|
data = ["code",{},data];
|
||
|
|
} else if (parts[i+5]) { // hyperlink
|
||
|
|
//
|
||
|
|
// Process the link text, and make an <a> tag with the URL
|
||
|
|
//
|
||
|
|
data = this.processString(parts[i+5],args,domain);
|
||
|
|
if (!MathJax.Object.isArray(data)) {data = [data]}
|
||
|
|
data = ["a",{href:this.processString(parts[i+6],args),target:"_blank"},data];
|
||
|
|
} else {
|
||
|
|
//
|
||
|
|
// Escaped character (%c) gets added into the string.
|
||
|
|
//
|
||
|
|
string += parts[i]; data = null;
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// If there is a tag to insert,
|
||
|
|
// Add any pending string, then push the tag
|
||
|
|
//
|
||
|
|
if (data) {
|
||
|
|
result = this.concatString(result,string,args,domain);
|
||
|
|
result.push(data); string = "";
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Process the string that follows matches pattern
|
||
|
|
//
|
||
|
|
if (parts[i+7] !== "") {string += parts[i+7]}
|
||
|
|
};
|
||
|
|
//
|
||
|
|
// Add any pending string and return the resulting snippet
|
||
|
|
//
|
||
|
|
result = this.concatString(result,string,args,domain);
|
||
|
|
return result;
|
||
|
|
},
|
||
|
|
concatString: function (result,string,args,domain) {
|
||
|
|
if (string != "") {
|
||
|
|
//
|
||
|
|
// Process the substutions.
|
||
|
|
// If the result is not a snippet, turn it into one.
|
||
|
|
// Then concatenate the snippet to the current one
|
||
|
|
//
|
||
|
|
string = this.processString(string,args,domain);
|
||
|
|
if (!MathJax.Object.isArray(string)) {string = [string]}
|
||
|
|
result = result.concat(string);
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
},
|
||
|
|
|
||
|
|
lookupPhrase: function (id,phrase,domain) {
|
||
|
|
//
|
||
|
|
// Get the domain and messageID
|
||
|
|
//
|
||
|
|
if (!domain) {domain = "_"}
|
||
|
|
if (MathJax.Object.isArray(id)) {domain = (id[0] || "_"); id = (id[1] || "")}
|
||
|
|
//
|
||
|
|
// Check if the data is available and if not,
|
||
|
|
// load it and throw a restart error so the calling
|
||
|
|
// code can wait for the load and try again.
|
||
|
|
//
|
||
|
|
var load = this.loadDomain(domain);
|
||
|
|
if (load) {MathJax.Hub.RestartAfter(load)}
|
||
|
|
//
|
||
|
|
// Look up the message in the localization data
|
||
|
|
// (if not found, the original English is used)
|
||
|
|
//
|
||
|
|
var localeData = this.strings[this.locale];
|
||
|
|
if (localeData) {
|
||
|
|
if (localeData.domains && domain in localeData.domains) {
|
||
|
|
var domainData = localeData.domains[domain];
|
||
|
|
if (domainData.strings && id in domainData.strings)
|
||
|
|
{phrase = domainData.strings[id]}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// return the translated phrase
|
||
|
|
//
|
||
|
|
return phrase;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load a langauge data file from the proper
|
||
|
|
// directory and file.
|
||
|
|
//
|
||
|
|
loadFile: function (file,data,callback) {
|
||
|
|
callback = MathJax.Callback(callback);
|
||
|
|
file = (data.file || file); // the data's file name or the default name
|
||
|
|
if (!file.match(/\.js$/)) {file += ".js"} // add .js if needed
|
||
|
|
//
|
||
|
|
// Add the directory if the file doesn't
|
||
|
|
// contain a full URL already.
|
||
|
|
//
|
||
|
|
if (!file.match(/^([a-z]+:|\[MathJax\])/)) {
|
||
|
|
var dir = (this.strings[this.locale].directory ||
|
||
|
|
this.directory + "/" + this.locale ||
|
||
|
|
"[MathJax]/localization/" + this.locale);
|
||
|
|
file = dir + "/" + file;
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Load the file and mark the data as loaded (even if it
|
||
|
|
// failed to load, so we don't continue to try to load it
|
||
|
|
// over and over).
|
||
|
|
//
|
||
|
|
var load = MathJax.Ajax.Require(file,function () {data.isLoaded = true; return callback()});
|
||
|
|
//
|
||
|
|
// Return the callback if needed, otherwise null.
|
||
|
|
//
|
||
|
|
return (load.called ? null : load);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Check to see if the localization data are loaded
|
||
|
|
// for the given domain; if not, load the data file,
|
||
|
|
// and return a callback for the loading operation.
|
||
|
|
// Otherwise return null (data are loaded).
|
||
|
|
//
|
||
|
|
loadDomain: function (domain,callback) {
|
||
|
|
var load, localeData = this.strings[this.locale];
|
||
|
|
if (localeData) {
|
||
|
|
if (!localeData.isLoaded) {
|
||
|
|
load = this.loadFile(this.locale,localeData);
|
||
|
|
if (load) {
|
||
|
|
return MathJax.Callback.Queue(
|
||
|
|
load,["loadDomain",this,domain] // call again to load domain
|
||
|
|
).Push(callback||{});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (localeData.domains && domain in localeData.domains) {
|
||
|
|
var domainData = localeData.domains[domain];
|
||
|
|
if (!domainData.isLoaded) {
|
||
|
|
load = this.loadFile(domain,domainData);
|
||
|
|
if (load) {return MathJax.Callback.Queue(load).Push(callback)}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// localization data are loaded, so just do the callback
|
||
|
|
return MathJax.Callback(callback)();
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Perform a function, properly handling
|
||
|
|
// restarts due to localization file loads.
|
||
|
|
//
|
||
|
|
// Note that this may return before the function
|
||
|
|
// has been called successfully, so you should
|
||
|
|
// consider fn as running asynchronously. (Callbacks
|
||
|
|
// can be used to synchronize it with other actions.)
|
||
|
|
//
|
||
|
|
Try: function (fn) {
|
||
|
|
fn = MathJax.Callback(fn); fn.autoReset = true;
|
||
|
|
try {fn()} catch (err) {
|
||
|
|
if (!err.restart) {throw err}
|
||
|
|
MathJax.Callback.After(["Try",this,fn],err.restart);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Reset the current language
|
||
|
|
//
|
||
|
|
resetLocale: function(locale) {
|
||
|
|
// Selection algorithm:
|
||
|
|
// 1) Downcase locale name (e.g. "en-US" => "en-us")
|
||
|
|
// 2) Try a parent language (e.g. "en-us" => "en")
|
||
|
|
// 3) Try the fallback specified in the data (e.g. "pt" => "pt-br")
|
||
|
|
// 4) Otherwise don't change the locale.
|
||
|
|
if (!locale) return;
|
||
|
|
locale = locale.toLowerCase();
|
||
|
|
while (!this.strings[locale]) {
|
||
|
|
var dashPos = locale.lastIndexOf("-");
|
||
|
|
if (dashPos === -1) return;
|
||
|
|
locale = locale.substring(0, dashPos);
|
||
|
|
}
|
||
|
|
var remap = this.strings[locale].remap;
|
||
|
|
this.locale = remap ? remap : locale;
|
||
|
|
MathJax.Callback.Signal("Hub").Post(["Locale Reset", this.locale]);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the current language
|
||
|
|
//
|
||
|
|
setLocale: function(locale) {
|
||
|
|
this.resetLocale(locale);
|
||
|
|
if (MathJax.Menu) {this.loadDomain("MathMenu")}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Add or update a language or domain
|
||
|
|
//
|
||
|
|
addTranslation: function (locale,domain,definition) {
|
||
|
|
var data = this.strings[locale], isNew = false;
|
||
|
|
if (!data) {data = this.strings[locale] = {}; isNew = true}
|
||
|
|
if (!data.domains) {data.domains = {}}
|
||
|
|
if (domain) {
|
||
|
|
if (!data.domains[domain]) {data.domains[domain] = {}}
|
||
|
|
data = data.domains[domain];
|
||
|
|
}
|
||
|
|
MathJax.Hub.Insert(data,definition);
|
||
|
|
if (isNew && MathJax.Menu.menu) {MathJax.Menu.CreateLocaleMenu()}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set CSS for an element based on font requirements
|
||
|
|
//
|
||
|
|
setCSS: function (div) {
|
||
|
|
var locale = this.strings[this.locale];
|
||
|
|
if (locale) {
|
||
|
|
if (locale.fontFamily) {div.style.fontFamily = locale.fontFamily}
|
||
|
|
if (locale.fontDirection) {
|
||
|
|
div.style.direction = locale.fontDirection;
|
||
|
|
if (locale.fontDirection === "rtl") {div.style.textAlign = "right"}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return div;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the language's font family or direction
|
||
|
|
//
|
||
|
|
fontFamily: function () {
|
||
|
|
var locale = this.strings[this.locale];
|
||
|
|
return (locale ? locale.fontFamily : null);
|
||
|
|
},
|
||
|
|
fontDirection: function () {
|
||
|
|
var locale = this.strings[this.locale];
|
||
|
|
return (locale ? locale.fontDirection : null);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the language's plural index for a number
|
||
|
|
//
|
||
|
|
plural: function (n) {
|
||
|
|
var locale = this.strings[this.locale];
|
||
|
|
if (locale && locale.plural) {return locale.plural(n)}
|
||
|
|
// default
|
||
|
|
if (n == 1) {return 1} // one
|
||
|
|
return 2; // other
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Convert a number to language-specific form
|
||
|
|
//
|
||
|
|
number: function(n) {
|
||
|
|
var locale = this.strings[this.locale];
|
||
|
|
if (locale && locale.number) {return locale.number(n)}
|
||
|
|
// default
|
||
|
|
return n;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
MathJax.Message = {
|
||
|
|
ready: false, // used to tell when the styles are available
|
||
|
|
log: [{}], current: null,
|
||
|
|
textNodeBug: (navigator.vendor === "Apple Computer, Inc." &&
|
||
|
|
typeof navigator.vendorSub === "undefined") ||
|
||
|
|
(window.hasOwnProperty && window.hasOwnProperty("konqueror")), // Konqueror displays some gibberish with text.nodeValue = "..."
|
||
|
|
|
||
|
|
styles: {
|
||
|
|
"#MathJax_Message": {
|
||
|
|
position: "fixed", left: "1px", bottom: "2px",
|
||
|
|
'background-color': "#E6E6E6", border: "1px solid #959595",
|
||
|
|
margin: "0px", padding: "2px 8px",
|
||
|
|
'z-index': "102", color: "black", 'font-size': "80%",
|
||
|
|
width: "auto", 'white-space': "nowrap"
|
||
|
|
},
|
||
|
|
|
||
|
|
"#MathJax_MSIE_Frame": {
|
||
|
|
position: "absolute",
|
||
|
|
top:0, left: 0, width: "0px", 'z-index': 101,
|
||
|
|
border: "0px", margin: "0px", padding: "0px"
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
browsers: {
|
||
|
|
MSIE: function (browser) {
|
||
|
|
MathJax.Message.msieFixedPositionBug = ((document.documentMode||0) < 7);
|
||
|
|
if (MathJax.Message.msieFixedPositionBug)
|
||
|
|
{MathJax.Hub.config.styles["#MathJax_Message"].position = "absolute"}
|
||
|
|
MathJax.Message.quirks = (document.compatMode === "BackCompat");
|
||
|
|
},
|
||
|
|
Chrome: function (browser) {
|
||
|
|
MathJax.Hub.config.styles["#MathJax_Message"].bottom = "1.5em";
|
||
|
|
MathJax.Hub.config.styles["#MathJax_Message"].left = "1em";
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
Init: function (styles) {
|
||
|
|
if (styles) {this.ready = true}
|
||
|
|
if (!document.body || !this.ready) {return false}
|
||
|
|
//
|
||
|
|
// ASCIIMathML replaces the entire page with a copy of itself (@#!#%@!!)
|
||
|
|
// so check that this.div is still part of the page, otherwise look up
|
||
|
|
// the copy and use that.
|
||
|
|
//
|
||
|
|
if (this.div && this.div.parentNode == null) {
|
||
|
|
this.div = document.getElementById("MathJax_Message");
|
||
|
|
this.text = (this.div ? this.div.firstChild : null);
|
||
|
|
}
|
||
|
|
if (!this.div) {
|
||
|
|
var frame = document.body;
|
||
|
|
if (this.msieFixedPositionBug && window.attachEvent) {
|
||
|
|
frame = this.frame = this.addDiv(document.body); frame.removeAttribute("id");
|
||
|
|
frame.style.position = "absolute";
|
||
|
|
frame.style.border = frame.style.margin = frame.style.padding = "0px";
|
||
|
|
frame.style.zIndex = "101"; frame.style.height = "0px";
|
||
|
|
frame = this.addDiv(frame);
|
||
|
|
frame.id = "MathJax_MSIE_Frame";
|
||
|
|
window.attachEvent("onscroll",this.MoveFrame);
|
||
|
|
window.attachEvent("onresize",this.MoveFrame);
|
||
|
|
this.MoveFrame();
|
||
|
|
}
|
||
|
|
this.div = this.addDiv(frame); this.div.style.display = "none";
|
||
|
|
}
|
||
|
|
if (!this.text) {
|
||
|
|
this.text = this.div.appendChild(document.createTextNode(""));
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
},
|
||
|
|
|
||
|
|
addDiv: function (parent) {
|
||
|
|
var div = document.createElement("div");
|
||
|
|
div.id = "MathJax_Message";
|
||
|
|
if (parent.firstChild) {parent.insertBefore(div,parent.firstChild)}
|
||
|
|
else {parent.appendChild(div)}
|
||
|
|
return div;
|
||
|
|
},
|
||
|
|
|
||
|
|
MoveFrame: function () {
|
||
|
|
var body = (MathJax.Message.quirks ? document.body : document.documentElement);
|
||
|
|
var frame = MathJax.Message.frame;
|
||
|
|
frame.style.left = body.scrollLeft + 'px';
|
||
|
|
frame.style.top = body.scrollTop + 'px';
|
||
|
|
frame.style.width = body.clientWidth + 'px';
|
||
|
|
frame = frame.firstChild;
|
||
|
|
frame.style.height = body.clientHeight + 'px';
|
||
|
|
},
|
||
|
|
|
||
|
|
localize: function (message) {
|
||
|
|
return MathJax.Localization._(message,message);
|
||
|
|
},
|
||
|
|
|
||
|
|
filterText: function (text,n,id) {
|
||
|
|
if (MathJax.Hub.config.messageStyle === "simple") {
|
||
|
|
if (id === "LoadFile") {
|
||
|
|
if (!this.loading) {this.loading = this.localize("Loading") + " "}
|
||
|
|
text = this.loading; this.loading += ".";
|
||
|
|
} else if (id === "ProcessMath") {
|
||
|
|
if (!this.processing) {this.processing = this.localize("Processing") + " "}
|
||
|
|
text = this.processing; this.processing += ".";
|
||
|
|
} else if (id === "TypesetMath") {
|
||
|
|
if (!this.typesetting) {this.typesetting = this.localize("Typesetting") + " "}
|
||
|
|
text = this.typesetting; this.typesetting += ".";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return text;
|
||
|
|
},
|
||
|
|
|
||
|
|
clearCounts: function () {
|
||
|
|
delete this.loading;
|
||
|
|
delete this.processing;
|
||
|
|
delete this.typesetting;
|
||
|
|
},
|
||
|
|
|
||
|
|
Set: function (text,n,clearDelay) {
|
||
|
|
if (n == null) {n = this.log.length; this.log[n] = {}}
|
||
|
|
//
|
||
|
|
// Translate message if it is [id,message,arguments]
|
||
|
|
//
|
||
|
|
var id = "";
|
||
|
|
if (MathJax.Object.isArray(text)) {
|
||
|
|
id = text[0]; if (MathJax.Object.isArray(id)) {id = id[1]}
|
||
|
|
//
|
||
|
|
// Localization._() will throw a restart error if a localization file
|
||
|
|
// needs to be loaded, so trap that and redo the Set() call
|
||
|
|
// after it is loaded.
|
||
|
|
//
|
||
|
|
try {
|
||
|
|
text = MathJax.Localization._.apply(MathJax.Localization,text);
|
||
|
|
} catch (err) {
|
||
|
|
if (!err.restart) {throw err}
|
||
|
|
if (!err.restart.called) {
|
||
|
|
//
|
||
|
|
// Mark it so we can tell if the Clear() comes before the message is displayed
|
||
|
|
//
|
||
|
|
if (this.log[n].restarted == null) {this.log[n].restarted = 0}
|
||
|
|
this.log[n].restarted++; delete this.log[n].cleared;
|
||
|
|
MathJax.Callback.After(["Set",this,text,n,clearDelay],err.restart);
|
||
|
|
return n;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Clear the timout timer.
|
||
|
|
//
|
||
|
|
if (this.timer) {clearTimeout(this.timer); delete this.timer}
|
||
|
|
//
|
||
|
|
// Save the message and filtered message.
|
||
|
|
//
|
||
|
|
this.log[n].text = text; this.log[n].filteredText = text = this.filterText(text,n,id);
|
||
|
|
//
|
||
|
|
// Hook the message into the message list so we can tell
|
||
|
|
// what message to put up when this one is removed.
|
||
|
|
//
|
||
|
|
if (typeof(this.log[n].next) === "undefined") {
|
||
|
|
this.log[n].next = this.current;
|
||
|
|
if (this.current != null) {this.log[this.current].prev = n}
|
||
|
|
this.current = n;
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Show the message if it is the currently active one.
|
||
|
|
//
|
||
|
|
if (this.current === n && MathJax.Hub.config.messageStyle !== "none") {
|
||
|
|
if (this.Init()) {
|
||
|
|
if (this.textNodeBug) {this.div.innerHTML = text} else {this.text.nodeValue = text}
|
||
|
|
this.div.style.display = "";
|
||
|
|
if (this.status) {window.status = ""; delete this.status}
|
||
|
|
} else {
|
||
|
|
window.status = text;
|
||
|
|
this.status = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Check if the message was resetarted to load a localization file
|
||
|
|
// and if it has been cleared in the meanwhile.
|
||
|
|
//
|
||
|
|
if (this.log[n].restarted) {
|
||
|
|
if (this.log[n].cleared) {clearDelay = 0}
|
||
|
|
if (--this.log[n].restarted === 0) {delete this.log[n].cleared}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Check if we need to clear the message automatically.
|
||
|
|
//
|
||
|
|
if (clearDelay) {setTimeout(MathJax.Callback(["Clear",this,n]),clearDelay)}
|
||
|
|
else if (clearDelay == 0) {this.Clear(n,0)}
|
||
|
|
//
|
||
|
|
// Return the message number.
|
||
|
|
//
|
||
|
|
return n;
|
||
|
|
},
|
||
|
|
|
||
|
|
Clear: function (n,delay) {
|
||
|
|
//
|
||
|
|
// Detatch the message from the active list.
|
||
|
|
//
|
||
|
|
if (this.log[n].prev != null) {this.log[this.log[n].prev].next = this.log[n].next}
|
||
|
|
if (this.log[n].next != null) {this.log[this.log[n].next].prev = this.log[n].prev}
|
||
|
|
//
|
||
|
|
// If it is the current message, get the next one to show.
|
||
|
|
//
|
||
|
|
if (this.current === n) {
|
||
|
|
this.current = this.log[n].next;
|
||
|
|
if (this.text) {
|
||
|
|
if (this.div.parentNode == null) {this.Init()} // see ASCIIMathML comments above
|
||
|
|
if (this.current == null) {
|
||
|
|
//
|
||
|
|
// If there are no more messages, remove the message box.
|
||
|
|
//
|
||
|
|
if (this.timer) {clearTimeout(this.timer); delete this.timer}
|
||
|
|
if (delay == null) {delay = 600}
|
||
|
|
if (delay === 0) {this.Remove()}
|
||
|
|
else {this.timer = setTimeout(MathJax.Callback(["Remove",this]),delay)}
|
||
|
|
} else if (MathJax.Hub.config.messageStyle !== "none") {
|
||
|
|
//
|
||
|
|
// If there is an old message, put it in place
|
||
|
|
//
|
||
|
|
if (this.textNodeBug) {this.div.innerHTML = this.log[this.current].filteredText}
|
||
|
|
else {this.text.nodeValue = this.log[this.current].filteredText}
|
||
|
|
}
|
||
|
|
if (this.status) {window.status = ""; delete this.status}
|
||
|
|
} else if (this.status) {
|
||
|
|
window.status = (this.current == null ? "" : this.log[this.current].text);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Clean up the log data no longer needed
|
||
|
|
//
|
||
|
|
delete this.log[n].next; delete this.log[n].prev;
|
||
|
|
delete this.log[n].filteredText;
|
||
|
|
//
|
||
|
|
// If this is a restarted localization message, mark that it has been cleared
|
||
|
|
// while waiting for the file to load.
|
||
|
|
//
|
||
|
|
if (this.log[n].restarted) {this.log[n].cleared = true}
|
||
|
|
},
|
||
|
|
|
||
|
|
Remove: function () {
|
||
|
|
// FIXME: do a fade out or something else interesting?
|
||
|
|
this.text.nodeValue = "";
|
||
|
|
this.div.style.display = "none";
|
||
|
|
},
|
||
|
|
|
||
|
|
File: function (file) {
|
||
|
|
return this.Set(["LoadFile","Loading %1",file],null,null);
|
||
|
|
},
|
||
|
|
|
||
|
|
Log: function () {
|
||
|
|
var strings = [];
|
||
|
|
for (var i = 1, m = this.log.length; i < m; i++) {strings[i] = this.log[i].text}
|
||
|
|
return strings.join("\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
MathJax.Hub = {
|
||
|
|
config: {
|
||
|
|
root: "",
|
||
|
|
config: [], // list of configuration files to load
|
||
|
|
styleSheets: [], // list of CSS files to load
|
||
|
|
styles: { // styles to generate in-line
|
||
|
|
".MathJax_Preview": {color: "#888"}
|
||
|
|
},
|
||
|
|
jax: [], // list of input and output jax to load
|
||
|
|
extensions: [], // list of extensions to load
|
||
|
|
preJax: null, // pattern to remove from before math script tag
|
||
|
|
postJax: null, // pattern to remove from after math script tag
|
||
|
|
displayAlign: 'center', // how to align displayed equations (left, center, right)
|
||
|
|
displayIndent: '0', // indentation for displayed equations (when not centered)
|
||
|
|
preRemoveClass: 'MathJax_Preview', // class of objects to remove preceding math script
|
||
|
|
showProcessingMessages: true, // display "Processing math: nn%" messages or not
|
||
|
|
messageStyle: "normal", // set to "none" or "simple" (for "Loading..." and "Processing...")
|
||
|
|
delayStartupUntil: "none", // set to "onload" to delay setup until the onload handler runs
|
||
|
|
// set to "configured" to delay startup until MathJax.Hub.Configured() is called
|
||
|
|
// set to a Callback to wait for before continuing with the startup
|
||
|
|
skipStartupTypeset: false, // set to true to skip PreProcess and Process during startup
|
||
|
|
elements: [], // array of elements to process when none is given explicitly
|
||
|
|
positionToHash: true, // after initial typeset pass, position to #hash location?
|
||
|
|
|
||
|
|
showMathMenu: true, // attach math context menu to typeset math?
|
||
|
|
showMathMenuMSIE: true, // separtely determine if MSIE should have math menu
|
||
|
|
// (since the code for that is a bit delicate)
|
||
|
|
|
||
|
|
menuSettings: {
|
||
|
|
zoom: "None", // when to do MathZoom
|
||
|
|
CTRL: false, // require CTRL for MathZoom?
|
||
|
|
ALT: false, // require Alt or Option?
|
||
|
|
CMD: false, // require CMD?
|
||
|
|
Shift: false, // require Shift?
|
||
|
|
discoverable: false, // make math menu discoverable on hover?
|
||
|
|
zscale: "200%", // the scaling factor for MathZoom
|
||
|
|
renderer: null, // set when Jax are loaded
|
||
|
|
font: "Auto", // what font HTML-CSS should use
|
||
|
|
context: "MathJax", // or "Browser" for pass-through to browser menu
|
||
|
|
locale: null, // the language to use for messages
|
||
|
|
mpContext: false, // true means pass menu events to MathPlayer in IE
|
||
|
|
mpMouse: false, // true means pass mouse events to MathPlayer in IE
|
||
|
|
texHints: true, // include class names for TeXAtom elements
|
||
|
|
FastPreview: null, // use PreviewHTML output as preview?
|
||
|
|
assistiveMML: null, // include hidden MathML for screen readers?
|
||
|
|
inTabOrder: true, // set to false if math elements should be included in the tabindex
|
||
|
|
semantics: false // add semantics tag with original form in MathML output
|
||
|
|
},
|
||
|
|
|
||
|
|
errorSettings: {
|
||
|
|
// localized HTML snippet structure for message to use
|
||
|
|
message: ["[",["MathProcessingError","Math Processing Error"],"]"],
|
||
|
|
style: {color: "#CC0000", "font-style":"italic"} // style for message
|
||
|
|
},
|
||
|
|
|
||
|
|
ignoreMMLattributes: {} // attributes not to copy to HTML-CSS or SVG output
|
||
|
|
// from MathML input (in addition to the ones in MML.nocopyAttributes).
|
||
|
|
// An id set to true will be ignored, one set to false will
|
||
|
|
// be allowed (even if other criteria normally would prevent
|
||
|
|
// it from being copied); use false carefully!
|
||
|
|
},
|
||
|
|
|
||
|
|
preProcessors: MathJax.Callback.Hooks(true), // list of callbacks for preprocessing (initialized by extensions)
|
||
|
|
inputJax: {}, // mime-type mapped to input jax (by registration)
|
||
|
|
outputJax: {order:{}}, // mime-type mapped to output jax list (by registration)
|
||
|
|
|
||
|
|
processSectionDelay: 50, // pause between input and output phases of processing
|
||
|
|
processUpdateTime: 250, // time between screen updates when processing math (milliseconds)
|
||
|
|
processUpdateDelay: 10, // pause between screen updates to allow other processing (milliseconds)
|
||
|
|
|
||
|
|
signal: MathJax.Callback.Signal("Hub"), // Signal used for Hub events
|
||
|
|
|
||
|
|
Config: function (def) {
|
||
|
|
this.Insert(this.config,def);
|
||
|
|
if (this.config.Augment) {this.Augment(this.config.Augment)}
|
||
|
|
},
|
||
|
|
CombineConfig: function (name,def) {
|
||
|
|
var config = this.config, id, parent; name = name.split(/\./);
|
||
|
|
for (var i = 0, m = name.length; i < m; i++) {
|
||
|
|
id = name[i]; if (!config[id]) {config[id] = {}}
|
||
|
|
parent = config; config = config[id];
|
||
|
|
}
|
||
|
|
parent[id] = config = this.Insert(def,config);
|
||
|
|
return config;
|
||
|
|
},
|
||
|
|
|
||
|
|
Register: {
|
||
|
|
PreProcessor: function () {return MathJax.Hub.preProcessors.Add.apply(MathJax.Hub.preProcessors,arguments)},
|
||
|
|
MessageHook: function () {return MathJax.Hub.signal.MessageHook.apply(MathJax.Hub.signal,arguments)},
|
||
|
|
StartupHook: function () {return MathJax.Hub.Startup.signal.MessageHook.apply(MathJax.Hub.Startup.signal,arguments)},
|
||
|
|
LoadHook: function () {return MathJax.Ajax.LoadHook.apply(MathJax.Ajax,arguments)}
|
||
|
|
},
|
||
|
|
UnRegister: {
|
||
|
|
PreProcessor: function (hook) {MathJax.Hub.preProcessors.Remove(hook)},
|
||
|
|
MessageHook: function (hook) {MathJax.Hub.signal.RemoveHook(hook)},
|
||
|
|
StartupHook: function (hook) {MathJax.Hub.Startup.signal.RemoveHook(hook)},
|
||
|
|
LoadHook: function (hook) {MathJax.Ajax.removeHook(hook)}
|
||
|
|
},
|
||
|
|
|
||
|
|
getAllJax: function (element) {
|
||
|
|
var jax = [], scripts = this.elementScripts(element);
|
||
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
||
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax)
|
||
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
||
|
|
}
|
||
|
|
return jax;
|
||
|
|
},
|
||
|
|
|
||
|
|
getJaxByType: function (type,element) {
|
||
|
|
var jax = [], scripts = this.elementScripts(element);
|
||
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
||
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax &&
|
||
|
|
scripts[i].MathJax.elementJax.mimeType === type)
|
||
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
||
|
|
}
|
||
|
|
return jax;
|
||
|
|
},
|
||
|
|
|
||
|
|
getJaxByInputType: function (type,element) {
|
||
|
|
var jax = [], scripts = this.elementScripts(element);
|
||
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
||
|
|
if (scripts[i].MathJax && scripts[i].MathJax.elementJax &&
|
||
|
|
scripts[i].type && scripts[i].type.replace(/ *;(.|\s)*/,"") === type)
|
||
|
|
{jax.push(scripts[i].MathJax.elementJax)}
|
||
|
|
}
|
||
|
|
return jax;
|
||
|
|
},
|
||
|
|
|
||
|
|
getJaxFor: function (element) {
|
||
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
||
|
|
if (element && element.MathJax) {return element.MathJax.elementJax}
|
||
|
|
if (this.isMathJaxNode(element)) {
|
||
|
|
if (!element.isMathJax) {element = element.firstChild} // for NativeMML output
|
||
|
|
while (element && !element.jaxID) {element = element.parentNode}
|
||
|
|
if (element) {return MathJax.OutputJax[element.jaxID].getJaxFromMath(element)}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
|
||
|
|
isJax: function (element) {
|
||
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
||
|
|
if (this.isMathJaxNode(element)) {return 1}
|
||
|
|
if (element && (element.tagName||"").toLowerCase() === 'script') {
|
||
|
|
if (element.MathJax)
|
||
|
|
{return (element.MathJax.state === MathJax.ElementJax.STATE.PROCESSED ? 1 : -1)}
|
||
|
|
if (element.type && this.inputJax[element.type.replace(/ *;(.|\s)*/,"")]) {return -1}
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
},
|
||
|
|
isMathJaxNode: function (element) {
|
||
|
|
return !!element && (element.isMathJax || (element.className||"") === "MathJax_MathML");
|
||
|
|
},
|
||
|
|
|
||
|
|
setRenderer: function (renderer,type) {
|
||
|
|
if (!renderer) return;
|
||
|
|
if (!MathJax.OutputJax[renderer]) {
|
||
|
|
this.config.menuSettings.renderer = "";
|
||
|
|
var file = "[MathJax]/jax/output/"+renderer+"/config.js";
|
||
|
|
return MathJax.Ajax.Require(file,["setRenderer",this,renderer,type]);
|
||
|
|
} else {
|
||
|
|
this.config.menuSettings.renderer = renderer;
|
||
|
|
if (type == null) {type = "jax/mml"}
|
||
|
|
var jax = this.outputJax;
|
||
|
|
if (jax[type] && jax[type].length) {
|
||
|
|
if (renderer !== jax[type][0].id) {
|
||
|
|
jax[type].unshift(MathJax.OutputJax[renderer]);
|
||
|
|
return this.signal.Post(["Renderer Selected",renderer]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
Queue: function () {
|
||
|
|
return this.queue.Push.apply(this.queue,arguments);
|
||
|
|
},
|
||
|
|
|
||
|
|
Typeset: function (element,callback) {
|
||
|
|
if (!MathJax.isReady) return null;
|
||
|
|
var ec = this.elementCallback(element,callback);
|
||
|
|
if (ec.count) {
|
||
|
|
var queue = MathJax.Callback.Queue(
|
||
|
|
["PreProcess",this,ec.elements],
|
||
|
|
["Process",this,ec.elements]
|
||
|
|
);
|
||
|
|
}
|
||
|
|
return queue.Push(ec.callback);
|
||
|
|
},
|
||
|
|
|
||
|
|
PreProcess: function (element,callback) {
|
||
|
|
var ec = this.elementCallback(element,callback);
|
||
|
|
var queue = MathJax.Callback.Queue();
|
||
|
|
if (ec.count) {
|
||
|
|
var elements = (ec.count === 1 ? [ec.elements] : ec.elements);
|
||
|
|
queue.Push(["Post",this.signal,["Begin PreProcess",ec.elements]]);
|
||
|
|
for (var i = 0, m = elements.length; i < m; i++) {
|
||
|
|
if (elements[i]) {queue.Push(["Execute",this.preProcessors,elements[i]])}
|
||
|
|
}
|
||
|
|
queue.Push(["Post",this.signal,["End PreProcess",ec.elements]]);
|
||
|
|
}
|
||
|
|
return queue.Push(ec.callback);
|
||
|
|
},
|
||
|
|
|
||
|
|
Process: function (element,callback) {return this.takeAction("Process",element,callback)},
|
||
|
|
Update: function (element,callback) {return this.takeAction("Update",element,callback)},
|
||
|
|
Reprocess: function (element,callback) {return this.takeAction("Reprocess",element,callback)},
|
||
|
|
Rerender: function (element,callback) {return this.takeAction("Rerender",element,callback)},
|
||
|
|
|
||
|
|
takeAction: function (action,element,callback) {
|
||
|
|
var ec = this.elementCallback(element,callback);
|
||
|
|
var elements = ec.elements;
|
||
|
|
var queue = MathJax.Callback.Queue(["Clear",this.signal]);
|
||
|
|
var state = {
|
||
|
|
scripts: [], // filled in by prepareScripts
|
||
|
|
start: new Date().getTime(), // timer for processing messages
|
||
|
|
i: 0, j: 0, // current script, current jax
|
||
|
|
jax: {}, // scripts grouped by output jax
|
||
|
|
jaxIDs: [] // id's of jax used
|
||
|
|
};
|
||
|
|
if (ec.count) {
|
||
|
|
var delay = ["Delay",MathJax.Callback,this.processSectionDelay];
|
||
|
|
if (!delay[2]) {delay = {}}
|
||
|
|
queue.Push(
|
||
|
|
["clearCounts",MathJax.Message],
|
||
|
|
["Post",this.signal,["Begin "+action,elements]],
|
||
|
|
["Post",this.signal,["Begin Math",elements,action]],
|
||
|
|
["prepareScripts",this,action,elements,state],
|
||
|
|
["Post",this.signal,["Begin Math Input",elements,action]],
|
||
|
|
["processInput",this,state],
|
||
|
|
["Post",this.signal,["End Math Input",elements,action]],
|
||
|
|
delay,
|
||
|
|
["prepareOutput",this,state,"preProcess"],
|
||
|
|
delay,
|
||
|
|
["Post",this.signal,["Begin Math Output",elements,action]],
|
||
|
|
["processOutput",this,state],
|
||
|
|
["Post",this.signal,["End Math Output",elements,action]],
|
||
|
|
delay,
|
||
|
|
["prepareOutput",this,state,"postProcess"],
|
||
|
|
delay,
|
||
|
|
["Post",this.signal,["End Math",elements,action]],
|
||
|
|
["Post",this.signal,["End "+action,elements]],
|
||
|
|
["clearCounts",MathJax.Message]
|
||
|
|
);
|
||
|
|
}
|
||
|
|
return queue.Push(ec.callback);
|
||
|
|
},
|
||
|
|
|
||
|
|
scriptAction: {
|
||
|
|
Process: function (script) {},
|
||
|
|
Update: function (script) {
|
||
|
|
var jax = script.MathJax.elementJax;
|
||
|
|
if (jax && jax.needsUpdate()) {jax.Remove(true); script.MathJax.state = jax.STATE.UPDATE}
|
||
|
|
else {script.MathJax.state = jax.STATE.PROCESSED}
|
||
|
|
},
|
||
|
|
Reprocess: function (script) {
|
||
|
|
var jax = script.MathJax.elementJax;
|
||
|
|
if (jax) {jax.Remove(true); script.MathJax.state = jax.STATE.UPDATE}
|
||
|
|
},
|
||
|
|
Rerender: function (script) {
|
||
|
|
var jax = script.MathJax.elementJax;
|
||
|
|
if (jax) {jax.Remove(true); script.MathJax.state = jax.STATE.OUTPUT}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
prepareScripts: function (action,element,state) {
|
||
|
|
if (arguments.callee.disabled) return;
|
||
|
|
var scripts = this.elementScripts(element);
|
||
|
|
var STATE = MathJax.ElementJax.STATE;
|
||
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
||
|
|
var script = scripts[i];
|
||
|
|
if (script.type && this.inputJax[script.type.replace(/ *;(.|\n)*/,"")]) {
|
||
|
|
if (script.MathJax) {
|
||
|
|
if (script.MathJax.elementJax && script.MathJax.elementJax.hover) {
|
||
|
|
MathJax.Extension.MathEvents.Hover.ClearHover(script.MathJax.elementJax);
|
||
|
|
}
|
||
|
|
if (script.MathJax.state !== STATE.PENDING) {this.scriptAction[action](script)}
|
||
|
|
}
|
||
|
|
if (!script.MathJax) {script.MathJax = {state: STATE.PENDING}}
|
||
|
|
if (script.MathJax.error) delete script.MathJax.error;
|
||
|
|
if (script.MathJax.state !== STATE.PROCESSED) {state.scripts.push(script)}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
checkScriptSiblings: function (script) {
|
||
|
|
if (script.MathJax.checked) return;
|
||
|
|
var config = this.config, pre = script.previousSibling;
|
||
|
|
if (pre && pre.nodeName === "#text") {
|
||
|
|
var preJax,postJax, post = script.nextSibling;
|
||
|
|
if (post && post.nodeName !== "#text") {post = null}
|
||
|
|
if (config.preJax) {
|
||
|
|
if (typeof(config.preJax) === "string") {config.preJax = new RegExp(config.preJax+"$")}
|
||
|
|
preJax = pre.nodeValue.match(config.preJax);
|
||
|
|
}
|
||
|
|
if (config.postJax && post) {
|
||
|
|
if (typeof(config.postJax) === "string") {config.postJax = new RegExp("^"+config.postJax)}
|
||
|
|
postJax = post.nodeValue.match(config.postJax);
|
||
|
|
}
|
||
|
|
if (preJax && (!config.postJax || postJax)) {
|
||
|
|
pre.nodeValue = pre.nodeValue.replace
|
||
|
|
(config.preJax,(preJax.length > 1? preJax[1] : ""));
|
||
|
|
pre = null;
|
||
|
|
}
|
||
|
|
if (postJax && (!config.preJax || preJax)) {
|
||
|
|
post.nodeValue = post.nodeValue.replace
|
||
|
|
(config.postJax,(postJax.length > 1? postJax[1] : ""));
|
||
|
|
}
|
||
|
|
if (pre && !pre.nodeValue.match(/\S/)) {pre = pre.previousSibling}
|
||
|
|
}
|
||
|
|
if (config.preRemoveClass && pre && pre.className === config.preRemoveClass)
|
||
|
|
{script.MathJax.preview = pre}
|
||
|
|
script.MathJax.checked = 1;
|
||
|
|
},
|
||
|
|
|
||
|
|
processInput: function (state) {
|
||
|
|
var jax, STATE = MathJax.ElementJax.STATE;
|
||
|
|
var script, prev, m = state.scripts.length;
|
||
|
|
try {
|
||
|
|
//
|
||
|
|
// Loop through the scripts
|
||
|
|
//
|
||
|
|
while (state.i < m) {
|
||
|
|
script = state.scripts[state.i]; if (!script) {state.i++; continue}
|
||
|
|
//
|
||
|
|
// Remove previous error marker, if any
|
||
|
|
//
|
||
|
|
prev = script.previousSibling;
|
||
|
|
if (prev && prev.className === "MathJax_Error") {prev.parentNode.removeChild(prev)}
|
||
|
|
//
|
||
|
|
// Check if already processed or needs processing
|
||
|
|
//
|
||
|
|
if (!script.parentNode || !script.MathJax || script.MathJax.state === STATE.PROCESSED) {state.i++; continue};
|
||
|
|
if (!script.MathJax.elementJax || script.MathJax.state === STATE.UPDATE) {
|
||
|
|
this.checkScriptSiblings(script); // remove preJax/postJax etc.
|
||
|
|
var type = script.type.replace(/ *;(.|\s)*/,""); // the input jax type
|
||
|
|
var input = this.inputJax[type]; // the input jax itself
|
||
|
|
jax = input.Process(script,state); // run the input jax
|
||
|
|
if (typeof jax === 'function') { // if a callback was returned
|
||
|
|
if (jax.called) continue; // go back and call Process() again
|
||
|
|
this.RestartAfter(jax); // wait for the callback
|
||
|
|
}
|
||
|
|
jax = jax.Attach(script,input.id); // register the jax on the script
|
||
|
|
this.saveScript(jax,state,script,STATE); // add script to state
|
||
|
|
this.postInputHooks.Execute(jax,input.id,script); // run global jax filters
|
||
|
|
} else if (script.MathJax.state === STATE.OUTPUT) {
|
||
|
|
this.saveScript(script.MathJax.elementJax,state,script,STATE); // add script to state
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Go on to the next script, and check if we need to update the processing message
|
||
|
|
//
|
||
|
|
state.i++; var now = new Date().getTime();
|
||
|
|
if (now - state.start > this.processUpdateTime && state.i < state.scripts.length)
|
||
|
|
{state.start = now; this.RestartAfter(MathJax.Callback.Delay(1))}
|
||
|
|
}
|
||
|
|
} catch (err) {return this.processError(err,state,"Input")}
|
||
|
|
//
|
||
|
|
// Put up final message, reset the state and return
|
||
|
|
//
|
||
|
|
if (state.scripts.length && this.config.showProcessingMessages)
|
||
|
|
{MathJax.Message.Set(["ProcessMath","Processing math: %1%%",100],0)}
|
||
|
|
state.start = new Date().getTime(); state.i = state.j = 0;
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
postInputHooks: MathJax.Callback.Hooks(true), // hooks to run after element jax is created
|
||
|
|
saveScript: function (jax,state,script,STATE) {
|
||
|
|
//
|
||
|
|
// Check that output jax exists
|
||
|
|
//
|
||
|
|
if (!this.outputJax[jax.mimeType]) {
|
||
|
|
script.MathJax.state = STATE.UPDATE;
|
||
|
|
throw Error("No output jax registered for "+jax.mimeType);
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Record the output jax
|
||
|
|
// and put this script in the queue for that jax
|
||
|
|
//
|
||
|
|
jax.outputJax = this.outputJax[jax.mimeType][0].id;
|
||
|
|
if (!state.jax[jax.outputJax]) {
|
||
|
|
if (state.jaxIDs.length === 0) {
|
||
|
|
// use original array until we know there are more (rather than two copies)
|
||
|
|
state.jax[jax.outputJax] = state.scripts;
|
||
|
|
} else {
|
||
|
|
if (state.jaxIDs.length === 1) // get the script so far for the existing jax
|
||
|
|
{state.jax[state.jaxIDs[0]] = state.scripts.slice(0,state.i)}
|
||
|
|
state.jax[jax.outputJax] = []; // start a new array for the new jax
|
||
|
|
}
|
||
|
|
state.jaxIDs.push(jax.outputJax); // save the ID of the jax
|
||
|
|
}
|
||
|
|
if (state.jaxIDs.length > 1) {state.jax[jax.outputJax].push(script)}
|
||
|
|
//
|
||
|
|
// Mark script as needing output
|
||
|
|
//
|
||
|
|
script.MathJax.state = STATE.OUTPUT;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Pre- and post-process scripts by jax
|
||
|
|
// (to get scaling factors, hide/show output, and so on)
|
||
|
|
// Since this can cause the jax to load, we need to trap restarts
|
||
|
|
//
|
||
|
|
prepareOutput: function (state,method) {
|
||
|
|
while (state.j < state.jaxIDs.length) {
|
||
|
|
var id = state.jaxIDs[state.j], JAX = MathJax.OutputJax[id];
|
||
|
|
if (JAX[method]) {
|
||
|
|
try {
|
||
|
|
var result = JAX[method](state);
|
||
|
|
if (typeof result === 'function') {
|
||
|
|
if (result.called) continue; // go back and try again
|
||
|
|
this.RestartAfter(result);
|
||
|
|
}
|
||
|
|
} catch (err) {
|
||
|
|
if (!err.restart) {
|
||
|
|
MathJax.Message.Set(["PrepError","Error preparing %1 output (%2)",id,method],null,600);
|
||
|
|
MathJax.Hub.lastPrepError = err;
|
||
|
|
state.j++;
|
||
|
|
}
|
||
|
|
return MathJax.Callback.After(["prepareOutput",this,state,method],err.restart);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
state.j++;
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
|
||
|
|
processOutput: function (state) {
|
||
|
|
var result, STATE = MathJax.ElementJax.STATE, script, m = state.scripts.length;
|
||
|
|
try {
|
||
|
|
//
|
||
|
|
// Loop through the scripts
|
||
|
|
//
|
||
|
|
while (state.i < m) {
|
||
|
|
//
|
||
|
|
// Check that there is an element jax
|
||
|
|
//
|
||
|
|
script = state.scripts[state.i];
|
||
|
|
if (!script || !script.parentNode || !script.MathJax || script.MathJax.error) {state.i++; continue}
|
||
|
|
var jax = script.MathJax.elementJax; if (!jax) {state.i++; continue}
|
||
|
|
//
|
||
|
|
// Call the output Jax's Process method (which will be its Translate()
|
||
|
|
// method once loaded). Mark it as complete and remove the preview unless
|
||
|
|
// the Process() call returns an explicit false value (in which case, it will
|
||
|
|
// handle this later during the postProcess phase, as HTML-CSS does).
|
||
|
|
//
|
||
|
|
result = MathJax.OutputJax[jax.outputJax].Process(script,state);
|
||
|
|
if (result !== false) {
|
||
|
|
script.MathJax.state = STATE.PROCESSED;
|
||
|
|
if (script.MathJax.preview) {
|
||
|
|
script.MathJax.preview.innerHTML = "";
|
||
|
|
script.MathJax.preview.style.display = "none";
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Signal that new math is available
|
||
|
|
//
|
||
|
|
this.signal.Post(["New Math",jax.inputID]); // FIXME: wait for this? (i.e., restart if returns uncalled callback)
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Go on to next math expression
|
||
|
|
//
|
||
|
|
state.i++;
|
||
|
|
//
|
||
|
|
// Update the processing message, if needed
|
||
|
|
//
|
||
|
|
var now = new Date().getTime();
|
||
|
|
if (now - state.start > this.processUpdateTime && state.i < state.scripts.length)
|
||
|
|
{state.start = now; this.RestartAfter(MathJax.Callback.Delay(this.processUpdateDelay))}
|
||
|
|
}
|
||
|
|
} catch (err) {return this.processError(err,state,"Output")}
|
||
|
|
//
|
||
|
|
// Put up the typesetting-complete message
|
||
|
|
//
|
||
|
|
if (state.scripts.length && this.config.showProcessingMessages) {
|
||
|
|
MathJax.Message.Set(["TypesetMath","Typesetting math: %1%%",100],0);
|
||
|
|
MathJax.Message.Clear(0);
|
||
|
|
}
|
||
|
|
state.i = state.j = 0;
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
|
||
|
|
processMessage: function (state,type) {
|
||
|
|
var m = Math.floor(state.i/(state.scripts.length)*100);
|
||
|
|
var message = (type === "Output" ? ["TypesetMath","Typesetting math: %1%%"] :
|
||
|
|
["ProcessMath","Processing math: %1%%"]);
|
||
|
|
if (this.config.showProcessingMessages) {MathJax.Message.Set(message.concat(m),0)}
|
||
|
|
},
|
||
|
|
|
||
|
|
processError: function (err,state,type) {
|
||
|
|
if (!err.restart) {
|
||
|
|
if (!this.config.errorSettings.message) {throw err}
|
||
|
|
this.formatError(state.scripts[state.i],err); state.i++;
|
||
|
|
}
|
||
|
|
this.processMessage(state,type);
|
||
|
|
return MathJax.Callback.After(["process"+type,this,state],err.restart);
|
||
|
|
},
|
||
|
|
|
||
|
|
formatError: function (script,err) {
|
||
|
|
var LOCALIZE = function (id,text,arg1,arg2) {return MathJax.Localization._(id,text,arg1,arg2)};
|
||
|
|
//
|
||
|
|
// Get the error message, URL, and line, and save it for
|
||
|
|
// reporting in the Show Math As Error menu
|
||
|
|
//
|
||
|
|
var message = LOCALIZE("ErrorMessage","Error: %1",err.message)+"\n";
|
||
|
|
if (err.sourceURL||err.fileName) message += "\n"+LOCALIZE("ErrorFile","file: %1",err.sourceURL||err.fileName);
|
||
|
|
if (err.line||err.lineNumber) message += "\n"+LOCALIZE("ErrorLine","line: %1",err.line||err.lineNumber);
|
||
|
|
message += "\n\n"+LOCALIZE("ErrorTips","Debugging tips: use %1, inspect %2 in the browser console","'unpacked/MathJax.js'","'MathJax.Hub.lastError'");
|
||
|
|
script.MathJax.error = MathJax.OutputJax.Error.Jax(message,script);
|
||
|
|
if (script.MathJax.elementJax)
|
||
|
|
script.MathJax.error.inputID = script.MathJax.elementJax.inputID;
|
||
|
|
//
|
||
|
|
// Create the [Math Processing Error] span
|
||
|
|
//
|
||
|
|
var errorSettings = this.config.errorSettings;
|
||
|
|
var errorText = LOCALIZE(errorSettings.messageId,errorSettings.message);
|
||
|
|
var error = MathJax.HTML.Element("span", {
|
||
|
|
className:"MathJax_Error", jaxID:"Error", isMathJax:true,
|
||
|
|
id: script.MathJax.error.inputID+"-Frame"
|
||
|
|
},[["span",null,errorText]]);
|
||
|
|
//
|
||
|
|
// Attach the menu events
|
||
|
|
//
|
||
|
|
MathJax.Ajax.Require("[MathJax]/extensions/MathEvents.js",function () {
|
||
|
|
var EVENT = MathJax.Extension.MathEvents.Event,
|
||
|
|
HUB = MathJax.Hub;
|
||
|
|
error.oncontextmenu = EVENT.Menu;
|
||
|
|
error.onmousedown = EVENT.Mousedown;
|
||
|
|
error.onkeydown = EVENT.Keydown;
|
||
|
|
error.tabIndex = HUB.getTabOrder(HUB.getJaxFor(script));
|
||
|
|
});
|
||
|
|
//
|
||
|
|
// Insert the error into the page and remove any preview
|
||
|
|
//
|
||
|
|
var node = document.getElementById(error.id);
|
||
|
|
if (node) node.parentNode.removeChild(node);
|
||
|
|
if (script.parentNode) script.parentNode.insertBefore(error,script);
|
||
|
|
if (script.MathJax.preview) {
|
||
|
|
script.MathJax.preview.innerHTML = "";
|
||
|
|
script.MathJax.preview.style.display = "none";
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Save the error for debugging purposes
|
||
|
|
// Report the error as a signal
|
||
|
|
//
|
||
|
|
this.lastError = err;
|
||
|
|
this.signal.Post(["Math Processing Error",script,err]);
|
||
|
|
},
|
||
|
|
|
||
|
|
RestartAfter: function (callback) {
|
||
|
|
throw this.Insert(Error("restart"),{restart: MathJax.Callback(callback)});
|
||
|
|
},
|
||
|
|
|
||
|
|
elementCallback: function (element,callback) {
|
||
|
|
if (callback == null && (MathJax.Object.isArray(element) || typeof element === 'function'))
|
||
|
|
{try {MathJax.Callback(element); callback = element; element = null} catch(e) {}}
|
||
|
|
if (element == null) {element = this.config.elements || []}
|
||
|
|
if (this.isHTMLCollection(element)) {element = this.HTMLCollection2Array(element)}
|
||
|
|
if (!MathJax.Object.isArray(element)) {element = [element]}
|
||
|
|
element = [].concat(element); // make a copy so the original isn't changed
|
||
|
|
for (var i = 0, m = element.length; i < m; i++)
|
||
|
|
{if (typeof(element[i]) === 'string') {element[i] = document.getElementById(element[i])}}
|
||
|
|
if (!document.body) {document.body = document.getElementsByTagName("body")[0]}
|
||
|
|
if (element.length == 0) {element.push(document.body)}
|
||
|
|
if (!callback) {callback = {}}
|
||
|
|
return {
|
||
|
|
count: element.length,
|
||
|
|
elements: (element.length === 1 ? element[0] : element),
|
||
|
|
callback: callback
|
||
|
|
};
|
||
|
|
},
|
||
|
|
|
||
|
|
elementScripts: function (element) {
|
||
|
|
var scripts = [];
|
||
|
|
if (MathJax.Object.isArray(element) || this.isHTMLCollection(element)) {
|
||
|
|
for (var i = 0, m = element.length; i < m; i++) {
|
||
|
|
var alreadyDone = 0;
|
||
|
|
for (var j = 0; j < i && !alreadyDone; j++)
|
||
|
|
{alreadyDone = element[j].contains(element[i])}
|
||
|
|
if (!alreadyDone) scripts.push.apply(scripts,this.elementScripts(element[i]));
|
||
|
|
}
|
||
|
|
return scripts;
|
||
|
|
}
|
||
|
|
if (typeof(element) === 'string') {element = document.getElementById(element)}
|
||
|
|
if (!document.body) {document.body = document.getElementsByTagName("body")[0]}
|
||
|
|
if (element == null) {element = document.body}
|
||
|
|
if (element.tagName != null && element.tagName.toLowerCase() === "script") {return [element]}
|
||
|
|
scripts = element.getElementsByTagName("script");
|
||
|
|
if (this.msieHTMLCollectionBug) {scripts = this.HTMLCollection2Array(scripts)}
|
||
|
|
return scripts;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// IE8 fails to check "obj instanceof HTMLCollection" for some values of obj.
|
||
|
|
//
|
||
|
|
isHTMLCollection: function (obj) {
|
||
|
|
return ("HTMLCollection" in window && typeof(obj) === "object" && obj instanceof HTMLCollection);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// IE8 doesn't deal with HTMLCollection as an array, so convert to array
|
||
|
|
//
|
||
|
|
HTMLCollection2Array: function (nodes) {
|
||
|
|
if (!this.msieHTMLCollectionBug) {return [].slice.call(nodes)}
|
||
|
|
var NODES = [];
|
||
|
|
for (var i = 0, m = nodes.length; i < m; i++) {NODES[i] = nodes[i]}
|
||
|
|
return NODES;
|
||
|
|
},
|
||
|
|
|
||
|
|
Insert: function (dst,src) {
|
||
|
|
for (var id in src) {if (src.hasOwnProperty(id)) {
|
||
|
|
// allow for concatenation of arrays?
|
||
|
|
if (typeof src[id] === 'object' && !(MathJax.Object.isArray(src[id])) &&
|
||
|
|
(typeof dst[id] === 'object' || typeof dst[id] === 'function')) {
|
||
|
|
this.Insert(dst[id],src[id]);
|
||
|
|
} else {
|
||
|
|
dst[id] = src[id];
|
||
|
|
}
|
||
|
|
}}
|
||
|
|
return dst;
|
||
|
|
},
|
||
|
|
|
||
|
|
getTabOrder: function(script) {
|
||
|
|
return this.config.menuSettings.inTabOrder ? 0 : -1;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Old browsers (e.g. Internet Explorer <= 8) do not support trim().
|
||
|
|
SplitList: ("trim" in String.prototype ?
|
||
|
|
function (list) {return list.trim().split(/\s+/)} :
|
||
|
|
function (list) {return list.replace(/^\s+/,'').
|
||
|
|
replace(/\s+$/,'').split(/\s+/)})
|
||
|
|
};
|
||
|
|
MathJax.Hub.Insert(MathJax.Hub.config.styles,MathJax.Message.styles);
|
||
|
|
MathJax.Hub.Insert(MathJax.Hub.config.styles,{".MathJax_Error":MathJax.Hub.config.errorSettings.style});
|
||
|
|
|
||
|
|
//
|
||
|
|
// Storage area for extensions and preprocessors
|
||
|
|
//
|
||
|
|
MathJax.Extension = {};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Hub Startup code
|
||
|
|
//
|
||
|
|
MathJax.Hub.Configured = MathJax.Callback({}); // called when configuration is complete
|
||
|
|
MathJax.Hub.Startup = {
|
||
|
|
script: "", // the startup script from the SCRIPT call that loads MathJax.js
|
||
|
|
queue: MathJax.Callback.Queue(), // Queue used for startup actions
|
||
|
|
signal: MathJax.Callback.Signal("Startup"), // Signal used for startup events
|
||
|
|
params: {},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load the configuration files
|
||
|
|
//
|
||
|
|
Config: function () {
|
||
|
|
this.queue.Push(["Post",this.signal,"Begin Config"]);
|
||
|
|
//
|
||
|
|
// Make sure root is set before loading any files
|
||
|
|
//
|
||
|
|
if (MathJax.AuthorConfig && MathJax.AuthorConfig.root)
|
||
|
|
MathJax.Ajax.config.root = MathJax.AuthorConfig.root;
|
||
|
|
//
|
||
|
|
// If a locale is given as a parameter,
|
||
|
|
// set the locale and the default menu value for the locale
|
||
|
|
//
|
||
|
|
if (this.params.locale) {
|
||
|
|
MathJax.Localization.resetLocale(this.params.locale);
|
||
|
|
MathJax.Hub.config.menuSettings.locale = this.params.locale;
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Run the config files, if any are given in the parameter list
|
||
|
|
//
|
||
|
|
if (this.params.config) {
|
||
|
|
var files = this.params.config.split(/,/);
|
||
|
|
for (var i = 0, m = files.length; i < m; i++) {
|
||
|
|
if (!files[i].match(/\.js$/)) {files[i] += ".js"}
|
||
|
|
this.queue.Push(["Require",MathJax.Ajax,this.URL("config",files[i])]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Perform author configuration from in-line MathJax = {...}
|
||
|
|
//
|
||
|
|
this.queue.Push(["Config",MathJax.Hub,MathJax.AuthorConfig]);
|
||
|
|
//
|
||
|
|
// Run the deprecated configuration script, if any (ignoring return value)
|
||
|
|
// Wait for the startup delay signal
|
||
|
|
// Run the mathjax-config blocks
|
||
|
|
// Load the files in the configuration's config array
|
||
|
|
//
|
||
|
|
if (this.script.match(/\S/)) {this.queue.Push(this.script+";\n1;")}
|
||
|
|
this.queue.Push(
|
||
|
|
["ConfigDelay",this],
|
||
|
|
["ConfigBlocks",this],
|
||
|
|
[function (THIS) {return THIS.loadArray(MathJax.Hub.config.config,"config",null,true)},this],
|
||
|
|
["Post",this.signal,"End Config"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Return the delay callback
|
||
|
|
//
|
||
|
|
ConfigDelay: function () {
|
||
|
|
var delay = this.params.delayStartupUntil || MathJax.Hub.config.delayStartupUntil;
|
||
|
|
if (delay === "onload") {return this.onload}
|
||
|
|
if (delay === "configured") {return MathJax.Hub.Configured}
|
||
|
|
return delay;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Run the scripts of type=text/x-mathjax-config
|
||
|
|
//
|
||
|
|
ConfigBlocks: function () {
|
||
|
|
var scripts = document.getElementsByTagName("script");
|
||
|
|
var queue = MathJax.Callback.Queue();
|
||
|
|
for (var i = 0, m = scripts.length; i < m; i++) {
|
||
|
|
var type = String(scripts[i].type).replace(/ /g,"");
|
||
|
|
if (type.match(/^text\/x-mathjax-config(;.*)?$/) && !type.match(/;executed=true/)) {
|
||
|
|
scripts[i].type += ";executed=true";
|
||
|
|
queue.Push(scripts[i].innerHTML+";\n1;");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return queue.Push(function () {MathJax.Ajax.config.root = MathJax.Hub.config.root});
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Read cookie and set up menu defaults
|
||
|
|
// (set the locale according to the cookie)
|
||
|
|
// (adjust the jax to accommodate renderer preferences)
|
||
|
|
//
|
||
|
|
Cookie: function () {
|
||
|
|
return this.queue.Push(
|
||
|
|
["Post",this.signal,"Begin Cookie"],
|
||
|
|
["Get",MathJax.HTML.Cookie,"menu",MathJax.Hub.config.menuSettings],
|
||
|
|
[function (config) {
|
||
|
|
var SETTINGS = config.menuSettings;
|
||
|
|
if (SETTINGS.locale) MathJax.Localization.resetLocale(SETTINGS.locale);
|
||
|
|
var renderer = config.menuSettings.renderer, jax = config.jax;
|
||
|
|
if (renderer) {
|
||
|
|
var name = "output/"+renderer; jax.sort();
|
||
|
|
for (var i = 0, m = jax.length; i < m; i++) {
|
||
|
|
if (jax[i].substr(0,7) === "output/") break;
|
||
|
|
}
|
||
|
|
if (i == m-1) {jax.pop()} else {
|
||
|
|
while (i < m) {if (jax[i] === name) {jax.splice(i,1); break}; i++}
|
||
|
|
}
|
||
|
|
jax.unshift(name);
|
||
|
|
}
|
||
|
|
if (SETTINGS.CHTMLpreview != null) {
|
||
|
|
if (SETTINGS.FastPreview == null) SETTINGS.FastPreview = SETTINGS.CHTMLpreview;
|
||
|
|
delete SETTINGS.CHTMLpreview;
|
||
|
|
}
|
||
|
|
if (SETTINGS.FastPreview && !MathJax.Extension["fast-preview"])
|
||
|
|
MathJax.Hub.config.extensions.push("fast-preview.js");
|
||
|
|
if (config.menuSettings.assistiveMML && !MathJax.Extension.AssistiveMML)
|
||
|
|
MathJax.Hub.config.extensions.push("AssistiveMML.js");
|
||
|
|
},MathJax.Hub.config],
|
||
|
|
["Post",this.signal,"End Cookie"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Setup stylesheets and extra styles
|
||
|
|
//
|
||
|
|
Styles: function () {
|
||
|
|
return this.queue.Push(
|
||
|
|
["Post",this.signal,"Begin Styles"],
|
||
|
|
["loadArray",this,MathJax.Hub.config.styleSheets,"config"],
|
||
|
|
["Styles",MathJax.Ajax,MathJax.Hub.config.styles],
|
||
|
|
["Post",this.signal,"End Styles"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Load the input and output jax
|
||
|
|
//
|
||
|
|
Jax: function () {
|
||
|
|
var config = MathJax.Hub.config, jax = MathJax.Hub.outputJax;
|
||
|
|
// Save the order of the output jax since they are loading asynchronously
|
||
|
|
for (var i = 0, m = config.jax.length, k = 0; i < m; i++) {
|
||
|
|
var name = config.jax[i].substr(7);
|
||
|
|
if (config.jax[i].substr(0,7) === "output/" && jax.order[name] == null)
|
||
|
|
{jax.order[name] = k; k++}
|
||
|
|
}
|
||
|
|
var queue = MathJax.Callback.Queue();
|
||
|
|
return queue.Push(
|
||
|
|
["Post",this.signal,"Begin Jax"],
|
||
|
|
["loadArray",this,config.jax,"jax","config.js"],
|
||
|
|
["Post",this.signal,"End Jax"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Load the extensions
|
||
|
|
//
|
||
|
|
Extensions: function () {
|
||
|
|
var queue = MathJax.Callback.Queue();
|
||
|
|
return queue.Push(
|
||
|
|
["Post",this.signal,"Begin Extensions"],
|
||
|
|
["loadArray",this,MathJax.Hub.config.extensions,"extensions"],
|
||
|
|
["Post",this.signal,"End Extensions"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Initialize the Message system
|
||
|
|
//
|
||
|
|
Message: function () {
|
||
|
|
MathJax.Message.Init(true);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the math menu renderer, if it isn't already
|
||
|
|
// (this must come after the jax are loaded)
|
||
|
|
//
|
||
|
|
Menu: function () {
|
||
|
|
var menu = MathJax.Hub.config.menuSettings, jax = MathJax.Hub.outputJax, registered;
|
||
|
|
for (var id in jax) {if (jax.hasOwnProperty(id)) {
|
||
|
|
if (jax[id].length) {registered = jax[id]; break}
|
||
|
|
}}
|
||
|
|
if (registered && registered.length) {
|
||
|
|
if (menu.renderer && menu.renderer !== registered[0].id)
|
||
|
|
{registered.unshift(MathJax.OutputJax[menu.renderer])}
|
||
|
|
menu.renderer = registered[0].id;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the location to the designated hash position
|
||
|
|
//
|
||
|
|
Hash: function () {
|
||
|
|
if (MathJax.Hub.config.positionToHash && document.location.hash &&
|
||
|
|
document.body && document.body.scrollIntoView) {
|
||
|
|
var name = decodeURIComponent(document.location.hash.substr(1));
|
||
|
|
var target = document.getElementById(name);
|
||
|
|
if (!target) {
|
||
|
|
var a = document.getElementsByTagName("a");
|
||
|
|
for (var i = 0, m = a.length; i < m; i++)
|
||
|
|
{if (a[i].name === name) {target = a[i]; break}}
|
||
|
|
}
|
||
|
|
if (target) {
|
||
|
|
while (!target.scrollIntoView) {target = target.parentNode}
|
||
|
|
target = this.HashCheck(target);
|
||
|
|
if (target && target.scrollIntoView)
|
||
|
|
{setTimeout(function () {target.scrollIntoView(true)},1)}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
HashCheck: function (target) {
|
||
|
|
var jax = MathJax.Hub.getJaxFor(target);
|
||
|
|
if (jax && MathJax.OutputJax[jax.outputJax].hashCheck)
|
||
|
|
{target = MathJax.OutputJax[jax.outputJax].hashCheck(target)}
|
||
|
|
return target;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load the Menu and Zoom code, if it hasn't already been loaded.
|
||
|
|
// This is called after the initial typeset, so should no longer be
|
||
|
|
// competing with other page loads, but will make these available
|
||
|
|
// if needed later on.
|
||
|
|
//
|
||
|
|
MenuZoom: function () {
|
||
|
|
if (MathJax.Hub.config.showMathMenu) {
|
||
|
|
if (!MathJax.Extension.MathMenu) {
|
||
|
|
setTimeout(
|
||
|
|
function () {
|
||
|
|
MathJax.Callback.Queue(
|
||
|
|
["Require",MathJax.Ajax,"[MathJax]/extensions/MathMenu.js",{}],
|
||
|
|
["loadDomain",MathJax.Localization,"MathMenu"]
|
||
|
|
)
|
||
|
|
},1000
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
setTimeout(
|
||
|
|
MathJax.Callback(["loadDomain",MathJax.Localization,"MathMenu"]),
|
||
|
|
1000
|
||
|
|
);
|
||
|
|
}
|
||
|
|
if (!MathJax.Extension.MathZoom) {
|
||
|
|
setTimeout(
|
||
|
|
MathJax.Callback(["Require",MathJax.Ajax,"[MathJax]/extensions/MathZoom.js",{}]),
|
||
|
|
2000
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Setup the onload callback
|
||
|
|
//
|
||
|
|
onLoad: function () {
|
||
|
|
var onload = this.onload =
|
||
|
|
MathJax.Callback(function () {MathJax.Hub.Startup.signal.Post("onLoad")});
|
||
|
|
if (document.body && document.readyState)
|
||
|
|
if (MathJax.Hub.Browser.isMSIE) {
|
||
|
|
// IE can change from loading to interactive before
|
||
|
|
// full page is ready, so go with complete (even though
|
||
|
|
// that means we may have to wait longer).
|
||
|
|
if (document.readyState === "complete") {return [onload]}
|
||
|
|
} else if (document.readyState !== "loading") {return [onload]}
|
||
|
|
if (window.addEventListener) {
|
||
|
|
window.addEventListener("load",onload,false);
|
||
|
|
if (!this.params.noDOMContentEvent)
|
||
|
|
{window.addEventListener("DOMContentLoaded",onload,false)}
|
||
|
|
}
|
||
|
|
else if (window.attachEvent) {window.attachEvent("onload",onload)}
|
||
|
|
else {window.onload = onload}
|
||
|
|
return onload;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Perform the initial typesetting (or skip if configuration says to)
|
||
|
|
//
|
||
|
|
Typeset: function (element,callback) {
|
||
|
|
if (MathJax.Hub.config.skipStartupTypeset) {return function () {}}
|
||
|
|
return this.queue.Push(
|
||
|
|
["Post",this.signal,"Begin Typeset"],
|
||
|
|
["Typeset",MathJax.Hub,element,callback],
|
||
|
|
["Post",this.signal,"End Typeset"]
|
||
|
|
);
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Create a URL in the MathJax hierarchy
|
||
|
|
//
|
||
|
|
URL: function (dir,name) {
|
||
|
|
if (!name.match(/^([a-z]+:\/\/|\[|\/)/)) {name = "[MathJax]/"+dir+"/"+name}
|
||
|
|
return name;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load an array of files, waiting for all of them
|
||
|
|
// to be loaded before going on
|
||
|
|
//
|
||
|
|
loadArray: function (files,dir,name,synchronous) {
|
||
|
|
if (files) {
|
||
|
|
if (!MathJax.Object.isArray(files)) {files = [files]}
|
||
|
|
if (files.length) {
|
||
|
|
var queue = MathJax.Callback.Queue(), callback = {}, file;
|
||
|
|
for (var i = 0, m = files.length; i < m; i++) {
|
||
|
|
file = this.URL(dir,files[i]);
|
||
|
|
if (name) {file += "/" + name}
|
||
|
|
if (synchronous) {queue.Push(["Require",MathJax.Ajax,file,callback])}
|
||
|
|
else {queue.Push(MathJax.Ajax.Require(file,callback))}
|
||
|
|
}
|
||
|
|
return queue.Push({}); // wait for everything to finish
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
(function (BASENAME) {
|
||
|
|
var BASE = window[BASENAME], ROOT = "["+BASENAME+"]";
|
||
|
|
var HUB = BASE.Hub, AJAX = BASE.Ajax, CALLBACK = BASE.Callback;
|
||
|
|
|
||
|
|
var JAX = MathJax.Object.Subclass({
|
||
|
|
JAXFILE: "jax.js",
|
||
|
|
require: null, // array of files to load before jax.js is complete
|
||
|
|
config: {},
|
||
|
|
//
|
||
|
|
// Make a subclass and return an instance of it.
|
||
|
|
// (FIXME: should we replace config with a copy of the constructor's
|
||
|
|
// config? Otherwise all subclasses share the same config structure.)
|
||
|
|
//
|
||
|
|
Init: function (def,cdef) {
|
||
|
|
if (arguments.length === 0) {return this}
|
||
|
|
return (this.constructor.Subclass(def,cdef))();
|
||
|
|
},
|
||
|
|
//
|
||
|
|
// Augment by merging with class definition (not replacing)
|
||
|
|
//
|
||
|
|
Augment: function (def,cdef) {
|
||
|
|
var cObject = this.constructor, ndef = {};
|
||
|
|
if (def != null) {
|
||
|
|
for (var id in def) {if (def.hasOwnProperty(id)) {
|
||
|
|
if (typeof def[id] === "function")
|
||
|
|
{cObject.protoFunction(id,def[id])} else {ndef[id] = def[id]}
|
||
|
|
}}
|
||
|
|
// MSIE doesn't list toString even if it is not native so handle it separately
|
||
|
|
if (def.toString !== cObject.prototype.toString && def.toString !== {}.toString)
|
||
|
|
{cObject.protoFunction('toString',def.toString)}
|
||
|
|
}
|
||
|
|
HUB.Insert(cObject.prototype,ndef);
|
||
|
|
cObject.Augment(null,cdef);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
Translate: function (script,state) {
|
||
|
|
throw Error(this.directory+"/"+this.JAXFILE+" failed to define the Translate() method");
|
||
|
|
},
|
||
|
|
Register: function (mimetype) {},
|
||
|
|
Config: function () {
|
||
|
|
this.config = HUB.CombineConfig(this.id,this.config);
|
||
|
|
if (this.config.Augment) {this.Augment(this.config.Augment)}
|
||
|
|
},
|
||
|
|
Startup: function () {},
|
||
|
|
loadComplete: function (file) {
|
||
|
|
if (file === "config.js") {
|
||
|
|
return AJAX.loadComplete(this.directory+"/"+file);
|
||
|
|
} else {
|
||
|
|
var queue = CALLBACK.Queue();
|
||
|
|
queue.Push(
|
||
|
|
HUB.Register.StartupHook("End Config",{}), // wait until config complete
|
||
|
|
["Post",HUB.Startup.signal,this.id+" Jax Config"],
|
||
|
|
["Config",this],
|
||
|
|
["Post",HUB.Startup.signal,this.id+" Jax Require"],
|
||
|
|
// Config may set the required and extensions array,
|
||
|
|
// so use functions to delay making the reference until needed
|
||
|
|
[function (THIS) {return MathJax.Hub.Startup.loadArray(THIS.require,this.directory)},this],
|
||
|
|
[function (config,id) {return MathJax.Hub.Startup.loadArray(config.extensions,"extensions/"+id)},this.config||{},this.id],
|
||
|
|
["Post",HUB.Startup.signal,this.id+" Jax Startup"],
|
||
|
|
["Startup",this],
|
||
|
|
["Post",HUB.Startup.signal,this.id+" Jax Ready"]
|
||
|
|
);
|
||
|
|
if (this.copyTranslate) {
|
||
|
|
queue.Push(
|
||
|
|
[function (THIS) {
|
||
|
|
THIS.preProcess = THIS.preTranslate;
|
||
|
|
THIS.Process = THIS.Translate;
|
||
|
|
THIS.postProcess = THIS.postTranslate;
|
||
|
|
},this.constructor.prototype]
|
||
|
|
);
|
||
|
|
}
|
||
|
|
return queue.Push(["loadComplete",AJAX,this.directory+"/"+file]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},{
|
||
|
|
id: "Jax",
|
||
|
|
version: "2.7.4",
|
||
|
|
directory: ROOT+"/jax",
|
||
|
|
extensionDir: ROOT+"/extensions"
|
||
|
|
});
|
||
|
|
|
||
|
|
/***********************************/
|
||
|
|
|
||
|
|
BASE.InputJax = JAX.Subclass({
|
||
|
|
elementJax: "mml", // the element jax to load for this input jax
|
||
|
|
sourceMenuTitle: /*_(MathMenu)*/ ["Original","Original Form"],
|
||
|
|
copyTranslate: true,
|
||
|
|
Process: function (script,state) {
|
||
|
|
var queue = CALLBACK.Queue(), file;
|
||
|
|
// Load any needed element jax
|
||
|
|
var jax = this.elementJax; if (!BASE.Object.isArray(jax)) {jax = [jax]}
|
||
|
|
for (var i = 0, m = jax.length; i < m; i++) {
|
||
|
|
file = BASE.ElementJax.directory+"/"+jax[i]+"/"+this.JAXFILE;
|
||
|
|
if (!this.require) {this.require = []}
|
||
|
|
else if (!BASE.Object.isArray(this.require)) {this.require = [this.require]};
|
||
|
|
this.require.push(file); // so Startup will wait for it to be loaded
|
||
|
|
queue.Push(AJAX.Require(file));
|
||
|
|
}
|
||
|
|
// Load the input jax
|
||
|
|
file = this.directory+"/"+this.JAXFILE;
|
||
|
|
var load = queue.Push(AJAX.Require(file));
|
||
|
|
if (!load.called) {
|
||
|
|
this.constructor.prototype.Process = function () {
|
||
|
|
if (!load.called) {return load}
|
||
|
|
throw Error(file+" failed to load properly");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Load the associated output jax
|
||
|
|
jax = HUB.outputJax["jax/"+jax[0]];
|
||
|
|
if (jax) {queue.Push(AJAX.Require(jax[0].directory+"/"+this.JAXFILE))}
|
||
|
|
return queue.Push({});
|
||
|
|
},
|
||
|
|
needsUpdate: function (jax) {
|
||
|
|
var script = jax.SourceElement();
|
||
|
|
return (jax.originalText !== BASE.HTML.getScript(script));
|
||
|
|
},
|
||
|
|
Register: function (mimetype) {
|
||
|
|
if (!HUB.inputJax) {HUB.inputJax = {}}
|
||
|
|
HUB.inputJax[mimetype] = this;
|
||
|
|
}
|
||
|
|
},{
|
||
|
|
id: "InputJax",
|
||
|
|
version: "2.7.4",
|
||
|
|
directory: JAX.directory+"/input",
|
||
|
|
extensionDir: JAX.extensionDir
|
||
|
|
});
|
||
|
|
|
||
|
|
/***********************************/
|
||
|
|
|
||
|
|
BASE.OutputJax = JAX.Subclass({
|
||
|
|
copyTranslate: true,
|
||
|
|
preProcess: function (state) {
|
||
|
|
var load, file = this.directory+"/"+this.JAXFILE;
|
||
|
|
this.constructor.prototype.preProcess = function (state) {
|
||
|
|
if (!load.called) {return load}
|
||
|
|
throw Error(file+" failed to load properly");
|
||
|
|
}
|
||
|
|
load = AJAX.Require(file);
|
||
|
|
return load;
|
||
|
|
},
|
||
|
|
Register: function (mimetype) {
|
||
|
|
var jax = HUB.outputJax;
|
||
|
|
if (!jax[mimetype]) {jax[mimetype] = []}
|
||
|
|
// If the output jax is earlier in the original configuration list, put it first here
|
||
|
|
if (jax[mimetype].length && (this.id === HUB.config.menuSettings.renderer ||
|
||
|
|
(jax.order[this.id]||0) < (jax.order[jax[mimetype][0].id]||0)))
|
||
|
|
{jax[mimetype].unshift(this)} else {jax[mimetype].push(this)}
|
||
|
|
// Make sure the element jax is loaded before Startup is called
|
||
|
|
if (!this.require) {this.require = []}
|
||
|
|
else if (!BASE.Object.isArray(this.require)) {this.require = [this.require]};
|
||
|
|
this.require.push(BASE.ElementJax.directory+"/"+(mimetype.split(/\//)[1])+"/"+this.JAXFILE);
|
||
|
|
},
|
||
|
|
Remove: function (jax) {}
|
||
|
|
},{
|
||
|
|
id: "OutputJax",
|
||
|
|
version: "2.7.4",
|
||
|
|
directory: JAX.directory+"/output",
|
||
|
|
extensionDir: JAX.extensionDir,
|
||
|
|
fontDir: ROOT+(BASE.isPacked?"":"/..")+"/fonts",
|
||
|
|
imageDir: ROOT+(BASE.isPacked?"":"/..")+"/images"
|
||
|
|
});
|
||
|
|
|
||
|
|
/***********************************/
|
||
|
|
|
||
|
|
BASE.ElementJax = JAX.Subclass({
|
||
|
|
// make a subclass, not an instance
|
||
|
|
Init: function (def,cdef) {return this.constructor.Subclass(def,cdef)},
|
||
|
|
|
||
|
|
inputJax: null,
|
||
|
|
outputJax: null,
|
||
|
|
inputID: null,
|
||
|
|
originalText: "",
|
||
|
|
mimeType: "",
|
||
|
|
sourceMenuTitle: /*_(MathMenu)*/ ["MathMLcode","MathML Code"],
|
||
|
|
|
||
|
|
Text: function (text,callback) {
|
||
|
|
var script = this.SourceElement();
|
||
|
|
BASE.HTML.setScript(script,text);
|
||
|
|
script.MathJax.state = this.STATE.UPDATE;
|
||
|
|
return HUB.Update(script,callback);
|
||
|
|
},
|
||
|
|
Reprocess: function (callback) {
|
||
|
|
var script = this.SourceElement();
|
||
|
|
script.MathJax.state = this.STATE.UPDATE;
|
||
|
|
return HUB.Reprocess(script,callback);
|
||
|
|
},
|
||
|
|
Update: function (callback) {return this.Rerender(callback)},
|
||
|
|
Rerender: function (callback) {
|
||
|
|
var script = this.SourceElement();
|
||
|
|
script.MathJax.state = this.STATE.OUTPUT;
|
||
|
|
return HUB.Process(script,callback);
|
||
|
|
},
|
||
|
|
Remove: function (keep) {
|
||
|
|
if (this.hover) {this.hover.clear(this)}
|
||
|
|
BASE.OutputJax[this.outputJax].Remove(this);
|
||
|
|
if (!keep) {
|
||
|
|
HUB.signal.Post(["Remove Math",this.inputID]); // wait for this to finish?
|
||
|
|
this.Detach();
|
||
|
|
}
|
||
|
|
},
|
||
|
|
needsUpdate: function () {
|
||
|
|
return BASE.InputJax[this.inputJax].needsUpdate(this);
|
||
|
|
},
|
||
|
|
|
||
|
|
SourceElement: function () {return document.getElementById(this.inputID)},
|
||
|
|
|
||
|
|
Attach: function (script,inputJax) {
|
||
|
|
var jax = script.MathJax.elementJax;
|
||
|
|
if (script.MathJax.state === this.STATE.UPDATE) {
|
||
|
|
jax.Clone(this);
|
||
|
|
} else {
|
||
|
|
jax = script.MathJax.elementJax = this;
|
||
|
|
if (script.id) {this.inputID = script.id}
|
||
|
|
else {script.id = this.inputID = BASE.ElementJax.GetID(); this.newID = 1}
|
||
|
|
}
|
||
|
|
jax.originalText = BASE.HTML.getScript(script);
|
||
|
|
jax.inputJax = inputJax;
|
||
|
|
if (jax.root) {jax.root.inputID = jax.inputID}
|
||
|
|
return jax;
|
||
|
|
},
|
||
|
|
Detach: function () {
|
||
|
|
var script = this.SourceElement(); if (!script) return;
|
||
|
|
try {delete script.MathJax} catch(err) {script.MathJax = null}
|
||
|
|
if (this.newID) {script.id = ""}
|
||
|
|
},
|
||
|
|
Clone: function (jax) {
|
||
|
|
var id;
|
||
|
|
for (id in this) {
|
||
|
|
if (!this.hasOwnProperty(id)) continue;
|
||
|
|
if (typeof(jax[id]) === 'undefined' && id !== 'newID') {delete this[id]}
|
||
|
|
}
|
||
|
|
for (id in jax) {
|
||
|
|
if (!jax.hasOwnProperty(id)) continue;
|
||
|
|
if (typeof(this[id]) === 'undefined' || (this[id] !== jax[id] && id !== 'inputID'))
|
||
|
|
{this[id] = jax[id]}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},{
|
||
|
|
id: "ElementJax",
|
||
|
|
version: "2.7.4",
|
||
|
|
directory: JAX.directory+"/element",
|
||
|
|
extensionDir: JAX.extensionDir,
|
||
|
|
ID: 0, // jax counter (for IDs)
|
||
|
|
STATE: {
|
||
|
|
PENDING: 1, // script is identified as math but not yet processed
|
||
|
|
PROCESSED: 2, // script has been processed
|
||
|
|
UPDATE: 3, // elementJax should be updated
|
||
|
|
OUTPUT: 4 // output should be updated (input is OK)
|
||
|
|
},
|
||
|
|
|
||
|
|
GetID: function () {this.ID++; return "MathJax-Element-"+this.ID},
|
||
|
|
Subclass: function () {
|
||
|
|
var obj = JAX.Subclass.apply(this,arguments);
|
||
|
|
obj.loadComplete = this.prototype.loadComplete;
|
||
|
|
return obj;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
BASE.ElementJax.prototype.STATE = BASE.ElementJax.STATE;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Some "Fake" jax used to allow menu access for "Math Processing Error" messages
|
||
|
|
//
|
||
|
|
BASE.OutputJax.Error = {
|
||
|
|
id: "Error", version: "2.7.4", config: {}, errors: 0,
|
||
|
|
ContextMenu: function () {return BASE.Extension.MathEvents.Event.ContextMenu.apply(BASE.Extension.MathEvents.Event,arguments)},
|
||
|
|
Mousedown: function () {return BASE.Extension.MathEvents.Event.AltContextMenu.apply(BASE.Extension.MathEvents.Event,arguments)},
|
||
|
|
getJaxFromMath: function (math) {return (math.nextSibling.MathJax||{}).error},
|
||
|
|
Jax: function (text,script) {
|
||
|
|
var jax = MathJax.Hub.inputJax[script.type.replace(/ *;(.|\s)*/,"")];
|
||
|
|
this.errors++;
|
||
|
|
return {
|
||
|
|
inputJax: (jax||{id:"Error"}).id, // Use Error InputJax as fallback
|
||
|
|
outputJax: "Error",
|
||
|
|
inputID: "MathJax-Error-"+this.errors,
|
||
|
|
sourceMenuTitle: /*_(MathMenu)*/ ["ErrorMessage","Error Message"],
|
||
|
|
sourceMenuFormat: "Error",
|
||
|
|
originalText: MathJax.HTML.getScript(script),
|
||
|
|
errorText: text
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
BASE.InputJax.Error = {
|
||
|
|
id: "Error", version: "2.7.4", config: {},
|
||
|
|
sourceMenuTitle: /*_(MathMenu)*/ ["Original","Original Form"]
|
||
|
|
};
|
||
|
|
|
||
|
|
})("MathJax");
|
||
|
|
|
||
|
|
/**********************************************************/
|
||
|
|
|
||
|
|
(function (BASENAME) {
|
||
|
|
var BASE = window[BASENAME];
|
||
|
|
if (!BASE) {BASE = window[BASENAME] = {}}
|
||
|
|
|
||
|
|
var HUB = BASE.Hub; var STARTUP = HUB.Startup; var CONFIG = HUB.config;
|
||
|
|
var HEAD = document.head || (document.getElementsByTagName("head")[0]);
|
||
|
|
if (!HEAD) {HEAD = document.childNodes[0]};
|
||
|
|
var scripts = (document.documentElement || document).getElementsByTagName("script");
|
||
|
|
if (scripts.length === 0 && HEAD.namespaceURI)
|
||
|
|
scripts = document.getElementsByTagNameNS(HEAD.namespaceURI,"script");
|
||
|
|
var namePattern = new RegExp("(^|/)"+BASENAME+"\\.js(\\?.*)?$");
|
||
|
|
for (var i = scripts.length-1; i >= 0; i--) {
|
||
|
|
if ((scripts[i].src||"").match(namePattern)) {
|
||
|
|
STARTUP.script = scripts[i].innerHTML;
|
||
|
|
if (RegExp.$2) {
|
||
|
|
var params = RegExp.$2.substr(1).split(/\&/);
|
||
|
|
for (var j = 0, m = params.length; j < m; j++) {
|
||
|
|
var KV = params[j].match(/(.*)=(.*)/);
|
||
|
|
if (KV) {STARTUP.params[unescape(KV[1])] = unescape(KV[2])}
|
||
|
|
else {STARTUP.params[params[j]] = true}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
CONFIG.root = scripts[i].src.replace(/(^|\/)[^\/]*(\?.*)?$/,'');
|
||
|
|
BASE.Ajax.config.root = CONFIG.root;
|
||
|
|
BASE.Ajax.params = STARTUP.params;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var AGENT = navigator.userAgent;
|
||
|
|
var BROWSERS = {
|
||
|
|
isMac: (navigator.platform.substr(0,3) === "Mac"),
|
||
|
|
isPC: (navigator.platform.substr(0,3) === "Win"),
|
||
|
|
isMSIE: ("ActiveXObject" in window && "clipboardData" in window),
|
||
|
|
isEdge: ("MSGestureEvent" in window && "chrome" in window &&
|
||
|
|
window.chrome.loadTimes == null),
|
||
|
|
isFirefox: (!!AGENT.match(/Gecko\//) && !AGENT.match(/like Gecko/)),
|
||
|
|
isSafari: (!!AGENT.match(/ (Apple)?WebKit\//) && !AGENT.match(/ like iPhone /) &&
|
||
|
|
(!window.chrome || window.chrome.app == null)),
|
||
|
|
isChrome: ("chrome" in window && window.chrome.loadTimes != null),
|
||
|
|
isOpera: ("opera" in window && window.opera.version != null),
|
||
|
|
isKonqueror: ("konqueror" in window && navigator.vendor == "KDE"),
|
||
|
|
versionAtLeast: function (v) {
|
||
|
|
var bv = (this.version).split('.'); v = (new String(v)).split('.');
|
||
|
|
for (var i = 0, m = v.length; i < m; i++)
|
||
|
|
{if (bv[i] != v[i]) {return parseInt(bv[i]||"0") >= parseInt(v[i])}}
|
||
|
|
return true;
|
||
|
|
},
|
||
|
|
Select: function (choices) {
|
||
|
|
var browser = choices[HUB.Browser];
|
||
|
|
if (browser) {return browser(HUB.Browser)}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
var xAGENT = AGENT
|
||
|
|
.replace(/^Mozilla\/(\d+\.)+\d+ /,"") // remove initial Mozilla, which is never right
|
||
|
|
.replace(/[a-z][-a-z0-9._: ]+\/\d+[^ ]*-[^ ]*\.([a-z][a-z])?\d+ /i,"") // remove linux version
|
||
|
|
.replace(/Gentoo |Ubuntu\/(\d+\.)*\d+ (\([^)]*\) )?/,""); // special case for these
|
||
|
|
|
||
|
|
HUB.Browser = HUB.Insert(HUB.Insert(new String("Unknown"),{version: "0.0"}),BROWSERS);
|
||
|
|
for (var browser in BROWSERS) {if (BROWSERS.hasOwnProperty(browser)) {
|
||
|
|
if (BROWSERS[browser] && browser.substr(0,2) === "is") {
|
||
|
|
browser = browser.slice(2);
|
||
|
|
if (browser === "Mac" || browser === "PC") continue;
|
||
|
|
HUB.Browser = HUB.Insert(new String(browser),BROWSERS);
|
||
|
|
var VERSION = new RegExp(
|
||
|
|
".*(Version/| Trident/.*; rv:)((?:\\d+\\.)+\\d+)|" + // for Safari, Opera10, and IE11+
|
||
|
|
".*("+browser+")"+(browser == "MSIE" ? " " : "/")+"((?:\\d+\\.)*\\d+)|"+ // for one of the main browsers
|
||
|
|
"(?:^|\\(| )([a-z][-a-z0-9._: ]+|(?:Apple)?WebKit)/((?:\\d+\\.)+\\d+)"); // for unrecognized browser
|
||
|
|
var MATCH = VERSION.exec(xAGENT) || ["","","","unknown","0.0"];
|
||
|
|
HUB.Browser.name = (MATCH[1] != "" ? browser : (MATCH[3] || MATCH[5]));
|
||
|
|
HUB.Browser.version = MATCH[2] || MATCH[4] || MATCH[6];
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Initial browser-specific info (e.g., touch up version or name, check for MathPlayer, etc.)
|
||
|
|
// Wrap in try/catch just in case of error (see issue #1155).
|
||
|
|
//
|
||
|
|
try {HUB.Browser.Select({
|
||
|
|
Safari: function (browser) {
|
||
|
|
var v = parseInt((String(browser.version).split("."))[0]);
|
||
|
|
if (v > 85) {browser.webkit = browser.version}
|
||
|
|
if (v >= 538) {browser.version = "8.0"}
|
||
|
|
else if (v >= 537) {browser.version = "7.0"}
|
||
|
|
else if (v >= 536) {browser.version = "6.0"}
|
||
|
|
else if (v >= 534) {browser.version = "5.1"}
|
||
|
|
else if (v >= 533) {browser.version = "5.0"}
|
||
|
|
else if (v >= 526) {browser.version = "4.0"}
|
||
|
|
else if (v >= 525) {browser.version = "3.1"}
|
||
|
|
else if (v > 500) {browser.version = "3.0"}
|
||
|
|
else if (v > 400) {browser.version = "2.0"}
|
||
|
|
else if (v > 85) {browser.version = "1.0"}
|
||
|
|
browser.webkit = (navigator.appVersion.match(/WebKit\/(\d+)\./))[1];
|
||
|
|
browser.isMobile = (navigator.appVersion.match(/Mobile/i) != null);
|
||
|
|
browser.noContextMenu = browser.isMobile;
|
||
|
|
},
|
||
|
|
Firefox: function (browser) {
|
||
|
|
if ((browser.version === "0.0" || AGENT.match(/Firefox/) == null) &&
|
||
|
|
navigator.product === "Gecko") {
|
||
|
|
var rv = AGENT.match(/[\/ ]rv:(\d+\.\d.*?)[\) ]/);
|
||
|
|
if (rv) {browser.version = rv[1]}
|
||
|
|
else {
|
||
|
|
var date = (navigator.buildID||navigator.productSub||"0").substr(0,8);
|
||
|
|
if (date >= "20111220") {browser.version = "9.0"}
|
||
|
|
else if (date >= "20111120") {browser.version = "8.0"}
|
||
|
|
else if (date >= "20110927") {browser.version = "7.0"}
|
||
|
|
else if (date >= "20110816") {browser.version = "6.0"}
|
||
|
|
else if (date >= "20110621") {browser.version = "5.0"}
|
||
|
|
else if (date >= "20110320") {browser.version = "4.0"}
|
||
|
|
else if (date >= "20100121") {browser.version = "3.6"}
|
||
|
|
else if (date >= "20090630") {browser.version = "3.5"}
|
||
|
|
else if (date >= "20080617") {browser.version = "3.0"}
|
||
|
|
else if (date >= "20061024") {browser.version = "2.0"}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
browser.isMobile = (navigator.appVersion.match(/Android/i) != null ||
|
||
|
|
AGENT.match(/ Fennec\//) != null ||
|
||
|
|
AGENT.match(/Mobile/) != null);
|
||
|
|
},
|
||
|
|
Chrome: function (browser) {
|
||
|
|
browser.noContextMenu = browser.isMobile = !!navigator.userAgent.match(/ Mobile[ \/]/);
|
||
|
|
},
|
||
|
|
Opera: function (browser) {browser.version = opera.version()},
|
||
|
|
Edge: function (browser) {
|
||
|
|
browser.isMobile = !!navigator.userAgent.match(/ Phone/);
|
||
|
|
},
|
||
|
|
MSIE: function (browser) {
|
||
|
|
browser.isMobile = !!navigator.userAgent.match(/ Phone/);
|
||
|
|
browser.isIE9 = !!(document.documentMode && (window.performance || window.msPerformance));
|
||
|
|
MathJax.HTML.setScriptBug = !browser.isIE9 || document.documentMode < 9;
|
||
|
|
MathJax.Hub.msieHTMLCollectionBug = (document.documentMode < 9);
|
||
|
|
//
|
||
|
|
// MathPlayer doesn't function properly in IE10, and not at all in IE11,
|
||
|
|
// so don't even try to load it.
|
||
|
|
//
|
||
|
|
if (document.documentMode < 10 && !STARTUP.params.NoMathPlayer) {
|
||
|
|
try {
|
||
|
|
new ActiveXObject("MathPlayer.Factory.1");
|
||
|
|
browser.hasMathPlayer = true;
|
||
|
|
} catch (err) {}
|
||
|
|
try {
|
||
|
|
if (browser.hasMathPlayer) {
|
||
|
|
var mathplayer = document.createElement("object");
|
||
|
|
mathplayer.id = "mathplayer"; mathplayer.classid = "clsid:32F66A20-7614-11D4-BD11-00104BD3F987";
|
||
|
|
HEAD.appendChild(mathplayer);
|
||
|
|
document.namespaces.add("m","http://www.w3.org/1998/Math/MathML");
|
||
|
|
browser.mpNamespace = true;
|
||
|
|
if (document.readyState && (document.readyState === "loading" ||
|
||
|
|
document.readyState === "interactive")) {
|
||
|
|
document.write('<?import namespace="m" implementation="#MathPlayer">');
|
||
|
|
browser.mpImported = true;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// Adding any namespace avoids a crash in IE9 in IE9-standards mode
|
||
|
|
// (any reference to document.namespaces before document.readyState is
|
||
|
|
// "complete" causes an "unspecified error" to be thrown)
|
||
|
|
document.namespaces.add("mjx_IE_fix","http://www.w3.org/1999/xlink");
|
||
|
|
}
|
||
|
|
} catch (err) {}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});} catch (err) {
|
||
|
|
console.error(err.message);
|
||
|
|
}
|
||
|
|
HUB.Browser.Select(MathJax.Message.browsers);
|
||
|
|
|
||
|
|
if (BASE.AuthorConfig && typeof BASE.AuthorConfig.AuthorInit === "function") {BASE.AuthorConfig.AuthorInit()}
|
||
|
|
HUB.queue = BASE.Callback.Queue();
|
||
|
|
HUB.queue.Push(
|
||
|
|
["Post",STARTUP.signal,"Begin"],
|
||
|
|
["Config",STARTUP],
|
||
|
|
["Cookie",STARTUP],
|
||
|
|
["Styles",STARTUP],
|
||
|
|
["Message",STARTUP],
|
||
|
|
function () {
|
||
|
|
// Do Jax and Extensions in parallel, but wait for them all to complete
|
||
|
|
var queue = BASE.Callback.Queue(
|
||
|
|
STARTUP.Jax(),
|
||
|
|
STARTUP.Extensions()
|
||
|
|
);
|
||
|
|
return queue.Push({});
|
||
|
|
},
|
||
|
|
["Menu",STARTUP],
|
||
|
|
STARTUP.onLoad(),
|
||
|
|
function () {MathJax.isReady = true}, // indicates that MathJax is ready to process math
|
||
|
|
["Typeset",STARTUP],
|
||
|
|
["Hash",STARTUP],
|
||
|
|
["MenuZoom",STARTUP],
|
||
|
|
["Post",STARTUP.signal,"End"]
|
||
|
|
);
|
||
|
|
|
||
|
|
})("MathJax");
|
||
|
|
|
||
|
|
}}
|