commit 4b2d568822b483b605b3e9a52ceff3021ccf2d1c
parent bb09608b23b7c8b8fabb0ef58773f1cf2b92dc95
Author: Davide P. Cervone <dpvc@union.edu>
Date: Sun, 24 Apr 2011 18:23:21 -0400
Make \color work as a switch, as in LaTeX, and add the other features from the color package (\definecolor, other color models, LaTeX named colors, \colorbox, \fcolorbox, etc.). (Resolves issue #38.)
Diffstat:
2 files changed, 239 insertions(+), 0 deletions(-)
diff --git a/extensions/TeX/color.js b/extensions/TeX/color.js
@@ -0,0 +1,16 @@
+/*
+ * /MathJax/extensions/TeX/color.js
+ *
+ * Copyright (c) 2010 Design Science, Inc.
+ *
+ * Part of the MathJax library.
+ * See http://www.mathjax.org for details.
+ *
+ * Licensed under the Apache License, Version 2.0;
+ * you may not use this file except in compliance with the License.
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+MathJax.Extension["TeX/color"]={version:"1.1",colors:{Apricot:"#FBB982",Aquamarine:"#00B5BE",Bittersweet:"#C04F17",Black:"#221E1F",Blue:"#2D2F92",BlueGreen:"#00B3B8",BlueViolet:"#473992",BrickRed:"#B6321C",Brown:"#792500",BurntOrange:"#F7921D",CadetBlue:"#74729A",CarnationPink:"#F282B4",Cerulean:"#00A2E3",CornflowerBlue:"#41B0E4",Cyan:"#00AEEF",Dandelion:"#FDBC42",DarkOrchid:"#A4538A",Emerald:"#00A99D",ForestGreen:"#009B55",Fuchsia:"#8C368C",Goldenrod:"#FFDF42",Gray:"#949698",Green:"#00A64F",GreenYellow:"#DFE674",JungleGreen:"#00A99A",Lavender:"#F49EC4",LimeGreen:"#8DC73E",Magenta:"#EC008C",Mahogany:"#A9341F",Maroon:"#AF3235",Melon:"#F89E7B",MidnightBlue:"#006795",Mulberry:"#A93C93",NavyBlue:"#006EB8",OliveGreen:"#3C8031",Orange:"#F58137",OrangeRed:"#ED135A",Orchid:"#AF72B0",Peach:"#F7965A",Periwinkle:"#7977B8",PineGreen:"#008B72",Plum:"#92268F",ProcessBlue:"#00B0F0",Purple:"#99479B",RawSienna:"#974006",Red:"#ED1B23",RedOrange:"#F26035",RedViolet:"#A1246B",Rhodamine:"#EF559F",RoyalBlue:"#0071BC",RoyalPurple:"#613F99",RubineRed:"#ED017D",Salmon:"#F69289",SeaGreen:"#3FBC9D",Sepia:"#671800",SkyBlue:"#46C5DD",SpringGreen:"#C6DC67",Tan:"#DA9D76",TealBlue:"#00AEB3",Thistle:"#D883B7",Turquoise:"#00B4CE",Violet:"#58429B",VioletRed:"#EF58A0",White:"#FFFFFF",WildStrawberry:"#EE2967",Yellow:"#FFF200",YellowGreen:"#98CC70",YellowOrange:"#FAA21A"},getColor:function(a,c){if(!a){a="named"}var b=this["get_"+a];if(!b){this.TEX.Error("Color model '"+a+"' not defined")}return b.call(this,c)},get_rgb:function(b){b=b.split(/,/);var a="#";if(b.length!==3){this.TEX.Error("RGB colors require 3 decimal numbers")}for(var c=0;c<3;c++){if(!b[c].match(/^(\d+(\.\d*)?|\.\d+)$/)){this.TEX.Error("Invalid decimal number")}var d=parseFloat(b[c]);if(d<0||d>1){this.TEX.Error("RGB values must be between 0 and 1")}d=Math.floor(d*255).toString(16);if(d.length<2){d="0"+d}a+=d}return a},get_gray:function(a){if(!a.match(/^(\d+(\.\d*)?|\.\d+)$/)){this.TEX.Error("Invalid decimal number")}var b=parseFloat(a);if(b<0||b>1){this.TEX.Error("Grey-scale values must be between 0 and 1")}b=Math.floor(b*255).toString(16);if(b.length<2){b="0"+b}return"#"+b+b+b},get_named:function(a){if(this.colors[a]){return this.colors[a]}return a}};MathJax.Hub.Register.StartupHook("TeX Jax Ready",function(){var d=MathJax.InputJax.TeX,a=MathJax.ElementJax.mml;var c=d.Stack.Item;var b=MathJax.Extension["TeX/color"];b.TEX=d;d.Definitions.macros.definecolor="DefineColor";d.Definitions.macros.colorbox="ColorBox";d.Definitions.macros.fcolorbox="fColorBox";d.Parse.Augment({Color:function(h){var g=this.GetBrackets(h),e=this.GetArgument(h);e=b.getColor(g,e);var f=c.style().With({styles:{mathcolor:e}});this.stack.env.color=e;this.Push(f)},DefineColor:function(g){var f=this.GetArgument(g),e=this.GetArgument(g),h=this.GetArgument(g);b.colors[f]=b.getColor(e,h)},ColorBox:function(g){var f=this.GetArgument(g),e=this.InternalMath(this.GetArgument(g));this.Push(a.mpadded.apply(a,e).With({mathbackground:b.getColor("named",f),width:"+10px",height:"+5px",depth:"+5px",lspace:"5px"}))},fColorBox:function(h){var i=this.GetArgument(h),g=this.GetArgument(h),e=this.InternalMath(this.GetArgument(h));var f=a.mpadded.apply(a,e).With({mathbackground:b.getColor("named",g),width:"+10px",height:"+5px",depth:"+5px",lspace:"5px"});this.Push(a.mpadded(f).With({mathbackground:b.getColor("named",i),width:"+4px",height:"+2px",depth:"+2px",lspace:"2px"}))}});MathJax.Hub.Startup.signal.Post("TeX color Ready")});MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/color.js");
+
diff --git a/unpacked/extensions/TeX/color.js b/unpacked/extensions/TeX/color.js
@@ -0,0 +1,223 @@
+/*************************************************************
+ *
+ * MathJax/extensions/TeX/color.js
+ *
+ * Implements LaTeX-compatible \color macro rather than MathJax's
+ * original (non-standard) version. It includes the rgb, gray, and
+ * named color models, and the \definecolor macro.
+ *
+ * ---------------------------------------------------------------------
+ *
+ * Copyright (c) 2011 Design Science, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//
+// The configuration defaults, augmented by the user settings
+//
+MathJax.Extension["TeX/color"] = {
+ version: "1.1",
+
+ colors: {
+ Apricot: "#FBB982",
+ Aquamarine: "#00B5BE",
+ Bittersweet: "#C04F17",
+ Black: "#221E1F",
+ Blue: "#2D2F92",
+ BlueGreen: "#00B3B8",
+ BlueViolet: "#473992",
+ BrickRed: "#B6321C",
+ Brown: "#792500",
+ BurntOrange: "#F7921D",
+ CadetBlue: "#74729A",
+ CarnationPink: "#F282B4",
+ Cerulean: "#00A2E3",
+ CornflowerBlue: "#41B0E4",
+ Cyan: "#00AEEF",
+ Dandelion: "#FDBC42",
+ DarkOrchid: "#A4538A",
+ Emerald: "#00A99D",
+ ForestGreen: "#009B55",
+ Fuchsia: "#8C368C",
+ Goldenrod: "#FFDF42",
+ Gray: "#949698",
+ Green: "#00A64F",
+ GreenYellow: "#DFE674",
+ JungleGreen: "#00A99A",
+ Lavender: "#F49EC4",
+ LimeGreen: "#8DC73E",
+ Magenta: "#EC008C",
+ Mahogany: "#A9341F",
+ Maroon: "#AF3235",
+ Melon: "#F89E7B",
+ MidnightBlue: "#006795",
+ Mulberry: "#A93C93",
+ NavyBlue: "#006EB8",
+ OliveGreen: "#3C8031",
+ Orange: "#F58137",
+ OrangeRed: "#ED135A",
+ Orchid: "#AF72B0",
+ Peach: "#F7965A",
+ Periwinkle: "#7977B8",
+ PineGreen: "#008B72",
+ Plum: "#92268F",
+ ProcessBlue: "#00B0F0",
+ Purple: "#99479B",
+ RawSienna: "#974006",
+ Red: "#ED1B23",
+ RedOrange: "#F26035",
+ RedViolet: "#A1246B",
+ Rhodamine: "#EF559F",
+ RoyalBlue: "#0071BC",
+ RoyalPurple: "#613F99",
+ RubineRed: "#ED017D",
+ Salmon: "#F69289",
+ SeaGreen: "#3FBC9D",
+ Sepia: "#671800",
+ SkyBlue: "#46C5DD",
+ SpringGreen: "#C6DC67",
+ Tan: "#DA9D76",
+ TealBlue: "#00AEB3",
+ Thistle: "#D883B7",
+ Turquoise: "#00B4CE",
+ Violet: "#58429B",
+ VioletRed: "#EF58A0",
+ White: "#FFFFFF",
+ WildStrawberry: "#EE2967",
+ Yellow: "#FFF200",
+ YellowGreen: "#98CC70",
+ YellowOrange: "#FAA21A"
+ },
+
+ /*
+ * Look up a color based on its model and definition
+ */
+ getColor: function (model,def) {
+ if (!model) {model = "named"}
+ var fn = this["get_"+model];
+ if (!fn) {this.TEX.Error("Color model '"+model+"' not defined")}
+ return fn.call(this,def);
+ },
+
+ /*
+ * Get an RGB color
+ */
+ get_rgb: function (rgb) {
+ rgb = rgb.split(/,/); var RGB = "#";
+ if (rgb.length !== 3) {this.TEX.Error("RGB colors require 3 decimal numbers")}
+ for (var i = 0; i < 3; i++) {
+ if (!rgb[i].match(/^(\d+(\.\d*)?|\.\d+)$/)) {this.TEX.Error("Invalid decimal number")}
+ var n = parseFloat(rgb[i]);
+ if (n < 0 || n > 1) {this.TEX.Error("RGB values must be between 0 and 1")}
+ n = Math.floor(n*255).toString(16); if (n.length < 2) {n = "0"+n}
+ RGB += n;
+ }
+ return RGB;
+ },
+
+ /*
+ * Get a gray-scale value
+ */
+ get_gray: function (gray) {
+ if (!gray.match(/^(\d+(\.\d*)?|\.\d+)$/)) {this.TEX.Error("Invalid decimal number")}
+ var n = parseFloat(gray);
+ if (n < 0 || n > 1) {this.TEX.Error("Grey-scale values must be between 0 and 1")}
+ n = Math.floor(n*255).toString(16); if (n.length < 2) {n = "0"+n}
+ return "#"+n+n+n;
+ },
+
+ /*
+ * Get a named value
+ */
+ get_named: function (name) {
+ if (this.colors[name]) {return this.colors[name]}
+ return name;
+ }
+
+};
+
+MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
+ var TEX = MathJax.InputJax.TeX,
+ MML = MathJax.ElementJax.mml;
+ var STACKITEM = TEX.Stack.Item;
+ var COLOR = MathJax.Extension["TeX/color"];
+
+ COLOR.TEX = TEX; // for reference in getColor above
+
+ TEX.Definitions.macros.definecolor = "DefineColor";
+ TEX.Definitions.macros.colorbox = "ColorBox";
+ TEX.Definitions.macros.fcolorbox = "fColorBox";
+
+ TEX.Parse.Augment({
+
+ //
+ // Override \color macro definition
+ //
+ Color: function (name) {
+ var model = this.GetBrackets(name),
+ color = this.GetArgument(name);
+ color = COLOR.getColor(model,color);
+ var mml = STACKITEM.style().With({styles:{mathcolor:color}});
+ this.stack.env.color = color;
+ this.Push(mml);
+ },
+
+ //
+ // Define the \definecolor macro
+ //
+ DefineColor: function (name) {
+ var cname = this.GetArgument(name),
+ model = this.GetArgument(name),
+ def = this.GetArgument(name);
+ COLOR.colors[cname] = COLOR.getColor(model,def);
+ },
+
+ //
+ // Produce a text box with a colored background
+ //
+ ColorBox: function (name) {
+ var cname = this.GetArgument(name),
+ arg = this.InternalMath(this.GetArgument(name));
+ this.Push(MML.mpadded.apply(MML,arg).With({
+ mathbackground:COLOR.getColor("named",cname),
+ width: "+10px", height: "+5px", depth: "+5px", lspace: "5px"
+ }));
+ },
+
+ //
+ // Procude a framed text box with a colored background
+ //
+ fColorBox: function (name) {
+ var fname = this.GetArgument(name),
+ cname = this.GetArgument(name),
+ arg = this.InternalMath(this.GetArgument(name));
+ var mml = MML.mpadded.apply(MML,arg).With({
+ mathbackground: COLOR.getColor("named",cname),
+ width: "+10px", height: "+5px", depth: "+5px", lspace: "5px"
+ });
+ // *** FIXME: this should really be a style with border,
+ // but that doesn't work well in HTML-CSS at the moment
+ this.Push(MML.mpadded(mml).With({
+ mathbackground: COLOR.getColor("named",fname),
+ width: "+4px", height: "+2px", depth: "+2px", lspace: "2px"
+ }));
+ }
+
+ });
+
+ MathJax.Hub.Startup.signal.Post("TeX color Ready");
+
+});
+
+MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/color.js");
