/lenasys/trunk

/*

 * tex.js

 *

 * Copyright (C) 2009-11 by RStudio, Inc.

 *

 * The Initial Developer of the Original Code is

 * Ajax.org B.V.

 * Portions created by the Initial Developer are Copyright (C) 2010

 * the Initial Developer. All Rights Reserved.

 *

 * This program is licensed to you under the terms of version 3 of the

 * GNU Affero General Public License. This program is distributed WITHOUT

 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,

 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the

 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.

 *

 */

define('ace/mode/tex', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/text_highlight_rules', 'ace/mode/tex_highlight_rules', 'ace/mode/matching_brace_outdent'], function(require, exports, module) {

var oop = require("../lib/oop");

var TextMode = require("./text").Mode;

var Tokenizer = require("../tokenizer").Tokenizer;

var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var TexHighlightRules = require("./tex_highlight_rules").TexHighlightRules;

var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;

var Mode = function(suppressHighlighting) {

	if (suppressHighlighting)

    	this.$tokenizer = new Tokenizer(new TextHighlightRules().getRules());

	else

    	this.$tokenizer = new Tokenizer(new TexHighlightRules().getRules());

    this.$outdent = new MatchingBraceOutdent();

};

oop.inherits(Mode, TextMode);

(function() {

   this.getNextLineIndent = function(state, line, tab) {

      return this.$getIndent(line);

   };

   this.allowAutoInsert = function() {

      return false;

   };

}).call(Mode.prototype);

exports.Mode = Mode;

});

define('ace/mode/tex_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/lang', 'ace/mode/text_highlight_rules'], function(require, exports, module) {

var oop = require("../lib/oop");

var lang = require("../lib/lang");

var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var TexHighlightRules = function(textClass) {

    if (!textClass)

        textClass = "text";

    this.$rules = {

        "start" : [

	        {

	            token : "comment",

	            regex : "%.*$"

	        }, {

	            token : textClass, // non-command

	            regex : "\\\\[$&%#\\{\\}]"

	        }, {

	            token : "keyword", // command

	            regex : "\\\\(?:documentclass|usepackage|newcounter|setcounter|addtocounter|value|arabic|stepcounter|newenvironment|renewenvironment|ref|vref|eqref|pageref|label|cite[a-zA-Z]*|tag|begin|end|bibitem)\\b",

               next : "nospell"

	        }, {

	            token : "keyword", // command

	            regex : "\\\\(?:[a-zA-z0-9]+|[^a-zA-z0-9])"

	        }, {

               token : "paren.keyword.operator",

	            regex : "[[({]"

	        }, {

               token : "paren.keyword.operator",

	            regex : "[\\])}]"

	        }, {

	            token : textClass,

	            regex : "\\s+"

	        }

        ],

        "nospell" : [

           {

               token : "comment",

               regex : "%.*$",

               next : "start"

           }, {

               token : "nospell." + textClass, // non-command

               regex : "\\\\[$&%#\\{\\}]"

           }, {

               token : "keyword", // command

               regex : "\\\\(?:documentclass|usepackage|newcounter|setcounter|addtocounter|value|arabic|stepcounter|newenvironment|renewenvironment|ref|vref|eqref|pageref|label|cite[a-zA-Z]*|tag|begin|end|bibitem)\\b"

           }, {

               token : "keyword", // command

               regex : "\\\\(?:[a-zA-z0-9]+|[^a-zA-z0-9])",

               next : "start"

           }, {

               token : "paren.keyword.operator",

               regex : "[[({]"

           }, {

               token : "paren.keyword.operator",

               regex : "[\\])]"

           }, {

               token : "paren.keyword.operator",

               regex : "}",

               next : "start"

           }, {

               token : "nospell." + textClass,

               regex : "\\s+"

           }, {

               token : "nospell." + textClass,

               regex : "\\w+"

           }

        ]

    };

};

oop.inherits(TexHighlightRules, TextHighlightRules);

exports.TexHighlightRules = TexHighlightRules;

});

define('ace/mode/matching_brace_outdent', ['require', 'exports', 'module' , 'ace/range'], function(require, exports, module) {

var Range = require("../range").Range;

var MatchingBraceOutdent = function() {};

(function() {

    this.checkOutdent = function(line, input) {

        if (! /^\s+$/.test(line))

            return false;

        return /^\s*\}/.test(input);

    };

    this.autoOutdent = function(doc, row) {

        var line = doc.getLine(row);

        var match = line.match(/^(\s*\})/);

        if (!match) return 0;

        var column = match[1].length;

        var openBracePos = doc.findMatchingBracket({row: row, column: column});

        if (!openBracePos || openBracePos.row == row) return 0;

        var indent = this.$getIndent(doc.getLine(openBracePos.row));

        doc.replace(new Range(row, 0, row, column-1), indent);

    };

    this.$getIndent = function(line) {

        return line.match(/^\s*/)[0];

    };

}).call(MatchingBraceOutdent.prototype);

exports.MatchingBraceOutdent = MatchingBraceOutdent;

});