Source-highlight Library
/home/bettini/work/source-highlight/src-highlite/lib/srchilite/chartranslator.h
00001 /*
00002  * Copyright (C) 1999-2009  Lorenzo Bettini, http://www.lorenzobettini.it
00003  *
00004  * This program is free software; you can redistribute it and/or modify
00005  * it under the terms of the GNU General Public License as published by
00006  * the Free Software Foundation; either version 3 of the License, or
00007  * (at your option) any later version.
00008  *
00009  * This program is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  * GNU General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU General Public License
00015  * along with this program; if not, write to the Free Software
00016  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017  *
00018  */
00019 
00020 #ifndef _CHARTRANSLATOR_H
00021 #define _CHARTRANSLATOR_H
00022 
00023 #define NUM_OF_CHARS 256
00024 
00025 #include <string>
00026 #include <boost/regex.hpp>
00027 
00028 #include "preformatter.h"
00029 
00030 namespace srchilite {
00031 
00039 class CharTranslator: public PreFormatter {
00040 protected:
00042     unsigned int counter;
00044     std::string translation_exp;
00046     std::string translation_format;
00048     boost::regex *reg_exp;
00050     bool bol;
00051 
00057     virtual const std::string doPreformat(const std::string &text);
00058 
00059 public:
00063     CharTranslator(PreFormatterPtr f = PreFormatterPtr());
00064     virtual ~CharTranslator();
00065 
00071     void set_translation(const std::string &s1, const std::string &s2);
00072 
00077     const std::string toString() const {
00078         return translation_exp + " -> " + translation_format;
00079     }
00080 };
00081 
00082 typedef boost::shared_ptr<CharTranslator> CharTranslatorPtr;
00083 
00084 }
00085 
00086 #endif // _CHARTRANSLATOR_H