tokenizer.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef COMMON_TOKENIZER_H
#define COMMON_TOKENIZER_H

#include "common/scummsys.h"
#include "common/str-array.h"

namespace Common {

class StringTokenizer {
public:
    StringTokenizer(const String &str, const String &delimiters = " \t\r\n\f\v");
    void reset();       
    bool empty() const; 
    String nextToken(); 
    StringArray split(); 

    String delimitersAtTokenBegin() const; 
    String delimitersAtTokenEnd() const;   

private:
    const String _str;        
    const String _delimiters; 
    uint         _tokenBegin; 
    uint         _tokenEnd;   
};

class U32StringTokenizer {
public:
    U32StringTokenizer(const U32String &str, const String &delimiters = " \t\r\n\f\v");
    void reset();       
    bool empty() const; 
    U32String nextToken(); 
    U32StringArray split(); 

    U32String delimitersAtTokenBegin() const; 
    U32String delimitersAtTokenEnd() const;   

private:
    const U32String _str;        
    const String    _delimiters; 
    U32String::const_iterator            _tokenBegin; 
    U32String::const_iterator            _tokenEnd;   
};

} // End of namespace Common

#endif