---

movements.h

/*
 *   EasySok --- A(nother) sokoban game for KDE.
 *
 *   Copyright (C) 2001 by Ralf Schmelter (ralfs@pc2a.chemie.uni-dortmund.de).
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2 as
 *   published by the Free Software Foundation.
 *
 *   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, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */


#ifndef EASYSOK_MOVEMENTS_INC_GUARD_H
#define EASYSOK_MOVEMENTS_INC_GUARD_H


#include <vector>

#include <qpoint.h>
#include <qregexp.h>

#include "move.h"


class QDataStream;
class QStringList;




class Movements
{

public:

    Movements();


    Movements(std::vector<Move> const & moves);


    Movements(QDataStream & stream);


    Movements(QPoint keeper_start, QStringList & lines);


    bool isEmpty() const;


    int numberOfMoves() const;


    void setToFirstPosition();


    void setToLastPosition();


    bool hasNextMove() const;


    Move peekNextMove() const;


    Move nextMove();


    bool hasPrevMove() const;


    Move peekPrevMove() const;


    Move prevMove();


    Move const & move(int index) const;


    void addMove(Move const & move);


    void addMovements(Movements const & moves);


    void truncateToCurrent();


    int movePointer() const;


    void setMovePointer(int move_pointer);


    void reverse();


    Movements gemMovesToKeeperMoves(QPoint const & keeper, bool retro_mode = false) const;


    QString toText() const;


    void writeToStream(QDataStream & stream) const;


    int moves() const;


    int pushes() const;


    int linearPushes() const;


    int gemChanges() const;


    bool operator == (Movements const & other_moves) const;


    bool operator != (Movements const & other_moves) const;


private:

    std::vector<Move> m_moves;


    size_t m_pos;


    static QRegExp s_moves_regexp;
};


#endif

---