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/*
* Spider-Arachnid: A plugin for the Video Disk Recorder
*
* Copyright (C) 2005-2007, Thomas Günther <tom@toms-cafe.de>
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* $Id: history.h 87 2007-06-22 22:37:36Z tom $
*/
#ifndef VDR_SPIDER_HISTORY_H
#define VDR_SPIDER_HISTORY_H
#include "spider.h"
class Pack;
class Pile;
typedef Array<Pile*> Piles;
class FinalHeap;
class Move;
typedef Vector<Move*> Moves;
/** --- class History ------------------------------------------------------ **/
class History
{
private:
Moves history;
unsigned int executed;
public:
/** Constructor */
History();
/** Destructor */
~History();
/** Current move in the history */
Move* current();
/** Add a new move */
void add(Move* move);
/** Set previous move as current */
void backward();
/** Set next move as current */
void forward();
/** Are there executed moves in the history */
bool movesExecuted();
/** Are there moves to execute in the history */
bool movesToExecute();
};
/** --- base class Move ---------------------------------------------------- **/
class Move
{
public:
/** Destructor */
virtual ~Move() {};
/** Do the move */
virtual void execute() = 0;
/** Redo the move */
virtual void takeBack() = 0;
};
/** --- class DealMove ----------------------------------------------------- **/
class DealMove : public Move
{
private:
Pack* source;
Piles& destination;
public:
/** Constructor */
DealMove(Pack* s, Piles& d);
/** Do the move */
void execute();
/** Redo the move */
void takeBack();
};
/** --- class NormalMove --------------------------------------------------- **/
class NormalMove : public Move
{
private:
Pile* source;
Pile* destination;
int count;
bool turn;
public:
/** Constructor */
NormalMove(Pile* s, Pile* d, int c, bool t);
/** Do the move */
void execute();
/** Redo the move */
void takeBack();
};
/** --- class FinalMove ---------------------------------------------------- **/
class FinalMove : public Move
{
private:
Pile* source;
FinalHeap* destination;
int count;
bool turn;
bool bonus;
public:
/** Constructor */
FinalMove(Pile* s, FinalHeap* d, int c, bool t, bool b);
/** Do the move */
void execute();
/** Redo the move */
void takeBack();
};
#endif // VDR_SPIDER_HISTORY_H
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