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/*
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*******************************************************************
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*******************************************************************
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*
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*
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* KREVERSI
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*
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*
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*******************************************************************
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*
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* A Reversi (or sometimes called Othello) game
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*
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*******************************************************************
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*
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* Created 1997 by Mario Weilguni <mweilguni@sime.com>. This file
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* is ported from Mats Luthman's <Mats.Luthman@sylog.se> JAVA applet.
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* Many thanks to Mr. Luthman who has allowed me to put this port
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* under the GNU GPL. Without his wonderful game engine kreversi
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* would be just another of those Reversi programs a five year old
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* child could beat easily. But with it it's a worthy opponent!
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*
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* If you are interested on the JAVA applet of Mr. Luthman take a
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* look at http://www.sylog.se/~mats/
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*
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*******************************************************************
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*
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* This file is part of the KDE project "KREVERSI"
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*
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* KREVERSI is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* KREVERSI is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with KREVERSI; see the file COPYING. If not, write to
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* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*******************************************************************
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*/
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// The class Game represents a complete or incomplete Othello game. It uses
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// the classes Score and Move (and internally Position).
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// You can make moves, take back one move at a time, reset to initial position
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// and get certain data on the current position.
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// Public functions:
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// public Game()
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// Creates a game with the initial position.
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// public void Reset()
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// Resets to the initial position.
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// public boolean MakeMove(Move m)
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// Makes the move m. Returns false if the move is not legal or when called
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// with a move where the player is Score.NOBODY.
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// public boolean TakeBackMove()
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// Takes back a move. Returns true if not at the initial position.
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// public int GetSquare(int x, int y)
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// Returns the piece at (x, y). Returns Score.NOBODY if the square is not
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// occupied.
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// public int GetScore(int player)
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// Returns the score for player.
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// public Move GetLastMove()
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// Returns the last move. Returns null if at the initial position.
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// public boolean MoveIsLegal(Move m)
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// Checks if move m is legal.
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// public boolean MoveIsPossible(int player)
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// Checks if there is a legal move for player.
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// public boolean MoveIsAtAllPossible()
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// Checks if there are any legal moves at all.
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// public int GetMoveNumber()
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// Returns move number.
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// public int GetWhoseTurn()
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// Returns the player in turn to play (if there are no legal moves
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// Score.NOBODY is returned).
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// public Move[] TurnedByLastMove()
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// Returns a vector of the squares that were changed by the last move.
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// The move that was actually played is at index 0. At the initial
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// position the length of the vector returned is zero. (Could be used
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// for faster updates of a graphical board).
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#ifndef __GAME__H__
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#define __GAME__H__
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#include "Score.h"
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#include "Move.h"
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#include "Position.h"
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class Game {
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public:
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Game();
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~Game();
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void newGame();
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Color color(uint x, uint y) const { return m_position.color(x, y); }
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uint score(Color color) const { return m_position.score(color); }
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Move lastMove() const;
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Move move(uint moveNo) const;
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bool moveIsLegal(SimpleMove &move) const;
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bool moveIsPossible(Color color) const;
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bool moveIsAtAllPossible() const;
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bool doMove(Move &move);
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bool doMove(SimpleMove &move);
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bool undoMove();
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const Position &position() const { return m_position; }
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uint moveNumber() const { return m_moveNumber; }
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Color toMove() const { return m_position.toMove(); }
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// Reversi specific methods
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bool squareModified(uint x, uint y) const;
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bool wasTurned(uint x, uint y) const;
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protected:
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Move m_moves[60];
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Position m_position; // The current position in the game
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uint m_moveNumber;
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};
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#endif
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