pushers
Class PBoard

java.lang.Object
  boardgame.Board
      pushers.PBoard

All Implemented Interfaces:

java.lang.Cloneable

public class PBoard
extends Board

Pushers board representation. The board is represented as a one dimensional array with a coord in the i-th row and j-th column at index (i-1) * SIZE + (j-1).

Field Summary

static int	BLACK
static int	BLACK_PUSHER
protected int[]	data
static int	EMPTY
static int	MAX_TURNS Maximum number of turns before a draw.
protected int[]	numPusheePieces
protected int[]	numPusherPieces
static int	PUSHER
static int	SIZE Board size
protected int	turn
protected int	turnCount
static int	WHITE
static int	WHITE_PUSHER
protected int	winner

Fields inherited from class boardgame.Board

BOARD, DRAW, NOBODY

Constructor Summary

PBoard()
Returns a board in the starting position.

PBoard(PBoard bb)
Returns a deep copy of another board.

Method Summary

java.lang.Object	clone() Return a copy of this board
BoardPanel	createBoardPanel() Return a custom BoardPanel so that we can accept user input
void	forceWinner(int win) Set a winner without finishing the game.
int[]	getBoardData() Get the array containing the board data directly
int	getCol(int coord)
int	getCoord(int row, int col) Convert between array index and (row,col) pairs
int	getIDForName(java.lang.String s) Get the player ID corresponding to name
java.lang.String	getNameForID(int p) Get the name corresponding to a player ID.
int	getNumberOfPlayers() Get the number of players.
int	getNumPusheePieces(int playerID) Return the number of pushee pieces for a player.
int	getNumPusherPieces(int playerID) Return the number of pusher pieces for a player.
int	getPieceAt(int index) Get the value at a position: return BLACK, WHITE or EMPTY.
int	getPieceAt(int row, int col)
int	getRow(int coord)
int	getTurn() Return the next player.
int	getTurnsPlayed() Get the number of turns played.
int	getWinner() Return winner colour, DRAW or NOBODY if no winner yet.
boolean	isLegal(int player, int orig, int dest) Verify legality of a move.
boolean	isLegal(Move mm) Verify legality of a move.
void	move(int player, int orig, int dest) Execute a move.
void	move(Move mm) Execute a move.
void	moveFast(int player, int orig, int dest) Execute a move without checking legality.
Move	parseMove(java.lang.String str) Parse a move from a string
java.lang.String	toString() String representation of a board

Methods inherited from class boardgame.Board

filterMove, getBoardMove

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

SIZE

public static final int SIZE

Board size

See Also:

Constant Field Values

MAX_TURNS

public static final int MAX_TURNS

Maximum number of turns before a draw.

See Also:

Constant Field Values

EMPTY

public static final int EMPTY

See Also:

Constant Field Values

WHITE

public static final int WHITE

See Also:

Constant Field Values

BLACK

public static final int BLACK

See Also:

Constant Field Values

WHITE_PUSHER

public static final int WHITE_PUSHER

See Also:

Constant Field Values

BLACK_PUSHER

public static final int BLACK_PUSHER

See Also:

Constant Field Values

PUSHER

public static final int PUSHER

See Also:

Constant Field Values

data

protected final int[] data

turn

protected int turn

winner

protected int winner

turnCount

protected int turnCount

numPusherPieces

protected int[] numPusherPieces

numPusheePieces

protected int[] numPusheePieces

Constructor Detail

PBoard

public PBoard()

Returns a board in the starting position.

PBoard

public PBoard(PBoard bb)

Returns a deep copy of another board.

Method Detail

getBoardData

public int[] getBoardData()

Get the array containing the board data directly

getPieceAt

public int getPieceAt(int index)

Get the value at a position: return BLACK, WHITE or EMPTY. This used 0-based coordinates.

getPieceAt

public int getPieceAt(int row,
                      int col)

getCoord

public int getCoord(int row,
                    int col)

Convert between array index and (row,col) pairs

getRow

public int getRow(int coord)

getCol

public int getCol(int coord)

getNumPusherPieces

public int getNumPusherPieces(int playerID)

Return the number of pusher pieces for a player.

getNumPusheePieces

public int getNumPusheePieces(int playerID)

Return the number of pushee pieces for a player.

getWinner

public int getWinner()

Return winner colour, DRAW or NOBODY if no winner yet.

Specified by:

getWinner in class Board

forceWinner

public void forceWinner(int win)

Set a winner without finishing the game.

Specified by:

forceWinner in class Board

getTurn

public int getTurn()

Return the next player.

Specified by:

getTurn in class Board

getTurnsPlayed

public int getTurnsPlayed()

Get the number of turns played.

Specified by:

getTurnsPlayed in class Board

isLegal

public boolean isLegal(Move mm)

Verify legality of a move. This depends on the current turn.

isLegal

public boolean isLegal(int player,
                       int orig,
                       int dest)

Verify legality of a move. This depends on the current turn.

move

public void move(Move mm)
          throws java.lang.IllegalArgumentException

Execute a move.

Specified by:

move in class Board

Throws:

java.lang.IllegalArgumentException

move

public void move(int player,
                 int orig,
                 int dest)
          throws java.lang.IllegalArgumentException

Execute a move.

Throws:

java.lang.IllegalArgumentException

moveFast

public void moveFast(int player,
                     int orig,
                     int dest)

Execute a move without checking legality.

clone

public java.lang.Object clone()

Return a copy of this board

Specified by:

clone in class Board

toString

public java.lang.String toString()

String representation of a board

Overrides:

toString in class java.lang.Object

getNameForID

public java.lang.String getNameForID(int p)

Description copied from class: Board

Get the name corresponding to a player ID. This function should also return an appropriate string for the value Board.BOARD if the board actions mechanism is used.

Specified by:

getNameForID in class Board

getIDForName

public int getIDForName(java.lang.String s)

Description copied from class: Board

Get the player ID corresponding to name

Specified by:

getIDForName in class Board

getNumberOfPlayers

public int getNumberOfPlayers()

Description copied from class: Board

Get the number of players. This must correspond to the number of player IDs!

Specified by:

getNumberOfPlayers in class Board

parseMove

public Move parseMove(java.lang.String str)
               throws java.lang.NumberFormatException,
                      java.lang.IllegalArgumentException

Description copied from class: Board

Parse a move from a string

Specified by:

parseMove in class Board

Throws:

java.lang.NumberFormatException

java.lang.IllegalArgumentException

createBoardPanel

public BoardPanel createBoardPanel()

Return a custom BoardPanel so that we can accept user input

Overrides:

createBoardPanel in class Board