Package com.barrybecker4.game.twoplayer.gomoku

Class GoMokuBoard

java.lang.Object

com.barrybecker4.game.common.board.Board<M>

com.barrybecker4.game.twoplayer.common.TwoPlayerBoard<TwoPlayerMove>

com.barrybecker4.game.twoplayer.gomoku.GoMokuBoard

All Implemented Interfaces:

IBoard<TwoPlayerMove>, IRectangularBoard<TwoPlayerMove>

Direct Known Subclasses:

TicTacToeBoard

public class GoMokuBoard
extends TwoPlayerBoard<TwoPlayerMove>

Representation of a GoMoku Game Board.

Field Summary

Fields inherited from class com.barrybecker4.game.common.board.Board

positions_

Constructor Summary

Constructors

Modifier	Constructor	Description
	GoMokuBoard()	default constructor
	GoMokuBoard(int numRows, int numCols)	Constructor
protected	GoMokuBoard(GoMokuBoard pb)

Method Summary

Modifier and Type	Method	Description
GoMokuBoard	copy()	We should be able to create a deep copy of ourselves
CandidateMoves	getCandidateMoves()
int	getMaxNumMoves()	There can be no more than this many moves in a game In many games, it is not just the number of squares.
int	getNumPositionStates()	Num different states.
protected void	undoInternalMove(TwoPlayerMove move)	For gomoku, undoing a move is just changing that space back to a blank.

Methods inherited from class com.barrybecker4.game.twoplayer.common.TwoPlayerBoard

getStateIndex, makeInternalMove, makeMoves, toString

Methods inherited from class com.barrybecker4.game.common.board.Board

equals, getMoveList, getNumCols, getNumRows, getPosition, getPosition, getPositionPrototype, getTypicalNumMoves, hashCode, inBounds, isInCorner, isOnEdge, makeMove, reset, setPosition, setSize, undoMove

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

GoMokuBoard

public GoMokuBoard(int numRows,
                   int numCols)

Constructor

Parameters:

numRows - num rows

numCols - num cols

GoMokuBoard

public GoMokuBoard()

default constructor

GoMokuBoard

protected GoMokuBoard(GoMokuBoard pb)

Method Detail

copy

public GoMokuBoard copy()

Description copied from interface: IRectangularBoard

We should be able to create a deep copy of ourselves

Specified by:

copy in interface IBoard<TwoPlayerMove>

Specified by:

copy in interface IRectangularBoard<TwoPlayerMove>

Specified by:

copy in class TwoPlayerBoard<TwoPlayerMove>

Returns:

deep copy of the board.

getMaxNumMoves

public int getMaxNumMoves()

Description copied from interface: IRectangularBoard

There can be no more than this many moves in a game In many games, it is not just the number of squares. the main purpose of this function is to avoid cases where a game can go on forever by making repeat moves.

Returns:

upper limit on the number of moves that the board can support

getCandidateMoves

public CandidateMoves getCandidateMoves()

undoInternalMove

protected void undoInternalMove(TwoPlayerMove move)

For gomoku, undoing a move is just changing that space back to a blank.

Specified by:

undoInternalMove in class Board<TwoPlayerMove>

Parameters:

move - the move to undo

getNumPositionStates

public int getNumPositionStates()

Num different states. This is used primarily for the Zobrist hash. You do not need to override if yo udo not use it. States: player1, player2, empty.

Specified by:

getNumPositionStates in class TwoPlayerBoard<TwoPlayerMove>

Returns:

number of different states this position can have.