Board Class Reference

Represents the game board. More...

Collaboration diagram for Board:

Public Member Functions
	Board (int rows=6, int cols=7, int piecesInSequence=4, int roundPieces=10, int squarePieces=11)
	Creates a new board. More...
int	DoMove (PShape shape, int col)
	Make a move, return row More...
Move	UndoMove ()
	Undo last move. More...
Winner	CheckWinner (Pos[] solution=null)
	Check if there is a winner. More...
Board	Copy ()
	Returns a copy of this board which can be freely modified by the AI in a different thread. More...
int	PieceCount (PColor color, PShape shape)
	Get number of remaining pieces with the given color and shape. More...
bool	IsColumnFull (int col)
	Is the specified column full? More...

Public Attributes
readonly int	rows
	Number of rows in the board. More...
readonly int	cols
	Number of columns in the board. More...
readonly int	piecesInSequence
	How many pieces in sequence to find a winner. More...
readonly int	roundPieces
	Initial number of round pieces for each player. More...
readonly int	squarePieces
	Initial number of square pieces for each player. More...
readonly IEnumerable< IEnumerable< Pos > >	winCorridors
	Array of win corridors, which can be used for building an heuristic. More...

Properties
Piece?	this[int row, int col] [get]
	Read-only indexer for allowing the board contents to be accessed by external code. More...
PColor	Turn [get]
	Who's turn is it? More...

Detailed Description

Represents the game board.

Constructor & Destructor Documentation

Board()

Board ( int  rows = 6, int  cols = 7, int  piecesInSequence = 4, int  roundPieces = 10, int  squarePieces = 11  )

inline

Creates a new board.

Parameters

rows	Number of rows.
cols	Number of columns.
piecesInSequence	Number of required pieces in a row for player to win.
roundPieces	Initial number of round pieces per player.
squarePieces	Initial number of square pieces per player.

Member Function Documentation

CheckWinner()

Winner CheckWinner ( Pos[]  solution = null )

inline

Check if there is a winner.

Parameters

solution

Optional parameter where solution will be placed if there is a winner.

Returns

The Winner of the current game, if any.

Copy()

Board Copy ( )

inline

Returns a copy of this board which can be freely modified by the AI in a different thread.

Returns

A copy of this board.

DoMove()

int DoMove ( PShape  shape, int  col  )

inline

Make a move, return row

Parameters

shape	Shape of piece used in move (color is obtained from Turn).
col	Column where to drop piece.

Returns

Row where piece was placed or -1 if move is invalid.

Exceptions

InvalidOperationException

Thrown when: col is not a valid column. Game is already over when this method is invoked. There are no more pieces of the specified type available.

IsColumnFull()

bool IsColumnFull

(

int

col

)

Is the specified column full?

Parameters

col	The column to check if it's full.

Returns

true if the column is full, false otherwise.

PieceCount()

int PieceCount	(	PColor	color,
		PShape	shape
	)

Get number of remaining pieces with the given color and shape.

Parameters

color	Pieces color.
shape	Pieces shape.

Returns

Number of remaining pieces with the given color and shape.

UndoMove()

Move UndoMove ( )

inline

Undo last move.

Returns

The Move that was undone.

Member Data Documentation

cols

readonly int cols

Number of columns in the board.

piecesInSequence

readonly int piecesInSequence

How many pieces in sequence to find a winner.

roundPieces

readonly int roundPieces

Initial number of round pieces for each player.

rows

readonly int rows

Number of rows in the board.

squarePieces

readonly int squarePieces

Initial number of square pieces for each player.

winCorridors

readonly IEnumerable<IEnumerable<Pos> > winCorridors

Array of win corridors, which can be used for building an heuristic.

Property Documentation

this[int row, int col]

Piece? this[int row, int col]

get

Read-only indexer for allowing the board contents to be accessed by external code.

Parameters

row	Board row to access.
col	Board column to access.

Returns

The piece in the specified board position, or null if no piece is in the given position.

Exceptions

IndexOutOfRangeException

Thrown when the given position is invalid (outside the board).

Turn

PColor Turn

get

Who's turn is it?

The color of the player who's currently playing.

---

The documentation for this class was generated from the following file:

• Board.cs