model.moves
Class Move

java.lang.Object
  model.moves.Move

Direct Known Subclasses:

Capture, Castling, Promotion

public class Move
extends java.lang.Object

Represents a move on the chessboard.

Constructor Summary

Move(Cell a, Cell b)
constructor: Creates a Move based on the two given cells.

Method Summary

boolean	equals(java.lang.Object other) accessor(observer): Returns a boolean value on whether the object passed as parameter is equal with the object it is called from.
Cell	getFrom() accessor(selector): Returns the source cell of the given Move.
Cell	getTo() accessor(selector): Returns the destination cell of the given Move.
boolean	move(ChessBoard x) Given a ChessBoard and a Move(this), applies the given Move on the chess board.
void	prev(ChessBoard x) Given a ChessBoard performs a reverse Move.
java.lang.String	toString() accessor(selector): Returns the String representation of the given move.

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Move

public Move(Cell a,
            Cell b)
     throws IllegalCellException

constructor: Creates a Move based on the two given cells.
A Move is characterized by it's source and destination coordinates, that's why the Move constructor takes two Cell(s) as parameters.
precondition: Parameters cannot be equal.
postcondition: Creates a new Move depending on the source and destination cells.

Parameters:

a - source cell

b - destination cell

Throws:

IllegalCellException - if Cell(s) don't correspond to valid Cell(s) or are equal.

See Also:

Cell

Method Detail

getFrom

public Cell getFrom()

accessor(selector): Returns the source cell of the given Move.
postcondition: Retrieves the source cell.

Returns:

the source cell of the Move

getTo

public Cell getTo()

accessor(selector): Returns the destination cell of the given Move.
postcondition: Returns the destination cell of a Move.

Returns:

the destination cell of the Move

move

public boolean move(ChessBoard x)

Given a ChessBoard and a Move(this), applies the given Move on the chess board.
postcondition: Applies the certain Move on a chess board.

Parameters:

x - the ChessBoard that the Move is applied on.

Returns:

true if move was successfully performed, false otherwise

prev

public void prev(ChessBoard x)

Given a ChessBoard performs a reverse Move. Goes from destination to source.
postcondition: Goes one Move back on a chess board.

Parameters:

x - ChessBoard that previous Move is applied on.

toString

public java.lang.String toString()

accessor(selector): Returns the String representation of the given move.
postcondition: Returns a String display of the given Move.

Overrides:

toString in class java.lang.Object

Returns:

String representation of a Move.

equals

public boolean equals(java.lang.Object other)

accessor(observer): Returns a boolean value on whether the object passed as parameter is equal with the object it is called from.
postcondition: Overrides Object's equals, returns true if objects are equal false otherwise.

Overrides:

equals in class java.lang.Object

Parameters:

other - Object to be compared with