model.moves
Class Promotion

java.lang.Object
  model.moves.Move
      model.moves.Promotion

Direct Known Subclasses:

CapturePromotion

public class Promotion
extends Move

Represents the Promotion move. The Move where a pawn reaches the last line of the ChessBoard and can convert to queen, rook, knight or bishop.

Constructor Summary

Promotion(Cell x, Cell y)
constructor: Creates a new Promotion Move.

Method Summary

boolean	move(ChessBoard x) transformer(mutative): Applies a Promotion move on the given ChessBoard.
void	prev(ChessBoard x) transformer(mutative): Takes the ChessBoard a move back.
void	setPromotedTo(Piece what) transformer(mutative):Sets the piece to be promoted to the one passed as argument.
java.lang.String	toString() accessor(selector): Creates a String representation of the Promotion move.

Methods inherited from class model.moves.Move

equals, getFrom, getTo

Methods inherited from class java.lang.Object

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

Constructor Detail

Promotion

public Promotion(Cell x,
                 Cell y)

constructor: Creates a new Promotion Move.
postcondition: Creates a new Promotion Move(this Move happens when a pawn reaches the end of the board).

Parameters:

x - source cell

y - destination cell

Method Detail

move

public boolean move(ChessBoard x)

transformer(mutative): Applies a Promotion move on the given ChessBoard.
postcondition: A promotion move is applied on the ChessBoard.

Overrides:

move in class Move

Parameters:

x - Is the ChessBoard the changes will be applied.

Returns:

true if the move is successfully, false otherwise.

setPromotedTo

public void setPromotedTo(Piece what)

transformer(mutative):Sets the piece to be promoted to the one passed as argument.
postcondition:Sets the newly promoted piece to the one passed as argument

Parameters:

what - The piece to be promoted to.

prev

public void prev(ChessBoard x)

transformer(mutative): Takes the ChessBoard a move back.
postcondition: Does the reverse of the given move, goes from destination Cell back to source Cell.

Overrides:

prev in class Move

Parameters:

x - is the ChessBoard that the changes will be applied.

toString

public java.lang.String toString()

accessor(selector): Creates a String representation of the Promotion move.
postcondition: Creates a String display of Promotion.

Overrides:

toString in class Move

Returns:

A string to show Promotion.