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/**
* knight class show the knight's moves that is like L
*@author kimiadorani
*@version 1.0
*@since 2019-5-7
*/
public class Knight extends Piece {
public Knight(Cell cell, PieceColor pieceColor) {
super(cell, pieceColor) ;
}
@Override
public boolean isValidMove(Cell c, Cell board[][], Piece pw[], Piece pb[]) {
if (super.isDeleted()) return false ;
int sw=0 ;
if (super.getPieceColor() == PieceColor.BLACK) {
for (Piece p:pw) {
if (!p.isDeleted() && p.getCell().getRow()==c.getRow() && p.getCell().getCol()==c.getCol()) sw=1 ;
}
}
else {
for (Piece p:pb) {
if (!p.isDeleted() && p.getCell().getRow()==c.getRow() && p.getCell().getCol()==c.getCol()) sw=1 ;
}
}
return ( (
(Math.abs(this.getCell().getCol()-c.getCol()) + Math.abs(this.getCell().getRow() - c.getRow()) == 3) &&
(Math.abs(this.getCell().getCol()-c.getCol()) != 0 && Math.abs(this.getCell().getRow() - c.getRow()) != 0)
)
&& (c.isEmpty() || (!c.isEmpty() && sw==1))
) ;
}
}