/** This method clears the valid squares of both players and resets the squares for each
* piece of both players after a round. It also gets the squares the king is unable to move
* because the king is not allowed to move into check.
* @author Thomas Hooper
* @date March 2019
*/
public void CalculateValidSquares()
{
WhitePlayer.ValidSquares.Clear();
WhitePlayer.AttackSquares.Clear();
BlackPlayer.ValidSquares.Clear();
BlackPlayer.AttackSquares.Clear();
foreach (Piece p in WhitePlayer.Pieces)
{
p.SetValidSquares(ChessBoard);
WhitePlayer.ValidSquares.AddRange(p.ValidSquares);
WhitePlayer.AttackSquares.AddRange(p.AttackingSquares);
}
foreach (Piece p in BlackPlayer.Pieces)
{
p.SetValidSquares(ChessBoard);
BlackPlayer.ValidSquares.AddRange(p.ValidSquares);
BlackPlayer.AttackSquares.AddRange(p.AttackingSquares);
}
King wk = (King)WhitePlayer.Pieces.Find(x => x is King);
King bk = (King)BlackPlayer.Pieces.Find(x => x is King);
wk.SetInvalidSquares(BlackPlayer);
bk.SetInvalidSquares(WhitePlayer);
if (BlackPlayer.AttackSquares.Exists(x => x.Row == wk.Row && x.Column == wk.Column))
{
WhitePlayer.Check = true;
}
else
{
WhitePlayer.Check = false;
}
if (WhitePlayer.AttackSquares.Exists(x => x.Row == bk.Row && x.Column == bk.Column))
{
BlackPlayer.Check = true;
}
else
{
BlackPlayer.Check = false;
}
if (ComputerPlayer != null)
{
if (ComputerPlayer.Color == Turn)
{
ComputerPlayer.GenerateMoves(HumanPlayer, ChessBoard, PreviousMove);
}
}
}
