/// <summary>
/// The user has released a dragged piece. Verify that its a legal move, if so perform the move and perform the next move if appropriate mode.
/// </summary>
/// <param name="piece"></param>
private void _pieceUp(cgChessPieceScript piece)
{
if (_downPiece != null)
{
if (playerCanMove || Mode == BoardMode.PlayerVsPlayer)
{
cgSimpleMove legalMove = null;
cgSquareScript closestSquare = _findSquareAt(_downPiece.transform.position);
List <cgSimpleMove> legalMoves = _abstractBoard.findLegalMoves(whiteTurnToMove);
foreach (cgSimpleMove move in legalMoves)
{
if (cgGlobal.SquareNames[move.from] == _downPiece.square.uniqueName && cgGlobal.SquareNames[move.to] == closestSquare.uniqueName)
{
legalMove = move;
}
}
//test legality of move here.
if (legalMove != null && _abstractBoard.verifyLegality(legalMove))
{
//piece.moveToSquare(closestSquare);
_makeMove(legalMove);
if (Mode == BoardMode.PlayerVsEngine)
{
_engine.MakeMove(_abstractBoard, false, _engineCallback);
}
else if (Mode == BoardMode.EngineVsPlayer)
{
_engine.MakeMove(_abstractBoard, true, _engineCallback);
}
}
else
{
piece.moveToSquare(piece.square);
}
}
else
{
piece.moveToSquare(piece.square);
}
_downPiece = null;
}
else
{
piece.moveToSquare(piece.square);
_downPiece = null;
}
if (highlightLastMove)
{//revert colors if highlighting is active
foreach (cgSquareScript square in _squares)
{
square.changeColor(square.startColor);
}
}
}
/// <summary>
/// Peform the provided move on the visual board and the abstract board, with no legality checks - thus should be performed prior to calling this.
/// </summary>
/// <param name="move"></param>
private void _makeMove(cgSimpleMove move)
{
UnityEngine.Debug.Log("White: " + _abstractBoard.whiteTurnToMove);
movesMade++;
playSound(moveSound);
_abstractBoard.move(move);
_writeLog(move);
//_abstractBoard.debugReadBoard();
if (_getPieceOn(_abstractBoard.SquareNames[move.to]) != null && !(move is cgCastlingMove))
{
_setDeadPiece(_getPieceOn(_abstractBoard.SquareNames[move.to]));
}
cgChessPieceScript piece = _getPieceOn(_abstractBoard.SquareNames[move.from]);
if (move.queened)
{
piece.SetType(_abstractBoard.squares[move.to] > 0 ? cgChessPieceScript.Type.WhiteQueen : cgChessPieceScript.Type.BlackQueen);
}
if (move is cgCastlingMove)
{
cgChessPieceScript piece2 = _getPieceOn(_abstractBoard.SquareNames[(move as cgCastlingMove).secondFrom]);
if (piece2)
{
piece2.moveToSquare(_getSquare(_abstractBoard.SquareNames[(move as cgCastlingMove).secondTo]));
}
}
else if (move is cgEnPassantMove)
{
cgChessPieceScript piece2 = _getPieceOn(_abstractBoard.SquareNames[(move as cgEnPassantMove).attackingSquare]);
piece2.dead = true;
}
piece.moveToSquare(_getSquare(_abstractBoard.SquareNames[move.to]));
whiteTurnToMove = _abstractBoard.whiteTurnToMove;
_checkGameOver();
if (highlightLastMove)
{
//Color copyFrom = _getSquare(cgGlobal.SquareNames[move.to]).startColor;
Color color = _getSquare(_abstractBoard.SquareNames[move.to]).recentMoveColor;
_getSquare(_abstractBoard.SquareNames[move.to]).highlightTemporarily(color);
}
//Debug.Log("making move. " + _abstractBoard.whiteTurnToMove+" moves "+_abstractBoard.moves.Count);
//UnityEngine.Debug.Log("Time elapsed: " + stopwatch.Elapsed);
if (Mode == BoardMode.EngineVsEngine)
{
MakeEngineMove(_abstractBoard.duplicate(), _abstractBoard.whiteTurnToMove, _engineCallback);
}
}
/// <summary>
/// Peform the provided move on the visual board and the abstract board, with no legality checks - thus should be performed prior to calling this.
/// </summary>
/// <param name="move"></param>
private void _makeMove(cgSimpleMove move)
{
//Debug.Log("making move:" + cgGlobal.MoveToString(move));
movesMade++;
playSound(moveSound);
_abstractBoard.move(move);
_writeLog(move);
//_abstractBoard.debugReadBoard();
if (_getPieceOn(cgGlobal.SquareNames[move.to]) != null)
{
_setDeadPiece(_getPieceOn(cgGlobal.SquareNames[move.to]));
}
cgChessPieceScript piece = _getPieceOn(cgGlobal.SquareNames[move.from]);
piece.moveToSquare(_getSquare(cgGlobal.SquareNames[move.to]));
if (move.promoted)
{
piece.SetType(_abstractBoard.squares[move.to] > 0 ? cgChessPieceScript.Type.WhiteQueen : cgChessPieceScript.Type.BlackQueen);
}
if (move is cgCastlingMove)
{
cgChessPieceScript piece2 = _getPieceOn(cgGlobal.SquareNames[(move as cgCastlingMove).secondFrom]);
if (piece2)
{
piece2.moveToSquare(_getSquare(cgGlobal.SquareNames[(move as cgCastlingMove).secondTo]));
}
}
else if (move is cgEnPassantMove)
{
cgChessPieceScript piece2 = _getPieceOn(cgGlobal.SquareNames[(move as cgEnPassantMove).attackingSquare]);
piece2.dead = true;
}
whiteTurnToMove = _abstractBoard.whiteTurnToMove;
_checkGameOver();
if (highlightLastMove)
{
//Color copyFrom = _getSquare(cgGlobal.SquareNames[move.to]).startColor;
Color color = _getSquare(cgGlobal.SquareNames[move.to]).recentMoveColor;
_getSquare(cgGlobal.SquareNames[move.to]).highlightTemporarily(color);
}
}