/// <summary>
/// Return the move in a SAN friendly format
/// </summary>
/// <returns>SAN engine-friendly format e.g. e2e4 or d7d8q, etc</returns>
public override string ToString()
{
string result = String.Concat(startSquare.File.ToString(), startSquare.Rank.ToString(),
endSquare.File.ToString(), endSquare.Rank.ToString());
if (IsPromotion)
{
result = String.Concat(result, ChessGame.PieceClassToPromotionChar(promotionClass));
}
return(result);
}
/// <summary>
/// Starts a new game if an engine is loaded
/// </summary>
private void NewGame(TypeGame typeofgame, string fen, PieceColor playerColor, int engineThinkTimeInMs)
{
if (fullPathToChessExe != null)
{
chessGame?.StopEngineSelfPlay();
// Resize the form if needed
Size gameSize = ChessGame.RequestedSize;
ClientSize = gameSize;
textBoxMoveHistory.Location = new Point(ClientSize.Width - ChessBoardView.MoveHistoryWidthInPixels - 25, 75);
textBoxMoveHistory.Height = ChessBoardView.BoardSizeInPixels / 2;
textBoxMoveHistory.Width = ChessBoardView.MoveHistoryWidthInPixels;
textBoxMoveHistory.Font = new Font("Segoe UI", 8);
textBoxMoveHistory.Text = String.Empty;
// Old game is dead to us
if (chessGame != null)
{
chessGame.OnChessGameSelfPlayGameOver -= ChessGameSelfPlayGameOverEventHandler;
chessGame.OnChessGameNormalPlayGameOver -= ChessGameNormalPlayGameOverEventHandler;
}
chessGame?.Dispose();
// Now we have the engine path, so create an instance of the game class
ChessEngineProcessLoader loader = new ChessEngineProcessLoader();
chessGame = new ChessGame(view, fullPathToChessExe, loader, reduceEngineStrength, Thread.CurrentThread.CurrentCulture);
chessGame.OnChessGameSelfPlayGameOver += ChessGameSelfPlayGameOverEventHandler;
chessGame.OnChessGameNormalPlayGameOver += ChessGameNormalPlayGameOverEventHandler;
if (fen == String.Empty)
{
chessGame.NewGame(typeofgame, playerColor, engineThinkTimeInMs);
}
else
{
chessGame.NewPosition(typeofgame, playerColor, fen, engineThinkTimeInMs);
}
// Trigger Paint event (draws the initial board)
Invalidate();
}
else
{
// No engine loaded, so no new game can be created. Inform the user
MessageBox.Show(this, Properties.Resources.ErrorNoEngineLoaded, Properties.Resources.ErrorTitle,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}