public void GameStateChanged(BoardState state) { SquareView squareView = null; ResetBoardColor(); switch (state) { case BoardState.Normal: if (_lastChangedSquareView != null) { ResetSquareViewColor(_lastChangedSquareView); } break; case BoardState.WhiteCheck: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.White); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.Validation5"); break; case BoardState.BlackCheck: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.Black); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.Validation5"); break; case BoardState.BlackCheckMate: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.Black); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.Text"); break; case BoardState.WhiteCheckMate: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.White); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.Text"); break; case BoardState.BlackPat: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.Black); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.SystemControlForegroundChromeWhite"); break; case BoardState.WhitePat: squareView = SquareViews.First( x => x.Square?.Piece?.Type == Type.King && x.Square?.Piece?.Color == Color.White); squareView.SetResourceReference(BackgroundProperty, "MahApps.Brushes.SystemControlForegroundChromeWhite"); break; default: throw new ArgumentOutOfRangeException(nameof(state), state, null); } _lastChangedSquareView = squareView; }
private static void ResetSquareViewColor(SquareView squareView) { squareView.SetResourceReference(BackgroundProperty, (squareView.Square.X + squareView.Square.Y) % 2 == 0 ? "MahApps.Brushes.Accent" : "MahApps.Brushes.Accent4"); }