private void CellClicked(object sender, EventArgs e)
{
MouseButtons button = ((MouseEventArgs)e).Button;
// translate window coordinates to table-cell coordinates
Point click = tableLayoutPanel1.PointToClient(MousePosition);
int windowX = click.X;
int windowY = click.Y;
// TODO: Make grid accurate by making up for the difference the coordinate system makes.
int cellX = windowX / ((tableLayoutPanel1.Width - CoordinateSystemPixelSize) / chessboard.Width);
int cellY = windowY / ((tableLayoutPanel1.Height - CoordinateSystemPixelSize) / chessboard.Height);
Coordinate clickTarget = new Coordinate(cellX, cellY);
// handle click
switch (button)
{
// Deselects all squares marked, (de)selects a piece, or makes a move with a selected piece.
case MouseButtons.Left:
ResetAllTableStyling();
Piece piece = chessboard[clickTarget];
// deselect piece selected
if (fromPosition is not null && piece?.Color == chessboard.CurrentTeamTurn && piece != selectedPiece)
{
DeselectPiece(fromPosition.Value.File, fromPosition.Value.Rank);
UpdateBoard();
fromPosition = null;
}
if (fromPosition is null)
{
// return if piece is null or has wrong color.
if (piece?.Color != chessboard.CurrentTeamTurn)
{
return;
}
// only allow selection of local players
if (chessboard.CurrentTeamTurn == TeamColor.Black && !blackLocal ||
chessboard.CurrentTeamTurn == TeamColor.White && !whiteLocal)
{
return;
}
fromPosition = clickTarget;
SelectPiece(cellX, cellY);
selectedPiece = piece;
foreach (var move in piece.GetMoves(chessboard))
{
if (move.Moves[0].Destination is null)
{
continue;
}
Coordinate guardedSquare = move.Moves[0].Destination.Value;
// TODO: Patrick fixer brættet, cirka her omkring
TilePictureControl cellImageControl = GetCell(guardedSquare.File, guardedSquare.Rank);
Image cellImage = cellImageControl.Image;
Color backgroundColor = cellImageControl.BackColor;
bool isMoveValid = gamemode.ValidateMove(move, chessboard);
if (move.Captures)
{
backgroundColor = isMoveValid ?
CaptureTileAvailableColor :
CaptureTileUnavailableColor;
}
else
{
cellImage = isMoveValid ?
Properties.Resources.MuligtTrkBrikTilgængelig :
Properties.Resources.MuligtTrkBrikUtilgængelig;
}
cellImageControl.Image = cellImage;
cellImageControl.BackColor = backgroundColor;
}
}
else
{
// select target
if (clickTarget != fromPosition)
{
MakeLocalMove(fromPosition.Value, clickTarget);
}
UpdateBoard();
DeselectPiece(cellX, cellY);
selectedPiece = null;
fromPosition = null;
}
break;
case MouseButtons.None:
break;
// Mark square.
case MouseButtons.Right:
// do not change color if square is already colored.
if (recentMoveFrom?.File == cellX && recentMoveFrom?.Rank == cellY ||
recentMoveTo?.File == cellX && recentMoveTo?.Rank == cellY)
{
break;
}
if (GetCell(cellX, cellY).BackColor == MarkedSquareColor)
{
ResetTileColor(cellX, cellY);
}
else
{
GetCell(cellX, cellY).BackColor = MarkedSquareColor;
}
break;
case MouseButtons.Middle:
break;
case MouseButtons.XButton1:
break;
case MouseButtons.XButton2:
break;
default:
break;
}
}
/// <summary>
/// Instantiates UI controls, creates the visual representation of the chessboard.
/// </summary>
public void InstantiateUIBoard()
{
tableLayoutPanel1.ColumnCount = chessboard.Width + 1;
tableLayoutPanel1.ColumnStyles.Clear();
int i;
for (i = 0; i < chessboard.Width; i++)
{
// set size to any percent, doesnt matter
tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 1));
}
tableLayoutPanel1.RowCount = chessboard.Height + 1;
tableLayoutPanel1.RowStyles.Clear();
for (i = 0; i < chessboard.Height; i++)
{
tableLayoutPanel1.RowStyles.Add(new ColumnStyle(SizeType.Percent, 1));
}
// Coordinate row and column
tableLayoutPanel1.RowStyles.Add(new RowStyle(SizeType.Absolute, CoordinateSystemPixelSize));
tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Absolute, CoordinateSystemPixelSize));
boardcells = new TilePictureControl[chessboard.Width, chessboard.Height];
for (int y = 0; y < chessboard.Height; y++)
{
for (int x = 0; x < chessboard.Width; x++)
{
TilePictureControl box = new TilePictureControl();
box.Click += CellClicked;
boardcells[x, y] = box;
tableLayoutPanel1.Controls.Add(box, x, y);
}
}
Font labelFont = new Font("ariel", 15, FontStyle.Bold);
// Instantiate coordinates
for (int x = 0; x < tableLayoutPanel1.ColumnCount - 1; x++)
{
Label label = new Label
{
Text = ((char)(65 + x)).ToString(),
TextAlign = ContentAlignment.MiddleCenter,
Dock = DockStyle.Fill,
Font = labelFont
};
tableLayoutPanel1.Controls.Add(label, x, tableLayoutPanel1.RowCount - 1);
}
for (int y = 0; y < tableLayoutPanel1.RowCount - 1; y++)
{
Label label = new Label
{
Text = (y + 1).ToString(),
TextAlign = ContentAlignment.MiddleCenter,
Dock = DockStyle.Fill,
Font = labelFont
};
tableLayoutPanel1.Controls.Add(label, tableLayoutPanel1.ColumnCount - 1, y);
}
ResetAllTableStyling();
}