protected override void onDraw(Context gr)
{
base.onDraw(gr);
/*gr.FontFace = Font.Name;
* gr.FontSize = (uint)Font.Size;*/
FontExtents fe = gr.FontExtents;
Rectangle r = ClientRectangle;
r.Inflate(-(int)fe.Height);
double gridSize;
double gridX = r.X;
double gridY = r.Y;
if (r.Width > r.Height)
{
gridX += (r.Width - r.Height) / 2;
gridSize = r.Height;
}
else
{
gridY += (r.Height - r.Width) / 2;
gridSize = r.Width;
}
Fill white = new SolidColor(Colors.Ivory);
white.SetAsSource(IFace, gr);
gr.Rectangle(gridX, gridY, gridSize, gridSize);
gr.Fill();
double cellSize = gridSize / 8;
Fill black = new SolidColor(Colors.Grey);
black.SetAsSource(IFace, gr);
for (int x = 0; x < 8; x++)
{
for (int y = 0; y < 8; y++)
{
if ((x + y) % 2 != 0)
{
gr.Rectangle(gridX + x * cellSize, gridY + y * cellSize, cellSize, cellSize);
}
}
}
gr.Fill();
Foreground.SetAsSource(IFace, gr);
for (int x = 0; x < 8; x++)
{
string L = new string(new char[] { (char)(x + 97) });
gr.MoveTo(gridX + x * cellSize - gr.TextExtents(L).XAdvance / 2 + cellSize / 2,
gridY + gridSize + fe.Ascent + 1);
gr.ShowText(L);
}
for (int y = 0; y < 8; y++)
{
string L = (y + 1).ToString();
gr.MoveTo(gridX - gr.TextExtents(L).XAdvance - 1,
gridY + fe.Ascent + cellSize * (7 - y) + cellSize / 2 - fe.Height / 2);
gr.ShowText(L);
}
gr.Fill();
if (board == null)
{
return;
}
for (int x = 0; x < 8; x++)
{
for (int y = 0; y < 8; y++)
{
if (board [x, y] == null)
{
continue;
}
string spriteName;
if (board [x, y].Player == ChessColor.White)
{
spriteName = "w";
}
else
{
spriteName = "b";
}
switch (board[x, y].Type)
{
case PieceType.Pawn:
spriteName += "p";
break;
case PieceType.Rook:
spriteName += "r";
break;
case PieceType.Knight:
spriteName += "k";
break;
case PieceType.Bishop:
spriteName += "b";
break;
case PieceType.King:
spriteName += "K";
break;
case PieceType.Queen:
spriteName += "q";
break;
}
sprites.Paint(IFace, gr, new Rectangle(
(int)(gridX + x * cellSize),
(int)(gridY + (7 - y) * cellSize),
(int)cellSize,
(int)cellSize), spriteName);
}
}
}
