private void DrawSquare(int square_horizontal, int square_vertical)
{
Rectangle sub_picture_dimensions = new Rectangle();
switch (square_states[square_horizontal, square_vertical])
{
case 0:
sub_picture_dimensions = new Rectangle(0, 0, 128, 128);
break;
case 1:
sub_picture_dimensions = number_images[square_values[square_horizontal, square_vertical]];
break;
case 2:
sub_picture_dimensions = new Rectangle(128, 0, 128, 128);
break;
}
Bitmap temp = new Bitmap(this.canvas_width, this.canvas_height);
using (Graphics g = Graphics.FromImage(temp))
{
g.DrawImage(canvas, Point.Empty);
g.DrawImage(
Properties.Resources.minesweeper_tiles,
new Rectangle(square_horizontal * square_width + board_offset_horizontal, square_vertical * square_height + board_offset_vertical, square_width, square_height),
sub_picture_dimensions,
GraphicsUnit.Pixel
);
}
canvas = temp;
Canvas_Panel.Invalidate();
}
private void DrawGrid(int num_tiles_horizontal, int num_tiles_vertical)
{
this.canvas_width = board_offset_horizontal * 2 + square_width * num_tiles_horizontal;
this.canvas_height = board_offset_vertical * 2 + square_height * num_tiles_vertical;
this.ClientSize = new Size(canvas_width, canvas_height + menuStrip1.Height + toolStrip1.Height + statusStrip1.Height);
Bitmap temp = new Bitmap(canvas_width, canvas_height);
using (Graphics g = Graphics.FromImage(temp))
{
for (int i = 0; i < num_tiles_horizontal; i++)
{
for (int j = 0; j < num_tiles_vertical; j++)
{
g.DrawImage(
Properties.Resources.minesweeper_tiles,
new Rectangle(i * square_width + board_offset_horizontal, j * square_height + board_offset_vertical, square_width, square_height),
new Rectangle(0, 0, 128, 128),
GraphicsUnit.Pixel
);
}
}
}
canvas = temp;
Canvas_Panel.Invalidate();
}
private void DrawEntireBoard()
{
Bitmap temp = new Bitmap(this.canvas_width, this.canvas_height);
using (Graphics g = Graphics.FromImage(temp))
{
g.DrawImage(canvas, Point.Empty);
for (int i = 0; i < number_squares_horizontal; i++)
{
for (int j = 0; j < number_squares_vertical; j++)
{
g.DrawImage(
Properties.Resources.minesweeper_tiles,
new Rectangle(i * square_width + board_offset_horizontal, j * square_height + board_offset_vertical, square_width, square_height),
number_images[square_values[i, j]],
GraphicsUnit.Pixel
);
}
}
}
canvas = temp;
Canvas_Panel.Invalidate();
}
private void Canvas_Panel_MouseClick(object sender, MouseEventArgs e)
{
int click_x = e.X;
int click_y = e.Y;
int square_x, square_y;
if (click_x > board_offset_horizontal && click_x < this.ClientSize.Width - board_offset_horizontal &&
click_y > board_offset_vertical && click_y < this.ClientSize.Height - board_offset_vertical)
{
// Translate mouse click co-ordinates into board co-ordinates
click_x -= board_offset_horizontal;
click_y -= board_offset_vertical;
square_x = click_x / square_width;
square_y = click_y / square_height;
switch (e.Button)
{
case MouseButtons.Left:
if (square_states[square_x, square_y] != 1)
{
square_states[square_x, square_y] = 1;
DrawSquare(square_x, square_y);
num_squares_left--;
Update_Status_Bar();
if (square_values[square_x, square_y] == 0)
{
Bitmap temp = new Bitmap(canvas_width, canvas_height);
using (Graphics g = Graphics.FromImage(temp))
{
g.DrawImage(canvas, Point.Empty);
showAdjacentSquares(square_x, square_y, g);
}
canvas = temp;
Canvas_Panel.Invalidate();
}
}
break;
case MouseButtons.Right:
switch (square_states[square_x, square_y])
{
case 0:
square_states[square_x, square_y] = 2;
DrawSquare(square_x, square_y);
num_mines_left--;
Update_Status_Bar();
break;
case 2:
square_states[square_x, square_y] = 0;
DrawSquare(square_x, square_y);
num_mines_left++;
Update_Status_Bar();
break;
}
break;
}
if (square_states[square_x, square_y] == 1 && square_values[square_x, square_y] == 9)
{
Game_Loss();
}
if (num_squares_left == num_mines)
{
Game_Win();
}
}
}