private void ClickZeroButtons(XYButton b)
{
int x, y;
for (int i = -1; i < 2; i++)
{
for (int j = -1; j < 2; j++)
{
x = b.PosX + i;
y = b.PosY + j;
if (x >= 0 && y >= 0 && x < matrixDimensions.X && y < matrixDimensions.Y && !(buttonMatrix[x, y].IsClicked))
{
int adjacentMines = FindAdjacent(buttonMatrix[x, y]);
bool ZeroAdjacent = adjacentMines == 0 ? true : false;
buttonMatrix[x, y].IsClicked = true;
buttonMatrix[x, y].BackColor = Color.LightGoldenrodYellow;
buttonMatrix[x, y].Text = ZeroAdjacent ? "" : adjacentMines.ToString();
if (ZeroAdjacent)
{
ClickZeroButtons(buttonMatrix[x, y]);
Console.WriteLine("Should be called recursively!");
}
}
}
}
}
public void InitializeButtonMatrix()
{
// Initialize main elements
this.groupBox1 = new GroupBox();
this.buttonMatrix = new XYButton[matrixDimensions.X, matrixDimensions.Y];
// Groupbox dimensions / properties
this.groupBox1.Location = new Point(30, 30);
this.groupBox1.Size = new Size(windowSize.X - 50, windowSize.Y - 50);
this.groupBox1.Text = "Minefield - " + NumberOfMines.ToString() + " Mines left";
this.groupBox1.Font = new Font(groupBox1.Font, FontStyle.Bold);
// Populate buttonMatrix
for (int i = 0; i < matrixDimensions.X; i++)
{
for (int j = 0; j < matrixDimensions.Y; j++)
{
// Create button
buttonMatrix[i, j] = new XYButton(i, j);
buttonMatrix[i, j].Size = new Size(50, 50);
buttonMatrix[i, j].Location = new Point(50 * i + 15, 50 * j + 18);
//buttonMatrix[i, j].Text = (i + 1).ToString() + ", " + (j + 1).ToString();
buttonMatrix[i, j].Font = new Font(groupBox1.Font, FontStyle.Regular);
// trigger buttonClicked event
buttonMatrix[i, j].MouseDown += new MouseEventHandler(buttonClicked);
// add to group box
this.groupBox1.Controls.Add(this.buttonMatrix[i, j]);
}
}
// Window size
this.ClientSize = new System.Drawing.Size(windowSize.X, windowSize.Y);
// Put Group box in the client window
this.Controls.Add(this.groupBox1);
}
private int FindAdjacent(XYButton b)
{
int counter = 0;
int x, y;
for (int i = -1; i < 2; i++)
{
for (int j = -1; j < 2; j++)
{
x = b.PosX + i;
y = b.PosY + j;
if (x >= 0 && y >= 0 && x < matrixDimensions.X && y < matrixDimensions.Y)
{
if (buttonMatrix[x, y].IsMine)
{
counter++;
}
}
}
}
return(counter);
}
// Handle mouse clicks on a button
private void buttonClicked(object sender, MouseEventArgs e)
{
XYButton b = sender as XYButton;
switch (e.Button)
{
/*----- Left Click ----- */
case MouseButtons.Left:
if (!b.IsFlagged)
{
b.IsClicked = true;
}
else
{
break;
}
if (b.IsMine)
{
GameOver();
}
if (!b.IsMine)
{
int adjacentMines = FindAdjacent(b);
b.Text = adjacentMines > 0 ? adjacentMines.ToString() : "";
if (FindAdjacent(b) == 0)
{
ClickZeroButtons(b);
}
b.BackColor = Color.LightGoldenrodYellow;
}
Console.WriteLine("(" + b.Text + ") buttonClicked() | i = " + b.PosX.ToString() + " j = " + b.PosY.ToString());
break;
/*----- Right Click ----- */
case MouseButtons.Right:
if (!b.IsClicked)
{
b.IsFlagged = b.IsFlagged ? false : true;
}
else
{
break;
}
if (b.IsFlagged && b.IsMine)
{
FlaggedMines++;
b.BackColor = Color.LightGreen;
}
if (b.IsFlagged && !b.IsMine)
{
FalsePositives++;
b.BackColor = Color.LightGreen;
//b.BackColor = Color.DarkGoldenrod; // used for debugging
}
if (!b.IsFlagged && b.IsMine)
{
FlaggedMines--;
b.BackColor = Color.Transparent;
}
if (!b.IsFlagged && !b.IsMine)
{
FalsePositives--;
Console.WriteLine("FalsePositives--");
b.BackColor = Color.Transparent;
}
if (FlaggedMines == NumberOfMines && FalsePositives == 0)
{
GameWin();
}
Console.WriteLine("(" + b.Text + ") fieldFlagged() | i = " + b.PosX.ToString() + " j = " + b.PosY.ToString());
break;
default:
throw new Exception("Mouse button not recognized");
}
this.groupBox1.Text = "Minefield - " + (NumberOfMines - (FlaggedMines + FalsePositives)).ToString() + " Mines left";
}