private void NetTrix_Activated(object sender, System.EventArgs e)
{
// This event occurs when the window receives back the focus after losing it to another window
// So, we redraw the whole game field
// Clear the game field
PicBackground.Invalidate();
Application.DoEvents();
GameField.Redraw();
if (NextBlock != null)
{
NextBlock.Show(PicNextBlock.Handle);
}
}
private void tmrGameClock_Tick(object sender, System.EventArgs e)
{
int erasedLines;
if (stillProcessing)
{
return;
}
stillProcessing = true;
//Manage the falling block
if (!CurrentBlock.Down())
{
if (CurrentBlock.Top() == 0)
{
tmrGameClock.Enabled = false;
CmdStart.Enabled = true;
MessageBox.Show("GAME OVER", ".NETTrix", MessageBoxButtons.OK, MessageBoxIcon.Stop);
stillProcessing = false;
return;
}
//increase score based on # of deleted lines
erasedLines = GameField.CheckLines();
if (erasedLines > 0)
{
score += 100 * erasedLines;
lblScoreValue.Text = score.ToString();
//Clear the game field and force the window to re-paint
PicBackground.Invalidate();
Application.DoEvents();
GameField.Redraw();
}
//Replace the current block...
CurrentBlock = new Block(new Point(GameField.SquareSize * 6, 0), NextBlock.BlockType);
CurrentBlock.Show(PicBackground.Handle);
//Create the Next block
NextBlock.Hide(PicNextBlock.Handle);
NextBlock = new Block(new Point(20, 10), Block.BlockTypes.Undefined);
NextBlock.Show(PicNextBlock.Handle);
}
stillProcessing = false;
}
private void CmdStart_Click(object sender, System.EventArgs e)
{
tmrGameClock.Enabled = true;
CmdStart.Enabled = false;
lblScoreValue.Text = "0";
// Clean the game field
PicBackground.Invalidate();
Application.DoEvents();
GameField.Reset();
GameField.Redraw();
// Create and show the current and next blocks
CurrentBlock = new Block(new Point(GameField.SquareSize * 6, 50), Block.BlockTypes.Undefined);
CurrentBlock.Show(PicBackground.Handle);
NextBlock = new Block(new Point(20, 10), Block.BlockTypes.Undefined);
NextBlock.Show(PicNextBlock.Handle);
}
