private void SpawnPiece()
{
CurrentPiece = TetrisPiece.Spawn(this);
if (CurrentPiece == null)
{
State = TetrisBoardState.Stopped;
GameLost?.Invoke(this, EventArgs.Empty);
return;
}
CurrentPiece.Draw();
}
public static TetrisPiece Spawn(TetrisBoard board)
{
var piece = new TetrisPiece(board);
var possibleX = new List <int>(board.Width);
for (var x = 0; x < board.Width; x++)
{
if (TestBounds(board, piece.Sprite, x, 0))
{
possibleX.Add(x);
}
}
// No more space to place items!
if (possibleX.Count <= 0)
{
return(null);
}
var selectedX = Number.Next(0, possibleX.Count);
piece.Move(possibleX[selectedX], 0);
return(piece);
}
