private void Form1_Load(object sender, System.EventArgs e)
{
_random = new Random();
tetrominos = Tetromino.ListAll();
Grid = new Grid(GridBox, new PlayGround(GridBox.ColumnCount - 2, GridBox.RowCount - 2, GridBox));
SetDoubleBuffered(GridBox);
SetDoubleBuffered(NextGridBox);
// Start game loop
GameLoop.Start();
}