public void CreateNewGame(int rows, int columns) { _moveHistory.Clear(); var game = new TetriBricksGame(); for (int i = 0; i < rows; i++) { var bc = new BrickColumn(); //bc.Game = game; for (int j = 0; j < columns; j++) { bc.Bricks.Add(new Brick(i, j, GetRandomColor())); } game.Columns.Add(bc); } _moveHistory.Add((TetriBricksGame) game.Clone()); _currentMove = 0; }