public BubbleBurstViewModel()
{
BubbleMatrix = new BubbleMatrixViewModel(12, 12);
// GameOver
BubbleMatrix.GameEnded.Subscribe(x =>
{
this.GameOver = new GameOverViewModel(this.BubbleMatrix);
this.GameOver.RequestClose.Subscribe(rc => this.GameOver = null);
});
// Restart
RestartCommand = new ReactiveCommand();
RestartCommand.Subscribe(x => BubbleMatrix.StartNewGame());
// Undo
var canUndo = Observable.CombineLatest(
this.WhenAnyObservable(x => x.BubbleMatrix.UndoCommand.CanExecuteObservable),
this.WhenAnyValue(x => x.GameOver),
(ce, go) => ce && go == null);
UndoCommand = new ReactiveCommand(canUndo);
UndoCommand.Subscribe(x => BubbleMatrix.UndoCommand.Execute(null));
}
/// <summary>
/// Starts a new round of the BubbleBurst game.
/// </summary>
public void StartNewGame()
{
_bubbleMatrix.StartNewGame();
}
