public IObservable <Unit> Run()
{
foreach (var drawableTile in _drawableTileRegistry.GetAllTiles())
{
// Save state of this tile and add it to the command state for Undo()
_spriteStates[drawableTile] = _texturePainter.SaveState(drawableTile.Sprite);
_texturePainter.EraseAllPixels(drawableTile.Sprite);
}
return(Observable.ReturnUnit());
}
private void Clear()
{
_texturePainter.EraseAllPixels(_spriteRenderer.sprite);
}
