public DiscController(ITowerUserControl towerUserControl)
{
_towerUserControl = towerUserControl ?? throw new ArgumentNullException(nameof(towerUserControl));
GameEngine.Instance.DiscAdded
.Merge(GameEngine.Instance.DiscRemoved)
.Where(x => x.Tower == _towerUserControl.Id)
.Subscribe(x => DrawTower(x.Tower))
.DisposeWith(Subscriptions);
}
public TowerDragAndDropController(ITowerUserControl towerUserControl)
{
if (towerUserControl == null)
{
throw new ArgumentNullException(nameof(towerUserControl));
}
var dragEnterObservable = Observable.FromEventPattern <DragEventHandler, DragEventArgs>(
h => towerUserControl.DragEnter += h,
h => towerUserControl.DragEnter -= h);
dragEnterObservable
.Select(x => x.EventArgs)
.Subscribe(e =>
{
var disc = (DiscPanel)e.Data.GetData(typeof(DiscPanel));
var lastPanel = towerUserControl.DiscController.GetLastDiscFromDiscParent(disc);
e.Effect = Equals(towerUserControl, disc.Parent) || !Equals(lastPanel, disc)
? DragDropEffects.None
: DragDropEffects.Copy;
})
.DisposeWith(Subscriptions);
var dragDropObservable = Observable.FromEventPattern <DragEventHandler, DragEventArgs>(
h => towerUserControl.DragDrop += h,
h => towerUserControl.DragDrop -= h);
dragDropObservable
.Select(x => x.EventArgs)
.Subscribe(e =>
{
var disc = (DiscPanel)e.Data.GetData(typeof(DiscPanel));
var lastPanel = towerUserControl.DiscController.GetLastDiscFromDiscParent(disc);
if (Equals(lastPanel, disc))
{
var fromTower = (ITowerUserControl)disc.Parent;
GameEngine.Instance.MoveDisc(fromTower.Id, towerUserControl.Id);
}
})
.DisposeWith(Subscriptions);
}
