public void UnregisterObserver(IUserInputObserver observer, UserInputLayer layer)
{
int num = layer - UserInputLayer.InternalLowest;
int num2 = this.observers[num].IndexOf(observer);
if (num2 >= 0)
{
this.observers[num].RemoveAt(num2);
this.miter.OnRemove(num2);
this.niter.OnRemove(num2);
}
}
public void RegisterObserver(IUserInputObserver observer, UserInputLayer layer)
{
if (observer == null)
{
return;
}
int num = layer - UserInputLayer.InternalLowest;
if (this.observers[num].IndexOf(observer) < 0)
{
this.observers[num].Add(observer);
}
}
protected void SendOnScroll(float delta, Vector2 screenPosition, UserInputLayer lowestLayer)
{
for (UserInputLayer userInputLayer = UserInputLayer.Screen; userInputLayer >= lowestLayer; userInputLayer--)
{
int num = userInputLayer - UserInputLayer.InternalLowest;
this.miter.Init(this.observers[num]);
while (this.miter.Active())
{
IUserInputObserver userInputObserver = this.observers[num][this.miter.Index];
if (userInputObserver.OnScroll(delta, screenPosition) == EatResponse.Eaten)
{
this.miter.Reset();
return;
}
this.miter.Next();
}
this.miter.Reset();
}
}
protected void SendOnRelease(int touchIndex, UserInputLayer lowestLayer)
{
for (UserInputLayer userInputLayer = UserInputLayer.Screen; userInputLayer >= lowestLayer; userInputLayer--)
{
int num = userInputLayer - UserInputLayer.InternalLowest;
this.miter.Init(this.observers[num]);
while (this.miter.Active())
{
IUserInputObserver userInputObserver = this.observers[num][this.miter.Index];
if (userInputObserver.OnRelease(touchIndex) == EatResponse.Eaten)
{
this.miter.Reset();
return;
}
this.miter.Next();
}
this.miter.Reset();
}
}
protected void SendOnDrag(int touchIndex, GameObject target, Vector2 screenPosition, Vector3 groundPosition, UserInputLayer lowestLayer)
{
for (UserInputLayer userInputLayer = UserInputLayer.Screen; userInputLayer >= lowestLayer; userInputLayer--)
{
int num = userInputLayer - UserInputLayer.InternalLowest;
this.miter.Init(this.observers[num]);
while (this.miter.Active())
{
IUserInputObserver userInputObserver = this.observers[num][this.miter.Index];
if (userInputObserver.OnDrag(touchIndex, target, screenPosition, groundPosition) == EatResponse.Eaten)
{
this.miter.Reset();
return;
}
this.miter.Next();
}
this.miter.Reset();
}
}
public void ReleaseSubordinates(IUserInputObserver observer, UserInputLayer layer, int id)
{
int num = layer - UserInputLayer.InternalLowest;
int num2 = this.observers[num].IndexOf(observer);
if (num2 >= 0)
{
bool flag = false;
this.niter.Init(this.observers[num]);
this.niter.Index = num2 + 1;
while (this.niter.Active())
{
observer = this.observers[num][this.niter.Index];
if (observer.OnRelease(id) == EatResponse.Eaten)
{
flag = true;
break;
}
this.niter.Next();
}
this.niter.Reset();
num--;
while (num >= 0 && !flag)
{
this.niter.Init(this.observers[num]);
while (this.niter.Active())
{
observer = this.observers[num][this.niter.Index];
if (observer.OnRelease(id) == EatResponse.Eaten)
{
flag = true;
break;
}
this.niter.Next();
}
this.niter.Reset();
num--;
}
}
}
