public void RegisterFrameTimeObserver(ViewFrameTimeObserver observer)
{
if (observer == null || this.frameTimeObservers.IndexOf(observer) >= 0)
{
return;
}
this.frameTimeObservers.Add(observer);
}
public void UnregisterFrameTimeObserver(ViewFrameTimeObserver observer)
{
int num = this.frameTimeObservers.IndexOf(observer);
if (num < 0)
{
return;
}
this.frameTimeObservers.RemoveAt(num);
this.frameMiter.OnRemove(num);
}
