/// <summary> Remove an <see cref="T:IObserver" /> to the observer list. </summary>
/// <param name="observer"> The object unsubscribing to events. </param>
public void Unsubscribe(Mapbox.IObserver <T> observer)
{
this.observers.Remove(observer);
}
/// <summary> Add an <see cref="T:IObserver" /> to the observer list. </summary>
/// <param name="observer"> The object subscribing to events. </param>
public void Subscribe(Mapbox.IObserver <T> observer)
{
this.observers.Add(observer);
}
