/// <summary>
/// Remove a event listener
///
///@param l
/// Event Lister {@link IWorldEventListener}
/// </summary>
public void RemoveWorldEventListener (IWorldEventListener l)
{
if (listeners.Contains (l)) {
listeners.Remove (l);
}
}
/// <summary>
/// Add a world event listener
///
///@param l
/// Event Listener {@link IWorldEventListener}
/// </summary>
public void AddWorldEventListener (IWorldEventListener l)
{
if (listeners == null) {
listeners = new List<IWorldEventListener> ();
}
listeners.Add (l);
}