public static void Remove_OnAnyRemoved <TScope, TComp>(this Entity <TScope> entity, IOnAnyRemoved <TScope, TComp> listener)
where TScope : IScope
where TComp : Scope <TScope>, IComponent, IEvent_AnyRemoved <TScope, TComp>
{
var index = Lookup <TScope, Event_AnyRemovedComponent <TScope, TComp> > .Id;
var component = (Event_AnyRemovedComponent <TScope, TComp>)entity.GetComponent(index);
component.Listeners.Remove(listener);
}
public static void Add_OnAnyRemoved <TScope, TComp>(this Entity <TScope> entity, IOnAnyRemoved <TScope, TComp> listener)
where TScope : IScope
where TComp : Scope <TScope>, IComponent, IEvent_AnyRemoved <TScope, TComp>
{
var index = Lookup <TScope, Event_AnyRemovedComponent <TScope, TComp> > .Id;
Event_AnyRemovedComponent <TScope, TComp> component;
if (entity.HasComponent(index))
{
component = (Event_AnyRemovedComponent <TScope, TComp>)entity.GetComponent(index);
}
else
{
component = entity.CreateComponent <Event_AnyRemovedComponent <TScope, TComp> >(index);
entity.AddComponent(index, component);
component.Listeners.Clear();
}
component.Listeners.Add(listener);
}