public ComponentNotificationsBuilder <TScope> AddReplacedNotifications <TComponent>()
{
// @formatter:off
Parent
.Components <TScope>()
.Add <ComponentReplacedListeners <TScope, TComponent> >()
.End()
.Messages()
.Add <ComponentReplaced <TScope, TComponent> >()
.End()
.Systems()
.Setup((contexts, bus) => {
var unused = new ComponentReplacedMessageProducer <TScope, TComponent>(contexts, bus);
})
.Update((contexts, bus) => {
foreach (var message in bus.All <ComponentReplaced <TScope, TComponent> >())
{
var entity = message.Entity;
if (!entity.Has <ComponentReplacedListeners <TScope, TComponent> >())
{
continue;
}
var listeners = entity.Get <ComponentReplacedListeners <TScope, TComponent> >().Listeners;
foreach (var listener in listeners)
{
listener.OnComponentReplaced(entity, message.OldComponent);
}
}
})
.Cleanup((contexts, bus) =>
{
var context = contexts.Get <Game>();
foreach (var entity in context.AllWith <Destroyed, ComponentReplacedListeners <TScope, TComponent> >())
{
var list = entity.Get <ComponentReplacedListeners <TScope, TComponent> >().Listeners;
ListPool <IComponentReplacedListener <TScope, TComponent> > .Instance.Return(list);
}
})
.End();
// @formatter:on
return(this);
}
public GlobalComponentNotificationsBuilder <TScope> AddReplacedNotifications <TComponent>()
{
// @formatter:off
Parent
.Components <Singletons>()
.Add <ComponentReplacedListeners <TScope, TComponent> >()
.End()
.Messages()
.Add <ComponentReplaced <TScope, TComponent> >()
.End()
.Systems()
.Setup((contexts, bus) => {
var unused = new ComponentReplacedMessageProducer <TScope, TComponent>(contexts, bus);
contexts.Singleton().Add(new ComponentReplacedListeners <TScope, TComponent>(new List <IComponentReplacedListener <TScope, TComponent> >()));
})
.Update((contexts, bus) => {
var listeners = contexts.Singleton().Get <ComponentReplacedListeners <TScope, TComponent> >().Listeners;
if (listeners.Count == 0)
{
return;
}
foreach (var message in bus.All <ComponentReplaced <TScope, TComponent> >())
{
foreach (var listener in listeners)
{
listener.OnComponentReplaced(message.Entity, message.OldComponent);
}
}
})
.End();
// @formatter:on
return(this);
}
