public void OnEntityAddedToGroup(IEntity entity)
{
if (!IsEntityApplicable(entity))
{
return;
}
CachedEntities.Add(entity);
_onEntityAdded.OnNext(entity);
}
public IEntity CreateEntity(IBlueprint blueprint = null)
{
var entity = EntityFactory.Create(null);
EntityLookup.Add(entity);
_onEntityAdded.OnNext(new CollectionEntityEvent(entity));
SubscribeToEntity(entity);
blueprint?.Apply(entity);
return(entity);
}
public IEntity CreateEntity(IBlueprint blueprint = null, int?id = null)
{
if (id.HasValue && EntityLookup.Contains(id.Value))
{
throw new InvalidOperationException("id already exists");
}
var entity = EntityFactory.Create(id);
EntityLookup.Add(entity);
_onEntityAdded.OnNext(new CollectionEntityEvent(entity));
SubscribeToEntity(entity);
blueprint?.Apply(entity);
return(entity);
}
public void AddEntity(IEntity entity)
{
EntityLookup.Add(entity.Id, entity);
entityAdded.OnNext(new CollectionEntityEvent(entity, this));
SubscribeToEntity(entity);
}
public void OnEntityComponentRemoved(ComponentsChangedEvent args)
{
if (CachedEntities.Contains(args.Entity.Id))
{
if (args.Entity.HasAllComponents(Token.LookupGroup.RequiredComponents))
{
return;
}
CachedEntities.Remove(args.Entity.Id);
_onEntityRemoved.OnNext(args.Entity);
return;
}
if (!Token.LookupGroup.Matches(args.Entity))
{
return;
}
CachedEntities.Add(args.Entity);
_onEntityAdded.OnNext(args.Entity);
}
public ObservableGroup(ObservableGroupToken token, IEnumerable <IEntity> initialEntities, IEnumerable <INotifyingEntityCollection> notifyingCollections)
{
Token = token;
NotifyingCollections = notifyingCollections;
_onEntityAdded = new Subject <IEntity>();
_onEntityRemoved = new Subject <IEntity>();
_onEntityRemoving = new Subject <IEntity>();
Subscriptions = new List <IDisposable>();
var applicableEntities = initialEntities.Where(x => Token.LookupGroup.Matches(x));
CachedEntities = new EntityLookup();
foreach (var applicableEntity in applicableEntities)
{
CachedEntities.Add(applicableEntity);
}
NotifyingCollections.ForEachRun(MonitorEntityChanges);
}
