public void SetupSystem(ISystem system)
{
var processEntityFunction = CreateEntityProcessorFunction(system);
var entityChangeSubscriptions = new CompositeDisposable();
SystemSubscriptions.Add(system, entityChangeSubscriptions);
var entitySubscriptions = new Dictionary <int, IDisposable>();
EntitySubscriptions.Add(system, entitySubscriptions);
var observableGroup = EntityCollectionManager.GetObservableGroup(system.Group);
entityChangeSubscriptions.Add(
observableGroup.EntityAdded.Subscribe(x =>
{
var subscription = processEntityFunction(x);
entitySubscriptions.Add(x.Id, subscription);
})
);
entityChangeSubscriptions.Add(
observableGroup.EntityRemoved.Subscribe(x => entitySubscriptions.RemoveAndDispose(x.Id))
);
foreach (var entity in observableGroup)
{
var subscription = processEntityFunction(entity);
entitySubscriptions.Add(entity.Id, subscription);
}
}
public void SetupSystem(ISystem system)
{
var observableGroup = EntityCollectionManager.GetObservableGroup(system.Group);
var entitySubscriptions = new Dictionary <int, IDisposable>();
var entityChangeSubscriptions = new CompositeDisposable();
SystemSubscriptions.Add(system, entityChangeSubscriptions);
var castSystem = (IReactToEntitySystem)system;
entityChangeSubscriptions.Add(
observableGroup.EntityAdded
.Subscribe(entity =>
{
var entitySubscription = ProcessEntity(castSystem, entity);
entitySubscriptions.Add(entity.Id, entitySubscription);
})
);
entityChangeSubscriptions.Add(
observableGroup.EntityRemoved
.Subscribe(entity =>
{
entitySubscriptions.RemoveAndDispose(entity.Id);
})
);
foreach (var entity in observableGroup)
{
var entitySubscription = ProcessEntity(castSystem, entity);
entitySubscriptions.Add(entity.Id, entitySubscription);
}
EntitySubscriptions.Add(system, entitySubscriptions);
}
public void TeardownSystem(ISystem system)
{
SystemSubscriptions.RemoveAndDispose(system);
var entitySubscriptions = EntitySubscriptions[system];
entitySubscriptions.Values.DisposeAll();
entitySubscriptions.Clear();
EntitySubscriptions.Remove(system);
}
public void Dispose()
{
entityAdded.Dispose();
entityRemoved.Dispose();
entityComponentsAdded.Dispose();
entityComponentsRemoving.Dispose();
entityComponentsRemoved.Dispose();
EntityLookup.Clear();
EntitySubscriptions.RemoveAndDisposeAll();
}
public void Dispose()
{
SystemSubscriptions.DisposeAll();
foreach (var entitySubscriptions in EntitySubscriptions.Values)
{
entitySubscriptions.Values.DisposeAll();
entitySubscriptions.Clear();
}
EntitySubscriptions.Clear();
}
public void SubscribeToEntity(IEntity entity)
{
var disposer = new CompositeDisposable
{
entity.ComponentsAdded.Subscribe(ids =>
entityComponentsAdded.OnNext(new ComponentsChangedEvent(entity, this, ids))
),
entity.ComponentsRemoving.Subscribe(ids =>
entityComponentsRemoving.OnNext(new ComponentsChangedEvent(entity, this, ids))
),
entity.ComponentsRemoved.Subscribe(ids =>
entityComponentsRemoved.OnNext(new ComponentsChangedEvent(entity, this, ids))
)
};
EntitySubscriptions.Add(entity.Id, disposer);
}
public void SetupSystem(ISystem system)
{
var entitySubscriptions = new Dictionary <int, IDisposable>();
EntitySubscriptions.Add(system, entitySubscriptions);
var entityChangeSubscriptions = new CompositeDisposable();
SystemSubscriptions.Add(system, entityChangeSubscriptions);
var castSystem = (ISetupSystem)system;
var observableGroup = EntityCollectionManager.GetObservableGroup(system.Group);
entityChangeSubscriptions.Add(
observableGroup.EntityAdded.Subscribe(entity =>
{
var possibleSubscription = ProcessEntity(castSystem, entity);
if (possibleSubscription != null)
{
entitySubscriptions.Add(entity.Id, possibleSubscription);
}
})
);
entityChangeSubscriptions.Add(
observableGroup.EntityRemoved
.Subscribe(entity =>
{
if (entitySubscriptions.ContainsKey(entity.Id))
{
entitySubscriptions.RemoveAndDispose(entity.Id);
}
})
);
foreach (var entity in observableGroup)
{
var possibleSubscription = ProcessEntity(castSystem, entity);
if (null != possibleSubscription)
{
entitySubscriptions.Add(entity.Id, possibleSubscription);
}
}
}
public void UnsubscribeFromEntity(int entityId) => EntitySubscriptions.RemoveAndDispose(entityId);
