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rejigged the base systems classes and interfaces

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This commit is contained in:
Dylan Wilson
2018-06-27 21:19:20 +10:00
parent 3c023d242f
commit a2eda72620
11 changed files with 115 additions and 89 deletions
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Source/MonoGame.Extended.Entities/Systems/EntityUpdateSystem.cs
+5 -37
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@@ -1,46 +1,14 @@
using MonoGame.Extended.Collections;
using Microsoft.Xna.Framework;
namespace MonoGame.Extended.Entities.Systems
{
public abstract class EntityUpdateSystem : UpdateSystem
public abstract class EntityUpdateSystem : EntitySystem, IUpdateSystem
{
protected EntityUpdateSystem(AspectBuilder aspectBuilder)
protected EntityUpdateSystem(AspectBuilder aspectBuilder)
: base(aspectBuilder)
{
_aspectBuilder = aspectBuilder;
}
public override void Dispose()
{
if (_world != null)
{
_world.EntityManager.EntityAdded -= OnEntityAdded;
_world.EntityManager.EntityRemoved -= OnEntityRemoved;
}
base.Dispose();
}
private readonly AspectBuilder _aspectBuilder;
private EntitySubscription _subscription;
private EntityWorld _world;
public EntityWorld World
{
get => _world;
internal set
{
_world = value;
_subscription = new EntitySubscription(_world.EntityManager, _aspectBuilder.Build(_world.ComponentManager));
_world.EntityManager.EntityAdded += OnEntityAdded;
_world.EntityManager.EntityRemoved += OnEntityRemoved;
}
}
protected virtual void OnEntityAdded(int entityId) { }
protected virtual void OnEntityRemoved(int entityId) { }
public Bag<int> ActiveEntities => _subscription.ActiveEntities;
public abstract void Initialize(IComponentMapperService mapperService);
public abstract void Update(GameTime gameTime);
}
}