public void AddComponent(Entity e, Component component)
{
ComponentType type = ComponentTypeManager.GetTypeFor(component.GetType());
if (type.GetId() >= componentsByType.GetCapacity())
{
componentsByType.Set(type.GetId(), null);
}
Bag <Component> components = componentsByType.Get(type.GetId());
if (components == null)
{
components = new Bag <Component>();
componentsByType.Set(type.GetId(), components);
}
components.Set(e.GetId(), component);
e.AddTypeBit(type.GetBit());
if (AddedComponentEvent != null)
{
AddedComponentEvent(e, component);
}
}
/**
* Removes the provided entity from the group it is assigned to, if any.
* @param e the entity.
*/
public void Remove(Entity e)
{
int entityId = e.GetId();
if (entityId < groupByEntity.GetCapacity())
{
String group = groupByEntity.Get(entityId);
if (group != null)
{
groupByEntity.Set(entityId, null);
Bag <Entity> entities;
if (entitiesByGroup.TryGetValue(group, out entities))
{
entities.Remove(e);
}
}
}
}
public Component GetComponent(Entity e, ComponentType type)
{
int entityId = e.GetId();
Bag <Component> bag = componentsByType.Get(type.GetId());
if (bag != null && entityId < bag.GetCapacity())
{
return(bag.Get(entityId));
}
return(null);
}
