private void RemoveSystem(IEntitySystem system)
{
var type = system.GetType();
if (Systems.ContainsKey(type))
{
Systems[type].Shutdown();
Systems.Remove(type);
}
}
/// <summary>
/// Registers systems, system can implement one of each of these
/// </summary>
/// <param name="system"></param>
/// <returns></returns>
static IEntitySystem Register(IEntitySystem system)
{
if (typeof(IInitializeSystem).IsAssignableFrom(system.GetType()))
{
var sys = system as IInitializeSystem;
sys.Initialize();
initSystems.Add(sys);
}
if (typeof(IExecuteSystem).IsAssignableFrom(system.GetType()))
{
executeSystems.Add(system as IExecuteSystem);
}
if (typeof(IMatcherSystem).IsAssignableFrom(system.GetType()))
{
RegisterMatcherSystem(system as IMatcherSystem);
}
return(system);
}
private void AddSystem(IEntitySystem system)
{
var type = system.GetType();
if (Systems.ContainsKey(type))
{
RemoveSystem(system);
}
Systems.Add(type, system);
}
private void RemoveSystem(IEntitySystem system)
{
var type = system.GetType();
if (_systems.ContainsKey(type))
{
_systems[type].Shutdown();
_entityManager.EventBus.UnsubscribeEvents(_systems[type]);
_systems.Remove(type);
}
}
public bool ContainSystem(IEntitySystem sys)
{
foreach (IEntitySystem item in Systems)
{
if (item == sys)
{
return(true);
}
if (item.GetType() == sys.GetType())
{
return(true);
}
}
return(false);
}
/// Sets the attributes values on a system.
public static void SetAttributeValues(IEntitySystem system)
{
var _systemFields = system.GetType().GetFields(
System.Reflection.BindingFlags.Instance |
System.Reflection.BindingFlags.NonPublic |
System.Reflection.BindingFlags.Public);
foreach (var _systemField in _systemFields)
{
if (System.Attribute.GetCustomAttribute(_systemField, typeof(InjectedSystem)) != null)
{
_systemField.SetValue(system, Controller.Instance.GetSystem(_systemField.FieldType));
}
}
}