private void ValidateComponent(GameObjectComponent component)
{
if (!component.OwnsThis(owner))
{
throw GameObjectComponentException.OwnerException(component);
}
}
public void AddComponent(GameObjectComponent component)
{
if (component.IsUnique)
{
if (components.Find(c => c.GetType() == component.GetType()) != null)
{
throw new ArgumentException("Cant add another unique component.");
}
}
if (components.Contains(component))
{
return;
}
ValidateComponent(component);
components.Add(component);
ComponentAdded(this, new ComponentAddedEventArgs(component));
components.OrderAllItemsListBy(c => c.UpdateOrder);
sortedDrawableComponents = components
.Items()
.OrderBy(c => c.DrawOrder)
.ToList();
}
public ComponentUpdateResults(GameObjectComponent creator, bool wasSuccessfulUpdate)
{
if (creator == null)
{
throw new ArgumentException("Creator cant be null.");
}
this.creator = creator;
this.wasSuccessfulUpdate = wasSuccessfulUpdate;
}
public bool RemoveComponent(GameObjectComponent component)
{
if (components.Contains(component))
{
sortedDrawableComponents.Remove(component);
components.Remove(component);
ComponentRemoved(this, new ComponentRemovedEventArgs(component));
return(true);
}
return(false);
}
public IEnumerable <ComponentUpdateResults> Update(GameTime gameTime)
{
List <ComponentUpdateResults> results = new List <ComponentUpdateResults>();
for (int i = 0; i < components.Count; i++)
{
if (components[i].Destroyed)
{
ComponentRemoved(this, new ComponentRemovedEventArgs(components[i]));
components.Remove(components[i]);
continue;
}
ComponentUpdateResults result = components[i].Update(gameTime, results);
if (ComponentUpdateResults.IsEmpty(result))
{
continue;
}
results.Add(result);
}
for (int i = 0; i < results.Count; i++)
{
GameObjectComponent component = components.Find(c => results[i].CreatedThis(c));
if (results[i].BlockNextUpdate)
{
component.SkipUpdate();
}
}
return(results);
}
public bool CreatedThis(GameObjectComponent component)
{
return(ReferenceEquals(component, creator));
}
public bool ContainsComponent(GameObjectComponent component)
{
return(componentManager.Find <GameObjectComponent>(c => ReferenceEquals(c, component)) != null);
}
public bool RemoveComponent(GameObjectComponent component)
{
return(componentManager.RemoveComponent(component));
}
public void AddComponent(GameObjectComponent component)
{
componentManager.AddComponent(component);
}
public ComponentRemovedEventArgs(GameObjectComponent removedComponent)
: base(removedComponent)
{
}
public ComponentAddedEventArgs(GameObjectComponent addedComponent)
: base(addedComponent)
{
}
public GameObjectComponentEventArgs(GameObjectComponent component)
: base()
{
this.component = component;
}