/// <summary>
/// Adds a GameoObjectComponent to this GameObject.
/// </summary>
/// <param name="component"></param>
public GameObject AddComponent(GameObjectComponent component)
{
EnforceSingleComponent <Transform>(component);
EnforceSingleComponent <Renderer>(component);
component.AttachGameObject(this);
_components.Add(component);
return(this);
}
/// <summary>
/// Checks for more than one of the provided component type and throws and exception if one already exists on this GameObject.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="component"></param>
private void EnforceSingleComponent <T>(GameObjectComponent component) where T : GameObjectComponent
{
if (!(component is T))
{
return;
}
if (this.GetComponent <T>() == null)
{
return;
}
throw new InvalidOperationException(String.Format("GameObject my only have 1 {0} component", typeof(T).Name));
}
/// <summary>
/// Removes a GameObjectComponent from this GameObject.
/// </summary>
/// <param name="component"></param>
/// <remarks>Currently only removes behaviors TODO: remove any</remarks>
public void RemoveGameObjectComponent(GameObjectComponent component)
{
if (component is Behavior)
{
_behaviors.Remove(component as Behavior);
component.GameObject = null;
}
if (component is Renderer)
{
this.Renderer = null;
}
if (component is Collider)
{
this.Collider = null;
}
}
/// <summary>
/// Adds or updates a component for this GameObject.
/// </summary>
/// <param name="component"></param>
internal void AddGameObjectComponent(GameObjectComponent component)
{
component.GameObject = this;
this.Transform = component as Transform ?? Transform;
this.Renderer = component as Renderer ?? Renderer;
this.Collider = component as Collider ?? Collider;
this.RigidBody = component as RigidBody ?? RigidBody;
this.AudioSource = component as AudioSource ?? AudioSource;
this.ParticleEmitter = component as ParticleEmitter ?? ParticleEmitter;
this.StateMachine = component as BehaviorStateMachine ?? StateMachine;
if (component is Behavior)
{
_behaviors.Add(component as Behavior);
}
component.Initialize();
}
/// <summary>
/// Removes a GameObjectComponent from this GameObject.
/// </summary>
/// <param name="component"></param>
/// <remarks>Currently only removes behaviors TODO: remove any</remarks>
public void RemoveGameObjectComponent(GameObjectComponent component)
{
if (component is Behavior)
{
_behaviors.Remove(component as Behavior);
component.GameObject = null;
}
}
/// <summary>
/// Adds or updates a component for this GameObject.
/// </summary>
/// <param name="component"></param>
internal void AddGameObjectComponent(GameObjectComponent component)
{
component.GameObject = this;
this.Transform = component as Transform ?? Transform;
this.Renderer = component as Renderer ?? Renderer;
this.Collider = component as Collider ?? Collider;
this.RigidBody = component as RigidBody ?? RigidBody;
this.AudioSource = component as AudioSource ?? AudioSource;
this.ParticleEmitter = component as ParticleEmitter ?? ParticleEmitter;
this.StateMachine = component as StateMachine ?? StateMachine;
this.Animations = component as AnimationManager ?? Animations;
if (component is Behavior)
_behaviors.Add(component as Behavior);
component.Initialize();
}
/// <summary>
/// Removes a GameObjectComponent from this GameObject.
/// </summary>
/// <param name="component"></param>
public void RemoveComponent(GameObjectComponent component)
{
_components.Remove(component);
component.DetachGameObject(this);
}
public GameObject Component(GameObjectComponent component)
{
_gameObject.AddGameObjectComponent(component);
return(_gameObject);
}
public GameObject Component(GameObjectComponent component)
{
_gameObject.AddGameObjectComponent(component);
return _gameObject;
}