/// <summary>
/// Creates and begins tracking a new <see cref="Komodo.Core.ECS.Systems.Render3DSystem"/>.
/// </summary>
public Render3DSystem CreateRender3DSystem()
{
var system = new Render3DSystem(this);
Render3DSystems.Add(system);
return(system);
}
/// <summary>
/// Adds a <see cref="Komodo.Core.ECS.Components.Component"/> to the relevant <see cref="Komodo.Core.ECS.Systems.ISystem"/>. <see cref="AddComponent(Component)"/> will also remove the <see cref="Komodo.Core.ECS.Components.Component"/> from any Entity and <see cref="Komodo.Core.ECS.Systems.ISystem"/> it was attached to before.
/// </summary>
/// <param name="component"><see cref="Komodo.Core.ECS.Components.Component"/> to add.</param>
/// <returns>Whether or not the <see cref="Komodo.Core.ECS.Components.Component"/> was added to this Entity's <see cref="Components"/>. Returns false if the <see cref="Komodo.Core.ECS.Components.Component"/> already existed.</returns>
public bool AddComponent([NotNull] Component component)
{
if (component == null)
{
return(false);
}
if (Components == null)
{
Components = new List <Component>();
}
if (Components.Contains(component))
{
return(false);
}
if (component.Parent != null)
{
component.Parent.RemoveComponent(component);
}
Components.Add(component);
component.Parent = this;
switch (component)
{
case BehaviorComponent componentToAdd:
return(Game.BehaviorSystem.AddComponent(componentToAdd));
case CameraComponent componentToAdd:
return(Game.CameraSystem.AddComponent(componentToAdd));
case Drawable2DComponent componentToAdd:
if (Render2DSystem == null)
{
Render2DSystem = Game.CreateRender2DSystem();
}
return(Render2DSystem.AddComponent(componentToAdd));
case Drawable3DComponent componentToAdd:
if (Render3DSystem == null)
{
Render3DSystem = Game.CreateRender3DSystem();
}
return(Render3DSystem.AddComponent(componentToAdd));
case PhysicsComponent componentToAdd:
if (PhysicsSystem == null)
{
PhysicsSystem = Game.CreatePhysicsSystem();
}
return(PhysicsSystem.AddComponent(componentToAdd));
case SoundComponent componentToAdd:
return(Game.SoundSystem.AddComponent(componentToAdd));
default:
return(false);
}
}
/// <summary>
/// Removes an individual <see cref="Komodo.Core.ECS.Components.Component"/> from this Entity's <see cref="Components"/>.
/// </summary>
/// <param name="component"><see cref="Komodo.Core.ECS.Components.Component"/> to remove.</param>
/// <returns>Whether or not the <see cref="Komodo.Core.ECS.Components.Component"/> was removed from this Entity's <see cref="Components"/>. Will return false if the <see cref="Komodo.Core.ECS.Components.Component"/> is not present in <see cref="Components"/>.</returns>
public bool RemoveComponent([NotNull] Component component)
{
if (component == null)
{
return(false);
}
if (Components != null)
{
switch (component)
{
case BehaviorComponent componentToRemove:
if (!Game.BehaviorSystem.RemoveComponent(componentToRemove))
{
return(false);
}
break;
case CameraComponent componentToRemove:
if (Render2DSystem.ActiveCamera == componentToRemove)
{
Render2DSystem.ActiveCamera = null;
}
if (Render3DSystem.ActiveCamera == componentToRemove)
{
Render3DSystem.ActiveCamera = null;
}
if (!Game.CameraSystem.RemoveComponent(componentToRemove))
{
return(false);
}
break;
case Drawable2DComponent componentToRemove:
if (Render2DSystem != null)
{
if (!Render2DSystem.RemoveComponent(componentToRemove))
{
return(false);
}
}
break;
case Drawable3DComponent componentToRemove:
if (Render3DSystem != null)
{
if (!Render3DSystem.RemoveComponent(componentToRemove))
{
return(false);
}
}
break;
case PhysicsComponent componentToRemove:
if (PhysicsSystem != null)
{
if (!PhysicsSystem.RemoveComponent(componentToRemove))
{
return(false);
}
}
break;
case SoundComponent componentToRemove:
if (!Game.SoundSystem.RemoveComponent(componentToRemove))
{
return(false);
}
break;
default:
return(false);
}
component.Parent = null;
return(Components.Remove(component));
}
return(false);
}
