refactor!: IGameObject removed

Engine.Core/Behaviour2D.cs

@@ -0,0 +1,28 @@
+using Syntriax.Engine.Core.Abstract;
+
+namespace Syntriax.Engine.Core;
+
+public abstract class Behaviour2D : Behaviour, IBehaviour2D
+{
+    public ITransform2D Transform { get; private set; } = null!;
+
+    protected sealed override void OnInitialize(IInitializable _)
+    {
+        Transform = BehaviourController.GetBehaviourInChildren<ITransform2D>() ?? throw new($"{HierarchyObject.Name} does not contain any {nameof(ITransform2D)}");
+        base.OnInitialize(_);
+    }
+
+    protected sealed override void OnFinalize(IInitializable _)
+    {
+        Transform = null!;
+        base.OnFinalize(_);
+    }
+
+    protected sealed override void OnUnassign(IAssignable assignable) => base.OnUnassign(assignable);
+    protected sealed override void PreUpdate(IBehaviourController behaviourController) => base.PreUpdate(behaviourController);
+    protected sealed override void FirstActiveFrame() => base.FirstActiveFrame();
+    protected sealed override void Update(IBehaviourController behaviourController) => base.Update(behaviourController);
+    protected sealed override void PreDraw(IBehaviourController behaviourController) => base.PreDraw(behaviourController);
+    protected sealed override void EnteredHierarchy(IHierarchyObject sender, IGameManager gameManager) => base.EnteredHierarchy(sender, gameManager);
+    protected sealed override void ExitedHierarchy(IHierarchyObject sender, IGameManager gameManager) => base.ExitedHierarchy(sender, gameManager);
+}