106 lines
3.2 KiB
C#
106 lines
3.2 KiB
C#
using Syntriax.Engine.Core.Abstract;
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namespace Syntriax.Engine.Core;
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public abstract class Behaviour : BehaviourBase
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{
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private bool isInitializedThisFrame = false;
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protected IGameManager GameManager => BehaviourController.HierarchyObject.GameManager;
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protected IHierarchyObject HierarchyObject => BehaviourController.HierarchyObject;
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public Behaviour()
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{
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OnInitialized += OnInitialize;
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OnFinalized += OnFinalize;
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OnUnassigned += OnUnassign;
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}
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protected virtual void OnUnassign() { }
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protected virtual void OnUnassign(IAssignable assignable) => OnUnassign();
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protected virtual void OnInitialize() { }
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protected virtual void OnInitialize(IInitializable _)
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{
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isInitializedThisFrame = true;
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BehaviourController.OnPreUpdate += PreUpdate;
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BehaviourController.OnPreDraw += PreDraw;
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BehaviourController.OnUpdate += Update;
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BehaviourController.HierarchyObject.OnEnteredHierarchy += EnteredHierarchy;
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BehaviourController.HierarchyObject.OnExitedHierarchy += ExitedHierarchy;
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OnInitialize();
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if (HierarchyObject.IsInHierarchy)
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EnteredHierarchy(HierarchyObject, GameManager);
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}
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protected virtual void OnFinalize() { }
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protected virtual void OnFinalize(IInitializable _)
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{
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BehaviourController.OnPreUpdate -= PreUpdate;
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BehaviourController.OnPreDraw -= PreDraw;
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BehaviourController.OnUpdate -= Update;
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BehaviourController.HierarchyObject.OnEnteredHierarchy -= EnteredHierarchy;
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BehaviourController.HierarchyObject.OnExitedHierarchy -= ExitedHierarchy;
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OnFinalize();
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if (HierarchyObject.IsInHierarchy)
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ExitedHierarchy(HierarchyObject, GameManager);
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}
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protected virtual void OnPreUpdatePreActiveCheck() { }
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protected virtual void OnPreUpdate() { }
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protected virtual void PreUpdate(IBehaviourController _)
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{
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OnPreUpdatePreActiveCheck();
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if (!IsActive)
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return;
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if (isInitializedThisFrame)
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FirstActiveFrame();
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OnPreUpdate();
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}
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protected virtual void OnFirstActiveFrame() { }
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protected virtual void FirstActiveFrame()
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{
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OnFirstActiveFrame();
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isInitializedThisFrame = false;
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}
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protected virtual void OnUpdatePreActiveCheck() { }
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protected virtual void OnUpdate() { }
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protected virtual void Update(IBehaviourController _)
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{
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OnUpdatePreActiveCheck();
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if (!IsActive)
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return;
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OnUpdate();
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}
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protected virtual void OnPreDrawPreActiveCheck() { }
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protected virtual void OnPreDraw() { }
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protected virtual void PreDraw(IBehaviourController _)
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{
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OnPreDrawPreActiveCheck();
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if (!StateEnable.Enabled)
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return;
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OnPreDraw();
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}
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protected virtual void OnEnteredHierarchy(IGameManager gameManager) { }
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protected virtual void EnteredHierarchy(IHierarchyObject sender, IGameManager gameManager) => OnEnteredHierarchy(gameManager);
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protected virtual void OnExitedHierarchy(IGameManager gameManager) { }
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protected virtual void ExitedHierarchy(IHierarchyObject sender, IGameManager gameManager) => OnExitedHierarchy(gameManager);
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}
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