AnimatedAttributeManager.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Framework/Application/SlateApplication.h"
 
class TAnimatedAttributeBase : public TSharedFromThis<TAnimatedAttributeBase>
{
protected:
    
    SLATE_API TAnimatedAttributeBase();
    SLATE_API virtual ~TAnimatedAttributeBase();
 
    SLATE_API void Register();
    SLATE_API void Unregister();
 
    virtual void Tick(float InDeltaTime) = 0;
 
private:
 
    TAnimatedAttributeBase(const TAnimatedAttributeBase& InOther) = delete;
    TAnimatedAttributeBase& operator =(const TAnimatedAttributeBase& Other) = delete;
 
    bool bIsRegistered;
 
    friend class FAnimatedAttributeManager;
};
 
class FAnimatedAttributeManager
{
 
public:
 
    FAnimatedAttributeManager();
    ~FAnimatedAttributeManager();
 
    SLATE_API static FAnimatedAttributeManager& Get();
    SLATE_API void Tick(float InDeltaTime);
 
    SLATE_API void SetupTick();
    SLATE_API void TeardownTick();
 
private:
 
    void RegisterAttribute(const TSharedRef<TAnimatedAttributeBase>& InAttribute);
    void UnregisterAttribute(const TSharedRef<TAnimatedAttributeBase>& InAttribute);
 
    TArray<TWeakPtr<TAnimatedAttributeBase>> Attributes;
    FDelegateHandle TickHandle;
 
    friend class TAnimatedAttributeBase;
};