BlackboardKeyType_Struct.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "BehaviorTree/Blackboard/BlackboardKeyType.h"
#include "StructUtils/InstancedStruct.h"
 
#include "BlackboardKeyType_Struct.generated.h"
 
class UBlackboardComponent;
 
struct FConstStructView;
 
UCLASS(EditInlineNew, MinimalAPI, meta = (DisplayName = "Struct"))
class UBlackboardKeyType_Struct : public UBlackboardKeyType
{
    GENERATED_BODY()
 
public:
    using FDataType = FConstStructView;
    static AIMODULE_API const FDataType InvalidValue;
 
    UBlackboardKeyType_Struct(const FObjectInitializer& ObjectInitializer);
 
    static AIMODULE_API FConstStructView GetValue(UBlackboardKeyType_Struct* KeyOb, const uint8* RawData);
    static AIMODULE_API bool SetValue(UBlackboardKeyType_Struct* KeyOb, uint8* RawData, FConstStructView Value);
 
    virtual EBlackboardCompare::Type CompareValues(const UBlackboardComponent& OwnerComp, const uint8* MemoryBlock, const UBlackboardKeyType* OtherKeyOb, const uint8* OtherMemoryBlock) const override;
    virtual void CopyValues(UBlackboardComponent& OwnerComp, uint8* MemoryBlock, const UBlackboardKeyType* SourceKeyOb, const uint8* SourceBlock) override;
 
    virtual FString DescribeSelf() const override;
    virtual bool IsAllowedByFilter(UBlackboardKeyType* FilterOb) const override;
 
    virtual void InitializeMemory(UBlackboardComponent& OwnerComp, uint8* MemoryBlock) override;
    virtual void FreeMemory(UBlackboardComponent& OwnerComp, uint8* MemoryBlock) override;
    virtual void Clear(UBlackboardComponent& OwnerComp, uint8* MemoryBlock) override;
 
    virtual void PostLoad() override;
 
#if WITH_EDITOR
    virtual void PostEditChangeProperty(struct FPropertyChangedEvent& PropertyChangedEvent) override;
#endif // WITH_EDITOR
 
    UPROPERTY(Category = Blackboard, EditDefaultsOnly, DisplayName = DefaultValue)
    FInstancedStruct DefaultValue;
 
protected:
    // Runtime value of the key if it is instanced otherwise is empty.
    UPROPERTY(Transient)
    FInstancedStruct Value;
 
    void UpdateNeedsInstance();
 
    virtual FString DescribeValue(const UBlackboardComponent& OwnerComp, const uint8* RawData) const override;
    virtual bool TestBasicOperation(const UBlackboardComponent& OwnerComp, const uint8* MemoryBlock, EBasicKeyOperation::Type Op) const override;
};