DecalActor.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "GameFramework/Actor.h"
#include "DecalActor.generated.h"
 
class UArrowComponent;
class UBillboardComponent;
class UBoxComponent;
class UDecalComponent;
 
UCLASS(hideCategories=(Collision, Attachment, Actor, Input, Replication), showCategories=("Input|MouseInput", "Input|TouchInput"), ComponentWrapperClass, MinimalAPI)
class ADecalActor
    : public AActor
{
    GENERATED_UCLASS_BODY()
 
private:
    UPROPERTY(Category = Decal, VisibleAnywhere, BlueprintReadOnly, meta = (ExposeFunctionCategories = "Decal,Rendering|Components|Decal", AllowPrivateAccess = "true"))
    TObjectPtr<UDecalComponent> Decal;
 
#if WITH_EDITORONLY_DATA
    /* Reference to the editor only arrow visualization component */
    UPROPERTY()
    TObjectPtr<UArrowComponent> ArrowComponent;
 
    /* Reference to the billboard component */
    UPROPERTY()
    TObjectPtr<UBillboardComponent> SpriteComponent;
 
    // formerly we used this component to draw a box, now we use the DecalComponentVisualizer
    UPROPERTY()
    TObjectPtr<UBoxComponent> BoxComponent_DEPRECATED;
#endif
 
public:
 
    // BEGIN DEPRECATED (use component functions now in level script)
    UFUNCTION(BlueprintCallable, Category="Rendering|Components|Decal", meta=(DeprecatedFunction))
    ENGINE_API void SetDecalMaterial(class UMaterialInterface* NewDecalMaterial);
    UFUNCTION(BlueprintCallable, Category="Rendering|Components|Decal", meta=(DeprecatedFunction))
    ENGINE_API class UMaterialInterface* GetDecalMaterial() const;
    UFUNCTION(BlueprintCallable, Category="Rendering|Components|Decal", meta=(DeprecatedFunction))
    ENGINE_API virtual class UMaterialInstanceDynamic* CreateDynamicMaterialInstance();
    // END DEPRECATED
 
    
#if WITH_EDITOR
    //~ Begin UObject Interface
    ENGINE_API virtual void PostEditMove(bool bFinished) override;
    ENGINE_API virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
    //~ End UObject Interface
 
    //~ Begin AActor Interface.
    ENGINE_API virtual void EditorApplyScale(const FVector& DeltaScale, const FVector* PivotLocation, bool bAltDown, bool bShiftDown, bool bCtrlDown) override;
    ENGINE_API virtual bool GetReferencedContentObjects(TArray<UObject*>& Objects) const override;
    //~ End AActor Interface.
#endif // WITH_EDITOR
 
    
    ENGINE_API virtual void Serialize(FArchive& Ar) override;
    ENGINE_API virtual void PostLoad() override;
 
public:
 
    UDecalComponent* GetDecal() const { return Decal; }
#if WITH_EDITORONLY_DATA
    UArrowComponent* GetArrowComponent() const { return ArrowComponent; }
    UBillboardComponent* GetSpriteComponent() const { return SpriteComponent; }
#endif
};