MovieSceneDataLayerSection.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreTypes.h"
#include "UObject/ObjectMacros.h"
#include "WorldPartition/DataLayer/ActorDataLayer.h"
#include "WorldPartition/DataLayer/DataLayerAsset.h"
#include "EntitySystem/IMovieSceneEntityProvider.h"
#include "MovieSceneSection.h"
#include "MovieSceneDataLayerSection.generated.h"
 
UCLASS(MinimalAPI)
class UMovieSceneDataLayerSection
    : public UMovieSceneSection
    , public IMovieSceneEntityProvider
{
public:
 
    GENERATED_BODY()
 
    UMovieSceneDataLayerSection(const FObjectInitializer& ObjInit);
 
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API EDataLayerRuntimeState GetDesiredState() const;
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API void SetDesiredState(EDataLayerRuntimeState InDesiredState);
 
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API EDataLayerRuntimeState GetPrerollState() const;
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API void SetPrerollState(EDataLayerRuntimeState InPrerollState);
 
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API bool GetFlushOnActivated() const;
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API void SetFlushOnActivated(bool bFlushOnActivated);
 
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API bool GetFlushOnUnload() const;
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    MOVIESCENETRACKS_API void SetFlushOnUnload(bool bFlushOnUnload);
        
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    const TArray<UDataLayerAsset*>& GetDataLayerAssets() const { return DataLayerAssets; }
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    void SetDataLayerAssets(const TArray<UDataLayerAsset*>& InDataLayerAssets) { DataLayerAssets = InDataLayerAssets; }
 
private:
 
    virtual void ImportEntityImpl(UMovieSceneEntitySystemLinker* EntityLinker, const FEntityImportParams& Params, FImportedEntity* OutImportedEntity) override;
 
private:
    UPROPERTY(EditAnywhere, Category = DataLayer)
    TArray<TObjectPtr<UDataLayerAsset>> DataLayerAssets;
 
    UPROPERTY(EditAnywhere, Category=DataLayer)
    EDataLayerRuntimeState DesiredState;
 
    UPROPERTY(EditAnywhere, Category=DataLayer, Meta=(EditCondition="HasPreRoll", EditConditionHides))
    EDataLayerRuntimeState PrerollState;
 
    UPROPERTY(EditAnywhere, Category=DataLayer, Meta=(EditCondition="DesiredState == EDataLayerRuntimeState::Activated", EditConditionHides))
    bool bFlushOnActivated;
 
    UPROPERTY(EditAnywhere, Category=DataLayer, Meta=(EditCondition="DesiredState == EDataLayerRuntimeState::Unloaded", EditConditionHides))
    bool bFlushOnUnload;
 
    UFUNCTION()
    bool HasPreRoll() const { return GetPreRollFrames() > 0.0f; }
};