MovieSceneCameraCutSection.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Curves/KeyHandle.h"
#include "EntitySystem/IMovieSceneEntityProvider.h"
#include "EntitySystem/MovieSceneEntityIDs.h"
#include "Misc/Guid.h"
#include "MovieSceneObjectBindingID.h"
#include "MovieSceneSection.h"
#include "UObject/ObjectMacros.h"
#include "UObject/SequencerObjectVersion.h"
#include "MovieSceneCameraCutSection.generated.h"
 
struct FMovieSceneSequenceID;
class IMovieScenePlayer;
class UCameraComponent;
 
UCLASS(MinimalAPI)
class UMovieSceneCameraCutSection 
    : public UMovieSceneSection
    , public IMovieSceneEntityProvider
{
    GENERATED_BODY()
 
public:
    UMovieSceneCameraCutSection(const FObjectInitializer& Init);
 
    void SetCameraGuid(const FGuid& InGuid)
    {
        SetCameraBindingID(UE::MovieScene::FRelativeObjectBindingID(InGuid));
    }
 
    UFUNCTION(BlueprintPure, Category = "Sequencer|Section")
    const FMovieSceneObjectBindingID& GetCameraBindingID() const
    {
        return CameraBindingID;
    }
 
    UFUNCTION(BlueprintCallable, Category = "Sequencer|Section")
    void SetCameraBindingID(const FMovieSceneObjectBindingID& InCameraBindingID)
    {
        CameraBindingID = InCameraBindingID;
    }
 
    //~ UMovieSceneSection interface
    virtual void OnBindingIDsUpdated(const TMap<UE::MovieScene::FFixedObjectBindingID, UE::MovieScene::FFixedObjectBindingID>& OldFixedToNewFixedMap, FMovieSceneSequenceID LocalSequenceID, TSharedRef<UE::MovieScene::FSharedPlaybackState> SharedPlaybackState) override;
    virtual void GetReferencedBindings(TArray<FGuid>& OutBindings) override;
 
    virtual void PostLoad() override;
 
    MOVIESCENETRACKS_API UCameraComponent* GetFirstCamera(IMovieScenePlayer& Player, FMovieSceneSequenceID SequenceID) const;
 
#if WITH_EDITOR
    MOVIESCENETRACKS_API virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
#endif
 
    void ComputeInitialCameraCutTransform();
 
private:
    virtual void ImportEntityImpl(UMovieSceneEntitySystemLinker* EntityLinker, const FEntityImportParams& Params, FImportedEntity* OutImportedEntity) override;
 
public:
    UPROPERTY(EditAnywhere, Category="Section")
    bool bLockPreviousCamera = false;
 
private:
    UPROPERTY()
    FGuid CameraGuid_DEPRECATED;
 
    UPROPERTY(EditAnywhere, Category="Section")
    FMovieSceneObjectBindingID CameraBindingID;
 
    UPROPERTY()
    FTransform InitialCameraCutTransform;
    UPROPERTY()
    bool bHasInitialCameraCutTransform = false;
 
#if WITH_EDITORONLY_DATA
public:
    float GetThumbnailReferenceOffset() const
    {
        return ThumbnailReferenceOffset;
    }
 
    void SetThumbnailReferenceOffset(float InNewOffset)
    {
        Modify();
        ThumbnailReferenceOffset = InNewOffset;
    }
 
private:
 
    UPROPERTY()
    float ThumbnailReferenceOffset;
#endif
 
    friend class UMovieSceneCameraCutTrackInstance;
};