MovieSceneAudioTrack.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "MovieSceneNameableTrack.h"
#include "MovieSceneAudioTrack.generated.h"
 
class USoundBase;
 
namespace AudioTrackConstants
{
    const float ScrubDuration = 0.050f;
}
 
 
UCLASS(MinimalAPI)
class UMovieSceneAudioTrack
    : public UMovieSceneNameableTrack
{
    GENERATED_UCLASS_BODY()
 
public:
 
    MOVIESCENETRACKS_API virtual UMovieSceneSection* AddNewSoundOnRow(USoundBase* Sound, FFrameNumber Time, int32 RowIndex);
 
    virtual UMovieSceneSection* AddNewSound(USoundBase* Sound, FFrameNumber Time) { return AddNewSoundOnRow(Sound, Time, INDEX_NONE); }
 
    const TArray<UMovieSceneSection*>& GetAudioSections() const
    {
        return AudioSections;
    }
 
public:
 
    // UMovieSceneTrack interface
 
    MOVIESCENETRACKS_API virtual bool SupportsType(TSubclassOf<UMovieSceneSection> SectionClass) const override;
    MOVIESCENETRACKS_API virtual void RemoveAllAnimationData() override;
    MOVIESCENETRACKS_API virtual bool HasSection(const UMovieSceneSection& Section) const override;
    MOVIESCENETRACKS_API virtual void AddSection(UMovieSceneSection& Section) override;
    MOVIESCENETRACKS_API virtual void RemoveSection(UMovieSceneSection& Section) override;
    MOVIESCENETRACKS_API virtual void RemoveSectionAt(int32 SectionIndex) override;
    MOVIESCENETRACKS_API virtual bool IsEmpty() const override;
    MOVIESCENETRACKS_API virtual const TArray<UMovieSceneSection*>& GetAllSections() const override;
    MOVIESCENETRACKS_API virtual bool SupportsMultipleRows() const override;
    MOVIESCENETRACKS_API virtual UMovieSceneSection* CreateNewSection() override;
 
    MOVIESCENETRACKS_API virtual void GetCompatibleUserDecorationsImpl(TSet<UClass*>& OutClasses) const override;
 
    // ~UObject interface
    MOVIESCENETRACKS_API virtual void PostRename(UObject* OldOuter, const FName OldName) override;
 
private:
 
    UPROPERTY()
    TArray<TObjectPtr<UMovieSceneSection>> AudioSections;
 
#if WITH_EDITORONLY_DATA
 
public:
 
    int32 GetRowHeight() const
    {
        return RowHeight;
    }
 
    void SetRowHeight(int32 NewRowHeight)
    {
        RowHeight = FMath::Max(16, NewRowHeight);
    }
 
private:
 
    UPROPERTY()
    int32 RowHeight;
 
#endif
};