57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "MVVM/Extensions/ISortableExtension.h"
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#include "MVVM/ICastable.h"
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#include "MVVM/ViewModels/TrackModel.h"
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#include "Templates/SharedPointer.h"
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#include "MVVM/Extensions/IBindingLifetimeExtension.h"
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#define UE_API MOVIESCENETOOLS_API
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class UMovieSceneBindingLifetimeTrack;
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class UMovieSceneTrack;
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namespace UE::Sequencer { template <typename T> struct TAutoRegisterViewModelTypeID; }
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namespace UE
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{
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namespace Sequencer
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{
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class FBindingLifetimeTrackModel
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: public FTrackModel
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, public IBindingLifetimeExtension
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{
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public:
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UE_SEQUENCER_DECLARE_CASTABLE_API(UE_API, FBindingLifetimeTrackModel, FTrackModel, IBindingLifetimeExtension);
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static UE_API TSharedPtr<FTrackModel> CreateTrackModel(UMovieSceneTrack* Track);
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UE_API explicit FBindingLifetimeTrackModel(UMovieSceneBindingLifetimeTrack* Track);
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UE_API FSortingKey GetSortingKey() const override;
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UE_API void OnDeferredModifyFlush() override;
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// IBindingLifetimeExtension
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const TArray<FFrameNumberRange>& GetInverseLifetimeRange() const override { return InverseLifetimeRange; }
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protected:
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UE_API virtual void OnConstruct() override;
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private:
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UE_API void RecalculateInverseLifetimeRange();
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// The inverse of the range created by all of our binding lifetime sections
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// In other words, the ranges where the object binding should be deactivated.
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TArray<FFrameNumberRange> InverseLifetimeRange;
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};
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} // namespace Sequencer
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} // namespace UE
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#undef UE_API
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