FKeyOperation | Unreal Engine 5.7 Documentation

Structure defining an opeartion that should add keys to a track


Name	FKeyOperation
Type	struct
Header File	/Engine/Source/Editor/Sequencer/Public/SequencerKeyParams.h
Include Path	#include "SequencerKeyParams.h"

Syntax

struct FKeyOperation

Name	Remarks
FSectionCandidates

Name	Type	Remarks	Include Path
CallbackType	void(UMovieSceneTrack *, TArrayView< const FKeySectionOperation >)		SequencerKeyParams.h

Name	Type	Remarks	Include Path	Unreal Specifiers
CandidatesByTrack	TMap< UMovieSceneTrack *, FSectionCandidates >	Mapping of track to section key data	SequencerKeyParams.h

Name	Remarks	Include Path
void ApplyDefault ( FFrameNumber InKeyTime, ISequencer& InSequencer, TArray< FAddKeyResult >* OutResults ) const	Apply this operation	SequencerKeyParams.h
void InitializeOperation ( FFrameNumber InKeyTime )	Called before this operation is applied - intializes the sections and adds them to the transaction buffer	SequencerKeyParams.h
void IterateOperations ( TFunctionRef< CallbackType > Callback ) const	Iterate all the individual operations	SequencerKeyParams.h
void Populate ( UMovieSceneTrack* InTrack, TSharedPtr< ISequencerSection > InSection, TSharedPtr< IKeyArea > InKeyArea )	Populate this operation with a specific track, section and channel.	SequencerKeyParams.h

Name	Remarks	Include Path	Unreal Specifiers
static void ApplyOperations ( FFrameNumber InKeyTime, TArrayView< const FKeySectionOperation > InOperations, const FGuid& ObjectBindingID, ISequencer& InSequencer, TArray< FAddKeyResult >* OutResults )	Apply a specific set of section operations	SequencerKeyParams.h