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  3. FMovieSceneChannelValueHelper

FMovieSceneChannelValueHelper

Utility class that gets and sets a specific key value for a key struct

Unreal Engine C++ API Reference > Runtime > MovieScene

References

   
Module MovieScene
Header /Engine/Source/Runtime/MovieScene/Public/MovieSceneKeyStructHelper.h
Include #include "MovieSceneKeyStructHelper.h"

Syntax

struct FMovieSceneChannelValueHelper

Remarks

Utility class that gets and sets a specific key value for a key struct

Constructors

  Type Name Description
Public function  

FMovieSceneChannelValueHelper ( const TMovieSceneChannelHandle< ChannelType >& InChannel,
ValueType* InUserValue,
TArrayView< const FKeyHandle > AllKeyHandles
)

 Construction from a channel handle, a pointer to an external user-facing value on the key struct, and an array of handles
Public function  

FMovieSceneChannelValueHelper ( const TMovieSceneChannelHandle< ChannelType >& InChannel,
ValueType* InUserValue,
TOptional< TTuple< FKeyHandle, FFrameNumber >> InKeyHandleAndTime
)

 Construction from a channel handle, a pointer to an external user-facing value on the key struct, and a specific key handle/time

Functions

  Type Name Description
Public function Static TOptional< TTuple< FKeyHandle, FFrameNumber > >

FindFirstKey ( ChannelType* InChannel,
TArrayView< const FKeyHandle > AllKeyHandles
)

 Attempt to find a single key handle that exists on the specified channel

Operators

  Type Name Description
Public function IChannelValueHelper * Pointer operator overload that allows access to the underlying interface

Classes

  Type Name Description
Public struct IChannelValueHelper Underlying implementation interface  

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