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  3. FChannelCurveModel

FChannelCurveModel

API > API/Editor > API/Editor/MovieSceneTools > API/Editor/MovieSceneTools/Channels

Inheritance Hierarchy

References

   
Module MovieSceneTools
Header /Engine/Source/Editor/MovieSceneTools/Public/Channels/ChannelCurveModel.h
Include #include "Channels/ChannelCurveModel.h"

Syntax

template<class ChannelType, class ChannelValue, class KeyType>  
class FChannelCurveModel : public FCurveModel

Constructors

  Type Name Description
Public function  

FChannelCurveModel ( TMovieSceneChannelHandle< ChannelType > InChannel,
UMovieSceneSection* InOwningSection,
TWeakPtr< ISequencer > InWeakSequencer
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function Const const TMovieSceneChannelHandle< ChannelType > &  
Protected function Const double

GetKeyValue ( TArrayView< const ChannelValue > Values,
int32 Index
)

  
Protected function Const void

SetKeyValue ( int32 Index,
double KeyValue
)

  

Overridden from FCurveModel

  Type Name Description
Public function Virtual void

AddKeys ( TArrayView< const FKeyPosition > InPositions,
TArrayView< const FKeyAttributes > InAttributes,
TArrayView< TOptional< FKeyHandle >>* OutKeyHandles
)

 Add keys to this curve
Public function Virtual Const void

DrawCurve ( const FCurveEditor& CurveEditor,
const FCurveEditorScreenSpace& ScreenSpace,
TArray< TTuple< double, double >>& InterpolatingPoints
)

 Draw the curve for the specified curve editor by populating an array with points on the curve between which lines should be drawn
Public function Virtual Const bool

Evaluate ( double InTime,
double& OutValue
)

 Evaluate this curve at the specified time
Public function Virtual Const const void * Access the raw pointer of the curve data
Public function Virtual Const void Retrieve curve attributes for this curve
Public function Virtual Const void

GetCurveColorObjectAndName ( UObject** OutObject,
FString& OutName
)

 Get the Object and the name to be used to store the curve model color (see UCurveEditorSettings).
Public function Virtual Const void

GetKeyDrawInfo ( ECurvePointType PointType,
const FKeyHandle InKeyHandle,
FKeyDrawInfo& OutDrawInfo
)

 Populate the specified draw info structure with data describing how to draw the specified point type
Public function Virtual Const void

GetKeyPositions ( TArrayView< const FKeyHandle > InKeys,
TArrayView< FKeyPosition > OutKeyPositions
)

 Retrieve all key positions that pertain to the specified input key handles
Public function Virtual Const void

GetKeys ( const FCurveEditor& CurveEditor,
double MinTime,
double MaxTime,
double MinValue,
double MaxValue,
TArray< FKeyHandle >& OutKeyHandles
)

 Retrieve all keys that lie in the specified time and value range
Public function Virtual Const void

GetNeighboringKeys ( const FKeyHandle InKeyHandle,
TOptional< FKeyHandle >& OutPreviousKeyHandle,
TOptional< FKeyHandle >& OutNextKeyHandle
)

 Get neighboring keys given the key handle
Public function Virtual Const int32 Get the number of keys
Public function Virtual Const UObject * Get the UObject that owns this CurveModel, for example for Sequencer this would be the UMovieSceneSection
Public function Virtual Const void

GetTimeRange ( double& MinTime,
double& MaxTime
)

 Get range of input time.
Public function Virtual Const void

GetValueRange ( double& MinValue,
double& MaxValue
)

 Get range of output values.
Public function Virtual bool Get if has changed and then reset it, this can be used for caching
Public function Virtual Const bool Returns whether the curve model should be edited or not
Public function Virtual void

Modify ()

 Explicitly modify the curve data. Called before any change is made to the curve.
Public function Virtual void

RemoveKeys ( TArrayView< const FKeyHandle > InKeys
)

 Remove all the keys with the specified key handles from this curve
Public function Virtual void

SetKeyPositions ( TArrayView< const FKeyHandle > InKeys,
TArrayView< const FKeyPosition > InKeyPositions,
EPropertyChangeType::Type ChangeType
)

 Assign key positions for the specified key handles

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