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  3. FGestureRecognizer

FGestureRecognizer

API > API/Runtime > API/Runtime/Engine

References

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

Syntax

class FGestureRecognizer

Variables

  Type Name Description
Protected variable float AnchorDistanceSq  
Protected variable FVector2D[EKeys::NUM_TOUCH_KEYS] AnchorPoints Special gesture tracking values
Protected variable bool bIsReadyForFlick  
Protected variable bool bIsReadyForPinch  
Protected variable TMap< FKey, float > CurrentGestureValues A mapping of a gesture to it's current value (how far swiped, pinch amount, etc)
Protected variable FVector2D FlickCurrent  
Protected variable float FlickTime  
Protected variable FVector2D LastPinchPoint_End  
Protected variable FVector2D LastPinchPoint_Start Special pinch tracking values
Protected variable int32 PreviousTouchCount  
Protected variable float StartAngle  

Constructors

  Type Name Description
Public function   Constructor

Functions

  Type Name Description
Public function void

DetectGestures ( const FVector(&) Touches,
UPlayerInput* PlayerInput,
float DeltaTime
)

 Attempt to detect touch gestures
Protected function void

HandleGesture ( UPlayerInput* PlayerInput,
FKey Gesture,
bool bStarted,
bool bEnded
)

 Internal processing of gestures
Public function void

SetAnchorDistanceSquared ( const FVector2D FirstPoint,
const FVector2D SecontPoint
)

 Save the distance between the anchor points

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