IGestureEventHandler.HandleSpreadPinchGesture (METH)ΒΆ

METHOD HandleSpreadPinchGesture : BOOL

This method will be called when a spread/pinch gesture was detected by the visualiuation. RETURN: TRUE - When the handler has handled this event and it should not be handled by someone else FALSE - When the event is not handled by this handler

InOut:

Scope

Name

Type

Comment

Return

HandleSpreadPinchGesture

BOOL

Input

startCenter

VisuStructPoint

The center point of the gesture on the screen where it was started

center

VisuStructPoint

The center point of the gesture where it was finished

scaleFactor

REAL

The scale factor of this gesture

startOrientation

REAL

The orientation at the start of the gesture in degrees: 0 -> first touch right, second touch left 90 -> first touch bottom, second touch top 180 -> first touch left, second touch right 270 -> first touch top, second touch bottom

rotationAngle

REAL

The orientation at the end of the gesture in degrees: 0 -> first touch right, second touch left 90 -> first touch bottom, second touch top 180 -> first touch left, second touch right 270 -> first touch top, second touch bottom

pClient

POINTER TO VisuStructClientData

A pointer to the client structure were the event occurred.