IGestureEventHandler.HandleSpreadPinchGesture (METH)
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
HandleSpreadPinchGestureBOOLInput
startCenterVisuStructPointThe center point of the gesture on the screen where it was started
centerVisuStructPointThe center point of the gesture where it was finished
scaleFactorREALThe scale factor of this gesture
startOrientationREALThe 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
rotationAngleREALThe 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
pClientPOINTER TO VisuStructClientData
A pointer to the client structure were the event occurred.