onScaleUpdate method
Implementation
@override
void onScaleUpdate(OpsScaleUpdateDetails details) {
_updateGestureRotation(
details.localFocalPoint.dx, details.localFocalPoint.dy);
setStateIfNotDispose();
}
@override
void onScaleUpdate(OpsScaleUpdateDetails details) {
_updateGestureRotation(
details.localFocalPoint.dx, details.localFocalPoint.dy);
setStateIfNotDispose();
}