Method zoom

source/MRViewer/MRTouchpadController.cpp:271–285

}

void TouchpadController::Handler::zoom( float scale, bool kinetic, GestureState state )
{
    switch ( state )
    {
        case GestureState::Begin:
            ENQUEUE_VIEWER_METHOD( "Zoom touchpad gesture started", touchpadZoomGestureBegin );
            break;
        case GestureState::Update:
            ENQUEUE_VIEWER_METHOD_ARGS_SKIPABLE( "Zoom touchpad gesture updated", touchpadZoomGestureUpdate, scale, kinetic );
            break;
        case GestureState::End:
            ENQUEUE_VIEWER_METHOD( "Zoom touchpad gesture ended", touchpadZoomGestureEnd );
            break;
    }
}

}