protected override void OnOrientationChanged(OrientationChangedEventArgs e)
{
// call default behaviour
base.OnOrientationChanged(e);
// animate "Cancel" and "Light" buttons
AnimateButtons(e);
// animate rectangle
mRectangle.AnimateOrientationChange(e);
// orientation change events MUST be forwarded to RecognizerControl
mRecognizer.OnOrientationChanged(e);
}