void UpdateProgress()
{
obj.InvokeOnMainThread (delegate {
if (!_displayContinuousImage) {
ImageView.Image = null;
ImageView.Hidden = false;
}
SpinnerView.StopAnimating ();
if (RingLayer.StrokeEnd > 1) {
RingLayer.StrokeEnd = 0.0f;
} else {
RingLayer.StrokeEnd += 0.1f;
}
});
}