private void AddImageBackground()
        {
            var view = new UIRoundView();

            InitViewFrame(view, _settings.ImageBackgroundDiamterAspect);
            view.BackgroundColor = _settings.ImageBackgroundColor;
            AddSubview(view);
        }
        private void AddCircle(int indexOutsideIn)
        {
            var view     = new UIRoundView();
            var size     = GetCircleSize(indexOutsideIn);
            var location = GetCircleLocation(size);

            view.Frame = new CGRect(location, size);
            var circleColor = _settings.ImageBackgroundColor.ColorWithAlpha(_settings.OuterCircleAlpha);

            view.BackgroundColor = circleColor;
            view.Alpha           = 0.0f;
            _animatableCircles[indexOutsideIn] = view;
            AddSubview(view);
        }