 class CircularScrollView: RotatableView {
     override init(frame: CGRect) {
         self.contentView = PolarView(radius: 0, angle: 0, frame: frame)
-        self.contentView.layer.borderColor = UIColor.yellowColor().CGColor
         super.init(frame: frame)
         super.addSubview(self.contentView)
 

    }

    private var contentView: PolarView
    var contentOffset: Double {
        get {
            return -1 * self.offset

        }
    }

    var polarCoordinatedSubviews: [PolarCoordinated] = []

    private var subviewsToShow: [PolarCoordinated] {
        let lower = self.contentOffset
        let upper = self.contentOffset + M_PI * 2
        return self.polarCoordinatedSubviews.filter { (p) -> Bool in
