 
     // MARK: - Draw elements
 
-    override open func draw(_ rect: CGRect) {
+    override public func draw(_ rect: CGRect) {
         self.drawProgressBackCircle(rect)
         self.drawConnector(rect)
         self.drawDot1(rect)

import GLKit

@IBDesignable
open class FRCircleSlider: UIControl {

    @IBInspectable var selectedColor: UIColor = UIColor.blue
    @IBInspectable var firstDotColor: UIColor = UIColor.gray

    }

    func controlSetup() {
        translatesAutoresizingMaskIntoConstraints = false
        movingView.isUserInteractionEnabled = false
        movingView.translatesAutoresizingMaskIntoConstraints = false
        addSubview(movingView)
