         progressLayer.addAnimation(rotationAnimation, forKey: "rotationAnimation")
     }
     
-    func stopAnimating(animated: Bool)
+    func stopAnimating(animated: Bool = false)
     {
         isRotating = false
         if animated == false

        progressLayer.position = CGPoint(x: bounds.size.width/2.0, y: bounds.size.height/2.0)
    }
    
    func startAnimating(animated: Bool)
    {
        guard isComplete == false else
        {

    {
        if isRotating
        {
            startAnimating()
        }
    }
}
