     }
     
     /// The maximum radius of each circle.
-    var maxRadius:CGFloat {
+    public var maxRadius:CGFloat {
         get {
             return _maxRadius
         }

        }
    }
    
    func stopAnimating () {
        if isAnimating {
            removeCircles()
            hidden = true

    private let minRadius:CGFloat           = 2
    
    /// Default color of each circle
    private var _defaultColor               = UIColor.lightGrayColor()
    
    /// An indicator whether the activity indicator view is animating or not.
    private(set) public var isAnimating     = false
  
    
    // MARK: - Public properties
    
    /// Delegate, used to chose the color of each circle.
    public var delegate:MAActivityIndicatorViewDelegate?
    
    //MARK: - Public computed properties
    
    /// The number of circle indicators.
    public var numberOfCircles:Int {
        get {
            return _numberOfCircles
        }
