     }
     
     /// Default color of each circle
-    var defaultColor:UIColor {
+    public var defaultColor:UIColor {
         get  {
             return _defaultColor
         }

    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 var isAnimating         = false
  
    
    // MARK: - Public properties
    
    /// Delegate, used to chose the color of each circle.
    var delegate:MAActivityIndicatorViewDelegate?
    
    //MARK: - Public computed properties
    
    /// The number of circle indicators.
    var numberOfCircles:Int {
        get {
            return _numberOfCircles
        }

    }
    
    /// The spacing between circles.
    public var internalSpacing:CGFloat {
        get {
            return _internalSpacing
        }
