         buttonReset.setTitle(
             NSLocalizedString("VCameraScale_reset", comment:""),
             for:UIControlState.normal)
-        buttonReset.titleLabel!.font = UIFont.medium(size:15)
+        buttonReset.titleLabel!.font = UIFont.medium(size:14)
         buttonReset.addTarget(
             self,
             action:#selector(actionReset(sender:)),

        buttonDone.translatesAutoresizingMaskIntoConstraints = false
        buttonDone.clipsToBounds = true
        buttonDone.backgroundColor = UIColor.genericLight
        buttonDone.layer.cornerRadius = kButtonHeight / 2.0
        buttonDone.setTitleColor(
            UIColor.white,
            for:UIControlState.normal)

    private weak var layoutDoneLeft:NSLayoutConstraint!
    private var totalHeight:CGFloat
    private var minPercent:CGFloat
    private let kButtonDoneHeight:CGFloat = 35
    private let kButtonResetHeight:CGFloat = 50
    private let kButtonWidth:CGFloat = 120
    private let kSliderTop:CGFloat = 90
    private let kSliderBottom:CGFloat = -40
    private let kMinAcceptedSize:CGFloat = 50
    
    override init(controller:CController)
