     let INTERVAL_TEXT_LEFT_MARGIN = 10.0
     let INTERVAL_TEXT_MAX_WIDTH   = 100.0
     let CIRCLE_SIZE : CGFloat     = 14.0
+    
+    let LABEL_TEXT_WIDTH  = 60.0
+    let LABEL_TEXT_HEIGHT = 15.0
     
     
     private var graphLayer     : CAShapeLayer?

        setupGraphLayer()
        backgroundColor     = UIColor.clear
        isOpaque            = false
        
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func setupGraphLayer() {
        graphLayer = CAShapeLayer()

            maskLayer?.add(pathAnimation2, forKey: "path")
        }
        CATransaction.commit()
        
        
        
        
        // рисую надписи вертикальные
//        let ctx = UIGraphicsGetCurrentContext()
//        ctx!.translateBy( x: 0.5 * bounds.width, y: 0.5 * bounds.height )
//        ctx!.rotate(by: CGFloat(M_PI*45/180))
        
    }//====================================================================================================
     //====================================================================================================
     //====================================================================================================
