     let conceptPoint = convertPoint(concept.point, fromView: canvas)
     drawCenteredDotAtPoint(conceptPoint, color: NSColor.redColor())
   }
-
+  
   // MARK: - accessibility
   
   override func accessibilityRole() -> String? {

      textField.becomeFirstResponder()
      added = true
    }

   //debugDrawing()
  }
  
  // MARK: - drawing

    self.canvas = canvas
    
    super.init(frame: frameRect)
    
    initTextField()
    addTrackingArea(hoverTrackingArea)
  }
