                                                width: size.width, height: size.height))
         imageView2 = UIImageView(frame: CGRect(x: 0, y: 500,
                                                width: size.width, height: size.height))
+        contourView1 = UIView()
+        contourView2 = UIView()
 
         configure()
 
-        let index = 20
+        let index = 0
         let range: Range<Int> = index ..< (index + 1)
         let displayed = true
 

        imageView1.layer.borderColor = UIColor.red.cgColor
        imageView1.layer.borderWidth = 1

        contourView1 = UIView()
        contourView1.layer.borderColor = UIColor.red.cgColor
        contourView1.layer.borderWidth = 1

        imageView2.layer.borderColor = UIColor.red.cgColor
        imageView2.layer.borderWidth = 1

        contourView2 = UIView()
        contourView2.layer.borderColor = UIColor.red.cgColor
        contourView2.layer.borderWidth = 1
    }

        imageView.addSubview(view)
    }
}
