import SpriteKit

class GameScene: SKScene {

    override func didMove(to view: SKView) {
        self.anchorPoint = CGPoint(x: 0.5, y: 0.5)

        let frameA = CGRect(x: 10, y: 10, width: 100, height: 100)
        let labelA = LabelA(frame: frameA, title: "aaa")
        view.addSubview(labelA)
        labelA.layer.zPosition = 2

        let frameB = CGRect(x: 50, y: 50, width: 100, height: 100)
        let labelB = LabelB(frame: frameB, title: "bbb")
        view.addSubview(labelB)
        labelB.layer.zPosition = 1
    }
}

class LabelA: UIView {
    let title: String
    init(frame: CGRect, title: String) {
        self.title = title
        super.init(frame: frame)
        self.backgroundColor = UIColor.blue

        let rect = CGRect(x: CGPoint.zero.x, y: CGPoint.zero.y, width: self.frame.size.width, height: 20)
        let label = UILabel(frame: rect)
        label.text = self.title
        label.backgroundColor = UIColor.red
        self.addSubview(label)
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
        let hitView = super.hitTest(point, with: event)
        print("[ (self.title) ] (hitView)")
        return nil
    }
}

class LabelB: UIView {
    let title: String
    init(frame: CGRect, title: String) {
        self.title = title
        super.init(frame: frame)
        self.backgroundColor = UIColor.green

        let rect = CGRect(x: CGPoint.zero.x, y: CGPoint.zero.y, width: self.frame.size.width, height: 20)
        let label = UILabel(frame: rect)
        label.text = self.title
        label.backgroundColor = UIColor.red
        self.addSubview(label)
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
        let hitView = super.hitTest(point, with: event)
        print("[ (self.title) ] (hitView)")
        return nil
    }
}