import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()


        // 一つめのスライダー
        let startPointSlider = UISlider(frame: CGRect(x:0, y:0, width:350, height:30))
        startPointSlider.layer.position = CGPoint(x:self.view.frame.midX, y:500)
        startPointSlider.backgroundColor = UIColor.white
        startPointSlider.layer.cornerRadius = 10.0
        startPointSlider.layer.shadowOpacity = 0.5
        startPointSlider.layer.masksToBounds = false
        startPointSlider.addTarget(self, action: #selector(self.onStartPointlabel(_:)), for: .valueChanged)

        // 最小値と最大値を設定する.
        startPointSlider.minimumValue = 0
        startPointSlider.maximumValue = 100

        self.view.addSubview(startPointSlider)

        //一つめのラベル
        let startPointlabel = UILabel()
        startPointlabel.text = "start point"
        startPointlabel.sizeToFit()
        startPointlabel.layer.position = CGPoint(x:self.view.frame.midX, y:450)
        self.view.addSubview(startPointlabel)

        // 二つめのスライダー
        let endPointSlider = UISlider(frame: CGRect(x:0, y:0, width:350, height:30))
        endPointSlider.layer.position = CGPoint(x:self.view.frame.midX, y:600)
        endPointSlider.backgroundColor = UIColor.white
        endPointSlider.layer.cornerRadius = 10.0
        endPointSlider.layer.shadowOpacity = 0.5
        endPointSlider.layer.masksToBounds = false
        endPointSlider.addTarget(self, action: #selector(self.onEndPointlabel(_:)), for: .valueChanged)

        // 最小値と最大値を設定する.
        endPointSlider.minimumValue = 0
        endPointSlider.maximumValue = 100

        self.view.addSubview(endPointSlider)

        //二つめのラベル
        let endPointlabel = UILabel()
        endPointlabel.text = "end point"
        endPointlabel.sizeToFit()
        endPointlabel.layer.position = CGPoint(x:self.view.frame.midX, y:550)
        self.view.addSubview(endPointlabel)

    }

    /*
     Sliderの値が変わった時に呼ばれるメソッド
     */

    func onStartPointlabel(_ sender:UISlider!)
    {
        print(sender.value)

    }

    func onEndPointlabel(_ sender:UISlider!)
    {
        print(sender.value)

    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
    }


}