class
1 2 @IBOutlet weak var label: UILabel! 3 4 override func viewDidLoad() { 5 super.viewDidLoad() 6 } 7 8 override func didReceiveMemoryWarning() { 9 super.didReceiveMemoryWarning() 10 } 11 12 func animateImage(target:UIView){ 13 let timePerSecond = 4 / view.bounds.size.width 14 15 let remainTime = (view.bounds.size.width - target.frame.origin.x) * timePerSecond 16 17 // アニメーション 18 UIView.transition(with: target, duration: TimeInterval( remainTime), options: .curveLinear, animations: { () -> Void in 19 20 // 画面右まで移動 21 target.frame.origin.x = self.view.bounds.width 22 23 }, completion: { _ in 24 self.animateImage(target: target) 25 }) 26 } 27 28 29 override func viewDidAppear(_ animated: Bool) { 30 super.viewDidAppear(animated) 31 32 animateImage(target: label) 33 34 35 36 37 } 38 39 40 41}
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