StrokeView
StrokeView
是在扩展的 UIView
上的可处理往返手势。
使用方法
class ViewController: UIViewController, StrokeViewDelegate {
override func viewDidLoad() {
super.viewDidLoad()
let strokeView: StrokeView = StrokeView()
strokeView.delegate = self
view.addSubview(strokeView)
}
func strokeViewDidStroke(_ strokeView: StrokeView) {
print("did stroke!!!")
}
}