问RxSwift:如何在UILabel中添加手势？

EN

let disposeBag = DisposeBag()
let label = UILabel()
label.text = "Hello World!"

let tapGesture = UITapGestureRecognizer()
label.addGestureRecognizer(tapGesture)

tapGesture.rx.event.bind(onNext: { recognizer in
    print("touches: \(recognizer.numberOfTouches)") //or whatever you like
}).disposed(by: disposeBag)

label
        .rx
        .tapGesture()
        .when(.recognized) // This is important!
        .subscribe(onNext: { [weak self] _ in
            guard let self = self else { return }
            self.doWhatYouNeedToDo()
        })
        .disposed(by: disposeBag)

let disposeBag = DisposeBag()
let myView = UIView()

myView.rx
  .longPressGesture(numberOfTouchesRequired: 1,
                    numberOfTapsRequired: 0,
                    minimumPressDuration: 0.01,
                    allowableMovement: 1.0)
            .when(.began, .changed, .ended)
            .subscribe(onNext: { pan in
                let view = pan.view
                let location = pan.location(in: view)
                switch pan.state {
                case .began:
                    print("began")
                case .changed:
                    print("changed \(location)")
                case .ended:
                    print("ended")
                default:
                    break
                }
            }).disposed(by bag)

myView.rx
.gesture(.tap(), .pan(), .swipe([.up, .down]))
.subscribe({ onNext: gesture in
    switch gesture {
    case .tap: // Do something
    case .pan: // Do something
    case .swipeUp: // Do something 
    default: break       
    }        
}).disposed(by: bag)

var buttons: Observable<[UIButton]>!

let stringEvents = buttons
        .flatMapLatest({ Observable.merge($0.map({ button in
            return button.rx.tapGesture().when(.recognized)
                .map({ _ in return "tap" })
            }) )
        })