swift - 导航按钮 用户位置

Question

我需要什么样的代码才能使我的栏按钮像在 Google map 中一样定位并缩放到用户的位置？我尝试了以下方法:

if Navigationbutton != nil {
    Navigationbutton.target = MKMapView()
    Navigationbutton.action = CLLocationCoordinate2D (latitude: location!.coordinate.latitude, longitude: location.coordinate.longitude)

Answer 1

我认为您正在寻找的是 MKUserTrackingBarButtonItem! https://developer.apple.com/library/ios/documentation/MapKit/Reference/MKUserTrackingBarButtonItemClassRef/