由于某种原因,我的市场不能扩展到当地。事实上,无论我更改什么,它都不会更改缩放。我是不是把它加载到了错误的代码部分,或者我遗漏了什么?任何帮助都是非常感谢的。
我的代码是:
@IBOutlet var here: MKMapView!
var locationManager: CLLocationManager?
var selectedItem: String?
func locationManager
(manager: CLLocationManager!,didUpdateToLocation newLocation: CLLocation!,
fromLocation oldLocation: CLLocation!){
manager.desiredAccuracy = kCLLocationAccuracyBest
var region = self.here.region as MKCoordinateRegion
self.here.setRegion(region, animated: true)
region.span.longitudeDelta = 0.0144927536
region.span.latitudeDelta = 0.0144927536
}发布于 2015-02-03 08:28:26
我认为在设置区域之前,您需要设置lat和long。setRegion函数用于放大特定部分,缩放的级别取决于您的范围。这是一个缩放地图的示例。
let span = MKCoordinateSpanMake(0.075, 0.075)
let region = MKCoordinateRegion(center: CLLocationCoordinate2D(latitude: lat, longitude: long), span: span)
mapView.setRegion(region, animated: true)https://stackoverflow.com/questions/28289230
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