我尝试了以下代码,但它绘制直线,我想要虚线
@IBOutlet var navigationView: MGLMapView!
var polyline: MGLPolyline!
override func viewDidLoad() {
super.viewDidLoad()
var mapCoordinates: [CLLocationCoordinate2D] = []
let newCoord1 = CLLocationCoordinate2D(latitude: 8.5241, longitude: 76.9366)
let newCoord2 = CLLocationCoordinate2D(latitude:11.8745, longitude: 75.3704)
mapCoordinates.append(newCoord1)
mapCoordinates.append(newCoord2)
polyline = MGLPolyline(coordinates: mapCoordinates, count: UInt(mapCoordinates.count))
navigationView.add(polyline)
}