Ios swift 3谷歌地图-如何更新地图上的标记
我正在使用谷歌地图 这是我的代码:Ios swift 3谷歌地图-如何更新地图上的标记,ios,google-maps,swift3,xcode8,Ios,Google Maps,Swift3,Xcode8,我正在使用谷歌地图 这是我的代码: import UIKit import GoogleMaps class ViewController: UIViewController { @IBAction func pressed(_ sender: Any) { //self.myMapView.marker.position = CLLocationCoordinate2D(latitude: +31.75097956, longitude: +35.23694378) }
import UIKit
import GoogleMaps
class ViewController: UIViewController {
@IBAction func pressed(_ sender: Any) {
//self.myMapView.marker.position = CLLocationCoordinate2D(latitude: +31.75097956, longitude: +35.23694378)
}
@IBOutlet weak var myMapView: GMSMapView!
override func viewDidLoad() {
super.viewDidLoad()
let camera = GMSCameraPosition.camera(withLatitude: +31.75097946, longitude: +35.23694368, zoom: 17.0)
self.myMapView.mapType = .terrain
self.myMapView.camera = camera
// Creates a marker in the center of the map.
let marker = GMSMarker()
marker.position = CLLocationCoordinate2D(latitude: +31.75097946, longitude: +35.23694368)
marker.title = "some text"
marker.map = self.myMapView
marker.opacity = 1.0
}
有一个UIView,可将地图加载到其中。还有一个按钮。按下按钮时,我想更新标记的位置
谢谢创建
标记
作为类变量。和按钮点击功能添加以下代码
import UIKit
import GoogleMaps
class ViewController: UIViewController {
@IBOutlet weak var myMapView: GMSMapView!
var marker: GMSMarker!
override func viewDidLoad() {
super.viewDidLoad()
let camera = GMSCameraPosition.camera(withLatitude: +31.75097946, longitude: +35.23694368, zoom: 17.0)
self.myMapView.mapType = .terrain
self.myMapView.camera = camera
// Creates a marker in the center of the map.
marker = GMSMarker()
marker.position = CLLocationCoordinate2D(latitude: +31.75097946, longitude: +35.23694368)
marker.title = "some text"
marker.map = self.myMapView
marker.opacity = 1.0
}
@IBAction func pressed(_ sender: Any) {
//New location coordinate
marker.position = CLLocationCoordinate2D(latitude: -1.75097946, longitude: +15.23694368)
let camera = GMSCameraPosition.camera(withTarget: marker.position, zoom: 17.0)
mapView.camera = camera
}
}
创建
标记
作为类变量。和按钮点击功能添加以下代码
import UIKit
import GoogleMaps
class ViewController: UIViewController {
@IBOutlet weak var myMapView: GMSMapView!
var marker: GMSMarker!
override func viewDidLoad() {
super.viewDidLoad()
let camera = GMSCameraPosition.camera(withLatitude: +31.75097946, longitude: +35.23694368, zoom: 17.0)
self.myMapView.mapType = .terrain
self.myMapView.camera = camera
// Creates a marker in the center of the map.
marker = GMSMarker()
marker.position = CLLocationCoordinate2D(latitude: +31.75097946, longitude: +35.23694368)
marker.title = "some text"
marker.map = self.myMapView
marker.opacity = 1.0
}
@IBAction func pressed(_ sender: Any) {
//New location coordinate
marker.position = CLLocationCoordinate2D(latitude: -1.75097946, longitude: +15.23694368)
let camera = GMSCameraPosition.camera(withTarget: marker.position, zoom: 17.0)
mapView.camera = camera
}
}
是否要更新在
viewdiload()
上添加的标记位置?是。这是正确的。是否要更新在viewdiload()
上添加的标记位置?是。这是正确的