旧代码以这种方式完美运行:
LatLng location = new LatLng (myClass.myLocation.Latitude,myClass.myLocation.Longitude);
CameraPosition.Builder builder = CameraPosition.InvokeBuilder ();
builder.Target (location);
builder.Zoom (18);
CameraPosition cameraPosition = builder.Build ();
MapsInitializer.Initialize (this);
CameraUpdate cameraUpdate = CameraUpdateFactory.NewCameraPosition (cameraPosition);
MapFragment googleMap = FragmentManager.FindFragmentById<MapFragment> (Resource.Id.map);
theMap = googleMap.Map;
if (theMap != null) {
theMap.MapType = GoogleMap.MapTypenormal;
theMap.MoveCamera (cameraUpdate);
}
但是现在.Map已经过时并且已弃用,我必须以某种方式使用.GetMapAsync:
theMap = googleMap.GetMapAsync (IOnMapReadyCallback);
但我不明白怎么做.
有人可以帮助我吗?
解决方法
您的地图片段类必须实现OnMapReadyCallback并覆盖onMapReady():
@Override
public void onMapReady(final GoogleMap map) {
this.map = map;
map.setMyLocationEnabled(true);
}
在onCreateView中使用getMapAsync()来设置片段的回调:
MapFragment mapFragment = (MapFragment) getFragmentManager()
.findFragmentById(R.id.map); mapFragment.getMapAsync(this);
您需要实现谷歌地图V2所需的一切:
https://developers.google.com/maps/documentation/android/map