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アプリに現在の位置を表示しようとしましたが、onConnected（）に到達しているとは思われません。助言がありますか？マップフラグメントで作業していて、マップがデフォルトの場所に表示されます。デフォルトの代わりに現在の場所を更新していますか？
import android.Manifest;
import android.content.Context;
import android.content.pm.PackageManager;
import android.location.Location;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.content.ContextCompat;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.MapView;
import com.google.android.gms.maps.MapsInitializer;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.LatLngBounds;
import com.google.android.gms.maps.model.MarkerOptions;
/**
* A simple {@link Fragment} subclass.
* MapsFragment is where users will be able to select the business where they currently are and either report whether the business is hb141 compliant or if there
* is any suspicious trafficking behavior to report.
*/
public class MapFragment extends Fragment implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
final String LOG = "HB141Log";
//Places API
Context context;
protected GoogleApiClient mGoogleApiClient;
protected LatLng mLastLocation;
//Maps API
MapView mMapView;
GoogleMap googleMap;
public MapFragment() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
context = getActivity().getApplicationContext();
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.fragment_map, container, false);
//this segment will initialize the mapview
mMapView = (MapView) v.findViewById(R.id.mapView);
mMapView.onCreate(savedInstanceState);
mMapView.onResume();// needed to get the map to display immediately
try {
MapsInitializer.initialize(getActivity().getApplicationContext());
} catch (Exception e) {
e.printStackTrace();
}
//then this segment uses the mapview to create a googlemap
mMapView.getMapAsync(new OnMapReadyCallback() {
@Override
public void onMapReady(GoogleMap readyMap) {
googleMap = readyMap;
googleMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
googleMap.setBuildingsEnabled(true);
final LatLngBounds NEWENGLAND = new LatLngBounds(
new LatLng(41, -73), new LatLng(47, -68));
googleMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(34, 84), 6)); //defaults to atlanta
}
});
//this segment initializes the googleapiclient for places api use
buildGoogleApiClient();
return v;
}
//callbacks for the maps api and googleapiclient
@Override
public void onResume(){
super.onResume();
mMapView.onResume();
mGoogleApiClient.connect();
}
@Override
public void onPause(){
super.onPause();
mMapView.onPause();
mGoogleApiClient.disconnect();
}
//callbacks for the maps api
@Override
public void onDestroy(){
super.onDestroy();
mMapView.onDestroy();
}
@Override
public void onLowMemory() {
super.onLowMemory();
mMapView.onLowMemory();
}
//used to build the googleapiclient
protected synchronized void buildGoogleApiClient() {
mGoogleApiClient = new GoogleApiClient
.Builder(context)
.addApi(Places.GEO_DATA_API)
.addApi(Places.PLACE_DETECTION_API)
.addApi(LocationServices.API)
.enableAutoManage(getActivity(), this)
.build();
}
@Override
public void onConnected(Bundle connectionHint) {
Location lastLocation = null;
if (ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
|| ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
lastLocation = LocationServices.FusedLocationApi.getLastLocation(
mGoogleApiClient);
}
if (lastLocation != null) {
mLastLocation = new LatLng(lastLocation.getLatitude(), lastLocation.getLongitude());
handleNewLocation(lastLocation);
}
}
private void handleNewLocation(Location loc) {
double currentLatitude = loc.getLatitude();
double currentLongitude = loc.getLongitude();
LatLng latLng = new LatLng(currentLatitude, currentLongitude);
System.out.println("handleNewLocation ");
MarkerOptions options = new MarkerOptions()
.position(latLng)
.title("I am here!");
googleMap.addMarker(options);
googleMap.moveCamera(CameraUpdateFactory.newLatLng(latLng));
}
@Override
public void onConnectionSuspended(int i) {
Log.d(LOG, "CONNECTION SUSPENDED: " + String.valueOf(i));
}
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
Log.d(LOG, "CONNECTION FAILED: " + connectionResult.getErrorMessage());
}
public void onStart() {
mGoogleApiClient.connect();
super.onStart();
}
public void onStop() {
mGoogleApiClient.disconnect();
super.onStop();
}
}