How to get current location of device on google maps api v2?

Question

I´ve found some methods to do that but are deprecated or doesn´t work. I would like to get current latitude and longitude from device.

Here is how I\'m getting the c

Answer 1

 public class MainActivity extends FragmentActivity implements OnMapReadyCallback,
    GoogleApiClient.ConnectionCallbacks,
    GoogleApiClient.OnConnectionFailedListener,
    GoogleMap.OnMarkerDragListener,
    GoogleMap.OnMapLongClickListener,
    GoogleMap.OnMarkerClickListener, LocationListener,
    View.OnClickListener {


private static final String TAG = "MapsActivity";
Location mCurrentLocation;
String mLastUpdateTime;
private GoogleMap mMap;
private GoogleApiClient googleApiClient;
private Marker mCurrLocationMarker;
private LocationRequest mLocationRequest;
private ArrayList routePoints;
private Polyline line;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    // Obtain the SupportMapFragment and get notified when the map is ready to be used.
    SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
            .findFragmentById(map);


    mapFragment.getMapAsync(this);

    //Initializing googleApiClient
    googleApiClient = new GoogleApiClient.Builder(this)
            .addConnectionCallbacks(this)
            .addOnConnectionFailedListener(this)
            .addApi(LocationServices.API)
            .build();

    routePoints = new ArrayList();


}

@Override
public void onClick(View v) {

}

@Override
public void onConnected(Bundle bundle) {
    mLocationRequest = new LocationRequest();
    mLocationRequest.setInterval(1000);
    mLocationRequest.setFastestInterval(1000);
    mLocationRequest.setSmallestDisplacement(0.1F); //added
    mLocationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY); //changed
    if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        // TODO: Consider calling
        //    ActivityCompat#requestPermissions
        // here to request the missing permissions, and then overriding
        //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
        //                                          int[] grantResults)
        // to handle the case where the user grants the permission. See the documentation
        // for ActivityCompat#requestPermissions for more details.
        return;
    }
    LocationServices.FusedLocationApi.requestLocationUpdates(googleApiClient, mLocationRequest, this);
}

@Override
public void onConnectionSuspended(int i) {

}

@Override
public void onConnectionFailed(ConnectionResult connectionResult) {

}

@Override
public void onMapLongClick(LatLng latLng) {
    // mMap.clear();
    mMap.addMarker(new MarkerOptions().position(latLng).draggable(true));
}

@Override
public boolean onMarkerClick(Marker marker) {
    Toast.makeText(MainActivity.this, "onMarkerClick", Toast.LENGTH_SHORT).show();
    return true;
}

@Override
public void onMarkerDragStart(Marker marker) {
    Toast.makeText(MainActivity.this, "onMarkerDragStart", Toast.LENGTH_SHORT).show();
}

@Override
public void onMarkerDrag(Marker marker) {
    Toast.makeText(MainActivity.this, "onMarkerDrag", Toast.LENGTH_SHORT).show();
}

@Override
public void onMarkerDragEnd(Marker marker) {
    // getting the Co-ordinates
   /* latitude = marker.getPosition().latitude;
    longitude = marker.getPosition().longitude;*/

    //move to current position
}

@Override
public void onMapReady(GoogleMap googleMap) {
    mMap = googleMap;
    mMap.setMapType(GoogleMap.MAP_TYPE_SATELLITE);
    // googleMapOptions.mapType(googleMap.MAP_TYPE_HYBRID)
    //    .compassEnabled(true);

   /* LatLng india = new LatLng(20.5937, 78.9629);
    mMap.addMarker(new MarkerOptions().position(india).title("Marker in India"));
    mMap.moveCamera(CameraUpdateFactory.newLatLng(india));
    mMap.setOnMarkerDragListener(this);
    mMap.setOnMapLongClickListener(this);*/
    if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        // TODO: Consider calling
        //    ActivityCompat#requestPermissions
        // here to request the missing permissions, and then overriding
        //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
        //                                          int[] grantResults)
        // to handle the case where the user grants the permission. See the documentation
        // for ActivityCompat#requestPermissions for more details.
        return;
    }
    mMap.setMyLocationEnabled(true);
}


@Override
protected void onStart() {
    googleApiClient.connect();
    super.onStart();
}

@Override
protected void onStop() {
    googleApiClient.disconnect();
    super.onStop();
}

@Override
public void onLocationChanged(Location location) {

    if (mCurrLocationMarker != null) {
        mCurrLocationMarker.remove();
    }
    mCurrentLocation = location;
    mLastUpdateTime = DateFormat.getTimeInstance().format(new Date());
    addMarker();
   /* //Place current location marker
    LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude());
    MarkerOptions markerOptions = new MarkerOptions();
    markerOptions.position(latLng);
    markerOptions.title("Current Position");
    markerOptions.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_RED));
    mCurrLocationMarker = mMap.addMarker(markerOptions);

    //move map camera
    mMap.moveCamera(CameraUpdateFactory.newLatLng(latLng));
    mMap.animateCamera(CameraUpdateFactory.zoomTo(18));

    PolylineOptions pOptions = new PolylineOptions()
            .width(5)
            .color(Color.GREEN)
            .geodesic(true);
    for (int z = 0; z < routePoints.size(); z++) {
        LatLng point = routePoints.get(z);
        pOptions.add(point);
    }
    line = mMap.addPolyline(pOptions);
    routePoints.add(latLng);*/
}

private void addMarker() {
    MarkerOptions options = new MarkerOptions();
    IconGenerator iconFactory = new IconGenerator(this);
    iconFactory.setStyle(IconGenerator.STYLE_GREEN);
    options.icon(BitmapDescriptorFactory.fromBitmap(iconFactory.makeIcon(mLastUpdateTime)));
    options.anchor(iconFactory.getAnchorU(), iconFactory.getAnchorV());
    LatLng currentLatLng = new LatLng(mCurrentLocation.getLatitude(), mCurrentLocation.getLongitude());
    options.position(currentLatLng);
    mCurrLocationMarker = mMap.addMarker(options);
    long atTime = mCurrentLocation.getTime();
    mLastUpdateTime = DateFormat.getTimeInstance().format(new Date(atTime));
    mCurrLocationMarker.setTitle(mLastUpdateTime);
    Log.d(TAG, "Marker added.............................");
    mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(currentLatLng,
            18));
    mMap.animateCamera(CameraUpdateFactory.zoomTo(18));
    PolylineOptions pOptions = new PolylineOptions()
            .width(5)
            .color(Color.BLACK)
            .geodesic(true);
    for (int z = 0; z < routePoints.size(); z++) {
        LatLng point = routePoints.get(z);
        pOptions.add(point);
    }
    line = mMap.addPolyline(pOptions);
    routePoints.add(currentLatLng);
    Log.d(TAG, "Zoom done.............................");
}
}