powercot

public class Fragment1 extends Fragment{

    private GoogleMap mMap;

@Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        View v =  inflater.inflate(R.layout.fragment_1, container, false);
        return v;
    }

@Override
    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        setUpMapIfNeeded();
    }

private void setUpMapIfNeeded() {
        // Do a null check to confirm that we have not already instantiated the map.
        if (mMap == null) {
            // Try to obtain the map from the SupportMapFragment.
            mMap = ((SupportMapFragment) getChildFragmentManager().findFragmentById(R.id.map1))
                    .getMap();
            // Check if we were successful in obtaining the map.
            if (mMap != null) {
                setUpMap();
            }
        }
    }

private void setUpMap() {
        mMap.setMyLocationEnabled(true);//выводим индикатор своего местоположения
    }
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <fragment
        android:id="@+id/map1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_margin="3dp"
        android:layout_weight="2"
        android:name="com.google.android.gms.maps.SupportMapFragment" />

</LinearLayout>

final Marker asd = mMap.addMarker(new MarkerOptions()
                .position(new LatLng(0, 0))
                .flat(true)
                .title(String.format("123")));

        mMap.setOnMyLocationChangeListener(new GoogleMap.OnMyLocationChangeListener() {
            @Override
            public void onMyLocationChange(Location location) {
                
                LatLng ttt = new LatLng(location.getLatitude(), location.getLongitude());
                asd.setPosition(ttt);
            }