Map styles

public class SampleChangeStylesActivity extends AppCompatActivity implements Style.OnStyleLoaded{

    private MapView mapView;
    private TrimbleMapsMap map;
    private String chosenStyle = "Day Style"; // Used for toasts

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        // Authorize the api key for the session.
        // .apiKey() requires your Trimble Maps API key
        TrimbleMapsAccount trimbleMapsAccount = TrimbleMapsAccount.builder()
                .apiKey("Your-API-key-here")
                .addLicensedFeature(LicensedFeature.MAPS_SDK)
                .build();

        // Initialize the session
        TrimbleMapsAccountManager.initialize(trimbleMapsAccount);
        TrimbleMapsAccountManager.awaitInitialization();

        // Get an instance of the map, done before the layout is set.
        TrimbleMaps.getInstance(this);
        setContentView(R.layout.activity_sample_change_styles);

        // Set up the MapView from the layout
        mapView = (MapView) findViewById(R.id.mapView);
        // the onMapReadyCallback is fired when the map is ready to be worked with
        mapView.getMapAsync(new OnMapReadyCallback() {
            @Override
            public void onMapReady(@NonNull TrimbleMapsMap trimbleMapsMap) {
                // The TrimbleMapsMap object is created, now a style can be applied to render a map.
                // Set the initial camera position for a starting location
                map = trimbleMapsMap;
                CameraPosition position = new CameraPosition.Builder()
                        .target(new LatLng(40.7584766,-73.9840227))
                        .zoom(13)
                        .build();
                map.setCameraPosition(position);

                // Set the style, the callback is implemented into the class.
                map.setStyle(Style.MOBILE_DAY, SampleChangeStylesActivity.this);
            }
        });
    }

    // When the buttons in the layout are clicked, this function is called to change the style
    public void onClickChangeStyle(View view) {
        // Simple switch statement on the button's text, style will change depending on it.
        String buttonText = ((Button) view).getText().toString();
        switch (buttonText) {
            case "Satellite":
                chosenStyle = "Satellite Style";
                map.setStyle(Style.SATELLITE, this);
                break;
            case "Day":
                chosenStyle = "Day Style";
                map.setStyle(Style.MOBILE_DAY, this);
                break;
            case "Night":
                chosenStyle = "Night Style";
                map.setStyle(Style.MOBILE_NIGHT, this);
                break;
        }
    }

    // Implemented onStyleLoaded to the class. When the style is changed a small toast appears to
    // confirm the choice.
    @Override
    public void onStyleLoaded(@NonNull Style style) {
        Toast toast = Toast.makeText(SampleChangeStylesActivity.this, chosenStyle, Toast.LENGTH_SHORT);
        toast.show();
    }

    /**
     * Activity Overrides
     */
    @Override
    public void onLowMemory() {
        super.onLowMemory();
        mapView.onLowMemory();
    }
    @Override
    public void onStart() {
        super.onStart();
        mapView.onStart();
    }
    @Override
    public void onResume() {
        super.onResume();
        mapView.onResume();
    }
    @Override
    public void onStop() {
        super.onStop();
        mapView.onStop();
    }
    @Override
    public void onPause() {
        super.onPause();
        mapView.onPause();
    }
    @Override
    public void onDestroy() {
        super.onDestroy();
        mapView.onDestroy();
    }
}