Navigation SDK is currently available only to select customers. Contact sales to learn more.
New map styling is coming soon to Google Maps Platform. This update to map styling includes a new default color palette and improvements to map experiences and usability. All map styles will be automatically updated in March 2025. For more information on availability and how to opt in earlier, see New map style for Google Maps Platform.
private SupportNavigationFragment mNavFragment;
mNavFragment = (SupportNavigationFragment)
getFragmentManager().findFragmentById(R.id.navigation_fragment);
// Create the custom control view.
MyCustomView myCustomView = new MyCustomView();
// Add the custom control to the bottom end corner of the layout.
mNavFragment.setCustomControl(myCustomView, CustomControlPosition.
BOTTOM_END_BELOW);
package com.example.navsdkcustomization;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.widget.Toast;
import androidx.annotation.NonNull;
import com.google.android.libraries.navigation.Camera;
import com.google.android.libraries.navigation.LatLng;
import com.google.android.libraries.navigation.ListenableResultFuture;
import com.google.android.libraries.navigation.Marker;
import com.google.android.libraries.navigation.MarkerOptions;
import com.google.android.libraries.navigation.NavigationApi;
import com.google.android.libraries.navigation.NavigationMap;
import com.google.android.libraries.navigation.Navigator;
import com.google.android.libraries.navigation.SimulationOptions;
import com.google.android.libraries.navigation.StylingOptions;
import com.google.android.libraries.navigation.SupportNavigationFragment;
import com.google.android.libraries.navigation.Waypoint;
/**
* An activity that displays a map and a customized navigation UI.
*/
public class NavigationActivityCustomization extends AppCompatActivity {
private static final String TAG = NavigationActivityCustomization.class.getSimpleName();
private Navigator mNavigator;
private SupportNavigationFragment mNavFragment;
private NavigationMap mMap;
// Define the Sydney Opera House by specifying its place ID.
private static final String SYDNEY_OPERA_HOUSE = "ChIJ3S-JXmauEmsRUcIaWtf4MzE";
// Set fields for requesting location permission.
private static final int PERMISSIONS_REQUEST_ACCESS_FINE_LOCATION = 1;
private boolean mLocationPermissionGranted;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Initialize the Navigation SDK.
initializeNavigationSdk();
}
/**
* Starts the Navigation SDK and sets the camera to follow the device's location.
* Calls the navigateToPlace() method when the navigator is ready.
*/
private void initializeNavigationSdk() {
/*
* Request location permission, so that we can get the location of the
* device. The result of the permission request is handled by a callback,
* onRequestPermissionsResult.
*/
if (ContextCompat.checkSelfPermission(this.getApplicationContext(),
android.Manifest.permission.ACCESS_FINE_LOCATION)
== PackageManager.PERMISSION_GRANTED) {
mLocationPermissionGranted = true;
} else {
ActivityCompat.requestPermissions(this,
new String[] { android.Manifest.permission.ACCESS_FINE_LOCATION },
PERMISSIONS_REQUEST_ACCESS_FINE_LOCATION);
}
if (!mLocationPermissionGranted) {
displayMessage("Error loading Navigation SDK: "
+ "The user has not granted location permission.");
return;
}
// Get a navigator.
NavigationApi.getNavigator(this, new NavigationApi.NavigatorListener() {
/**
* Sets up the navigation UI when the navigator is ready for use.
*/
@Override
public void onNavigatorReady(Navigator navigator) {
displayMessage("Navigator ready.");
mNavigator = navigator;
mNavFragment = (SupportNavigationFragment) getFragmentManager()
.findFragmentById(R.id.navigation_fragment);
// Navigate to a place, specified by Place ID.
navigateToPlace(SYDNEY_OPERA_HOUSE);
}
/**
* Handles errors from the Navigation SDK.
* @param errorCode The error code returned by the navigator.
*/
@Override
public void onError(@NavigationApi.ErrorCode int errorCode) {
switch (errorCode) {
case NavigationApi.ErrorCode.NOT_AUTHORIZED:
displayMessage("Error loading Navigation SDK: Your API key is "
+ "invalid or not authorized to use the Navigation SDK.");
break;
case NavigationApi.ErrorCode.TERMS_NOT_ACCEPTED:
displayMessage("Error loading Navigation SDK: User did not accept "
+ "the Navigation Terms of Use.");
break;
case NavigationApi.ErrorCode.NETWORK_ERROR:
displayMessage("Error loading Navigation SDK: Network error.");
break;
case NavigationApi.ErrorCode.LOCATION_PERMISSION_MISSING:
displayMessage("Error loading Navigation SDK: Location permission "
+ "is missing.");
break;
default:
displayMessage("Error loading Navigation SDK: " + errorCode);
}
}
});
}
/**
* Customizes the navigation UI and the map.
*/
private void customizeNavigationUI() {
// Set custom colors for the navigator.
mNavFragment.setStylingOptions(new StylingOptions()
.primaryDayModeThemeColor(0xff1A237E)
.secondaryDayModeThemeColor(0xff3F51B5)
.primaryNightModeThemeColor(0xff212121)
.secondaryNightModeThemeColor(0xff424242)
.headerLargeManeuverIconColor(0xffffff00)
.headerSmallManeuverIconColor(0xffffa500)
.headerNextStepTypefacePath("/system/fonts/NotoSerif-BoldItalic.ttf")
.headerNextStepTextColor(0xff00ff00)
.headerNextStepTextSize(20f)
.headerDistanceTypefacePath("/system/fonts/NotoSerif-Italic.ttf")
.headerDistanceValueTextColor(0xff00ff00)
.headerDistanceUnitsTextColor(0xff0000ff)
.headerDistanceValueTextSize(20f)
.headerDistanceUnitsTextSize(18f)
.headerInstructionsTypefacePath("/system/fonts/NotoSerif-BoldItalic.ttf")
.headerInstructionsTextColor(0xffffff00)
.headerInstructionsFirstRowTextSize(24f)
.headerInstructionsSecondRowTextSize(20f)
.headerGuidanceRecommendedLaneColor(0xffffa500));
// Get the map.
mMap = mNavFragment.getMap();
// Turn off the traffic layer on the map.
mMap.setTrafficEnabled(false);
// Place a marker at the final destination.
if (mNavigator.getCurrentRouteSegment() != null) {
LatLng destinationLatLng = mNavigator.getCurrentRouteSegment()
.getDestinationLatLng();
Bitmap destinationMarkerIcon = BitmapFactory.decodeResource(
getResources(), R.drawable.ic_person_pin_48dp);
mMap.addMarker(new MarkerOptions()
.position(destinationLatLng)
.icon(destinationMarkerIcon)
.title("Destination marker"));
// Listen for a tap on the marker.
mMap.setOnMarkerClickListener(new NavigationMap.OnMarkerClickListener() {
@Override
public void onMarkerClick(Marker marker) {
displayMessage("Marker tapped: "
+ marker.getTitle() + ", at location "
+ marker.getPosition().latitude + ", "
+ marker.getPosition().longitude);
}
});
}
// Set the camera to follow the device location with 'TILTED' driving view.
mNavFragment.getCamera().followMyLocation(Camera.Perspective.TILTED);
}
/**
* Requests directions from the user's current location to a specific place (provided
* by the Google Places API).
*/
private void navigateToPlace(String placeId) {
Waypoint destination;
try {
destination = Waypoint.fromPlaceId(placeId, null);
} catch (Waypoint.UnsupportedPlaceIdException e) {
displayMessage("Error starting navigation: Place ID is not supported.");
return;
}
// Create a future to await the result of the asynchronous navigator task.
ListenableResultFuture<Navigator.RouteStatus> pendingRoute =
mNavigator.setDestination(destination);
// Define the action to perform when the SDK has determined the route.
pendingRoute.setOnResultListener(
new ListenableResultFuture.OnResultListener<Navigator.RouteStatus>() {
@Override
public void onResult(Navigator.RouteStatus code) {
switch (code) {
case OK:
// Hide the toolbar to maximize the navigation UI.
if (getActionBar() != null) {
getActionBar().hide();
}
// Customize the navigation UI.
customizeNavigationUI();
// Enable voice audio guidance (through the device speaker).
mNavigator.setAudioGuidance(
Navigator.AudioGuidance.VOICE_ALERTS_AND_GUIDANCE);
// Simulate vehicle progress along the route for demo/debug builds.
if (BuildConfig.DEBUG) {
mNavigator.getSimulator().simulateLocationsAlongExistingRoute(
new SimulationOptions().speedMultiplier(5));
}
// Start turn-by-turn guidance along the current route.
mNavigator.startGuidance();
break;
// Handle error conditions returned by the navigator.
case NO_ROUTE_FOUND:
displayMessage("Error starting navigation: No route found.");
break;
case NETWORK_ERROR:
displayMessage("Error starting navigation: Network error.");
break;
case ROUTE_CANCELED:
displayMessage("Error starting navigation: Route canceled.");
break;
default:
displayMessage("Error starting navigation: "
+ String.valueOf(code));
}
}
});
}
/**
* Handles the result of the request for location permissions.
*/
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[],
@NonNull int[] grantResults) {
mLocationPermissionGranted = false;
switch (requestCode) {
case PERMISSIONS_REQUEST_ACCESS_FINE_LOCATION: {
// If request is canceled, the result arrays are empty.
if (grantResults.length > 0
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
mLocationPermissionGranted = true;
}
}
}
}
/**
* Shows a message on screen and in the log. Used when something goes wrong.
* @param errorMessage The message to display.
*/
private void displayMessage(String errorMessage) {
Toast.makeText(this, errorMessage, Toast.LENGTH_LONG).show();
Log.d(TAG, errorMessage);
}
}
private GoogleMap mMap;
// Get the map, and when the async call returns, setTrafficEnabled
// (callback will be on the UI thread)
mMap = mNavFragment.getMapAsync(navMap -> navMap.setTrafficEnabled(false));
// Force night mode on.
mNavFragment.setForceNightMode(FORCE_NIGHT);
ルートリストを表示
まず、ビューを作成して階層に追加します。
void setupDirectionsListView() {
// Create the view.
DirectionsListView directionsListView = new DirectionsListView(getApplicationContext());
// Add the view to your view hierarchy.
ViewGroup group = findViewById(R.id.directions_view);
group.addView(directionsListView);
// Add a button to your layout to close the directions list view.
ImageButton button = findViewById(R.id.close_directions_button); // this button is part of the container we hide in the next line.
button.setOnClickListener(
v -> findViewById(R.id.directions_view_container).setVisibility(View.GONE));
}