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activity_location_component

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:mapbox="http://schemas.android.com/apk/res-auto"
android:orientation="vertical">
 
<com.mapbox.mapboxsdk.maps.MapView
android:id="@+id/mapView"
android:layout_width="match_parent"
mapbox:mapbox_cameraZoom="12"
android:layout_height="match_parent" />
 
</FrameLayout>

LocationComponentActivity.java

Java

Kotlin

package com.mapbox.mapboxandroiddemo.examples.location;
 
import android.os.Bundle;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import android.widget.Toast;
 
import com.mapbox.android.core.permissions.PermissionsListener;
import com.mapbox.android.core.permissions.PermissionsManager;
import com.mapbox.mapboxandroiddemo.R;
import com.mapbox.mapboxsdk.Mapbox;
import com.mapbox.mapboxsdk.location.LocationComponent;
import com.mapbox.mapboxsdk.location.LocationComponentActivationOptions;
import com.mapbox.mapboxsdk.location.modes.CameraMode;
import com.mapbox.mapboxsdk.location.modes.RenderMode;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.maps.Style;
 
import java.util.List;
 
/**
* Use the LocationComponent to easily add a device location "puck" to a Mapbox map.
*/
public class LocationComponentActivity extends AppCompatActivity implements
OnMapReadyCallback, PermissionsListener {
 
private PermissionsManager permissionsManager;
private MapboxMap mapboxMap;
private MapView mapView;
 
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
 
// Mapbox access token is configured here. This needs to be called either in your application
// object or in the same activity which contains the mapview.
Mapbox.getInstance(this, getString(R.string.access_token));
 
// This contains the MapView in XML and needs to be called after the access token is configured.
setContentView(R.layout.activity_location_component);
 
mapView = findViewById(R.id.mapView);
mapView.onCreate(savedInstanceState);
mapView.getMapAsync(this);
}
 
@Override
public void onMapReady(@NonNull final MapboxMap mapboxMap) {
LocationComponentActivity.this.mapboxMap = mapboxMap;
 
mapboxMap.setStyle(new Style.Builder().fromUri("mapbox://styles/mapbox/cjerxnqt3cgvp2rmyuxbeqme7"),
new Style.OnStyleLoaded() {
@Override
public void onStyleLoaded(@NonNull Style style) {
enableLocationComponent(style);
}
});
}
 
@SuppressWarnings( {"MissingPermission"})
private void enableLocationComponent(@NonNull Style loadedMapStyle) {
// Check if permissions are enabled and if not request
if (PermissionsManager.areLocationPermissionsGranted(this)) {
 
// Get an instance of the component
LocationComponent locationComponent = mapboxMap.getLocationComponent();
 
// Activate with options
locationComponent.activateLocationComponent(
LocationComponentActivationOptions.builder(this, loadedMapStyle).build());
 
// Enable to make component visible
locationComponent.setLocationComponentEnabled(true);
 
// Set the component's camera mode
locationComponent.setCameraMode(CameraMode.TRACKING);
 
// Set the component's render mode
locationComponent.setRenderMode(RenderMode.COMPASS);
} else {
permissionsManager = new PermissionsManager(this);
permissionsManager.requestLocationPermissions(this);
}
}
 
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
permissionsManager.onRequestPermissionsResult(requestCode, permissions, grantResults);
}
 
@Override
public void onExplanationNeeded(List<String> permissionsToExplain) {
Toast.makeText(this, R.string.user_location_permission_explanation, Toast.LENGTH_LONG).show();
}
 
@Override
public void onPermissionResult(boolean granted) {
if (granted) {
mapboxMap.getStyle(new Style.OnStyleLoaded() {
@Override
public void onStyleLoaded(@NonNull Style style) {
enableLocationComponent(style);
}
});
} else {
Toast.makeText(this, R.string.user_location_permission_not_granted, Toast.LENGTH_LONG).show();
finish();
}
}
 
@Override
@SuppressWarnings( {"MissingPermission"})
protected void onStart() {
super.onStart();
mapView.onStart();
}
 
@Override
protected void onResume() {
super.onResume();
mapView.onResume();
}
 
@Override
protected void onPause() {
super.onPause();
mapView.onPause();
}
 
@Override
protected void onStop() {
super.onStop();
mapView.onStop();
}
 
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
 
@Override
protected void onDestroy() {
super.onDestroy();
mapView.onDestroy();
}
 
@Override
public void onLowMemory() {
super.onLowMemory();
mapView.onLowMemory();
}
}