Map styles
Contents
Set the map to night, day, or satellite.
activity_sample_change_styles.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<com.trimblemaps.mapsdk.maps.MapView
android:id="@+id/mapView"
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<LinearLayout
android:id="@+id/linearLayout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent">
<Button
android:onClick="onClickChangeStyle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Day" />
<Button
android:onClick="onClickChangeStyle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Night" />
<Button
android:onClick="onClickChangeStyle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Satellite" />
</LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>
SampleChangeStylesActivity.java
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(getString(R.string.API_KEY))
.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();
}
}