Customize Floating Buttons

Customize styling of floating buttons

This example shows:

  1. How to customize the styling of Navigation floating buttons

    1. navigationViewReCentreInfoColor
    2. navigationViewReCentreBackgroundDrawable
    3. navViewSoundColor
    4. navViewSoundBackgroundColor
    5. navViewPauseColor
    6. navViewPauseBackgroundColor
    7. navViewRestartColor
    8. navViewRestartBackgroundColor
    9. navigationCurrentSpeedBackgroundColor
    10. navigationCurrentSpeedTextColor
    11. navigationCurrentSpeedUnitTextColor
  2. How to config custom navigation style using NavLauncherConfig.Builder

For all code examples, refer to Navigation Code Examples

activity_custom_floating_buttons_style.xml view source

1<?xml version="1.0" encoding="utf-8"?>
2<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3    android:layout_width="match_parent"
4    android:layout_height="match_parent"
5    android:orientation="vertical"
6    android:padding="10dp">
7
8    <LinearLayout
9        android:layout_width="wrap_content"
10        android:orientation="vertical"
11        android:layout_height="wrap_content">
12        <Button
13            android:id="@+id/fetchRoute"
14            android:layout_width="wrap_content"
15            android:layout_height="wrap_content"
16            android:textSize="12sp"
17            android:text="@string/fetch_route"/>
18
19        <Button
20            android:id="@+id/startNav"
21            android:layout_width="wrap_content"
22            android:layout_height="wrap_content"
23            android:textSize="12sp"
24            android:text="@string/start_navigation_with_custom_floating_button"/>
25    </LinearLayout>
26
27    <TextView
28        android:id="@+id/routeGeometry"
29        android:layout_width="wrap_content"
30        android:layout_height="wrap_content"
31        android:layout_marginTop="10dp"/>
32
33    <ProgressBar
34        android:id="@+id/progress"
35        android:visibility="gone"
36        android:layout_width="wrap_content"
37        android:layout_height="wrap_content"
38        android:layout_gravity="center"/>
39
40</LinearLayout>

themes.xml view source

1<style name="Theme.CustomNavFloatingButtons" parent="NavigationViewLight">
2        <!-- You can customize your navigation style here-->
3        <item name="navigationViewReCentreInfoColor">#FFA90403</item>
4        <item name="navigationViewReCentreBackgroundDrawable">@drawable/recenter_btn_background</item>
5        <item name="navViewSoundColor">#FFA90403</item>
6        <item name="navViewSoundBackgroundColor">#FF6E7ACA</item>
7        <item name="navViewPauseColor">#FFFFC0A8</item>
8        <item name="navViewPauseBackgroundColor">@color/white</item>
9        <item name="navViewRestartColor">#FFFFC0A8</item>
10        <item name="navViewRestartBackgroundColor">@color/white</item>
11        <item name="navigationCurrentSpeedBackgroundColor">#FF6E7ACA</item>
12        <item name="navigationCurrentSpeedTextColor">@color/black</item>
13        <item name="navigationCurrentSpeedUnitTextColor">#FF9E10FF</item>
14</style>
15
16<style name="Theme.CustomNavFloatingButtonsDark" parent="NavigationViewDark">
17        <!-- You can customize your navigation style here-->
18        <item name="navigationViewReCentreInfoColor">#FFA90403</item>
19        <item name="navigationViewReCentreBackgroundDrawable">@drawable/recenter_btn_background</item>
20        <item name="navViewSoundColor">#FFA90403</item>
21        <item name="navViewSoundBackgroundColor">#FF6E7ACA</item>
22        <item name="navViewPauseColor">#FFFFC0A8</item>
23        <item name="navViewPauseBackgroundColor">@color/white</item>
24        <item name="navViewRestartColor">#FFFFC0A8</item>
25        <item name="navViewRestartBackgroundColor">@color/white</item>
26        <item name="navigationCurrentSpeedBackgroundColor">#FF6E7ACA</item>
27        <item name="navigationCurrentSpeedTextColor">@color/black</item>
28        <item name="navigationCurrentSpeedUnitTextColor">#FF9E10FF</item>
29</style>

CustomFloatingButtonsStyleActivity view source

1package ai.nextbillion.navigation.demo.activity;
2
3import android.os.Bundle;
4import android.view.View;
5import android.widget.Button;
6import android.widget.ProgressBar;
7import android.widget.TextView;
8
9import ai.nextbillion.kits.directions.models.DirectionsResponse;
10import ai.nextbillion.kits.directions.models.DirectionsRoute;
11import ai.nextbillion.kits.geojson.Point;
12import ai.nextbillion.maps.location.modes.RenderMode;
13import ai.nextbillion.navigation.demo.R;
14import ai.nextbillion.navigation.ui.NBNavigation;
15import ai.nextbillion.navigation.ui.NavLauncherConfig;
16import ai.nextbillion.navigation.ui.NavigationLauncher;
17import androidx.annotation.NonNull;
18import androidx.appcompat.app.AppCompatActivity;
19import retrofit2.Call;
20import retrofit2.Callback;
21import retrofit2.Response;
22
23public class CustomFloatingButtonsStyleActivity extends AppCompatActivity implements View.OnClickListener {
24
25
26    private Button fetchRoute;
27    private Button startNav;
28    private TextView routeGeometry;
29    private DirectionsRoute directionsRoute;
30    private ProgressBar progress;
31    @Override
32    protected void onCreate(Bundle savedInstanceState) {
33        super.onCreate(savedInstanceState);
34        setContentView(R.layout.activity_custom_floating_buttons_style);
35        fetchRoute = findViewById(R.id.fetchRoute);
36        startNav = findViewById(R.id.startNav);
37        routeGeometry = findViewById(R.id.routeGeometry);
38        progress = findViewById(R.id.progress);
39        fetchRoute.setOnClickListener(this);
40        startNav.setOnClickListener(this);
41        startNav.setEnabled(false);
42
43    }
44
45    @Override
46    public void onClick(View view) {
47        if (view.getId() == R.id.fetchRoute) {
48            progress.setVisibility(View.VISIBLE);
49            Point origin = Point.fromLngLat(103.75986708439264, 1.312533169133601);
50            Point destination = Point.fromLngLat(103.77982271935586, 1.310473772283314);
51
52            NBNavigation.fetchRoute(origin, destination, new Callback<DirectionsResponse>() {
53                @Override
54                public void onResponse(@NonNull Call<DirectionsResponse> call, @NonNull Response<DirectionsResponse> response) {
55                    progress.setVisibility(View.GONE);
56                    //start navigation with the route we just fetched.
57                    if (response.body() != null && !response.body().routes().isEmpty()) {
58                        directionsRoute = response.body().routes().get(0);
59                        routeGeometry.setText(String.format("Route Geometry: %s", directionsRoute.geometry()));
60                        startNav.setEnabled(true);
61                    }
62                }
63
64                @Override
65                public void onFailure(@NonNull Call<DirectionsResponse> call, @NonNull Throwable t) {
66                    progress.setVisibility(View.GONE);
67                }
68            });
69        } else if (view.getId() == R.id.startNav) {
70            NavLauncherConfig.Builder configBuilder = NavLauncherConfig.builder(directionsRoute);
71            configBuilder.locationLayerRenderMode(RenderMode.GPS);
72            configBuilder.shouldSimulateRoute(true);
73            configBuilder.showSpeedometer(true);
74            configBuilder.lightThemeResId(R.style.Theme_CustomNavFloatingButtons);
75            configBuilder.darkThemeResId(R.style.Theme_CustomNavFloatingButtonsDark);
76            NavigationLauncher.startNavigation(CustomFloatingButtonsStyleActivity.this, configBuilder.build());
77        }
78    }
79}

Code Highlights

This code example shows how to customize the navigation view floating buttons via themes.xml configuration file.

The key part of the code example is the definition of the theme styles Theme.CustomNavFloatingButtons based on NavigationViewLight and Theme.CustomNavFloatingButtonsDark based on NavigationViewDark These styles are used to customize the appearance of the floating buttons in the navigation view.

The customized styles are applied to the navigation view by setting the lightThemeResId and darkThemeResId to NavLauncherConfig before start navigation

Code summary

In this code example:

  1. configBuilder.lightThemeResId(R.style.Theme_CustomNavFloatingButtons) sets the light theme for the navigation UI, using the Theme_CustomNavFloatingButtons style defined earlier. This style determines the appearance of the floating buttons in the navigation view.

  2. configBuilder.darkThemeResId(R.style.Theme_CustomNavFloatingButtonsDark) sets the dark theme for the navigation UI, using the Theme_CustomNavFloatingButtonsDark style defined earlier. This style is applied when the device's dark mode is enabled.

  3. the action after clicking the fetch route button shows how to fetch a route using NBNavigation.fetchRoute(origin, destination, new Callback<DirectionsResponse>() { ... }); The origin and destination points are passed as parameters, along with a callback to handle the response asynchronously.

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