Getting Started with Google Maps in Flutter

1dependencies:
2  flutter:
3    sdk: flutter
4  google_maps_flutter: ^2.5.0  # Latest version as of writing

1<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>

1<meta-data
2    android:name="com.google.android.geo.API_KEY"
3    android:value="YOUR-API-KEY-HERE"/>

1import UIKit
2import Flutter
3import GoogleMaps
4
5@UIApplicationMain
6@objc class AppDelegate: FlutterAppDelegate {
7  override func application(
8    _ application: UIApplication,
9    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
10  ) -> Bool {
11    GMSServices.provideAPIKey("YOUR-API-KEY-HERE")
12    GeneratedPluginRegistrant.register(with: self)
13    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
14  }
15}

1<key>io.flutter.embedded_views_preview</key>
2<true/>

1import 'package:flutter/material.dart';
2import 'package:google_maps_flutter/google_maps_flutter.dart';
3
4class MapScreen extends StatefulWidget {
5  @override
6  _MapScreenState createState() => _MapScreenState();
7}
8
9class _MapScreenState extends State<MapScreen> {
10  GoogleMapController? mapController;
11  
12  // Starting camera position
13  final LatLng _center = const LatLng(45.521563, -122.677433);
14
15  void _onMapCreated(GoogleMapController controller) {
16    mapController = controller;
17  }
18
19  @override
20  Widget build(BuildContext context) {
21    return Scaffold(
22      appBar: AppBar(
23        title: Text('My First Map!'),
24      ),
25      body: GoogleMap(
26        onMapCreated: _onMapCreated,
27        initialCameraPosition: CameraPosition(
28          target: _center,
29          zoom: 11.0,
30        ),
31      ),
32    );
33  }
34}