flutter_mapbox_navigation 0.0.4

Add Turn By Turn Navigation to Your Flutter Application Using MapBox. Never leave your app when you need to navigate your users to a location

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:flutter_mapbox_navigation/flutter_mapbox_navigation.dart';

void main() => runApp(MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _origin = Location(name: "Buffalo, NY", latitude: 42.886448, longitude: -78.878372);
  final _destination = Location(name: "Boston, MA", latitude: 42.360081, longitude: -71.058884);

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    try {
      platformVersion = await FlutterMapboxNavigation.platformVersion;
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(children: <Widget>[
            SizedBox(height: 30,),
            Text('Running on: $_platformVersion\n'),
            SizedBox(
              height: 60,
            ),
            RaisedButton(
              child: Text("Start Navigation"),
              onPressed: () async{

                await FlutterMapboxNavigation.startNavigation(_origin, _destination);
              },
            ),

          ]),
        ),
      ),
    );
  }
}