Flutter Google Maps current location

YOU.com answered on May 21, 2021 Popularity 9/10 Helpfulness 3/10

answer Flutter Google Maps current location

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Flutter Google Maps current location

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import 'package:flutter/material.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:location/location.dart';

class MapScreen extends StatefulWidget {
  @override
  _MapScreenState createState() => _MapScreenState();
}

class _MapScreenState extends State<MapScreen> {
  GoogleMapController mapController;
  Location location = Location();
  LatLng currentLocation;

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

  void getCurrentLocation() async {
    bool serviceEnabled;
    PermissionStatus permissionGranted;

    serviceEnabled = await location.serviceEnabled();
    if (!serviceEnabled) {
      serviceEnabled = await location.requestService();
      if (!serviceEnabled) {
        return;
      }
    }

    permissionGranted = await location.hasPermission();
    if (permissionGranted == PermissionStatus.denied) {
      permissionGranted = await location.requestPermission();
      if (permissionGranted != PermissionStatus.granted) {
        return;
      }
    }

    var userLocation = await location.getLocation();
    setState(() {
      currentLocation = LatLng(userLocation.latitude, userLocation.longitude);
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Google Maps Current Location'),
      ),
      body: GoogleMap(
        initialCameraPosition: CameraPosition(
          target: currentLocation ?? LatLng(0, 0),
          zoom: 14.0,
        ),
        markers: Set<Marker>.from([
          Marker(
            markerId: MarkerId('currentLocation'),
            position: currentLocation ?? LatLng(0, 0),
          ),
        ]),
        onMapCreated: (GoogleMapController controller) {
          mapController = controller;
        },
      ),
    );
  }
}

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Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

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show cuurent location on google maps in flutter

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import 'package:flutter/cupertino.dart';
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:geolocator/geolocator.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';

class Map extends StatefulWidget {
  @override
  _MapState createState() => _MapState();
}

class _MapState extends State<Map> {
  Completer<GoogleMapController> controller1;

  //static LatLng _center = LatLng(-15.4630239974464, 28.363397732282127);
  static LatLng _initialPosition;
  final Set<Marker> _markers = {};
  static  LatLng _lastMapPosition = _initialPosition;

  @override
  void initState() {
    super.initState();
    _getUserLocation();
  }
  void _getUserLocation() async {
    Position position = await Geolocator().getCurrentPosition(desiredAccuracy: LocationAccuracy.high);
    List<Placemark> placemark = await Geolocator().placemarkFromCoordinates(position.latitude, position.longitude);
    setState(() {
      _initialPosition = LatLng(position.latitude, position.longitude);
      print('${placemark[0].name}');
    });
  }


  _onMapCreated(GoogleMapController controller) {
    setState(() {
      controller1.complete(controller);
    });
  }

  MapType _currentMapType = MapType.normal;

  void _onMapTypeButtonPressed() {
    setState(() {
      _currentMapType = _currentMapType == MapType.normal
          ? MapType.satellite
          : MapType.normal;
    });
  }

  _onCameraMove(CameraPosition position) {
    _lastMapPosition = position.target;
  }

  _onAddMarkerButtonPressed() {
    setState(() {
      _markers.add(
          Marker(
              markerId: MarkerId(_lastMapPosition.toString()),
              position: _lastMapPosition,
              infoWindow: InfoWindow(
                  title: "Pizza Parlour",
                  snippet: "This is a snippet",
                  onTap: (){
                  }
              ),
              onTap: (){
              },

              icon: BitmapDescriptor.defaultMarker));
    });
  }
  Widget mapButton(Function function, Icon icon, Color color) {
    return RawMaterialButton(
      onPressed: function,
      child: icon,
      shape: new CircleBorder(),
      elevation: 2.0,
      fillColor: color,
      padding: const EdgeInsets.all(7.0),
    );
  }
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: _initialPosition == null ? Container(child: Center(child:Text('loading map..', style: TextStyle(fontFamily: 'Avenir-Medium', color: Colors.grey[400]),),),) : Container(
        child: Stack(children: <Widget>[
          GoogleMap(
            markers: _markers,

            mapType: _currentMapType,
            initialCameraPosition: CameraPosition(
              target: _initialPosition,
              zoom: 14.4746,
            ),
            onMapCreated: _onMapCreated,
            zoomGesturesEnabled: true,
            onCameraMove: _onCameraMove,
            myLocationEnabled: true,
            compassEnabled: true,
            myLocationButtonEnabled: false,

          ),
          Align(
            alignment: Alignment.topRight,
            child: Container(
                margin: EdgeInsets.fromLTRB(0.0, 50.0, 0.0, 0.0),
                child: Column(
                  children: <Widget>[
                    mapButton(_onAddMarkerButtonPressed,
                        Icon(
                            Icons.add_location
                        ), Colors.blue),
                    mapButton(
                        _onMapTypeButtonPressed,
                        Icon(
                          IconData(0xf473,
                              fontFamily: CupertinoIcons.iconFont,
                              fontPackage: CupertinoIcons.iconFontPackage),
                        ),
                        Colors.green),
                  ],
                )),
          )
        ]),
      ),
    );
  }
}

Popularity 10/10 Helpfulness 5/10 Language whatever

Source: stackoverflow.com

Tags: flutter

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Contributed on May 21 2021

Enchanting Eland

0 Answers Avg Quality 2/10

goto current location google map flutter

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 Future<void> _gotoUserCurrentLocation() async {
    final _curentPosition = _userLocationSnapshotCache.position;

    final GoogleMapController _controller = await _mapController.future;
    _controller.animateCamera(
      CameraUpdate.newCameraPosition(
        MapUtil.initialCameraPosition(position: _curentPosition),
      ),
    );
  }

Popularity 10/10 Helpfulness 4/10 Language whatever

Source: Grepper

Tags: flutter

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Contributed on Aug 27 2021

Wandering Warbler

0 Answers Avg Quality 2/10

how to current location pick in open google map in flutter

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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:geolocator/geolocator.dart';
import 'package:google_maps_flutter/google_maps_flutter.dart';
 
class HomePage extends StatefulWidget {
  const HomePage({Key? key}) : super(key: key);
 
  @override
  _HomePageState createState() => _HomePageState();
}
 
class _HomePageState extends State<HomePage> {
  Completer<GoogleMapController> _controller = Completer();
  // on below line we have specified camera position
  static final CameraPosition _kGoogle = const CameraPosition(
      target: LatLng(20.42796133580664, 80.885749655962),
    zoom: 14.4746,
  );
 
  // on below line we have created the list of markers
  final List<Marker> _markers = <Marker>[
    Marker(
        markerId: MarkerId('1'),
      position: LatLng(20.42796133580664, 75.885749655962),
      infoWindow: InfoWindow(
        title: 'My Position',
      )
  ),
  ];
 
  // created method for getting user current location
  Future<Position> getUserCurrentLocation() async {
    await Geolocator.requestPermission().then((value){
    }).onError((error, stackTrace) async {
      await Geolocator.requestPermission();
      print("ERROR"+error.toString());
    });
    return await Geolocator.getCurrentPosition();
  }
 
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Color(0xFF0F9D58),
        // on below line we have given title of app
        title: Text("GFG"),
      ),
       body: Container(
        child: SafeArea(
          // on below line creating google maps
          child: GoogleMap(
          // on below line setting camera position
          initialCameraPosition: _kGoogle,
          // on below line we are setting markers on the map
          markers: Set<Marker>.of(_marker),
          // on below line specifying map type.
          mapType: MapType.normal,
          // on below line setting user location enabled.
          myLocationEnabled: true,
          // on below line setting compass enabled.
          compassEnabled: true,
          // on below line specifying controller on map complete.
          onMapCreated: (GoogleMapController controller){
                _controller.complete(controller);
            },
          ),
        ),
      ),
      // on pressing floating action button the camera will take to user current location
      floatingActionButton: FloatingActionButton(
        onPressed: () async{
          getUserCurrentLocation().then((value) async {
            print(value.latitude.toString() +" "+value.longitude.toString());
 
            // marker added for current users location
            _markers.add(
                Marker(
                  markerId: MarkerId("2"),
                  position: LatLng(value.latitude, value.longitude),
                  infoWindow: InfoWindow(
                    title: 'My Current Location',
                  ),
                )
            );
 
            // specified current users location
            CameraPosition cameraPosition = new CameraPosition(
              target: LatLng(value.latitude, value.longitude),
              zoom: 14,
            );
 
            final GoogleMapController controller = await _controller.future;
            controller.animateCamera(CameraUpdate.newCameraPosition(cameraPosition));
            setState(() {
            });
          });
        },
        child: Icon(Icons.local_activity),
      ),
    );
  }
}

Popularity 9/10 Helpfulness 3/10 Language whatever

Source: www.geeksforgeeks.org

Tags: flutter

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Contributed on Dec 28 2022

Red Team

0 Answers Avg Quality 2/10

Flutter Google Maps current location

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