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| 1 | +import 'dart:async'; |
| 2 | +import 'dart:typed_data'; |
| 3 | +import 'dart:ui'; |
| 4 | + |
| 5 | +import 'package:day41/model/map_style.dart'; |
| 6 | +import 'package:flutter/material.dart'; |
| 7 | +import 'package:flutter/rendering.dart'; |
| 8 | +import 'package:flutter/services.dart'; |
| 9 | +import 'package:google_maps_flutter/google_maps_flutter.dart'; |
| 10 | + |
| 11 | +class FindFriends extends StatefulWidget { |
| 12 | + const FindFriends({ Key? key }) : super(key: key); |
| 13 | + |
| 14 | + @override |
| 15 | + _FindFriendsState createState() => _FindFriendsState(); |
| 16 | +} |
| 17 | + |
| 18 | +class _FindFriendsState extends State<FindFriends> { |
| 19 | + static final CameraPosition _kGooglePlex = CameraPosition( |
| 20 | + target: LatLng(37.42796133580664, -122.085749655962), |
| 21 | + zoom: 14.4746, |
| 22 | + ); |
| 23 | + |
| 24 | + Set<Marker> _markers = {}; |
| 25 | + late GoogleMapController _controller; |
| 26 | + |
| 27 | + List<dynamic> _contacts = [ |
| 28 | + { |
| 29 | + "name": "Me", |
| 30 | + "position": LatLng(37.42796133580664, -122.085749655962), |
| 31 | + "marker": 'assets/markers/marker-1.png', |
| 32 | + "image": 'assets/images/avatar-1.png', |
| 33 | + }, |
| 34 | + { |
| 35 | + "name": "Samantha", |
| 36 | + "position": LatLng(37.42484642575639, -122.08309359848501), |
| 37 | + "marker": 'assets/markers/marker-2.png', |
| 38 | + "image": 'assets/images/avatar-2.png', |
| 39 | + }, |
| 40 | + { |
| 41 | + "name": "Malte", |
| 42 | + "position": LatLng(37.42381625902441, -122.0928531512618), |
| 43 | + "marker": 'assets/markers/marker-3.png', |
| 44 | + "image": 'assets/images/avatar-3.png', |
| 45 | + }, |
| 46 | + { |
| 47 | + "name": "Julia", |
| 48 | + "position": LatLng(37.41994095849639, -122.08159055560827), |
| 49 | + "marker": 'assets/markers/marker-4.png', |
| 50 | + "image": 'assets/images/avatar-4.png', |
| 51 | + }, |
| 52 | + { |
| 53 | + "name": "Tim", |
| 54 | + "position": LatLng(37.413175077529935, -122.10101041942836), |
| 55 | + "marker": 'assets/markers/marker-5.png', |
| 56 | + "image": 'assets/images/avatar-5.png', |
| 57 | + }, |
| 58 | + { |
| 59 | + "name": "Sara", |
| 60 | + "position": LatLng(37.419013242401576, -122.11134664714336), |
| 61 | + "marker": 'assets/markers/marker-6.png', |
| 62 | + "image": 'assets/images/avatar-6.png', |
| 63 | + }, |
| 64 | + { |
| 65 | + "name": "Ronaldo", |
| 66 | + "position": LatLng(37.40260962243491, -122.0976958796382), |
| 67 | + "marker": 'assets/markers/marker-7.png', |
| 68 | + "image": 'assets/images/avatar-7.png', |
| 69 | + }, |
| 70 | + ]; |
| 71 | + |
| 72 | + @override |
| 73 | + void initState() { |
| 74 | + super.initState(); |
| 75 | + } |
| 76 | + |
| 77 | + @override |
| 78 | + Widget build(BuildContext context) { |
| 79 | + createMarkers(context); |
| 80 | + |
| 81 | + return Scaffold( |
| 82 | + body: Stack( |
| 83 | + children: [ |
| 84 | + GoogleMap( |
| 85 | + initialCameraPosition: _kGooglePlex, |
| 86 | + markers: _markers, |
| 87 | + myLocationButtonEnabled: false, |
| 88 | + onMapCreated: (GoogleMapController controller) { |
| 89 | + _controller = controller; |
| 90 | + controller.setMapStyle(MapStyle().aubergine); |
| 91 | + }, |
| 92 | + ), |
| 93 | + Positioned( |
| 94 | + bottom: 50, |
| 95 | + left: 20, |
| 96 | + right: 20, |
| 97 | + child: Container( |
| 98 | + width: MediaQuery.of(context).size.width, |
| 99 | + height: 120, |
| 100 | + decoration: BoxDecoration( |
| 101 | + color: Colors.white, |
| 102 | + borderRadius: BorderRadius.circular(20) |
| 103 | + ), |
| 104 | + child: ListView.builder( |
| 105 | + scrollDirection: Axis.horizontal, |
| 106 | + itemCount: _contacts.length, |
| 107 | + itemBuilder: (context, index) { |
| 108 | + return GestureDetector( |
| 109 | + onTap: () { |
| 110 | + _controller.moveCamera(CameraUpdate.newLatLng(_contacts[index]["position"])); |
| 111 | + }, |
| 112 | + child: Container( |
| 113 | + width: 100, |
| 114 | + height: 100, |
| 115 | + margin: EdgeInsets.only(right: 10), |
| 116 | + child: Column( |
| 117 | + mainAxisAlignment: MainAxisAlignment.center, |
| 118 | + children: [ |
| 119 | + Image.asset(_contacts[index]['image'], width: 60,), |
| 120 | + SizedBox(height: 10,), |
| 121 | + Text(_contacts[index]["name"], style: TextStyle(color: Colors.black, fontWeight: FontWeight.w600),) |
| 122 | + ], |
| 123 | + ), |
| 124 | + ), |
| 125 | + ); |
| 126 | + }, |
| 127 | + ) |
| 128 | + ), |
| 129 | + ) |
| 130 | + ], |
| 131 | + ) |
| 132 | + ); |
| 133 | + } |
| 134 | + |
| 135 | + createMarkers(BuildContext context) { |
| 136 | + Marker marker; |
| 137 | + |
| 138 | + _contacts.forEach((contact) async { |
| 139 | + marker = Marker( |
| 140 | + markerId: MarkerId(contact['name']), |
| 141 | + position: contact['position'], |
| 142 | + icon: await _getAssetIcon(context, contact['marker']).then((value) => value), |
| 143 | + infoWindow: InfoWindow( |
| 144 | + title: contact['name'], |
| 145 | + snippet: 'Street 6 . 2min ago', |
| 146 | + ), |
| 147 | + ); |
| 148 | + |
| 149 | + setState(() { |
| 150 | + _markers.add(marker); |
| 151 | + }); |
| 152 | + }); |
| 153 | + } |
| 154 | + |
| 155 | + Future<BitmapDescriptor> _getAssetIcon(BuildContext context, String icon) async { |
| 156 | + final Completer<BitmapDescriptor> bitmapIcon = Completer<BitmapDescriptor>(); |
| 157 | + final ImageConfiguration config = createLocalImageConfiguration(context, size: Size(5, 5)); |
| 158 | + |
| 159 | + AssetImage(icon) |
| 160 | + .resolve(config) |
| 161 | + .addListener(ImageStreamListener((ImageInfo image, bool sync) async { |
| 162 | + final ByteData? bytes = await image.image.toByteData(format: ImageByteFormat.png); |
| 163 | + final BitmapDescriptor bitmap = BitmapDescriptor.fromBytes(bytes!.buffer.asUint8List()); |
| 164 | + bitmapIcon.complete(bitmap); |
| 165 | + }) |
| 166 | + ); |
| 167 | + |
| 168 | + return await bitmapIcon.future; |
| 169 | + } |
| 170 | +} |
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