diff options
Diffstat (limited to 'lib/map')
| -rw-r--r-- | lib/map/navigationHome.dart | 136 | ||||
| -rw-r--r-- | lib/map/networkPolyline.dart | 86 |
2 files changed, 0 insertions, 222 deletions
diff --git a/lib/map/navigationHome.dart b/lib/map/navigationHome.dart deleted file mode 100644 index 5218de7..0000000 --- a/lib/map/navigationHome.dart +++ /dev/null @@ -1,136 +0,0 @@ -// SPDX-License-Identifier: Apache-2.0 - -import 'dart:async'; -import 'package:flutter/material.dart'; -import 'package:flutter_cluster_dashboard/cluster_config.dart'; -import 'package:flutter_map/flutter_map.dart'; -import 'package:flutter_riverpod/flutter_riverpod.dart'; -import 'package:flutter_cluster_dashboard/map/networkPolyline.dart'; -import 'package:flutter_cluster_dashboard/provider.dart'; -import 'package:flutter_cluster_dashboard/vehicle_signal/vehicle_signal_provider.dart'; -import 'package:latlong2/latlong.dart'; - -class NavigationHome extends ConsumerStatefulWidget { - const NavigationHome({Key? key}) : super(key: key); - - @override - ConsumerState<NavigationHome> createState() => _NavigationHomeState(); -} - -class _NavigationHomeState extends ConsumerState<NavigationHome> { - late Timer timerCurrLocation; - Timer timerPolyline = Timer.periodic(const Duration(hours: 10), ((timer) {})); - double pathStroke = 5; - late MapController mapController; - // randomly initialization of the variable - LatLng src = LatLng(31.71, 76.95); - LatLng markerLocation = LatLng(31.71, 76.95); - - @override - void initState() { - super.initState(); - mapController = MapController(); - - WidgetsBinding.instance.addPostFrameCallback((timeStamp) { - var vehicle = ref.read(vehicleSignalProvider); - var polylineDB = ref.read(polyLineStateProvider); - final polylineDBNotifier = ref.read(polyLineStateProvider.notifier); - final clusterConfig = ref.read(clusterConfigStateprovider); - // timer for updating map center and zoom - timerCurrLocation = Timer.periodic(const Duration(seconds: 2), (timer) { - polylineDB = ref.read(polyLineStateProvider); - - vehicle = ref.read(vehicleSignalProvider); - markerLocation = LatLng(vehicle.currLat, vehicle.currLng); - // move and center - mapController.move(LatLng(vehicle.currLat, vehicle.currLng), 15); - - // rotate - double rotationDegree = 0; - int n = polylineDB.currPolyLineList.length; - if (polylineDB.currPolyLineList.isNotEmpty && n > 1) { - rotationDegree = calcAngle( - polylineDB.currPolyLineList[0], polylineDB.currPolyLineList[1]); - - rotationDegree = (rotationDegree.isNaN) ? 0 : rotationDegree; - } - // print("Rotation:$rotationDegree"); - mapController.rotate(-1 * rotationDegree); - }); - - // update polyline in polyline db - if (polylineDB.currPolyLineList.isEmpty && clusterConfig.orsApiKey.isNotEmpty) { - timerPolyline.cancel(); - timerPolyline = - Timer.periodic(const Duration(seconds: 10), (timer) async { - List data = await getJsonData(ref, vehicle.currLat, vehicle.currLng, - vehicle.desLat, vehicle.desLng); - List<LatLng> currList = - data.map((element) => LatLng(element[1], element[0])).toList(); - polylineDBNotifier.update(currPolyLineList: currList); - }); - } - }); - } - - @override - void dispose() { - super.dispose(); - timerCurrLocation.cancel(); - timerPolyline.cancel(); - } - - double tempangle = 0; - @override - Widget build(BuildContext context) { - final currListProvider = ref.watch(polyLineStateProvider); - List<LatLng> currPolyLineList = currListProvider.currPolyLineList; - - return FlutterMap( - mapController: mapController, - options: MapOptions( - rotation: 0, - center: src, - minZoom: 12, - zoom: 12, - maxZoom: 22.0, - keepAlive: true, - ), - layers: [ - TileLayerOptions( - maxZoom: 22, - maxNativeZoom: 18, - subdomains: ["a", "b", "c"], - urlTemplate: "https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", - userAgentPackageName: 'dev.fleaflet.flutter_map.example', - ), - if (currPolyLineList.isNotEmpty) - PolylineLayerOptions( - polylineCulling: false, - polylines: [ - if (currPolyLineList.isNotEmpty) - Polyline( - strokeWidth: pathStroke, - points: currPolyLineList, - color: Colors.blue, - ), - ], - ), - if (currPolyLineList.isNotEmpty) - MarkerLayerOptions( - rotate: true, - markers: [ - Marker( - point: markerLocation, - width: 70, - height: 70, - builder: (context) => Image.asset( - "images/car.png", - ), - ), - ], - ), - ], - ); - } -} diff --git a/lib/map/networkPolyline.dart b/lib/map/networkPolyline.dart deleted file mode 100644 index 0241bec..0000000 --- a/lib/map/networkPolyline.dart +++ /dev/null @@ -1,86 +0,0 @@ -// SPDX-License-Identifier: Apache-2.0 - -import 'dart:math'; -import 'package:flutter_cluster_dashboard/cluster_config.dart'; -import 'package:flutter_riverpod/flutter_riverpod.dart'; -import 'package:http/http.dart' as http; -import 'dart:convert'; -import 'package:latlong2/latlong.dart'; - -class NetworkHelper { - NetworkHelper( - {required this.startLng, - required this.startLat, - required this.endLng, - required this.endLat}); - - final String url = 'https://api.openrouteservice.org/v2/directions/'; - - final double startLng; - final double startLat; - final double endLng; - final double endLat; - - Future getData(WidgetRef ref) async { - final config = ref.read(clusterConfigStateprovider); - String uriStr = - '$url${config.orsPathParam}?api_key=${config.orsApiKey}&start=$startLng,$startLat&end=$endLng,$endLat'; - http.Response response = await http.get(Uri.parse(uriStr)); - - if (response.statusCode == 200) { - String data = response.body; - return jsonDecode(data); - } else { - print("Warning: API Response Code: ${response.statusCode}"); - } - } -} - -Future getJsonData( - WidgetRef ref, - double startLat, - double startLng, - double endLat, - double endLng, -) async { - if (startLat == endLat && startLng == endLng) { - return []; - } else { - NetworkHelper network = NetworkHelper( - startLat: startLat, - startLng: startLng, - endLat: endLat, - endLng: endLng, - ); - try { - final apikey = ref.read(clusterConfigStateprovider).orsApiKey; - if (apikey.isNotEmpty) { - var data = await network.getData(ref); - return data['features'][0]['geometry']['coordinates']; - } - else { - return []; - } - } catch (error) { - print('Warning: Something Wrong with openstreet API Key !'); - return []; - } - } -} - -double calcAngle(LatLng a, LatLng b) { - List<double> newA = convertCoord(a); - List<double> newB = convertCoord(b); - double slope = (newB[1] - newA[1]) / (newB[0] - newA[0]); - // -1 * deg + 180 - return ((atan(slope) * 180) / pi); -} - -List<double> convertCoord(LatLng coord) { - double oldLat = coord.latitude; - double oldLong = coord.longitude; - double newLong = (oldLong * 20037508.34 / 180); - double newlat = - (log(tan((90 + oldLat) * pi / 360)) / (pi / 180)) * (20037508.34 / 180); - return [newlat, newLong]; -} |