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fix: update icon

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This commit is contained in:
Nedifinita
2025-09-26 21:02:14 +08:00
parent 64401a6ce9
commit 77501af2f5
40 changed files with 144 additions and 138 deletions
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37
lib/screens/map_screen.dart
View File

@@ -29,7 +29,6 @@ class _MapScreenState extends State<MapScreen> {
bool _isLocationPermissionGranted = false;
Timer? _locationTimer;
@override
void initState() {
super.initState();
@@ -80,19 +79,18 @@ class _MapScreenState extends State<MapScreen> {
try {
Position position = await Geolocator.getCurrentPosition(
desiredAccuracy: LocationAccuracy.high,
forceAndroidLocationManager: true,
);
setState(() {
_userLocation = LatLng(position.latitude, position.longitude);
});
} catch (e) {
}
} catch (e) {}
}
void _startLocationUpdates() {
_requestLocationPermission();
_locationTimer = Timer.periodic(const Duration(seconds: 30), (timer) {
if (_isLocationPermissionGranted) {
_getCurrentLocation();
@@ -101,24 +99,24 @@ class _MapScreenState extends State<MapScreen> {
}
Future<void> _forceUpdateLocation() async {
try {
Position position = await Geolocator.getCurrentPosition(
desiredAccuracy: LocationAccuracy.best,
forceAndroidLocationManager: true,
);
final newLocation = LatLng(position.latitude, position.longitude);
setState(() {
_userLocation = newLocation;
});
_mapController.move(newLocation, 15.0);
} catch (e) {
print('强制更新位置失败: $e');
}
}
Future<void> _loadSettings() async {
try {
final settings = await DatabaseService.instance.getAllSettings();
@@ -347,7 +345,8 @@ class _MapScreenState extends State<MapScreen> {
}
void _centerToMyLocation() {
_centerMap(_lastTrainLocation ?? const LatLng(39.9042, 116.4074), zoom: 15.0);
_centerMap(_lastTrainLocation ?? const LatLng(39.9042, 116.4074),
zoom: 15.0);
}
void _centerToLastTrain() {
@@ -434,11 +433,21 @@ class _MapScreenState extends State<MapScreen> {
context, "日期", record.formattedDate),
_buildMaterial3DetailRow(
context, "类型", record.trainType),
_buildMaterial3DetailRow(context, "速度",
"${record.speed.replaceAll(' ', '')} km/h"),
_buildMaterial3DetailRow(
context, "速度", "${record.speed.replaceAll(' ', '')} km/h"),
context,
"位置",
record.position.trim().endsWith('.')
? '${record.position.trim().substring(0, record.position.trim().length - 1)}K'
: '${record.position.trim()}K'),
_buildMaterial3DetailRow(
context, "位置", record.position.trim().endsWith('.') ? '${record.position.trim().substring(0, record.position.trim().length - 1)}K' : '${record.position.trim()}K'),
_buildMaterial3DetailRow(context, "路线", record.route.trim().endsWith('.') ? record.route.trim().substring(0, record.route.trim().length - 1) : record.route.trim()),
context,
"路线",
record.route.trim().endsWith('.')
? record.route.trim().substring(
0, record.route.trim().length - 1)
: record.route.trim()),
_buildMaterial3DetailRow(
context, "机车", "${record.locoType}-${record.loco}"),
_buildMaterial3DetailRow(context, "坐标",
@@ -571,12 +580,12 @@ class _MapScreenState extends State<MapScreen> {
FlutterMap(
mapController: _mapController,
options: MapOptions(
initialCenter: _lastTrainLocation ?? const LatLng(39.9042, 116.4074),
initialCenter:
_lastTrainLocation ?? const LatLng(39.9042, 116.4074),
initialZoom: _currentZoom,
initialRotation: _currentRotation,
minZoom: 4.0,
maxZoom: 18.0,
onPositionChanged: (MapCamera camera, bool hasGesture) {
if (hasGesture) {
setState(() {

89
lib/services/location_service.dart Normal file
View File

@@ -0,0 +1,89 @@
import 'dart:async';
import 'package:geolocator/geolocator.dart';
import 'package:latlong2/latlong.dart';
class LocationService {
static final LocationService _instance = LocationService._internal();
factory LocationService() => _instance;
LocationService._internal();
static LocationService get instance => _instance;
LatLng? _currentLocation;
Timer? _locationTimer;
bool _isLocationPermissionGranted = false;
final StreamController<LatLng?> _locationStreamController = StreamController<LatLng?>.broadcast();
Stream<LatLng?> get locationStream => _locationStreamController.stream;
LatLng? get currentLocation => _currentLocation;
bool get isLocationPermissionGranted => _isLocationPermissionGranted;
Future<void> initialize() async {
await _requestLocationPermission();
if (_isLocationPermissionGranted) {
await _getCurrentLocation();
_startLocationUpdates();
}
}
Future<void> _requestLocationPermission() async {
try {
bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
if (!serviceEnabled) {
print('定位服务未开启');
return;
}
LocationPermission permission = await Geolocator.checkPermission();
if (permission == LocationPermission.denied) {
permission = await Geolocator.requestPermission();
}
if (permission == LocationPermission.deniedForever) {
print('定位权限被拒绝，请在设置中开启');
return;
}
_isLocationPermissionGranted = true;
} catch (e) {
print('请求定位权限失败: $e');
}
}
Future<void> _getCurrentLocation() async {
if (!_isLocationPermissionGranted) return;
try {
Position position = await Geolocator.getCurrentPosition(
desiredAccuracy: LocationAccuracy.high,
forceAndroidLocationManager: true, // 强制使用Android LocationManager
);
_currentLocation = LatLng(position.latitude, position.longitude);
_locationStreamController.add(_currentLocation);
} catch (e) {
print('获取当前位置失败: $e');
}
}
void _startLocationUpdates() {
_locationTimer?.cancel();
_locationTimer = Timer.periodic(const Duration(seconds: 30), (timer) {
if (_isLocationPermissionGranted) {
_getCurrentLocation();
}
});
}
Future<void> forceUpdateLocation() async {
if (!_isLocationPermissionGranted) {
await _requestLocationPermission();
}
await _getCurrentLocation();
}
void dispose() {
_locationTimer?.cancel();
_locationStreamController.close();
}
}