GNSS/MobilApp
1
0
Fork 0
Code Issues 11 Pull Requests Actions Packages Projects 1 Releases 1 Wiki Activity

SharedMapWidget és térkép nézet refraktorálása

Browse Source
This commit is contained in:
gitea_admin
2026-05-16 14:47:34 +02:00
parent f2457817b2
commit d50a324e44
11 changed files with 1167 additions and 1050 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/services/gnss/bt_serial_gnss_connection.dart
+4
View File
@@ -92,4 +92,8 @@ class BtSerialGnssConnection implements GnssConnection {
_nmeaController.close();
_stateController.close();
}
void sendData(Uint8List data) {
_connection?.output.add(data);
}
}
lib/services/gnss/gnss_service.dart
+115 -41
View File
@@ -1,43 +1,68 @@
// lib/services/gnss/gnss_service.dart
import 'dart:async';
import 'dart:typed_data';
import 'package:get/get.dart';
import 'package:nmea/nmea.dart';
import 'package:terepi_seged/services/gnss/gnss_device_service.dart';
import '../../gnss_sentences/gngga.dart';
import 'gnss_connection.dart';
import '../../gnss_sentences/gngst.dart';
import '../../gnss_sentences/gnrmc.dart';
import 'bt_serial_gnss_connection.dart';
import 'ble_gnss_connection.dart';
import 'gnss_device_service.dart';
import 'gnss_connection.dart';
class GnssService extends GetxService {
static GnssService get to => Get.find();
GnssConnection? _connection;
// Reaktív állapot — a controllerek Obx-szel figyelhetik
// ── Kapcsolat állapot ─────────────────────────────────────────────
final connectionState = GnssConnectionState.disconnected.obs;
final activeConnectionType = Rxn<GnssConnectionType>();
// Parsed NMEA adatok
// ── GGA adatok ────────────────────────────────────────────────────
final latitude = 0.0.obs;
final longitude = 0.0.obs;
final altitude = 0.0.obs;
final geoidSeparation = 0.0.obs;
final altitude = 0.0.obs; // MSL (ortometrikus)
final geoidSeparation = 0.0.obs; // N — geoid undulációja
final gpsQuality = 0.obs;
final utcFix = ''.obs;
final satelliteCount = 0.obs;
final hdop = 0.0.obs;
// Utolsó nyers GGA sor — NtripService küldi vissza a casternek
final lastGgaLine = ''.obs;
// ── GST adatok (pontossági hibák) ─────────────────────────────────
final latitudeError = 0.0.obs;
final longitudeError = 0.0.obs;
final altitudeError = 0.0.obs;
// ── RMC adatok (dátum/idő) ────────────────────────────────────────
final gpsDateTime = DateTime(2000).obs;
// Segédmező: van-e érvényes adat
bool get hasValidData => gpsQuality.value > 0;
// ── Belső ─────────────────────────────────────────────────────────
final NmeaDecoder _decoder = NmeaDecoder();
StreamSubscription? _nmeaSub;
StreamSubscription? _stateSub;
String _utcTime = '';
String _utcDate = '';
@override
void onInit() {
super.onInit();
_decoder.registerTalkerSentence('GGA', (l) => Gngga(raw: l));
_decoder
..registerTalkerSentence('GGA', (l) => Gngga(raw: l))
..registerTalkerSentence('GST', (l) => Gngst(raw: l))
..registerTalkerSentence('RMC', (l) => Gnrmc(raw: l));
}
// ── Kapcsolódás ──────────────────────────────────────────────────
// ── Kapcsolódás ───────────────────────────────────────────────────
Future<void> connectBtSerial(String macAddress) async {
await _disconnect();
@@ -60,6 +85,27 @@ class GnssService extends GetxService {
await _doConnect(deviceId);
}
/// Eszközváltás — GnssDevicePicker hívja.
Future<void> onDeviceChanged(GnssDevice device) async {
switch (device.type) {
case GnssConnectionType.btSerial:
await connectBtSerial(device.address);
case GnssConnectionType.ble:
await connectBle(device.address);
case GnssConnectionType.phoneGps:
await _disconnect();
connectionState.value = GnssConnectionState.disconnected;
activeConnectionType.value = GnssConnectionType.phoneGps;
}
}
Future<void> reconnect() async {
final device = GnssDeviceService.to.selectedDevice.value;
if (device == null) return;
await _disconnect();
await onDeviceChanged(device);
}
Future<void> _doConnect(String address) async {
_stateSub = _connection!.connectionState.listen((s) {
connectionState.value = s;
@@ -74,26 +120,74 @@ class GnssService extends GetxService {
await _connection?.disconnect();
_connection?.dispose();
_connection = null;
connectionState.value = GnssConnectionState.disconnected;
}
// ── NMEA parsing — egy helyen, nem háromban ──────────────────────
Future<void> disconnect() => _disconnect();
/// RTCM adat továbbítása a GNSS vevőnek (NtripService hívja).
void sendToReceiver(Uint8List data) {
if (_connection == null) return;
if (connectionState.value != GnssConnectionState.connected) return;
(_connection as BtSerialGnssConnection?)?.sendData(data);
}
// ── NMEA parsing ──────────────────────────────────────────────────
void _parseNmea(String line) {
if (!line.startsWith('\$GNGGA') && !line.startsWith('\$GPGGA')) return;
if (line.startsWith('\$GNGGA') || line.startsWith('\$GPGGA')) {
_parseGga(line);
} else if (line.startsWith('\$GNGST') && hasValidData) {
_parseGst(line);
} else if (line.startsWith('\$GNRMC') && hasValidData) {
_parseRmc(line);
}
}
void _parseGga(String line) {
try {
final sentence = _decoder.decode(line);
if (sentence == null || !sentence.valid || sentence is! Gngga) return;
if (sentence.gpsQualityIndicator == 0) return;
final s = _decoder.decode(line);
if (s == null || !s.valid || s is! Gngga) return;
if (s.gpsQualityIndicator == 0) return;
latitude.value = sentence.latitude;
longitude.value = sentence.longitude;
altitude.value = sentence.altitudeAboveMeanSeaLevel;
geoidSeparation.value = sentence.geoidSeparation;
gpsQuality.value = sentence.gpsQualityIndicator;
utcFix.value = sentence.utcOfPositionFix;
satelliteCount.value = sentence.numberOfSvsInUse;
hdop.value = sentence.hdop;
latitude.value = s.latitude;
longitude.value = s.longitude;
altitude.value = s.altitudeAboveMeanSeaLevel;
geoidSeparation.value = s.geoidSeparation;
gpsQuality.value = s.gpsQualityIndicator;
utcFix.value = s.utcOfPositionFix;
satelliteCount.value = s.numberOfSvsInUse;
hdop.value = s.hdop;
lastGgaLine.value = line;
_utcTime = s.utcOfPositionFix;
} catch (_) {}
}
void _parseGst(String line) {
try {
final s = _decoder.decode(line);
if (s == null || !s.valid || s is! Gngst) return;
latitudeError.value = s.latitudeError;
longitudeError.value = s.longitudeError;
altitudeError.value = s.heightError;
} catch (_) {}
}
void _parseRmc(String line) {
try {
final s = _decoder.decode(line);
if (s == null || !s.valid || s is! Gnrmc) return;
_utcDate = s.date;
if (_utcDate.length >= 6 && _utcTime.length >= 6) {
gpsDateTime.value = DateTime(
2000 + int.parse('${_utcDate[4]}${_utcDate[5]}'),
int.parse('${_utcDate[2]}${_utcDate[3]}'),
int.parse('${_utcDate[0]}${_utcDate[1]}'),
int.parse('${_utcTime[0]}${_utcTime[1]}'),
int.parse('${_utcTime[2]}${_utcTime[3]}'),
int.parse('${_utcTime[4]}${_utcTime[5]}'),
);
}
} catch (_) {}
}
@@ -102,24 +196,4 @@ class GnssService extends GetxService {
_disconnect();
super.onClose();
}
// ── Eszközváltás — a GnssDevicePickerDialog hívja ───────────────
Future<void> onDeviceChanged(GnssDevice device) async {
switch (device.type) {
case GnssConnectionType.btSerial:
await connectBtSerial(device.address);
case GnssConnectionType.ble:
await connectBle(device.address);
case GnssConnectionType.phoneGps:
// Külső GPS kapcsolat lezárása ha volt
await _disconnect();
connectionState.value = GnssConnectionState.disconnected;
activeConnectionType.value = GnssConnectionType.phoneGps;
// A telefon GPS kezelése a map_controller _startPhoneGps()-ben van
// itt csak jelezzük hogy phone módra váltottunk
}
}
}