mirror of
https://github.com/dz0ny/meshcore-sar.git
synced 2026-10-10 04:05:10 +00:00
chore: Initial commit
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01XPovRHpejR4zRxuhjY4Qs3
This commit is contained in:
Janez Troha
782
lib/providers/map_provider.dart
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782
lib/providers/map_provider.dart
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@@ -0,0 +1,782 @@
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import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'dart:ui' as ui;
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import 'package:crypto/crypto.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_map/flutter_map.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:latlong2/latlong.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../models/custom_map_config.dart';
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import '../models/location_trail.dart';
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import '../models/map_coordinate_space.dart';
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import '../models/map_drawing.dart';
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import '../models/sar_marker.dart';
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import '../services/profiles_feature_service.dart';
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import '../utils/custom_map_id.dart';
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class MapProvider with ChangeNotifier {
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static const String _customMapConfigKey = 'custom_map_config_v1';
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static const String _customMapModeKey = 'custom_map_mode_v1';
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static const String _customMapsDirName = 'custom_maps';
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MapProvider() {
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unawaited(_loadInitialState());
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}
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final ImagePicker _imagePicker = ImagePicker();
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LatLng? _targetLocation;
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LatLngBounds? _targetBounds;
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double? _targetZoom;
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bool _shouldAnimate = false;
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MapCoordinateSpace _targetCoordinateSpace = MapCoordinateSpace.geo;
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String? _targetMapId;
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LocationTrail? _currentTrail;
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bool _isTrailVisible = true;
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bool _isTrailRecordingEnabled = true;
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final List<LocationTrail> _trailHistory = [];
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bool _showCadastralOverlay = false;
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bool _showForestRoadsOverlay = false;
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bool _showHikingTrailsOverlay = false;
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bool _showMainRoadsOverlay = false;
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bool _showHouseNumbersOverlay = false;
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bool _showFireHazardZonesOverlay = false;
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bool _showHistoricalFiresOverlay = false;
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bool _showFirebreaksOverlay = false;
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bool _showKrasFireZonesOverlay = false;
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bool _showPlaceNamesOverlay = false;
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bool _showMunicipalityBordersOverlay = false;
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bool _hideRepeatersOnMap = false;
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LocationTrail? _importedTrail;
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bool _isSelectingDownloadArea = false;
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LatLngBounds? _downloadAreaBounds;
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CustomMapConfig? _customMapConfig;
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bool _isUsingCustomMap = false;
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LatLng? get targetLocation => _targetLocation;
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LatLngBounds? get targetBounds => _targetBounds;
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double? get targetZoom => _targetZoom;
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bool get shouldAnimate => _shouldAnimate;
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MapCoordinateSpace get targetCoordinateSpace => _targetCoordinateSpace;
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String? get targetMapId => _targetMapId;
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LocationTrail? get currentTrail => _currentTrail;
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bool get isTrailVisible => _isTrailVisible;
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bool get isTrailRecordingEnabled => _isTrailRecordingEnabled;
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List<LocationTrail> get trailHistory => List.unmodifiable(_trailHistory);
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bool get isTrailActive => _currentTrail?.isActive ?? false;
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bool get showCadastralOverlay => _showCadastralOverlay;
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bool get showForestRoadsOverlay => _showForestRoadsOverlay;
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bool get showHikingTrailsOverlay => _showHikingTrailsOverlay;
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bool get showMainRoadsOverlay => _showMainRoadsOverlay;
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bool get showHouseNumbersOverlay => _showHouseNumbersOverlay;
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bool get showFireHazardZonesOverlay => _showFireHazardZonesOverlay;
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bool get showHistoricalFiresOverlay => _showHistoricalFiresOverlay;
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bool get showFirebreaksOverlay => _showFirebreaksOverlay;
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bool get showKrasFireZonesOverlay => _showKrasFireZonesOverlay;
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bool get showPlaceNamesOverlay => _showPlaceNamesOverlay;
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bool get showMunicipalityBordersOverlay => _showMunicipalityBordersOverlay;
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bool get hideRepeatersOnMap => _hideRepeatersOnMap;
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LocationTrail? get importedTrail => _importedTrail;
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bool get isSelectingDownloadArea => _isSelectingDownloadArea;
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LatLngBounds? get downloadAreaBounds => _downloadAreaBounds;
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CustomMapConfig? get customMapConfig => _customMapConfig;
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bool get hasCustomMap => _customMapConfig != null;
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bool get isUsingCustomMap => _isUsingCustomMap && _customMapConfig != null;
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bool get shouldHideGpsData => isUsingCustomMap;
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LatLngBounds? get customMapBounds => _customMapConfig?.bounds;
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Future<void> reloadProfileScopedState() async {
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await _loadInitialState();
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}
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bool matchesActiveCustomMap(String? mapId) {
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return hasCustomMap &&
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normalizeCustomMapId(_customMapConfig!.mapId) ==
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normalizeCustomMapId(mapId);
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}
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void navigateToLocation({
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required LatLng location,
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double zoom = 15.0,
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bool animate = true,
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}) {
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if (_isUsingCustomMap) {
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_isUsingCustomMap = false;
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unawaited(_saveCustomMapState());
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}
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_targetLocation = location;
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_targetBounds = null;
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_targetZoom = zoom;
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_shouldAnimate = animate;
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_targetCoordinateSpace = MapCoordinateSpace.geo;
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_targetMapId = null;
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notifyListeners();
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}
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String? navigateToMapPoint({
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required LatLng point,
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required MapCoordinateSpace coordinateSpace,
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String? mapId,
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double zoom = 15.0,
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bool animate = true,
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}) {
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if (coordinateSpace == MapCoordinateSpace.customMap) {
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if (!matchesActiveCustomMap(mapId)) {
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return 'Load the matching custom map to view this item.';
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}
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if (!_isUsingCustomMap) {
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_isUsingCustomMap = true;
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unawaited(_saveCustomMapState());
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}
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} else if (_isUsingCustomMap) {
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_isUsingCustomMap = false;
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unawaited(_saveCustomMapState());
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}
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_targetLocation = point;
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_targetBounds = null;
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_targetZoom = zoom;
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_shouldAnimate = animate;
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_targetCoordinateSpace = coordinateSpace;
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_targetMapId = mapId;
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notifyListeners();
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return null;
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}
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String? navigateToBounds({
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required LatLngBounds bounds,
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required MapCoordinateSpace coordinateSpace,
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String? mapId,
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bool animate = true,
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}) {
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if (coordinateSpace == MapCoordinateSpace.customMap) {
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if (!matchesActiveCustomMap(mapId)) {
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return 'Load the matching custom map to view this item.';
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}
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if (!_isUsingCustomMap) {
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_isUsingCustomMap = true;
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unawaited(_saveCustomMapState());
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}
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} else if (_isUsingCustomMap) {
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_isUsingCustomMap = false;
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unawaited(_saveCustomMapState());
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}
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_targetBounds = bounds;
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_targetLocation = bounds.center;
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_targetZoom = null;
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_shouldAnimate = animate;
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_targetCoordinateSpace = coordinateSpace;
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_targetMapId = mapId;
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notifyListeners();
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return null;
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}
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void clearNavigation() {
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_targetLocation = null;
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_targetBounds = null;
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_targetZoom = null;
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_shouldAnimate = false;
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_targetCoordinateSpace = MapCoordinateSpace.geo;
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_targetMapId = null;
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}
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String? navigateToDrawing(String drawingId, dynamic drawingProvider) {
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final drawing = drawingProvider.getDrawingById(drawingId) as MapDrawing?;
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if (drawing == null) {
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return 'Drawing not found.';
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}
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if (drawing.coordinateSpace == MapCoordinateSpace.customMap) {
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if (!matchesActiveCustomMap(drawing.mapId)) {
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return 'Load the matching custom map to view this drawing.';
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}
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return navigateToBounds(
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bounds: drawing.getBounds(),
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coordinateSpace: drawing.coordinateSpace,
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mapId: drawing.mapId,
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);
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}
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final bounds = drawing.getBounds();
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final latDiff = (bounds.north - bounds.south).abs();
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final lonDiff = (bounds.east - bounds.west).abs();
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final maxDiff = latDiff > lonDiff ? latDiff : lonDiff;
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double zoom = 15.0;
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if (maxDiff < 0.001) {
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zoom = 17.0;
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} else if (maxDiff < 0.005) {
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zoom = 16.0;
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} else if (maxDiff < 0.01) {
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zoom = 15.0;
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} else if (maxDiff < 0.05) {
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zoom = 13.0;
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} else if (maxDiff < 0.1) {
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zoom = 12.0;
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} else {
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zoom = 10.0;
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}
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navigateToLocation(
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location: drawing.getCenter(),
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zoom: zoom,
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animate: true,
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);
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return null;
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}
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String? navigateToSarMarker(SarMarker marker) {
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if (marker.coordinateSpace == MapCoordinateSpace.customMap) {
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return navigateToMapPoint(
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point: marker.location,
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coordinateSpace: MapCoordinateSpace.customMap,
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mapId: marker.mapId,
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);
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}
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navigateToLocation(location: marker.location, zoom: 15.0, animate: true);
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return null;
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}
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Future<bool> loadCustomMapFromGallery() async {
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final picked = await _imagePicker.pickImage(source: ImageSource.gallery);
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if (picked == null) {
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return false;
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}
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final bytes = await picked.readAsBytes();
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await setCustomMapImage(bytes: bytes, displayName: picked.name);
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return true;
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}
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Future<void> replaceCustomMap() async {
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await loadCustomMapFromGallery();
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}
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Future<void> setCustomMapImage({
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required Uint8List bytes,
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required String displayName,
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}) async {
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final dimensions = await _decodeImageSize(bytes);
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final mapId = normalizeCustomMapId(sha256.convert(bytes).toString())!;
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final documentsDir = await getApplicationDocumentsDirectory();
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final dir = Directory('${documentsDir.path}/$_customMapsDirName');
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if (!await dir.exists()) {
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await dir.create(recursive: true);
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}
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final extension = _normalizedExtension(displayName);
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final nextPath = '${dir.path}/custom_map_$mapId.$extension';
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final nextFile = File(nextPath);
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await nextFile.writeAsBytes(bytes, flush: true);
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final previousPath = _customMapConfig?.filePath;
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_customMapConfig = CustomMapConfig(
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filePath: nextPath,
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displayName: displayName,
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mapId: mapId,
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imageWidth: dimensions.$1,
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imageHeight: dimensions.$2,
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);
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_isUsingCustomMap = true;
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await _saveCustomMapState();
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if (previousPath != null && previousPath != nextPath) {
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unawaited(_deleteFileIfExists(previousPath));
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}
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notifyListeners();
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}
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Future<void> setCustomMapCalibration({
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required LatLng pointA,
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required LatLng pointB,
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required double metersPerPixel,
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}) async {
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if (_customMapConfig == null) return;
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_customMapConfig = _customMapConfig!.copyWith(
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calibrationPointA: pointA,
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calibrationPointB: pointB,
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metersPerPixel: metersPerPixel,
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);
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await _saveCustomMapState();
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notifyListeners();
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}
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Future<void> clearCustomMapCalibration() async {
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if (_customMapConfig == null) return;
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_customMapConfig = _customMapConfig!.copyWith(
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clearMetersPerPixel: true,
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clearCalibrationPointA: true,
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clearCalibrationPointB: true,
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);
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await _saveCustomMapState();
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notifyListeners();
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}
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Future<void> removeCustomMap() async {
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final filePath = _customMapConfig?.filePath;
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_customMapConfig = null;
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_isUsingCustomMap = false;
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clearNavigation();
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await _saveCustomMapState();
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if (filePath != null) {
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await _deleteFileIfExists(filePath);
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}
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notifyListeners();
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}
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Future<void> enterCustomMapMode() async {
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if (!hasCustomMap || _isUsingCustomMap) return;
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_isUsingCustomMap = true;
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await _saveCustomMapState();
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notifyListeners();
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}
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Future<void> exitCustomMapMode() async {
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if (!_isUsingCustomMap) return;
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_isUsingCustomMap = false;
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await _saveCustomMapState();
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notifyListeners();
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}
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void updateZoom(double zoom) {
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_targetZoom = zoom;
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notifyListeners();
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}
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void startTrail() {
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if (_currentTrail != null && _currentTrail!.isActive) {
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endTrail();
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}
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_currentTrail = LocationTrail(
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id: DateTime.now().millisecondsSinceEpoch.toString(),
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startTime: DateTime.now(),
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);
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_isTrailVisible = true;
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notifyListeners();
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}
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void addTrailPoint(LatLng position, {double? accuracy, double? speed}) {
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if (!_isTrailRecordingEnabled) {
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return;
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}
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if (_currentTrail == null || !_currentTrail!.isActive) {
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startTrail();
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}
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_currentTrail!.addPoint(
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TrailPoint(
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position: position,
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timestamp: DateTime.now(),
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accuracy: accuracy,
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speed: speed,
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),
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);
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notifyListeners();
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}
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||||
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void endTrail() {
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if (_currentTrail != null) {
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_currentTrail!.isActive = false;
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_currentTrail!.endTime = DateTime.now();
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if (_currentTrail!.points.isNotEmpty) {
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_trailHistory.add(_currentTrail!);
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}
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_currentTrail = null;
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notifyListeners();
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}
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}
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void toggleTrailVisibility() {
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_isTrailVisible = !_isTrailVisible;
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notifyListeners();
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}
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void setTrailRecordingEnabled(bool enabled) {
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if (_isTrailRecordingEnabled == enabled) {
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return;
|
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}
|
||||
|
||||
_isTrailRecordingEnabled = enabled;
|
||||
if (!enabled) {
|
||||
if (_currentTrail != null) {
|
||||
endTrail();
|
||||
} else {
|
||||
notifyListeners();
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void clearCurrentTrail() {
|
||||
if (_currentTrail != null) {
|
||||
_currentTrail = null;
|
||||
notifyListeners();
|
||||
}
|
||||
}
|
||||
|
||||
void clearAllTrails() {
|
||||
_currentTrail = null;
|
||||
_trailHistory.clear();
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
double get totalTrailDistance {
|
||||
if (_currentTrail == null) return 0;
|
||||
return _currentTrail!.totalDistance;
|
||||
}
|
||||
|
||||
Duration get trailDuration {
|
||||
if (_currentTrail == null) return Duration.zero;
|
||||
return _currentTrail!.duration;
|
||||
}
|
||||
|
||||
Future<void> toggleCadastralOverlay() async {
|
||||
_showCadastralOverlay = !_showCadastralOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleForestRoadsOverlay() async {
|
||||
_showForestRoadsOverlay = !_showForestRoadsOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleHikingTrailsOverlay() async {
|
||||
_showHikingTrailsOverlay = !_showHikingTrailsOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleMainRoadsOverlay() async {
|
||||
_showMainRoadsOverlay = !_showMainRoadsOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleHouseNumbersOverlay() async {
|
||||
_showHouseNumbersOverlay = !_showHouseNumbersOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleFireHazardZonesOverlay() async {
|
||||
_showFireHazardZonesOverlay = !_showFireHazardZonesOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleHistoricalFiresOverlay() async {
|
||||
_showHistoricalFiresOverlay = !_showHistoricalFiresOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleFirebreaksOverlay() async {
|
||||
_showFirebreaksOverlay = !_showFirebreaksOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleKrasFireZonesOverlay() async {
|
||||
_showKrasFireZonesOverlay = !_showKrasFireZonesOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> togglePlaceNamesOverlay() async {
|
||||
_showPlaceNamesOverlay = !_showPlaceNamesOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> toggleMunicipalityBordersOverlay() async {
|
||||
_showMunicipalityBordersOverlay = !_showMunicipalityBordersOverlay;
|
||||
notifyListeners();
|
||||
await _saveOverlayState();
|
||||
}
|
||||
|
||||
Future<void> loadOverlayState() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
_showCadastralOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_cadastral_overlay')) ?? false;
|
||||
_showForestRoadsOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_forest_roads_overlay')) ?? false;
|
||||
_showHikingTrailsOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_hiking_trails_overlay')) ?? false;
|
||||
_showMainRoadsOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_main_roads_overlay')) ?? false;
|
||||
_showHouseNumbersOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_house_numbers_overlay')) ?? false;
|
||||
_showFireHazardZonesOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_fire_hazard_zones_overlay')) ??
|
||||
false;
|
||||
_showHistoricalFiresOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_historical_fires_overlay')) ?? false;
|
||||
_showFirebreaksOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_firebreaks_overlay')) ?? false;
|
||||
_showKrasFireZonesOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_kras_fire_zones_overlay')) ?? false;
|
||||
_showPlaceNamesOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_place_names_overlay')) ?? false;
|
||||
_showMunicipalityBordersOverlay =
|
||||
prefs.getBool(_scopedKey('map_show_municipality_borders_overlay')) ??
|
||||
false;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
Future<void> _loadInitialState() async {
|
||||
await Future.wait([
|
||||
loadOverlayState(),
|
||||
loadRepeaterVisibilitySettings(),
|
||||
_loadCustomMapState(),
|
||||
_removeDeprecatedSettings(),
|
||||
]);
|
||||
}
|
||||
|
||||
Future<void> _removeDeprecatedSettings() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
await prefs.remove(_scopedKey('map_show_all_contact_trails'));
|
||||
}
|
||||
|
||||
Future<void> _saveOverlayState() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_cadastral_overlay'),
|
||||
_showCadastralOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_forest_roads_overlay'),
|
||||
_showForestRoadsOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_hiking_trails_overlay'),
|
||||
_showHikingTrailsOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_main_roads_overlay'),
|
||||
_showMainRoadsOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_house_numbers_overlay'),
|
||||
_showHouseNumbersOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_fire_hazard_zones_overlay'),
|
||||
_showFireHazardZonesOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_historical_fires_overlay'),
|
||||
_showHistoricalFiresOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_firebreaks_overlay'),
|
||||
_showFirebreaksOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_kras_fire_zones_overlay'),
|
||||
_showKrasFireZonesOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_place_names_overlay'),
|
||||
_showPlaceNamesOverlay,
|
||||
);
|
||||
await prefs.setBool(
|
||||
_scopedKey('map_show_municipality_borders_overlay'),
|
||||
_showMunicipalityBordersOverlay,
|
||||
);
|
||||
}
|
||||
|
||||
Future<void> setHideRepeatersOnMap(bool hide) async {
|
||||
if (_hideRepeatersOnMap == hide) return;
|
||||
_hideRepeatersOnMap = hide;
|
||||
notifyListeners();
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
await prefs.setBool(_scopedKey('map_hide_repeaters'), _hideRepeatersOnMap);
|
||||
}
|
||||
|
||||
Future<void> loadRepeaterVisibilitySettings() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
_hideRepeatersOnMap =
|
||||
prefs.getBool(_scopedKey('map_hide_repeaters')) ?? false;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void setImportedTrail(LocationTrail trail) {
|
||||
_importedTrail = trail;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void clearImportedTrail() {
|
||||
_importedTrail = null;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void replaceCurrentTrailWithImport(LocationTrail importedTrail) {
|
||||
if (_currentTrail != null && _currentTrail!.isActive) {
|
||||
endTrail();
|
||||
}
|
||||
_currentTrail = importedTrail;
|
||||
_isTrailVisible = true;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void enterDownloadAreaMode(LatLngBounds initialBounds) {
|
||||
_isSelectingDownloadArea = true;
|
||||
_downloadAreaBounds = initialBounds;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void exitDownloadAreaMode() {
|
||||
_isSelectingDownloadArea = false;
|
||||
_downloadAreaBounds = null;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
void updateDownloadAreaBounds(LatLngBounds bounds) {
|
||||
_downloadAreaBounds = bounds;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
Future<void> _loadCustomMapState() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
final configJson = prefs.getString(_scopedKey(_customMapConfigKey));
|
||||
if (configJson != null && configJson.isNotEmpty) {
|
||||
final decoded = jsonDecode(configJson);
|
||||
if (decoded is Map<String, dynamic>) {
|
||||
final config = CustomMapConfig.fromJson(decoded);
|
||||
if (config != null && await File(config.filePath).exists()) {
|
||||
_customMapConfig = config;
|
||||
} else {
|
||||
_customMapConfig = null;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
_customMapConfig = null;
|
||||
}
|
||||
_isUsingCustomMap =
|
||||
(prefs.getBool(_scopedKey(_customMapModeKey)) ?? false) &&
|
||||
_customMapConfig != null;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
Future<void> _saveCustomMapState() async {
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
if (_customMapConfig == null) {
|
||||
await prefs.remove(_scopedKey(_customMapConfigKey));
|
||||
} else {
|
||||
await prefs.setString(
|
||||
_scopedKey(_customMapConfigKey),
|
||||
jsonEncode(_customMapConfig!.toJson()),
|
||||
);
|
||||
}
|
||||
await prefs.setBool(_scopedKey(_customMapModeKey), _isUsingCustomMap);
|
||||
}
|
||||
|
||||
Future<(int, int)> _decodeImageSize(Uint8List bytes) async {
|
||||
final codec = await ui.instantiateImageCodec(bytes);
|
||||
final frame = await codec.getNextFrame();
|
||||
return (frame.image.width, frame.image.height);
|
||||
}
|
||||
|
||||
String _normalizedExtension(String displayName) {
|
||||
final dotIndex = displayName.lastIndexOf('.');
|
||||
if (dotIndex == -1 || dotIndex == displayName.length - 1) {
|
||||
return 'png';
|
||||
}
|
||||
return displayName.substring(dotIndex + 1).toLowerCase();
|
||||
}
|
||||
|
||||
Future<void> _deleteFileIfExists(String path) async {
|
||||
final file = File(path);
|
||||
if (await file.exists()) {
|
||||
await file.delete();
|
||||
}
|
||||
}
|
||||
|
||||
Map<String, dynamic> exportWorkspaceJson() {
|
||||
return {
|
||||
'currentTrail': _currentTrail?.toJson(),
|
||||
'trailHistory': _trailHistory.map((trail) => trail.toJson()).toList(),
|
||||
'importedTrail': _importedTrail?.toJson(),
|
||||
'isTrailVisible': _isTrailVisible,
|
||||
'isTrailRecordingEnabled': _isTrailRecordingEnabled,
|
||||
'showCadastralOverlay': _showCadastralOverlay,
|
||||
'showForestRoadsOverlay': _showForestRoadsOverlay,
|
||||
'showHikingTrailsOverlay': _showHikingTrailsOverlay,
|
||||
'showMainRoadsOverlay': _showMainRoadsOverlay,
|
||||
'showHouseNumbersOverlay': _showHouseNumbersOverlay,
|
||||
'showFireHazardZonesOverlay': _showFireHazardZonesOverlay,
|
||||
'showHistoricalFiresOverlay': _showHistoricalFiresOverlay,
|
||||
'showFirebreaksOverlay': _showFirebreaksOverlay,
|
||||
'showKrasFireZonesOverlay': _showKrasFireZonesOverlay,
|
||||
'showPlaceNamesOverlay': _showPlaceNamesOverlay,
|
||||
'showMunicipalityBordersOverlay': _showMunicipalityBordersOverlay,
|
||||
'hideRepeatersOnMap': _hideRepeatersOnMap,
|
||||
};
|
||||
}
|
||||
|
||||
void applyWorkspaceJson(Map<String, dynamic> json) {
|
||||
_currentTrail = json['currentTrail'] is Map<String, dynamic>
|
||||
? LocationTrail.fromJson(json['currentTrail'] as Map<String, dynamic>)
|
||||
: null;
|
||||
_trailHistory
|
||||
..clear()
|
||||
..addAll(
|
||||
(json['trailHistory'] as List<dynamic>? ?? const [])
|
||||
.whereType<Map<String, dynamic>>()
|
||||
.map(LocationTrail.fromJson),
|
||||
);
|
||||
_importedTrail = json['importedTrail'] is Map<String, dynamic>
|
||||
? LocationTrail.fromJson(json['importedTrail'] as Map<String, dynamic>)
|
||||
: null;
|
||||
_isTrailVisible = json['isTrailVisible'] as bool? ?? true;
|
||||
_isTrailRecordingEnabled =
|
||||
json['isTrailRecordingEnabled'] as bool? ?? true;
|
||||
_showCadastralOverlay = json['showCadastralOverlay'] as bool? ?? false;
|
||||
_showForestRoadsOverlay = json['showForestRoadsOverlay'] as bool? ?? false;
|
||||
_showHikingTrailsOverlay =
|
||||
json['showHikingTrailsOverlay'] as bool? ?? false;
|
||||
_showMainRoadsOverlay = json['showMainRoadsOverlay'] as bool? ?? false;
|
||||
_showHouseNumbersOverlay =
|
||||
json['showHouseNumbersOverlay'] as bool? ?? false;
|
||||
_showFireHazardZonesOverlay =
|
||||
json['showFireHazardZonesOverlay'] as bool? ?? false;
|
||||
_showHistoricalFiresOverlay =
|
||||
json['showHistoricalFiresOverlay'] as bool? ?? false;
|
||||
_showFirebreaksOverlay = json['showFirebreaksOverlay'] as bool? ?? false;
|
||||
_showKrasFireZonesOverlay =
|
||||
json['showKrasFireZonesOverlay'] as bool? ?? false;
|
||||
_showPlaceNamesOverlay = json['showPlaceNamesOverlay'] as bool? ?? false;
|
||||
_showMunicipalityBordersOverlay =
|
||||
json['showMunicipalityBordersOverlay'] as bool? ?? false;
|
||||
_hideRepeatersOnMap = json['hideRepeatersOnMap'] as bool? ?? false;
|
||||
notifyListeners();
|
||||
}
|
||||
|
||||
String _scopedKey(String baseKey) {
|
||||
return ProfileStorageScope.scopedKey(baseKey);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user