uninav/lib/map.dart

187 lines
7.2 KiB
Dart

import 'package:anim_search_bar/anim_search_bar.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_map/flutter_map.dart';
import 'package:get/get.dart';
import 'package:latlong2/latlong.dart';
import 'package:rust_core/slice.dart';
import 'package:uninav/components/drawer.dart';
import 'package:uninav/components/hamburger_menu.dart';
import 'package:uninav/components/map_render_level.dart';
import 'package:uninav/controllers/map_controller.dart';
import 'package:uninav/data/geo/model.dart';
import 'package:uninav/util/geomath.dart';
import 'package:url_launcher/url_launcher.dart';
class MapPage extends StatelessWidget {
const MapPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
final LayerHitNotifier hitNotifier = ValueNotifier(null);
return Scaffold(
drawer: MyDrawer(),
appBar: AppBar(
title: const Text('Map'),
leading: HamburgerMenu(),
// right side expanding search bar widget
actions: [
AnimSearchBar(
width: /* media query device width */ 300,
textController: TextEditingController(),
onSuffixTap: () {
print('Search');
},
closeSearchOnSuffixTap: false,
onSubmitted: (p0) => {
print('Search: $p0'),
},
),
]),
floatingActionButton: FloatingActionButton(
onPressed: () async {
// Add onPressed logic here
await Get.find<MyMapController>().loadGeoJson(
await rootBundle.loadString('assets/geo/uulm_beta.geojson'));
},
child: const Icon(Icons.add),
),
body: Stack(
children: [
FlutterMap(
mapController: MapController(),
options: MapOptions(
initialCenter: const LatLng(48.422766, 9.9564),
initialZoom: 16.0,
// camera constraints
maxZoom: 19,
onTap: (tapPosition, latlng) => print(tapPosition),
),
children: [
TileLayer(
urlTemplate: "https://tile.openstreetmap.org/{z}/{x}/{y}.png",
maxZoom: 19,
),
GestureDetector(
onTap: () {
print("tap");
final LayerHitResult? hit = hitNotifier.value;
if (hit == null) {
return;
}
print("not null");
print(hit.coordinate);
hit.printInfo();
print(hit.hitValues);
for (final hitValue in hit.hitValues) {
print(hitValue);
}
// Handle the hit, which in this case is a tap
// For example, see the example in Hit Handling (below)
},
child: MouseRegion(
cursor: SystemMouseCursors.click,
child: Stack(
children: [
// buildings
LevelLayer(
filter: (feature) => feature.type is Building,
notifier: hitNotifier,
),
// public transport
LevelLayer(
filter: (feature) =>
feature.level == null &&
feature.type is PublicTransport,
polyCenterMarkerConstructor: (center, name) => Marker(
width: 100,
height: 100,
point: center,
child: const Icon(
Icons.train,
color: Colors.black,
),
alignment: Alignment.center,
),
polyConstructor: (feature) => feature
.getPolygon(
constructor: (pts) => Polygon(
points: pts,
color: Colors.green.withOpacity(0.2),
borderColor: Colors.green,
borderStrokeWidth: 1,
hitValue: feature,
))
.unwrap(),
notifier: hitNotifier,
),
// current level
Obx(
() => Stack(
children: renderLevel(
Get.find<MyMapController>()
.currentLevel
.value,
hitNotifier: hitNotifier)),
),
// RichAttributionWidget(attributions: [
// TextSourceAttribution(
// 'OpenStreetMap contributors',
// onTap: () =>
// launchUrl(Uri.parse('https://openstreetmap.org/copyright')),
// )
// ]),
],
),
),
),
],
),
Positioned(
left: 16,
bottom: 16,
child: Container(
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surface,
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: Colors.grey,
width: 1,
),
),
padding:
const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
child: Obx(
() => DropdownButton<int>(
value: Get.find<MyMapController>().currentLevel.value,
style: TextStyle(
color: Theme.of(context).colorScheme.onSurface),
dropdownColor: Theme.of(context).colorScheme.surface,
onChanged: (int? newValue) {
if (newValue != null) {
Get.find<MyMapController>().setLevel(newValue);
}
// Handle dropdown value change
},
items: Get.find<MyMapController>()
.levels
.map<DropdownMenuItem<int>>((int value) {
return DropdownMenuItem<int>(
value: value,
child: Text("Level $value"),
);
}).toList(),
),
),
)),
],
));
}
}