aves/lib/widgets/common/map/leaflet/tile_layers.dart
2024-09-25 23:23:05 +02:00

108 lines
3.6 KiB
Dart

import 'package:aves/model/device.dart';
import 'package:aves/widgets/common/map/leaflet/vector_style_reader_extra.dart';
import 'package:flutter/material.dart';
import 'package:flutter_map/flutter_map.dart';
import 'package:vector_map_tiles/vector_map_tiles.dart';
import 'package:vector_tile_renderer/vector_tile_renderer.dart' as vtr;
class OpenTopoMapLayer extends StatelessWidget {
const OpenTopoMapLayer({super.key});
@override
Widget build(BuildContext context) {
return TileLayer(
urlTemplate: 'https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png',
subdomains: const ['a', 'b', 'c'],
retinaMode: MediaQuery.devicePixelRatioOf(context) > 1,
userAgentPackageName: device.userAgent,
);
}
}
class OSMHotLayer extends StatelessWidget {
const OSMHotLayer({super.key});
@override
Widget build(BuildContext context) {
return TileLayer(
urlTemplate: 'https://{s}.tile.openstreetmap.fr/hot/{z}/{x}/{y}.png',
subdomains: const ['a', 'b', 'c'],
retinaMode: MediaQuery.devicePixelRatioOf(context) > 1,
userAgentPackageName: device.userAgent,
);
}
}
class StamenWatercolorLayer extends StatelessWidget {
const StamenWatercolorLayer({super.key});
@override
Widget build(BuildContext context) {
return TileLayer(
urlTemplate: 'https://watercolormaps.collection.cooperhewitt.org/tile/watercolor/{z}/{x}/{y}.jpg',
retinaMode: MediaQuery.devicePixelRatioOf(context) > 1,
userAgentPackageName: device.userAgent,
);
}
}
class OsmLibertyLayer extends StatefulWidget {
const OsmLibertyLayer({super.key});
@override
State<OsmLibertyLayer> createState() => _OsmLibertyLayerState();
}
class _OsmLibertyLayerState extends State<OsmLibertyLayer> {
late final Future<Style> _americanaStyleFuture;
late final Future<Style> _osmLibertyStyleFuture;
static const _openMapTileProviderSource = 'openmaptiles';
// `Americana` provides tiles, but it uses layer syntax that is not supported by the vector tile renderer
static const _americanaStyle = 'https://americanamap.org/style.json';
// `OSM Liberty` is well supported by the vector tile renderer, but it requires an API key for the tiles
static const _osmLiberty = 'https://maputnik.github.io/osm-liberty/style.json';
@override
void initState() {
super.initState();
_americanaStyleFuture = StyleReader(
uri: _americanaStyle,
).readExtra(skippedSources: {});
_osmLibertyStyleFuture = StyleReader(
uri: _osmLiberty,
logger: const vtr.Logger.console(),
).readExtra(skippedSources: {_openMapTileProviderSource});
}
@override
Widget build(BuildContext context) {
return FutureBuilder<Style>(
future: _americanaStyleFuture,
builder: (context, americanaStyleSnapshot) {
return FutureBuilder<Style>(
future: _osmLibertyStyleFuture,
builder: (context, osmLibertyStyleSnapshot) {
if (americanaStyleSnapshot.hasError) return Text(americanaStyleSnapshot.error.toString());
if (osmLibertyStyleSnapshot.hasError) return Text(osmLibertyStyleSnapshot.error.toString());
final americanaStyle = americanaStyleSnapshot.data;
final osmLibertyStyle = osmLibertyStyleSnapshot.data;
if (americanaStyle == null || osmLibertyStyle == null) return const SizedBox();
return VectorTileLayer(
tileProviders: americanaStyle.providers,
theme: osmLibertyStyle.theme,
sprites: osmLibertyStyle.sprites,
layerMode: VectorTileLayerMode.raster,
);
},
);
},
);
}
}