40 lines
1.2 KiB
Dart
40 lines
1.2 KiB
Dart
import 'dart:async';
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import 'package:aves_map/src/zoomed_bounds.dart';
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import 'package:latlong2/latlong.dart';
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class AvesMapController {
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final StreamController _streamController = StreamController.broadcast();
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Stream<dynamic> get _events => _streamController.stream;
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Stream<MapControllerMoveEvent> get moveCommands => _events.where((event) => event is MapControllerMoveEvent).cast<MapControllerMoveEvent>();
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Stream<MapIdleUpdate> get idleUpdates => _events.where((event) => event is MapIdleUpdate).cast<MapIdleUpdate>();
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Stream<MapMarkerLocationChangeEvent> get markerLocationChanges => _events.where((event) => event is MapMarkerLocationChangeEvent).cast<MapMarkerLocationChangeEvent>();
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void dispose() {
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_streamController.close();
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}
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void moveTo(LatLng latLng) => _streamController.add(MapControllerMoveEvent(latLng));
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void notifyIdle(ZoomedBounds bounds) => _streamController.add(MapIdleUpdate(bounds));
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void notifyMarkerLocationChange() => _streamController.add(MapMarkerLocationChangeEvent());
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}
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class MapControllerMoveEvent {
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final LatLng latLng;
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MapControllerMoveEvent(this.latLng);
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}
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class MapIdleUpdate {
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final ZoomedBounds bounds;
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MapIdleUpdate(this.bounds);
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}
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class MapMarkerLocationChangeEvent {}
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