39 lines
824 B
Dart
39 lines
824 B
Dart
import 'package:latlong2/latlong.dart';
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class GpxTrack {
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final String name;
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final Set<List<LatLng>> tracks;
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const GpxTrack({
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required this.name,
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required this.tracks,
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});
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bool get isEmpty => tracks.every((segment) => segment.isEmpty);
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int get pointCount => tracks.fold<int>(
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0,
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(sum, segment) => sum + segment.length,
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);
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LatLng? get center {
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final points = tracks.expand((segment) => segment).toList();
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if (points.isEmpty) return null;
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final latitude =
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points.fold<double>(
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0,
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(sum, point) => sum + point.latitude,
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) /
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points.length;
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final longitude =
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points.fold<double>(
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0,
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(sum, point) => sum + point.longitude,
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) /
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points.length;
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return LatLng(latitude, longitude);
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}
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}
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