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45 lines
1.1 KiB
Markdown
45 lines
1.1 KiB
Markdown
# Basic Usage Examples
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## Qibla for Multiple Cities
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```dart
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import 'package:qibla/qibla.dart';
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void main() {
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final cities = [
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('New York', 40.7128, -74.0060),
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('London', 51.5074, -0.1278),
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('Istanbul', 41.0082, 28.9784),
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('Jakarta', -6.2088, 106.8456),
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('Cape Town', -33.9249, 18.4241),
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];
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print('City Bearing Direction Distance');
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print('${'─' * 54}');
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for (final (city, lat, lng) in cities) {
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final bearing = qiblaAngle(lat, lng);
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final dir = compassDir(bearing);
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final km = distanceKm(lat, lng, kaabaLat, kaabaLng);
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print('${city.padRight(18)}${bearing.toStringAsFixed(1).padLeft(6)}° ${dir.padRight(9)} ${km.toStringAsFixed(0)} km');
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}
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}
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```
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## Great-Circle Path Waypoints
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```dart
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import 'package:qibla/qibla.dart';
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void main() {
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// 8 waypoints from London to Makkah
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final path = greatCirclePath(51.5074, -0.1278, kaabaLat, kaabaLng, 8);
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print('Waypoints from London to Makkah:');
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for (int i = 0; i < path.length; i++) {
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final p = path[i];
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print(' ${i + 1}. ${p.latitude.toStringAsFixed(4)}°, ${p.longitude.toStringAsFixed(4)}°');
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}
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}
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```
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