بريسيس كومباس

import 'package:precise_compass/precise_compass.dart';

final subscription = PreciseCompass.heading.listen((reading) {
  if (!reading.hasHeading) return;

  print('${reading.heading.toStringAsFixed(0)}° '
      '± ${reading.accuracyDegrees.toStringAsFixed(0)}° '
      '· ${(reading.confidence * 100).toStringAsFixed(0)}% confident');

  if (reading.shouldCalibrate) {
    // Ask the user to move the device in a figure eight.
  }
});

await subscription.cancel();