all_sensors 0.2.1

A Flutter plugin to retreive Accelerometer, Gyroscope, Proximity sensor's data.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:all_sensors/all_sensors.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Sensors Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {

  List<double> _accelerometerValues;
  List<double> _userAccelerometerValues;
  List<double> _gyroscopeValues;
  bool _proximityValues = false;
  List<StreamSubscription<dynamic>> _streamSubscriptions = <StreamSubscription<dynamic>>[];

  @override
  Widget build(BuildContext context) {
    final List<String> accelerometer =
    _accelerometerValues?.map((double v) => v.toStringAsFixed(1))?.toList();
    final List<String> gyroscope =
    _gyroscopeValues?.map((double v) => v.toStringAsFixed(1))?.toList();
    final List<String> userAccelerometer = _userAccelerometerValues
        ?.map((double v) => v.toStringAsFixed(1))
        ?.toList();

    return Scaffold(
      appBar: AppBar(
        title: const Text('Sensor Example'),
      ),
      body: Column(
        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
        children: <Widget>[
          Padding(
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: <Widget>[
                Text('Accelerometer: $accelerometer'),
              ],
            ),
            padding: const EdgeInsets.all(16.0),
          ),
          Padding(
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: <Widget>[
                Text('UserAccelerometer: $userAccelerometer'),
              ],
            ),
            padding: const EdgeInsets.all(16.0),
          ),
          Padding(
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: <Widget>[
                Text('Gyroscope: $gyroscope'),
              ],
            ),
            padding: const EdgeInsets.all(16.0),
          ),
          Padding(
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: <Widget>[
                Text('Proximity: $_proximityValues'),
              ],
            ),
            padding: const EdgeInsets.all(16.0),
          ),
        ],
      ),
    );
  }

  @override
  void dispose() {
    super.dispose();
    for (StreamSubscription<dynamic> subscription in _streamSubscriptions) {
      subscription.cancel();
    }
  }

  @override
  void initState() {
    super.initState();
    _streamSubscriptions
        .add(accelerometerEvents.listen((AccelerometerEvent event) {
      setState(() {
        _accelerometerValues = <double>[event.x, event.y, event.z];
      });
    }));
    _streamSubscriptions.add(gyroscopeEvents.listen((GyroscopeEvent event) {
      setState(() {
        _gyroscopeValues = <double>[event.x, event.y, event.z];
      });
    }));

    _streamSubscriptions
        .add(userAccelerometerEvents.listen((UserAccelerometerEvent event) {
      setState(() {
        _userAccelerometerValues = <double>[event.x, event.y, event.z];
      });
    }));
    _streamSubscriptions
        .add(proximityEvents.listen((ProximityEvent event) {
      setState(() {
        _proximityValues = event.getValue();
      });
    }));
  }
}