Retromania app

build.gradle (Module:app)

~~~

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile 'com.android.support:appcompat-v7:23.4.0'
    compile 'com.squareup.okhttp3:okhttp:3.4.1'
    compile 'com.squareup.okhttp3:okhttp-ws:3.4.1'
    compile ('io.socket:socket.io-client:0.7.0') {
        // excluding org.json which is provided by Android
        exclude group: 'org.json', module: 'json'
    }

MainActivity.java

public class MainActivity extends AppCompatActivity implements SensorEventListener {
    Socket socket;
    SensorManager sensorManager;
    Sensor accelerometer;
    TextView textView;
    String ip_addr;
    String y_value;
    boolean isRunning=true;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        textView = (TextView) findViewById(R.id.textView);
        sensorManager= (SensorManager) getSystemService(Context.SENSOR_SERVICE);
        accelerometer=sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
        ip_addr="192.168.43.155";
        try {
            socket= IO.socket("http://"+ip_addr+":7171");
        } catch (URISyntaxException e) {
            e.printStackTrace();
        }
        socket.connect();
    }

    @Override
    public void onSensorChanged(SensorEvent event) {
        float ax,ay,az;
        ax=event.values[0]; //x value
        ay=event.values[1]; //y value
        az=event.values[2]; //z value
        y_value=String.valueOf(ay);

        textView.setText(String.valueOf(ay));

        socket.emit("app-message",ay);
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int accuracy) {

    }
    protected void onResume() {
        super.onResume();
        sensorManager.registerListener(this, accelerometer, SensorManager.SENSOR_DELAY_NORMAL);
        isRunning=true;
    }

    protected void onPause() {
        super.onPause();
        sensorManager.unregisterListener(this);
        isRunning=false;
    }
}