Android Sensor Test

gistfile1.java

public class Test extends Activity implements SensorEventListener 
{
	TextView mOriX, mOriY, mOriZ;	// 방향 센서 3축값
	TextView mMagX, mMagY, mMagZ;	// 지자기 센서 3축값

	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) 
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

		TextView ori, mag;	// 센서명

		ori = (TextView)findViewById(R.id.orientation);
		mOriX = (TextView)findViewById(R.id.orientation_x_value);
		mOriY = (TextView)findViewById(R.id.orientation_y_value);
		mOriZ = (TextView)findViewById(R.id.orientation_z_value);
    	
		mag = (TextView)findViewById(R.id.magnetic);
		mMagX = (TextView)findViewById(R.id.magnetic_x_value);
		mMagY = (TextView)findViewById(R.id.magnetic_y_value);
		mMagZ = (TextView)findViewById(R.id.magnetic_z_value);
		
		// 센서 서비스
		SensorManager sensorManager = (SensorManager)getSystemService(Context.SENSOR_SERVICE);
		List<Sensor> sensorList;
		Sensor sensor;

		// 방향 센서 등록
		try
		{
			sensorList = sensorManager.getSensorList(Sensor.TYPE_ORIENTATION);
			sensor = sensorList.get(0);
			ori.setText(sensor.getName());
			sensorManager.registerListener(this,  sensor, SensorManager.SENSOR_DELAY_UI);
		}
		catch(Exception ex) // 센서가 없으면
		{
			mOriX.setText("0.000");
			mOriY.setText("0.000");
			mOriZ.setText("0.000");
		}
		finally
		{
			sensorList = null;
			sensor = null;
		}

		// 지자기 센서 등록
		try
		{
			sensorList = sensorManager.getSensorList(Sensor.TYPE_MAGNETIC_FIELD);
			sensor = sensorList.get(0);
			mag.setText(sensor.getName());
			sensorManager.registerListener(this,  sensor, SensorManager.SENSOR_DELAY_UI);
		}
		catch(Exception ex)
		{
			mMagX.setText("0.000");
			mMagY.setText("0.000");
			mMagZ.setText("0.000");
		}
	}

	public void onSensorChanged(SensorEvent event) 
	{
		// 방향 센서값이 변경될 때
		if(event.sensor.getType() == Sensor.TYPE_ORIENTATION)
		{
			mOriX.setText(String.format("%.3f", event.values[0]));
			mOriY.setText(String.format("%.3f", event.values[1]));
			mOriZ.setText(String.format("%.3f", event.values[2]));
		}

		// 지자기 센서값이 변경될 때
		else if(event.sensor.getType() == Sensor.TYPE_MAGNETIC_FIELD)
		{
			mMagX.setText(String.format("%.3f", event.values[0]));
			mMagY.setText(String.format("%.3f", event.values[1]));
			mMagZ.setText(String.format("%.3f", event.values[2]));
		}
	}

	public void onAccuracyChanged(Sensor sensor, int accuracy) 
	{
		// TODO Auto-generated method stub
	}
}