Android Open Source - wakeup Wakeup Service

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Back to project page wakeup.

License

The source code is released under:

Apache License

Java Source Code

package com.niceappp.wakeup;
/*w w  w  . ja  va 2  s.  com*/
import android.app.Service;
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.content.Intent;
import android.content.res.Configuration;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.IBinder;
import android.os.PowerManager;
import android.os.Vibrator;
import android.util.Log;
import android.view.Display;
import android.view.WindowManager;
import android.widget.Toast;

public class WakeupService extends Service implements SensorEventListener {

  private static final String TAG = "WakeupService";
  SensorManager sManager;
  Sensor acceSensor;
  private float mAccel; // acceleration apart from gravity
  private float mAccelCurrent; // current acceleration including gravity
  private float mAccelLast; // last acceleration including gravity
  private long lapsedTime = System.currentTimeMillis();

  @Override
  public void onCreate() {
    super.onCreate();
    Toast.makeText(this, "Service Created", Toast.LENGTH_LONG).show();
    Log.d(TAG, "Started");
    sManager = (SensorManager) getSystemService(SENSOR_SERVICE);
    acceSensor = sManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);

    sManager.registerListener(this, acceSensor,
        SensorManager.SENSOR_DELAY_NORMAL);

    mAccel = 0.00f;
    mAccelCurrent = SensorManager.GRAVITY_EARTH;
    mAccelLast = SensorManager.GRAVITY_EARTH;
  }

  @Override
  public void onDestroy() {
    super.onDestroy();
    sManager.unregisterListener(this, acceSensor);
  }

  @Override
  public IBinder onBind(Intent arg0) {
    return null;
  }

  @Override
  public void onAccuracyChanged(Sensor sensor, int accuracy) {
//    Log.d(TAG, "onAccuracyChanged = sensor: " + sensor + ", accuracy: "+ accuracy);

  }

  @Override
  public void onSensorChanged(SensorEvent se) {
    //Log.d(TAG, "onSensorChanged = sensor=" + se.sensor + " >>> " + se.values);
    
    float x = se.values[0];
    float y = se.values[1];
    float z = se.values[2];
    mAccelLast = mAccelCurrent;
    mAccelCurrent = (float) Math.sqrt((double) (x * x + y * y + z * z));
    float delta = mAccelCurrent - mAccelLast;
    mAccel = mAccel * 0.9f + delta; // perform low-cut filter
    long t = System.currentTimeMillis() - lapsedTime;
    //Log.d(TAG, " t =" + t + ", lapsedtime =" + lapsedTime);
    if (mAccel > 14 && t > 1300 ) {
      Log.d(TAG, " X=" + mAccel + ", t=" + t);
      toggleScreen();
      lapsedTime = System.currentTimeMillis();
    }
    
  }

  private void toggleScreen() {
    PowerManager pm = (PowerManager)getSystemService(Context.POWER_SERVICE);
//    WindowManager window = (WindowManager) getSystemService(WINDOW_SERVICE);
//    int orientation = window.getDefaultDisplay().getOrientation();
    
    boolean isScreenOn = pm.isScreenOn();
    if (!isScreenOn ) {
      PowerManager.WakeLock wl = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP, "Your Tag");
      wl.acquire();
      wl.release();
      Log.d(TAG, " Turn on");
      
      Vibrator v = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
      v.vibrate(100);

    } else {
      DevicePolicyManager mDPM =
            (DevicePolicyManager)getSystemService(Context.DEVICE_POLICY_SERVICE);
      mDPM.lockNow();

      Log.d(TAG, " Turn off");
    }
  }
}

Java Source Code List

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