Android Open Source - SpeedMeter Gps Services

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License

The source code is released under:

GNU General Public License

Java Source Code

package fly.speedmeter.grub;
/*from  w  ww.  j  a va 2 s .  c  om*/
import android.app.Notification;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.location.GpsStatus.Listener;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.IBinder;
import android.util.Log;

import fly.speedmeter.grub.R;

public class GpsServices extends Service implements LocationListener, Listener{
  private LocationManager mLocationManager;
  
  MainActivity MainAc = new MainActivity();
  
    static int Running = 0;
  static boolean firstime = true;
  double currentLon=0 ;
  double currentLat=0 ;
  double lastLon = 0;
  double lastLat = 0;
  double distance = 0;
  double distanceKm = 0;
  double distanceM = 0;
  double locCurSpeed = 0;
  double locMaxSpeed = 0;
  
  Location lastlocation = new Location("last");
  
  
  @Override
  public void onCreate() {
    
    Notification notification = new Notification.Builder(getBaseContext())
        .setContentTitle("Parcours en cours..."
        .toString()).setContentText("Cliquez pour acceder a l'application")
        .setSmallIcon(R.drawable.ic_launcher)
        .build();
    
    startForeground(R.string.noti_id, notification);
    
    mLocationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
        if (mLocationManager.getAllProviders().indexOf(LocationManager.GPS_PROVIDER) >= 0) {
            mLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 500, 0, this);
        } else {
            Log.w("MainActivity", "No GPS location provider found. GPS data display will not be available.");
        }
        mLocationManager.addGpsStatusListener( this);

  }

  public void onLocationChanged(Location location) {
    Log.i("Service", "Location Changed. Runnning = "+ Running +"; Firstime = "+ firstime);
    if (Running == 1){
        //get the current lat and long
        currentLat = location.getLatitude();
        currentLon = location.getLongitude();
  
        if (firstime){
          lastLat = currentLat;
          lastLon = currentLon;
        }
        firstime=false;
        
        lastlocation.setLatitude(lastLat);
        lastlocation.setLongitude(lastLon);
        distance = lastlocation.distanceTo(location);
        
        if (location.getAccuracy() < distance){
          distanceM = distanceM + distance;
          distanceKm = distanceM / 1000f;
          
          lastLat = currentLat;
          lastLon = currentLon;
        }
        
            if (location.hasSpeed()) {
              locCurSpeed = location.getSpeed() * 3.6;
            }
            
            if (locCurSpeed > locMaxSpeed) {
              locMaxSpeed = locCurSpeed;
            }
            
        MainAc.updateGpsview(distanceM, distanceKm, locMaxSpeed, locCurSpeed);
        Log.i("Service", "updateGpsview launched. Distance ="+distanceM + "locMaxSpeed");
    }
  }
  
    public static void setfirstime(boolean temp){
      firstime = temp;
    }
    
    public static void setRunning(int temp){
      Running = temp;
    }
    
  @Override
  public int onStartCommand(Intent intent, int flags, int startId) {
    // If we get killed, after returning from here, restart
    return START_STICKY;
  }   
      
  @Override
  public IBinder onBind(Intent intent) {
    // We don't provide binding, so return null
    return null;
  }
  
    /* Remove the locationlistener updates when Services is stopped */
    @Override
    public void onDestroy() {
        mLocationManager.removeUpdates(this);
        mLocationManager.removeGpsStatusListener(this);
        stopForeground(true);
    }

  @Override
  public void onGpsStatusChanged(int event) {}
  @Override
  public void onProviderDisabled(String provider) {}
  @Override
  public void onProviderEnabled(String provider) {}
  @Override
  public void onStatusChanged(String provider, int status, Bundle extras) {}
}

Java Source Code List

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