Created
January 27, 2015 11:22
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GPSTracker
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package com.samsoft.cbc.keepsafe; | |
import android.app.AlertDialog; | |
import android.app.Service; | |
import android.content.Context; | |
import android.content.DialogInterface; | |
import android.content.Intent; | |
import android.location.Location; | |
import android.location.LocationListener; | |
import android.location.LocationManager; | |
import android.os.Bundle; | |
import android.os.IBinder; | |
import android.provider.Settings; | |
public class GPSTracker extends Service implements LocationListener{ | |
private Context context; | |
private boolean isGPSEnabled=false; | |
private boolean isNetworkEnabled=false; | |
private boolean canGetLocation=false; | |
private Location location; | |
double latitude; | |
double longitude; | |
private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES=10; //meters | |
private static final long MIN_TIME_BW_UPDATES=1000*60*1; //milliseconds | |
protected LocationManager locationManager; | |
public GPSTracker(Context context) { | |
this.context=context; | |
getLocation(); | |
} | |
public Location getLocation(){ | |
try{ | |
locationManager=(LocationManager)context.getSystemService(LOCATION_SERVICE); | |
isGPSEnabled=locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER); | |
isNetworkEnabled=locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER); | |
if(!isGPSEnabled && !isNetworkEnabled){ | |
} | |
else{ | |
this.canGetLocation=true; | |
if(isNetworkEnabled){ | |
locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, | |
MIN_TIME_BW_UPDATES,MIN_DISTANCE_CHANGE_FOR_UPDATES, this); | |
if(locationManager!=null){ | |
location=locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); | |
if(location!=null){ | |
latitude=location.getLatitude(); | |
longitude=location.getLongitude(); | |
} | |
} | |
} | |
if(isGPSEnabled){ | |
if(location==null){ | |
locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, | |
MIN_TIME_BW_UPDATES, | |
MIN_DISTANCE_CHANGE_FOR_UPDATES, this); | |
if(locationManager!=null){ | |
location=locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); | |
if(location!=null){ | |
latitude=location.getLatitude(); | |
longitude=location.getLongitude(); | |
} | |
} | |
} | |
} | |
} | |
} | |
catch(Exception exception){ | |
exception.printStackTrace(); | |
} | |
return location; | |
} | |
public void stopUsingGPS(){ | |
if(locationManager!=null){ | |
locationManager.removeUpdates(GPSTracker.this); | |
} | |
} | |
public double getLatitude(){ | |
if(location!=null){ | |
latitude=location.getLatitude(); | |
} | |
return latitude; | |
} | |
public double getLongitude(){ | |
if(location!=null){ | |
longitude=location.getLongitude(); | |
} | |
return longitude; | |
} | |
public boolean canGetLocation(){ | |
return this.canGetLocation; | |
} | |
public double getSpeed(){ | |
return location.getSpeed(); | |
} | |
public void showSettings(){ | |
AlertDialog.Builder alert=new AlertDialog.Builder(context); | |
alert.setTitle("GPS is setting"); | |
alert.setMessage("GPS is not enabled, d you want to go to settings menu"); | |
alert.setPositiveButton("Settings", new DialogInterface.OnClickListener(){ | |
@Override | |
public void onClick(DialogInterface dialog, int which) { | |
// TODO Auto-generated method stub | |
Intent intent=new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS); | |
context.startActivity(intent); | |
} | |
}); | |
alert.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { | |
@Override | |
public void onClick(DialogInterface dialog, int which) { | |
// TODO Auto-generated method stub | |
dialog.cancel(); | |
} | |
}); | |
alert.show(); | |
} | |
@Override | |
public void onLocationChanged(Location location) { | |
// TODO Auto-generated method stub | |
latitude=location.getLatitude(); | |
longitude=location.getLongitude(); | |
} | |
@Override | |
public void onProviderDisabled(String provider) { | |
// TODO Auto-generated method stub | |
} | |
@Override | |
public void onProviderEnabled(String provider) { | |
// TODO Auto-generated method stub | |
} | |
@Override | |
public void onStatusChanged(String provider, int status, Bundle extras) { | |
// TODO Auto-generated method stub | |
} | |
@Override | |
public IBinder onBind(Intent intent) { | |
// TODO Auto-generated method stub | |
return null; | |
} | |
} |
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