Created
August 4, 2018 06:51
-
-
Save 100rabhkr/fdc48da5a83344b560085877ff6cd95c to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public class GpsTracker extends Service implements LocationListener { | |
private final Context mContext; | |
// flag for GPS status | |
boolean isGPSEnabled = false; | |
// flag for network status | |
boolean isNetworkEnabled = false; | |
// flag for GPS status | |
boolean canGetLocation = false; | |
Location location; // location | |
double latitude; // latitude | |
double longitude; // longitude | |
// The minimum distance to change Updates in meters | |
private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 10; // 10 meters | |
// The minimum time between updates in milliseconds | |
private static final long MIN_TIME_BW_UPDATES = 1000; // 1 second | |
// Declaring a Location Manager | |
protected LocationManager locationManager; | |
public GpsTracker(Context context) { | |
this.mContext = context; | |
getLocation(); | |
} | |
public Location getLocation() { | |
if (Build.VERSION.SDK_INT >= 23 && | |
ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && | |
ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) { | |
return null; | |
} | |
try { | |
locationManager = (LocationManager) mContext | |
.getSystemService(LOCATION_SERVICE); | |
// getting GPS status | |
isGPSEnabled = locationManager | |
.isProviderEnabled(LocationManager.GPS_PROVIDER); | |
// getting network status | |
isNetworkEnabled = locationManager | |
.isProviderEnabled(LocationManager.NETWORK_PROVIDER); | |
if (!isGPSEnabled && !isNetworkEnabled) { | |
// no network provider is enabled | |
} else { | |
this.canGetLocation = true; | |
// First get location from Network Provider | |
if (isNetworkEnabled) { | |
locationManager.requestLocationUpdates( | |
LocationManager.NETWORK_PROVIDER, | |
MIN_TIME_BW_UPDATES, | |
MIN_DISTANCE_CHANGE_FOR_UPDATES, this); | |
Log.d("Network", "Network"); | |
if (locationManager != null) { | |
location = locationManager | |
.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); | |
if (location != null) { | |
latitude = location.getLatitude(); | |
longitude = location.getLongitude(); | |
} | |
} | |
} | |
// if GPS Enabled get lat/long using GPS Services | |
if (isGPSEnabled) { | |
if (location == null) { | |
locationManager.requestLocationUpdates( | |
LocationManager.GPS_PROVIDER, | |
MIN_TIME_BW_UPDATES, | |
MIN_DISTANCE_CHANGE_FOR_UPDATES, this); | |
Log.d("GPS Enabled", "GPS Enabled"); | |
if (locationManager != null) { | |
location = locationManager | |
.getLastKnownLocation(LocationManager.GPS_PROVIDER); | |
if (location != null) { | |
latitude = location.getLatitude(); | |
longitude = location.getLongitude(); | |
} | |
} | |
} | |
} | |
} | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
return location; | |
} | |
/** | |
* Stop using GPS listener | |
* Calling this function will stop using GPS in your app | |
* */ | |
public void stopUsingGPS() { | |
if (locationManager != null) { | |
if (Build.VERSION.SDK_INT >= 23 && | |
ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && | |
ContextCompat.checkSelfPermission(mContext, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) { | |
return ; | |
} | |
locationManager.removeUpdates(GpsTracker.this); | |
} | |
} | |
/** | |
* Function to get latitude | |
* */ | |
public double getLatitude(){ | |
if(location != null){ | |
latitude = location.getLatitude(); | |
} | |
// return latitude | |
return latitude; | |
} | |
/** | |
* Function to get longitude | |
* */ | |
public double getLongitude(){ | |
if(location != null){ | |
longitude = location.getLongitude(); | |
} | |
// return longitude | |
return longitude; | |
} | |
/** | |
* Function to check GPS/wifi enabled | |
* @return boolean | |
* */ | |
public boolean canGetLocation() { | |
return this.canGetLocation; | |
} | |
/** | |
* Function to show settings alert dialog | |
* On pressing Settings button will lauch Settings Options | |
* */ | |
public void showSettingsAlert(){ | |
AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext); | |
// Setting Dialog Title | |
alertDialog.setTitle("GPS settings"); | |
// Setting Dialog Message | |
alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?"); | |
// On pressing Settings button | |
alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() { | |
public void onClick(DialogInterface dialog,int which) { | |
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS); | |
mContext.startActivity(intent); | |
((Activity)mContext).finish(); | |
} | |
}); | |
// on pressing cancel button | |
alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { | |
public void onClick(DialogInterface dialog, int which) { | |
dialog.cancel(); | |
} | |
}); | |
// Showing Alert Message | |
alertDialog.show(); | |
} | |
@Override | |
public void onLocationChanged(Location location) | |
{ | |
this.location = location; | |
} | |
@Override | |
public void onProviderDisabled(String provider) { | |
} | |
@Override | |
public void onProviderEnabled(String provider) { | |
} | |
@Override | |
public void onStatusChanged(String provider, int status, Bundle extras) { | |
} | |
@Override | |
public IBinder onBind(Intent arg0) { | |
return null; | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment