Example usage for android.location LocationManager GPS_PROVIDER

Introduction

In this page you can find the example usage for android.location LocationManager GPS_PROVIDER.

Prototype

String GPS_PROVIDER

To view the source code for android.location LocationManager GPS_PROVIDER.

Click Source Link

Document

Name of the GPS location provider.

Usage

From source file:com.androzic.location.LocationService.java

@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
    if (LocationManager.GPS_PROVIDER.equals(provider)) {
        switch (status) {
        case LocationProvider.TEMPORARILY_UNAVAILABLE:
        case LocationProvider.OUT_OF_SERVICE:
            tearTrack();/*w w  w.  ja  va  2  s . c  o  m*/
            updateNotification();
            break;
        }
    }
}

---

From source file:com.dragon4.owo.ar_trace.ARCore.MixView.java

public void onLocationChanged(Location location) {
    try {/*from w w w .  java 2 s.c  o m*/
        killOnError(); // ?  ?
        gpsLat = location.getLatitude();
        gpsLong = location.getLongitude();

        // ? ?  ?. ? ? ?
        Log.v(TAG,
                "Location Changed: " + location.getProvider() + " lat: " + location.getLatitude() + " lon: "
                        + location.getLongitude() + " alt: " + location.getAltitude() + " acc: "
                        + location.getAccuracy());

        //  ? ?? 
        if (LocationManager.GPS_PROVIDER.equals(location.getProvider())) {
            // ?  ?  
            synchronized (mixContext.curLoc) {
                mixContext.curLoc = location;
            }
            // ??   
            if (!dataView.isFrozen()) // ??? ?? ?  
                dataView.getDataHandler().onLocationChanged(location);

            /*   ??    3km ?? *
             *   ??, ??        */
            //  ?  
            Location lastLoc = mixContext.getLocationAtLastDownload();
            if (lastLoc == null) // ??  
                mixContext.setLocationAtLastDownload(location); // ?    
            else {
                //  
                float threshold = dataView.getRadius() * 1000f / 3f;
                Log.v(TAG, "Location Change: " + " threshold " + threshold + " distanceto "
                        + location.distanceTo(lastLoc));
                //    ??  
                if (location.distanceTo(lastLoc) > threshold) {
                    Log.d(TAG, "Restarting download due to location change");
                    dataView.doStart();
                }
            }
            isGpsEnabled = true; // GPS  ?
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

---

From source file:com.androzic.location.LocationService.java

@Override
public void onGpsStatusChanged(int event) {
    switch (event) {
    case GpsStatus.GPS_EVENT_STARTED:
        updateProvider(LocationManager.GPS_PROVIDER, true);
        updateGpsStatus(GPS_SEARCHING, 0, 0);
        break;/*from  w w  w .j  a  v a 2  s.co m*/
    case GpsStatus.GPS_EVENT_FIRST_FIX:
        isContinous = false;
        break;
    case GpsStatus.GPS_EVENT_STOPPED:
        tearTrack();
        updateGpsStatus(GPS_OFF, 0, 0);
        updateProvider(LocationManager.GPS_PROVIDER, false);
        break;
    case GpsStatus.GPS_EVENT_SATELLITE_STATUS:
        if (locationManager == null)
            return;
        GpsStatus gpsStatus = locationManager.getGpsStatus(null);
        Iterator<GpsSatellite> it = gpsStatus.getSatellites().iterator();
        int tSats = 0;
        int fSats = 0;
        while (it.hasNext()) {
            tSats++;
            GpsSatellite sat = (GpsSatellite) it.next();
            if (sat.usedInFix())
                fSats++;
        }
        if (SystemClock.elapsedRealtime() - lastLocationMillis < 3000) {
            updateGpsStatus(GPS_OK, fSats, tSats);
        } else {
            tearTrack();
            updateGpsStatus(GPS_SEARCHING, fSats, tSats);
        }
        break;
    }
}

---

From source file:es.upv.riromu.arbre.main.MainActivity.java

private Boolean displayGpsStatus() {
    ContentResolver contentResolver = getBaseContext().getContentResolver();
    boolean gpsStatus = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER);

    return gpsStatus;
}

---

From source file:com.google.android.apps.mytracks.services.TrackRecordingService.java

/**
 * Called when location changed./*from w  ww  .j  a v a2 s  .  co m*/
 * 
 * @param location the location
 */
private void onLocationChangedAsync(Location location) {
    try {
        if (!isRecording() || isPaused()) {
            Log.w(TAG, "Ignore onLocationChangedAsync. Not recording or paused.");
            return;
        }

        Track track = myTracksProviderUtils.getTrack(recordingTrackId);
        if (track == null) {
            Log.w(TAG, "Ignore onLocationChangedAsync. No track.");
            return;
        }

        if (!LocationUtils.isValidLocation(location)) {
            Log.w(TAG, "Ignore onLocationChangedAsync. location is invalid.");
            return;
        }

        if (location.getAccuracy() > minRequiredAccuracy) {
            Log.d(TAG, "Ignore onLocationChangedAsync. Poor accuracy.");
            return;
        }

        Location lastValidTrackPoint = getLastValidTrackPointInCurrentSegment(track.getId());
        long idleTime = lastValidTrackPoint != null ? location.getTime() - lastValidTrackPoint.getTime() : 0L;
        locationListenerPolicy.updateIdleTime(idleTime);
        if (currentRecordingInterval != locationListenerPolicy.getDesiredPollingInterval()) {
            registerLocationListener();
        }

        SensorDataSet sensorDataSet = getSensorDataSet();
        if (sensorDataSet != null) {
            location = new MyTracksLocation(location, sensorDataSet, gsmSignal);
        }

        // Always insert the first segment location
        if (!currentSegmentHasLocation) {
            insertLocation(track, location, null);
            currentSegmentHasLocation = true;
            lastLocation = location;
            return;
        }

        if (!LocationUtils.isValidLocation(lastValidTrackPoint)) {
            /*
             * Should not happen. The current segment should have a location. Just
             * insert the current location.
             */
            insertLocation(track, location, null);
            lastLocation = location;
            return;
        }

        double distanceToLastTrackLocation = location.distanceTo(lastValidTrackPoint);
        if (distanceToLastTrackLocation < minRecordingDistance && sensorDataSet == null) {
            Log.d(TAG, "Not recording location due to min recording distance.");
        } else if (distanceToLastTrackLocation > maxRecordingDistance) {
            insertLocation(track, lastLocation, lastValidTrackPoint);
            Location pause = new Location(LocationManager.GPS_PROVIDER);
            pause.setLongitude(0);
            pause.setLatitude(PAUSE_LATITUDE);
            pause.setTime(lastLocation.getTime());
            insertLocation(track, pause, null);

            insertLocation(track, location, null);
        } else {
            /*
             * (distanceToLastTrackLocation >= minRecordingDistance ||
             * hasSensorData) && distanceToLastTrackLocation <= maxRecordingDistance
             */
            insertLocation(track, lastLocation, lastValidTrackPoint);
            insertLocation(track, location, null);
        }
        lastLocation = location;
    } catch (Error e) {
        Log.e(TAG, "Error in onLocationChangedAsync", e);
        throw e;
    } catch (RuntimeException e) {
        Log.e(TAG, "RuntimeException in onLocationChangedAsync", e);
        throw e;
    }
}

---

From source file:com.snt.bt.recon.activities.MainActivity.java

public boolean gpsStatusCheck() {
    final LocationManager manager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    if (!manager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
        buildAlertMessageNoGps();//from  www .j  a  va 2  s.com
        return false;
    } else
        return true;
}

---

From source file:com.crearo.gpslogger.GpsLoggingService.java

private boolean isFromValidListener(Location loc) {

    if (!preferenceHelper.getChosenListeners().contains(LocationManager.GPS_PROVIDER)
            && !preferenceHelper.getChosenListeners().contains(LocationManager.NETWORK_PROVIDER)) {
        return true;
    }//  w  w  w  . j  av a  2  s  .co  m

    if (!preferenceHelper.getChosenListeners().contains(LocationManager.NETWORK_PROVIDER)) {
        return loc.getProvider().equalsIgnoreCase(LocationManager.GPS_PROVIDER);
    }

    if (!preferenceHelper.getChosenListeners().contains(LocationManager.GPS_PROVIDER)) {
        return !loc.getProvider().equalsIgnoreCase(LocationManager.GPS_PROVIDER);
    }

    return true;
}

---

From source file:com.woofy.haifa.MapActivity.java

public static float latLngDistance(LatLng ll1, LatLng ll2) {
    Location loc1 = new Location(LocationManager.GPS_PROVIDER);
    Location loc2 = new Location(LocationManager.GPS_PROVIDER);

    loc1.setLatitude(ll1.latitude);/*from  w  ww .  j a  v  a  2s .  com*/
    loc1.setLongitude(ll1.longitude);

    loc2.setLatitude(ll2.latitude);
    loc2.setLongitude(ll2.longitude);

    return loc1.distanceTo(loc2);
}

---

From source file:br.com.bioscada.apps.biotracks.services.TrackRecordingService.java

/**
 * Pauses the current track.//from   w w w . ja v a2  s.c  o m
 */
private void pauseCurrentTrack() {
    if (!isRecording() || isPaused()) {
        Log.d(TAG, "Ignore pauseCurrentTrack. Not recording or paused.");
        return;
    }

    // Update shared preferences
    recordingTrackPaused = true;
    PreferencesUtils.setBoolean(this, R.string.recording_track_paused_key, true);

    // Update database
    Track track = myTracksProviderUtils.getTrack(recordingTrackId);
    if (track != null) {
        insertLocation(track, lastLocation, getLastValidTrackPointInCurrentSegment(track.getId()));

        Location pause = new Location(LocationManager.GPS_PROVIDER);
        pause.setLongitude(0);
        pause.setLatitude(PAUSE_LATITUDE);
        pause.setTime(System.currentTimeMillis());
        insertLocation(track, pause, null);
    }

    endRecording(false, recordingTrackId);
}

---

From source file:com.barkside.travellocblog.LocationUpdates.java

/**
 * Check if user has turned on location services. If not, then we'll never get
 * onConnected or onLocationChanged events.
 * Google Play services does not catch this condition, so have to manually check it.
http://stackoverflow.com/questions/16862987/android-check-location-services-enabled-with-play-services-location-api
 *//*from ww w  .j  a  v  a2 s.  c o  m*/
public boolean isLocationServiceOn() {
    LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    // Was checking for non-empty list locationManager.getProviders(true) but
    // that also contains the PASSIVE provider, which may not return
    // any location in some cases.
    // For best performance, need both GPS and NETWORK, but for this call,
    // will accept either one being on.
    return (locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)
            || locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER));
}

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