/**
* Creates the {@link ContentValues} for a {@link Location}.
*
* @param location the location
* @param trackId the track id
*/
private ContentValues createContentValues(Location location, long trackId) {
ContentValues values = new ContentValues();
values.put(TrackPointsColumns.TRACKID, trackId);
values.put(TrackPointsColumns.LONGITUDE, (int) (location.getLongitude() * 1E6));
values.put(TrackPointsColumns.LATITUDE, (int) (location.getLatitude() * 1E6));
// Hack for Samsung phones that don't properly populate the time field
long time = location.getTime();
if (time == 0) {
time = System.currentTimeMillis();
}
values.put(TrackPointsColumns.TIME, time);
if (location.hasAltitude()) {
values.put(TrackPointsColumns.ALTITUDE, location.getAltitude());
}
if (location.hasAccuracy()) {
values.put(TrackPointsColumns.ACCURACY, location.getAccuracy());
}
if (location.hasSpeed()) {
values.put(TrackPointsColumns.SPEED, location.getSpeed());
}
if (location.hasBearing()) {
values.put(TrackPointsColumns.BEARING, location.getBearing());
}
if (location instanceof MyTracksLocation) {
MyTracksLocation myTracksLocation = (MyTracksLocation) location;
if (myTracksLocation.getSensorDataSet() != null) {
values.put(TrackPointsColumns.SENSOR, myTracksLocation.getSensorDataSet().toByteArray());
}
}
return values;
}
protected void drawMyLocation(
final Canvas canvas,
final MapView mapView,
final Location lastFix,
final GeoPoint myLocation) {
final Projection pj = mapView.getProjection();
pj.toMapPixels(mMyLocation, mMapCoords);
if (mDrawAccuracyEnabled) {
final float radius = pj.metersToEquatorPixels(lastFix.getAccuracy());
mCirclePaint.setAlpha(50);
mCirclePaint.setStyle(Style.FILL);
canvas.drawCircle(mMapCoords.x, mMapCoords.y, radius, mCirclePaint);
mCirclePaint.setAlpha(150);
mCirclePaint.setStyle(Style.STROKE);
canvas.drawCircle(mMapCoords.x, mMapCoords.y, radius, mCirclePaint);
}
canvas.getMatrix(mMatrix);
mMatrix.getValues(mMatrixValues);
if (DEBUGMODE) {
final float tx = (-mMatrixValues[Matrix.MTRANS_X] + 20) / mMatrixValues[Matrix.MSCALE_X];
final float ty = (-mMatrixValues[Matrix.MTRANS_Y] + 90) / mMatrixValues[Matrix.MSCALE_Y];
canvas.drawText("Lat: " + lastFix.getLatitude(), tx, ty + 5, mPaint);
canvas.drawText("Lon: " + lastFix.getLongitude(), tx, ty + 20, mPaint);
canvas.drawText("Cog: " + lastFix.getBearing(), tx, ty + 35, mPaint);
canvas.drawText("Acc: " + lastFix.getAccuracy(), tx, ty + 50, mPaint);
canvas.drawText("Kts: " + lastFix.getSpeed() / 1.94384449, tx, ty + 65, mPaint);
}
// TODO: read from compass if available for bearing
if (lastFix.hasBearing()) {
/*
* Rotate the direction-Arrow according to the bearing we are driving. And draw it
* to the canvas.
*/
directionRotater.setRotate(
lastFix.getBearing(), DIRECTION_ARROW_CENTER_X, DIRECTION_ARROW_CENTER_Y);
directionRotater.postTranslate(-DIRECTION_ARROW_CENTER_X, -DIRECTION_ARROW_CENTER_Y);
directionRotater.postScale(
1 / mMatrixValues[Matrix.MSCALE_X], 1 / mMatrixValues[Matrix.MSCALE_Y]);
directionRotater.postTranslate(mMapCoords.x, mMapCoords.y);
canvas.drawBitmap(DIRECTION_ARROW, directionRotater, mPaint);
} else {
directionRotater.setTranslate(-NULLDIRECTION_ICON_CENTER_X, -NULLDIRECTION_ICON_CENTER_Y);
directionRotater.postScale(
1 / mMatrixValues[Matrix.MSCALE_X], 1 / mMatrixValues[Matrix.MSCALE_Y]);
directionRotater.postTranslate(mMapCoords.x, mMapCoords.y);
canvas.drawBitmap(NULLDIRECTION_ICON, directionRotater, mPaint);
}
}
private void test05GetLastLocation() {
mLocationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
Log.i(TAG, "test05GetLastLocation call getLastLocation()");
Location location = mLocationManager.getLastLocation();
Bundle bundle = new Bundle();
if (location != null) {
Log.i(TAG, "getLastLocation() return not null");
bundle.putString(
KEY_LOC,
"getLatitude: "
+ location.getLatitude()
+ " getLongitude: "
+ location.getLongitude()
+ " getAltitude: "
+ location.getAltitude()
+ " getAccuracy: "
+ location.getAccuracy()
+ " getBearing: "
+ location.getBearing()
+ " getSpeed: "
+ location.getSpeed());
} else {
Log.i(TAG, "getLastLocation() return null");
}
removeDialog(DIALOG_LOC);
showDialog(DIALOG_LOC, bundle);
}
public void onLocationChanged(final Location location) {
if (DEBUGMODE) {
logger.debug("onLocationChanged(" + location + ")");
}
// ignore temporary non-gps fix
if (mIgnorer.shouldIgnore(location.getProvider(), System.currentTimeMillis())) {
logger.debug("Ignore temporary non-gps location");
return;
}
mLocation = location;
if (mFollow) {
mMapController.setCenter(new GeoPoint(location));
} else {
mMapView.postInvalidate(); // redraw the my location icon
}
for (final Runnable runnable : mRunOnFirstFix) {
new Thread(runnable).start();
}
mRunOnFirstFix.clear();
sogTxt.setText(
String.valueOf((double) Math.round(location.getSpeed() * 1.94 * 100) / 100) + "kts | ");
cogTxt.setText(String.valueOf(location.getBearing()) + "\u00B0 ");
}
/**
* Creates a waypoint under the current track segment with the current time on which the waypoint
* is reached
*
* @param track track
* @param segment segment
* @param latitude latitude
* @param longitude longitude
* @param time time
* @param speed the measured speed
* @return
*/
long insertWaypoint(long trackId, long segmentId, Location location) {
// Log.d( TAG, "New waypoint ("+latitude+","+longitude+") with speed "+speed );
if (trackId < 0 || segmentId < 0) {
throw new IllegalArgumentException("Track and segments may not the less then 0.");
}
SQLiteDatabase sqldb = getWritableDatabase();
ContentValues args = new ContentValues();
args.put(WaypointsColumns.SEGMENT, segmentId);
args.put(WaypointsColumns.TIME, location.getTime());
args.put(WaypointsColumns.LATITUDE, location.getLatitude());
args.put(WaypointsColumns.LONGITUDE, location.getLongitude());
args.put(WaypointsColumns.SPEED, location.getSpeed());
args.put(WaypointsColumns.ACCURACY, location.getAccuracy());
args.put(WaypointsColumns.ALTITUDE, location.getAltitude());
args.put(WaypointsColumns.BEARING, location.getBearing());
long waypointId = sqldb.insert(Waypoints.TABLE, null, args);
ContentResolver resolver = this.mContext.getContentResolver();
Uri notifyUri = ContentUris.withAppendedId(Tracks.CONTENT_URI, trackId);
resolver.notifyChange(notifyUri, null);
notifyUri = Uri.withAppendedPath(notifyUri, "segments/" + segmentId);
resolver.notifyChange(notifyUri, null);
notifyUri = Uri.withAppendedPath(notifyUri, "waypoints/" + waypointId);
resolver.notifyChange(notifyUri, null);
return waypointId;
}
/**
* Creates a waypoint under the current track segment with the current time on which the waypoint
* is reached
*
* @param track track
* @param segment segment
* @param latitude latitude
* @param longitude longitude
* @param time time
* @param speed the measured speed
* @return
*/
long insertWaypoint(long trackId, long segmentId, Location location) {
if (trackId < 0 || segmentId < 0) {
throw new IllegalArgumentException("Track and segments may not the less then 0.");
}
SQLiteDatabase sqldb = getWritableDatabase();
ContentValues args = new ContentValues();
args.put(WaypointsColumns.SEGMENT, segmentId);
args.put(WaypointsColumns.TIME, location.getTime());
args.put(WaypointsColumns.LATITUDE, location.getLatitude());
args.put(WaypointsColumns.LONGITUDE, location.getLongitude());
args.put(WaypointsColumns.SPEED, location.getSpeed());
args.put(WaypointsColumns.ACCURACY, location.getAccuracy());
args.put(WaypointsColumns.ALTITUDE, location.getAltitude());
args.put(WaypointsColumns.BEARING, location.getBearing());
// Log.d( TAG, "Waypoint time stored in the datebase"+ DateFormat.getInstance().format(new
// Date( args.getAsLong( Waypoints.TIME ) ) ) );
long waypointId = sqldb.insert(Waypoints.TABLE, null, args);
ContentResolver resolver = this.mContext.getContentResolver();
resolver.notifyChange(
Uri.withAppendedPath(Tracks.CONTENT_URI, trackId + "/segments/" + segmentId + "/waypoints"),
null);
return waypointId;
}
public void onLocationChanged(Location loc) {
System.out.println("GPS scan received");
String record =
gpsStatusCode
+ PayloadFieldDelimiter
+ loc.getTime()
+ PayloadFieldDelimiter
+ loc.getLatitude()
+ PayloadFieldDelimiter
+ loc.getLongitude()
+ PayloadFieldDelimiter
+ loc.getAltitude()
+ PayloadFieldDelimiter
+ loc.getAccuracy()
+ PayloadFieldDelimiter
+ loc.getSpeed()
+ PayloadFieldDelimiter
+ loc.getBearing()
+ PayloadFieldDelimiter
+ curGroundTruth;
;
String timestamp = System.currentTimeMillis() + "";
logger.writeRecord(type, timestamp, record);
debugStatus = LifeLogService.getReadableCurrentTime();
}
public void locationUpdated(LocationManager manager, Location location, boolean lastKnown) {
// #debug info
logger.info("updateLocation: " + location);
if (location == null) {
return;
}
hasFix = true;
if (currentState != LocationProvider.AVAILABLE) {
updateSolution(LocationProvider.AVAILABLE);
}
lastFixTimestamp = System.currentTimeMillis();
// #debug debug
logger.debug("received Location: " + location);
pos.latitude = (float) location.getLatitude();
pos.longitude = (float) location.getLongitude();
pos.altitude = (float) location.getAltitude();
pos.course = location.getBearing();
pos.speed = location.getSpeed();
pos.timeMillis = location.getTime();
pos.accuracy = location.getAccuracy();
if (lastKnown) {
pos.type = Position.TYPE_GPS_LASTKNOWN;
} else {
pos.type = Position.TYPE_GPS;
}
receiverList.receivePosition(pos);
// logger.trace("exit locationUpdated(provider,location)");
}
private void updateDials(
Waypoint actual, Waypoint desired, ErrorVector error, Location location) {
System.out.println("Updating Dials");
compassView.setBearing(location.getBearing());
compassView.setGlide(error.magVert);
compassView.setCourseBearing(ErrorVector.courseBearing(desired));
compassView.setCourseDeviation(error.XTE);
compassView.setATE(error.ATE);
compassView.setDistance(error.magHorz);
compassView.setDesiredVelocity(ErrorVector.velocityRequired(actual, desired)[0]);
compassView.setDVelocityAngle(ErrorVector.velocityRequired(actual, desired)[1]);
compassView.setVelocityExcess(location.getSpeed());
compassView.setVelocityExcessAngle(location.getBearing());
compassView.setTime(actual.time);
compassView.setCurrent((int) desired.time);
compassView.invalidate();
}
public Position(String deviceId, Location location, double battery) {
this.deviceId = deviceId;
time = new Date(location.getTime());
latitude = location.getLatitude();
longitude = location.getLongitude();
altitude = location.getAltitude();
speed = location.getSpeed() * 1.943844; // speed in knots
course = location.getBearing();
this.battery = battery;
}
public static GenericData createGenericData(Location location) {
GPS gps =
new GPS(
location.getLatitude(),
location.getLongitude(),
location.getSpeed(),
location.getBearing(),
location.getAltitude(),
location.getTime());
return gps;
}
@Override
void updateLatLng(@NonNull Location location) {
if (latLng == null) {
// first location fix
latLng = new LatLng(location);
locationUpdateTimestamp = SystemClock.elapsedRealtime();
}
// updateLatLng timestamp
long previousUpdateTimeStamp = locationUpdateTimestamp;
locationUpdateTimestamp = SystemClock.elapsedRealtime();
// calculate animation duration
long locationUpdateDuration;
if (previousUpdateTimeStamp == 0) {
locationUpdateDuration = 0;
} else {
// TODO remove 10 * hack to multiply duration to workaround easing interpolation
// (easeCamera)
locationUpdateDuration = 10 * (locationUpdateTimestamp - previousUpdateTimeStamp);
}
// calculate interpolated location
previousLocation = latLng;
latLng = new LatLng(location);
interpolatedLocation =
new LatLng(
(latLng.getLatitude() + previousLocation.getLatitude()) / 2,
(latLng.getLongitude() + previousLocation.getLongitude()) / 2);
// build new camera
CameraPosition.Builder builder = new CameraPosition.Builder().target(interpolatedLocation);
// add direction
if (myBearingTrackingMode == MyBearingTracking.GPS) {
if (location.hasBearing()) {
builder.bearing(location.getBearing());
gpsDirection = 0;
}
} else if (myBearingTrackingMode == MyBearingTracking.COMPASS) {
if (!compassListener.isPaused()) {
builder.bearing(compassListener.getCurrentDegree());
compassDirection = 0;
}
}
updateAccuracy(location);
// animate to new camera
mapboxMap.easeCamera(
CameraUpdateFactory.newCameraPosition(builder.build()),
(int) locationUpdateDuration,
null);
}
ContentValues createContentValues(Waypoint waypoint) {
ContentValues values = new ContentValues();
// Value < 0 indicates no id is available
if (waypoint.getId() >= 0) {
values.put(WaypointsColumns._ID, waypoint.getId());
}
values.put(WaypointsColumns.NAME, waypoint.getName());
values.put(WaypointsColumns.DESCRIPTION, waypoint.getDescription());
values.put(WaypointsColumns.CATEGORY, waypoint.getCategory());
values.put(WaypointsColumns.ICON, waypoint.getIcon());
values.put(WaypointsColumns.TRACKID, waypoint.getTrackId());
values.put(WaypointsColumns.TYPE, waypoint.getType());
values.put(WaypointsColumns.LENGTH, waypoint.getLength());
values.put(WaypointsColumns.DURATION, waypoint.getDuration());
values.put(WaypointsColumns.STARTID, waypoint.getStartId());
values.put(WaypointsColumns.STOPID, waypoint.getStopId());
Location location = waypoint.getLocation();
if (location != null) {
values.put(WaypointsColumns.LONGITUDE, (int) (location.getLongitude() * 1E6));
values.put(WaypointsColumns.LATITUDE, (int) (location.getLatitude() * 1E6));
values.put(WaypointsColumns.TIME, location.getTime());
if (location.hasAltitude()) {
values.put(WaypointsColumns.ALTITUDE, location.getAltitude());
}
if (location.hasAccuracy()) {
values.put(WaypointsColumns.ACCURACY, location.getAccuracy());
}
if (location.hasSpeed()) {
values.put(WaypointsColumns.SPEED, location.getSpeed());
}
if (location.hasBearing()) {
values.put(WaypointsColumns.BEARING, location.getBearing());
}
}
TripStatistics tripStatistics = waypoint.getTripStatistics();
if (tripStatistics != null) {
values.put(WaypointsColumns.STARTTIME, tripStatistics.getStartTime());
values.put(WaypointsColumns.TOTALDISTANCE, tripStatistics.getTotalDistance());
values.put(WaypointsColumns.TOTALTIME, tripStatistics.getTotalTime());
values.put(WaypointsColumns.MOVINGTIME, tripStatistics.getMovingTime());
values.put(WaypointsColumns.AVGSPEED, tripStatistics.getAverageSpeed());
values.put(WaypointsColumns.AVGMOVINGSPEED, tripStatistics.getAverageMovingSpeed());
values.put(WaypointsColumns.MAXSPEED, tripStatistics.getMaxSpeed());
values.put(WaypointsColumns.MINELEVATION, tripStatistics.getMinElevation());
values.put(WaypointsColumns.MAXELEVATION, tripStatistics.getMaxElevation());
values.put(WaypointsColumns.ELEVATIONGAIN, tripStatistics.getTotalElevationGain());
values.put(WaypointsColumns.MINGRADE, tripStatistics.getMinGrade());
values.put(WaypointsColumns.MAXGRADE, tripStatistics.getMaxGrade());
}
return values;
}
private void addLocation(Location location, JSONObject object, String prefix)
throws JSONException {
object.put(prefix + "_timestamp", location.getTime());
object.put(prefix + "_speed", location.getSpeed());
object.put(prefix + "_course", location.getBearing());
object.put(prefix + "_verticalAccuracy", location.getAccuracy());
object.put(prefix + "_horizontalAccuracy", location.getAccuracy());
object.put(prefix + "_altitude", location.getAltitude());
object.put(prefix + "_latitude", location.getLatitude());
object.put(prefix + "_longitude", location.getLongitude());
}
/** Format location message */
public static String createLocationMessage(boolean extended, Location l, double battery) {
StringBuilder s = new StringBuilder(extended ? "$TRCCR," : "$GPRMC,");
Formatter f = new Formatter(s, Locale.ENGLISH);
Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("UTC"), Locale.ENGLISH);
calendar.setTimeInMillis(l.getTime());
if (extended) {
f.format("%1$tY%1$tm%1$td%1$tH%1$tM%1$tS.%1$tL,A,", calendar);
f.format("%.6f,%.6f,", l.getLatitude(), l.getLongitude());
f.format("%.2f,%.2f,", l.getSpeed() * 1.943844, l.getBearing());
f.format("%.2f,", l.getAltitude());
f.format("%.0f,", battery);
} else {
f.format("%1$tH%1$tM%1$tS.%1$tL,A,", calendar);
double lat = l.getLatitude();
double lon = l.getLongitude();
f.format("%02d%07.4f,%c,", (int) Math.abs(lat), Math.abs(lat) % 1 * 60, lat < 0 ? 'S' : 'N');
f.format("%03d%07.4f,%c,", (int) Math.abs(lon), Math.abs(lon) % 1 * 60, lon < 0 ? 'W' : 'E');
double speed = l.getSpeed() * 1.943844; // speed in knots
f.format("%.2f,%.2f,", speed, l.getBearing());
f.format("%1$td%1$tm%1$ty,,", calendar);
}
byte checksum = 0;
for (byte b : s.substring(1).getBytes()) {
checksum ^= b;
}
f.format("*%02x\r\n", (int) checksum);
f.close();
return s.toString();
}
private void updateNewLocation(Location location) {
LocationProviderAdapter.newLocationAvailable(
location.getLatitude(),
location.getLongitude(),
location.getTime() / 1000.0,
location.hasAltitude(),
location.getAltitude(),
location.hasAccuracy(),
location.getAccuracy(),
location.hasBearing(),
location.getBearing(),
location.hasSpeed(),
location.getSpeed());
}
@Override
void updateLatLng(@NonNull final Location location) {
if (latLng == null) {
// first location update
latLng = new LatLng(location);
locationUpdateTimestamp = SystemClock.elapsedRealtime();
}
// update LatLng location
previousLocation = latLng;
latLng = new LatLng(location);
// update LatLng direction
if (location.hasBearing()) {
gpsDirection = clamp(location.getBearing() - (float) mapboxMap.getCameraPosition().bearing);
}
// update LatLng accuracy
updateAccuracy(location);
// calculate updateLatLng time + add some extra offset to improve animation
long previousUpdateTimeStamp = locationUpdateTimestamp;
locationUpdateTimestamp = SystemClock.elapsedRealtime();
long locationUpdateDuration =
(long) ((locationUpdateTimestamp - previousUpdateTimeStamp) * 1.2);
// calculate interpolated entity
interpolatedLocation =
new LatLng(
(latLng.getLatitude() + previousLocation.getLatitude()) / 2,
(latLng.getLongitude() + previousLocation.getLongitude()) / 2);
// animate changes
if (locationChangeAnimator != null) {
locationChangeAnimator.end();
locationChangeAnimator = null;
}
locationChangeAnimator = ValueAnimator.ofFloat(0.0f, 1.0f);
locationChangeAnimator.setDuration((long) (locationUpdateDuration * 1.2));
locationChangeAnimator.addUpdateListener(
new MarkerCoordinateAnimatorListener(this, previousLocation, interpolatedLocation));
locationChangeAnimator.setInterpolator(new FastOutLinearInInterpolator());
locationChangeAnimator.start();
// use interpolated location as current location
latLng = interpolatedLocation;
}
public void onLocationChanged(Location location) {
showToast(
"onLocationChanged() return: "
+ " getLatitude: "
+ location.getLatitude()
+ " getLongitude: "
+ location.getLongitude()
+ " getAltitude: "
+ location.getAltitude()
+ " getAccuracy: "
+ location.getAccuracy()
+ " getBearing: "
+ location.getBearing()
+ " getSpeed: "
+ location.getSpeed());
}
@Override
public void onLocationChanged(Location location) {
String text =
String.format(
Locale.getDefault(),
"\nLat:\t %f\nLong:\t %f\nAlt:\t %f\nBearing:\t %f",
location.getLatitude(),
location.getLongitude(),
location.getAltitude(),
location.getBearing());
Log.d(TAG, "onLocationChanged with location " + text);
for (LocationChangedListener changedListener : listeners) {
changedListener.onLocationChanged(location);
}
}
@Implementation
public void set(Location l) {
time = l.getTime();
provider = l.getProvider();
latitude = l.getLatitude();
longitude = l.getLongitude();
accuracy = l.getAccuracy();
bearing = l.getBearing();
altitude = l.getAltitude();
speed = l.getSpeed();
hasAccuracy = l.hasAccuracy();
hasAltitude = l.hasAltitude();
hasBearing = l.hasBearing();
hasSpeed = l.hasSpeed();
}
public static de.uvwxy.daisy.proto.Messages.Location androidLocationToProtoLocation(
android.location.Location androLoc) {
Preconditions.checkNotNull(androLoc);
Messages.Location.Builder locBuilder = Messages.Location.newBuilder();
locBuilder.setLatitude(androLoc.getLatitude());
locBuilder.setLongitude(androLoc.getLongitude());
locBuilder.setAltitude(androLoc.getAltitude());
locBuilder.setBearing(androLoc.getBearing());
locBuilder.setAccuracy(androLoc.getAccuracy());
locBuilder.setTime(androLoc.getTime());
locBuilder.setSpeed(androLoc.getSpeed());
locBuilder.setProvider(androLoc.getProvider());
return locBuilder.build();
}
public void createRouteTo(Location location) {
mapController.clearLines();
mapFragment.clearMarkers();
mapFragment.updateMap();
isRouting = true;
act.showLoadingIndicator();
router
.clearLocations()
.setLocation(locationToPair(location))
// To allow routing to see which direction you are travelling
.setLocation(
locationToPair(
getDistancePointFromBearing(location, 15, (int) Math.floor(location.getBearing()))))
.setLocation(geoPointToPair(SimpleFeatureHelper.getGeoPoint(simpleFeature)))
.setCallback(this)
.fetch();
}
private void getLocation(StringBuilder sb, Location loc) {
if (loc == null) {
Log.d(TAG, "loc is null");
return;
}
sb.append(
String.format(
"Lat:%f\nLong:%f\nAlt:%f\nBearing:%f\n",
loc.getLatitude(), loc.getLongitude(), loc.getAltitude(), loc.getBearing()));
// Perform geocidng for this location
try {
List<Address> addresses = geocoder.getFromLocation(loc.getLatitude(), loc.getLongitude(), 10);
for (Address addr : addresses) {
sb.append(addr.getAddressLine(0) + "\n");
}
} catch (IOException e) {
}
}
///////// Location provider callbacks
public void onLocationChanged(Location loc) {
DataOutputStream file = fout[1];
if (file == null)
// Something is wrong
return;
long tim = System.currentTimeMillis();
int typ = loc.getProvider().length(); // Seems a good identifier
try {
file.writeInt(typ);
file.writeLong(tim);
file.writeLong(loc.getTime());
file.writeFloat(loc.getAccuracy());
file.writeDouble(loc.getAltitude());
file.writeDouble(loc.getLatitude());
file.writeDouble(loc.getLongitude());
file.writeFloat(loc.getBearing());
file.writeFloat(loc.getSpeed());
} catch (IOException e) {
e.printStackTrace();
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public static JSONObject location2Json(Location location) throws JSONException {
JSONObject latLng = new JSONObject();
latLng.put("lat", location.getLatitude());
latLng.put("lng", location.getLongitude());
JSONObject params = new JSONObject();
params.put("latLng", latLng);
if (VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
params.put("elapsedRealtimeNanos", location.getElapsedRealtimeNanos());
} else {
params.put("elapsedRealtimeNanos", 0);
}
params.put("time", location.getTime());
/*
SimpleDateFormat format = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss");
Date date = new Date(location.getTime());
params.put("timeFormatted", format.format(date));
*/
if (location.hasAccuracy()) {
params.put("accuracy", location.getAccuracy());
}
if (location.hasBearing()) {
params.put("bearing", location.getBearing());
}
if (location.hasAltitude()) {
params.put("altitude", location.getAltitude());
}
if (location.hasSpeed()) {
params.put("speed", location.getSpeed());
}
params.put("provider", location.getProvider());
params.put("hashCode", location.hashCode());
return params;
}
void success(Location loc) {
/*
* We only need to figure out what we do when we succeed!
*/
String params;
/*
* Build the giant string to send back to Javascript!
*/
params =
loc.getLatitude()
+ ","
+ loc.getLongitude()
+ ", "
+ loc.getAltitude()
+ ","
+ loc.getAccuracy()
+ ","
+ loc.getBearing();
params += "," + loc.getSpeed() + "," + loc.getTime();
if (id != "global") {
mAppView.loadUrl("javascript:navigator.geolocation.success(" + id + "," + params + ")");
}
}
public void updateMap(Location location) {
Log.i(TAG, " Holy Moley ..." + location.toString());
UserObject o =
new UserObject("user", "" + location.getLatitude(), "" + location.getLongitude());
userInfo.enqueue(o);
userInfo.enqueueLoc(location);
Log.i(TAG, "new co-ordinates: ========> " + o.getLast_lat() + o.getLast_long());
userSession.setCurrLat(location.getLatitude());
userSession.setCurrLng(location.getLongitude());
// To avoid the case where we don't have enough data points
if (userInfo.size() > 1) {
UserObject lastInfo = userInfo.dequeue();
Location dest = userInfo.dequeueLoc();
// calcSpeed(location.getLatitude(), location.getLongitude(),
// lastInfo.getLast_lat_double(), lastInfo.getLast_long_double());
calcSpeed(location, dest);
}
// Update friends locations
if (!userSession.friends.isEmpty()) {
Enumeration e = userSession.friends.elements();
while (e.hasMoreElements()) {
Log.i(TAG, " next friend ");
updateFriendMarker((UserObject) e.nextElement());
}
}
if (location.hasBearing()) {
gotoMyLocation(location.getLatitude(), location.getLongitude(), location.getBearing());
} else {
gotoMyLocation(location.getLatitude(), location.getLongitude(), 0f);
}
}
/**
* Given a location fix, processes it and displays it in the table on the form.
*
* @param loc Location information
*/
private void DisplayLocationInfo(Location loc) {
Utilities.LogDebug("GpsMainActivity.DisplayLocationInfo");
try {
if (loc == null) {
return;
}
TextView tvLatitude = (TextView) findViewById(R.id.txtLatitude);
TextView tvLongitude = (TextView) findViewById(R.id.txtLongitude);
TextView tvDateTime = (TextView) findViewById(R.id.txtDateTimeAndProvider);
TextView tvAltitude = (TextView) findViewById(R.id.txtAltitude);
TextView txtSpeed = (TextView) findViewById(R.id.txtSpeed);
TextView txtSatellites = (TextView) findViewById(R.id.txtSatellites);
TextView txtDirection = (TextView) findViewById(R.id.txtDirection);
TextView txtAccuracy = (TextView) findViewById(R.id.txtAccuracy);
String providerName = loc.getProvider();
if (providerName.equalsIgnoreCase("gps")) {
providerName = getString(R.string.providername_gps);
} else {
providerName = getString(R.string.providername_celltower);
}
tvDateTime.setText(
new Date(Session.getLatestTimeStamp()).toLocaleString()
+ getString(R.string.providername_using, providerName));
tvLatitude.setText(String.valueOf(loc.getLatitude()));
tvLongitude.setText(String.valueOf(loc.getLongitude()));
if (loc.hasAltitude()) {
double altitude = loc.getAltitude();
if (AppSettings.shouldUseImperial()) {
tvAltitude.setText(
String.valueOf(Utilities.MetersToFeet(altitude)) + getString(R.string.feet));
} else {
tvAltitude.setText(String.valueOf(altitude) + getString(R.string.meters));
}
} else {
tvAltitude.setText(R.string.not_applicable);
}
if (loc.hasSpeed()) {
float speed = loc.getSpeed();
String unit;
if (AppSettings.shouldUseImperial()) {
if (speed > 1.47) {
speed = speed * 0.6818f;
unit = getString(R.string.miles_per_hour);
} else {
speed = Utilities.MetersToFeet(speed);
unit = getString(R.string.feet_per_second);
}
} else {
if (speed > 0.277) {
speed = speed * 3.6f;
unit = getString(R.string.kilometers_per_hour);
} else {
unit = getString(R.string.meters_per_second);
}
}
txtSpeed.setText(String.valueOf(speed) + unit);
} else {
txtSpeed.setText(R.string.not_applicable);
}
if (loc.hasBearing()) {
float bearingDegrees = loc.getBearing();
String direction;
direction = Utilities.GetBearingDescription(bearingDegrees, getApplicationContext());
txtDirection.setText(
direction
+ "("
+ String.valueOf(Math.round(bearingDegrees))
+ getString(R.string.degree_symbol)
+ ")");
} else {
txtDirection.setText(R.string.not_applicable);
}
if (!Session.isUsingGps()) {
txtSatellites.setText(R.string.not_applicable);
Session.setSatelliteCount(0);
}
if (loc.hasAccuracy()) {
float accuracy = loc.getAccuracy();
if (AppSettings.shouldUseImperial()) {
txtAccuracy.setText(
getString(
R.string.accuracy_within,
String.valueOf(Utilities.MetersToFeet(accuracy)),
getString(R.string.feet)));
} else {
txtAccuracy.setText(
getString(
R.string.accuracy_within, String.valueOf(accuracy), getString(R.string.meters)));
}
} else {
txtAccuracy.setText(R.string.not_applicable);
}
} catch (Exception ex) {
SetStatus(getString(R.string.error_displaying, ex.getMessage()));
}
}
public double getBearing() {
if (location != null) {
bearing = location.getBearing();
}
return bearing;
}
public Location getLocation() {
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();
altitude = location.getAltitude();
speed = location.getSpeed();
bearing = location.getBearing();
}
}
}
// 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();
altitude = location.getAltitude();
speed = location.getSpeed();
bearing = location.getBearing();
}
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
return location;
}
