Android examples for android.location:GPS
set Gps Parameters
/*/*from w w w . ja va 2s . c o m*/ * Copyright (C) 2009 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.hardware.Camera.Parameters; import android.location.Location; import android.util.Log; public class Main { private static final String TAG = "Util"; public static void setGpsParameters(Parameters parameters, Location loc) { // Clear previous GPS location from the parameters. parameters.removeGpsData(); // We always encode GpsTimeStamp parameters.setGpsTimestamp(System.currentTimeMillis() / 1000); // Set GPS location. if (loc != null) { double lat = loc.getLatitude(); double lon = loc.getLongitude(); boolean hasLatLon = (lat != 0.0d) || (lon != 0.0d); if (hasLatLon) { Log.d(TAG, "Set gps location"); parameters.setGpsLatitude(lat); parameters.setGpsLongitude(lon); parameters.setGpsProcessingMethod(loc.getProvider().toUpperCase()); if (loc.hasAltitude()) { parameters.setGpsAltitude(loc.getAltitude()); } else { // for NETWORK_PROVIDER location provider, we may have // no altitude information, but the driver needs it, so // we fake one. parameters.setGpsAltitude(0); } if (loc.getTime() != 0) { // Location.getTime() is UTC in milliseconds. // gps-timestamp is UTC in seconds. long utcTimeSeconds = loc.getTime() / 1000; parameters.setGpsTimestamp(utcTimeSeconds); } } else { loc = null; } } } }