我需要知道是否有办法使用fusedLocation Api获取位置,实际上我正在实现一个服务这个服务有一个返回位置的方法,每次在服务上刷新位置所以我得到它我希望的活动。
使用lat和lon一切都是正确的,除了海拔高度,我总是得到0.0有没有办法使用融合定位来获得海拔高度?
这是我的服务代码:
package com.example.afcosta.inesctec.pt.android.services;
import android.Manifest;
import android.annotation.TargetApi;
import android.app.Activity;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationManager;
import android.os.Binder;
import android.os.Bundle;
import android.os.IBinder;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.util.Log;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.LocationListener;
import com.google.android.gms.location.LocationRequest;
import com.google.android.gms.location.LocationServices;
public class GoogleLocation extends Service implements GoogleApiClient.ConnectionCallbacks,
GoogleApiClient.OnConnectionFailedListener,
LocationListener {
private static final String TAG = "BOOMBOOMTESTGPS";
private static final long FASTEST_UPDATE_INTERVAL_IN_MILLISECONDS = 0;
private LocationManager mLocationManager = null;
private static final int LOCATION_INTERVAL = 0;
private static final float LOCATION_DISTANCE = 0f;
private int updatePriority;
private GoogleApiClient googleApiClient;
private LocationRequest locationRequest;
private final IBinder mBinder = new LocalBinder();
private Intent intent;
private String provider;
Context context;
Location mLastLocation;
public class LocalBinder extends Binder {
public GoogleLocation getServerInstance() {
return GoogleLocation.this;
}
}
public Location getLocation() {
Log.d("IMHERE", "HELLO");
return mLastLocation;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
Log.e(TAG, "onStartCommand");
context = getApplicationContext();
super.onStartCommand(intent, flags, startId);
return START_STICKY;
}
@Override
public IBinder onBind(Intent intent) {
return mBinder;
}
@Override
public void onCreate() {
Log.e(TAG, "onCreate");
initializeLocationManager();
if (mLocationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
this.updatePriority = LocationRequest.PRIORITY_HIGH_ACCURACY;
} else if (mLocationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
this.updatePriority = LocationRequest.PRIORITY_BALANCED_POWER_ACCURACY;
} else {
this.updatePriority = LocationRequest.PRIORITY_HIGH_ACCURACY;
}
this.buildGoogleApiClient();
this.createLocationRequest();
this.googleApiClient.connect();
}
@Override
public void onConnected(@Nullable Bundle bundle) {
// Request location updates
if (ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
return;
}
LocationServices.FusedLocationApi.requestLocationUpdates(this.googleApiClient, this.locationRequest,this);
}
@Override
public void onConnectionSuspended(int i) {
}
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
}
@Override
public void onLocationChanged(Location location) {
mLastLocation = location;
Log.d("localizacao",mLastLocation.toString());
}
@Override
public void onDestroy() {
Log.e(TAG, "onDestroy");
super.onDestroy();
this.googleApiClient.unregisterConnectionCallbacks(this);
this.googleApiClient.unregisterConnectionFailedListener(this);
this.googleApiClient.disconnect();
this.mLastLocation = null;
}
private void initializeLocationManager() {
Log.e(TAG, "initializeLocationManager");
mLocationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
if (mLocationManager == null) {
mLocationManager = (LocationManager) getApplicationContext().getSystemService(Context.LOCATION_SERVICE);
}
}
private synchronized void buildGoogleApiClient() {
this.googleApiClient = new GoogleApiClient.Builder(this)
.addApi(LocationServices.API)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.build();
}
private void createLocationRequest() {
this.locationRequest = new LocationRequest();
this.locationRequest.setInterval(FASTEST_UPDATE_INTERVAL_IN_MILLISECONDS);
this.locationRequest.setPriority(updatePriority);
}
谢谢你!