引用:http://lbsyun.baidu.com/index.php?title=android-locsdk/guide/buildprojec
public class MainActivity extends AppCompatActivity { private MapView mMapView; public LocationClient mLocationClient = null; public BDLocationListener myListener = new MyLocationListener(); public BaiduMap mBaiduMap; private TextView tv; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //在使用SDK各组件之前初始化context信息,传入ApplicationContext //注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); initview(); location(); tv = (TextView) findViewById(R.id.tv); //卫星地图 // map.setMapType(BaiduMap.MAP_TYPE_SATELLITE); //mBaiduMap.setMaxAndMinZoomLevel(20,10); mBaiduMap.setMapStatus(MapStatusUpdateFactory.zoomTo(15.0f)); //开启交通图 // map.setTrafficEnabled(true); // mLocationClient.start(); } private void location() { LocationClientOption option = new LocationClientOption(); option.setLocationMode(LocationClientOption.LocationMode.Hight_Accuracy);//可选,默认高精度,设置定位模式,高精度,低功耗,仅设备 option.setCoorType("bd09ll");//可选,默认gcj02,设置返回的定位结果坐标系 int span=10000; option.setScanSpan(span);//可选,默认0,即仅定位一次,设置发起定位请求的间隔需要大于等于1000ms才是有效的 option.setIsNeedAddress(true);//可选,设置是否需要地址信息,默认不需要 option.setOpenGps(true);//可选,默认false,设置是否使用gps option.setLocationNotify(true);//可选,默认false,设置是否当GPS有效时按照1S/1次频率输出GPS结果 option.setIsNeedLocationDescribe(true);//可选,默认false,设置是否需要位置语义化结果,可以在BDLocation.getLocationDescribe里得到,结果类似于“在北京天安门附近” option.setIsNeedLocationPoiList(true);//可选,默认false,设置是否需要POI结果,可以在BDLocation.getPoiList里得到 option.setIgnoreKillProcess(false);//可选,默认true,定位SDK内部是一个SERVICE,并放到了独立进程,设置是否在stop的时候杀死这个进程,默认不杀死 option.SetIgnoreCacheException(false);//可选,默认false,设置是否收集CRASH信息,默认收集 option.setEnableSimulateGps(false);//可选,默认false,设置是否需要过滤GPS仿真结果,默认需要 mLocationClient.setLocOption(option); } private void initview() { //获取地图控件引用 mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); mLocationClient = new LocationClient(getApplicationContext()); //声明LocationClient类 mLocationClient.registerLocationListener( myListener ); //注册监听函数 mLocationClient.start(); } @Override protected void onDestroy() { super.onDestroy(); //在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override protected void onResume() { super.onResume(); //在activity执行onResume时执行mMapView. onResume (),实现地图生命周期管理 mMapView.onResume(); } @Override protected void onPause() { super.onPause(); //在activity执行onPause时执行mMapView. onPause (),实现地图生命周期管理 mMapView.onPause(); } public class MyLocationListener implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { //Receive Location StringBuffer sb = new StringBuffer(256); sb.append("time : "); sb.append(location.getTime()); sb.append("\nerror code : "); sb.append(location.getLocType()); sb.append("\nlatitude : "); sb.append(location.getLatitude()); sb.append("\nlontitude : "); sb.append(location.getLongitude()); sb.append("\nradius : "); sb.append(location.getRadius()); if (location.getLocType() == BDLocation.TypeGpsLocation){// GPS定位结果 sb.append("\nspeed : "); sb.append(location.getSpeed());// 单位:公里每小时 sb.append("\nsatellite : "); sb.append(location.getSatelliteNumber()); sb.append("\nheight : "); sb.append(location.getAltitude());// 单位:米 sb.append("\ndirection : "); sb.append(location.getDirection());// 单位度 sb.append("\naddr : "); sb.append(location.getAddrStr()); sb.append("\ndescribe : "); sb.append("gps定位成功"); } else if (location.getLocType() == BDLocation.TypeNetWorkLocation){// 网络定位结果 sb.append("\naddr : "); sb.append(location.getAddrStr()); //运营商信息 sb.append("\noperationers : "); sb.append(location.getOperators()); sb.append("\ndescribe : "); sb.append("网络定位成功"); } else if (location.getLocType() == BDLocation.TypeOffLineLocation) {// 离线定位结果 sb.append("\ndescribe : "); sb.append("离线定位成功,离线定位结果也是有效的"); } else if (location.getLocType() == BDLocation.TypeServerError) { sb.append("\ndescribe : "); sb.append("服务端网络定位失败,可以反馈IMEI号和大体定位时间到loc-bugs@baidu.com,会有人追查原因"); } else if (location.getLocType() == BDLocation.TypeNetWorkException) { sb.append("\ndescribe : "); sb.append("网络不同导致定位失败,请检查网络是否通畅"); } else if (location.getLocType() == BDLocation.TypeCriteriaException) { sb.append("\ndescribe : "); sb.append("无法获取有效定位依据导致定位失败,一般是由于手机的原因,处于飞行模式下一般会造成这种结果,可以试着重启手机"); } sb.append("\nlocationdescribe : "); sb.append(location.getLocationDescribe());// 位置语义化信息 List<Poi> list = location.getPoiList();// POI数据 if (list != null) { sb.append("\npoilist size = : "); sb.append(list.size()); for (Poi p : list) { sb.append("\npoi= : "); sb.append(p.getId() + " " + p.getName() + " " + p.getRank()); } } weizhi(location); Log.i("BaiduLocationApiDem", sb.toString()); tv.setText(sb.toString()); } private void weizhi(BDLocation location) { // 开启定位图层 mBaiduMap.setMyLocationEnabled(true); // 构造定位数据 MyLocationData locData = new MyLocationData.Builder() .accuracy(location.getRadius()) // 此处设置开发者获取到的方向信息,顺时针0-360 //.direction(100) .latitude(location.getLatitude()) .longitude(location.getLongitude()).build(); // 设置定位数据 mBaiduMap.setMyLocationData(locData); // 设置定位图层的配置(定位模式,是否允许方向信息,用户自定义定位图标) BitmapDescriptor mCurrentMarker = BitmapDescriptorFactory .fromResource(R.drawable.ic_launcher); MyLocationConfiguration config = new MyLocationConfiguration(MyLocationConfiguration.LocationMode.NORMAL, true, mCurrentMarker); mBaiduMap.setMyLocationConfigeration(config); LatLng ll = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate u = MapStatusUpdateFactory.newLatLng(ll); mBaiduMap.animateMapStatus(u); } }}