1.获得手机支持的全部位置源名称:
LocationManager manager = (LocationManager) getSystemService(LOCATION_SERVICE);// 获得位置服务
List<String> providers = manager.getAllProviders();// 获得全部位置源for (Iterator<String> it = providers.iterator(); it.hasNext();) {// 遍历列表
sb.append(it.next() + "\n");
}
sb.toString();
%% passive表示被动接受位置更新
2.获得位置源属性:
LocationManager manager = (LocationManager) getSystemService(LOCATION_SERVICE);// 获得位置服务
List<String> provider = manager.getProviders(LocationManager.GPS_PRORIDER);// 获得全部位置源
provider.getAccuracy();//获得精度信息
provider.getPowerRequirement();//获得耗电信息
%%要实现上部分,还要添加权限:
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
3.位置变化监听事件,获取经度和纬度
private double latitude=0.0; private double longitude =0.0; LocationManager locationManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE); if(locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)){ Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); if(location != null){ latitude = location.getLatitude(); longitude = location.getLongitude(); } }else{ LocationListener locationListener = new LocationListener() { // Provider的状态在可用、暂时不可用和无服务三个状态直接切换时触发此函数 @Override public void onStatusChanged(String provider, int status, Bundle extras) { } // Provider被enable时触发此函数,比如GPS被打开 @Override public void onProviderEnabled(String provider) { } // Provider被disable时触发此函数,比如GPS被关闭 @Override public void onProviderDisabled(String provider) { } //当坐标改变时触发此函数,如果Provider传进相同的坐标,它就不会被触发 @Override public void onLocationChanged(Location location) { if (location != null) { Log.e("Map", "Location changed : Lat: " + location.getLatitude() + " Lng: " + location.getLongitude()); } } }; locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER,1000, 0,locationListener); Location location = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); if(location != null){ latitude = location.getLatitude(); //经度 longitude = location.getLongitude(); //纬度 } }
%%
getAltitude();// 获取海拔信息
getjBearing();//获取方向信息