使用百度地图的API其实在代码上并不是特别困难，参考一下官网开发指南或者技术书籍都比较好理解，主要的比较麻烦的地方是出在jar，so文件的导入与LocationManager的使用，本篇主要是给一个代码的参考，有读者在其他方面遇到困难的可以参考笔者的其他几篇博客。

jar与so：

解决百度地图找不到SDKInitializer，无法解析的问题

/double2hao/article/details/49882693

Android Studio百度地图入门（导入jar与so文件）

/double2hao/article/details/49862435

Android Studio查看SHA1和MD5（附带keystore创建）

/double2hao/article/details/49861247

LocationManager：

android LocationManager的简单使用（获取经纬度信息到textview显示）

/double2hao/article/details/49846953

还是先上一下效果：

MainActivity:

import android.app.Activity;import android.content.Context;import android.location.Location;import android.location.LocationListener;import android.location.LocationManager;import android.os.Bundle;import android.widget.Toast;import com.baidu.mapapi.SDKInitializer;import com.baidu.mapapi.map.BaiduMap;import com.baidu.mapapi.map.MapStatusUpdate;import com.baidu.mapapi.map.MapStatusUpdateFactory;import com.baidu.mapapi.map.MapView;import com.baidu.mapapi.map.MyLocationConfiguration;import com.baidu.mapapi.map.MyLocationData;import com.baidu.mapapi.model.LatLng;import java.util.List;public class MainActivity extends Activity {private MapView mapView;private BaiduMap baiduMap;private LocationManager locationManager;private String provider;private boolean isFirstLocate =true;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);SDKInitializer.initialize(getApplicationContext());setContentView(R.layout.activity_main);mapView = (MapView) findViewById(R.id.map_view);baiduMap=mapView.getMap();//设置位置提供器setLovationManager();//将显示位置的功能开启baiduMap.setMyLocationEnabled(true);}private void setLovationManager() {locationManager=(LocationManager)getSystemService(Context.LOCATION_SERVICE);//获取所有可用的位置提供器List<String> providerList=locationManager.getProviders(true);if(providerList.contains(LocationManager.GPS_PROVIDER)){provider=LocationManager.GPS_PROVIDER;}else if(providerList.contains(WORK_PROVIDER)){provider=WORK_PROVIDER;}else {//当前没有可用的位置提供器时，弹出Toast提示Toast.makeText(this,"没有可用的位置提供器",Toast.LENGTH_SHORT).show();return;}Location location=locationManager.getLastKnownLocation(provider);if(location!=null){navigateTo(location);}locationManager.requestLocationUpdates(provider,5000,5,locationListener);}private void navigateTo(Location location) {//如果是第一次创建，就获取位置信息并且将地图移到当前位置//为防止地图被反复移动，所以就只在第一次创建时执行if(isFirstLocate){//LatLng对象主要用来存放经纬度//zoomTo是用来设置百度地图的缩放级别，范围为3~19，数值越大越精确LatLng ll=new LatLng(location.getLatitude(),location.getLongitude());MapStatusUpdate update= MapStatusUpdateFactory.newLatLng(ll);baiduMap.animateMapStatus(update);update=MapStatusUpdateFactory.zoomTo(16f);baiduMap.animateMapStatus(update);isFirstLocate=false;}//封装设备当前位置并且显示在地图上//由于设备在地图上显示的位置会根据我们当前位置而改变，所以写到if外面MyLocationData.Builder locationBuilder=new MyLocationData.Builder();locationBuilder.latitude(location.getLatitude());locationBuilder.longitude(location.getLongitude());MyLocationData locationData=locationBuilder.build();baiduMap.setMyLocationData(locationData);}LocationListener locationListener =new LocationListener() {@Overridepublic void onLocationChanged(Location location) {if(locationManager!=null)navigateTo(location);}@Overridepublic void onStatusChanged(String s, int i, Bundle bundle) {}@Overridepublic void onProviderEnabled(String s) {}@Overridepublic void onProviderDisabled(String s) {}};@Overrideprotected void onDestroy() {super.onDestroy();//最后要销毁mapView//关闭程序时将监听器移除//关闭可以显示位置的功能mapView.onDestroy();if(locationManager!=null){locationManager.removeUpdates(locationListener);}baiduMap.setMyLocationEnabled(false);}@Overrideprotected void onPause() {super.onPause();mapView.onPause();}@Overrideprotected void onResume() {super.onResume();mapView.onResume();}}

activity_main:

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent"android:paddingBottom="@dimen/activity_vertical_margin"android:paddingLeft="@dimen/activity_horizontal_margin"android:paddingRight="@dimen/activity_horizontal_margin"android:paddingTop="@dimen/activity_vertical_margin"><com.baidu.mapapi.map.MapViewandroid:id="@+id/map_view"android:layout_width="match_parent"android:layout_height="match_parent"android:clickable="true"></com.baidu.mapapi.map.MapView></LinearLayout>

Androidmanifest:

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="/apk/res/android"package="com.example.baidumaptest2"><applicationandroid:allowBackup="true"android:icon="@mipmap/ic_launcher"android:label="@string/app_name"android:supportsRtl="true"android:theme="@style/AppTheme"><meta-dataandroid:name="com.baidu.lbsapi.API_KEY"android:value="lPdICf3mOjPpwXsUzv8Omgec"/><activityandroid:name=".MainActivity"android:label="@string/app_name"android:theme="@style/AppTheme.NoActionBar"><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter></activity></application>//以下为权限设置<uses-permission android:name="android.permission.GET_ACCOUNTS" /><uses-permission android:name="android.permission.USE_CREDENTIALS" /><uses-permission android:name="android.permission.MANAGE_ACCOUNTS" /><uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS" /><permission android:name="android.permission.BAIDU_LOCATION_SERVICE" ></permission><uses-permission android:name="android.permission.BAIDU_LOCATION_SERVICE" ></uses-permission><uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" ></uses-permission><uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" ></uses-permission><uses-permission android:name="android.permission.INTERNET" ></uses-permission><uses-permission android:name="android.permission.ACCESS_MOCK_LOCATION" ></uses-permission><!-- <uses-permission android:name="android.permission.WRITE_APN_SETTINGS"></uses-permission> --><uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" ></uses-permission><uses-permission android:name="com.android.launcher.permission.READ_SETTINGS" /><uses-permission android:name="android.permission.WAKE_LOCK" ></uses-permission><uses-permission android:name="android.permission.CHANGE_WIFI_STATE" /><uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /><uses-permission android:name="android.permission.ACCESS_GPS" /><uses-permission android:name="android.permission.READ_PHONE_STATE" /><uses-permission android:name="android.permission.READ_CONTACTS" /><uses-permission android:name="android.permission.CALL_PHONE" /><uses-permission android:name="android.permission.READ_SMS" /><uses-permission android:name="android.permission.SEND_SMS" /><!-- SDK1.5需要android.permission.GET_TASKS权限判断本程序是否为当前运行的应用? --><uses-permission android:name="android.permission.GET_TASKS" /><uses-permission android:name="android.permission.CAMERA" ></uses-permission><uses-permission android:name="android.permission.RECORD_AUDIO" ></uses-permission><uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" ></uses-permission><uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" /><uses-permission android:name="android.permission.BROADCAST_STICKY" /><uses-permission android:name="android.permission.WRITE_SETTINGS" /><!-- 来电消音 --><uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS" ></uses-permission><uses-permission android:name="android.permission.READ_PHONE_STATE" /><uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" /></manifest>