登录百度开发者帐号后下载sdk导入自己的工程中。
代码如下：
1 package com.lixu.baidu_gps;
2
3 import com.baidu.location.BDLocation;
4 import com.baidu.location.BDLocationListener;
5 import com.baidu.location.LocationClient;
6 import com.baidu.location.LocationClientOption;
7 import com.baidu.mapapi.SDKInitializer;
8 import com.baidu.mapapi.map.BaiduMap;
9 import com.baidu.mapapi.map.MapStatusUpdate;
10 import com.baidu.mapapi.map.MapStatusUpdateFactory;
11 import com.baidu.mapapi.map.MapView;
12 import com.baidu.mapapi.map.MyLocationData;
13 import com.baidu.mapapi.model.LatLng;
14 import com.baidu.mapapi.search.geocode.GeoCodeOption;
15 import com.baidu.mapapi.search.geocode.GeoCodeResult;
16 import com.baidu.mapapi.search.geocode.GeoCoder;
17 import com.baidu.mapapi.search.geocode.OnGetGeoCoderResultListener;
18 import com.baidu.mapapi.search.geocode.ReverseGeoCodeResult;
19 import android.app.Activity;
20 import android.os.Bundle;
21 import android.view.View;
22 import android.view.View.OnClickListener;
23 import android.widget.Button;
24 import android.widget.EditText;
25 import android.widget.Toast;
26
27 public class MainActivity extends Activity {
28 private LocationClient mLocationClient = null;
29 private BaiduMap mBaiduMap = null;
30 private GeoCoder geocoder;
31 private EditText et1, et2;
32
33 @Override
34 protected void onCreate(Bundle savedInstanceState) {
35 super.onCreate(savedInstanceState);
36
37 SDKInitializer.initialize(getApplicationContext());
38
39 setContentView(R.layout.activity_main);
40
41 mLocationClient = new LocationClient(this);
42 // 获取百度地图的视图控件
43 MapView baidumapview = (MapView) findViewById(R.id.baidumv);
44
45 mBaiduMap = baidumapview.getMap();
46 // 设置地图指针
47 mBaiduMap.setMyLocationEnabled(true);
48
49 // 处理百度地图开源项目的定位偏差
50 LocationClientOption option = new LocationClientOption();
51 option.setCoorType("bd09ll");
52
53 mLocationClient.setLocOption(option);
54
55 MyLocationListenner myListenner = new MyLocationListenner();
56 mLocationClient.registerLocationListener(myListenner);
57 mLocationClient.start();
58
59 geocoder = GeoCoder.newInstance();
60
61 geocoder.setOnGetGeoCodeResultListener(new OnGetGeoCoderResultListener() {
62
63 @Override
64 public void onGetReverseGeoCodeResult(ReverseGeoCodeResult location) {
65 }
66
67 @Override
68 public void onGetGeoCodeResult(GeoCodeResult location) {
69 // 根据输入地址来获得经纬度
70 LatLng ll = location.getLocation();
71 // 获取精度纬度完成定位
72 MyLocationData mMyLocationData = new MyLocationData.Builder().latitude(ll.latitude)
73 .longitude(ll.longitude).build();
74
75 // 设置定位球的位置
76 mBaiduMap.setMyLocationData(mMyLocationData);
77 // 移动定位球到中心位置
78
79 MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(ll);
80 mBaiduMap.animateMapStatus(msu);
81
82 }
83 });
84
85 et1 = (EditText) findViewById(R.id.et1);
86
87 et2 = (EditText) findViewById(R.id.et2);
88
89 Button btn = (Button) findViewById(R.id.sousuo);
90
91 btn.setOnClickListener(new OnClickListener() {
92
93 @Override
94 public void onClick(View v) {
95 if (et1.getText().toString().equals("") || et2.getText().toString().equals("")) {
96 Toast.makeText(getApplicationContext(), "请输入地址", 0).show();
97 } else
98 geocoder.geocode(
99 new GeoCodeOption().city(et1.getText().toString()).address(et2.getText().toString()));
100
101 }
102 });
103
104 }
105
106 private class MyLocationListenner implements BDLocationListener {
107
108 @Override
109 public void onReceiveLocation(BDLocation location) {
110 // 获取精度纬度完成定位
111 MyLocationData mMyLocationData = new MyLocationData.Builder().latitude(location.getLatitude())
112 .longitude(location.getLongitude()).build();
113
114 // 设置定位球的位置
115 mBaiduMap.setMyLocationData(mMyLocationData);
116 // 移动定位球到中心位置
117 LatLng ll = new LatLng(location.getLatitude(), location.getLongitude());
118 MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(ll);
119 mBaiduMap.animateMapStatus(msu);
120
121 }
122
123 }
124
125 // 程序退出时关闭
126 @Override
127 protected void onDestroy() {
128 mLocationClient.stop();
129 mBaiduMap.clear();
130 geocoder.destroy();
131 super.onDestroy();
132 }
133
134 }
xml文件和Mainfest文件：
1 <?xml version="1.0" encoding="utf-8"?> 2 <manifest xmlns:android="http://schemas.android.com/apk/res/android" 3 package="com.lixu.baidu_gps" 4 android:versionCode="1" 5 android:versionName="1.0" > 6 7 <uses-sdk 8 android:minSdkVersion="19" 9 android:targetSdkVersion="19" /> 10 11 <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" > 12 </uses-permission> 13 <uses-permission android:name="android.permission.INTERNET" > 14 </uses-permission> 15 <uses-permission android:name="com.android.launcher.permission.READ_SETTINGS" /> 16 <uses-permission android:name="android.permission.WAKE_LOCK" > 17 </uses-permission> 18 <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" /> 19 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /> 20 <!-- 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? --> 21 <uses-permission android:name="android.permission.GET_TASKS" /> 22 <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" > 23 </uses-permission> 24 <uses-permission android:name="android.permission.WRITE_SETTINGS" /> 25 <!-- 这个权限用于进行网络定位 --> 26 <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" > 27 </uses-permission> 28 <!-- 这个权限用于访问GPS定位 --> 29 <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" > 30 </uses-permission> 31 <!-- 用于访问wifi网络信息，wifi信息会用于进行网络定位 --> 32 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" > 33 </uses-permission> 34 <!-- 获取运营商信息，用于支持提供运营商信息相关的接口 --> 35 <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" > 36 </uses-permission> 37 <!-- 这个权限用于获取wifi的获取权限，wifi信息会用来进行网络定位 --> 38 <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" > 39 </uses-permission> 40 <!-- 用于读取手机当前的状态 --> 41 <uses-permission android:name="android.permission.READ_PHONE_STATE" > 42 </uses-permission> 43 <!-- 写入扩展存储，向扩展卡写入数据，用于写入离线定位数据 --> 44 <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" > 45 </uses-permission> 46 <!-- 访问网络，网络定位需要上网 --> 47 <uses-permission android:name="android.permission.INTERNET" /> 48 <!-- SD卡读取权限，用户写入离线定位数据 --> 49 <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" > 50 </uses-permission> 51 <!-- 允许应用读取低级别的系统日志文件 --> 52 <uses-permission android:name="android.permission.READ_LOGS" > 53 </uses-permission> 54 55 <application 56 android:allowBackup="true" 57 android:icon="@drawable/ic_launcher" 58 android:label="@string/app_name" 59 android:theme="@style/AppTheme" > 60 <activity 61 android:name=".MainActivity" 62 android:label="@string/app_name" > 63 <intent-filter> 64 <action android:name="android.intent.action.MAIN" /> 65 66 <category android:name="android.intent.category.LAUNCHER" /> 67 </intent-filter> 68 </activity> 69 70 <meta-data 71 android:name="com.baidu.lbsapi.API_KEY" 72 android:value="TkWtCcaqum3XHoUSHwjHTVoA" /> 73 74 <service 75 android:name="com.baidu.location.f" 76 android:enabled="true" 77 android:process=":remote" > 78 </service> 79 </application> 80 81 </manifest>
1 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 2 xmlns:tools="http://schemas.android.com/tools" 3 android:layout_width="match_parent" 4 android:layout_height="match_parent" > 5 6 <LinearLayout 7 android:id="@+id/ll" 8 android:layout_width="match_parent" 9 android:layout_height="wrap_content" 10 android:orientation="horizontal" > 11 12 <EditText 13 android:id="@+id/et1" 14 android:layout_weight="1" 15 android:layout_width="wrap_content" 16 android:layout_height="wrap_content" 17 android:hint="请输入城市名" /> 18 <EditText 19 android:id="@+id/et2" 20 android:layout_weight="1" 21 android:layout_width="wrap_content" 22 android:layout_height="wrap_content" 23 android:hint="请输入街道名" /> 24 25 <Button 26 android:id="@+id/sousuo" 27 android:layout_width="wrap_content" 28 android:layout_height="wrap_content" 29 android:text="搜索" /> 30 </LinearLayout> 31 32 <com.baidu.mapapi.map.MapView 33 android:id="@+id/baidumv" 34 android:layout_below="@id/ll" 35 android:layout_width="match_parent" 36 android:layout_height="match_parent" /> 37 38 </RelativeLayout>
运行效果图：
时间： 2024-10-13 11:21:44