Android 百度定位获得当前具体位置

浏览数：33 / 时间：2015年06月11日

百度地图 Android SDK是一套基于Android 2.1及以上版本设备的应用程序接口。可以使用该套 SDK开发适用于Android系统移动设备的地图应用，通过调用地图SDK接口，可以轻松访问百度地图服务和数据，构建功能丰富、交互性强的地图类应用程序。

Android项目截图注意libs的文件名都是固定的，否则会报错。

技术分享

布局文件：

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="2.89"
        android:text=" "
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="0.50"
        android:gravity="center|top"
        android:orientation="vertical" >

        <Button
            android:id="@+id/addfence"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="开启定位" />
    </LinearLayout>

</LinearLayout>

MainActivity:

package com.example.getcoord_text;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;
import com.baidu.location.LocationClientOption.LocationMode;

public class MainActivity extends Activity{
	private LocationClient mLocationClient;//定位SDK的核心类
	private TextView LocationResult;
	private Button startLocation;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		mLocationClient = ((LocationApplication)getApplication()).mLocationClient;
		
		LocationResult = (TextView)findViewById(R.id.textView1);
		 ((LocationApplication)getApplication()).mLocationResult = LocationResult;//调用LocationApplication，获得需要的信息
		startLocation = (Button)findViewById(R.id.addfence);
		startLocation.setOnClickListener(new OnClickListener() {
			
			public void onClick(View v) {
				InitLocation();//初始化
				if(startLocation.getText().equals("开启定位")){
					mLocationClient.start();
					startLocation.setText("停止定位");
				}else{
					mLocationClient.stop();
					startLocation.setText("开启定位");
				}
			}
		});
		
	}
	@Override
	protected void onStop() {
		mLocationClient.stop();
		super.onStop();
	}

	private void InitLocation(){
		LocationClientOption option = new LocationClientOption();
		option.setLocationMode(LocationMode.Hight_Accuracy);//设置高精度定位定位模式
		option.setCoorType("bd09ll");//设置百度经纬度坐标系格式
		option.setScanSpan(1000);//设置发起定位请求的间隔时间为1000ms
		option.setIsNeedAddress(true);//反编译获得具体位置，只有网络定位才可以
		mLocationClient.setLocOption(option);
	}
}

LocationApplication类：

package com.example.getcoord_text;

import android.app.Application;
import android.util.Log;
import android.widget.TextView;

import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;

public class LocationApplication extends Application {
	public LocationClient mLocationClient;//定位SDK的核心类
	public MyLocationListener mMyLocationListener;//定义监听类
	public TextView mLocationResult,logMsg;
	
	@Override
	public void onCreate() {
		super.onCreate();
		mLocationClient = new LocationClient(this.getApplicationContext());
		mMyLocationListener = new MyLocationListener();
		mLocationClient.registerLocationListener(mMyLocationListener);
	}

	/**
	 * 实现实位回调监听
	 */
	public class MyLocationListener implements BDLocationListener {

		public void onReceiveLocation(BDLocation location) {
			//Receive Location 
			StringBuffer sb = new StringBuffer(256);
			sb.append("time : ");
			sb.append(location.getTime());//获得当前时间
			sb.append("\nerror code : ");
			sb.append(location.getLocType());//获得erro code得知定位现状
			sb.append("\nlatitude : ");
			sb.append(location.getLatitude());//获得纬度
			sb.append("\nlontitude : ");
			sb.append(location.getLongitude());//获得经度
			sb.append("\nradius : ");
			sb.append(location.getRadius());
			if (location.getLocType() == BDLocation.TypeGpsLocation){//通过GPS定位
				sb.append("\nspeed : ");
				sb.append(location.getSpeed());//获得速度
				sb.append("\nsatellite : ");
				sb.append(location.getSatelliteNumber());
				sb.append("\ndirection : ");
				sb.append("\naddr : ");
				sb.append(location.getAddrStr());//获得当前地址
				sb.append(location.getDirection());//获得方位
			} else if (location.getLocType() == BDLocation.TypeNetWorkLocation){//通过网络连接定位
				sb.append("\naddr : ");
				sb.append(location.getAddrStr());//获得当前地址
				//运营商信息
				sb.append("\noperationers : ");
				sb.append(location.getOperators());//获得经营商？
			}
			logMsg(sb.toString());
			Log.i("BaiduLocationApiDem", sb.toString());
		}
	}
	
	/**
	 * 显示请求字符串
	 * @param str
	 */
	public void logMsg(String str) {
		try {
			if (mLocationResult != null)
				mLocationResult.setText(str);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
}

AndroidManifest.xml:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.getcoord_text"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="18" />

    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.READ_PHONE_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" >
    </uses-permission>
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" >
    </uses-permission>
    <uses-permission android:name="android.permission.READ_LOGS" >
    </uses-permission>
    <uses-permission android:name="android.permission.VIBRATE" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />
    <uses-permission android:name="android.permission.WRITE_SETTINGS" />

    <application
        android:name="com.example.getcoord_text.LocationApplication"
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <service
            android:name="com.baidu.location.f"
            android:enabled="true"
            android:process=":remote" >
            <intent-filter>
                <action android:name="com.baidu.location.service_v2.2" >
                </action>
            </intent-filter>
        </service>

        <!-- meta-data需要写在application中 -->
        <meta-data
            android:name="com.baidu.lbsapi.API_KEY"
            android:value="sGFSyZlrvnHGr9GipH70G6Nd" />

        <activity
            android:name="com.example.getcoord_text.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>