MainActivivty
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.widget.Button;
import android.widget.Toast;
import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;
import com.baidu.location.Poi;
import com.baidu.mapapi.SDKInitializer;
import com.baidu.mapapi.map.BaiduMap;
import com.baidu.mapapi.map.MapStatus;
import com.baidu.mapapi.map.MapStatusUpdateFactory;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.MyLocationData;
import com.baidu.mapapi.model.LatLng;
import java.util.List;
public class MainActivity extends AppCompatActivity {
private MapView mMapView;
private Button jing,wei,difang;
LocationClient mLocationClient;
public BDLocationListener myListener = new MyLocationListener();
BaiduMap mBaiduMap;
boolean isFirstLoc = true;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
SDKInitializer.initialize(getApplicationContext());
setContentView(R.layout.activity_main);
mMapView = (MapView) findViewById(R.id.bmapView);
jing= (Button) findViewById(R.id.jing);
wei= (Button) findViewById(R.id.wei);
difang= (Button) findViewById(R.id.di);
mBaiduMap = mMapView.getMap();
// 开启定位图层
mBaiduMap.setMyLocationEnabled(true);
mLocationClient = new LocationClient(this);//声明LocationClient类
mLocationClient.registerLocationListener(myListener);//注册监听函数
LocationClientOption option = new LocationClientOption();
option.setCoorType("bd09ll");//可选,默认gcj02,设置返回的定位结果坐标系
int span=10000;
option.setCoorType("bd09ll"); // 设置坐标类型
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);
mLocationClient.start();
}
public class MyLocationListener implements BDLocationListener {
@Override
public void onReceiveLocation(BDLocation location) {
//Receive Location
StringBuffer sb = new StringBuffer(256);
StringBuffer lotitude=new StringBuffer(256);
StringBuffer longitude=new StringBuffer(256);
StringBuffer di=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());
lotitude.append(location.getLatitude());
jing.setText("经度"+lotitude.toString());
sb.append("\nlontitude : ");
sb.append(location.getLongitude());
longitude.append(location.getLongitude());
wei.setText("纬度"+longitude.toString());
sb.append("\nradius : ");
sb.append(location.getRadius());
// map view 销毁后不在处理新接收的位置
if (location == null || mMapView == null) {
return;
}
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);
if (isFirstLoc) {
isFirstLoc = false;
LatLng ll = new LatLng(location.getLatitude(),
location.getLongitude());
MapStatus.Builder builder = new MapStatus.Builder();
builder.target(ll).zoom(18.0f);
mBaiduMap.animateMapStatus(MapStatusUpdateFactory.newMapStatus(builder.build()));
}
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[email protected],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 list = location.getPoiList();// POI数据
di.append(list.get(1).getName());
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());
}
difang.setText(di.toString());
}
Log.i("BaiduLocationApiDem", sb.toString());
Toast.makeText(MainActivity.this, "经度:"+lotitude.toString()+"纬度:"+longitude.toString(), Toast.LENGTH_SHORT).show();
}
}
@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();
}
}
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.bwie.baiaumapdemo.MainActivity">
<com.baidu.mapapi.map.MapView
android:id="@+id/bmapView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clickable="true" />
<Button
android:id="@+id/jing"
android:text="jing"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<Button
android:id="@+id/di"
android:text="difang"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/jing"
android:layout_centerHorizontal="true" />
<Button
android:id="@+id/wei"
android:text="wei"
android:layout_weight="1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true" />
RelativeLayout>
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