百度地图的定位、检索功能

最新推荐文章于 2022-08-15 19:10:30 发布
鸿心mm
最新推荐文章于 2022-08-15 19:10:30 发布
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转载来自：http://www.apkbus.com/forum.php?mod=viewthread&tid=269261&pid=4322818&page=4&extra=
注：记得修改AndroidManifest中的key
<meta-data
android:name="com.baidu.lbsapi.API_KEY"
android:value="百度key" />
源码下载：http://download.youkuaiyun.com/detail/qq_30543115/9684948
（以上这是之前的代码，后面是又加了一个东西，因为代码大于60M，传不上去，只能贴代码了，有需要的朋友可以看看，希望能帮到你）
添加的东西：
移动百度地图的时候，获取图标移动到的经纬度和具体位置名称
package tobi.mapandlocation;

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
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.mapapi.SDKInitializer;
import com.baidu.mapapi.map.BaiduMap;
import com.baidu.mapapi.map.BitmapDescriptor;
import com.baidu.mapapi.map.BitmapDescriptorFactory;
import com.baidu.mapapi.map.MapStatus;
import com.baidu.mapapi.map.MapStatusUpdate;
import com.baidu.mapapi.map.MapStatusUpdateFactory;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.MarkerOptions;
import com.baidu.mapapi.map.MyLocationConfiguration;
import com.baidu.mapapi.map.MyLocationData;
import com.baidu.mapapi.model.LatLng;
import com.baidu.mapapi.search.core.PoiInfo;
import com.baidu.mapapi.search.core.SearchResult;
import com.baidu.mapapi.search.geocode.GeoCodeResult;
import com.baidu.mapapi.search.geocode.GeoCoder;
import com.baidu.mapapi.search.geocode.OnGetGeoCoderResultListener;
import com.baidu.mapapi.search.geocode.ReverseGeoCodeOption;
import com.baidu.mapapi.search.geocode.ReverseGeoCodeResult;
import com.baidu.mapapi.search.poi.OnGetPoiSearchResultListener;
import com.baidu.mapapi.search.poi.PoiCitySearchOption;
import com.baidu.mapapi.search.poi.PoiDetailResult;
import com.baidu.mapapi.search.poi.PoiIndoorResult;
import com.baidu.mapapi.search.poi.PoiResult;
import com.baidu.mapapi.search.poi.PoiSearch;

import java.util.ArrayList;
import java.util.List;

import butterknife.Bind;
import butterknife.ButterKnife;
import butterknife.OnClick;
import tobi.mapandlocation.adapter.NearAddressAdapter;
import tobi.mapandlocation.adapter.SearchAddressAdapter;

public class LocationActivity extends AppCompatActivity
        implements OnGetGeoCoderResultListener, OnGetPoiSearchResultListener {

    @Bind(R.id.mapView)
    MapView mMapView;
    @Bind(R.id.search_et)
    ClearEditText searchEt;
    @Bind(R.id.near_address_list)
    ListView nearAddressList;
    @Bind(R.id.near_list_empty_ll)
    LinearLayout nearListEmptyLl;
    @Bind(R.id.search_address_list_view)
    ListView searchAddressListView;
    @Bind(R.id.search_ll)
    LinearLayout searchLl;

    private TextView tv_lat_lng,tv_address;

    private GeoCoder mSearch = null; // 搜索模块，也可去掉地图模块独立使用
    private BaiduMap mBaiduMap = null;
    private BDLocationListener myListener = new MyLocationListenner();//定位监听
    private MyLocationConfiguration.LocationMode mCurrentMode;
    private boolean isFirstLoc = true;// 是否首次定位
    private BitmapDescriptor mCurrentMarker;
    private LocationClient mLocClient;// 定位相关
    private PoiSearch mPoiSearch = null;
    private String cityName="";

    private NearAddressAdapter nearAddressAdapter = null;
    private SearchAddressAdapter searchAddressAdapter = null;
    private List
   
   
    
     nearAddresses = new ArrayList
    
    
     
     ();
    private List
     
     
      
       searchAddresses = new ArrayList
      
      
       
       ();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        //在使用SDK各组件之前初始化context信息，传入ApplicationContext
        //注意该方法要再setContentView方法之前实现
        SDKInitializer.initialize(getApplicationContext());
        setContentView(R.layout.activity_service_location);

        tv_lat_lng= (TextView) this.findViewById(R.id.tv_lat_lng);
        tv_address= (TextView) this.findViewById(R.id.tv_address);

        ButterKnife.bind(this);
        initViewsAndEvents();
    }

    protected void initViewsAndEvents() {
        // 隐藏比例尺和缩放图标
        mMapView.showScaleControl(false);
        mMapView.showZoomControls(false);
        mBaiduMap = mMapView.getMap();
        // 初始化搜索模块，注册事件监听
        mSearch = GeoCoder.newInstance();
        // 初始化搜索模块，注册搜索事件监听
        mPoiSearch = PoiSearch.newInstance();
        mPoiSearch.setOnGetPoiSearchResultListener(this);
        mSearch.setOnGetGeoCodeResultListener(this);
        mBaiduMap.setOnMapStatusChangeListener(new BaiduMap.OnMapStatusChangeListener() {

            @Override
            public void onMapStatusChangeStart(MapStatus arg0) {
                //手势操作地图，设置地图状态等操作导致地图状态开始改变。
            }

            @Override
            public void onMapStatusChangeFinish(MapStatus arg0) {
                //地图状态改变结束
                searchLl.setVisibility(View.GONE);
                mBaiduMap.clear();
                mBaiduMap.addOverlay(new MarkerOptions().position(arg0.target)
                        .icon(mCurrentMarker));
                // 反Geo搜索
                mSearch.reverseGeoCode(new ReverseGeoCodeOption()
                        .location(arg0.target));
                tv_lat_lng.setText("latitude=="+arg0.target.latitude+"　　longitude＝＝"+arg0.target.longitude);
            }

            @Override
            public void onMapStatusChange(MapStatus arg0) {
                //地图状态变化中
            }
        });
        /*** Editext监听*/
        searchEt.addTextChangedListener(new TextWatcher() {

            @Override
            public void onTextChanged(CharSequence cs, int start, int before,
                                      int count) {
                if (cs == null || cs.length() <= 0) {
                    searchLl.setVisibility(View.GONE);
                    return;
                }
            /*** 使用建议搜索服务获取建议列表*/
                mPoiSearch.searchInCity((new PoiCitySearchOption())
                        .city(cityName).keyword(cs.toString()).pageNum(3)
                        .pageCapacity(20));
            }

            @Override
            public void beforeTextChanged(CharSequence s, int start, int count,
                                          int after) {

            }

            @Override
            public void afterTextChanged(Editable s) {

            }
        });

        mCurrentMarker = BitmapDescriptorFactory
                .fromResource(R.drawable.ic_edit_location_red_400_36dp);
        mCurrentMode = MyLocationConfiguration.LocationMode.NORMAL;
        mBaiduMap.setMyLocationConfigeration(new MyLocationConfiguration(
                mCurrentMode, true, mCurrentMarker));
        // 开启定位图层
        mBaiduMap.setMyLocationEnabled(false);
        // 定位初始化
        mLocClient = new LocationClient(getApplicationContext());
        //注册地图定位监听
        mLocClient.registerLocationListener(myListener);
        // 设置地图缩放级别为15
        mBaiduMap.setMapStatus(MapStatusUpdateFactory
                .newMapStatus(new MapStatus.Builder().zoom(15).build()));
        //-----------------------------------------------------------------
        //--    LocationClientOption类，该类用来设置定位SDK的定位方式   --|
        //-----------------------------------------------------------------
        LocationClientOption option = new LocationClientOption();
        option.setOpenGps(false);// 打开gpss
        option.setCoorType("bd09ll"); // 设置坐标类型 取值有3个： 返回国测局经纬度坐标系：gcj02
        // 返回百度墨卡托坐标系 ：bd09 返回百度经纬度坐标系 ：bd09ll
        option.setIsNeedAddress(true);//可选，设置是否需要地址信息，默认不需要
        option.setScanSpan(1000);// 扫描间隔 单位毫秒
        option.setLocationMode(LocationClientOption.LocationMode.Battery_Saving);
        mLocClient.setLocOption(option);
        mLocClient.start();

        nearAddressAdapter = new NearAddressAdapter(this,
                R.layout.item_near_address, nearAddresses);
        nearAddressList.setAdapter(nearAddressAdapter);
        nearAddressList.setEmptyView(nearListEmptyLl);
        //点击返回地址信息
        nearAddressList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView
       
        parent, View view,
                                    int position, long id) {
                PoiInfo poiInfo = nearAddresses.get(position);
                Bundle bundle = new Bundle();
                bundle.putString("Ing", poiInfo.location.longitude + "");
                bundle.putString("Iat", poiInfo.location.latitude + "");
                bundle.putString("Address", poiInfo.name+poiInfo.city);
                bundle.putString("DetailedAddress", poiInfo.address);
                Intent intent = new Intent();
                intent.putExtras(bundle);
                setResult(RESULT_OK, intent);
                finish();
            }
        });

        searchAddressAdapter = new SearchAddressAdapter(this,
                R.layout.item_search_address, searchAddresses);
        searchAddressListView.setAdapter(searchAddressAdapter);
        searchAddressListView.setEmptyView(nearListEmptyLl);
        //点击返回地址信息
        searchAddressListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView
       
        parent, View view,
                                    int position, long id) {
                PoiInfo poiInfo = searchAddresses.get(position);
                Bundle bundle = new Bundle();
                bundle.putString("Ing", poiInfo.location.longitude + "");
                bundle.putString("Iat", poiInfo.location.latitude + "");
                bundle.putString("Address", poiInfo.name);
                bundle.putString("DetailedAddress", poiInfo.address);
                Intent intent = new Intent();
                intent.putExtras(bundle);
                setResult(RESULT_OK, intent);
                finish();
            }
        });
    }

    @Override
    public void onGetGeoCodeResult(GeoCodeResult arg0) {

    }

    @Override
    public void onGetReverseGeoCodeResult(ReverseGeoCodeResult result) {
        if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) {
            Toast.makeText(LocationActivity.this, "抱歉，未能找到结果",
                    Toast.LENGTH_LONG).show();
            return;
        }

        List
       
       
         list = result.getPoiList(); if (list != null && list.size() > 0) { nearAddresses.clear(); nearAddresses.addAll(list); nearAddressAdapter.notifyDataSetChanged(); } if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) { //没有找到检索结果 Log.e("url","没有检索到结果=="+result); } //获取反向地理编码结果 Log.e("url","获取反向地理编码结果=="+result.getAddress()); tv_address.setText(result.getAddress()); } // 定位图标点击，重新设置为初次定位 @OnClick(value = R.id.location_iv) public void reLocation(View view) { Toast.makeText(LocationActivity.this, "正在定位中...", Toast.LENGTH_SHORT).show(); isFirstLoc = true; } /** * 定位SDK监听函数 */ public class MyLocationListenner implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { // 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 .latitude(location.getLatitude()) .longitude(location.getLongitude()).build(); mBaiduMap.setMyLocationData(locData); cityName = location.getCity(); if (isFirstLoc) { isFirstLoc = false; LatLng ll = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate mapStatusUpdate = MapStatusUpdateFactory .newLatLng(ll); mBaiduMap.animateMapStatus(mapStatusUpdate); } } } @Override public void onGetPoiResult(PoiResult poiResult) { if (poiResult == null || poiResult.error == SearchResult.ERRORNO.RESULT_NOT_FOUND) { return; } if (poiResult.error == SearchResult.ERRORNO.NO_ERROR) { List 
        
          list = poiResult.getAllPoi(); searchLl.setVisibility(View.VISIBLE); if (list != null && list.size() > 0) { searchAddresses.clear(); searchAddresses.addAll(list); searchAddressAdapter.notifyDataSetChanged(); } } } @Override public void onGetPoiDetailResult(PoiDetailResult poiDetailResult) { //获取POI检索结果 } @Override public void onGetPoiIndoorResult(PoiIndoorResult poiIndoorResult) { //获取Place详情页检索结果 } @Override protected void onPause() { mMapView.onPause(); super.onPause(); } @Override protected void onResume() { mMapView.onResume(); super.onResume(); } @Override protected void onDestroy() { mMapView.onDestroy(); mSearch.destroy(); // 退出时销毁定位 mLocClient.stop(); // 关闭定位图层 mBaiduMap.setMyLocationEnabled(false); mMapView = null; super.onDestroy(); } }
(可以吧这个代码复制在我之前源代码的里面，这只是我的需要的，然后我保存下来，希望能帮助到需要的人，谢谢)