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[操作系统]通过百度地图API实现搜索地址


搜索地址功能是建立在能够通过百度地图API获取位置的基础上

通过百度地图定位获取位置详情:http://www.cnblogs.com/zzw1994/p/5008134.html

 1 package com.zzw.baidumappoint; 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  20 import android.app.Activity; 21 import android.os.Bundle; 22 import android.view.View; 23 import android.view.View.OnClickListener; 24 import android.widget.EditText; 25 import android.widget.Toast; 26  27 public class MainActivity extends Activity { 28  29   private LocationClient mLocationClient; 30   private BaiduMap mBaiduMap; 31   private GeoCoder mGeoCoder; 32  33   @Override 34   protected void onCreate(Bundle savedInstanceState) { 35     super.onCreate(savedInstanceState); 36     SDKInitializer.initialize(getApplicationContext());// 使程序不崩溃的作用 37     setContentView(R.layout.activity_main); 38  39     final EditText city_edit = (EditText) findViewById(R.id.city); 40     final EditText addr_edit = (EditText) findViewById(R.id.addr); 41     // 获取LocationClient 42     mLocationClient = new LocationClient(this); 43  44     // 获得GeoCoder 45     mGeoCoder = GeoCoder.newInstance(); 46     mGeoCoder.setOnGetGeoCodeResultListener(new OnGetGeoCoderResultListener() { 47  48       @Override 49       public void onGetReverseGeoCodeResult(ReverseGeoCodeResult result) { 50  51       } 52  53       @Override 54       public void onGetGeoCodeResult(GeoCodeResult result) { 55         try{ 56           LatLng ll = result.getLocation(); 57           // 只是完成了定位 58           MyLocationData locData = new MyLocationData.Builder().latitude(ll.latitude).longitude(ll.longitude) 59               .build(); 60  61           // 设置图标在地图上的位置 62           mBaiduMap.setMyLocationData(locData); 63  64           // 开始移动百度地图的定位地点到中心位置 65           MapStatusUpdate u = MapStatusUpdateFactory.newLatLngZoom(ll, 16.0f); 66           mBaiduMap.animateMapStatus(u); 67         }catch(Exception e){ 68           Toast.makeText(getApplicationContext(), "请检查地址", 0).show(); 69         } 70       } 71     }); 72  73     findViewById(R.id.GO).setOnClickListener(new OnClickListener() { 74  75       @Override 76       public void onClick(View v) { 77         try { 78           String city = city_edit.getText() + ""; 79           String addr = addr_edit.getText() + ""; 80           city_edit.setText(""); 81           addr_edit.setText(""); 82           mGeoCoder.geocode(new GeoCodeOption().city(city.trim()).address(addr.trim())); 83         } catch (Exception e) { 84            85         } 86  87       } 88     }); 89     LocationClientOption option = new LocationClientOption(); 90     option.setCoorType("bd09ll"); 91     mLocationClient.setLocOption(option); 92  93     // 获取BaiduMap 94     MapView mapView = (MapView) findViewById(R.id.mapView); 95     mBaiduMap = mapView.getMap(); 96  97     // 显示出当前位置的小图标 98     mBaiduMap.setMyLocationEnabled(true); 99 100     MyLocationListener mListener = new MyLocationListener();101     mLocationClient.registerLocationListener(mListener);102     mLocationClient.start();103   }104 105   @Override106   protected void onDestroy() {107     mLocationClient.stop();108     super.onDestroy();109   }110 111   private class MyLocationListener implements BDLocationListener {112 113     @Override114     public void onReceiveLocation(BDLocation location) {115 116       // 只是完成了定位117       MyLocationData locData = new MyLocationData.Builder().latitude(location.getLatitude())118           .longitude(location.getLongitude()).build();119 120       // 设置图标在地图上的位置121       mBaiduMap.setMyLocationData(locData);122 123       // 开始移动百度地图的定位地点到中心位置124       LatLng ll = new LatLng(location.getLatitude(), location.getLongitude());125       MapStatusUpdate u = MapStatusUpdateFactory.newLatLngZoom(ll, 16.0f);126       mBaiduMap.animateMapStatus(u);127     }128 129   }130 131 }