百度地圖開發(八)輸入框搜尋根據關鍵字檢索出現列表
阿新 • • 發佈:2018-11-29
看圖
效果就是輸入自動提示熱詞,點選熱詞賦值給輸入框
介面卡程式碼
package com.example.administrator.baidumap1; /* * @Comment : * @Created :2018/10/26 14:11 * @Name : YJ */ import android.content.Context; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.BaseAdapter; import android.widget.Filter; import android.widget.Filterable; import android.widget.LinearLayout; import android.widget.TextView; import java.util.ArrayList; import java.util.List; /** * Created by weihao on 2018/5/28. * 繼承BaseAdapter,實現Filterable */ public class AutoEditTextAdapter extends BaseAdapter implements Filterable { private ArrayFilter mFilter; private List<String> mList; private List<String> mList2; private Context context; private OnItemClickListener mOnItemClickListener; private ArrayList<String> mUnfilteredData; public interface OnItemClickListener{ void onClick( int position); void onLongClick( int position); } public void setOnItemClickListener(OnItemClickListener onItemClickListener ){ this. mOnItemClickListener=onItemClickListener; } public AutoEditTextAdapter(List<String> mList, List<String> mList2, Context context) { this.mList = mList; this.context = context; this.mList2 = mList2; } @Override public int getCount() { return mList == null ? 0 : mList.size(); } @Override public Object getItem(int position) { return mList.get(position); } @Override public long getItemId(int position) { return position; } @Override public View getView(final int position, View convertView, ViewGroup parent) { View view; ViewHolder holder; if (convertView == null) { view = View.inflate(context, R.layout.item, null); holder = new ViewHolder(); holder.text1 = (TextView) view.findViewById(R.id.name); holder.text2=view.findViewById(R.id.address); holder.dianji=view.findViewById(R.id.dianji); view.setTag(holder); } else { view = convertView; holder = (ViewHolder) view.getTag(); } //item的點選事件 if( mOnItemClickListener!= null){ holder.dianji.setOnClickListener( new View.OnClickListener() { @Override public void onClick(View v) { mOnItemClickListener.onClick(position); } }); holder.dianji.setOnLongClickListener( new View.OnLongClickListener() { @Override public boolean onLongClick(View v) { mOnItemClickListener.onLongClick(position); return false; } }); } String pc = mList.get(position); String pc2=mList2.get(position); holder.text1.setText(pc); holder.text2.setText(pc2); return view; } static class ViewHolder { public TextView text1; public TextView text2; public LinearLayout dianji; } @Override public Filter getFilter() { if (mFilter == null) { mFilter = new ArrayFilter(); } return mFilter; } private class ArrayFilter extends Filter { @Override protected FilterResults performFiltering(CharSequence prefix) { FilterResults results = new FilterResults(); if (mUnfilteredData == null) { mUnfilteredData = new ArrayList<String>(mList); } if (prefix == null || prefix.length() == 0) { ArrayList<String> list = mUnfilteredData; results.values = list; results.count = list.size(); } else { String prefixString = prefix.toString().toLowerCase(); ArrayList<String> unfilteredValues = mUnfilteredData; int count = unfilteredValues.size(); ArrayList<String> newValues = new ArrayList<String>(count); for (int i = 0; i < count; i++) { String pc = unfilteredValues.get(i); if (pc != null) { if (pc != null && pc.startsWith(prefixString)) { newValues.add(pc); } else if (pc != null && pc.startsWith(prefixString)) { newValues.add(pc); } } } results.values = newValues; results.count = newValues.size(); } return results; } @Override protected void publishResults(CharSequence constraint, FilterResults results) { mList = (List<String>) results.values; if (results.count > 0) { notifyDataSetChanged(); } else { notifyDataSetInvalidated(); } } } }
item佈局:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:orientation="vertical" android:id="@+id/dianji" android:layout_height="wrap_content"> <LinearLayout android:layout_width="match_parent" android:orientation="horizontal" android:gravity="center_vertical" android:padding="10dp" android:layout_height="wrap_content"> <ImageView android:layout_width="wrap_content" android:src="@mipmap/icon_dingwei" android:layout_height="wrap_content" /> <LinearLayout android:layout_width="match_parent" android:paddingLeft="10dp" android:orientation="vertical" android:layout_height="wrap_content"> <TextView android:id="@+id/name" android:layout_width="match_parent" android:text="name" android:textSize="15sp" android:textColor="#000" android:layout_height="wrap_content" /> <TextView android:id="@+id/address" android:layout_width="match_parent" android:text="address" android:layout_height="wrap_content" /> </LinearLayout> </LinearLayout> <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#f2f2f2"/> </LinearLayout>
MainActivity佈局:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout 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" android:orientation="vertical" tools:context=".MainActivity"> <AutoCompleteTextView android:id="@+id/editaddress" android:layout_width="match_parent" android:background="@null" android:completionThreshold="2" android:hint="請輸入地址" android:padding="15dp" android:layout_height="wrap_content" /> <RelativeLayout android:layout_width="match_parent" android:layout_height="220dp"> <com.baidu.mapapi.map.MapView android:id="@+id/mapview" android:layout_width="match_parent" android:layout_height="match_parent"> </com.baidu.mapapi.map.MapView> <ImageView android:layout_width="wrap_content" android:layout_height="40dp" android:layout_centerInParent="true" android:paddingBottom="20dp" android:src="@mipmap/dingwei2" /> <ImageView android:id="@+id/sa_location" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:layout_alignParentRight="true" android:layout_margin="10dp" android:src="@mipmap/icon_location" /> </RelativeLayout> <TextView android:id="@+id/jieguo" android:layout_width="match_parent" android:text="輸入位置附近的位置" android:padding="15dp" android:layout_height="match_parent" /> </LinearLayout>
MainActivity裡面的程式碼:
package com.example.administrator.baidumap1;
import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.MultiAutoCompleteTextView;
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.map.BaiduMap;
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.MyLocationData;
import com.baidu.mapapi.map.Text;
import com.baidu.mapapi.model.LatLng;
import com.baidu.mapapi.search.sug.OnGetSuggestionResultListener;
import com.baidu.mapapi.search.sug.SuggestionResult;
import com.baidu.mapapi.search.sug.SuggestionSearch;
import com.baidu.mapapi.search.sug.SuggestionSearchOption;
import com.linsh.utilseverywhere.ToastUtils;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
private MapView mMapView;
private BaiduMap mBaiduMap;
private ImageView mSaLocation;
private LocationClient mLocationClient;
private LatLng latLng;
private boolean isFirstLoc = true;//是否是首次定位
public BDLocationListener myListener = new MyLocationListener();
private MyLocationData locData;
private double mLatitude;
private double mLongitude;
private TextView mJieguo;
private AutoCompleteTextView mEditAddress;
private List<String> stringlist = new ArrayList<>();
private List<String> stringlist2 = new ArrayList<>();
private SuggestionSearch mSuggestionSearch;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
setInit();
initMap();
}
public void setInit() {
mMapView = findViewById(R.id.mapview);
mBaiduMap = mMapView.getMap();
mSuggestionSearch = SuggestionSearch.newInstance();
mSuggestionSearch.setOnGetSuggestionResultListener(listener);
mMapView.showZoomControls(false);
mSaLocation = findViewById(R.id.sa_location);
mSaLocation.setOnClickListener(this);
mEditAddress = findViewById(R.id.editaddress);
mJieguo = findViewById(R.id.jieguo);
}
/**
* 監聽輸入框的輸入
*/
public void setEdit(final String city) {
//點選就自動提示
mEditAddress.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mEditAddress.showDropDown();
}
});
mEditAddress.addTextChangedListener(new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
}
@Override
public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
mSuggestionSearch.requestSuggestion((new SuggestionSearchOption())
.keyword(mEditAddress.getText().toString())
.city(city));
}
@Override
public void afterTextChanged(Editable editable) {
}
});
}
OnGetSuggestionResultListener listener = new OnGetSuggestionResultListener() {
public void onGetSuggestionResult(SuggestionResult res) {
if (res == null || res.getAllSuggestions() == null) {//未找到相關結果
return;
} else {//獲取線上建議檢索結果
List<SuggestionResult.SuggestionInfo> resl = res.getAllSuggestions();
stringlist.clear();
stringlist2.clear();
for (int i = 0; i < resl.size(); i++) {
stringlist.add(resl.get(i).key);
stringlist2.add(resl.get(i).city+resl.get(i).district+resl.get(i).key);
latLng = resl.get(i).pt;
}
mJieguo.setText("" + resl);
AutoEditTextAdapter adapter = new AutoEditTextAdapter(stringlist,stringlist2, MainActivity.this);
mEditAddress.setAdapter(adapter);
adapter.setOnItemClickListener(new AutoEditTextAdapter.OnItemClickListener() {
@Override
public void onClick(int position) {
Toast.makeText(MainActivity.this,""+position,Toast.LENGTH_SHORT).show();
mEditAddress.setText(stringlist.get(position));
mEditAddress.dismissDropDown();
}
@Override
public void onLongClick(int position) {
}
});
}
}
};
/**
* 定位
*/
private void initMap() {
mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL);//預設顯示普通地圖
mBaiduMap.setMyLocationEnabled(true);// 開啟定點陣圖層
mLocationClient = new LocationClient(getApplicationContext()); //宣告LocationClient類
initLocation();//配置定位SDK引數
mLocationClient.registerLocationListener(myListener); //註冊監聽函式
mLocationClient.start();//開啟定位
mLocationClient.requestLocation();//圖片點選事件,回到定位點
}
/**
* 配置定位SDK引數
*/
private void initLocation() {
LocationClientOption option = new LocationClientOption();
option.setCoorType("bd09ll");//可選,coorType - 取值有3個: 返回國測局經緯度座標系:gcj02 返回百度墨卡託座標系 :bd09 返回百度經緯度座標系 :bd09ll
Log.e("獲取地址資訊設定", option.getAddrType());//獲取地址資訊設定
option.setIsNeedAddress(true);//可選,設定是否需要地址資訊,預設不需要
option.setOpenGps(true); // 是否開啟gps進行定位
option.setLocationNotify(true);//可選,預設false,設定是否當GPS有效時按照1S/1次頻率輸出GPS結果
option.setScanSpan(1000);//可選,設定的掃描間隔,單位是毫秒,設定發起定位請求的間隔需要大於等於1000ms才是有效的
Log.e("獲取設定的Prod欄位值", option.getProdName());
option.setLocationMode(LocationClientOption.LocationMode.Hight_Accuracy);//可選,預設高精度,設定定位模式,高精度,低功耗,僅裝置
option.setNeedDeviceDirect(true);//在網路定位時,是否需要裝置方向- true:需要 ; false:不需要。預設為false
option.SetIgnoreCacheException(false);//可選,預設false,設定是否收集CRASH資訊,預設收集
option.setIgnoreKillProcess(false);//可選,預設true,定位SDK內部是一個SERVICE,並放到了獨立程序,設定是否在stop的時候殺死這個程序,預設不殺死
option.setIsNeedLocationDescribe(true);//可選,預設false,設定是否需要位置語義化結果,可以在BDLocation
// .getLocationDescribe裡得到,結果類似於“在北京天安門附近”
option.setIsNeedLocationPoiList(true);//可選,預設false,設定是否需要POI結果,可以在BDLocation.getPoiList裡得到
option.setEnableSimulateGps(false);//可選,預設false,設定是否需要過濾GPS模擬結果,預設需要
mLocationClient.setLocOption(option);
}
@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.sa_location:
//把定位點再次顯現出來
MapStatusUpdate mapStatusUpdate = MapStatusUpdateFactory.newLatLng(latLng);
mBaiduMap.animateMapStatus(mapStatusUpdate);
break;
}
}
//實現BDLocationListener介面,BDLocationListener為結果監聽介面,非同步獲取定位結果
public class MyLocationListener implements BDLocationListener {
@Override
public void onReceiveLocation(final BDLocation location) {
latLng = new LatLng(location.getLatitude(), location.getLongitude());
// 構造定位資料
mLatitude = location.getLatitude();
mLongitude = location.getLongitude();
locData = new MyLocationData.Builder()
.accuracy(location.getRadius())
.direction(100)// 此處設定開發者獲取到的方向資訊,順時針0-360
.latitude(mLatitude)
.longitude(mLongitude).build();
mBaiduMap.setMyLocationData(locData);// 設定定位資料
setEdit(location.getCity());
if (isFirstLoc) {
isFirstLoc = false;
LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude());
MapStatus.Builder builder = new MapStatus.Builder();
builder.target(latLng).zoom(18.0f);
mBaiduMap.animateMapStatus(MapStatusUpdateFactory.newMapStatus(builder.build()));
if (location.getLocType() == BDLocation.TypeGpsLocation) {// GPS定位結果
Toast.makeText(MainActivity.this, location.getAddrStr(), Toast.LENGTH_SHORT).show();
} else if (location.getLocType() == BDLocation.TypeNetWorkLocation) {// 網路定位結果
Toast.makeText(MainActivity.this, location.getAddrStr(), Toast.LENGTH_SHORT).show();
} else if (location.getLocType() == BDLocation.TypeOffLineLocation) {// 離線定位結果
Toast.makeText(MainActivity.this, location.getAddrStr(), Toast.LENGTH_SHORT).show();
} else if (location.getLocType() == BDLocation.TypeServerError) {//伺服器錯誤
Toast.makeText(MainActivity.this, "伺服器錯誤,請檢查", Toast.LENGTH_SHORT).show();
} else if (location.getLocType() == BDLocation.TypeNetWorkException) {//網路錯誤
Toast.makeText(MainActivity.this, "網路錯誤,請檢查", Toast.LENGTH_SHORT).show();
} else if (location.getLocType() == BDLocation.TypeCriteriaException) {//手機模式錯誤
Toast.makeText(MainActivity.this, "手機模式錯誤,請檢查是否飛行", Toast.LENGTH_SHORT).show();
}
}
}
}
@Override
protected void onStart() {
super.onStart();
}
@Override
protected void onStop() {
super.onStop();
}
@Override
protected void onResume() {
super.onResume();
mMapView.onResume();
}
@Override
protected void onPause() {
super.onPause();
mMapView.onPause();
}
@Override
protected void onDestroy() {
super.onDestroy();
mMapView.onDestroy();
}
}
下載地址:https://download.csdn.net/download/lanrenxiaowen/10746774