Android引路蜂地图开发示例:地址反编码
地址反编码是通过经纬度查询对应的地名,下面示例是查询经纬度为118.777802, 32.061699对应的地名,结果为”中国江苏省南京市鼓楼区渊声巷41号”。
[java]
package com.pstreets.gisengine.demo;
import com.mapdigit.gis.DigitalMap;
import com.mapdigit.gis.MapPoint;
import com.mapdigit.gis.geometry.GeoLatLng;
import com.mapdigit.gis.service.IReverseGeocodingListener;
import com.mapdigit.gis.service.IpAddressLocation;
import com.pstreets.gisengine.R;
import com.pstreets.gisengine.SharedMapInstance;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
public class MapReverseGeocoding extends Activity implements
IReverseGeocodingListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
@Override
public void onStart() {
super.onStart();
GeoLatLng center = new GeoLatLng(32.0616667, 118.7777778);
SharedMapInstance.map.setCenter(center, 15,
com.mapdigit.gis.raster.MapType.MICROSOFTCHINA);
SharedMapInstance.map.setReverseGeocodingListener(this);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.mapgeocoding_menu, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle item selection
switch (item.getItemId()) {
case R.id.findaddress:
SharedMapInstance.map.getReverseLocations("32.061699,118.777802");
return true;
default:
return super.onOptionsItemSelected(item);
}
}
www.zzzyk.com
@Override
public void done(String arg0, MapPoint[] result) {
if (result != null) {
SharedMapInstance.map.panTo(result[0].getPoint());
}
}
@Override
public void readProgress(int bytes, int total) {
}
}
package com.pstreets.gisengine.demo;
import com.mapdigit.gis.DigitalMap;
import com.mapdigit.gis.MapPoint;
import com.mapdigit.gis.geometry.GeoLatLng;
import com.mapdigit.gis.service.IReverseGeocodingListener;
import com.mapdigit.gis.service.IpAddressLocation;
import com.pstreets.gisengine.R;
import com.pstreets.gisengine.SharedMapInstance;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
public class MapReverseGeocoding extends Activity implements
IReverseGeocodingListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
@Override
public void onStart() {
super.onStart();
GeoLatLng center = new GeoLatLng(32.0616667, 118.7777778);
SharedMapInstance.map.setCenter(center, 15,
com.mapdigit.gis.raster.MapType.MICROSOFTCHINA);
SharedMapInstance.map.setReverseGeocodingListener(this);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.mapgeocoding_menu, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle item selection
switch (item.getItemId()) {
case R.id.findaddress:
SharedMapInstance.map.getReverseLocations("32.061699,118.777802");
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void done(String arg0, MapPoint[] result) {
if (result != null) {
SharedMapInstance.map.panTo(result[0].getPoint());
}
}
@Override
public void readProgress(int bytes, int total) {
}
}
注意使用字符串经纬度格式时,纬度在前,经度在后,如果反了,则返回的地名或能为空或都跑到外国去了。结果也是一个数组,一般到第一个结果,后面结果是更大的区域或是距离相对较远的地名。
作者:mapdigit
补充:移动开发 , Android ,