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地图坐标转换

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daiyongfei
2025-07-26 16:33:28 +08:00
parent 5657c73867
commit 730e9c0bb7
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78
fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/utils/c/map/GetAddressFromLatUtil.java Normal file
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package com.fuyuanshen.equipment.utils.c.map;
import com.alibaba.fastjson2.JSONObject;
import lombok.Data;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.URL;
/**
* @author: 默苍璃
* @date: 2025-07-2615:59
*/
@Data
public class GetAddressFromLatUtil {
private final static Logger logger = LoggerFactory.getLogger(GetAddressFromLatUtil.class);
public static void main(String[] args) {
double[] doubles = LngLonUtil.gps84_To_Gcj02(22.557395054991183, 113.98008942433216);
System.out.println(doubles[0]);
System.out.println(doubles[1]);
// lat 31.2990170 纬度 39.909 116.40,39.92 113.39039,23.131798 113.97556991,22.67075292
// log 121.3466440 经度 116.39742 113.9751543,22.5603342
String add = GetAddressFromLatUtil.getAdd("113.98008942433216", "22.557395054991183");
logger.info(add);
// System.out.println(System.currentTimeMillis());
}
/**
* 根据经纬度获取省市区
*
* @param log
* @param lat
* @return
*/
public static String getAdd(String log, String lat) {
// lat 小 log 大
// 注意key是在高德/百度开放平台申请的key,高德地图具体获得key的步骤请查看网址:https://developer.amap.com/api/webservice/guide/create-project/get-key
// 百度地图开放平台的网址：https://lbsyun.baidu.com/index.php 在该平台注册即可
String key = "84a12a692ae378effdf741e16d584cd3";
// 地理编码 ： 详细中文地址转为经纬度信息 请求地址： https://restapi.amap.com/v3/geocode/geo?parameters
// 地理逆编码：经纬度信息转中文地址信息 请求地址：https://restapi.amap.com/v3/geocode/regeo?parameters
// 第一个是高德的逆地理编码 第二个是百度的逆地理编码 均为get请求
String urlString = "https://restapi.amap.com/v3/geocode/regeo?location=" + log + "," + lat + "&extensions=base&batch=false&roadlevel=0&key=" + key;
// String urlString = "https://api.map.baidu.com/reverse_geocoding/v3/?ak="+key+"&output=json&coordtype=wgs84ll&location="+lat+","+log;
String res = "";
try {
URL url = new URL(urlString);
java.net.HttpURLConnection conn = (java.net.HttpURLConnection) url.openConnection();
conn.setDoOutput(true);
conn.setRequestMethod("POST");
java.io.BufferedReader in = new java.io.BufferedReader(new java.io.InputStreamReader(conn.getInputStream(), "UTF-8"));
String line;
while ((line = in.readLine()) != null) {
res += line + "\n";
}
in.close();
// 解析结果
JSONObject jsonObject = JSONObject.parseObject(res);
logger.info(jsonObject.toJSONString());
// 这个是高德的
JSONObject jsonObject1 = jsonObject.getJSONObject("regeocode");
// 这个是百度的
// JSONObject jsonObject1 = jsonObject.getJSONObject("result");
res = jsonObject1.getString("formatted_address");
} catch (Exception e) {
logger.error("获取地址信息异常{}", e.getMessage());
return null;
}
System.out.println("通过API获取到具体位置:" + res);
return res;
}
}

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fys-modules/fys-equipment/src/main/java/com/fuyuanshen/equipment/utils/c/map/LngLonUtil.java Normal file
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package com.fuyuanshen.equipment.utils.c.map;
/**
* @author: 默苍璃
* @date: 2025-07-2616:25
*/
public class LngLonUtil {
public static double pi = 3.1415926535897932384626;
public static double x_pi = 3.14159265358979324 * 3000.0 / 180.0;
public static double a = 6378245.0;
public static double ee = 0.00669342162296594323;
public static double transformLat(double x, double y) {
double ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * Math.sqrt(Math.abs(x));
ret += (20.0 * Math.sin(6.0 * x * pi) + 20.0 * Math.sin(2.0 * x * pi)) * 2.0 / 3.0;
ret += (20.0 * Math.sin(y * pi) + 40.0 * Math.sin(y / 3.0 * pi)) * 2.0 / 3.0;
ret += (160.0 * Math.sin(y / 12.0 * pi) + 320 * Math.sin(y * pi / 30.0)) * 2.0 / 3.0;
return ret;
}
public static double transformLon(double x, double y) {
double ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * Math.sqrt(Math.abs(x));
ret += (20.0 * Math.sin(6.0 * x * pi) + 20.0 * Math.sin(2.0 * x * pi)) * 2.0 / 3.0;
ret += (20.0 * Math.sin(x * pi) + 40.0 * Math.sin(x / 3.0 * pi)) * 2.0 / 3.0;
ret += (150.0 * Math.sin(x / 12.0 * pi) + 300.0 * Math.sin(x / 30.0 * pi)) * 2.0 / 3.0;
return ret;
}
public static double[] transform(double lat, double lon) {
if (outOfChina(lat, lon)) {
return new double[]{lat, lon};
}
double dLat = transformLat(lon - 105.0, lat - 35.0);
double dLon = transformLon(lon - 105.0, lat - 35.0);
double radLat = lat / 180.0 * pi;
double magic = Math.sin(radLat);
magic = 1 - ee * magic * magic;
double sqrtMagic = Math.sqrt(magic);
dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi);
dLon = (dLon * 180.0) / (a / sqrtMagic * Math.cos(radLat) * pi);
double mgLat = lat + dLat;
double mgLon = lon + dLon;
return new double[]{mgLat, mgLon};
}
/**
* 判断是否在中国
*
* @param lat
* @param lon
* @return
*/
public static boolean outOfChina(double lat, double lon) {
if (lon < 72.004 || lon > 137.8347)
return true;
if (lat < 0.8293 || lat > 55.8271)
return true;
return false;
}
/**
* 84 ==》 高德
*
* @param lat
* @param lon
* @return
*/
public static double[] gps84_To_Gcj02(double lat, double lon) {
if (outOfChina(lat, lon)) {
return new double[]{lat, lon};
}
double dLat = transformLat(lon - 105.0, lat - 35.0);
double dLon = transformLon(lon - 105.0, lat - 35.0);
double radLat = lat / 180.0 * pi;
double magic = Math.sin(radLat);
magic = 1 - ee * magic * magic;
double sqrtMagic = Math.sqrt(magic);
dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi);
dLon = (dLon * 180.0) / (a / sqrtMagic * Math.cos(radLat) * pi);
double mgLat = lat + dLat;
double mgLon = lon + dLon;
return new double[]{mgLat, mgLon};
}
/**
* 高德 ==》 84
*
* @param lon * @param lat * @return
*/
public static double[] gcj02_To_Gps84(double lat, double lon) {
double[] gps = transform(lat, lon);
double lontitude = lon * 2 - gps[1];
double latitude = lat * 2 - gps[0];
return new double[]{latitude, lontitude};
}
/**
* 高德 == 》 百度
*
* @param lat
* @param lon
*/
public static double[] gcj02_To_Bd09(double lat, double lon) {
double x = lon, y = lat;
double z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * x_pi);
double theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * x_pi);
double tempLon = z * Math.cos(theta) + 0.0065;
double tempLat = z * Math.sin(theta) + 0.006;
double[] gps = {tempLat, tempLon};
return gps;
}
/**
* 百度 == 》 高德
*
* @param lat
* @param lon
*/
public static double[] bd09_To_Gcj02(double lat, double lon) {
double x = lon - 0.0065, y = lat - 0.006;
double z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi);
double theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi);
double tempLon = z * Math.cos(theta);
double tempLat = z * Math.sin(theta);
double[] gps = {tempLat, tempLon};
return gps;
}
/**
* 84 == 》 百度
*
* @param lat
* @param lon
* @return
*/
public static double[] gps84_To_bd09(double lat, double lon) {
double[] gcj02 = gps84_To_Gcj02(lat, lon);
double[] bd09 = gcj02_To_Bd09(gcj02[0], gcj02[1]);
return bd09;
}
/**
* 百度 == 》 84
*
* @param lat
* @param lon
* @return
*/
public static double[] bd09_To_gps84(double lat, double lon) {
double[] gcj02 = bd09_To_Gcj02(lat, lon);
double[] gps84 = gcj02_To_Gps84(gcj02[0], gcj02[1]);
// 保留小数点后六位
gps84[0] = retain6(gps84[0]);
gps84[1] = retain6(gps84[1]);
return gps84;
}
/*
* 保留小数点后六位
* @param num
* @return
*/
private static double retain6(double num) {
String result = String.format("%.6f", num);
return Double.valueOf(result);
}
}