以下工具皆可使用
工具一：

import lombok.Data;/*** @author: YXY* @date: 2021/7/16 12:04* @Version 1.0* 定位的幾個(gè)基本信息*/@Data public class LocateInfo {/*** 經(jīng)度*/private double longitude;/*** 維度*/private double Latitude;/*** 是否在中國(guó)*/private boolean isChina; } /*** @author: YXY* @date: 2021/7/16 12:05* @Version 1.0** WGS-84：是國(guó)際標(biāo)準(zhǔn)，GPS坐標(biāo)（Google Earth使用、或者GPS模塊）* GCJ-02：中國(guó)坐標(biāo)偏移標(biāo)準(zhǔn)，Google Map、高德、騰訊使用* BD-09：百度坐標(biāo)偏移標(biāo)準(zhǔn)，Baidu Map使用**/ public class GCJ02_WGS84Utils {public static double pi = 3.1415926535897932384626;//圓周率public static double a = 6378245.0;//克拉索夫斯基橢球參數(shù)長(zhǎng)半軸apublic static double ee = 0.00669342162296594323;//克拉索夫斯基橢球參數(shù)第一偏心率平方//從GPS轉(zhuǎn)高德public static LocateInfo wgs84_To_Gcj02(double lat, double lon) {LocateInfo info = new LocateInfo();if (isOutOfChina(lat, lon)) {info.setChina(false);info.setLatitude(lat);info.setLongitude(lon);}else {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;info.setChina(true);info.setLatitude(mgLat);info.setLongitude(mgLon);}return info;}//從高德轉(zhuǎn)到GPSpublic static LocateInfo gcj02_To_Wgs84(double lat, double lon) {LocateInfo info = new LocateInfo();LocateInfo gps = transform(lat, lon);double lontitude = lon * 2 - gps.getLongitude();double latitude = lat * 2 - gps.getLatitude();info.setChina(gps.isChina());info.setLatitude(latitude);info.setLongitude(lontitude);return info;}// 判斷坐標(biāo)是否在國(guó)外private static boolean isOutOfChina(double lat, double lon) {if (lon < 72.004 || lon > 137.8347)return true;if (lat < 0.8293 || lat > 55.8271)return true;return false;}//轉(zhuǎn)換private static LocateInfo transform(double lat, double lon) {LocateInfo info = new LocateInfo();if (isOutOfChina(lat, lon)) {info.setChina(false);info.setLatitude(lat);info.setLongitude(lon);return info;}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;info.setChina(true);info.setLatitude(mgLat);info.setLongitude(mgLon);return info;}//轉(zhuǎn)換緯度所需private 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;}//轉(zhuǎn)換經(jīng)度所需private 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;}}

工具二：

/*** @author: YXY* @date: 2021/7/16 14:03* @Version 1.0* WGS-84：是國(guó)際標(biāo)準(zhǔn)，GPS坐標(biāo)（Google Earth使用、或者GPS模塊）* GCJ-02：中國(guó)坐標(biāo)偏移標(biāo)準(zhǔn)，Google Map、高德、騰訊使用* BD-09：百度坐標(biāo)偏移標(biāo)準(zhǔn)，Baidu Map使用*/ public class GPSUtil {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};}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 to 火星坐標(biāo)系 (GCJ-02) World Geodetic System ==> Mars Geodetic System** @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};}/*** * 火星坐標(biāo)系 (GCJ-02) to 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};}/*** 火星坐標(biāo)系 (GCJ-02) 與百度坐標(biāo)系 (BD-09) 的轉(zhuǎn)換算法 將 GCJ-02 坐標(biāo)轉(zhuǎn)換成 BD-09 坐標(biāo)** @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;}/*** * 火星坐標(biāo)系 (GCJ-02) 與百度坐標(biāo)系 (BD-09) 的轉(zhuǎn)換算法 * * 將 BD-09 坐標(biāo)轉(zhuǎn)換成GCJ-02 坐標(biāo) * * @param* bd_lat * @param bd_lon * @return*/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;}/**將gps84轉(zhuǎn)為bd09* @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;}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]);//保留小數(shù)點(diǎn)后六位gps84[0] = retain6(gps84[0]);gps84[1] = retain6(gps84[1]);return gps84;}/**保留小數(shù)點(diǎn)后六位* @param num* @return*/private static double retain6(double num){String result = String .format("%.6f", num);return Double.valueOf(result);}public static void main(String[] args) {double[] doubles = GPSUtil.gps84_To_Gcj02(35.890099, 111.413362);System.out.println(doubles[0]);//緯度System.out.println(doubles[1]);//經(jīng)度} }

工具三：
高德API官方提供的接口：https://lbs.amap.com/api/webservice/guide/api/convert/

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