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增加地图坐标转换工具

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wanggeng 2021-12-31 10:38:37 +08:00
parent 243a67f17e
commit bcde6ad5fa
3 changed files with 331 additions and 1 deletions
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174
basic-util/src/main/java/ink/wgink/util/LatLngTransformUtil.java Normal file
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package ink.wgink.util;
/**
* @ClassName: LatLngTransformUtil
* @Description: 经纬度转换
* @Author: wanggeng
* @Date: 2021/12/30 2:14 PM
* @Version: 1.0
*/
public class LatLngTransformUtil {
public static double pi = 3.1415926535897932384626;
public static double x_pi = 3.14159265358979324 * 3000.0 / 180.0;
// 长半轴
public static double a = 6378245.0;
// 离心率
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("%.16f", num);
return Double.valueOf(result);
}
}

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module-map/src/main/resources/static/super-map/js/coordtransform.js Normal file
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/**
* Created by Wandergis on 2015/7/8.
* 提供了百度坐标（BD09）、国测局坐标（火星坐标，GCJ02）、和WGS84坐标系之间的转换
*/
// UMD魔法代码
// if the module has no dependencies, the above pattern can be simplified to
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define([], factory);
} else if (typeof module === 'object' && module.exports) {
// Node. Does not work with strict CommonJS, but
// only CommonJS-like environments that support module.exports,
// like Node.
module.exports = factory();
} else {
// Browser globals (root is window)
root.coordtransform = factory();
}
}(this, function () {
// 定义一些常量
var x_PI = 3.14159265358979324 * 3000.0 / 180.0;
var PI = 3.1415926535897932384626;
var a = 6378245.0;
var ee = 0.00669342162296594323;
/**
* 百度坐标系 (BD-09) 与 火星坐标系 (GCJ-02)的转换 即 百度 转 谷歌、高德
*
* @param bd_lon
* @param bd_lat
* @returns {*[]}
*/
var bd09togcj02 = function bd09togcj02(bd_lon, bd_lat) {
var bd_lon = +bd_lon;
var bd_lat = +bd_lat;
var x = bd_lon - 0.0065;
var y = bd_lat - 0.006;
var z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_PI);
var theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_PI);
var gg_lng = z * Math.cos(theta);
var gg_lat = z * Math.sin(theta);
return [gg_lng, gg_lat]
};
/**
* 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换 即谷歌、高德 转 百度
*
* @param lng
* @param lat
* @returns {*[]}
*/
var gcj02tobd09 = function gcj02tobd09(lng, lat) {
var lat = +lat;
var lng = +lng;
var z = Math.sqrt(lng * lng + lat * lat) + 0.00002 * Math.sin(lat * x_PI);
var theta = Math.atan2(lat, lng) + 0.000003 * Math.cos(lng * x_PI);
var bd_lng = z * Math.cos(theta) + 0.0065;
var bd_lat = z * Math.sin(theta) + 0.006;
return [bd_lng, bd_lat]
};
/**
* WGS84转GCj02
*
* @param lng
* @param lat
* @returns {*[]}
*/
var wgs84togcj02 = function wgs84togcj02(lng, lat) {
var lat = +lat;
var lng = +lng;
if (out_of_china(lng, lat)) {
return [lng, lat]
} else {
var dlat = transformlat(lng - 105.0, lat - 35.0);
var dlng = transformlng(lng - 105.0, lat - 35.0);
var radlat = lat / 180.0 * PI;
var magic = Math.sin(radlat);
magic = 1 - ee * magic * magic;
var sqrtmagic = Math.sqrt(magic);
dlat = (dlat * 180.0) / ((a * (1 - ee)) / (magic * sqrtmagic) * PI);
dlng = (dlng * 180.0) / (a / sqrtmagic * Math.cos(radlat) * PI);
var mglat = lat + dlat;
var mglng = lng + dlng;
return [mglng, mglat]
}
};
/**
* GCJ02 转换为 WGS84
*
* @param lng
* @param lat
* @returns {*[]}
*/
var gcj02towgs84 = function gcj02towgs84(lng, lat) {
var lat = +lat;
var lng = +lng;
if (out_of_china(lng, lat)) {
return [lng, lat]
} else {
var dlat = transformlat(lng - 105.0, lat - 35.0);
var dlng = transformlng(lng - 105.0, lat - 35.0);
var radlat = lat / 180.0 * PI;
var magic = Math.sin(radlat);
magic = 1 - ee * magic * magic;
var sqrtmagic = Math.sqrt(magic);
dlat = (dlat * 180.0) / ((a * (1 - ee)) / (magic * sqrtmagic) * PI);
dlng = (dlng * 180.0) / (a / sqrtmagic * Math.cos(radlat) * PI);
var mglat = lat + dlat;
var mglng = lng + dlng;
return [lng * 2 - mglng, lat * 2 - mglat]
}
};
var transformlat = function transformlat(lng, lat) {
var lat = +lat;
var lng = +lng;
var ret = -100.0 + 2.0 * lng + 3.0 * lat + 0.2 * lat * lat + 0.1 * lng * lat + 0.2 * Math.sqrt(Math.abs(lng));
ret += (20.0 * Math.sin(6.0 * lng * PI) + 20.0 * Math.sin(2.0 * lng * PI)) * 2.0 / 3.0;
ret += (20.0 * Math.sin(lat * PI) + 40.0 * Math.sin(lat / 3.0 * PI)) * 2.0 / 3.0;
ret += (160.0 * Math.sin(lat / 12.0 * PI) + 320 * Math.sin(lat * PI / 30.0)) * 2.0 / 3.0;
return ret
};
var transformlng = function transformlng(lng, lat) {
var lat = +lat;
var lng = +lng;
var ret = 300.0 + lng + 2.0 * lat + 0.1 * lng * lng + 0.1 * lng * lat + 0.1 * Math.sqrt(Math.abs(lng));
ret += (20.0 * Math.sin(6.0 * lng * PI) + 20.0 * Math.sin(2.0 * lng * PI)) * 2.0 / 3.0;
ret += (20.0 * Math.sin(lng * PI) + 40.0 * Math.sin(lng / 3.0 * PI)) * 2.0 / 3.0;
ret += (150.0 * Math.sin(lng / 12.0 * PI) + 300.0 * Math.sin(lng / 30.0 * PI)) * 2.0 / 3.0;
return ret
};
/**
* 判断是否在国内，不在国内则不做偏移
*
* @param lng
* @param lat
* @returns {boolean}
*/
var out_of_china = function out_of_china(lng, lat) {
var lat = +lat;
var lng = +lng;
// 纬度3.86~53.55,经度73.66~135.05
return !(lng > 73.66 && lng < 135.05 && lat > 3.86 && lat < 53.55);
};
return {
bd09togcj02: bd09togcj02,
gcj02tobd09: gcj02tobd09,
wgs84togcj02: wgs84togcj02,
gcj02towgs84: gcj02towgs84
}
}));

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module-map/src/main/resources/static/super-map/js/super-map-1.0.0.min.js vendored
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function SuperMap(mapContainerId, mapBox, options) {
this.mapBox = mapBox;
this.map = L.map(mapContainerId, {
crs: options.crs ? options.crs : L.CRS.EPSG3857,
crs: options.crs ? options.crs : L.CRS.EPSG4326,
center: options.center ? options.center : {lat: 0, lon: 0},
maxZoom: options.maxZoom ? options.maxZoom : 18,
zoom: options.zoom ? options.zoom : 6,