wx.getLocation({type: "wgs84", //wgs84success: res => {var lat = res.latitude;var lng = res.longitude;console.log(lat + "||latitude");console.log(lng + "||longitude");// wgs84转百度坐标系var ssws = that.wgs84togcj02(lng, lat);ssws = that.gcj02tobd09(ssws[0], ssws[1]);//解决定位偏移var ssssss1 = ssws[1] - 0.00016;var ssssss2 = ssws[0] - 0.00016;that.setData({ latitude: ssssss1.toFixed(6), longitude: ssssss2.toFixed(6) });that.setData({jd: ssssss2.toFixed(6),wd: ssssss1.toFixed(6),});},
});
// wgs84转百度坐标系;
const that = {//地图定位精确方法/*** WGS84转GCj02* @param lng* @param lat* @returns {*[]}*/wgs84togcj02: function (lng, lat) {var that = this;var x_PI = (3.14159265358979324 * 3000.0) / 180.0;var PI = 3.1415926535897932384626;var a = 6378245.0;var ee = 0.00669342162296594323;if (that.out_of_china(lng, lat)) {return [lng, lat];} else {var dlat = that.transformlat(lng - 105.0, lat - 35.0);var dlng = that.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];}},/*** 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 {*[]}*/gcj02tobd09: function (lng, lat) {var that = this;var x_PI = (3.14159265358979324 * 3000.0) / 180.0;var PI = 3.1415926535897932384626;var a = 6378245.0;var ee = 0.00669342162296594323;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];},transformlat: function (lng, lat) {var x_PI = (3.14159265358979324 * 3000.0) / 180.0;var PI = 3.1415926535897932384626;var a = 6378245.0;var ee = 0.00669342162296594323;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;},transformlng: function (lng, lat) {var x_PI = (3.14159265358979324 * 3000.0) / 180.0;var PI = 3.1415926535897932384626;var a = 6378245.0;var ee = 0.00669342162296594323;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}*/out_of_china: function (lng, lat) {return lng < 72.004 || lng > 137.8347 || lat < 0.8293 || lat > 55.8271 || false;},
};

export function wxWorkOPenLocation(obj, callBack) {let { address, name, longitude, latitude } = obj;//微信小程序腾讯地图坐标和百度地图坐标偏差纠正的解决方案//将 BD-09 坐标转换成  GCJ-02坐标let x_pi = (3.14159265358979324 * 3000.0) / 180.0;let x = Number(longitude) - 0.0065;let y = Number(latitude) - 0.006;let z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi);let wz = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi);let lon = z * Math.cos(wz);let lat = z * Math.sin(wz);longitude = lon;latitude = lat;// console.log(longitude, latitude);const getLocation = () => {wx.openLocation({type: "gcj02", //  type: 'wgs84 | gcj02' ,longitude,latitude,name,address,scale: 15,success: res => {callBack(true);},cancel: function () {callBack(false);authorizeLocationFn();},fail: () => {callBack(false);},});};wxConfig(getLocation);
}