@isvend/coord-transform - npm Package Compare versions

Comparing version 0.0.5 to 0.0.8

dist/index.js

@@ -1,5 +0,8 @@
-var x_PI = (3.14159265358979324 * 3000.0) / 180.0;
-var PI = 3.1415926535897932384626;
-var a = 6378245.0;
-var ee = 0.00669342162296594323;
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.outOfChina = exports.transformWGS84ToBD09 = exports.transformBD09ToWGS84 = exports.transformGCJ02ToWGS84 = exports.transformWGS84ToGCJ02 = exports.transformBD09ToGCJ02 = void 0;
+const x_PI = (3.14159265358979324 * 3000.0) / 180.0;
+const PI = 3.1415926535897932384626;
+const a = 6378245.0;
+const ee = 0.00669342162296594323;
 /**
@@ -12,11 +15,12 @@ * 百度坐标系 (BD-09) 与 火星坐标系 (GCJ-02)的转换
  */
-export var transformBD09ToGCJ02 = function (bd_lon, 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);
+const transformBD09ToGCJ02 = (bd_lon, bd_lat) => {
+    let x = bd_lon - 0.0065;
+    let y = bd_lat - 0.006;
+    let z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_PI);
+    let theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_PI);
+    let gg_lng = z * Math.cos(theta);
+    let gg_lat = z * Math.sin(theta);
     return [gg_lng, gg_lat];
 };
+exports.transformBD09ToGCJ02 = transformBD09ToGCJ02;
 /**
@@ -29,7 +33,7 @@ * 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换
  */
-var transformGCJ02ToBD09 = function (lng, lat) {
-    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;
+let transformGCJ02ToBD09 = (lng, lat) => {
+    let z = Math.sqrt(lng * lng + lat * lat) + 0.00002 * Math.sin(lat * x_PI);
+    let theta = Math.atan2(lat, lng) + 0.000003 * Math.cos(lng * x_PI);
+    let bd_lng = z * Math.cos(theta) + 0.0065;
+    let bd_lat = z * Math.sin(theta) + 0.006;
     return [bd_lng, bd_lat];
@@ -43,20 +47,21 @@ };
  */
-export var transformWGS84ToGCJ02 = function (lng, lat) {
-    if (outOfChina(lng, lat)) {
+const transformWGS84ToGCJ02 = (lng, lat) => {
+    if ((0, exports.outOfChina)(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);
+        let dLat = _transformLat(lng - 105.0, lat - 35.0);
+        let dLng = _transformLng(lng - 105.0, lat - 35.0);
+        let radLat = (lat / 180.0) * PI;
+        let magic = Math.sin(radLat);
         magic = 1 - ee * magic * magic;
-        var sqrtMagic = Math.sqrt(magic);
+        let 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;
+        let mgLat = lat + dLat;
+        let mgLng = lng + dLng;
         return [mgLng, mgLat];
     }
 };
+exports.transformWGS84ToGCJ02 = transformWGS84ToGCJ02;
 /**
@@ -68,20 +73,21 @@ * GCJ02 转换为 WGS84
  */
-export var transformGCJ02ToWGS84 = function (lng, lat) {
-    if (outOfChina(lng, lat)) {
+const transformGCJ02ToWGS84 = (lng, lat) => {
+    if ((0, exports.outOfChina)(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);
+        let dLat = _transformLat(lng - 105.0, lat - 35.0);
+        let dLng = _transformLng(lng - 105.0, lat - 35.0);
+        let radLat = (lat / 180.0) * PI;
+        let magic = Math.sin(radLat);
         magic = 1 - ee * magic * magic;
-        var sqrtMagic = Math.sqrt(magic);
+        let 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;
+        let mgLat = lat + dLat;
+        let mgLng = lng + dLng;
         return [lng * 2 - mgLng, lat * 2 - mgLat];
     }
 };
+exports.transformGCJ02ToWGS84 = transformGCJ02ToWGS84;
 /**
@@ -94,6 +100,7 @@ * 百度坐标BD09 转 WGS84
  */
-export var transformBD09ToWGS84 = function (lng, lat) {
-    var lngLat = transformBD09ToGCJ02(lng, lat);
-    return transformGCJ02ToWGS84(lngLat[0], lngLat[1]);
+const transformBD09ToWGS84 = (lng, lat) => {
+    let lngLat = (0, exports.transformBD09ToGCJ02)(lng, lat);
+    return (0, exports.transformGCJ02ToWGS84)(lngLat[0], lngLat[1]);
 };
+exports.transformBD09ToWGS84 = transformBD09ToWGS84;
 /**
@@ -106,8 +113,9 @@ * WGS84 转 百度坐标BD09
  */
-export var transformWGS84ToBD09 = function (lng, lat) {
-    var lngLat = transformWGS84ToGCJ02(lng, lat);
+const transformWGS84ToBD09 = (lng, lat) => {
+    let lngLat = (0, exports.transformWGS84ToGCJ02)(lng, lat);
     return transformGCJ02ToBD09(lngLat[0], lngLat[1]);
 };
-var _transformLat = function (lng, lat) {
-    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));
+exports.transformWGS84ToBD09 = transformWGS84ToBD09;
+const _transformLat = (lng, lat) => {
+    let 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;
@@ -118,4 +126,4 @@ ret += ((20.0 * Math.sin(lat * PI) + 40.0 * Math.sin((lat / 3.0) * PI)) * 2.0) / 3.0;
 };
-var _transformLng = function (lng, lat) {
-    var ret = 300.0 + lng + 2.0 * lat + 0.1 * lng * lng + 0.1 * lng * lat + 0.1 * Math.sqrt(Math.abs(lng));
+const _transformLng = (lng, lat) => {
+    let 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;
@@ -132,5 +140,5 @@ ret += ((20.0 * Math.sin(lng * PI) + 40.0 * Math.sin((lng / 3.0) * PI)) * 2.0) / 3.0;
  */
-export var outOfChina = function (lng, lat) {
+const outOfChina = (lng, lat) => {
     return lng < 72.004 || lng > 137.8347 || lat < 0.8293 || lat > 55.8271 || false;
 };
-//# sourceMappingURL=index.js.map
+exports.outOfChina = outOfChina;

package.json

 {
   "name": "@isvend/coord-transform",
-  "version": "0.0.5",
+  "version": "0.0.8",
   "description": "百度坐标系 (BD-09) 、 火星坐标系 (GCJ-02)、WSG84坐标系互转",
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "main": "./dist/index.js",
+  "types": "./dist/index.d.ts",
   "scripts": {
-    "build": "tsc",
-    "release": "np"
+    "build": "tsc"
   },
@@ -16,9 +15,4 @@ "keywords": ["coord-transform", "coord", "transform", "baidu", "gaode", "bd09", "gcj02", "wgs84"],
   "devDependencies": {
-    "typescript": "^5.1.6",
-    "np": "*"
-  },
-  "np": {
-		"yarn": false,
-		"contents": "dist"
-	}
+    "typescript": "^5.1.6"
+  }
 }

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Total package byte prevSize

12974

increased by3.52%

Dev dependency count

1

decreased by-50%

Lines of code

181

increased by5.23%

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