--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# ------------------------------------------------------------------------
+# File Name: gps.py
+# Author: Zhao Yanbai
+# 2018-11-01 22:13:59 Thursday CST
+# Description: none
+# ------------------------------------------------------------------------
+
+#line = '$GNRMC,135019.000,A,3032.7184,N,10401.4127,E,1.20,51.76,011118,,,A*42'
+
+#from math import sin, cos, sqrt, fabs, atan2
+import math
+from math import pi
+
+a = 6378245.0;
+ee = 0.00669342162296594323;
+
+
+class Storage(dict) :
+ def __getattr__(self, key) :
+ try :
+ return self[key]
+ except KeyError, k:
+ raise AttributeError, k
+
+ def __setattr__(self, key, value) :
+ self[key] = value
+
+ def __delattr__(self, key) :
+ try :
+ del self[key]
+ except KeyError, k:
+ raise AttributeError, k
+
+ def __repr__(self) :
+ return '<Storage ' + dict.__repr__(self) + '>'
+
+class GPS(Storage) :
+ def __init__(self, lng = 0.0, lat = 0.0) :
+ self.lng = lng
+ self.lat = lat
+
+gps_data = []
+
+def CalculateDegree(d, m) :
+ d = float(d) + float(m) / 60.0
+ return d
+ return str(d)
+
+
+def CalculateGPSDegree(line) :
+ fields = line.split(',')
+ if len(fields) != 13 :
+ return None
+
+ flag, latitude, ulat, longitude, ulon = fields[2], fields[3], fields[4], fields[5], fields[6]
+
+ #print(line)
+
+ if flag == 'N' or flag == 'V' :
+ return None
+ # s = ''
+ # s = s + ulat + '' + CalculateDegree(latitude[0:2], latitude[2:]) + '\t'
+ # s = s + ulon + '' + CalculateDegree(longitude[0:3], longitude[3:])+ '\n'
+ # s = "{{Long:{0},Lat:{1}}},".format(CalculateDegree(longitude[0:3], longitude[3:]), CalculateDegree(latitude[0:2], latitude[2:]))
+ # return s
+
+ gps = GPS()
+ gps.lng = CalculateDegree(longitude[0:3], longitude[3:])
+ gps.lat = CalculateDegree(latitude[0:2], latitude[2:])
+ gps_data.append(gps)
+
+def transformLng(x, y) :
+ ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * math.sqrt(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;
+
+def transformLat(x, y) :
+ ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * math.sqrt(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;
+
+def wgs82_to_gcj02(lng, lat) :
+ dLat = transformLat(lng - 105.0, lat - 35.0)
+ dLng = transformLng(lng - 105.0, lat - 35.0)
+ radLat = lat / 180.0 * pi
+ magic = math.sin(radLat)
+ magic = 1 - ee * magic * magic
+ sqrtMagic = math.sqrt(magic)
+
+ dLng = (dLng * 180.0) / (a / sqrtMagic * math.cos(radLat) * pi)
+ dLat = (dLat * 180.0) / ((a * (1 -ee)) / (magic * sqrtMagic) * pi)
+
+ gcjLng = lng + dLng
+ gcjLat = lat + dLat
+
+ x = GPS(gcjLng, gcjLat)
+ #print(lng, lat)
+ #print(x.lng, x.lat)
+ return x
+
+def gcj02_to_bd09(lng, lat) :
+ x = lng
+ y = lat
+ z = math.sqrt(x * x + y * y) + 0.00002 * math.sin(y * pi);
+ theta = math.atan2(y, x) + 0.000003 * math.cos(x * pi);
+ bdLng = z * math.cos(theta) + 0.0065;
+ bdLat = z * math.sin(theta) + 0.006;
+ x = GPS(bdLng, bdLat);
+ return x
+
+def bd09_to_gcj02(lng, lat) :
+ x = lng - 0.0065
+ y = lat - 0.006;
+ z = math.sqrt(x * x + y * y) - 0.00002 * math.sin(y * pi);
+ theta = math.atan2(y, x) - 0.000003 * math.cos(x * pi);
+ gcjLng = z * math.cos(theta);
+ gcjLat = z * math.sin(theta);
+
+ x = GPS(gcjLng, gcjLat)
+ return x
+
+def out_of_china(lng, lat) :
+ if lng < 72.004 or lng > 137.8347 :
+ return True
+ if lat < 0.8293 or lat > 55.8271 :
+ return True
+
+ return False
+
+def transform(lng, lat) :
+ if (out_of_china(lng, lat)) :
+ return GPS(lng, lat)
+
+ dLng = transformLng(lng - 105.0, lat - 35.0);
+ dLat = transformLat(lng - 105.0, lat - 35.0);
+ radLat = lat / 180.0 * pi;
+ magic = math.sin(radLat);
+ magic = 1 - ee * magic * magic;
+ sqrtMagic = math.sqrt(magic);
+ dLng = (dLng * 180.0) / (a / sqrtMagic * math.cos(radLat) * pi);
+ dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi);
+ mgLng = lng + dLng;
+ mgLat = lat + dLat;
+ return GPS(mgLng, mgLat);
+
+def gcj02_to_wgs84(lng, lat) :
+ gps = transform(lng, lat);
+ wgsLng = lng * 2 - gps.lng;
+ wgsLat = lat * 2 - gps.lat;
+ x = GPS(wgsLng, wgsLat);
+ return x
+
+
+if __name__ == '__main__':
+ fd = open('./gps.1.txt')
+ lines = fd.readlines()
+ fd.close()
+
+ for line in lines :
+ CalculateGPSDegree(line)
+
+ for d in gps_data:
+ #print('-'*80)
+ print("{{Long:{0},Lat:{1}}},".format(d.lng, d.lat))
+ g = wgs82_to_gcj02(d.lng, d.lat)
+ #print("{{Long:{0},Lat:{1}}},".format(g.lng, g.lat))
+ b = gcj02_to_bd09(g.lng, g.lat)
+ print("{{Long:{0},Lat:{1}}},".format(b.lng, b.lat))
+ #print('-'*80)
+ #print(wgs82_to_gcj02(d.lng, d.lat))
+ pass
+
+
+ a1 = bd09_to_gcj02(104.040711667,30.5491566667)
+ a2 = gcj02_to_wgs84(a1.lng, a1.lat)
+ print(a2)
