ecshop网站价格/重庆森林经典台词梁朝伟

话不多说直接上代码，已验证过。

地图坐标系转换

#include <stdio.h>
#include <math.h>/*pi: 圆周率。a: 卫星椭球坐标投影到平面地图坐标系的投影因子。ee: 椭球的偏心率。x_pi: 圆周率转换量。
*/double pi = 3.14159265358979324;		
double a = 6378245.0;
double ee = 0.00669342162296594323;
double x_pi = 3.14159265358979324 * 3000.0 / 180.0;int wgs2bd(double lat, double lon, double* pLat, double* pLon); // WGS84=>BD09 地球坐标系=>百度坐标系 
int gcj2bd(double lat, double lon, double* pLat, double* pLon);	// GCJ02=>BD09 火星坐标系=>百度坐标系 
int bd2gcj(double lat, double lon, double* pLat, double* pLon);	// BD09=>GCJ02 百度坐标系=>火星坐标系 
int wgs2gcj(double lat, double lon, double* pLat, double* pLon);// WGS84=>GCJ02 地球坐标系=>火星坐标系
int gcj2wgs(double lat, double lon, double* pLat, double* pLon);// GCJ02=>WGS84 火星坐标系=>地球坐标系(粗略)
int bd2wgs(double lat, double lon, double* pLat, double* pLon);	// BD09=>WGS84 百度坐标系=>地球坐标系(粗略)
int gcj2wgs_Exactly(double lat, double lon, double* wgs_Lat, double* wgs_lon);// GCJ02=>WGS84 火星坐标系=>地球坐标系（精确）
int bd2wgs_Exactly(double lat, double lon, double* pLat, double* pLon);// BD09=>WGS84 百度坐标系=>地球坐标系(精确)
double *OffSet(double lat, double lon);	// 偏移量
double transformLat(double x, double y);// 纬度偏移量
double transformLon(double x, double y);// 经度偏移量
int outOfChina(double lat, double lon);// WGS84=>BD09 地球坐标系=>百度坐标系 
int wgs2bd(double lat, double lon, double* pLat, double* pLon) {double lat_ = 0.0, lon_ = 0.0;wgs2gcj(lat, lon, &lat_, &lon_);gcj2bd(lat_, lon_,  pLat, pLon);return 0;
}// GCJ02=>BD09 火星坐标系=>百度坐标系  
int gcj2bd(double lat, double lon, double* pLat, double* pLon) {double x = lon, y = lat;double z = sqrt(x * x + y * y) + 0.00002 * sin(y * x_pi);double theta = atan2(y, x) + 0.000003 * cos(x * x_pi);*pLon = z * cos(theta) + 0.0065;*pLat = z * sin(theta) + 0.006;return 0;
}// BD09=>GCJ02 百度坐标系=>火星坐标系 
int bd2gcj(double lat, double lon, double* pLat, double* pLon) {double x = lon - 0.0065, y = lat - 0.006;double z = sqrt(x * x + y * y) - 0.00002 * sin(y * x_pi);double theta = atan2(y, x) - 0.000003 * cos(x * x_pi);*pLon = z * cos(theta);*pLat = z * sin(theta);return 0;
}// WGS84=>GCJ02 地球坐标系=>火星坐标系
int wgs2gcj(double lat, double lon, double* pLat, double* pLon) {if (outOfChina(lat,lon)){*pLat = lat;*pLon = lon;return 0;}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 = sin(radLat);magic = 1 - ee * magic * magic;double sqrtMagic = sqrt(magic);dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi);dLon = (dLon * 180.0) / (a / sqrtMagic * cos(radLat) * pi);*pLat = lat + dLat;*pLon = lon + dLon;return 0;
}// GCJ02=>WGS84 火星坐标系=>地球坐标系(粗略)
int gcj2wgs(double lat, double lon, double* pLat, double* pLon) {if (outOfChina(lat,lon)){*pLat = lat;*pLon = lon;return 0;}double *offset;offset = OffSet(lat,lon);*pLat = lat - offset[0];*pLon = lon - offset[1];return 0;
}// GCJ02=>WGS84 火星坐标系=>地球坐标系（精确）
int gcj2wgs_Exactly(double gcjlat, double gcjlon, double* wgs_Lat, double* wgs_lon) {if (outOfChina(gcjlat,gcjlon)){*wgs_Lat = gcjlat;*wgs_lon = gcjlon;return 0;}double initDelta = 0.01;double threshold = 0.000000001;double dLat = initDelta, dLon = initDelta;double mLat = gcjlat - dLat, mLon = gcjlon - dLon;double pLat = gcjlat + dLat, pLon = gcjlon + dLon;double wgsLat = 0.0, wgslon = 0.0, i = 0.0 ,newgcjlat = 0.0,newgcjlon = 0.0;while (true) {wgsLat = (mLat + pLat) / 2;wgslon = (mLon + pLon) / 2;		wgs2gcj(wgsLat,wgslon,&newgcjlat,&newgcjlon);dLon = newgcjlon - gcjlon;dLat = newgcjlat - gcjlat;if ((fabs(dLat) < threshold) && (fabs(dLon) < threshold))break;if (dLat > 0)pLat = wgsLat;elsemLat = wgsLat;if (dLon > 0)pLon = wgslon;elsemLon = wgslon;if (++i > 10000)break;}*wgs_Lat = wgsLat;*wgs_lon = wgslon;return 0;
}// BD09=>WGS84 百度坐标系=>地球坐标系(粗略)
int bd2wgs(double lat, double lon, double* pLat, double* pLon) {double lat_ = 0.0, lon_ = 0.0;bd2gcj(lat, lon, &lat_, &lon_);gcj2wgs(lat_, lon_,  pLat, pLon);return 0;
}// BD09=>WGS84 百度坐标系=>地球坐标系(精确)
int bd2wgs_Exactly(double lat, double lon, double* pLat, double* pLon) {double lat_ = 0.0, lon_ = 0.0;bd2gcj(lat, lon, &lat_, &lon_);gcj2wgs_Exactly(lat_, lon_,  pLat, pLon);return 0;
}// 偏移量
double *OffSet(double lat, double lon) {double Latlon[2] = {0.0,0.0};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 = sin(radLat);magic = 1 - ee * magic * magic;double sqrtMagic = sqrt(magic);dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi);dLon = (dLon * 180.0) / (a / sqrtMagic * cos(radLat) * pi);Latlon[0] = dLat;Latlon[1] = dLon;return Latlon;}// 纬度偏移量
double transformLat(double x, double y) {double ret = 0.0;ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * sqrt(fabs(x));ret += (20.0 * sin(6.0 * x * pi) + 20.0 * sin(2.0 * x * pi)) * 2.0 / 3.0;ret += (20.0 * sin(y * pi) + 40.0 * sin(y / 3.0 * pi)) * 2.0 / 3.0;ret += (160.0 * sin(y / 12.0 * pi) + 320 * sin(y * pi  / 30.0)) * 2.0 / 3.0;return ret;
}// 经度偏移量
double transformLon(double x, double y) {double ret = 0.0;ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * sqrt(fabs(x));ret += (20.0 * sin(6.0 * x * pi) + 20.0 * sin(2.0 * x * pi)) * 2.0 / 3.0;ret += (20.0 * sin(x * pi) + 40.0 * sin(x / 3.0 * pi)) * 2.0 / 3.0;ret += (150.0 * sin(x / 12.0 * pi) + 300.0 * sin(x / 30.0 * pi)) * 2.0 / 3.0;return ret;
}/*** Description: 中国境外返回true,境内返回false* @param lon 	经度* @param lat	纬度* @return*/
int 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;
}//WGS84坐标 	120.1067916,30.3430350
//GCJ02坐标 	120.111599,30.340772
//BD09坐标	 	120.118000,30.347094
int main()
{#if 0	//WGS84转其他测试 double	lat=30.3430350;double	lon=120.1067916;double	newlat,newlon;printf("WGS84:	lat=%lf,lon=%lf	转\r\n",lat,lon);//WGS84坐标转GCJ02坐标 if(wgs2gcj(lat,lon,&newlat,&newlon)==0)printf("GCJ02:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); printf("WGS84:	lat=%lf,lon=%lf	转\r\n",lat,lon);//WGS84坐标转BD09坐标if(wgs2bd(lat,lon,&newlat,&newlon)==0)printf("BD09:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); 
#endif#if 0	//GCJ02转其他测试 double	lat=30.340772;double	lon=120.111599;double	newlat,newlon;printf("GCJ02:	lat=%lf,lon=%lf	转\r\n",lat,lon);//GCJ02坐标转BD09坐标 if(gcj2bd(lat,lon,&newlat,&newlon)==0)printf("BD09:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); printf("GCJ02:	lat=%lf,lon=%lf	转(粗略)\r\n",lat,lon);//GCJ02坐标转WGS84坐标 ,粗略 if(gcj2wgs(lat,lon,&newlat,&newlon)==0)printf("WGS84:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); printf("GCJ02:	lat=%lf,lon=%lf	转(精确)\r\n",lat,lon);//GCJ02坐标转WGS84坐标 ,精确  if(gcj2wgs_Exactly(lat,lon,&newlat,&newlon)==0)printf("WGS84:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); 	
#endif#if 0	//BD09转其他测试 double	lat=30.347094;double	lon=120.118000;double	newlat,newlon;printf("BD09:	lat=%lf,lon=%lf	转\r\n",lat,lon);//BD09坐标转GCJ02坐标 if(bd2gcj(lat,lon,&newlat,&newlon)==0)printf("GCJ02:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); printf("BD09:	lat=%lf,lon=%lf	转(粗略)\r\n",lat,lon);//BD09坐标转WGS84坐标 ,粗略 if(bd2wgs(lat,lon,&newlat,&newlon)==0)printf("WGS84:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); printf("BD09:	lat=%lf,lon=%lf	转(精确)\r\n",lat,lon);//BD09坐标转WGS84坐标 ,精确 if(bd2wgs_Exactly(lat,lon,&newlat,&newlon)==0)printf("WGS84:	lat=%lf,lon=%lf\r\n",newlat,newlon);printf("-------------------------------------------\r\n"); 	
#endif	#if 0	//GNGGA等格式转度格式	double gpslng = 12006.4096;double gpslat = 3020.5845;double resultlng = 0;double resultlat = 0;resultlng = (int)(gpslng/100) + (gpslng/100.0 - (int)(gpslng/100)) *100.0 / 60.0;resultlat = (int)(gpslat/100) + (gpslat/100.0 - (int)(gpslat/100)) *100.0 / 60.0;printf("lng = %lf,lat = %lf\n",resultlng,resultlat);		
#endif		return 0;}