-(CLLocationCoordinate2D)transformFromBDToGCJ:(CLLocationCoordinate2D)wgsLoc
{
CLLocationCoordinate2D adjustLoc;
double x = wgsLoc.longitude - 0.0065;
double y = wgsLoc.latitude - 0.006;
double z = sqrt(x * x + y * y) - 0.00002 * sin(y * pi);
double thez = atan2(y, x) - 0.000003 * cos(x * pi);
adjustLoc.longitude = z * cos(thez);
adjustLoc.latitude = z * sin(thez);
return adjustLoc;
}