/// <summary>
/// 获取指定位置城市经纬度
/// </summary>
/// <param name="samelocation"></param>
/// <param name="errortimes">0</param>
/// <returns></returns>
public static SameLocation GetCityLatLng(SameLocation samelocation)
{
if (samelocation.Location != ":")
{
string[] locationgroup = samelocation.Location.Split(',');
string location = samelocation.Location;
for (int i = locationgroup.Length - 1; i >= 0; i--)
{
string city = SelectCity(location, 0);
if (city != null)
{
samelocation.Location = city;
samelocation = GetLatLng(samelocation, 0);
break;
}
if (i > 0)
{
location = location.Remove(location.Length - locationgroup[i].Length - 1);
}
}
}
else
{
samelocation.Lat = null;
}
return(samelocation);
}
/// <summary>
/// 获取指定位置经纬度
/// </summary>
/// <param name="samelocation"></param>
/// <param name="errortimes">0</param>
/// <returns></returns>
public static SameLocation GetLatLng(SameLocation samelocation, int errortimes)
{
try
{
Prolongation.JHWebClient client = new Prolongation.JHWebClient();
System.Threading.Thread.Sleep(100);
string locationinfo = client.DownloadString("http://maps.google.com/maps/api/geocode/json?sensor=false&address=" + samelocation.Location);
if (locationinfo.IndexOf("\"location\"") != -1)
{
string LatLng = new Regex("\"location\":{(.*?)},").Matches(locationinfo.Replace(" ", "").Replace("\n", ""))[0].Groups[1].ToString();
string Lat = LatLng.Split(',')[0].Replace("\"lat\":", "");
string Lng = LatLng.Split(',')[1].Replace("\"lng\":", "");
samelocation.Lat = Lat;
samelocation.Lng = Lng;
}
else
{
if (errortimes < 3)
{
samelocation = GetLatLng(samelocation, errortimes + 1);
}
else
{
samelocation.Lat = "DataError";
}
}
}
catch (Exception)
{
if (errortimes < 3)
{
samelocation = GetLatLng(samelocation, errortimes + 1);
}
else
{
samelocation.Lat = "NetworkError";
}
}
return(samelocation);
}
/// <summary>
/// 获取坐标城市经纬度
/// </summary>
/// <param name="samelocation"></param>
/// <param name="errortimes">0</param>
/// <returns></returns>
public static SameLocation GetLatLngCityLatLng(SameLocation samelocation)
{
if (samelocation.Location != ",")
{
string location = samelocation.Location;
string city = SelectLatLngCity(location, 0);
if (city != null)
{
samelocation.Location = city;
samelocation = GetLatLng(samelocation, 0);
}
else
{
samelocation.Lat = null;
}
}
else
{
samelocation.Lat = null;
}
return(samelocation);
}
