///// <summary>
///// 转换为度分秒
///// </summary>
///// <param name="sender"></param>
///// <param name="e"></param>
//private void ConversionDuFenMiao()
//{
// if (radLngLat.SelectedIndex == 0)
// {
// FormatLongitudeToCelsiusMinuteSecondHanzi(double.Parse(txtInput.Text.Trim()));
// }
// else
// {
// FormatLatitudeToCelsiusMinuteSecondHanzi(double.Parse(txtInput.Text.Trim()));
// }
//}
///// <summary>
///// 转换为°′″
///// </summary>
///// <param name="sender"></param>
///// <param name="e"></param>
//private void SignConversionDuFenMiao()
//{
// if (radLngLat.SelectedIndex == 0)
// {
// FormatLongitudeToCelsiusMinuteSecond(double.Parse(txtInput.Text.Trim()));
// }
// else
// {
// FormatLatitudeToCelsiusMinuteSecond(double.Parse(txtInput.Text.Trim()));
// }
//}
/// <summary>
/// 转换经度为°′″
/// </summary>
/// <param name="longitude"></param>
/// <returns></returns>
private string FormatLongitudeToCelsiusMinuteSecond(double longitude)
{
double jd = longitude;
var tipJD = string.Empty;
if (jd >= 0) //东经E
{
tipJD = "E";
}
else
{
tipJD = "W";
jd = 0 - jd;
}
int Celsius_JD, Minute_JD, Second_JD;
string strCelsius_JD, strMinute_JD, strSecond_JD;
Celsius_JD = (int)Math.Floor(jd);
if (Celsius_JD < 10) //只有一位，补两个0
{
strCelsius_JD = "00" + Celsius_JD;
}
else if (Celsius_JD < 100) //只有两位，补一个0
{
strCelsius_JD = "0" + Celsius_JD;
}
else
{
strCelsius_JD = Celsius_JD.ToString();
}
strCelsius_JD += "°";
Minute_JD = (int)Math.Floor((jd - Celsius_JD) * 60);
if (Minute_JD < 10) //只有一位，补一个0
{
strMinute_JD = "0" + Minute_JD;
}
else
{
strMinute_JD = Minute_JD.ToString();
}
strMinute_JD += "′";
//decimal sum = Convert.ToDecimal((jd - Celsius_JD) * 60);
Second_JD = (int)Math.Floor((Convert.ToDecimal((jd - Celsius_JD) * 60) - Minute_JD) * 60);
if (Second_JD < 10)
{
strSecond_JD = "0" + Second_JD;
}
else
{
strSecond_JD = Second_JD.ToString();
}
strSecond_JD += "″";
var strDMSJD = string.Format("{0}{1}{2}{3}", strCelsius_JD, strMinute_JD, Second_JD, tipJD);
return(strDMSJD);
}
///// <summary>
///// 转换为度分
///// </summary>
///// <param name="sender"></param>
///// <param name="e"></param>
//private void ConversionDuFen()
//{
// if (radLngLat.SelectedIndex == 0)
// {
// FormatLongitudeToCelsiusMinuteHanzi(double.Parse(txtInput.Text.Trim()));
// }
// else
// {
// FormatLatitudeToCelsiusMinuteHanzi(double.Parse(txtInput.Text.Trim()));
// }
//}
///// <summary>
///// 转换为°′
///// </summary>
///// <param name="sender"></param>
///// <param name="e"></param>
//private void SignConversionDuFen()
//{
// if (radLngLat.SelectedIndex == 0)
// {
// FormatLongitudeToCelsiusMinute(double.Parse(txtInput.Text.Trim()));
// }
// else
// {
// FormatLatitudeToCelsiusMinute(double.Parse(txtInput.Text.Trim()));
// }
//}
/// <summary>
/// 转换经度为°′格式
/// </summary>
/// <param name="longitude"></param>
/// <returns></returns>
public string FormatLongitudeToCelsiusMinute(double longitude)
{
var jd = longitude;
var tipJD = string.Empty;
if (jd >= 0) //东经E
{
tipJD = "E";
}
else
{
tipJD = "W";
jd = 0 - jd;
}
int Celsius_JD, Minute_JD;
string strCelsius_JD, strMinute_JD;
Celsius_JD = (int)Math.Floor(jd);
if (Celsius_JD < 10) //只有一位，补两个0
{
strCelsius_JD = "00" + Celsius_JD;
}
else if (Celsius_JD < 100) //只有两位，补一个0
{
strCelsius_JD = "0" + Celsius_JD;
}
else
{
strCelsius_JD = Celsius_JD.ToString();
}
strCelsius_JD += "°";
Minute_JD = (int)Math.Floor((jd - Celsius_JD) * 60);
if (Minute_JD < 10) //只有一位，补一个0
{
strMinute_JD = "0" + Minute_JD;
}
else
{
strMinute_JD = Minute_JD.ToString();
}
strMinute_JD += "′";
var strDMSJD = string.Format("{0}{1}{2}", strCelsius_JD, strMinute_JD, tipJD);
return(strDMSJD);
}
/// <summary>
/// 转换经度为度格式
/// </summary>
/// <param name="longitude"></param>
/// <returns></returns>
public string FormatLongitudeToCelsiusHanzi(double longitude)
{
var jd = longitude;
var tipJD = string.Empty;
if (jd >= 0) //东经E
{
tipJD = "E";
}
else
{
tipJD = "W";
jd = 0 - jd;
}
int Celsius_JD, Minute_JD;
string strCelsius_JD, strMinute_JD;
var strDMSJD = "";
Celsius_JD = (int)Math.Floor(jd);
if (Celsius_JD < 10) //只有一位，补两个0
{
strCelsius_JD = "00" + Celsius_JD;
}
else if (Celsius_JD < 100) //只有两位，补一个0
{
strCelsius_JD = "0" + Celsius_JD;
}
else
{
strCelsius_JD = Celsius_JD.ToString();
}
if ((jd - Celsius_JD) == 0)
{
strCelsius_JD += "度";
strDMSJD = string.Format("{0}{1}", strCelsius_JD, tipJD);
}
else
{
Minute_JD = (int)Math.Floor((jd - Celsius_JD) * 60);
if (Minute_JD < 10) //只有一位，补一个0
{
strMinute_JD = "0" + Minute_JD;
strDMSJD = string.Format("{0}{1}{2}", strCelsius_JD + ".", strMinute_JD + "度", tipJD);
}
else
{
if (Minute_JD >= 60)
{
Celsius_JD++;
if (Celsius_JD < 10) //只有一位，补两个0
{
strCelsius_JD = "00" + Celsius_JD;
}
else if (Celsius_JD < 100) //只有两位，补一个0
{
strCelsius_JD = "0" + Celsius_JD;
}
else
{
strCelsius_JD = Celsius_JD.ToString();
}
strDMSJD = string.Format("{0}{1}{2}", strCelsius_JD + ".", (Minute_JD - 60) + "度", tipJD);
}
else
{
strMinute_JD = Minute_JD.ToString();
strDMSJD = string.Format("{0}{1}{2}", strCelsius_JD + ".", strMinute_JD + "度", tipJD);
}
}
}
return(strDMSJD);
}