public string ToString(string format, IFormatProvider formatProvider)
{
if (format == null || format == "")
{
return(ToString());
}
if (char.IsNumber(format, format.Length - 1))
{
string lastChar = format.Substring(format.Length - 1, 1);
switch (format.Substring(0, format.Length - 1))
{
case "D":
return(String.Format(formatProvider, "{0}{1}°", (IsPositive ? '+' : '-'), AbsDegrees.ToString("F" + lastChar, formatProvider)));
case "DM":
return(String.Format(formatProvider, "{0}{1}°{2}\'", (IsPositive ? '+' : '-'),
Hour, DecimalMinutes.ToString("F" + lastChar, formatProvider)));
case "DMS":
return(String.Format(formatProvider, "{0}{1}°{2}\'{3}\"", (IsPositive ? '+' : '-'),
Hour, Minute, Seconds.ToString("F" + lastChar, formatProvider)));
case "M":
return(String.Format(formatProvider, "{0}\'", TotalMinutes.ToString("F" + lastChar, formatProvider)));
case "MS":
return(String.Format(formatProvider, "{0}\'{1}\"", Minute, Seconds.ToString("F" + lastChar, formatProvider)));
case "S":
return(String.Format(formatProvider, "{0}\"", totalSeconds.ToString("F" + lastChar, formatProvider)));
default:
throw new FormatException("Format Exception of Angle.ToString(): " + format);
}
}
else
{
if (format == "DMs")
{
return(String.Format(formatProvider, "{0}{1:D2}°{2:D2}\'{3,2:F0}\"", IsPositive ? '+' : '-', Hour, Minute, Seconds));
}
else
{
return(ToString(format + "2", formatProvider));
}
}
}
/// <summary>
/// フォーマットに基づいて文字列を生成する
/// </summary>
/// <param name="format">
/// フォーマット
/// %h 時
/// %m 分
/// %s 秒
/// %d 日
/// %w 週の文字（例：Mon）
/// %S 秒の通算
/// %M 分の通算
/// %H 時の通算
/// %D 日の通算
/// %DI 日の通算（整数部のみ）
/// </param>
/// <returns></returns>
//
public string ToString(string format)
{
format = format.Replace("%h", Hour.ToString("00"));
format = format.Replace("%m", Minute.ToString("00"));
format = format.Replace("%s", Second.ToString("00"));
format = format.Replace("%d", Day.ToString());
var day = Day;
if (day < 0)
{
day = (day % DateTimeEx._dayStrings.Length) + 7;
}
format = format.Replace("%w", DateTimeEx._dayStrings[day % DateTimeEx._dayStrings.Length]);
format = format.Replace("%H", TotalHours.ToString());
format = format.Replace("%S", TotalSeconds.ToString());
format = format.Replace("%M", TotalMinutes.ToString());
format = format.Replace("%DI", ((int)TotalDays).ToString()); // 日を整数化（切り捨て）
format = format.Replace("%D", TotalDays.ToString());
return(format);
}