/// <summary>
/// 時間封包解碼(解碼時間)
/// </summary>
/// <param name="buffer">ZBuffer類別</param>
/// <returns>返回值: DateTime結構</returns>
internal static DateTime GetDateTime(PacketBuffer buffer)
{
int iHour = ((buffer[1] == 35) ? 0 : 12);
buffer.Position += 4;
ushort TimeByte = (ushort)((buffer[0] << 8) + buffer[1]);
iHour += BitConvert.GetValue(TimeByte, 12, 4);
iHour = (iHour < 0 || iHour > 23) ? 0 : iHour;
int iMinute = BitConvert.GetValue(TimeByte, 6, 6);
iMinute = (iMinute < 0 || iMinute > 59) ? 0 : iMinute;
int iSecond = BitConvert.GetValue(TimeByte, 0, 6);
iSecond = (iSecond < 0 || iSecond > 59) ? 0 : iSecond;
buffer.Position += 2;
TimeByte = (ushort)((buffer[0] << 8) + buffer[1]);
int iYear = BitConvert.GetValue(TimeByte, 9, 7) + 1990;
int iMonth = BitConvert.GetValue(TimeByte, 5, 4);
int iDay = BitConvert.GetValue(TimeByte, 0, 5);
iMonth = (iMonth < 1) ? 1 : (iMonth > 12) ? 12 : iMonth;
int iMaxDay = DateTime.DaysInMonth(iYear, iMonth);
iDay = (iDay < 1) ? 1 : (iDay > iMaxDay) ? iMaxDay : iDay;
buffer.Position += 2;
return(new DateTime(iYear, iMonth, iDay, iHour, iMinute, iSecond));
}
/// <summary>
/// 股票即時資訊時間解碼
/// </summary>
/// <param name="buffer">ZBuffer類別</param>
/// <returns>返回值: DateTime結構</returns>
internal static DateTime GetTime(PacketBuffer buffer)
{
int hh = 0, mm = 0, ss = 0;
ushort TimeByte = (ushort)((buffer[0] << 8) + buffer[1]);
hh = (BitConvert.GetValue(TimeByte, 12, 3) + 9);
hh = (hh < 0 || hh > 23) ? 0 : hh;
mm = BitConvert.GetValue(TimeByte, 6, 6);
mm = (mm < 0 || mm > 59) ? 0 : mm;
ss = BitConvert.GetValue(TimeByte, 0, 6);
ss = (ss < 0 || ss > 59) ? 0 : ss;
buffer.Position += 2;
return(__cToday.AddSeconds(hh * 3600 + mm * 60 + ss));
}
/// <summary>
/// 時間封包解碼(解碼交易日期)
/// </summary>
/// <param name="buffer">ZBuffer類別</param>
/// <returns>返回值: DateTime結構</returns>
internal static DateTime GetDate(PacketBuffer buffer)
{
ushort TimeByte = (ushort)((buffer[0] << 8) + buffer[1]);
int iYear = BitConvert.GetValue(TimeByte, 9, 7) + 1990;
int iMonth = BitConvert.GetValue(TimeByte, 5, 4);
int iDay = BitConvert.GetValue(TimeByte, 0, 5);
buffer.Position += 2;
iMonth = (iMonth < 1) ? 1 : (iMonth > 12) ? 12 : iMonth;
int iMaxDay = DateTime.DaysInMonth(iYear, iMonth);
iDay = (iDay < 1) ? 1 : (iDay > iMaxDay) ? iMaxDay : iDay;
return(new DateTime(iYear, iMonth, iDay));
}
/// <summary>
/// 股票即時資訊時間解碼(解碼時間 00:00:00 ~ 23:59:59)
/// </summary>
/// <param name="buffer">ZBuffer類別</param>
/// <returns>返回值: DateTime結構</returns>
internal static DateTime GetSpecial(PacketBuffer buffer)
{
int hh = 0, mm = 0, ss = 0;
int TimeByte = (buffer[0] << 16) + (buffer[1] << 8) + buffer[2];
hh = BitConvert.GetValue(TimeByte, 19, 5);
hh = (hh < 0 || hh > 23) ? 0 : hh;
hh = (hh < 15) ? 24 + hh : hh;
mm = BitConvert.GetValue(TimeByte, 13, 6);
mm = (mm < 0 || mm > 59) ? 0 : mm;
ss = BitConvert.GetValue(TimeByte, 7, 6);
ss = (ss < 0 || ss > 59) ? 0 : ss;
buffer.Position += 3;
return(__cToday.AddSeconds(hh * 3600 + mm * 60 + ss));
}