/// <summary>
/// Увеличивает время на указанное число интервалов статистики.
/// </summary>
/// <param name="date">Исходное время.</param>
/// <param name="intervalType">Тип интервала статистики.</param>
/// <param name="intervalsNum">Число интервалов статистики, на которое требуется изменить исходное время.</param>
/// <returns>Полученное время.</returns>
private DateTime AddStatIntervalToDate(DateTime date, StatisticsInterval intervalType, int intervalsNum)
{
switch (intervalType)
{
case StatisticsInterval.OneSecond:
return(date.AddSeconds(intervalsNum));
case StatisticsInterval.TenSeconds:
return(date.AddSeconds(intervalsNum * 10));
case StatisticsInterval.OneMinute:
return(date.AddMinutes(intervalsNum));
case StatisticsInterval.FiveMinutes:
return(date.AddMinutes(intervalsNum * 5));
case StatisticsInterval.TenMinutes:
return(date.AddMinutes(intervalsNum * 10));
case StatisticsInterval.HalfAnHour:
return(date.AddMinutes(intervalsNum * 30));
case StatisticsInterval.Hour:
return(date.AddHours(intervalsNum));
case StatisticsInterval.Day:
return(date.AddDays(intervalsNum));
case StatisticsInterval.Month:
return(date.AddMonths(intervalsNum));
case StatisticsInterval.Quarter:
return(date.AddMonths(intervalsNum * 3));
case StatisticsInterval.Year:
return(date.AddYears(intervalsNum));
default:
throw new Exception("Неизвестный интервал статистики: " + intervalType.ToString());
}
}
private DateTime GetStartOfInterval(DateTime date, StatisticsInterval intervalType)
{
switch (intervalType)
{
case StatisticsInterval.OneSecond:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute, date.Second));
case StatisticsInterval.TenSeconds:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute, date.Second / 10 * 10));
case StatisticsInterval.OneMinute:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute, 0));
case StatisticsInterval.FiveMinutes:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute / 5 * 5, 0));
case StatisticsInterval.TenMinutes:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute / 10 * 10, 0));
case StatisticsInterval.HalfAnHour:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, date.Minute / 30 * 30, 0));
case StatisticsInterval.Hour:
return(new DateTime(date.Year, date.Month, date.Day, date.Hour, 0, 0));
case StatisticsInterval.Day:
return(new DateTime(date.Year, date.Month, date.Day, 0, 0, 0));
case StatisticsInterval.Month:
return(new DateTime(date.Year, date.Month, 1, 0, 0, 0));
case StatisticsInterval.Quarter:
return(new DateTime(date.Year, (date.Month - 1) / 3 * 3 + 1, 1, 0, 0, 0));
case StatisticsInterval.Year:
return(new DateTime(date.Year, 1, 1, 0, 0, 0));
default:
throw new Exception("Неизвестный интервал статистики: " + intervalType.ToString());
}
}
private long StatisticsIntervalToMilliseconds(StatisticsInterval interval)
{
switch (interval)
{
case StatisticsInterval.OneSecond:
return(1000L);
case StatisticsInterval.TenSeconds:
return(10 * 1000L);
case StatisticsInterval.OneMinute:
return(60 * 1000L);
case StatisticsInterval.FiveMinutes:
return(5 * 60 * 1000L);
case StatisticsInterval.TenMinutes:
return(10 * 60 * 1000L);
case StatisticsInterval.HalfAnHour:
return(30 * 60 * 1000L);
case StatisticsInterval.Hour:
return(60 * 60 * 1000L);
case StatisticsInterval.Day:
return(24 * 60 * 60 * 1000L);
case StatisticsInterval.Month:
return(30 * 24 * 60 * 60 * 1000L);
case StatisticsInterval.Quarter:
return(3 * 30 * 24 * 60 * 60 * 1000L);
case StatisticsInterval.Year:
return(12 * 30 * 24 * 60 * 60 * 1000L);
}
return(60 * 1000L);
}
private void ResetTimer(StatisticsInterval interval)
{
long ms = StatisticsIntervalToMilliseconds(interval);
_timer.Change(ms, ms);
}
