} // FindPreviousWeek
// ----------------------------------------------------------------------
protected virtual IEnumerable <ITimePeriod> GetAvailableWeekPeriods(Week week)
{
if (weekDays.Count == 0 && workingHours.Count == 0 && WorkingDayHours.Count == 0)
{
return(new TimePeriodCollection {
week
});
}
CalendarPeriodCollectorFilter filter = new CalendarPeriodCollectorFilter();
// days
foreach (DayOfWeek weekDay in weekDays)
{
filter.WeekDays.Add(weekDay);
}
// hours
foreach (HourRange workingHour in workingHours)
{
filter.CollectingHours.Add(workingHour);
}
// day hours
foreach (DayHourRange workingDayHour in workingDayHours)
{
filter.CollectingDayHours.Add(workingDayHour);
}
CalendarPeriodCollector weekCollector =
new CalendarPeriodCollector(filter, week, SeekDirection.Forward, calendar);
weekCollector.CollectHours();
return(weekCollector.Periods);
} // GetAvailableWeekPeriods
} // Difference
// ----------------------------------------------------------------------
public TimeSpan Difference(DateTime date1, DateTime date2)
{
if (date1.Equals(date2))
{
return(TimeSpan.Zero);
}
if (collectorFilter.WeekDays.Count == 0 && collectorFilter.CollectingHours.Count == 0 && collectorFilter.CollectingDayHours.Count == 0)
{
return(new DateDiff(date1, date2, calendar.Culture.Calendar, calendar.FirstDayOfWeek, calendar.YearBaseMonth).Difference);
}
TimeRange differenceRange = new TimeRange(date1, date2);
CalendarPeriodCollector collector = new CalendarPeriodCollector(
collectorFilter, new TimeRange(differenceRange.Start.Date, differenceRange.End.Date.AddDays(1)), SeekDirection.Forward, calendar);
collector.CollectHours();
// calculate gaps
TimeGapCalculator <TimeRange> gapCalculator = new TimeGapCalculator <TimeRange>(calendar);
ITimePeriodCollection gaps = gapCalculator.GetGaps(collector.Periods, differenceRange);
// calculate difference (sum gap durations)
TimeSpan difference = TimeSpan.Zero;
foreach (ITimePeriod gap in gaps)
{
difference = difference.Add(gap.Duration);
}
return(date1 < date2 ? difference : difference.Negate());
} // Difference
} // CalcDayllightDuration
// ----------------------------------------------------------------------
protected virtual TimeSpan DoCalcDuration(DateTime start, DateTime end, TimeZoneInfo timeZone = null)
{
if (start.Equals(end))
{
return(TimeSpan.Zero);
}
// test range
TimeRange testRange = new TimeRange(start, end);
// search range
DateTime searchStart = new Day(testRange.Start).Start;
DateTime serachEnd = new Day(testRange.End).GetNextDay().Start;
TimeRange searchPeriod = new TimeRange(searchStart, serachEnd);
// exclude periods
filter.ExcludePeriods.Clear();
filter.ExcludePeriods.AddAll(excludePeriods);
// collect hours
TimeCalendar calendar = new TimeCalendar(new TimeCalendarConfig {
EndOffset = TimeSpan.Zero
});
CalendarPeriodCollector collector = new CalendarPeriodCollector(filter, searchPeriod, SeekDirection.Forward, calendar);
collector.CollectHours();
TimeSpan duration = TimeSpan.Zero;
collector.Periods.AddAll(includePeriods);
foreach (ICalendarTimeRange period in collector.Periods)
{
// get the intersection of the test-range and the day hours
ITimePeriod intersection = testRange.GetIntersection(period);
if (intersection == null)
{
continue;
}
duration = duration.Add(durationProvider.GetDuration(intersection.Start, intersection.End));
}
return(start < end ? duration : duration.Negate());
} // DoCalcDuration
