/// <summary>
/// Higlights the days.
/// </summary>
private void HiglightDays()
{
this.NormalizeDisplayDate();
this._nextOccurences = ScheduleUtility.GetNextOccurrences(this.Schedule, this.DayCalendar.DisplayDate.AddMinutes(-1), this.DayCalendar.DisplayDate.LastDayOfMonth().AddDays(1)).ToList();
DateTime?selectedDate = this.DayCalendar.SelectedDate ?? DateTime.Today;
this.DayCalendar.SelectedDates.Clear();
this.DayCalendar.BlackoutDates.Clear();
int firstDay = this.DayCalendar.DisplayDate.Day;
var allDays = Enumerable.Range(firstDay, this.DayCalendar.DisplayDate.LastDayOfMonth().Day - firstDay + 1);
var occurenceDays = this._nextOccurences.Select(o => o.Day).Distinct();
var blockedDays = allDays.Except(occurenceDays);
foreach (int day in blockedDays)
{
CalendarDateRange blockedRange = new CalendarDateRange(this.DayCalendar.DisplayDate.AddDays(day - firstDay));
this.DayCalendar.BlackoutDates.Add(blockedRange);
}
// reselect date if we can (will kick of date selection)
if (selectedDate.HasValue && !this.DayCalendar.BlackoutDates.Contains(selectedDate.Value))
{
this.DayCalendar.SelectedDate = selectedDate;
}
}