private void scrollingTimer_Tick(object sender, EventArgs e)
{
if (this.shouldScroll)
{
int offset = 0;
if (this.scrollUp)
{
FastNavigationItem item = this.hostedControl.Items[0] as FastNavigationItem;
if (item.View.ViewStartDate <= this.Calendar.RangeMinDate)
{
return;
}
viewIndex--;
offset = 1;
}
else
{
FastNavigationItem item = this.hostedControl.Items[this.hostedControl.Items.Count - 1] as FastNavigationItem;
if (item.View.ViewEndDate >= this.Calendar.RangeMaxDate)
{
return;
}
viewIndex++;
offset = -1;
}
int a = Calendar.RangeMaxDate.Month + (Calendar.RangeMaxDate.Year * 12);
int b = Calendar.RangeMinDate.Month + (Calendar.RangeMinDate.Year * 12);
if ((a - b) > hostedControl.Items.Count)
{
CalendarView maxView = (this.hostedControl.Items[this.hostedControl.Items.Count - 1] as FastNavigationItem).View;
maxView = maxView.GetNextView(-offset);
int maxViewMonth = maxView.ViewStartDate.Month;
int maxViewYear = maxView.ViewStartDate.Year;
CalendarView minView = (this.hostedControl.Items[0] as FastNavigationItem).View;
minView = minView.GetNextView(-offset);
int minViewMonth = minView.ViewStartDate.Month;
int minViewYear = minView.ViewStartDate.Year;
InitializeNavItems(viewIndex);
if ((maxViewMonth >= this.Calendar.RangeMaxDate.Month && maxViewYear >= this.Calendar.RangeMaxDate.Year) ||
(minViewMonth <= this.Calendar.RangeMinDate.Month && minViewYear <= this.Calendar.RangeMinDate.Year))
{
viewIndex += offset;
}
}
this.scrollingTimer.Interval = 2500 / (Math.Abs(offsetPoint.Y) + 1);
}
}
