/// <summary>
/// Calcs the time remaining work.
/// </summary>
/// <param name="duration">The duration.</param>
/// <returns></returns>
public long CalcTimeRemainingWork(long duration)
{
long retVal = 0;
long work = 0;
duration = duration < 0 ? duration * -1 : duration;
for (int i = WorkRanges.Length - 1; i >= 0; i--)
{
WorkRange range = WorkRanges[i];
if (range != null)
{
work += range.GetDuration();
if (work > duration)
{
retVal = range.Start + (work - duration);
//if (retVal == range.Start && i != 0 && WorkRanges[i - 1] != null)
//{
// // retVal = CalcTimeAtWork(duration);
//}
break;
}
else if (work == duration)
{
//retVal = CalcTimeAtWork(range.Start + (work - duration));
retVal = range.Start;
break;
}
}
}
return(retVal);
}
/// <summary>
/// Calcs the time at work.
/// </summary>
/// <param name="duration">The duration.</param>
/// <returns></returns>
public long CalcTimeAtWork(long duration)
{
long retVal = 0;
long work = 0;
duration = duration < 0 ? duration * -1 : duration;
for (int i = 0; i < WorkRanges.Length; i++)
{
WorkRange range = WorkRanges[i];
if (range != null)
{
work += range.GetDuration();
if (work > duration)
{
retVal = range.End - (work - duration);
break;
}
else if (work == duration)
{
retVal = range.End;
break;
}
}
}
return(retVal);
}