/// <summary>
/// Makes a regular time-series with all of the data being equal to NO-DATA
/// </summary>
/// <param name="start">start time</param>
/// <param name="end">end time</param>
/// <param name="step">the time step: TimeStep.Day or TimeStep.Hour</param>
/// <returns>The time-series object with No-Data at all data points</returns>
public static ITimeSeries MakeRegularTimeSeries(DateTime start, DateTime end, TimeStep step)
{
HydroTimeSeries myTs = new HydroTimeSeries(start, end);
if (step == TimeStep.Day)
{
int nd = (int)end.Subtract(start).TotalDays;
for (int i = 0; i < nd; i++)
{
DateTime newTime = start.AddDays(i);
myTs.AddUnknownValue(newTime);
}
}
else
{
int nh = (int)end.Subtract(start).TotalHours;
for (int i = 0; i < nh; i++)
{
DateTime newTime = start.AddHours(i);
myTs.AddUnknownValue(newTime);
}
}
return myTs;
}
public static HydroTimeSeries GetMissingValuesHydro(ITimeSeries ts, DateTime start, DateTime end, TimeStep step)
{
HydroTimeSeries missingTs = new HydroTimeSeries(start, end);
List<int> breakIx = GetDataBreaks(ts);
//TODO missing points before series start
foreach (int begIndex in breakIx)
{
if (begIndex < ts.Count - 1)
{
DateTime begDate = DateTime.FromOADate(ts[begIndex].X);
DateTime endDate = DateTime.FromOADate(ts[begIndex + 1].X);
if (step == TimeStep.Day)
{
int nd = (int)endDate.Subtract(begDate).TotalDays;
for (int i = 0; i < nd; i++)
{
DateTime newTime = begDate.AddDays(i);
missingTs.AddUnknownValue(newTime);
}
}
else
{
int nh = (int)endDate.Subtract(begDate).TotalHours;
for (int i = 0; i < nh; i++)
{
DateTime newTime = begDate.AddHours(i);
missingTs.AddUnknownValue(newTime);
}
}
}
}
return missingTs;
}
public static ITimeSeries MakeCumulative(ITimeSeries ts)
{
HydroTimeSeries ts2 = new HydroTimeSeries(ts.Start, ts.End);
double sum = 0.0;
PointPair curPt;
for ( int i = 0; i < ts.Count; ++i )
{
curPt = ts[i];
if ( curPt.IsMissing )
{
ts2.AddUnknownValue(XDate.XLDateToDateTime(curPt.X));
}
else
{
if (curPt.Y > 0)
{
sum += curPt.Y;
}
ts2.AddObservation(XDate.XLDateToDateTime(curPt.X), sum);
}
}
return ts2;
}