private CategoryUnit GuessPrimaryCategoryUnit(KnownCategory kc)
{
/**
* We do lazy matching here as well. We know that months are the most
* common horizontal axis categories, so we test for them first, then for
* and finally for year. */
Regex month_pattern = new Regex("^[JFMASOND]$");
Regex year_pattern = new Regex(@"^(19|20)?\d\d$");
Regex quarter_pattern = new Regex(@"^(I|II|III|IV)$");
if (month_pattern.IsMatch(kc.category))
{
return(CategoryUnit.MONTH);
}
else if (quarter_pattern.IsMatch(kc.category))
{
return(CategoryUnit.QUARTER);
}
else if (year_pattern.IsMatch(kc.category))
{
return(CategoryUnit.YEAR);
}
return(CategoryUnit.UNDEF);
}
private void CleanQuarters()
{
List <string> qtr_cat_axis = new List <string>();
if (!ca.HasNullOrEmptyCategories())
{
foreach (string s in ca.Categories)
{
qtr_cat_axis.Add(StrQuarterToName(s));
}
}
else
{
KnownCategory kc = ca.GetKnownCategories()[0];
int qtr_first_cat = (QuarterToInteger(kc.category) - kc.position) % 4;
if (qtr_first_cat < 0)
{
qtr_first_cat += 4;
}
qtr_cat_axis.Add(IntQuarterToName(qtr_first_cat));
for (int i = 0; i < ca.Categories.Count - 1; i++)
{
qtr_cat_axis.Insert(i + 1,
IntQuarterToName(((i + qtr_first_cat) + 1) % 4));
}
}
/*
* if (g.Series[0].Status == (int)SeriesNulls.FIRST_LAST_NULL)
* {
* qtr_cat_axis.RemoveAt(0);
* qtr_cat_axis.RemoveAt(qtr_cat_axis.Count - 1);
* }*/
g.CategoryAxis.PrimaryCategories = qtr_cat_axis;
log.Debug("Primary category list has been inferred as: "
+ g.CategoryAxis.CategoriesToString(CategoryType.PRIMARY));
}
