}//end CalcHeight
protected internal string PrintStartEndValue()
{
//if no range given print empty
if (StartValue == 0 && EndValue == 0)
{
return(string.Empty);
}
//convert to nullables
var entrySv = StartValue == 0 ? null : new double?(StartValue);
var entryEv = EndValue == 0 ? null : new double?(EndValue);
//short-circuit out with when just StartValue
if (entrySv.HasValue && entryEv.HasValue && entrySv == entryEv)
{
return(((int)Math.Round(entrySv.Value)).ToString());
}
var dfRuleValues = GetRulerStartEndValues();
return(TimelineExtensions.PrintYearsRange(new[] { new Tuple <double?, double?>(entrySv, entryEv) }, dfRuleValues.Item1,
dfRuleValues.Item2));
}
}//end ToTextCanvas
protected internal virtual string PrintYearsRange(IEnumerable <Tuple <double?, double?> > years)
{
return(TimelineExtensions.PrintYearsRange(years, StartValue, EndValue));
}