public bool RemoveClass(QuantityClass qClass)
{
if (!_quantityClasses.Contains(qClass))
{
return(false);
}
_quantityClasses.Remove(qClass);
return(true);
}
public ILegendItem LegendItem(int index)
{
if (index < 0 || index >= LegendItemCount)
{
return(null);
}
if (index == 0)
{
return((ILegendItem)_defaultSymbol);
}
else
{
QuantityClass qClass = _quantityClasses[index - 1];
return((ILegendItem)qClass.Symbol);
}
}
public bool AddClass(QuantityClass qClass)
{
if (qClass == null || _quantityClasses.Contains(qClass))
{
return(false);
}
for (int i = 0; i < _quantityClasses.Count; i++)
{
QuantityClass c = _quantityClasses[i];
if (qClass.Min < c.Max && qClass.Max > c.Min)
{
throw new ArgumentException("Overlapping quantityclasses are not allowed!");
}
if (qClass.Max <= c.Min)
{
_quantityClasses.Insert(i, qClass);
return(true);
}
}
_quantityClasses.Add(qClass);
return(true);
}
