public string GetDefaultScaleName(string scaleName)
        {
            NamedCollection namedCollection = null;

            if (this is CircularGauge)
            {
                namedCollection = ((CircularGauge)this).Scales;
            }
            if (this is LinearGauge)
            {
                namedCollection = ((LinearGauge)this).Scales;
            }
            if (namedCollection.GetIndex(scaleName) != -1)
            {
                return(scaleName);
            }
            if (scaleName == "Default" && namedCollection.Count > 0)
            {
                return(namedCollection.GetByIndex(0).Name);
            }
            return(scaleName);
        }