protected override string BuildStringSTEP()
{
string result = base.BuildStringSTEP() + "," + ParserSTEP.LinkToString(mMappedTo) + ",$," + ParserSTEP.LinkToString(mColours) + ",(" + mColourIndex[0];
for (int icounter = 1; icounter < mColourIndex.Count; icounter++)
result += "," + mColourIndex[icounter];
return result + ")";
}