public GraphVariable(DataSession session, string xname, string yname)
{
Session = session;
xvar_ = xname;
yvar_ = yname;
if (session != null)
{
sessionname_ = session.Name;
xcolumn_ = session.GetColumnFromName(xvar_);
ycolumn_ = session.GetColumnFromName(yvar_);
}
else
{
sessionname_ = string.Empty;
xcolumn_ = -1;
ycolumn_ = -1;
}
}
private void DropYVariable(string[] tokens)
{
int index = 1;
while (index < tokens.Length)
{
int col = session_.GetColumnFromName(tokens[index]);
if (col != -1)
{
GraphVariable gvar = new GraphVariable(session_, Config.XVariable, tokens[index]);
Config.AddVariable(gvar);
}
index++;
}
}