protected ValueEval SingleOperandEvaluate(Eval eval, int srcRow, short srcCol)
{
ValueEval retval;
if (eval is AreaEval)
{
AreaEval ae = (AreaEval)eval;
if (ae.Contains(srcRow, srcCol))
{ // circular ref!
retval = ErrorEval.CIRCULAR_REF_ERROR;
}
else if (ae.IsRow)
{
if (ae.ContainsColumn(srcCol))
{
ValueEval ve = ae.GetValueAt(ae.FirstRow, srcCol);
ve = Xlator.AttemptXlateToNumeric(ve);
retval = Xlator.AttemptXlateToNumeric(ve);
}
else
{
retval = ErrorEval.VALUE_INVALID;
}
}
else if (ae.IsColumn)
{
if (ae.ContainsRow(srcRow))
{
ValueEval ve = ae.GetValueAt(srcRow, ae.FirstColumn);
retval = Xlator.AttemptXlateToNumeric(ve);
}
else
{
retval = ErrorEval.VALUE_INVALID;
}
}
else
{
retval = ErrorEval.VALUE_INVALID;
}
}
else
{
retval = Xlator.AttemptXlateToNumeric((ValueEval)eval);
}
return(retval);
}
/**
* Returns an is StringValueEval or ErrorEval or BlankEval
*
* @param eval
* @param srcRow
* @param srcCol
*/
protected ValueEval SingleOperandEvaluate(Eval eval, int srcRow, short srcCol)
{
ValueEval retval;
if (eval is AreaEval)
{
AreaEval ae = (AreaEval)eval;
if (ae.Contains(srcRow, srcCol))
{ // circular ref!
retval = ErrorEval.CIRCULAR_REF_ERROR;
}
else if (ae.IsRow)
{
if (ae.ContainsColumn(srcCol))
{
ValueEval ve = ae.GetValue(ae.FirstRow, srcCol);
retval = InternalResolveEval(eval);
}
else
{
retval = ErrorEval.NAME_INVALID;
}
}
else if (ae.IsColumn)
{
if (ae.ContainsRow(srcRow))
{
ValueEval ve = ae.GetValue(srcRow, ae.FirstColumn);
retval = InternalResolveEval(eval);
}
else
{
retval = ErrorEval.NAME_INVALID;
}
}
else
{
retval = ErrorEval.NAME_INVALID;
}
}
else
{
retval = InternalResolveEval(eval);
}
return(retval);
}
