private static void Add(Hashtable m, Type ptgClass, OperationEval evalInstance)
{
if (!typeof(Ptg).IsAssignableFrom(ptgClass))
{
throw new ArgumentException("Expected Ptg subclass");
}
m[ptgClass] = evalInstance;
}
private static Eval InvokeOperation(OperationEval operation, Eval[] ops,
EvaluationWorkbook workbook, int sheetIndex, int srcRowNum, int srcColNum)
{
if (operation is FunctionEval)
{
FunctionEval fe = (FunctionEval)operation;
if (fe.IsFreeRefFunction)
{
return fe.FreeRefFunction.Evaluate(ops, workbook, sheetIndex, srcRowNum, srcColNum);
}
}
return operation.Evaluate(ops, srcRowNum, (short)srcColNum);
}
