internal void AddPage(PdfDictionary page)
{
if ((pages.Count % leafSize) == 0)
parents.Add(writer.PdfIndirectReference);
PdfIndirectReference parent = parents[parents.Count - 1];
page.Put(PdfName.PARENT, parent);
PdfIndirectReference current = writer.CurrentPage;
writer.AddToBody(page, current);
pages.Add(current);
}