private void GetPageObjects(PDFobj pdfObj, SortedDictionary<Int32, PDFobj> objects, List<PDFobj> pages)
{
List<Int32> kids = pdfObj.GetObjectNumbers("/Kids");
foreach (Int32 number in kids) {
PDFobj obj = objects[number];
if (IsPageObject(obj)) {
pages.Add(obj);
}
else {
GetPageObjects(obj, objects, pages);
}
}
}
