appendDocument method
Imports every page of source into this document.
The document must be a new one — see PdfDocumentMerger.
Implementation
List<PdfPage> appendDocument(
PdfDocumentParser source, {
PdfMergeOptions? options,
}) {
final merger = PdfDocumentMerger(this, options: options);
final pages = merger.append(source);
merger.finish();
return pages;
}