Returns the annotation's interior colour (used by line / square
/ circle / polygon subtypes). 0..1 doubles; NA if absent.
Arguments
- annot
A
pdfium_annothandle frompdf_annotations().
Returns the annotation's interior colour (used by line / square
/ circle / polygon subtypes). 0..1 doubles; NA if absent.
A pdfium_annot handle from pdf_annotations().