Annotation quad points (attachment points)

Returns an N x 8 numeric matrix of quad-point coordinates (x1, y1, x2, y2, x3, y3, x4, y4 columns; one row per quad), or NULL when the annotation has no attachment points (most annotation types).

Usage

pdf_annot_quad_points(annot)

Arguments

annot

A pdfium_annot handle from pdf_annotations() or pdf_annot_at().

Value

Numeric matrix or NULL.

Details

Wraps FPDFAnnot_HasAttachmentPoints + FPDFAnnot_CountAttachmentPoints + FPDFAnnot_GetAttachmentPoints.