This sample shows how to add rubber stamp annotations to your PDF document.
Use PDFRubberStampAnnotation class to add rubber stamp annotation.
using PDFMosaic; using System; namespace PDFRubberStampAnnotationSample { class PDFRubberStamptAnnotationSample { static void Main() { PDFDocument pdf = new PDFDocument(); pdf.Pages.Add(new PDFPage(PDFPaperFormat.A4)); PDFRubberStampAnnotation annot = new PDFRubberStampAnnotation(100, 50, 75, 50); annot.Contents = "PDF rubber stamp annotation"; annot.Color = new PDFColorRGB(80, 0, 150); pdf.Pages[0].Annotations.Add(annot); pdf.Save("TestRubberStamp.pdf", true); } } }