PDF Mosaic: How to add underline annotation to PDF documents


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This sample shows how to add underline annotations to your PDF document.

Use PDFUnderlineAnnotation class to add underline annotation.


 

using PDFMosaic;
using System;
 
namespace PDFUnderlineAnnotationSample
{
    class PDFUnderlineAnnotationSample
    {
        static void Main()
        {
            PDFDocument pdf = new PDFDocument();
            pdf.Pages.Add(new PDFPage(PDFPaperFormat.A4));
            PDFUnderlineAnnotation annot = new PDFUnderlineAnnotation(100, 50, 75, 50);
            annot.Contents = "PDF underline annotation";
            annot.Color = new PDFColorRGB(0, 50, 150);
 
            pdf.Pages[0].Annotations.Add(annot);
            pdf.Save("TestUnderlineAnnotation.pdf", true);
        }
    }
}

 


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