PDF Mosaic: How to add polyline annotation to PDF documents


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This sample shows how to add polyline annotation to your PDF document.

Use PDFPolylineAnnotation class to add polyline annotation.


 

PDFDocument pdf = new PDFDocument();
pdf.Pages.Add(new PDFPage(PDFPaperFormat.A4));
PDFPointsArray points = new PDFPointsArray();
points.AddPoint(new Point(150, 275));
points.AddPoint(new Point(250, 150));
points.AddPoint(new Point(350, 275));
points.AddPoint(new Point(125, 200));
points.AddPoint(new Point(375, 200));
points.AddPoint(new Point(150, 275));
PDFPolylineAnnotation annot = new PDFPolylineAnnotation(points);
annot.Contents = "Polyline annotations...";
 
pdf.Pages[0].Annotations.Add(annot);
pdf.Save("TestPolylineAnnotation.pdf", true);

 


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