ByteScout PDF Suite – C# – Add annotation with markup in pdf with pdf sdk

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ByteScout PDF Suite – C# – Add annotation with markup in pdf with pdf sdk

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ByteScout-PDF-Suite-C-sharp-Add-annotation-with-markup-in-pdf-with-pdf-sdk.pdf

How to add annotation with markup in pdf with pdf sdk in C# using ByteScout PDF Suite

Learning is essential in computer world and the tutorial below will demonstrate how to add annotation with markup in pdf with pdf sdk in C#

These source code samples are assembled by their programming language and functions they apply. Want to add annotation with markup in pdf with pdf sdk in your C# app? ByteScout PDF Suite is designed for it. ByteScout PDF Suite is the bundle that provides six different SDK libraries to work with PDF from generating rich PDF reports to extracting data from PDF documents and converting them to HTML. This bundle includes PDF (Generator) SDK, PDF Renderer SDK, PDF Extractor SDK, PDF to HTML SDK, PDF Viewer SDK and PDF Generator SDK for Javascript.

This prolific sample source code in C# for ByteScout PDF Suite contains various functions and other necessary options you should do calling the API to add annotation with markup in pdf with pdf sdk. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Use of ByteScout PDF Suite in C# is also described in the documentation included along with the product.

ByteScout provides the free trial version of ByteScout PDF Suite along with the documentation and source code samples.

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Program.cs

      using System.Diagnostics;
using System.Drawing;
using Bytescout.PDF;

namespace MarkupAnnotation
{
    /// <summary>
    /// This example demonstrates how to add markup annotations.
    /// </summary>
    class Program
    {
        static void Main()
        {
            // Create new document
            Document pdfDocument = new Document();
            pdfDocument.RegistrationName = "demo";
            pdfDocument.RegistrationKey = "demo";
            // Add page
            Page page = new Page(PaperFormat.A4);
            pdfDocument.Pages.Add(page);

            // Draw sample markup annotations

            SquareAnnotation squareAnnotation = new SquareAnnotation(20, 20, 80, 80);
            squareAnnotation.BackgroundColor = new ColorRGB(255, 240, 240);
            squareAnnotation.BorderStyle.Style = BorderStyle.Dashed;
            squareAnnotation.BorderStyle.DashPattern = new DashPattern(new float[] { 3, 1, 3});
            page.Annotations.Add(squareAnnotation);

            CircleAnnotation circleAnnotation = new CircleAnnotation(120, 20, 80, 80);
            circleAnnotation.BackgroundColor = new ColorRGB(240, 250, 240);
            circleAnnotation.Color = new ColorRGB(128, 0 ,128);
            circleAnnotation.BorderEffect.Effect = BorderEffect.Cloudy;
            circleAnnotation.BorderEffect.Intensity = 2;
            page.Annotations.Add(circleAnnotation);

            LineAnnotation lineAnnotation = new LineAnnotation(20, 180, 100, 120);
            lineAnnotation.Color = new ColorRGB(255, 0, 0);
            lineAnnotation.StartLineStyle = LineEndingStyle.Butt;
            lineAnnotation.EndLineStyle = LineEndingStyle.OpenArrow;
            page.Annotations.Add(lineAnnotation);

            PointF[] pp = { new PointF(120, 120), new PointF(130, 130), new PointF(140, 120), new PointF(150, 130), new PointF(160, 120), new PointF(170, 130) };
            PointsArray points = new PointsArray(pp);
            PolylineAnnotation polylineAnnotation = new PolylineAnnotation(points);
            polylineAnnotation.BorderStyle.Width = 2;
            page.Annotations.Add(polylineAnnotation);
            
            
            // Save document to file
            pdfDocument.Save("result.pdf");

            // Cleanup 
            pdfDocument.Dispose();

            // Open result document in default associated application (for demo purpose)
            ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }
    }
}