ByteScout PDF Suite – C# – Load existing pdf document with pdf sdk

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ByteScout PDF Suite – C# – Load existing pdf document with pdf sdk

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ByteScout-PDF-Suite-C-sharp-Load-existing-pdf-document-with-pdf-sdk.pdf

How to load existing pdf document with pdf sdk in C# using ByteScout PDF Suite

Learning is essential in computer world and the tutorial below will demonstrate how to load existing pdf document with pdf sdk in C#

An easy to understand sample source code to learn how to load existing pdf document with pdf sdk in C# Want to load existing pdf document with pdf sdk in your C# app? ByteScout PDF Suite is designed for it. ByteScout PDF Suite is the set that includes 6 SDK products 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.

The SDK samples given below describe how to quickly make your application do load existing pdf document with pdf sdk in C# with the help of ByteScout PDF Suite. 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.

Trial version of ByteScout PDF Suite is available for free. Source code samples are included to help you with your C# app.

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Program.cs

      using System.Diagnostics;
using Bytescout.PDF;

namespace LoadDocument
{
    /// <summary>
    /// This example demonstrates how to load and modify an existing document.
    /// </summary>
    class Program
    {
        static void Main()
        {
            // Create new Document object
            Document pdfDocument = new Document();
            pdfDocument.RegistrationName = "demo";
            pdfDocument.RegistrationKey = "demo";
            
            // Load existing document
            pdfDocument.Load("sample.pdf");
            
            // Add new page to loaded document
            Page page = new Page(PaperFormat.A4);
            Font font = new Font(StandardFonts.Times, 24);
            Brush brush = new SolidBrush();
            page.Canvas.DrawString("New Page", font, brush, 20, 20);
            pdfDocument.Pages.Add(page);
            
            // 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);
        }
    }
}