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Add Text Stamp PDF via C#

Create Text Stamp with Aspose.PDF using C# APIs.

How to add Text Stamps to PDF Using .NET Library

In order to work with text stamp into PDF file, we’ll use Aspose.PDF for .NET API which is a feature-rich, powerful and easy to use document manipulation API for net platform. Open NuGet package manager, search for Aspose.PDF and install. You may also use the following command from the Package Manager Console.

Package Manager Console Command


            PM > Install-Package Aspose.PDF
        

Add Text Stamp to PDF Document C#

You need Aspose.PDF for .NET to try the code in your environment.

  1. Load the PDF with an instance of Document.
  2. Open a PDF document using Document object.
  3. Create Text Stamp and define its properties.
  4. Add the Text Stamp to Page using AddStamp method

System Requirements

Just make sure that you have the following prerequisites.

  • Microsoft Windows or a compatible OS with .NET Framework, .NET Core, and PHP, VBScript, Delphi, C++ via COM Interop.
  • Development environment like Microsoft Visual Studio.
  • Aspose.PDF for .NET DLL referenced in your project.
 

Add Text Stamp to PDF - C#.


// Open document
Document pdfDocument = new Document(dataDir+ "AddTextStamp.pdf");

// Create text stamp
TextStamp textStamp = new TextStamp("Sample Stamp");
// Set whether stamp is background
textStamp.Background = true;
// Set origin
textStamp.XIndent = 100;
textStamp.YIndent = 100;
// Rotate stamp
textStamp.Rotate = Rotation.on90;
// Set text properties
textStamp.TextState.Font = FontRepository.FindFont("Arial");
textStamp.TextState.FontSize = 14.0F;
textStamp.TextState.FontStyle = FontStyles.Bold;
textStamp.TextState.FontStyle = FontStyles.Italic;
textStamp.TextState.ForegroundColor = Aspose.Pdf.Color.FromRgb(System.Drawing.Color.Aqua);
// Add stamp to particular page
pdfDocument.Pages[1].AddStamp(textStamp);

dataDir = dataDir + "AddTextStamp_out.pdf";
// Save output document
pdfDocument.Save(dataDir);
 

About Aspose.PDF for C# API

Aspose.PDF API can be used for PDF document manipulation and parsing within applications. One can create, modify, compress, secure, print or save PDF to TXT, HTML, PCL, XFA, XML, XPS, EPUB, TEX, Images and more formats. Aspose.PDF is a standalone API and it does not depend on any software including Adobe Acrobat.