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Aspose.PDF  for .NET
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Work with Stamps from PDF via C#

Build your own .NET apps to Stamps in document files using .NET APIs.

Add a Stamps to PDF Document via C#

You need aspose.pdf.dll to try the code in your environment.

  • Open a PDF document using Document object.
  • Create a Stamp and define its properties.
  • Add the Stamp to Page using AddStamp method.
  • Save the file again

System Requirements

Aspose.PDF for .NET is supported on all major operating systems. 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 a Stamp to PDF Document - 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 .NET 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.

    PDF What is PDF File Format

    Portable Document Format (PDF) is a type of document created by Adobe back in 1990s. The purpose of this file format was to introduce a standard for representation of documents and other reference material in a format that is independent of application software, hardware as well as Operating System. PDF files can be opened in Adobe Acrobat Reader/Writer as well in most modern browsers like Chrome, Safari, Firefox via extensions/plug-ins. Most of the commercially available software suites also offer conversion of their documents to PDF file format without the requirement of any additional software component. Thus, PDF file format has full capability to contain information like text, images, hyperlinks, form-fields, rich media, digital signatures, attachments, metadata, Geospatial features and 3D objects in it that can become as part of source document.

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