C# PDF Parsing Library
How to create barcode on PDF file using C# .NET. Free open source examples

C# PDF Barcode Creation Overview

RasterEdge C#.NET PDF Barcode Creation SDK offers mature APIs for developers to generate, write and create 1d and 2d barcodes on PDF document page using C#.NET code. Besides, using this C#.NET barcode creator control package, you can easily adjust and customize most attribute properties of generated barcodes on PDF document file, like color, size and positional parameters.

Details about C# PDF Document Barcode Creation features:

100% C#.NET PDF barcode creating solution compacted in small-sized dlls

Mature C# PDF barcode generation controls available for both ASP.NET Web and WinForms programs

Compatible with Microsoft .NET Framework from version 2.0 to 4.5

Generate over 20 linear and 2d barcodes on PDF document page using C#.NET

Create 1d & 2d barcodes on accurate location of PDF document page using C# code for .NET

Able to use C#.NET class code to customize created PDF barcode image properties

How to Create Barcode on PDF Page in C#.NET

This is a simple C# example for PDF barcode creation.

// generate a Code 39 barcode
Linear linearBarcode = new Linear();
linearBarcode.Type = BarcodeType.CODE39;
linearBarcode.Data = "123456789";
linearBarcode.Resolution = 96;
linearBarcode.Rotate = Rotate.Rotate0;

// load PDF document, you can also load document like TIFF, Word, Excel & PPT
PDFDocument doc = new PDFDocument(@"c:\sample.pdf");

// get the first page
PDFPage page = (PDFPage)doc.GetPage(0);

// generate reimage of this barcode
Bitmap barcodeImage = linearBarcode.ToImage();

// add barcode image to the first page and the top left vertex of barcode image rectangle is at point(100,100)
page.AddImage(barcodeImage, new System.Drawing.PointF(100f, 100f));

// save changes to the PDF
doc.Save(@"c:\output.pdf ");