Flatten PDF Form Fields

How to Flatten a Form

The following steps and C# sample code illustrate flattening a form using DynamicPDF Core Suite for .NET.

Steps for Flattening a Form

1. Create a MergeDocument object with the desired PDF.
2. Set the output property to Flatten.
3. Save the PDF document.

Sample Code - C#

MergeDocument doc = new MergeDocument("simpleform.pdf");
doc.Form.Output = FormOutput.Flatten;
doc.Draw( "output_flattened.pdf" );

How to Flatten Select Form Fields

The following steps and C# sample code illustrates how to flatten select form fields using DynamicPDF Core Suite for .NET.

Steps for Flattening Select Fields

1. Create a MergeDocument object with the desired PDF.
2. Set the output property to Flatten for the desired field.
3. Save the PDF document.

Sample Code - C#

MergeDocument doc = new MergeDocument("simpleform.pdf");
doc.Form.Fields[0].Output = FormFieldOoutput.Flatten;
doc.Draw("output_flattened.pdf");

GitHub Project

Examples are provided in C# and VB.NET. Clone or view the example project at GitHub. This example code is contained in the following files.

• C# - FormFlattening.cs
• VB.NET - FormFlattening.vb

Getting Started

Get started easily by installing DynamicPDF Core Suite for .NET through NuGet or manually. Then, refer to the documentation for more information on using and purchasing the product.

NuGet Package

The easiest way to install DynamicPDF Core Suite is by obtaining the NuGet package using Visual Studio's Package Manager. You can also obtain the NuGet package by downloading it directly. Refer to the installation documentation for more information.

DynamicPDF Core Suite Information

DynamicPDF Core Suite for .NET combines creating, merging, and visual report creation into one powerful product for creating PDF documents. It is ideal for anyone who needs to generate PDF documents or reports or work with existing PDFs in their applications. With a free Evaluation Edition to try and with flexible and royalty-free licensing options, why not start using DynamicPDF Core Suite for .NET today!

• DynamicPDF Core Suite for .NET Product Page
• DynamicPDF Core Suite for .NET Documentation

More Information on Form Flattening

• Refer to the Form Flattening documentation topic, or
• Chapter 24, Modifying Forms, in the book DynamicPDF Core Suite for .NET by Example available on GitHub.

Available on Other Platforms

DynamicPDF Core Suite is also available for the Java and COM/ActiveX platforms. Refer to the respective product pages for more details.

• DynamicPDF Generator
  • Java - DynamicPDF Generator for Java
  • COM/ActiveX - DynamicPDF Generator for COM/ActiveX
• DynamicPDF Merger
  • Java - DynamicPDF Merger for Java
  • COM/ActiveX - DynamicPDF Merger for COM/ActiveX