Change Flow Document Properties when converting to PDF

Updated on Jun 5, 2026

Environment

Version	Product	Author
2020.1.218	RadWordsProcessing	Dimitar Karamfilov

Description

The RadWordsProcessing library allows you to convert various document formats (DOCX, RTF, TXT, HTML) to PDF. When converting, you may need to change the document properties such as page size, orientation, or margins.

Solution

Change the properties of the RadFlowDocument before exporting to PDF.

Example 1: Change the RadFlowDocument Properties While Exporting

csharp

HtmlFormatProvider htmlProvider = new HtmlFormatProvider();
RadFlowDocument document = htmlProvider.Import(html);

foreach (var section in document.Sections)
{
    section.PageMargins = new Padding(150);
    section.PageSize = PaperTypeConverter.ToSize(PaperTypes.A4);
    section.Rotate(PageOrientation.Landscape);
}

PdfFormatProvider pdfProvider = new PdfFormatProvider();

using (Stream output = File.Create(save))
{              
    pdfProvider.Export(document, output);
}

See Also

• RadWordsProcessing Overview