Watermark Editor

A graphical UI component to allow users to create text watermarks on documents using the viewer.

Add Watermarks to PDF in Xamarin.Android

This tutorial only applies to Xamarin.Android.

The WatermarkDialog allows you to stamp a PDF document with text that overlays each page of the document.

Show the watermark editor

The watermark editor can be shown from an activity by calling the following method:

C#

public void ShowWatermarkDialog(PDFViewCtrl pdfViewCtrl, FragmentManager fragmentManager)
{
    var fragment =pdftron.PDF.Dialog.Watermark.WatermarkDialog.NewInstance(pdfViewCtrl);
    fragment.Show(fragmentManager);
}