DoCument Automation APIs to enriCh .NET and Java appliCations to view, edit, annotate, Convert, Compare, e-sign, parse, split, merge, redaCt, or Classify doCuments of almost all the popular file formats....在本文中,您将学习使用 C# 以编程方式将水印添加到 PDF 文件。我们将分别研究添加水印文本和图像水印。...