Watermarks can be added to the documents either to protect the document from piracy, or to show any sumbol or message. In other posts, we discussed ways to watermark different [documents], [images], and [presentations]. In this article, you will learn how to add watermark to Excel workbooks in different ways in Java. We will be applyling watermarks separately using each approach.
Add Watermark to Documents while Conversion in C# or Java
Document conversion is one of the most frequent processes that endures across a lot of industries. Sometimes, it is the business need to put a watermark on the resultant document after conversion. For example, you want to convert a Word document to PDF or PowerPoint PPT/PPTX to PDF with a watermark (text or image) in all the PDF pages.
GroupDocs.Conversion for .NET and Java gives you such an option. It possesses a class WatermarkOptions with rich properties such as: