Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....本文说明了使用 Shape.SetLockedProperty 方法锁定水印的一些方面的用法。...Cells . Drawing . Shape wordart = sheet . Shapes . AddTextEffect...