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.... 对 Presentation 对象中所有 Shape 对象执行的任何操作都会应用于整个演示文稿。...下面的代码示例对演示文稿中的所有形状类型应用保护。 //Instatiate Presentation class that represents a...