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....请按照以下步骤操作: 创建一个 Presentation 类的实例。 获取幻灯片的引用。 在幻灯片上添加图表。...创建一个 Presentation 类的实例 Presentation pres = new Presentation ();...