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....提供了一种简单的 API 来管理不同图表的趋势线: 创建一个 Presentation 类的实例。 通过索引获取幻灯片的引用。 添加一...创建一个 Presentation 类的实例 Presentation pres = new Presentation ();...