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.... Presentation pres = new Presentation (); IChart chart...图受幻灯片边界的限制。 Presentation pres = new Presentation (); BufferedImage...