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....pptx" , Export :: SaveFormat :: Pptx ); 如果幻灯片中有任...Presentation > ( u "D: \\ Test.pptx" ); // 旧的幻灯片大小 float currentHeight...