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....Simple Ellipse in the Slide //======== //Adding an ellipse shape...addAutoShape ( ShapeType . Ellipse , 270 , 150 , 350 , 50 ); //========...