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....] Rotation3D class Represents 3D rotation of a chart. The Rotation3D... i.e. in the Y direction for 3D charts (between -90 and 90 degrees)...