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....OFFSET_DIAGONAL_BOTTOM_RIGHT OFFSET_BOTTOM OFFSET_DIAGONAL_TOP_RIGHT...PERSPECTIVE_DIAGONAL_UPPER_LEFT PERSPECTIVE_DIAGONAL_UPPER_RIGHT...