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.... PaperA4 ; //Set fit to pages wide as 1 worksheet . PageSetup...FitToPagesWide = 1 ; //Calculate page scale via sheet render SheetRender...