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....instance of Image class $image = new Image (); $image = $image ->...with desired size $rectangle = new Rectangle ( 10 , 10 , 100 , 100...