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.... 9 , 90 , 90 , 9 ); $solid_brush = new SolidBrush (); $point...the Pen object having Solid Brush with red color and two point...