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....DrawLine(new Pen(Color.Red, 3f), 0, 0, image.Width...(reversed) { graphics.DrawLine( new Pen(Color.Red), x + OperationAreaSize...