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.... Layers . Length , 2 ); AssertAreEqual ( image . Layers [ 0...); AssertAreEqual ( image . Layers [ 0 ]. ColorIndex , - 1 );...