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.... Fade , EffectSubtype . None , EffectTriggerType...( outFileName , SaveFormat . Pptx ); } finally { if ( pres !=...