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....Protect Shapes in Visio Contents [ Hide ] LockAspect, LockBegin...protect/unprotect shapes. In Visio, you need to perform following...