I think this branch Is diverging from master. Why don't periodically merge from master?

the idea that I'm suggesting is to extend the capability of a function to treat non only with a specific object type but with all object that is adaptable to that specific type. For example an App::Link that pointing to a Part::Box is adaptable to a Part::Box The use of an AdapterFactory registry (g...

Why don't use Adapter pattern add a method to App:DocumentObject getAdapter(typeID) that if possible return an an Adpter that implement the requested type If necessary can be implemented a global AdpterManager where AdapterFactory can be registered It is a pattern implemented in Eclipse https://wiki...

thank's for the answer. Yes I would create something like a slicer using the freecad library to support arc and advanced editing like create non planar layer. I'll take a look at libarea

I want to create an additive operation like 3d printing. What I need to change?
add a new tool type and an operation similar to pocket but in reverse direction. Someone has some hint on how to proceed?
thanks