Base class for GetObject, GetPoint, GetSphere, etc. You will never directly create a GetBaseClass but you will use its member functions after calling GetObject.Gets(), GetPoint.Get(), and so on. Provides tools to set command prompt, set command options, and specify if the "get" can optionally accept numbers, nothing (pressing enter), and undo.

Used to get integer numbers.

Use GetLine class to interactively get a line. The Rhino "Line" command uses GetLine.

Used to get double precision numbers.

The GetObject class is the tool commands use to interactively select objects.

If you want to explicitly get string input, then use GetString class with options. If you only want to get options, then use this class (GetOption)

Provides storage for picking operations.

If an object passes the geometry TYPE filter, then the geometry ATTRIBUTE filter is applied.

Picking can happen in wireframe or shaded display mode

Provides picking values that describe common CAD picking behavior.