Part Offset2D

...UNDER CONSTRUCTION...

Description
Part 2D Offset constructs a wire, parallel to the original wire, at a certain distance from it. Or enlarges/shrinks a planar face, similarly.

The wire/face must be planar. There can be multiple wires in one object.

How to use

 * 1) Select an object to offset
 * 2) Invoke Part Offset2D command.
 * 3) Set up the offset in Task Panel, and accept the dialog.

A 2D Offset parametric object is created. Original objects are switched to wireframe display mode.

Properties
...
 * : The distance to enlarge the wire/face by. If negative, the wire/face is shrunk instead.

Scripting
The tool can by used in macros and from the python console by using the following function: f = App.ActiveDocument.addObject("Part::Offset2D", "Offset2D")

2D offset is also available as a method of Part.Shape:

Version
The tool was introduced in FreeCAD v0.17.???. Most of non-default modes will only work with OCC 7.0.0 or later.