2013

Table Of Contents
object, distinct from the objects used to create it. You can edit it using the
same methods used to edit other polylines.
To expedite the boundary selection process in large or complex drawings, you
can specify a group of boundary candidates, called a boundary set. You create
this set by selecting the objects you want to use to define the boundary.
See also:
Modify Splines (page 245)
Modify Polylines (page 243)
Break and Join Objects (page 241)
Control Lineweights (page 123)
Draw Donuts
Donuts are filled rings or solid-filled circles that actually are closed polylines
with width.
To create a donut, you specify its inside and outside diameters and its center.
You can continue creating multiple copies with the same diameter by
specifying different center points. To create solid-filled circles, specify an inside
diameter of 0.
184 | Chapter 6 Create and Modify Objects