2011

Adjust Panel
Contrast Controls the contrast and the fading effect of the underlay. The
greater the value, the more each pixel is forced to its primary secondary color.
Fade Controls the appearance of the linework. The greater the value, the
lighter the linework in the underlay appears.
Display in Monochrome Displays the underlay in black and white.
Clipping Panel
Create Clipping Boundary (
DGNCLIP on page 537) Crops the display of a
selected DGN underlay to a specified boundary.
Create Clipping Boundary (DGNCLIP on page 537) Deletes the clipping
boundary.
Options Panel
Show Underlay Hides or displays the underlay.
Enable Snap Determines whether object snapping is active for geometry in
the DGN underlay.
External References (
EXTERNALREFERENCES on page 771) Opens the
External References palette.
DGN Layers Panel
Edit Layers (ULAYERS on page 1992) Controls the display of layers in a DWF,
DWFx, PDF, or DGN underlay.
-DGNATTACH
Quick Reference
See also:
■ Attach Files as Underlays
Attach a DGN underlay from the command line.
Summary
When you attach a DGN file as an underlay, you link that referenced file to
the current drawing. Any changes to the referenced file are displayed in the
current drawing when it is opened or reloaded.
-DGNATTACH | 535