Autotek autocad raster design 2010 用户手册

NOTE This command is available only for bitonal images.

1 Click Image menu  ➤  Remove  ➤  Arc Entity.

2 Select the raster arc using one of the following methods

■

Select a single point on the arc.

■

Enter c and then select the center point, the start point, and the end
point. Instead of selecting the end point, you can also enter a and
specify the angle, or you can enter l (lowercase L) and specify the
chord length.

■

Enter 3p and select the start point, the second point, and the end
point of the arc.

Menu

Image  ➤  Remove  ➤  Arc Entity

Raster Design Toolbar

Command Line

idelarc

You can delete a raster circle that you define as a primitive object.

When you remove the circle, Raster Design automatically cleans up the
intersections of the circle with other raster entities.

You can use raster snaps to assist in selecting the raster circle. For more
information, see 

 (page 237).

NOTE This command is available only for bitonal images.

Removing Raster Entities Using REM Commands | 159