Graphics Programs Reference
In-Depth Information
NOTE
If all the lines don't trim as you would expect, you may have to
change the setting for the EDGEMODE system variable. Cancel the trim opera-
tion, and undo any trims you've made to the sliding glass door. enter
EDGEMODE
↵
and then enter
0
↵
. Now start the
TRIM
command and continue trimming.
EDGEMODE
controls how the
TRIM
and
EXTEND
commands determine cut-
ting edges. When set to its default value of
0
,
EDGEMODE
uses the selected
edge without any extensions. When set to
1
,
EDGEMODE
extends or trims the
selected object to an imaginary extension of the cutting or boundary edge.
19.
Start the
LINE
command, hold down the Shift key, right-click; and
then select the Midpoint osnap option from the context menu.
20.
For each of the two sliding door frames, draw a line from the mid-
point of the inside frame (nearest the jamb) to a point perpendicular
to the frame section in the middle. To do this:
a.
Place the cursor near the midpoint of the inside line of the
frame section nearest the jamb. When the colored triangle
appears there, click.
b.
Enter
PER
↵
or click the Perpendicular osnap from the Object
Snap context menu, and move the cursor to the other frame
section of that door panel.
c.
When you get near the horizontal line that represents both the
inside edge of one frame section and the back edge of the frame
section next to it, the colored Perpendicular osnap marker will
appear on that line, as shown in Figure 4.72. When it does,
select that point.
FiGuRE 4.72
Using the Perpendicular osnap to set the endpoint of the line
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