Autodesk AUTOCAD PLANT 3D 2011 - SYSTEM REQUIREMENTS, Tutorials Manual

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Grip edit a floating curve entity
1 Pan to the area around circles D and E.
2 Select the grip in circle D. It turns red.
3 Click a new location for the grip.
Notice that the pass-through point grip in circle F does not move.
4 Select the pass-through point grip in circle E. It turns red.
5 Click a new location for the grip.
Notice that the pass-through point grip in circle D does not move.
The spiral-curve entity in circle D moves along the preceding tangent to
accommodate the new pass-through point.
To see how grip editing affects curve specifications, in the next few steps
you will add a segment label to the curve. This label shows curve length
and radius. The values update each time you reshape the curve.
Notice that with this type of curve, if you edit the triangular PI grip, the
curve radius does not change.
6 Click Alignment tab
➤
Labels & Tables panel
➤
Add Labels
drop-down
➤
Single Segment .
7 Click the curve in circle D. A label is placed on the curve.
8 Press Enter to end the label command.
9 Click the curve to activate the grips.
10 Edit the curve using the pass-through point grip.
Notice that while the grip is active, you can use dynamic input to enter
a specific pass-through point. You may also enter a specific value in the
Alignment Layout Parameters window.
11 Press Esc to deselect the alignment. The label shows the new length of
the curve.
12 Close this drawing.
To continue this tutorial, go to Exercise 3: Applying a Mask to an Alignment
(page 227).
226 | Chapter 8 Alignments Tutorials