 Allegro 5.0 - Lab for Datum Dimensioning (Part 2)

   The purpose of this lab is to show the user how to use Datum Dimensioning in the group/window mode.

 1) Select  Datum  command.

 2) Select "Group" from popup.  Pick on each of the four line segments making up the board outline below.  Select "Complete" from the popup.

 3) Place the cursor at point p1.  You are now defining both the horizontal andvertical extension line boundaries for all dimensions associated with the group of elements selected.  Pick at point p1.

 4) Note that dimensions for all four corners have been automatically created with no duplications.  This is a relatively powerful drafting tool which requires practice to be used effectively.

 5) Press <F1> to continue to next frame ...
