If necessary, change the direction of the origin sheet as
follows:
Right-click to open the context-sensitive menu.
Select one of the following:
Vertical
Horizontal
Default (direction of the riser on a sloping plane)
Select the direction
Select the start point of the direction line.
Select the end point of the direction line.
If necessary, change the location of the origin sheet's
locating point as follows:
Right-click to open the context-sensitive menu.
Select Locating point.
Choose one of the nine radio buttons in the dialog box,
corresponding to the points of the origin sheet:
If the horizontal structure has framing, you can lock the
cursor to the direction of a joist as follows:
Move the cursor near a joist.
Right-click to open the context-sensitive menu.
Select Constrain to piece .
Select a location for the origin point.
Note
Before selecting a location for the origin point, you can
change the origin sheet's direction to horizontal or vertical also
by using the cursor keys Arrow right or Arrow left.
You can also move the origin sheet by dragging from the grip
point. Select the grip point and, if necessary, change the
direction and locating point of the origin point as depicted
above.