Apple Motion 4 - Manual (Page 1103)

Modify any Outline parameter you want. In this example, the outline is widened and
colored orange.
Default circle shape with Outline checkbox
deselected Circle shape with Outline checkbox selected
Note: A line shape has no fill and is a paint stroke upon creation.
3 If you don’t want the shape filled, deselect the Fill checkbox in the Shape HUD or Inspector.
Note: Solid must be chosen from the Brush Type pop-up menu in the Style pane of the
Shape Inspector for the shape fill options to remain available.
Once Fill is deselected, the shape icon in the Layers tab becomes a paint stroke icon.
Paint stroke icon
1103 Chapter 17 Using Shapes, Masks, and Paint Strokes