5

• Dragging toward the point makes the curve progressively looser.
Very smooth B-Spline point
Smooth B-Spline point Linear B-Spline point
Note: After the handle appears, you can modify the curve without the Command key.
Drag the handle away from the point to make the curve sharper. Drag the handle toward
the point to make the curve looser.
µ
After creating handle by Command-dragging a B-Spline point, Command-click the handle
to switch between three progressively sharper amounts of curvature.
µ
Control-click a B-Spline point, then choose Very Smooth, Smooth, or Linear from the
shortcut menu.
Using a Shape Outline as a Paint Stroke
You can convert a shape outline into a paint stroke by modifying the Brush Type in the
Inspector. After a shape outline is assigned a different brush type, paint stroke parameters
become available. You can modify and animate its brush parameters, as well as apply the
Sequence Paint behavior.
To convert an existing shape into an editable paint stroke
1 Select an existing shape.
2 In the Shape HUD or Style pane of the Shape Inspector, select the Outline checkbox.
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
1145Chapter 20 Using Shapes, Masks, and Paint Strokes