Apple Motion 4 - Manual (Page 350)

All the layers in the project temporarily scale down and spread out over the Canvas. Each
layer in the project is represented by a white frame in the Canvas. Moving the pointer
over a frame shows the layer’s name.
Canvas after invoking
Expose All Layers command Canvas before invoking
Expose All Layers command
3 Select the layer you want to work on.
The layers move and rescale back to their original positions, the element is selected in
the Canvas, and the playhead moves to the first frame of the selected layer.
Exposing Active Layers
The Expose Active Layers command lets you view the layers that are active at the position
of the playhead in the Timeline.
To expose objects that are active at the playhead position
1 Click anywhere in the Canvas.
2 Press X.
All the layers active at the current position of the playhead temporarily scale down and
spread out over the Canvas. Each active layer is represented by a white frame in the
Canvas. Moving the pointer over a frame reveals the layer’s name.
3 Select the object you want to work on.
The elements move and rescale back to their original positions, the element is selected
in the Canvas, and the playhead moves to the first frame of the selected object.
350 Chapter 7 Basic Compositing