Teach Yourself Visually™ Flash® CS4 Professional

You can use layer masks to only

show or hide a portion of your

layer. A mask is like a stencil or

paper cutout, where you can see

what is behind it through the

holes. In Flash, you can have

many layers

masked by a single

layer mask.

Make a Layer Mask

Make a

Layer Mask

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CREATE A MASK LAYER

1 Click the layer to which you want

to add a mask.

2 Click .

l

A new layer appears.

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11

22

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3 Right-click the new layer’s name.

4 Click Mask.

The Stage appears blank because

there is not yet any content in the

mask layer. Flash marks the layer

as a mask layer, locks it against

any changes, and links it to the

layer below.

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