10. Animation with Shape Tweening
In shape tweening, as in motion tweening, you define the beginning and ending graphics in keyframes. Macromedia Flash 8 creates the in-between frames, redrawing the graphic with incremental changes that transform it. The important difference between motion tweening and shape tweening is that motion tweening requires graphics that are in containers (drawing-objects, groups, symbols, or text boxes qualify), and shape tweening requires editable graphics (merge-shapes and drawing-objects qualify).
You can use shape tweens to change properties of graphics—size, color, location, and so on. Shape-tweened graphics can move in straight lines, but they can’t automatically follow a motion path or rotate a certain number ...
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