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    | • | 
    NavigateComponent
    Sequence Diagram 
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    – | 
    Actor
    initializes display of the model; a 
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    wireframe
    is returned. 
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    – | 
    Actor
    could draw components of the model; a 
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    new
    wireframe is returned. 
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    – | 
    Actor
    could rotate and zoom 
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    model/components;
    a new wireframe is 
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    returned. 
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