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            <h1>Animation</h1>
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                  <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">class</span> <span class="kt">Animation</span> <span class="p">:</span> <span class="kt">NSObject</span></code></pre>

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            <p><code>Animation</code> is used to set presentation and dismissal animations for presentabl