     <li>addEventListener
</li>
      <li>dispatchEvent
</li>
      <li><a href="polymer_app_layout/ScreenOrientation/lock.html">lock</a>
</li>
      <li>removeEventListener
</li>
      <li><a href="polymer_app_layout/ScreenOrientation/unlock.html">unlock</a>
</li>
    </ol>

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  <div class="col-xs-12 col-sm-9 col-md-6 main-content">

    <section class="multi-line-signature">
        <span class="returntype">int</span>
        <span class="name ">angle</span>
        <div 