l">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../../dart-html/Event-class.html">Event</a></span>&gt;</span></span>
                  <span class="name ">onRateChange</span>
          <div class="features">override</div>
</section>
        
                        <section class="summary source-code" id="source">
          <h2><span>Implementation</span></h2>
          <pre class="language-dart"><code class="language-dart">Stream&lt;Event&gt; get onRateChange =&gt; Eleme