ation"><a href="dart-core/int-class.html">int</a></span> <span class="parameter-name">scrollIndex</span>, </span> <span class="parameter" id="updateNode-param-scrollPosition"><span class="type-annotation"><a href="dart-core/double-class.html">double</a></span> <span class="parameter-name">scrollPosition</span>, </span> <span class="parameter" id="updateNode-param-scrollExtentMax"><span class="type-annotation"><a href="dart-core/double-class.html">double</a></span> <span class="parameter-name">scrollExtentMa