e">public  class  ColumnStack</td></tr><tr><td class="classHeaderTableLabel">Inheritance</td><td class="inheritanceList">ColumnStack  <img src="../../../../images/inherit-arrow.gif" title="Inheritance" alt="Inheritance" class="inheritArrow"> <a href="../../../../org/axiis/charts/groupings/GroupingBase.html">GroupingBase</a> <img src="../../../../images/inherit-arrow.gif" title="Inheritance" alt="Inheritance" class="inheritArrow"> <a href="../../../../org/axiis/core/BaseLayout.html">BaseLayout</a> <img src="