lass="Prototype"><tr><td class="prettyprint">mxStackLayout.prototype.horizontal</td></tr></table></blockquote>Specifies the orientation of the layout. </div></div><div class=CToolTip id="tt1559"><div class=CVariable><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td class="prettyprint">mxSwimlaneManager.prototype.horizontal</td></tr></table></blockquote>Specifies the orientation of the swimlanes. </div></div><div class=CToolTip id="tt1560"><div class=CVariable><blockquote><tab