mxCompactTreeLayout.prototype.layoutLeaf=function(a){var b=2*this.nodeDistance;a.contour.upperTail=this.createLine(a.height+b,0);a.contour.upperHead=a.contour.upperTail;a.contour.lowerTail=this.createLine(0,-a.width-b);a.contour.lowerHead=this.createLine(a.height+b,0,a.contour.lowerTail)};