mxStackLayout.prototype.getParentSize=function(a){var b=this.graph.getModel(),c=b.getGeometry(a);null!=this.graph.container&&(null==c&&b.isLayer(a)||a==this.graph.getView().currentRoot)&&(c=new mxRectangle(0,0,this.graph.container.offsetWidth-1,this.graph.container.offsetHeight-1));return c};