a&&this.graph.model.isVertex(b)&&null!=c&&null==c.parentHighlight&&(this.parentHighlight=this.createParentHighlightShape(c),this.parentHighlight.dialect=mxConstants.DIALECT_SVG,this.parentHighlight.pointerEvents=!1,this.parentHighlight.rotation=Number(c.style[mxConstants.STYLE_ROTATION]||"0"),this.parentHighlight.init(this.graph.getView().getOverlayPane()),this.parentHighlight.redraw(),c.parentHighlight=this.parentHighlight,this.parentHighlight.state=c)}};