mxGraphView.prototype.isLoopStyleEnabled=function(a,b,c,d){var e=this.graph.getConnectionConstraint(a,c,!0),f=this.graph.getConnectionConstraint(a,d,!1);return!(null==b||2>b.length)||mxUtils.getValue(a.style,mxConstants.STYLE_ORTHOGONAL_LOOP,!1)&&(null!=e&&null!=e.point||null!=f&&null!=f.point)?!1:null!=c&&c==d};