mxEdgeHandler.prototype.updatePreviewState=function(a,b,c,d,e){var f=this.isSource?c:this.state.getVisibleTerminalState(!0),g=this.isTarget?c:this.state.getVisibleTerminalState(!1),k=this.graph.getConnectionConstraint(a,f,!0),l=this.graph.getConnectionConstraint(a,g,!1),m=this.constraintHandler.currentConstraint;null==m&&e&&(null!=c?(d.isSource(this.marker.highlight.shape)&&(b=new mxPoint(d.getGraphX(),d.getGraphY())),m=this.graph.getOutlineConstraint(b,c,d),this.constraintHandler.setFocus(d,c,this.isSource),