修复bug

src/graphic/Service/RoadService.js

@@ -616,6 +616,11 @@ export default class RoadService {
     this.subtraRoadFromIntersect(road.startId, roadId);
     this.subtraRoadFromIntersect(road.endId, roadId);
     dataService.deleteRoad(roadId);
+
+    dataService.deleteCrossPointForEdge(road.leftEdgeId, "start");
+    dataService.deleteCrossPointForEdge(road.leftEdgeId, "end");
+    dataService.deleteCrossPointForEdge(road.rightEdgeId, "start");
+    dataService.deleteCrossPointForEdge(road.rightEdgeId, "end");
   }
 
   setRoadPointId(roadId, pointId, dir) {