- // vertices classed "sibling" include: (see svg/vertices.js)
- // - children of selected ways or multipolygons
- // - vertices sharing a way with selected vertices
- var selection$$1 = selectAll('g.vertex-persistent.' + entity.id),
- isSelected = !selection$$1.empty() &&
- (selection$$1.classed('selected') || selection$$1.classed('sibling'));
-
- isCancelled = event.sourceEvent.shiftKey || !(wasMidpoint || isSelected) ||
+ // Things allowed to be dragged include:
+ // - midpoints
+ // - nodes that are selected
+ // - vertices that are selected
+ // - vertices classed 'sibling' which includes (see svg/vertices.js)
+ // - children of selected ways or multipolygons
+ // - vertices sharing a way with selected vertices
+ var selector$$1 = 'g.node.point.selected.' + entity.id +
+ ', g.vertex-persistent.selected.' + entity.id +
+ ', g.vertex-persistent.sibling.' + entity.id;
+
+ var isDraggable = wasMidpoint || !select(selector$$1).empty();
+
+ isCancelled = event.sourceEvent.shiftKey || !isDraggable ||