[fix] prevent default in drag started event

cedoor · Aug 27, 2019 · c31efee · c31efee
1 parent ef85b8b
commit c31efee
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/map/handlers/drag.ts b/src/map/handlers/drag.ts
@@ -42,6 +42,8 @@ export default class Drag {
      * @param {Node} node
      */
     private started(node: Node) {
+        d3.event.sourceEvent.preventDefault();
+
         this.orientation = this.map.nodes.getOrientation(node);
         this.descendants = this.map.nodes.getDescendants(node);