make it easier to override how nodes are dragged

dound · May 14, 2009 · be0c2b8 · be0c2b8
1 parent b5e9a1e
commit be0c2b8
Showing 1 changed file with 13 additions and 2 deletions.
diff --git a/gui/src/org/pzgui/PZWindowEventListener.java b/gui/src/org/pzgui/PZWindowEventListener.java
@@ -224,10 +224,21 @@ public void mouseDragged(MouseEvent e) {
             }
         }
         else {
-            // if a node is selected, handle dragging it
-            selNode.drag(x, y);
+            dragNode(selNode, x, y);
         }
     }
+
+    /**
+     * Called when a node has been dragged.
+     * 
+     * @param selNode  the node being dragged
+     * @param x        current x coordinate of the drag
+     * @param y        current y coordinate of the drag
+     */
+    public void dragNode(Drawable selNode, int x, int y) {
+        // if a node is selected, handle dragging it
+        selNode.drag(x, y);
+    }
 
     /** Tells the manager where the mouse is now. */
     public void mouseMoved(MouseEvent e) {