1 files changed, 4 insertions, 2 deletions
diff --git a/examples/widgets/graphicsview/chip/view.h b/examples/widgets/graphicsview/chip/view.h
index ea7bd414f5..cb5be6282b 100644
--- a/examples/widgets/graphicsview/chip/view.h
+++ b/examples/widgets/graphicsview/chip/view.h
@@ -86,8 +86,10 @@ public:
     QGraphicsView *view() const;
 
 public slots:
-    void zoomIn(int level = 1);
-    void zoomOut(int level = 1);
+    void zoomIn();
+    void zoomOut();
+    void zoomInBy(int level);
+    void zoomOutBy(int level);
 
 private slots:
     void resetView();