1 files changed, 7 insertions, 2 deletions
diff --git a/src/datavisualization/engine/qabstract3dgraph_p.h b/src/datavisualization/engine/qabstract3dgraph_p.h
index 18e88c92..e1ccab92 100644
--- a/src/datavisualization/engine/qabstract3dgraph_p.h
+++ b/src/datavisualization/engine/qabstract3dgraph_p.h
@@ -40,6 +40,7 @@ QT_DATAVISUALIZATION_BEGIN_NAMESPACE
 
 class QAbstract3DGraph;
 class Abstract3DController;
+class QAbstract3DAxis;
 
 class QAbstract3DGraphPrivate : public QObject
 {
@@ -48,15 +49,19 @@ public:
     QAbstract3DGraphPrivate(QAbstract3DGraph *q);
     ~QAbstract3DGraphPrivate();
 
-    void render();
-
     void setVisualController(Abstract3DController *controller);
     void handleDevicePixelRatioChange();
 
+    void render();
+
 public slots:
     void renderLater();
     void renderNow();
 
+    virtual void handleAxisXChanged(QAbstract3DAxis *axis) = 0;
+    virtual void handleAxisYChanged(QAbstract3DAxis *axis) = 0;
+    virtual void handleAxisZChanged(QAbstract3DAxis *axis) = 0;
+
 public:
     QAbstract3DGraph *q_ptr;