Handle data proxy change on the controller

Adds a connection to controllers to react dataProxyChange signal.

Task-number: QTBUG-57291
Change-Id: Ia9ad6880418ec861381e1a5363ce38f8d0bda2e8
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/datavisualization/engine/bars3dcontroller.cpp b/src/datavisualization/engine/bars3dcontroller.cpp
index 1cfc4e64..6b304026 100644
--- a/src/datavisualization/engine/bars3dcontroller.cpp
+++ b/src/datavisualization/engine/bars3dcontroller.cpp
@@ -147,7 +147,12 @@ void Bars3DController::synchDataToRenderer()
 
 void Bars3DController::handleArrayReset()
 {
-    QBar3DSeries *series = static_cast<QBarDataProxy *>(sender())->series();
+    QBar3DSeries *series;
+    if (qobject_cast<QBarDataProxy *>(sender()))
+        series = static_cast<QBarDataProxy *>(sender())->series();
+    else
+        series = static_cast<QBar3DSeries *>(sender());
+
     if (series->isVisible()) {
         adjustAxisRanges();
         m_isDataDirty = true;