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-rw-r--r--src/datavisualization/engine/abstract3dcontroller_p.h2
-rw-r--r--src/datavisualization/engine/abstract3drenderer_p.h2
-rw-r--r--src/datavisualization/engine/bars3drenderer_p.h2
-rw-r--r--src/datavisualization/engine/qabstract3dgraph_p.h2
-rw-r--r--src/datavisualization/engine/scatter3drenderer_p.h2
5 files changed, 7 insertions, 3 deletions
diff --git a/src/datavisualization/engine/abstract3dcontroller_p.h b/src/datavisualization/engine/abstract3dcontroller_p.h
index 9c24711b..32c17c45 100644
--- a/src/datavisualization/engine/abstract3dcontroller_p.h
+++ b/src/datavisualization/engine/abstract3dcontroller_p.h
@@ -40,7 +40,7 @@
#include <QtCore/QTime>
#include <QtCore/QLocale>
-class QOpenGLFramebufferObject;
+QT_FORWARD_DECLARE_CLASS(QOpenGLFramebufferObject)
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
diff --git a/src/datavisualization/engine/abstract3drenderer_p.h b/src/datavisualization/engine/abstract3drenderer_p.h
index 2d912e40..bbc903bf 100644
--- a/src/datavisualization/engine/abstract3drenderer_p.h
+++ b/src/datavisualization/engine/abstract3drenderer_p.h
@@ -39,7 +39,7 @@
#include "seriesrendercache_p.h"
#include "customrenderitem_p.h"
-class QOffscreenSurface;
+QT_FORWARD_DECLARE_CLASS(QOffscreenSurface)
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
diff --git a/src/datavisualization/engine/bars3drenderer_p.h b/src/datavisualization/engine/bars3drenderer_p.h
index dcb7764e..f71d91a9 100644
--- a/src/datavisualization/engine/bars3drenderer_p.h
+++ b/src/datavisualization/engine/bars3drenderer_p.h
@@ -34,8 +34,10 @@
#include "abstract3drenderer_p.h"
#include "barrenderitem_p.h"
+QT_BEGIN_NAMESPACE
class QPoint;
class QSizeF;
+QT_END_NAMESPACE
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
diff --git a/src/datavisualization/engine/qabstract3dgraph_p.h b/src/datavisualization/engine/qabstract3dgraph_p.h
index 4161f32b..e95e7d9e 100644
--- a/src/datavisualization/engine/qabstract3dgraph_p.h
+++ b/src/datavisualization/engine/qabstract3dgraph_p.h
@@ -31,8 +31,10 @@
#include "datavisualizationglobal_p.h"
+QT_BEGIN_NAMESPACE
class QOpenGLContext;
class QOffscreenSurface;
+QT_END_NAMESPACE
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
diff --git a/src/datavisualization/engine/scatter3drenderer_p.h b/src/datavisualization/engine/scatter3drenderer_p.h
index 8d72af84..cb6decde 100644
--- a/src/datavisualization/engine/scatter3drenderer_p.h
+++ b/src/datavisualization/engine/scatter3drenderer_p.h
@@ -34,7 +34,7 @@
#include "abstract3drenderer_p.h"
#include "scatterrenderitem_p.h"
-class QSizeF;
+QT_FORWARD_DECLARE_CLASS(QSizeF)
QT_BEGIN_NAMESPACE_DATAVISUALIZATION