Make background margin configurable

Added margin as abstract graph property.
If the margin is narrow, the positions of theedge labels of the axes
are adjusted to avoid overlap with edge labels on other axes.

Task-number: QTRD-3204
Change-Id: I7fa5a04c8f2091519d99689ef2f6cbcf799fb15e
Reviewed-by: Mika Salmela <mika.salmela@digia.com>
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/datavisualization/engine/abstract3drenderer_p.h b/src/datavisualization/engine/abstract3drenderer_p.h
index 6d134ee3..997362d5 100644
--- a/src/datavisualization/engine/abstract3drenderer_p.h
+++ b/src/datavisualization/engine/abstract3drenderer_p.h
@@ -136,6 +136,7 @@ public:
     virtual void updateHorizontalAspectRatio(float ratio);
     virtual void updatePolar(bool enable);
     virtual void updateRadialLabelOffset(float offset);
+    virtual void updateMargin(float margin);
 
     virtual QVector3D convertPositionToTranslation(const QVector3D &position,
                                                    bool isAbsolute) = 0;
@@ -297,8 +298,12 @@ protected:
     QQuaternion m_xFlipRotation;
     QQuaternion m_zFlipRotation;
 
+    float m_requestedMargin;
     float m_vBackgroundMargin;
     float m_hBackgroundMargin;
+    float m_scaleXWithBackground;
+    float m_scaleYWithBackground;
+    float m_scaleZWithBackground;
 
     QVector3D m_oldCameraTarget;