1 files changed, 5 insertions, 11 deletions
diff --git a/stats/statsseries.h b/stats/statsseries.h
index 5c1833c8a..2494569e6 100644
--- a/stats/statsseries.h
+++ b/stats/statsseries.h
@@ -4,26 +4,20 @@
 #ifndef STATS_SERIES_H
 #define STATS_SERIES_H
 
-#include <QScatterSeries>
+#include <QPointF>
 
-namespace QtCharts {
-	class QChart;
-}
+class QGraphicsScene;
 class StatsAxis;
 
-// We derive from a proper scatter series to get access to the map-to
-// and map-from coordinates calls. But we don't use any of its functionality.
-// This should be removed in due course.
-
-class StatsSeries : public QtCharts::QScatterSeries {
+class StatsSeries {
 public:
-	StatsSeries(QtCharts::QChart *chart, StatsAxis *xAxis, StatsAxis *yAxis);
+	StatsSeries(QGraphicsScene *scene, StatsAxis *xAxis, StatsAxis *yAxis);
 	virtual ~StatsSeries();
 	virtual void updatePositions() = 0;	// Called if chart geometry changes.
 	virtual bool hover(QPointF pos) = 0;	// Called on mouse movement. Return true if an item of this series is highlighted.
 	virtual void unhighlight() = 0;		// Unhighlight any highlighted item.
 protected:
-	QtCharts::QChart *chart;
+	QGraphicsScene *scene;
 	StatsAxis *xAxis, *yAxis;		// May be zero for charts without axes (pie charts).
 	QPointF toScreen(QPointF p);
 };