3 files changed, 6 insertions, 4 deletions
diff --git a/profile-widget/profilewidget2.cpp b/profile-widget/profilewidget2.cpp
index 49f99d20c..90638649d 100644
--- a/profile-widget/profilewidget2.cpp
+++ b/profile-widget/profilewidget2.cpp
@@ -691,7 +691,7 @@ void ProfileWidget2::plotDive(const struct dive *d, bool force, bool doClearPict
 	cylinderPressureAxis->setMinimum(plotInfo.minpressure);
 	cylinderPressureAxis->setMaximum(plotInfo.maxpressure);
 #ifndef SUBSURFACE_MOBILE
-	rulerItem->setPlotInfo(plotInfo);
+	rulerItem->setPlotInfo(&displayed_dive, plotInfo);
 #endif
 
 #ifdef SUBSURFACE_MOBILE
diff --git a/profile-widget/ruleritem.cpp b/profile-widget/ruleritem.cpp
index 4cf766130..e5a420d34 100644
--- a/profile-widget/ruleritem.cpp
+++ b/profile-widget/ruleritem.cpp
@@ -113,7 +113,7 @@ void RulerItem2::recalculate()
 	}
 	QLineF line(startPoint, endPoint);
 	setLine(line);
-	compare_samples(&pInfo, source->idx, dest->idx, buffer, 500, 1);
+	compare_samples(dive, &pInfo, source->idx, dest->idx, buffer, 500, 1);
 	text = QString(buffer);
 
 	// draw text
@@ -148,8 +148,9 @@ RulerNodeItem2 *RulerItem2::destNode() const
 	return dest;
 }
 
-void RulerItem2::setPlotInfo(const plot_info &info)
+void RulerItem2::setPlotInfo(const struct dive *d, const plot_info &info)
 {
+	dive = d;
 	pInfo = info;
 	dest->setPlotInfo(info);
 	source->setPlotInfo(info);
diff --git a/profile-widget/ruleritem.h b/profile-widget/ruleritem.h
index 14cdbe36f..182303c17 100644
--- a/profile-widget/ruleritem.h
+++ b/profile-widget/ruleritem.h
@@ -36,7 +36,7 @@ public:
 	explicit RulerItem2();
 	void recalculate();
 
-	void setPlotInfo(const struct plot_info &pInfo);
+	void setPlotInfo(const struct dive *d, const struct plot_info &pInfo);
 	RulerNodeItem2 *sourceNode() const;
 	RulerNodeItem2 *destNode() const;
 	void setAxis(DiveCartesianAxis *time, DiveCartesianAxis *depth);
@@ -47,6 +47,7 @@ slots:
 	void settingsChanged(bool toggled);
 
 private:
+	const struct dive *dive;
 	struct plot_info pInfo;
 	QPointF startPoint, endPoint;
 	RulerNodeItem2 *source, *dest;