profile: pass dive to RulerItem

Instead of accessing the global displayed_dive variable
in RulerItem, pass the dive. This is a step in making the
profile reentrant.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

1 files changed, 2 insertions, 1 deletions

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;