Cleanup: constify threshold pointers in DiveProfileItem

These were pointers into the global prefs object. The user must
not use these to modify the settings, therefore make them
pointers-to-const.

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

4 files changed, 6 insertions, 6 deletions

diff --git a/profile-widget/diveprofileitem.cpp b/profile-widget/diveprofileitem.cpp
index 932586f12..ef47b0d59 100644
--- a/profile-widget/diveprofileitem.cpp
+++ b/profile-widget/diveprofileitem.cpp
@@ -999,7 +999,7 @@ void PartialPressureGasItem::paint(QPainter *painter, const QStyleOptionGraphics
 	painter->restore();
 }
 
-void PartialPressureGasItem::setThresholdSettingsKey(double *prefPointerMin, double *prefPointerMax)
+void PartialPressureGasItem::setThresholdSettingsKey(const double *prefPointerMin, const double *prefPointerMax)
 {
 	thresholdPtrMin = prefPointerMin;
 	thresholdPtrMax = prefPointerMax;
diff --git a/profile-widget/diveprofileitem.h b/profile-widget/diveprofileitem.h
index 3b9a49e82..f09c101d1 100644
--- a/profile-widget/diveprofileitem.h
+++ b/profile-widget/diveprofileitem.h
@@ -213,14 +213,14 @@ public:
 	PartialPressureGasItem();
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
 	void modelDataChanged(const QModelIndex &topLeft = QModelIndex(), const QModelIndex &bottomRight = QModelIndex());
-	void setThresholdSettingsKey(double *prefPointerMin, double *prefPointerMax);
+	void setThresholdSettingsKey(const double *prefPointerMin, const double *prefPointerMax);
 	void setVisibilitySettingsKey(const QString &setVisibilitySettingsKey);
 	void setColors(const QColor &normalColor, const QColor &alertColor);
 
 private:
 	QVector<QPolygonF> alertPolygons;
-	double *thresholdPtrMin;
-	double *thresholdPtrMax;
+	const double *thresholdPtrMin;
+	const double *thresholdPtrMax;
 	QString visibilityKey;
 	QColor normalColor;
 	QColor alertColor;
diff --git a/profile-widget/profilewidget2.cpp b/profile-widget/profilewidget2.cpp
index ac1af3951..ee462e8f5 100644
--- a/profile-widget/profilewidget2.cpp
+++ b/profile-widget/profilewidget2.cpp
@@ -378,7 +378,7 @@ void ProfileWidget2::replot(struct dive *d)
 }
 
 void ProfileWidget2::createPPGas(PartialPressureGasItem *item, int verticalColumn, color_index_t color, color_index_t colorAlert,
-				 double *thresholdSettingsMin, double *thresholdSettingsMax)
+				 const double *thresholdSettingsMin, const double *thresholdSettingsMax)
 {
 	setupItem(item, gasYAxis, verticalColumn, DivePlotDataModel::TIME, 0);
 	item->setThresholdSettingsKey(thresholdSettingsMin, thresholdSettingsMax);
diff --git a/profile-widget/profilewidget2.h b/profile-widget/profilewidget2.h
index 170019269..b7cdc8e66 100644
--- a/profile-widget/profilewidget2.h
+++ b/profile-widget/profilewidget2.h
@@ -171,7 +171,7 @@ private: /*methods*/
 	struct plot_data *getEntryFromPos(QPointF pos);
 	void addActionShortcut(const Qt::Key shortcut, void (ProfileWidget2::*slot)());
 	void createPPGas(PartialPressureGasItem *item, int verticalColumn, color_index_t color, color_index_t colorAlert,
-			 double *thresholdSettingsMin, double *thresholdSettingsMax);
+			 const double *thresholdSettingsMin, const double *thresholdSettingsMax);
 	void clearPictures();
 private:
 	DivePlotDataModel *dataModel;