From caa8c6f2dc8bbf8eca0e6fe137d0654104601690 Mon Sep 17 00:00:00 2001
From: Samuel Fadel <samuelfadel@gmail.com>
Date: Mon, 11 Jan 2016 13:15:49 +0100
Subject: BarChart: Added const to relevant method(s).

---
 barchart.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'barchart.h')

diff --git a/barchart.h b/barchart.h
index ccbb13e..164e0eb 100644
--- a/barchart.h
+++ b/barchart.h
@@ -12,7 +12,7 @@ public:
     ~BarChart();
 
 signals:
-    void valuesChanged(const arma::vec &values);
+    void valuesChanged(const arma::vec &values) const;
 
 public slots:
     void setValues(const arma::vec &values);
@@ -23,7 +23,7 @@ protected:
     void mousePressEvent(QMouseEvent *event);
 
 private:
-    QSGNode *newBarNode();
+    QSGNode *newBarNode() const;
     void updateBarNodeGeom(QSGNode *barNode, float x, float width, float height);
     void updateBars(QSGNode *root);
 
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