Changed color scale internal point to const.

2 files changed, 3 insertions, 3 deletions

diff --git a/scatterplot.cpp b/scatterplot.cpp
index 5b7e82d..8f08fee 100644
--- a/scatterplot.cpp
+++ b/scatterplot.cpp
@@ -26,7 +26,7 @@ Scatterplot::Scatterplot(QQuickItem *parent)
     setFlag(QQuickItem::ItemHasContents);
 }
 
-void Scatterplot::setColorScale(ColorScale *colorScale)
+void Scatterplot::setColorScale(const ColorScale *colorScale)
 {
     if (!colorScale) {
         return;
diff --git a/scatterplot.h b/scatterplot.h
index f577819..2997425 100644
--- a/scatterplot.h
+++ b/scatterplot.h
@@ -17,7 +17,7 @@ public:
     Scatterplot(QQuickItem *parent = 0);
 
     arma::mat XY() const;
-    void setColorScale(ColorScale *colorScale);
+    void setColorScale(const ColorScale *colorScale);
     void setXY(const arma::mat &xy, bool updateView);
     void setColorData(const arma::vec &colorData, bool updateView);
     void setOpacityData(const arma::vec &opacityData, bool updateView);
@@ -78,7 +78,7 @@ private:
 
     bool m_shouldUpdateGeometry, m_shouldUpdateMaterials;
 
-    ColorScale *m_colorScale;
+    const ColorScale *m_colorScale;
 
     arma::vec m_colorData;
     arma::vec m_opacityData;