comparison layer/Colour3DPlotLayer.h @ 287:cd2492c5fe45

* Add SingleColourLayer to manage colours for layers that have a single
  predominant colour (i.e. most of them).

 				    size_t &resolution,
 				    SnapType snap) const;
 
     virtual bool isLayerScrollable(const View *v) const;
 
-    virtual bool isLayerColourSignificant() const { return true; }
+    virtual ColourSignificance getLayerColourSignificance() const {
+        return ColourHasMeaningfulValue;
+    }
 
     void setModel(const DenseThreeDimensionalModel *model);
 
     virtual int getCompletion(View *) const { return m_model->getCompletion(); }