comparison layer/SingleColourLayer.h @ 366:a55affd7ab6c

* Avoid setting a new colour on layer when adding the same layer more than
  once

     typedef std::map<int, int> ColourRefCount;
     static ColourRefCount m_colourRefCount;
 
     int m_colour;
     bool m_colourExplicitlySet;
+    bool m_defaultColourSet;
 };
 
 #endif