(#641) Create user defined polyline by clicking on reservoir cells

ApplicationCode/UserInterface/RiuViewer.h

@@ -28,6 +28,7 @@
 #include "cafMouseState.h"
 #include "cvfStructGrid.h"
 
+class RicCommandFeature;
 class RimView;
 class RiuSimpleHistogramWidget;
 class RiuViewerCommands;
@@ -88,6 +89,9 @@ public:
 
     void            setAxisLabels(const cvf::String& xLabel, const cvf::String& yLabel, const cvf::String& zLabel);
 
+    void               setActiveUiCommandFeature(RicCommandFeature* uiCommandFeature);
+    RicCommandFeature* activeUiCommandFeature() const;
+
 public slots:
     virtual void    slotSetCurrentFrame(int frameIndex);
     virtual void    slotEndAnimation();