Adds 2D overlay on the 3D scene.

VTKRendering/VTKViewer.h

@@ -26,6 +26,8 @@
 
 #include "Core/ViewerBase.h"
 #include "VirtualTools/LaparoscopicCameraCoupler.h"
+#include "vtkContextActor.h"
+#include "vtkContextScene.h"
 
 class vtkCamera;
 
@@ -95,6 +97,13 @@ public:
 	///
     void setScreenCaptureData(std::shared_ptr<screenShotData> data);
 
+    ///
+    /// \brief Add chart actor to the renderer
+    ///
+    void addChartActor(
+        std::shared_ptr<vtkContextActor> chartActor,
+        std::shared_ptr<vtkContextScene> chartScene);
+
 protected:
     ///
     /// \brief Renders the render operation to screen

VirtualTools/LaparoscopicCameraCoupler.cpp

@@ -254,7 +254,7 @@ void LaparoscopicCameraCoupler::setBendingRadius(const double val)
 std::shared_ptr<screenShotData> LaparoscopicCameraCoupler::getScreenCaptureData()
 {
     return screenCaptureData;
-};
+}
 
 void LaparoscopicCameraCoupler::enableScreenCapture()
 {