ENH: composite transfer function added

Libs/Visualization/VTK/Core/CMakeLists.txt

@@ -27,6 +27,8 @@ SET(KIT_SRCS
   ctkVTKColorTransferFunction.h
   ctkVTKCommandOptions.cpp
   ctkVTKCommandOptions.h
+  ctkVTKCompositeFunction.cpp
+  ctkVTKCompositeFunction.h
   ctkVTKConnection.cpp
   ctkVTKConnection.h
   ctkVTKLookupTable.cpp
@@ -42,6 +44,7 @@ SET(KIT_SRCS
 SET(KIT_MOC_SRCS
   ctkVTKColorTransferFunction.h
   ctkVTKConnection.h
+  ctkVTKCompositeFunction.h
   ctkVTKLookupTable.h
   ctkVTKObjectEventsObserver.h
   ctkVTKPiecewiseFunction.h

Libs/Visualization/VTK/Widgets/Testing/Cpp/CMakeLists.txt

@@ -4,6 +4,7 @@ CREATE_TEST_SOURCELIST(Tests ${KIT}CppTests.cpp
   ctkTransferFunctionWidgetTest1.cpp
   ctkTransferFunctionWidgetTest2.cpp
   ctkTransferFunctionWidgetTest3.cpp
+  ctkTransferFunctionWidgetTest4.cpp
   #EXTRA_INCLUDE TestingMacros.h
   )
 
@@ -33,3 +34,4 @@ ENDMACRO( SIMPLE_TEST  )
 SIMPLE_TEST( ctkTransferFunctionWidgetTest1 )
 SIMPLE_TEST( ctkTransferFunctionWidgetTest2 )
 SIMPLE_TEST( ctkTransferFunctionWidgetTest3 )
+SIMPLE_TEST( ctkTransferFunctionWidgetTest4 )