#---------------------------------------------------------------------------
# If not a core package must find bbtk and include necessary cmake scripts
IF(NOT BBTK_CORE_PACKAGE)
## TO DO 
# FIND_LIBRARY(BBTK)
# INCLUDE(${BBTK_DIR}/BBTKMacros.cmake)
# INCLUDE(${BBTK_DIR}/BBTKFindLibraries.cmake)
# etc.
ENDIF(NOT BBTK_CORE_PACKAGE)
#---------------------------------------------------------------------------

#-----------------------------------------------------------------------------
# DOES THE USER WANT TO BUILD THE PACKAGE ?
OPTION(BUILD_BBTK_PACKAGE_${BBTK_PACKAGE_NAME} 
  "Build the bbtk package ${BBTK_PACKAGE_NAME} ?" OFF)
SWITCH_ON_IF_BUILD_ALL(BUILD_BBTK_PACKAGE_${BBTK_PACKAGE_NAME})
#-----------------------------------------------------------------------------

#-----------------------------------------------------------------------------
# IF THE USER HAS CHOSEN TO BUILD THE PACKAGE
IF(BUILD_BBTK_PACKAGE_${BBTK_PACKAGE_NAME})
  #---------------------------------------------------------------------------

  #---------------------------------------------------------------------------
  # Package dependencies
  IF(${BBTK_PACKAGE_NAME}_USE_VTK)
    SET(USE_VTK ON CACHE BOOL "Use VTK" FORCE)
    SET(BBTK_PACKAGE_LIBS
      ${BBTK_PACKAGE_LIBS}
      ${BBTK_VTK_LIBRARIES}
      )
  ENDIF(${BBTK_PACKAGE_NAME}_USE_VTK)
  
  IF(${BBTK_PACKAGE_NAME}_USE_ITK)
    SET(USE_ITK ON CACHE BOOL "Use ITK" FORCE)
    SET(BBTK_PACKAGE_LIBS
      ${BBTK_PACKAGE_LIBS}
      ${BBTK_ITK_LIBRARIES}
      )
  ENDIF(${BBTK_PACKAGE_NAME}_USE_ITK)
  
  IF(${BBTK_PACKAGE_NAME}_USE_GDCM)
    SET(USE_GDCM ON CACHE BOOL "Use GDCM" FORCE)
    SET(BBTK_PACKAGE_LIBS
      ${BBTK_PACKAGE_LIBS}
      ${BBTK_GDCM_LIBRARIES}
      )
  ENDIF(${BBTK_PACKAGE_NAME}_USE_GDCM)
  
  IF(${BBTK_PACKAGE_NAME}_USE_GSMIS)
    SET(USE_GSMIS ON CACHE BOOL "Use GSMIS" FORCE)
    SET(BBTK_PACKAGE_LIBS
      ${BBTK_PACKAGE_LIBS}
      ${BBTK_GSMIS_LIBRARIES}
      )
  ENDIF(${BBTK_PACKAGE_NAME}_USE_GSMIS)
  
  IF(${BBTK_PACKAGE_NAME}_USE_WXWIDGETS)
    IF(BBTK_CORE_PACKAGE)
      SET(BBTK_USE_WXWIDGETS ON CACHE BOOL "Use wxWidgets" FORCE)
      MESSAGE(STATUS "BBTK_USE_WXWIDGETS forced to ON by the compilation of the package ${BBTK_PACKAGE_NAME}")
      # bbtk already links against wx ...
      #    SET(BBTK_PACKAGE_LIBS
      #      ${BBTK_PACKAGE_LIBS}
      #      ${BBTK_WXWIDGETS_LIBRARIES}
      #      )
    ELSE(BBTK_CORE_PACKAGE)
      # If linking against a non-wx bbtk : problem
      IF(NOT BBTK_USE_WXWIDGETS)
	MESSAGE(FATAL_ERROR "The bbtk package ${BBTK_PACKAGE_NAME} needs wxWidgets however the bbtk library which was found on your system was not compiled with wxWidgets : recompile it and rebuild the package.")
      ELSE(NOT BBTK_USE_WXWIDGETS)
	SET(USE_WXWIDGETS ON CACHE BOOL "Use wxWidgets" FORCE)
      ENDIF(NOT BBTK_USE_WXWIDGETS)
    ENDIF(BBTK_CORE_PACKAGE)
  ENDIF(${BBTK_PACKAGE_NAME}_USE_WXWIDGETS)


  #---------------------------------------------------------------------------

  #----------------------------------------------------------------------------
  # DEFINES ${PACKAGE_NAME}_AUTHOR
  # ADD_DEFINITIONS( -D${PACKAGE_NAME}_AUTHOR="${PACKAGE_AUTHOR}")
  #----------------------------------------------------------------------------
  #----------------------------------------------------------------------------
  # DEFINES ${PACKAGE_NAME}_DESCRIPTION
  # ADD_DEFINITIONS( -D${PACKAGE_NAME}_DESCRIPTION="${PACKAGE_DESCRIPTION}")
  #----------------------------------------------------------------------------
  #----------------------------------------------------------------------------
  # DEFINES ${BBTK_PACKAGE_NAME}_VERSION
  SET(BBTK_PACKAGE_VERSION 
    "${BBTK_PACKAGE_MAJOR_VERSION}.${BBTK_PACKAGE_MINOR_VERSION}.${BBTK_PACKAGE_BUILD_VERSION}")
  #ADD_DEFINITIONS( -D${BBTK_PACKAGE_NAME}_VERSION=${BBTK_PACKAGE_VERSION})
  #----------------------------------------------------------------------------
  
  
  #---------------------------------------------------------------------------
  # Recurse into subdirs
  SUBDIRS(src)
  SUBDIRS(doc)
  SUBDIRS(bbs)
#---------------------------------------------------------------------------



#---------------------------------------------------------------------------
ENDIF(BUILD_BBTK_PACKAGE_${BBTK_PACKAGE_NAME})
#-----------------------------------------------------------------------------
# EOF
#-----------------------------------------------------------------------------