project(ITKJPEG)
set(ITKJPEG_THIRD_PARTY 1)

option(ITK_USE_SYSTEM_JPEG "Use an outside build of JPEG." ${ITK_USE_SYSTEM_LIBRARIES})
mark_as_advanced(ITK_USE_SYSTEM_JPEG)

if(ITK_USE_SYSTEM_JPEG)
  find_package(JPEG REQUIRED)
  set(ITKJPEG_INCLUDE_DIRS
    ${ITKJPEG_BINARY_DIR}/src
    )
  set(ITKJPEG_SYSTEM_INCLUDE_DIRS
    ${JPEG_INCLUDE_DIR}
    )
  set(ITKJPEG_LIBRARIES "${JPEG_LIBRARIES}")
  set(ITKJPEG_NO_SRC 1)
else()
  set(ITKJPEG_INCLUDE_DIRS
    ${ITKJPEG_BINARY_DIR}/src
    ${ITKJPEG_SOURCE_DIR}/src
    )
  set(ITKJPEG_LIBRARIES itkjpeg)
endif()

configure_file(src/itk_jpeg.h.in src/itk_jpeg.h)

itk_module_impl()

install(FILES ${ITKJPEG_BINARY_DIR}/src/itk_jpeg.h
  DESTINATION ${ITKJPEG_INSTALL_INCLUDE_DIR}
  COMPONENT Development
  )