PROJECT(ossim)
SET(CMAKE_MODULE_PATH "${${PROJECT_NAME}_SOURCE_DIR}/CMakeModules;$ENV{OSSIM_DEV_HOME}/ossim/CMakeModules;${CMAKE_MODULE_PATH}")
IF(NOT OSSIM_BUILD_ADDITIONAL_DIRECTORIES)
   SET(OSSIM_BUILD_ADDITIONAL_DIRECTORIES "" CACHE PATH "Specify full paths separated by ; to additional libraries you wish to include into the ossim build framework" FORCE)
ENDIF(NOT OSSIM_BUILD_ADDITIONAL_DIRECTORIES)
INCLUDE(OssimVersion)
INCLUDE(OssimUtilities)
INCLUDE(OssimCommonVariables)

IF(NOT APPLE)
  cmake_minimum_required(VERSION 2.6)
ELSE(NOT APPLE)
    cmake_minimum_required(VERSION 2.8)
ENDIF(NOT APPLE)


if(NOT OSSIM_DEV_HOME)
   MESSAGE(FATAL_ERROR "Please pass in or define the OSSIM_DEV_HOME root path where all modules are located. This includes ossim, ossimPlanet, libwms, ams, É etc.")
ENDIF(NOT OSSIM_DEV_HOME)

#IF(NOT APPLE)
#  cmake_minimum_required(VERSION 2.6)
#ELSE(NOT APPLE)
#  cmake_minimum_required(VERSION 2.8)
#ENDIF(NOT APPLE)

IF(EXISTS "$ENV{OSSIM_DEPENDENCIES}")
   SET(CMAKE_INCLUDE_PATH "$ENV{OSSIM_DEPENDENCIES}/include")
   SET(CMAKE_LIBRARY_PATH "$ENV{OSSIM_DEPENDENCIES}/lib")
   SET(CMAKE_FRAMEWORK_PATH "$ENV{OSSIM_DEPENDENCIES}/Frameworks")
ENDIF(EXISTS "$ENV{OSSIM_DEPENDENCIES}")

IF(NOT CMAKE_INSTALL_PREFIX)
    SET(CMAKE_INSTALL_PREFIX "$ENV{OSSIM_INSTALL_PREFIX}" CACHE STRING "Cache the install prefix" FORCE)
ENDIF(NOT CMAKE_INSTALL_PREFIX)

#######################################################################################################
#  Initialize the libraries to be the cmake targets and initialize the includes to the proper dev paths
#######################################################################################################
IF(NOT OSSIM_LIBRARY)
   SET(OSSIM_LIBRARY "ossim" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIM_LIBRARY)

IF(NOT OSSIM_INCLUDE_DIR)
   SET(OSSIM_INCLUDE_DIR "${OSSIM_DEV_HOME}/ossim/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIM_INCLUDE_DIR)

IF(NOT OSSIMPLANET_LIBRARY)
   SET(OSSIMPLANET_LIBRARY "ossimPlanet" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMPLANET_LIBRARY)

IF(NOT OSSIMPLANET_INCLUDE_DIR)
   SET(OSSIMPLANET_INCLUDE_DIR "${OSSIM_DEV_HOME}/ossimPlanet/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMPLANET_INCLUDE_DIR)

IF(NOT OSSIMPLANETQT_LIBRARY)
   SET(OSSIMPLANETQT_LIBRARY "ossimPlanetQt" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMPLANETQT_LIBRARY)

IF(NOT OSSIMPLANETQT_INCLUDE_DIR)
   SET(OSSIMPLANETQT_INCLUDE_DIR "${OSSIM_DEV_HOME}/ossimPlanetQt/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMPLANETQT_INCLUDE_DIR)

IF(NOT OSSIMQT_LIBRARY)
   SET(OSSIMQT_LIBRARY "ossimQt" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMQT_LIBRARY)

IF(NOT OSSIMQT_INCLUDE_DIR)
   SET(OSSIMQT_INCLUDE_DIR "${OSSIM_DEV_HOME}/ossim_qt4/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT OSSIMQT_INCLUDE_DIR)

IF(NOT OSSIMPREDATOR_LIBRARY AND BUILD_OSSIMPREDATOR)
   SET(OSSIMPREDATOR_LIBRARY "ossimPredator" CACHE STRING "Caching" FORCE)
ELSE()
   SET(OSSIMPREDATOR_LIBRARY "" CACHE STRING "Caching" FORCE)
ENDIF()

IF(NOT OSSIMPREDATOR_INCLUDE_DIR AND BUILD_OSSIMPREDATOR)
   SET(OSSIMPREDATOR_INCLUDE_DIR "${OSSIM_DEV_HOME}/ossimPredator/include" CACHE STRING "Caching" FORCE)
ELSE()
   SET(OSSIMPREDATOR_INCLUDE_DIR "" CACHE STRING "Caching" FORCE)
ENDIF()

IF(NOT CSMAPI_LIBRARY)
   SET(CSMAPI_LIBRARY "csmApi" CACHE STRING "Caching" FORCE)
ENDIF(NOT CSMAPI_LIBRARY)

IF(NOT CSMAPI_INCLUDE_DIR)
   SET(CSMAPI_INCLUDE_DIR "${OSSIM_DEV_HOME}/csmApi/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT CSMAPI_INCLUDE_DIR)

IF(NOT OMS_LIBRARY)
   SET(OMS_LIBRARY "oms" CACHE STRING "Caching" FORCE)
ENDIF(NOT OMS_LIBRARY)

IF(NOT OMS_INCLUDE_DIR)
   SET(OMS_INCLUDE_DIR "${OSSIM_DEV_HOME}/oms/coms/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT OMS_INCLUDE_DIR)

IF(NOT WMS_LIBRARY)
   SET(WMS_LIBRARY "wms" CACHE STRING "Caching" FORCE)
ENDIF(NOT WMS_LIBRARY)

IF(NOT WMS_INCLUDE_DIR)
   SET(WMS_INCLUDE_DIR "$ENV{OSSIM_DEV_HOME}/libwms/include" CACHE STRING "Caching" FORCE)
ENDIF(NOT WMS_INCLUDE_DIR)


############################### Add subdirectories to build based on BUILD variables ###########################
add_subdirectory(${OSSIM_DEV_HOME}/libwms ${CMAKE_CURRENT_BINARY_DIR}/wms)
add_subdirectory(${OSSIM_DEV_HOME}/ossim ${CMAKE_CURRENT_BINARY_DIR}/ossim) 
add_subdirectory(${OSSIM_DEV_HOME}/ossim_plugins ${CMAKE_CURRENT_BINARY_DIR}/ossim_plugins)

IF(BUILD_OSSIMPREDATOR)
   add_subdirectory(${OSSIM_DEV_HOME}/ossimPredator ${CMAKE_CURRENT_BINARY_DIR}/ossimPredator)
ENDIF(BUILD_OSSIMPREDATOR)

add_subdirectory(${OSSIM_DEV_HOME}/oms ${CMAKE_CURRENT_BINARY_DIR}/oms)
IF(BUILD_OSSIMPLANET)
   add_subdirectory(${OSSIM_DEV_HOME}/ossimPlanet ${CMAKE_CURRENT_BINARY_DIR}/ossimPlanet)
ENDIF(BUILD_OSSIMPLANET)

IF(BUILD_OSSIMPLANET AND BUILD_OSSIMPLANETQT)
add_subdirectory(${OSSIM_DEV_HOME}/ossimPlanetQt ${CMAKE_CURRENT_BINARY_DIR}/ossimPlanetQt)
ENDIF(BUILD_OSSIMPLANET AND BUILD_OSSIMPLANETQT)

IF(BUILD_OSSIMQT4)
    add_subdirectory(${OSSIM_DEV_HOME}/ossim_qt4 ${CMAKE_CURRENT_BINARY_DIR}/ossimQt4)
ENDIF(BUILD_OSSIMQT4)

IF(OSSIM_BUILD_ADDITIONAL_DIRECTORIES)
    FOREACH(it IN LISTS OSSIM_BUILD_ADDITIONAL_DIRECTORIES)
        MESSAGE(STATUS "**********************Adding additional subdirectory ${it}*************************")
        SUBDIRS(${it})
    ENDFOREACH(it)
ENDIF(OSSIM_BUILD_ADDITIONAL_DIRECTORIES)

IF(BUILD_CSMAPI)
    add_subdirectory(${OSSIM_DEV_HOME}/csmApi ${CMAKE_CURRENT_BINARY_DIR}/csmApi)
    add_subdirectory(${OSSIM_DEV_HOME}/csm_plugins ${CMAKE_CURRENT_BINARY_DIR}/csm_plugins)
ENDIF()

############################## Doxygen installation for current ossim core moduel ###########################################
FIND_PACKAGE(Doxygen)

MACRO(OSSIM_GENERATE_DOXYGEN  DOXYGEN_OUTPUT_DIRECTORY CONFIGURE_FILE WORKING_DIRECTORY DOXYGEN_INPUT BASE_TARGET_NAME CLASS_PREFIX_TO_IGNORE) 
   
     SET(DOXYGEN_IGNORE_PREFIX "${CLASS_PREFIX_TO_IGNORE}")

     IF(NOT EXISTS "${DOXYGEN_OUTPUT_DIRECTORY}")
         make_directory("${DOXYGEN_OUTPUT_DIRECTORY}")
     ENDIF()
     CONFIGURE_FILE("${CONFIGURE_FILE}"
                    "${DOXYGEN_INPUT}" @ONLY IMMEIDATE)

     ADD_CUSTOM_COMMAND(
       OUTPUT ${DOXYGEN_OUTPUT_DIRECTORY}
       COMMAND ${CMAKE_COMMAND} -E echo_append "Building API Documentation..."
       COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_INPUT}
       COMMAND ${CMAKE_COMMAND} -E echo "Done."
       WORKING_DIRECTORY ${WORKING_DIRECTORY}
       DEPENDS ${DOXYGEN_INPUT}
     )

     ADD_CUSTOM_TARGET(${BASE_TARGET_NAME}-doc ALL DEPENDS ${DOXYGEN_OUTPUT_DIRECTORY})

     ADD_CUSTOM_TARGET(${BASE_TARGET_NAME}-doc-forced
       COMMAND ${CMAKE_COMMAND} -E echo_append "Building API Documentation..."
       COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_INPUT}
       COMMAND ${CMAKE_COMMAND} -E echo "Done."
       WORKING_DIRECTORY "${WORKING_DIRECTORY}")
ENDMACRO(OSSIM_GENERATE_DOXYGEN)

IF (DOXYGEN_FOUND)
  OPTION(OSSIM_BUILD_DOXYGEN "Set to ON to generate oxygen documentation files" OFF)
  IF(OSSIM_BUILD_DOXYGEN)

     SET(DOXYGEN_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/doc/ossim-${OSSIM_VERSION}/ossimApi")
     OSSIM_GENERATE_DOXYGEN("${DOXYGEN_OUTPUT_DIRECTORY}"
                      "${OSSIM_DEV_HOME}/ossim/Doxyfile.in"
                      "${OSSIM_DEV_HOME}/ossim"
                      "${CMAKE_BINARY_DIR}/OssimDoxyfile"
                      "ossim-api"
                      "ossim")
     FILE(GLOB ossim_docs "${DOXYGEN_OUTPUT_DIRECTORY}/html/*")
     INSTALL(FILES ${ossim_docs} DESTINATION "share/ossim-${OSSIM_VERSION}/docs/doxygen/ossimapi/html" COMPONENT ossim-doc)

     IF(BUILD_OSSIMPLANET)
        SET(DOXYGEN_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/doc/ossim-${OSSIM_VERSION}/ossimPlanetApi")
        OSSIM_GENERATE_DOXYGEN("${DOXYGEN_OUTPUT_DIRECTORY}"
                         "${OSSIM_DEV_HOME}/ossim/Doxyfile.in"
                         "${OSSIM_DEV_HOME}/ossimPlanet"
                         "${CMAKE_BINARY_DIR}/OssimPlanetDoxyfile"
                         "ossimPlanet-api"
                         "ossimPlanet")
        FILE(GLOB ossim_docs "${DOXYGEN_OUTPUT_DIRECTORY}/html/*")
        INSTALL(FILES ${ossim_docs} DESTINATION "share/ossim-${OSSIM_VERSION}/docs/doxygen/ossimPlanetApi/html" COMPONENT ossim-doc)
     ENDIF(BUILD_OSSIMPLANET)

   ENDIF(OSSIM_BUILD_DOXYGEN)
ENDIF (DOXYGEN_FOUND)

############################## Setup the packages ###############################################################
# present the packaging option only if we have the cpack command defined (effectively >= 2.6.0)
IF(CMAKE_CPACK_COMMAND)
    OPTION(BUILD_OSSIM_PACKAGES "Set to ON to generate CPack configuration files and packaging targets" OFF)
    IF(BUILD_OSSIM_PACKAGES)
      INCLUDE(OssimCPack)
    ENDIF()
ENDIF()
SET(PKGCONFIG_FILES
ossim
)

FOREACH(PKGCONFIG_FILE ${PKGCONFIG_FILES})
  CONFIGURE_FILE(${${PROJECT_NAME}_SOURCE_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc.in
    ${${PROJECT_NAME}_BINARY_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc
    @ONLY
    )
  INSTALL(FILES ${${PROJECT_NAME}_BINARY_DIR}/packaging/pkgconfig/${PKGCONFIG_FILE}.pc DESTINATION lib${LIB_POSTFIX}/pkgconfig COMPONENT ossim)
ENDFOREACH(PKGCONFIG_FILE)


#####################################################################################################
# We may want to add this as a build step instead so it can capture different output directories
# Will comment out for now until I figure this out.  This is used to symlink the pre built frameworks to the build
# dir so you can run things within Xcode
#
#####################################################################################################
#IF(APPLE)
#    IF(MAKE_APPENDS_BUILD_TYPE)
#        IF(OSSIM_DEPENDENCIES)
#             IF(NOT EXISTS ${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}/OpenThreads.framework AND EXISTS ${OSSIM_DEPENDENCIES}/Frameworks)
#                  FILE(GLOB framework_files "${OSSIM_DEPENDENCIES}/Frameworks/*.framework")
#                  foreach(x ${framework_files})
#                     execute_process(COMMAND ln -s  ${x} .
#                                     WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}/)
#                  endforeach(x)
#             ENDIF()
#        ENDIF()
#    ENDIF()
#ENDIF()


############################ setup common INSTALL support files #############################################
SET(CMAKE_INSTALL_SYSTEM_RUNTIME_LIBS "YES")
include(InstallRequiredSystemLibraries)
################################### SETUP Uninstall TARGETS ####################################################
OSSIM_ADD_COMMON_MAKE_UNINSTALL()