# Top-Level CmakeLists.txt
cmake_minimum_required(VERSION 2.8.2)
PROJECT( Find-Object )
SET(PROJECT_PREFIX find_object)

ADD_DEFINITIONS(-DPROJECT_PREFIX="${PROJECT_PREFIX}")
ADD_DEFINITIONS(-DPROJECT_NAME="${PROJECT_NAME}")
IF(WIN32 AND NOT MINGW)
    ADD_DEFINITIONS("-wd4251")
ELSE ()
	ADD_DEFINITIONS( "-Wall" )
ENDIF()
#ADD_DEFINITIONS("-DUNICODE") # to test with UNICODE projects

####### local cmake modules #######
SET(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake_modules")

#######################
# VERSION
#######################
SET(PROJECT_VERSION "0.5.0")
ADD_DEFINITIONS(-DPROJECT_VERSION="${PROJECT_VERSION}")

STRING(REGEX MATCHALL "[0-9]" PROJECT_VERSION_PARTS "${PROJECT_VERSION}")

LIST(GET PROJECT_VERSION_PARTS 0 PROJECT_VERSION_MAJOR)
LIST(GET PROJECT_VERSION_PARTS 1 PROJECT_VERSION_MINOR)
LIST(GET PROJECT_VERSION_PARTS 2 PROJECT_VERSION_PATCH)

SET(PROJECT_SOVERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}")

####### COMPILATION PARAMS #######
# In case of Makefiles if the user does not setup CMAKE_BUILD_TYPE, assume it's Release:
IF(${CMAKE_GENERATOR} MATCHES ".*Makefiles")
    IF("${CMAKE_BUILD_TYPE}" STREQUAL "")
        set(CMAKE_BUILD_TYPE Release)
    ENDIF("${CMAKE_BUILD_TYPE}" STREQUAL "")
ENDIF(${CMAKE_GENERATOR} MATCHES ".*Makefiles")

SET(CMAKE_DEBUG_POSTFIX "d")

####### Build libraries as shared or static #######
OPTION( BUILD_SHARED_LIBS "Set to OFF to build static libraries" ON )

####### SET RPATH #########
# When RPATH is activated (supported on most UNIX systems), 
# the user doesn't need to change LD_LIBRARY_PATH

# use, i.e. don't skip the full RPATH for the build tree
SET(CMAKE_SKIP_BUILD_RPATH  FALSE)

# when building, don't use the install RPATH already
# (but later on when installing)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) 

# the RPATH to be used when installing
SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib/${PROJECT_PREFIX}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}")

# add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)

####### OUTPUT DIR #######
SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/bin)
SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/bin)
SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/lib)

####### INSTALL DIR #######
# Offer the user the choice of overriding the installation directories
set(INSTALL_LIB_DIR lib/${PROJECT_PREFIX}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR} CACHE PATH "Installation directory for libraries")
set(INSTALL_BIN_DIR bin CACHE PATH "Installation directory for executables")
set(INSTALL_INCLUDE_DIR include/${PROJECT_PREFIX}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR} CACHE PATH
  "Installation directory for header files")
if(WIN32 AND NOT CYGWIN)
  set(DEF_INSTALL_CMAKE_DIR CMake)
else()
  set(DEF_INSTALL_CMAKE_DIR lib/${PROJECT_PREFIX}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR})
endif()
set(INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH
  "Installation directory for CMake files")

####### DEPENDENCIES #######
FIND_PACKAGE(OpenCV REQUIRED) # tested on 2.3.1
FIND_PACKAGE(Qt4 COMPONENTS QtCore QtGui QtNetwork REQUIRED) # tested on Qt4.8
FIND_PACKAGE(JSONCPP)
ADD_DEFINITIONS(-DQT_NO_KEYWORDS) # To avoid conflicts with boost signals used in ROS

####### OSX BUNDLE CMAKE_INSTALL_PREFIX #######
OPTION(BUILD_AS_BUNDLE "Set to ON to build as bundle (DragNDrop)" OFF)
IF(APPLE AND BUILD_AS_BUNDLE)
    #Force to Off, easiest to package into the bundle
    SET( BUILD_SHARED_LIBS OFF )
  
    # Required when packaging, and set CMAKE_INSTALL_PREFIX to "/".
    SET(CPACK_SET_DESTDIR TRUE) 
  
    SET(CMAKE_BUNDLE_NAME
      "${PROJECT_NAME}")
    SET(CMAKE_BUNDLE_LOCATION "/")
    
    # make sure CMAKE_INSTALL_PREFIX ends in /
    SET(CMAKE_INSTALL_PREFIX 
      "/${CMAKE_BUNDLE_NAME}.app/Contents")
ENDIF(APPLE AND BUILD_AS_BUNDLE)

####### SOURCES (Projects) #######
ADD_SUBDIRECTORY( src )
ADD_SUBDIRECTORY( app )
ADD_SUBDIRECTORY( example )
ADD_SUBDIRECTORY( tools )



#######################
# Uninstall target, for "make uninstall"
#######################
CONFIGURE_FILE(
  "${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
  "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
  IMMEDIATE @ONLY)

ADD_CUSTOM_TARGET(uninstall
  "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")

#######################
# Setup FindObjectConfig.cmake
#######################
# Create the FindObjectConfig.cmake and FindObjectConfigVersion files
file(RELATIVE_PATH REL_INCLUDE_DIR "${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}" "${CMAKE_INSTALL_PREFIX}/${INSTALL_INCLUDE_DIR}")
file(RELATIVE_PATH REL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}" "${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}")
   
# ... for the build tree
set(CONF_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/include")
set(CONF_LIB_DIR "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
configure_file(FindObjectConfig.cmake.in
  "${PROJECT_BINARY_DIR}/FindObjectConfig.cmake" @ONLY)
  
# ... for the install tree
set(CONF_INCLUDE_DIRS "\${FindObject_CMAKE_DIR}/${REL_INCLUDE_DIR}")
set(CONF_LIB_DIR "\${FindObject_CMAKE_DIR}/${REL_LIB_DIR}")
configure_file(FindObjectConfig.cmake.in
  "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/FindObjectConfig.cmake" @ONLY)
  
# ... for both
configure_file(FindObjectConfigVersion.cmake.in
  "${PROJECT_BINARY_DIR}/FindObjectConfigVersion.cmake" @ONLY)

# Install the FindObjectConfig.cmake and FindObjectConfigVersion.cmake
install(FILES
  "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/FindObjectConfig.cmake"
  "${PROJECT_BINARY_DIR}/FindObjectConfigVersion.cmake"
  DESTINATION "${INSTALL_CMAKE_DIR}" COMPONENT devel)
####

#######################
# CPACK (Packaging)
#######################
INCLUDE(InstallRequiredSystemLibraries)

SET(CPACK_PACKAGE_NAME "${PROJECT_NAME}")
SET(CPACK_PACKAGE_VENDOR "${PROJECT_NAME} project")
SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Find-Object")
SET(CPACK_PACKAGE_VERSION_MAJOR "${PROJECT_VERSION_MAJOR}")
SET(CPACK_PACKAGE_VERSION_MINOR "${PROJECT_VERSION_MINOR}")
SET(CPACK_PACKAGE_VERSION_PATCH "${PROJECT_VERSION_PATCH}")
SET(CPACK_PACKAGE_CONTACT "matlabbe@gmail.com")

set(CPACK_SOURCE_IGNORE_FILES 
  "\\\\.svn/" 
  "${PROJECT_SOURCE_DIR}/build/[a-zA-Z0-9_]+" 
  "~$" 
  "${PROJECT_SOURCE_DIR}/bin/.*${PROJECT_PREFIX}"
  "${PROJECT_SOURCE_DIR}/bin/.*${PROJECT_NAME}"
  "\\\\.DS_Store"
)

IF(WIN32)
  SET(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE")
  IF(CMAKE_CL_64) 
    SET(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64") 
  ELSE() 
    SET(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES") 
  ENDIF()
  SET(CPACK_GENERATOR "ZIP;NSIS")
  SET(CPACK_SOURCE_GENERATOR "ZIP")
  SET(CPACK_NSIS_PACKAGE_NAME "${PROJECT_NAME}")
  SET(ICON_PATH "${PROJECT_SOURCE_DIR}/app/${PROJECT_NAME}.ico")
  SET(CPACK_NSIS_MUI_ICON ${ICON_PATH})
  SET(CPACK_NSIS_MUI_UNIICON ${ICON_PATH})
  SET(CPACK_NSIS_DISPLAY_NAME "${PROJECT_NAME}")
  SET(CPACK_NSIS_CONTACT ${CPACK_PACKAGE_CONTACT})
  # Set the icon used for the Windows "Add or Remove Programs" tool.
  SET(CPACK_NSIS_INSTALLED_ICON_NAME bin\\\\${PROJECT_NAME}.exe)
  SET(CPACK_PACKAGE_EXECUTABLES "${PROJECT_NAME}" "${PROJECT_NAME}" ${CPACK_PACKAGE_EXECUTABLES}) 
  SET(CPACK_CREATE_DESKTOP_LINKS "${PROJECT_NAME}" ${CPACK_CREATE_DESKTOP_LINKS}) 
  SET(CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}")
ELSEIF(APPLE)
  IF(BUILD_AS_BUNDLE)
    # On APPLE and if BUILD_AS_BUNDLE=ON, the project is created as a bundle 
    # over the main app (see ./src).Here we package only this bundle. Note 
    # that we set CMAKE_INSTALL_PREFIX to "/" when packaging to DragNDrop...
    SET(CPACK_GENERATOR "DragNDrop")
  ELSE()
    SET(CPACK_GENERATOR "PackageMaker;TBZ2")
  ENDIF()
  
  SET(CPACK_SOURCE_GENERATOR "TBZ2")

  SET(CPACK_PACKAGE_ICON "${PROJECT_SOURCE_DIR}/app/${PROJECT_NAME}.icns")
ELSE()
  SET(CPACK_SOURCE_GENERATOR "ZIP")
ENDIF()

INCLUDE(CPack)

#######################
# OUTPUT INFO
#######################
MESSAGE(STATUS "--------------------------------------------")
MESSAGE(STATUS "Info :")
MESSAGE(STATUS "  CMAKE_INSTALL_PREFIX = ${CMAKE_INSTALL_PREFIX}")
MESSAGE(STATUS "  CMAKE_BUILD_TYPE = ${CMAKE_BUILD_TYPE}")
IF(APPLE)
MESSAGE(STATUS "  BUILD_AS_BUNDLE = ${BUILD_AS_BUNDLE}")
ENDIF(APPLE)
IF(JSONCPP_FOUND)
MESSAGE(STATUS "  With JSONCPP  = YES")
ELSE()
MESSAGE(STATUS "  With JSONCPP  = NO (libjsoncpp not found)")
ENDIF()
MESSAGE(STATUS "--------------------------------------------")