CMAKE_MINIMUM_REQUIRED(VERSION 2.8.8 FATAL_ERROR)
PROJECT(SalomeHYDRO C CXX)
INCLUDE(CMakeDependentOption)

# Ensure a proper linker behavior:
CMAKE_POLICY(SET CMP0003 NEW)

# Versioning
# ===========
# Project name, upper case
STRING(TOUPPER ${PROJECT_NAME} PROJECT_NAME_UC)

SET(${PROJECT_NAME_UC}_MAJOR_VERSION 2)
SET(${PROJECT_NAME_UC}_MINOR_VERSION 0)
SET(${PROJECT_NAME_UC}_PATCH_VERSION 0)
SET(${PROJECT_NAME_UC}_VERSION
  ${${PROJECT_NAME_UC}_MAJOR_VERSION}.${${PROJECT_NAME_UC}_MINOR_VERSION}.${${PROJECT_NAME_UC}_PATCH_VERSION})
SET(${PROJECT_NAME_UC}_VERSION_DEV 1)

IF(WIN32)
  ADD_DEFINITIONS(-DWNT)
ENDIF(WIN32)


# Common CMake macros
# ===================
SET(CONFIGURATION_ROOT_DIR $ENV{CONFIGURATION_ROOT_DIR} CACHE PATH "Path to the Salome CMake configuration files")
IF(EXISTS ${CONFIGURATION_ROOT_DIR})
  LIST(APPEND CMAKE_MODULE_PATH "${CONFIGURATION_ROOT_DIR}/cmake")
  INCLUDE(SalomeMacros)
ELSE()
  MESSAGE(FATAL_ERROR "We absolutely need the Salome CMake configuration files, please define CONFIGURATION_ROOT_DIR !")
ENDIF()

# Find KERNEL
# ==============
SET(KERNEL_ROOT_DIR $ENV{KERNEL_ROOT_DIR} CACHE PATH "Path to the Salome KERNEL")
IF( EXISTS ${KERNEL_ROOT_DIR} )
  LIST(APPEND CMAKE_MODULE_PATH "${KERNEL_ROOT_DIR}/salome_adm/cmake_files")
  INCLUDE(SalomeMacros)
  FIND_PACKAGE(SalomeKERNEL REQUIRED)
  ADD_DEFINITIONS(${KERNEL_DEFINITIONS})
  INCLUDE_DIRECTORIES(${KERNEL_INCLUDE_DIRS})
ELSE( EXISTS ${KERNEL_ROOT_DIR} )
  MESSAGE(FATAL_ERROR "We absolutely need a Salome KERNEL, please define KERNEL_ROOT_DIR or turn option SALOME_HYDRO_USE_KERNEL to OFF !")
ENDIF( EXISTS ${KERNEL_ROOT_DIR} )

# Find SALOME GUI (optional)
# ==============
OPTION(SALOME_BUILD_GUI "Build GUI of HYDRO" ON)
IF(SALOME_BUILD_GUI)
  SET(GUI_ROOT_DIR $ENV{GUI_ROOT_DIR} CACHE PATH "Path to the Salome GUI")
  IF(EXISTS ${GUI_ROOT_DIR})
    LIST(APPEND CMAKE_MODULE_PATH "${GUI_ROOT_DIR}/adm_local/cmake_files")
    FIND_PACKAGE(SalomeGUI)
  ELSE(EXISTS ${GUI_ROOT_DIR})
    MESSAGE(FATAL_ERROR "We absolutely need a Salome GUI, please define GUI_ROOT_DIR or turn option SALOME_BUILD_GUI to OFF !")
  ENDIF(EXISTS ${GUI_ROOT_DIR})
  SALOME_LOG_OPTIONAL_PACKAGE(SalomeGUI SALOME_BUILD_GUI)
ENDIF(SALOME_BUILD_GUI)

# Find GEOM
# ===========
SET(GEOM_ROOT_DIR $ENV{GEOM_ROOT_DIR} CACHE PATH "Path to the Salome GEOM")
IF(EXISTS ${GEOM_ROOT_DIR})
  LIST(APPEND CMAKE_MODULE_PATH "${GEOM_ROOT_DIR}/adm_local/cmake_files")
  FIND_PACKAGE(SalomeGEOM REQUIRED)
  ADD_DEFINITIONS(${GEOM_DEFINITIONS})
  INCLUDE_DIRECTORIES(${GEOM_INCLUDE_DIRS})
  IF(SALOME_BUILD_GUI)
    IF(NOT SALOME_GEOM_BUILD_GUI)
      MESSAGE(FATAL_ERROR "We absolutely need a Salome GEOM with GUI, please set SALOME_BUILD_GUI=ON in GEOM module")
    ENDIF(NOT SALOME_GEOM_BUILD_GUI)
  ENDIF(SALOME_BUILD_GUI)
ELSE(EXISTS ${GEOM_ROOT_DIR})
  MESSAGE(FATAL_ERROR "We absolutely need a Salome GEOM, please define GEOM_ROOT_DIR")
ENDIF(EXISTS ${GEOM_ROOT_DIR})

# Platform setup
# ==============
INCLUDE(SalomeSetupPlatform)   # From SalomeMacros
# Always build libraries as shared objects:
SET(BUILD_SHARED_LIBS TRUE)
# Local macros:
LIST(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/adm/cmake")

# User options
# ============
# (some options may have already been defined in KERNEL)
OPTION(SALOME_BUILD_DOC "Generate HYDRO documentation" ON)
OPTION(SALOME_BUILD_TESTS "Build HYDRO tests" ON)

# Prerequisites
# =============
# Find "big" prerequisites first - they reference themselves many others
#   -> this can helps to find the smaller prerequisites and detect conflicts.
# In our case KERNEL may have already loaded many prerequisites which are also used in HYDRO:

##
## From KERNEL:
##

# Mandatory products:

#FIND_PACKAGE(SalomePython REQUIRED)
FIND_PACKAGE(SalomePythonInterp REQUIRED)
FIND_PACKAGE(SalomePythonLibs REQUIRED)
FIND_PACKAGE(SalomeCAS     REQUIRED)
FIND_PACKAGE(SalomeVTK     REQUIRED)
FIND_PACKAGE(SalomeOmniORB REQUIRED)

# Optional products:

IF(SALOME_BUILD_TESTS)
  ENABLE_TESTING()
  FIND_PACKAGE(SalomeCppUnit)
  SALOME_LOG_OPTIONAL_PACKAGE(CppUnit SALOME_BUILD_TESTS)
ENDIF()

IF(SALOME_BUILD_DOC)
  IF(SALOME_USE_MPI)
    FIND_PACKAGE(SalomeMPI) # needed for doc generation by Sphinx
    SALOME_LOG_OPTIONAL_PACKAGE(MPI SALOME_BUILD_DOC)
  ENDIF()
  FIND_PACKAGE(SalomeDoxygen)
  FIND_PACKAGE(SalomeSphinx)
  SALOME_LOG_OPTIONAL_PACKAGE(Doxygen SALOME_BUILD_DOC)
  SALOME_LOG_OPTIONAL_PACKAGE(Sphinx SALOME_BUILD_DOC)
ENDIF()

##
## From GUI:
##

FIND_PACKAGE(SalomeSIP REQUIRED)  # should come after Python and before PyQt4

# Qt
IF(NOT SALOME_GUI_BUILD_WITH_QT5)
  FIND_PACKAGE(SalomeQt4 REQUIRED COMPONENTS QtCore QtGui QtXml QtWebKit QtOpenGL QtNetwork QtTest)
  SET(QT_ROOT_DIR "${QT4_ROOT_DIR}")
  SALOME_CONFIGURE_PREPARE(HYDROData HYDROGUI HYDROPy Qt4 PyQt4)
ELSE()
  FIND_PACKAGE(SalomeQt5 REQUIRED)
  SET(QT_ROOT_DIR "${QT5_ROOT_DIR}")
  SALOME_CONFIGURE_PREPARE(HYDROData HYDROGUI HYDROPy Qt5 PyQt5)
ENDIF()

# PyQt
IF(NOT SALOME_GUI_BUILD_WITH_QT5)
  FIND_PACKAGE(SalomePyQt4 REQUIRED)
  SET(PYQT_ROOT_DIR "${PYQT4_ROOT_DIR}")
ELSE()
  FIND_PACKAGE(SalomePyQt5 REQUIRED)
  SET(PYQT_ROOT_DIR "${PYQT5_ROOT_DIR}")
ENDIF()

# Detection summary:
SALOME_PACKAGE_REPORT_AND_CHECK()

# Directories
# ===========
SET(SALOME_INSTALL_BINS "${SALOME_INSTALL_BINS}" CACHE PATH "Install path: SALOME binaries")
SET(SALOME_INSTALL_LIBS "${SALOME_INSTALL_LIBS}" CACHE PATH "Install path: SALOME libs")
SET(SALOME_INSTALL_IDLS "${SALOME_INSTALL_IDLS}" CACHE PATH "Install path: SALOME IDL files")
SET(SALOME_INSTALL_HEADERS "${SALOME_INSTALL_HEADERS}" CACHE PATH "Install path: SALOME headers")
SET(SALOME_INSTALL_SCRIPT_SCRIPTS "${SALOME_INSTALL_SCRIPT_SCRIPTS}" CACHE PATH
  "Install path: SALOME scripts")
SET(SALOME_INSTALL_SCRIPT_DATA "${SALOME_INSTALL_SCRIPT_DATA}" CACHE PATH
  "Install path: SALOME script data")
SET(SALOME_INSTALL_SCRIPT_PYTHON "${SALOME_INSTALL_SCRIPT_PYTHON}" CACHE PATH
  "Install path: SALOME Python scripts")
SET(SALOME_INSTALL_PYTHON "${SALOME_INSTALL_PYTHON}" CACHE PATH "Install path: SALOME Python stuff")
SET(SALOME_INSTALL_PYTHON_SHARED "${SALOME_INSTALL_PYTHON_SHARED}" CACHE PATH
  "Install path: SALOME Python shared modules")
SET(SALOME_INSTALL_CMAKE_LOCAL adm/cmake CACHE PATH
  "Install path: local SALOME CMake files")
SET(SALOME_INSTALL_AMCONFIG_LOCAL adm/unix CACHE PATH
  "Install path: local SALOME config files (obsolete, to be removed)")

SET(SALOME_INSTALL_RES "${SALOME_INSTALL_RES}" CACHE PATH "Install path: SALOME resources")
SET(SALOME_INSTALL_DOC "${SALOME_INSTALL_DOC}" CACHE PATH "Install path: SALOME documentation")

# Specific to HYDRO:
SET(SALOME_HYDRO_INSTALL_RES_DATA "${SALOME_INSTALL_RES}/hydro" CACHE PATH
  "Install path: SALOME HYDRO specific data")
SET(SALOME_HYDRO_INSTALL_RES_SCRIPTS "${SALOME_INSTALL_RES}/hydro" CACHE PATH
  "Install path: SALOME HYDRO scripts")
SET(SALOME_HYDRO_INSTALL_SAMPLES share/salome/hydrosamples CACHE PATH
  "Install path: SALOME HYDRO samples")
MARK_AS_ADVANCED(
  SALOME_HYDRO_INSTALL_RES_DATA
  SALOME_HYDRO_INSTALL_RES_SCRIPTS
  SALOME_HYDRO_INSTALL_SAMPLES
  )

# Sources
# ========
ADD_SUBDIRECTORY (src/shapelib)
ADD_SUBDIRECTORY (src/HYDRO_tests)
ADD_SUBDIRECTORY (src/HYDROData)
ADD_SUBDIRECTORY (src/HYDROGUI)
ADD_SUBDIRECTORY (src/HYDROPy)
ADD_SUBDIRECTORY (src/HYDROTools)
IF(SALOME_BUILD_DOC)
  ADD_SUBDIRECTORY(doc)
ENDIF()

# Header configuration
# ====================
SALOME_XVERSION(${PROJECT_NAME})
SALOME_CONFIGURE_FILE(HYDRO_version.h.in HYDRO_version.h INSTALL ${SALOME_INSTALL_HEADERS})

# Configuration export
# (here only the level 1 prerequisites are exposed)
# ====================
INCLUDE(CMakePackageConfigHelpers)

# List of targets in this project we want to make visible to the rest of the world.
# They all have to be INSTALL'd with the option "EXPORT ${PROJECT_NAME}TargetGroup"
SET(_${PROJECT_NAME}_exposed_targets
  shapelib HYDROData HYDROPy
)

IF(SALOME_BUILD_TESTS)
  #LIST(APPEND _${PROJECT_NAME}_exposed_targets <insert_test_targets_here>)
ENDIF(SALOME_BUILD_TESTS)

IF(SALOME_BUILD_GUI)
  LIST(APPEND _${PROJECT_NAME}_exposed_targets
    HYDROGUI
  )
ENDIF(SALOME_BUILD_GUI)

# Add all targets to the build-tree export set
EXPORT(TARGETS ${_${PROJECT_NAME}_exposed_targets}
  FILE ${PROJECT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake)

# Create the configuration files:
#   - in the build tree:

#      Ensure the variables are always defined for the configure:
SET(KERNEL_ROOT_DIR "${KERNEL_ROOT_DIR}")
SET(GUI_ROOT_DIR "${GUI_ROOT_DIR}")
SET(SIP_ROOT_DIR "${SIP_ROOT_DIR}")
SET(QTDIR "${QTDIR}")
SET(PYQT_ROOT_DIR "${PYQT_ROOT_DIR}")
SET(CAS_ROOT_DIR "${CAS_ROOT_DIR}")

SET(CONF_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/include" "${PROJECT_BINARY_DIR}/include")
CONFIGURE_PACKAGE_CONFIG_FILE(${PROJECT_NAME}Config.cmake.in
    ${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
    INSTALL_DESTINATION "${SALOME_INSTALL_CMAKE_LOCAL}"
    PATH_VARS CONF_INCLUDE_DIRS SALOME_INSTALL_CMAKE_LOCAL CMAKE_INSTALL_PREFIX
    KERNEL_ROOT_DIR GUI_ROOT_DIR SIP_ROOT_DIR QTDIR PYQT_ROOT_DIR CAS_ROOT_DIR)

#   - in the install tree (VSR 16/08/2013: TEMPORARILY COMMENT THIS - TO REMOVE?):
#       Get the relative path of the include directory so
#       we can register it in the generated configuration files:
#SET(CONF_INCLUDE_DIRS "${CMAKE_INSTALL_PREFIX}/${INSTALL_INCLUDE_DIR}")
#CONFIGURE_PACKAGE_CONFIG_FILE(adm_local/cmake_files/${PROJECT_NAME}Config.cmake.in
#    ${PROJECT_BINARY_DIR}/to_install/${PROJECT_NAME}Config.cmake
#    INSTALL_DESTINATION "${SALOME_INSTALL_CMAKE_LOCAL}"
#    PATH_VARS CONF_INCLUDE_DIRS SALOME_INSTALL_CMAKE_LOCAL CMAKE_INSTALL_PREFIX
#    KERNEL_ROOT_DIR GUI_ROOT_DIR SIP_ROOT_DIR QT4_ROOT_DIR PYQT4_ROOT_DIR EXPAT_ROOT_DIR QSCINTILLA_ROOT_DIR)

WRITE_BASIC_PACKAGE_VERSION_FILE(${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
    VERSION ${${PROJECT_NAME_UC}_VERSION}
    COMPATIBILITY AnyNewerVersion)

# Install the CMake configuration files:
INSTALL(FILES
  "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
  "${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
  DESTINATION "${SALOME_INSTALL_CMAKE_LOCAL}")

# Install the export set for use with the install-tree
INSTALL(EXPORT ${PROJECT_NAME}TargetGroup DESTINATION "${SALOME_INSTALL_CMAKE_LOCAL}"
        FILE ${PROJECT_NAME}Targets.cmake)



SET(_bin_scripts bin/hydro_setenv.py)
SALOME_INSTALL_SCRIPTS("${_bin_scripts}" ${SALOME_INSTALL_SCRIPT_SCRIPTS})