# Instruct CMake to run moc automatically when needed.

set(CMAKE_AUTOMOC ON)

# add local path for cmake modules

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules/")

# Find the QtWidgets library

find_package(Qt5Widgets)

# Find QWT or use static

set(QWT_USE_STATIC false CACHE BOOL "Use a static version of Qwt provided by user.")

set(QWT_STATIC_LIBRARY "" CACHE FILEPATH "Path to the static Qwt library, libqwt.a.")

set(QWT_STATIC_INCLUDE "" CACHE PATH "Path to the Qwt include directory when building Qwt static.")

if (QWT_USE_STATIC)

  set(QWT_LIBRARY ${QWT_STATIC_LIBRARY})

  set(QWT_INCLUDE_DIR ${QWT_STATIC_INCLUDE})

else (QWT_USE_STATIC)

  find_package(Qwt 6.1 REQUIRED)

endif (QWT_USE_STATIC)

# includes

include_directories(${QWT_INCLUDE_DIR})

# wrap UI files

qt5_wrap_ui(UI_FILES mainwindow.ui about_dialog.ui)

# Tell CMake to create the helloworld executable

add_executable(serialplot main.cpp mainwindow.cpp customcheckablebutton.cpp ${UI_FILES})

# Use the Widgets module from Qt 5.

target_link_libraries(serialplot ${QWT_LIBRARY})

qt5_use_modules(serialplot Widgets SerialPort Svg)

# Enable C++11 support, fail if not supported

include(CheckCXXCompilerFlag)

CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)

CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)

if(COMPILER_SUPPORTS_CXX11)

  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")

elseif(COMPILER_SUPPORTS_CXX0X)

  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")

else()

  message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")

endif()

# version number

set(MAJOR_VERSION 0)

set(PATCH_VERSION 0)

set(VERSION_STRING "${MAJOR_VERSION}.${MINOR_VERSION}.${PATCH_VERSION}")

# get revision number from mercurial

find_program(MERCURIAL hg)

if (MERCURIAL)

  execute_process(COMMAND ${MERCURIAL} id -i

    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}

    RESULT_VARIABLE MERCURIAL_RESULT

    OUTPUT_VARIABLE VERSION_REVISION

    OUTPUT_STRIP_TRAILING_WHITESPACE)

  if(NOT MERCURIAL_RESULT EQUAL 0)

    set(VERSION_SCM_REVISION false)

  endif(NOT MERCURIAL_RESULT EQUAL 0)

endif (MERCURIAL)

if (NOT VERSION_REVISION)

  set(VERSION_REVISION "0")

endif (NOT VERSION_REVISION)

message("SCM revision: ${VERSION_REVISION}")

# configure version file

configure_file("${CMAKE_CURRENT_SOURCE_DIR}/version.h.in" "${CMAKE_CURRENT_BINARY_DIR}/version.h")

# add make run target

add_custom_target(run

    COMMAND serialplot

    DEPENDS serialplot

    WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}

)

# installing

install(TARGETS serialplot DESTINATION bin)

# install menu item and icon

find_program(XDG-DESKTOP-MENU xdg-desktop-menu)

find_program(XDG-ICON-RESOURCE xdg-icon-resource)

# first copy files to share/serialplot/

install(FILES

  ${CMAKE_SOURCE_DIR}/misc/serialplot.desktop

  ${CMAKE_SOURCE_DIR}/misc/serialplot.png

  DESTINATION share/serialplot)

# install copyright file (in debian format)

install(FILES