desktop/cmake/modules/GenerateIconsUtils.cmake

59 lines
1.9 KiB
CMake

# UPSTREAM our ECMAddAppIcon.cmake then require that version here
# find_package(ECM 1.7.0 REQUIRED NO_MODULE)
# list(APPEND CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
include(ECMAddAppIcon)
find_program(SVG_CONVERTER
NAMES inkscape inkscape.exe rsvg-convert
REQUIRED
HINTS "C:\\Program Files\\Inkscape\\bin" "/usr/bin" ENV SVG_CONVERTER_DIR)
# REQUIRED keyword is only supported on CMake 3.18 and above
if (NOT SVG_CONVERTER)
message(FATAL_ERROR "Could not find a suitable svg converter. Set SVG_CONVERTER_DIR to the path of either the inkscape or rsvg-convert executable.")
endif()
function(generate_sized_png_from_svg icon_path size)
set(options)
set(oneValueArgs OUTPUT_ICON_NAME OUTPUT_ICON_FULL_NAME_WLE OUTPUT_ICON_PATH)
set(multiValueArgs)
cmake_parse_arguments(ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
get_filename_component(icon_name_dir ${icon_path} DIRECTORY)
get_filename_component(icon_name_wle ${icon_path} NAME_WLE)
if (ARG_OUTPUT_ICON_NAME)
set(icon_name_wle ${ARG_OUTPUT_ICON_NAME})
endif ()
if (ARG_OUTPUT_ICON_PATH)
set(icon_name_dir ${ARG_OUTPUT_ICON_PATH})
endif ()
set(output_icon_full_name_wle "${size}-${icon_name_wle}")
if (ARG_OUTPUT_ICON_FULL_NAME_WLE)
set(output_icon_full_name_wle ${ARG_OUTPUT_ICON_FULL_NAME_WLE})
endif ()
if (EXISTS "${icon_name_dir}/${output_icon_full_name_wle}.png")
return()
endif()
set(icon_output_name "${output_icon_full_name_wle}.png")
message(STATUS "Generate ${icon_output_name}")
execute_process(COMMAND
"${SVG_CONVERTER}" -w ${size} -h ${size} "${icon_path}" -o "${icon_output_name}"
WORKING_DIRECTORY "${icon_name_dir}"
RESULT_VARIABLE
SVG_CONVERTER_SIDEBAR_ERROR
OUTPUT_QUIET
ERROR_QUIET)
if (SVG_CONVERTER_SIDEBAR_ERROR)
message(FATAL_ERROR
"${SVG_CONVERTER} could not generate icon: ${SVG_CONVERTER_SIDEBAR_ERROR}")
else()
endif()
endfunction()