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# Public Domain
function (icon_to_png name svg size output_dir output)
set (_dimensions "${size}x${size}")
set (_png_path "${output_dir}/hicolor/${_dimensions}/apps")
set (_png "${_png_path}/${name}.png")
set (${output} "${_png}" PARENT_SCOPE)
set (_find_program_REQUIRE)
if (NOT ${CMAKE_VERSION} VERSION_LESS 3.18.0)
set (_find_program_REQUIRE REQUIRED)
endif ()
find_program (rsvg_convert_EXECUTABLE rsvg-convert ${_find_program_REQUIRE})
add_custom_command (OUTPUT "${_png}"
COMMAND ${CMAKE_COMMAND} -E make_directory "${_png_path}"
COMMAND ${rsvg_convert_EXECUTABLE} "--output=${_png}"
"--width=${size}" "--height=${size}" -- "${svg}"
DEPENDS "${svg}"
COMMENT "Generating ${name} ${_dimensions} application icon" VERBATIM)
endfunction ()
# You should include a 256x256 icon--which takes less space as raw PNG.
function (icon_for_win32 ico pngs pngs_raw)
set (_raws)
foreach (png ${pngs_raw})
list (APPEND _raws "--raw=${png}")
endforeach ()
set (_find_program_REQUIRE)
if (NOT ${CMAKE_VERSION} VERSION_LESS 3.18.0)
set (_find_program_REQUIRE REQUIRED)
endif ()
find_program (icotool_EXECUTABLE icotool ${_find_program_REQUIRE})
add_custom_command (OUTPUT "${ico}"
COMMAND ${icotool_EXECUTABLE} -c -o "${ico}" ${_raws} -- ${pngs}
DEPENDS ${pngs} ${pngs_raw}
COMMENT "Generating Windows program icon" VERBATIM)
endfunction ()
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