Files
pdf/wasm/CMakeLists.txt
2026-07-30 16:48:46 +05:30

70 lines
2.4 KiB
CMake

if(NOT EMSCRIPTEN)
message(FATAL_ERROR
"wasm/CMakeLists.txt requires the Emscripten toolchain. "
"Use: cmake --preset wasm (after activating emsdk).")
endif()
add_executable(hello hello.cpp)
set_target_properties(hello PROPERTIES
OUTPUT_NAME "hello"
SUFFIX ".mjs"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin"
)
target_link_options(hello PRIVATE
"-sMODULARIZE=1"
"-sEXPORT_ES6=1"
"-sENVIRONMENT=node,web"
"-sEXPORTED_FUNCTIONS=['_add','_hello_version']"
"-sEXPORTED_RUNTIME_METHODS=['ccall','cwrap']"
"-sALLOW_MEMORY_GROWTH=1"
)
target_compile_features(hello PRIVATE cxx_std_23)
message(STATUS "WASM hello-world configured")
message(STATUS " Output ............... ${CMAKE_BINARY_DIR}/bin/hello.mjs (+ hello.wasm)")
add_executable(pdfengine_wasm
bindings/wasm_engine.cpp
)
set_target_properties(pdfengine_wasm PROPERTIES
OUTPUT_NAME "pdfengine"
SUFFIX ".mjs"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin"
)
target_include_directories(pdfengine_wasm PRIVATE
"${CMAKE_CURRENT_SOURCE_DIR}/bindings"
)
target_link_libraries(pdfengine_wasm PRIVATE pdfengine::pdfengine)
target_link_directories(pdfengine_wasm PRIVATE
"${CMAKE_BINARY_DIR}/vcpkg_installed/wasm32-emscripten/lib")
set(_wasm_font_src "${CMAKE_SOURCE_DIR}/engine/assets/fonts")
set(_wasm_font_dir "${CMAKE_BINARY_DIR}/embed_fonts")
file(COPY "${_wasm_font_src}/" DESTINATION "${_wasm_font_dir}")
target_link_options(pdfengine_wasm PRIVATE
"-Wl,--allow-multiple-definition"
"--embed-file" "${_wasm_font_dir}@/fonts"
"-sMODULARIZE=1"
"-sEXPORT_ES6=1"
"-sENVIRONMENT=node,web"
"-sALLOW_MEMORY_GROWTH=1"
"-sWASM_BIGINT"
"-sSTACK_SIZE=5MB"
"-sEXPORTED_FUNCTIONS=['_loadDocument','_pageCount','_renderPagePng','_previewRender','_previewRenderRegion','_previewRenderPaginated','_lastRegionCount','_lastRegionPtr','_lastRegionW','_lastRegionH','_lastRegionPage','_lastRegionYTop','_lastRenderPtr','_lastRenderW','_lastRenderH','_lastLayoutJson','_registerAuxFont','_freeDocument','_engineBuildInfo','_debugValidateLayout','_malloc','_free']"
"-sEXPORTED_RUNTIME_METHODS=['ccall','cwrap','getValue','setValue','HEAPU8']"
)
target_compile_features(pdfengine_wasm PRIVATE cxx_std_23)
message(STATUS "WASM pdfengine configured")
message(STATUS " Output ............... ${CMAKE_BINARY_DIR}/bin/pdfengine.mjs (+ pdfengine.wasm)")