preliminary android

CMakeCache.txt

@@ -0,0 +1,404 @@
+# This is the CMakeCache file.
+# For build in directory: /home/yiming/Documents/sync/Projects/2022/laprograms/lagui_demos
+# It was generated by CMake: /usr/bin/cmake
+# You can edit this file to change values found and used by cmake.
+# If you do not want to change any of the values, simply exit the editor.
+# If you do want to change a value, simply edit, save, and exit the editor.
+# The syntax for the file is as follows:
+# KEY:TYPE=VALUE
+# KEY is the name of a variable in the cache.
+# TYPE is a hint to GUIs for the type of VALUE, DO NOT EDIT TYPE!.
+# VALUE is the current value for the KEY.
+
+########################
+# EXTERNAL cache entries
+########################
+
+//Path to a program.
+AAPT2:FILEPATH=/usr/bin/aapt2
+
+//Path to a program.
+ADB:FILEPATH=/home/yiming/Downloads/Android/platform-tools/adb
+
+//No help, variable specified on the command line.
+ANDROID:UNINITIALIZED=True
+
+//Path to Android build tools (i.e. where to find aapt2, etc)
+ANDROID_BUILD_TOOLS_DIR:PATH=
+
+//Path to Android JAR
+ANDROID_JAR:PATH=/android.jar
+
+//Path to Android NDK
+ANDROID_NDK:PATH=
+
+//Path to Android SDK
+ANDROID_SDK_ROOT:PATH=/home/yiming/Android
+
+//Path to a program.
+APKSIGNER:FILEPATH=/usr/bin/apksigner
+
+//Path to a program.
+CMAKE_ADDR2LINE:FILEPATH=/usr/bin/addr2line
+
+//Path to a program.
+CMAKE_AR:FILEPATH=/usr/bin/ar
+
+//Choose the type of build, options are: None Debug Release RelWithDebInfo
+// MinSizeRel ...
+CMAKE_BUILD_TYPE:STRING=
+
+//Enable/Disable color output during build.
+CMAKE_COLOR_MAKEFILE:BOOL=ON
+
+//CXX compiler
+CMAKE_CXX_COMPILER:STRING=/usr/bin/c++
+
+//A wrapper around 'ar' adding the appropriate '--plugin' option
+// for the GCC compiler
+CMAKE_CXX_COMPILER_AR:FILEPATH=/usr/bin/gcc-ar-11
+
+//A wrapper around 'ranlib' adding the appropriate '--plugin' option
+// for the GCC compiler
+CMAKE_CXX_COMPILER_RANLIB:FILEPATH=/usr/bin/gcc-ranlib-11
+
+//Flags used by the CXX compiler during all build types.
+CMAKE_CXX_FLAGS:STRING=
+
+//Flags used by the CXX compiler during DEBUG builds.
+CMAKE_CXX_FLAGS_DEBUG:STRING=-g
+
+//Flags used by the CXX compiler during MINSIZEREL builds.
+CMAKE_CXX_FLAGS_MINSIZEREL:STRING=-Os -DNDEBUG
+
+//Flags used by the CXX compiler during RELEASE builds.
+CMAKE_CXX_FLAGS_RELEASE:STRING=-O3 -DNDEBUG
+
+//Flags used by the CXX compiler during RELWITHDEBINFO builds.
+CMAKE_CXX_FLAGS_RELWITHDEBINFO:STRING=-O2 -g -DNDEBUG
+
+//C compiler
+CMAKE_C_COMPILER:STRING=/usr/bin/cc
+
+//A wrapper around 'ar' adding the appropriate '--plugin' option
+// for the GCC compiler
+CMAKE_C_COMPILER_AR:FILEPATH=/usr/bin/gcc-ar-11
+
+//A wrapper around 'ranlib' adding the appropriate '--plugin' option
+// for the GCC compiler
+CMAKE_C_COMPILER_RANLIB:FILEPATH=/usr/bin/gcc-ranlib-11
+
+//Flags used by the C compiler during all build types.
+CMAKE_C_FLAGS:STRING=
+
+//Flags used by the C compiler during DEBUG builds.
+CMAKE_C_FLAGS_DEBUG:STRING=-g
+
+//Flags used by the C compiler during MINSIZEREL builds.
+CMAKE_C_FLAGS_MINSIZEREL:STRING=-Os -DNDEBUG
+
+//Flags used by the C compiler during RELEASE builds.
+CMAKE_C_FLAGS_RELEASE:STRING=-O3 -DNDEBUG
+
+//Flags used by the C compiler during RELWITHDEBINFO builds.
+CMAKE_C_FLAGS_RELWITHDEBINFO:STRING=-O2 -g -DNDEBUG
+
+//Path to a program.
+CMAKE_DLLTOOL:FILEPATH=CMAKE_DLLTOOL-NOTFOUND
+
+//Flags used by the linker during all build types.
+CMAKE_EXE_LINKER_FLAGS:STRING=
+
+//Flags used by the linker during DEBUG builds.
+CMAKE_EXE_LINKER_FLAGS_DEBUG:STRING=
+
+//Flags used by the linker during MINSIZEREL builds.
+CMAKE_EXE_LINKER_FLAGS_MINSIZEREL:STRING=
+
+//Flags used by the linker during RELEASE builds.
+CMAKE_EXE_LINKER_FLAGS_RELEASE:STRING=
+
+//Flags used by the linker during RELWITHDEBINFO builds.
+CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO:STRING=
+
+//Enable/Disable output of compile commands during generation.
+CMAKE_EXPORT_COMPILE_COMMANDS:BOOL=
+
+//Install path prefix, prepended onto install directories.
+CMAKE_INSTALL_PREFIX:PATH=/usr/local
+
+//Path to a program.
+CMAKE_LINKER:FILEPATH=/usr/bin/ld
+
+//Path to a program.
+CMAKE_MAKE_PROGRAM:FILEPATH=/usr/bin/gmake
+
+//Flags used by the linker during the creation of modules during
+// all build types.
+CMAKE_MODULE_LINKER_FLAGS:STRING=
+
+//Flags used by the linker during the creation of modules during
+// DEBUG builds.
+CMAKE_MODULE_LINKER_FLAGS_DEBUG:STRING=
+
+//Flags used by the linker during the creation of modules during
+// MINSIZEREL builds.
+CMAKE_MODULE_LINKER_FLAGS_MINSIZEREL:STRING=
+
+//Flags used by the linker during the creation of modules during
+// RELEASE builds.
+CMAKE_MODULE_LINKER_FLAGS_RELEASE:STRING=
+
+//Flags used by the linker during the creation of modules during
+// RELWITHDEBINFO builds.
+CMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO:STRING=
+
+//Path to a program.
+CMAKE_NM:FILEPATH=/usr/bin/nm
+
+//Path to a program.
+CMAKE_OBJCOPY:FILEPATH=/usr/bin/objcopy
+
+//Path to a program.
+CMAKE_OBJDUMP:FILEPATH=/usr/bin/objdump
+
+//Value Computed by CMake
+CMAKE_PROJECT_DESCRIPTION:STATIC=
+
+//Value Computed by CMake
+CMAKE_PROJECT_HOMEPAGE_URL:STATIC=
+
+//Value Computed by CMake
+CMAKE_PROJECT_NAME:STATIC=demo
+
+//Path to a program.
+CMAKE_RANLIB:FILEPATH=/usr/bin/ranlib
+
+//Path to a program.
+CMAKE_READELF:FILEPATH=/usr/bin/readelf
+
+//Flags used by the linker during the creation of shared libraries
+// during all build types.
+CMAKE_SHARED_LINKER_FLAGS:STRING=
+
+//Flags used by the linker during the creation of shared libraries
+// during DEBUG builds.
+CMAKE_SHARED_LINKER_FLAGS_DEBUG:STRING=
+
+//Flags used by the linker during the creation of shared libraries
+// during MINSIZEREL builds.
+CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL:STRING=
+
+//Flags used by the linker during the creation of shared libraries
+// during RELEASE builds.
+CMAKE_SHARED_LINKER_FLAGS_RELEASE:STRING=
+
+//Flags used by the linker during the creation of shared libraries
+// during RELWITHDEBINFO builds.
+CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO:STRING=
+
+//If set, runtime paths are not added when installing shared libraries,
+// but are added when building.
+CMAKE_SKIP_INSTALL_RPATH:BOOL=NO
+
+//If set, runtime paths are not added when using shared libraries.
+CMAKE_SKIP_RPATH:BOOL=NO
+
+//Flags used by the linker during the creation of static libraries
+// during all build types.
+CMAKE_STATIC_LINKER_FLAGS:STRING=
+
+//Flags used by the linker during the creation of static libraries
+// during DEBUG builds.
+CMAKE_STATIC_LINKER_FLAGS_DEBUG:STRING=
+
+//Flags used by the linker during the creation of static libraries
+// during MINSIZEREL builds.
+CMAKE_STATIC_LINKER_FLAGS_MINSIZEREL:STRING=
+
+//Flags used by the linker during the creation of static libraries
+// during RELEASE builds.
+CMAKE_STATIC_LINKER_FLAGS_RELEASE:STRING=
+
+//Flags used by the linker during the creation of static libraries
+// during RELWITHDEBINFO builds.
+CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO:STRING=
+
+//Path to a program.
+CMAKE_STRIP:FILEPATH=/usr/bin/strip
+
+//If this value is on, makefiles will be generated without the
+// .SILENT directive, and all commands will be echoed to the console
+// during the make.  This is useful for debugging only. With Visual
+// Studio IDE projects all commands are done without /nologo.
+CMAKE_VERBOSE_MAKEFILE:BOOL=FALSE
+
+//Path to Freetype source
+FREETYPE_SRC_DIR:PATH=
+
+//Path to LaGUI source
+LAGUI_SRC_DIR:PATH=../lagui
+
+//Path to a program.
+ZIPALIGN:FILEPATH=/home/yiming/Downloads/Android/build-tools/23.0.3/zipalign
+
+//Value Computed by CMake
+demo_BINARY_DIR:STATIC=/home/yiming/Documents/sync/Projects/2022/laprograms/lagui_demos
+
+//Value Computed by CMake
+demo_IS_TOP_LEVEL:STATIC=ON
+
+//Value Computed by CMake
+demo_SOURCE_DIR:STATIC=/home/yiming/Documents/sync/Projects/2022/laprograms/lagui_demos
+
+
+########################
+# INTERNAL cache entries
+########################
+
+//ADVANCED property for variable: CMAKE_ADDR2LINE
+CMAKE_ADDR2LINE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_AR
+CMAKE_AR-ADVANCED:INTERNAL=1
+//This is the directory where this CMakeCache.txt was created
+CMAKE_CACHEFILE_DIR:INTERNAL=/home/yiming/Documents/sync/Projects/2022/laprograms/lagui_demos
+//Major version of cmake used to create the current loaded cache
+CMAKE_CACHE_MAJOR_VERSION:INTERNAL=3
+//Minor version of cmake used to create the current loaded cache
+CMAKE_CACHE_MINOR_VERSION:INTERNAL=22
+//Patch version of cmake used to create the current loaded cache
+CMAKE_CACHE_PATCH_VERSION:INTERNAL=1
+//ADVANCED property for variable: CMAKE_COLOR_MAKEFILE
+CMAKE_COLOR_MAKEFILE-ADVANCED:INTERNAL=1
+//Path to CMake executable.
+CMAKE_COMMAND:INTERNAL=/usr/bin/cmake
+//Path to cpack program executable.
+CMAKE_CPACK_COMMAND:INTERNAL=/usr/bin/cpack
+//Path to ctest program executable.
+CMAKE_CTEST_COMMAND:INTERNAL=/usr/bin/ctest
+//ADVANCED property for variable: CMAKE_CXX_COMPILER
+CMAKE_CXX_COMPILER-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_COMPILER_AR
+CMAKE_CXX_COMPILER_AR-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_COMPILER_RANLIB
+CMAKE_CXX_COMPILER_RANLIB-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_FLAGS
+CMAKE_CXX_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_FLAGS_DEBUG
+CMAKE_CXX_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_FLAGS_MINSIZEREL
+CMAKE_CXX_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_FLAGS_RELEASE
+CMAKE_CXX_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_CXX_FLAGS_RELWITHDEBINFO
+CMAKE_CXX_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_COMPILER
+CMAKE_C_COMPILER-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_COMPILER_AR
+CMAKE_C_COMPILER_AR-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_COMPILER_RANLIB
+CMAKE_C_COMPILER_RANLIB-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_FLAGS
+CMAKE_C_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_FLAGS_DEBUG
+CMAKE_C_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_FLAGS_MINSIZEREL
+CMAKE_C_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_FLAGS_RELEASE
+CMAKE_C_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_C_FLAGS_RELWITHDEBINFO
+CMAKE_C_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_DLLTOOL
+CMAKE_DLLTOOL-ADVANCED:INTERNAL=1
+//Path to cache edit program executable.
+CMAKE_EDIT_COMMAND:INTERNAL=/usr/bin/cmake-gui
+//Executable file format
+CMAKE_EXECUTABLE_FORMAT:INTERNAL=ELF
+//ADVANCED property for variable: CMAKE_EXE_LINKER_FLAGS
+CMAKE_EXE_LINKER_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_EXE_LINKER_FLAGS_DEBUG
+CMAKE_EXE_LINKER_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_EXE_LINKER_FLAGS_MINSIZEREL
+CMAKE_EXE_LINKER_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_EXE_LINKER_FLAGS_RELEASE
+CMAKE_EXE_LINKER_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO
+CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_EXPORT_COMPILE_COMMANDS
+CMAKE_EXPORT_COMPILE_COMMANDS-ADVANCED:INTERNAL=1
+//Name of external makefile project generator.
+CMAKE_EXTRA_GENERATOR:INTERNAL=
+//Name of generator.
+CMAKE_GENERATOR:INTERNAL=Unix Makefiles
+//Generator instance identifier.
+CMAKE_GENERATOR_INSTANCE:INTERNAL=
+//Name of generator platform.
+CMAKE_GENERATOR_PLATFORM:INTERNAL=
+//Name of generator toolset.
+CMAKE_GENERATOR_TOOLSET:INTERNAL=
+//Source directory with the top level CMakeLists.txt file for this
+// project
+CMAKE_HOME_DIRECTORY:INTERNAL=/home/yiming/Documents/sync/Projects/2022/laprograms/lagui_demos
+//Install .so files without execute permission.
+CMAKE_INSTALL_SO_NO_EXE:INTERNAL=1
+//ADVANCED property for variable: CMAKE_LINKER
+CMAKE_LINKER-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MAKE_PROGRAM
+CMAKE_MAKE_PROGRAM-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MODULE_LINKER_FLAGS
+CMAKE_MODULE_LINKER_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MODULE_LINKER_FLAGS_DEBUG
+CMAKE_MODULE_LINKER_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MODULE_LINKER_FLAGS_MINSIZEREL
+CMAKE_MODULE_LINKER_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MODULE_LINKER_FLAGS_RELEASE
+CMAKE_MODULE_LINKER_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO
+CMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_NM
+CMAKE_NM-ADVANCED:INTERNAL=1
+//number of local generators
+CMAKE_NUMBER_OF_MAKEFILES:INTERNAL=1
+//ADVANCED property for variable: CMAKE_OBJCOPY
+CMAKE_OBJCOPY-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_OBJDUMP
+CMAKE_OBJDUMP-ADVANCED:INTERNAL=1
+//Platform information initialized
+CMAKE_PLATFORM_INFO_INITIALIZED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_RANLIB
+CMAKE_RANLIB-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_READELF
+CMAKE_READELF-ADVANCED:INTERNAL=1
+//Path to CMake installation.
+CMAKE_ROOT:INTERNAL=/usr/share/cmake-3.22
+//ADVANCED property for variable: CMAKE_SHARED_LINKER_FLAGS
+CMAKE_SHARED_LINKER_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SHARED_LINKER_FLAGS_DEBUG
+CMAKE_SHARED_LINKER_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL
+CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SHARED_LINKER_FLAGS_RELEASE
+CMAKE_SHARED_LINKER_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO
+CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SKIP_INSTALL_RPATH
+CMAKE_SKIP_INSTALL_RPATH-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_SKIP_RPATH
+CMAKE_SKIP_RPATH-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STATIC_LINKER_FLAGS
+CMAKE_STATIC_LINKER_FLAGS-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STATIC_LINKER_FLAGS_DEBUG
+CMAKE_STATIC_LINKER_FLAGS_DEBUG-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STATIC_LINKER_FLAGS_MINSIZEREL
+CMAKE_STATIC_LINKER_FLAGS_MINSIZEREL-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STATIC_LINKER_FLAGS_RELEASE
+CMAKE_STATIC_LINKER_FLAGS_RELEASE-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO
+CMAKE_STATIC_LINKER_FLAGS_RELWITHDEBINFO-ADVANCED:INTERNAL=1
+//ADVANCED property for variable: CMAKE_STRIP
+CMAKE_STRIP-ADVANCED:INTERNAL=1
+//uname command
+CMAKE_UNAME:INTERNAL=/usr/bin/uname
+//ADVANCED property for variable: CMAKE_VERBOSE_MAKEFILE
+CMAKE_VERBOSE_MAKEFILE-ADVANCED:INTERNAL=1
+

CMakeLists.txt

@@ -1,6 +1,13 @@
 cmake_minimum_required(VERSION 3.1)
 project(demo)
 
+set(ANDROID false CACHE BOOL "Compile for android")
+
+if(ANDROID)
+    include(apk_build.cmake)
+    return()
+endif()
+
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR})
 
 find_package(lagui REQUIRED)

apk_build.cmake

@@ -0,0 +1,133 @@
+include(ExternalProject)
+
+set(ANDROID_SDK_ROOT $ENV{ANDROID_SDK_ROOT} CACHE PATH "Path to Android SDK")
+
+set(ANDROID_PLATFORM_TOOLS_DIR "${ANDROID_SDK_ROOT}/platform-tools")
+
+file(GLOB ANDROID_BUILD_TOOLS_VERSIONS "${ANDROID_SDK_ROOT}/build-tools/*")
+list(POP_BACK ANDROID_BUILD_TOOLS_VERSIONS ANDROID_BUILD_TOOLS_LATEST)
+set(ANDROID_BUILD_TOOLS_DIR "${ANDROID_BUILD_TOOLS_LATEST}" CACHE PATH "Path to Android build tools (i.e. where to find aapt2, etc)")
+
+file(GLOB ANDROID_NDK_VERSIONS "${ANDROID_SDK_ROOT}/ndk/*")
+list(POP_BACK ANDROID_NDK_VERSIONS ANDROID_NDK_LATEST)
+set(ANDROID_NDK "${ANDROID_NDK_LATEST}" CACHE PATH "Path to Android NDK")
+
+file(GLOB ANDROID_JAR_VERSIONS "${ANDROID_SDK_ROOT}/platforms/*")
+list(POP_BACK ANDROID_JAR_VERSIONS ANDROID_JAR_LATEST)
+set(ANDROID_JAR "${ANDROID_JAR_LATEST}/android.jar" CACHE PATH "Path to Android JAR")
+
+set(FREETYPE_SRC_DIR "${FREETYPE_SRC_DIR}" CACHE PATH "Path to Freetype source")
+set(LAGUI_SRC_DIR "${LAGUI_SRC_DIR}" CACHE PATH "Path to LaGUI source")
+set(EXECUTABLE_NAME "${EXECUTABLE_NAME}" CACHE PATH "Executable name")
+set(EXECUTABLE_SRC_DIR "${EXECUTABLE_SRC_DIR}" CACHE PATH "Executable source")
+
+find_program(ADB       NAMES adb       REQUIRED PATHS ${ANDROID_PLATFORM_TOOLS_DIR})
+find_program(AAPT2     NAMES aapt2     REQUIRED PATHS ${ANDROID_BUILD_TOOLS_DIR})
+find_program(APKSIGNER NAMES apksigner REQUIRED PATHS ${ANDROID_BUILD_TOOLS_DIR})
+find_program(ZIPALIGN  NAMES zipalign  REQUIRED PATHS ${ANDROID_BUILD_TOOLS_DIR})
+
+set(APK_CONTENTS_ROOT "${CMAKE_CURRENT_BINARY_DIR}/apk")
+
+macro(setup_variant VARIANT)
+
+  ExternalProject_Add(freetype-${VARIANT}
+    SOURCE_DIR ${FREETYPE_SRC_DIR}
+    #EXCLUDE_FROM_ALL TRUE
+    CMAKE_ARGS
+    -DANDROID_ABI=${VARIANT}
+    -DANDROID_NDK=${ANDROID_NDK}
+    -DANDROID_STL=c++_static
+    -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}/install/${VARIANT}
+    -DCMAKE_LIBRARY_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    -DCMAKE_ARCHIVE_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK}/build/cmake/android.toolchain.cmake
+    BUILD_ALWAYS True
+  )
+
+  ExternalProject_Add(lagui-${VARIANT}
+    SOURCE_DIR ${LAGUI_SRC_DIR}
+    #EXCLUDE_FROM_ALL TRUE
+    CMAKE_ARGS
+    -DANDROID_ABI=${VARIANT}
+    -DANDROID_NDK=${ANDROID_NDK}
+    -DANDROID_STL=c++_static
+    -DLAGUI_USE_GLES=True
+    -DLAGUI_USE_LUAJIT=False
+    -DLAGUI_USE_PNG=False
+    -DLAGUI_ANDROID=True
+    -DFREETYPE_SRC_DIR=${FREETYPE_SRC_DIR}
+    -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}/install/${VARIANT}
+    -DCMAKE_LIBRARY_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    -DCMAKE_ARCHIVE_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK}/build/cmake/android.toolchain.cmake
+    BUILD_ALWAYS True
+  )
+
+  ExternalProject_Add(${EXECUTABLE_NAME}-${VARIANT}
+    SOURCE_DIR ${EXECUTABLE_SRC_DIR}
+    #EXCLUDE_FROM_ALL TRUE
+    CMAKE_ARGS
+    -DANDROID_ABI=${VARIANT}
+    -DANDROID_NDK=${ANDROID_NDK}
+    -DANDROID_STL=c++_static
+    -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}/install/${VARIANT}
+    #-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    #-DCMAKE_ARCHIVE_OUTPUT_DIRECTORY=${APK_CONTENTS_ROOT}/lib/${VARIANT}
+    -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK}/build/cmake/android.toolchain.cmake
+    BUILD_ALWAYS True
+    )
+
+endmacro()
+setup_variant(arm64-v8a)
+setup_variant(armeabi-v7a)
+setup_variant(x86)
+setup_variant(x86_64)
+
+set(MANIFEST "${CMAKE_CURRENT_SOURCE_DIR}/AndroidManifest.xml")
+set(RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/res")
+set(KEYSTORE "${CMAKE_CURRENT_SOURCE_DIR}/keystore.jks")
+
+set(VALUES_STRING "${CMAKE_CURRENT_BINARY_DIR}/values_strings.arsc.flat")
+
+set(FINAL_APK "${CMAKE_CURRENT_BINARY_DIR}/app.apk")
+set(RESOURCES_APK "${CMAKE_CURRENT_BINARY_DIR}/app.res.apk")
+set(UNALIGNED_APK "${CMAKE_CURRENT_BINARY_DIR}/app.unaligned.apk")
+
+# keytool -genkeypair -keystore keystore.jks -alias androidkey -validity 10000 -keyalg RSA -keysize 2048 -storepass android -keypass android
+
+add_custom_command(
+  OUTPUT ${VALUES_STRING}
+  COMMAND ${AAPT2} compile ${RESOURCES}/values/strings.xml -o ${CMAKE_CURRENT_BINARY_DIR}
+  DEPENDS ${RESOURCES}/values/strings.xml
+  )
+add_custom_command(
+  OUTPUT ${RESOURCES_APK}
+  COMMAND ${AAPT2} link ${VALUES_STRING} -o ${RESOURCES_APK} --manifest ${MANIFEST} -I ${ANDROID_JAR}
+  DEPENDS ${MANIFEST} ${VALUES_STRING}
+  )
+add_custom_command(
+  OUTPUT ${UNALIGNED_APK}
+  COMMAND ${CMAKE_COMMAND} -E tar x ${RESOURCES_APK}
+  COMMAND ${CMAKE_COMMAND} -E tar c ${UNALIGNED_APK} --format=zip .
+  WORKING_DIRECTORY ${APK_CONTENTS_ROOT}
+  DEPENDS
+    ${RESOURCES_APK}
+    ${PROJECT_NAME}-armeabi-v7a
+    ${PROJECT_NAME}-arm64-v8a
+    ${PROJECT_NAME}-x86
+    ${PROJECT_NAME}-x86_64
+    freetype-x86_64
+    freetype-x86
+    freetype-arm64-v8a
+    freetype-armeabi-v7a
+  )
+add_custom_command(
+  OUTPUT ${FINAL_APK}
+  COMMAND ${ZIPALIGN} -p -f -v 4 ${UNALIGNED_APK} ${FINAL_APK}
+  COMMAND ${APKSIGNER} sign --in ${FINAL_APK} -ks ${KEYSTORE} --ks-key-alias androidkey --ks-pass pass:android --key-pass pass:android
+  DEPENDS ${UNALIGNED_APK}
+  )
+
+add_custom_target(apk ALL DEPENDS ${FINAL_APK})
+
+install(CODE "execute_process(COMMAND ${ADB} install ${FINAL_APK})")

src/AndroidManifest.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="com.lagui.simplest"
+  android:versionCode="1"
+  android:versionName="1.0">
+
+  <uses-sdk android:minSdkVersion="26"/>
+  <uses-feature android:glEsVersion="0x00020000" android:required="true" />
+
+  <!-- This .apk has no Java code itself, so set hasCode to false. -->
+  <!-- android:icon="@mipmap/ic_launcher" --> 
+  <application
+    android:allowBackup="true"
+    android:label="@string/app_name"
+    android:hasCode="false">
+
+    <!-- Our activity is the built-in NativeActivity framework class. This will take care of integrating with our NDK code. -->
+    <activity android:name="android.app.NativeActivity"
+      android:label="@string/app_name"
+      android:configChanges="orientation|keyboardHidden|screenSize"
+      android:clearTaskOnLaunch="false"
+      android:launchMode="singleTask">
+
+      <!-- Tell NativeActivity the name of our .so -->
+      <meta-data android:name="android.app.lib_name" android:value="hello-world" />
+      <intent-filter>
+        <action android:name="android.intent.action.MAIN" />
+        <category android:name="android.intent.category.LAUNCHER" />
+      </intent-filter>
+    </activity>
+  </application>
+</manifest>

src/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.17)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+project(hello-world)
+
+INCLUDE_DIRECTORIES(${FREETYPE_SRC_DIR}/include)
+INCLUDE_DIRECTORIES(${LAGUI_SRC_DIR})
+INCLUDE_DIRECTORIES(${ANDROID_NDK}/sources/android/native_app_glue)
+
+LINK_DIRECTORIES(../build/install/${ANDROID_ABI}/lib)
+
+add_library(${PROJECT_NAME} SHARED main.cpp ${ANDROID_NDK}sources/android/native_app_glue/android_native_app_glue.c)
+target_link_libraries(${PROJECT_NAME} PUBLIC log GLESv2 EGL android freetype z lagui)
+install(TARGETS ${PROJECT_NAME})

src/hello_android.c

@@ -0,0 +1,39 @@
+/*
+* Part of LaGUI demonstration programs
+* Copyright (C) 2022-2023 Wu Yiming
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "la_5.h"
+
+void MyPanel(laUiList *uil, laPropPack *This, laPropPack *DetachedProps, laColumn *UNUSED, int context){
+    laColumn* c=laFirstColumn(uil);
+    laShowLabel(uil,c,"Hello world!",0,0);
+}
+
+int main(int argc, char *argv[]){
+    laGetReady();
+
+    transSetLanguage("zh-CN");
+
+    laRegisterUiTemplate("my_panel","My Panel", MyPanel,0,0,"Demonstration", 0,0,0);
+
+    laWindow* w = laDesignWindow(-1,-1,600,600);
+    laLayout* l = laDesignLayout(w,"My Layout");
+    laCreatePanel(l->FirstBlock,"my_panel");
+
+    laStartWindow(w);
+    laMainLoop();
+}