From 47cd37a415a3f26de8736e41c17e35b97c0ebd18 Mon Sep 17 00:00:00 2001 From: luocai Date: Fri, 22 Nov 2024 15:48:17 +0800 Subject: [PATCH] add lvgl wasm. --- .vscode/c_cpp_properties.json | 4 +- LvglApplication/CMakeLists.txt | 44 ++ LvglApplication/lv_conf.h | 1261 +++++++++++++++++++++++++++++++ LvglApplication/lvgl_shell.html | 54 ++ LvglApplication/main.cpp | 65 ++ resources/build.sh | 9 + 6 files changed, 1436 insertions(+), 1 deletion(-) create mode 100644 LvglApplication/CMakeLists.txt create mode 100644 LvglApplication/lv_conf.h create mode 100644 LvglApplication/lvgl_shell.html create mode 100644 LvglApplication/main.cpp diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json index bcb7fea..5368fe3 100644 --- a/.vscode/c_cpp_properties.json +++ b/.vscode/c_cpp_properties.json @@ -7,7 +7,9 @@ "${workspaceFolder}/build/_deps/kylin-src/Universal", "/opt/Libraries/boost_1_86_0/include", "/opt/Libraries/wt-4.11.1/include", - "/opt/Libraries/ZLMediaKit/include" + "/opt/Libraries/ZLMediaKit/include", + "build/LvglApplication", + "/home/amass/emsdk/upstream/emscripten/system/include" ], "defines": [], "compilerPath": "/usr/bin/gcc", diff --git a/LvglApplication/CMakeLists.txt b/LvglApplication/CMakeLists.txt new file mode 100644 index 0000000..8c66e85 --- /dev/null +++ b/LvglApplication/CMakeLists.txt @@ -0,0 +1,44 @@ +cmake_minimum_required(VERSION 3.17) + +project(LvglApplication) + +find_package(SDL2 REQUIRED) + +set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2 -s USE_SDL=2") + +# 使用这个可以帮助查看如何使用和集成wasm +set(CMAKE_EXECUTABLE_SUFFIX ".html") + +add_executable(lvglapp + main.cpp +) + +target_link_options(lvglapp + PRIVATE --shell-file=${CMAKE_CURRENT_SOURCE_DIR}/lvgl_shell.html +) + + +include(FetchContent) +FetchContent_Declare( + lvgl + GIT_REPOSITORY https://github.com/lvgl/lvgl.git + GIT_TAG v9.2.2 + SOURCE_DIR lvgl +) +set(LV_CONF_PATH ${CMAKE_CURRENT_SOURCE_DIR}/lv_conf.h) +set(LV_CONF_BUILD_DISABLE_EXAMPLES ON) +# set(LV_CONF_BUILD_DISABLE_DEMOS ON) +FetchContent_MakeAvailable(lvgl) + +target_include_directories(lvglapp + PRIVATE ${CMAKE_CURRENT_BINARY_DIR} +) + +# sudo apt-get install libsdl2-dev +target_link_libraries(lvglapp + PRIVATE lvgl::demos + PRIVATE lvgl::lvgl + PRIVATE lvgl::thorvg + PRIVATE embind + PRIVATE SDL2 +) diff --git a/LvglApplication/lv_conf.h b/LvglApplication/lv_conf.h new file mode 100644 index 0000000..375182f --- /dev/null +++ b/LvglApplication/lv_conf.h @@ -0,0 +1,1261 @@ +/** + * @file lv_conf.h + * Configuration file for v9.3.0-dev + */ + +/* + * Copy this file as `lv_conf.h` + * 1. simply next to `lvgl` folder + * 2. or to any other place and + * - define `LV_CONF_INCLUDE_SIMPLE`; + * - add the path as an include path. + */ + +/* clang-format off */ +#if 1 /* Enable content */ +#ifndef LV_CONF_H +#define LV_CONF_H + +/* If you need to include anything here, do it inside the `__ASSEMBLY__` guard */ +#if 0 && defined(__ASSEMBLY__) +#include "my_include.h" +#endif + +/*==================== + COLOR SETTINGS + *====================*/ + +/** Color depth: 1 (I1), 8 (L8), 16 (RGB565), 24 (RGB888), 32 (XRGB8888) */ +#define LV_COLOR_DEPTH 32 + +/*========================= + STDLIB WRAPPER SETTINGS + *=========================*/ + +/** Possible values + * - LV_STDLIB_BUILTIN: LVGL's built in implementation + * - LV_STDLIB_CLIB: Standard C functions, like malloc, strlen, etc + * - LV_STDLIB_MICROPYTHON: MicroPython implementation + * - LV_STDLIB_RTTHREAD: RT-Thread implementation + * - LV_STDLIB_CUSTOM: Implement the functions externally + */ +#define LV_USE_STDLIB_MALLOC LV_STDLIB_CLIB + +/** Possible values + * - LV_STDLIB_BUILTIN: LVGL's built in implementation + * - LV_STDLIB_CLIB: Standard C functions, like malloc, strlen, etc + * - LV_STDLIB_MICROPYTHON: MicroPython implementation + * - LV_STDLIB_RTTHREAD: RT-Thread implementation + * - LV_STDLIB_CUSTOM: Implement the functions externally + */ +#define LV_USE_STDLIB_STRING LV_STDLIB_BUILTIN + +/** Possible values + * - LV_STDLIB_BUILTIN: LVGL's built in implementation + * - LV_STDLIB_CLIB: Standard C functions, like malloc, strlen, etc + * - LV_STDLIB_MICROPYTHON: MicroPython implementation + * - LV_STDLIB_RTTHREAD: RT-Thread implementation + * - LV_STDLIB_CUSTOM: Implement the functions externally + */ +#define LV_USE_STDLIB_SPRINTF LV_STDLIB_BUILTIN + +#define LV_STDINT_INCLUDE +#define LV_STDDEF_INCLUDE +#define LV_STDBOOL_INCLUDE +#define LV_INTTYPES_INCLUDE +#define LV_LIMITS_INCLUDE +#define LV_STDARG_INCLUDE + +#if LV_USE_STDLIB_MALLOC == LV_STDLIB_BUILTIN + /** Size of memory available for `lv_malloc()` in bytes (>= 2kB) */ + #define LV_MEM_SIZE (64 * 1024U) /**< [bytes] */ + + /** Size of the memory expand for `lv_malloc()` in bytes */ + #define LV_MEM_POOL_EXPAND_SIZE 0 + + /** Set an address for the memory pool instead of allocating it as a normal array. Can be in external SRAM too. */ + #define LV_MEM_ADR 0 /**< 0: unused*/ + /* Instead of an address give a memory allocator that will be called to get a memory pool for LVGL. E.g. my_malloc */ + #if LV_MEM_ADR == 0 + #undef LV_MEM_POOL_INCLUDE + #undef LV_MEM_POOL_ALLOC + #endif +#endif /*LV_USE_STDLIB_MALLOC == LV_STDLIB_BUILTIN*/ + +/*==================== + HAL SETTINGS + *====================*/ + +/** Default display refresh, input device read and animation step period. */ +#define LV_DEF_REFR_PERIOD 33 /**< [ms] */ + +/** Default Dots Per Inch. Used to initialize default sizes such as widgets sized, style paddings. + * (Not so important, you can adjust it to modify default sizes and spaces.) */ +#define LV_DPI_DEF 130 /**< [px/inch] */ + +/*================= + * OPERATING SYSTEM + *=================*/ +/** Select operating system to use. Possible options: + * - LV_OS_NONE + * - LV_OS_PTHREAD + * - LV_OS_FREERTOS + * - LV_OS_CMSIS_RTOS2 + * - LV_OS_RTTHREAD + * - LV_OS_WINDOWS + * - LV_OS_MQX + * - LV_OS_CUSTOM */ +#define LV_USE_OS LV_OS_NONE + +#if LV_USE_OS == LV_OS_CUSTOM + #define LV_OS_CUSTOM_INCLUDE +#endif +#if LV_USE_OS == LV_OS_FREERTOS + /* + * Unblocking an RTOS task with a direct notification is 45% faster and uses less RAM + * than unblocking a task using an intermediary object such as a binary semaphore. + * RTOS task notifications can only be used when there is only one task that can be the recipient of the event. + */ + #define LV_USE_FREERTOS_TASK_NOTIFY 1 +#endif + +/*======================== + * RENDERING CONFIGURATION + *========================*/ + +/** Align stride of all layers and images to this bytes */ +#define LV_DRAW_BUF_STRIDE_ALIGN 1 + +/** Align start address of draw_buf addresses to this bytes*/ +#define LV_DRAW_BUF_ALIGN 4 + +/** Using matrix for transformations. + * Requirements: + * - `LV_USE_MATRIX = 1`. + * - Rendering engine needs to support 3x3 matrix transformations. */ +#define LV_DRAW_TRANSFORM_USE_MATRIX 0 + +/* If a widget has `style_opa < 255` (not `bg_opa`, `text_opa` etc) or not NORMAL blend mode + * it is buffered into a "simple" layer before rendering. The widget can be buffered in smaller chunks. + * "Transformed layers" (if `transform_angle/zoom` are set) use larger buffers + * and can't be drawn in chunks. */ + +/** The target buffer size for simple layer chunks. */ +#define LV_DRAW_LAYER_SIMPLE_BUF_SIZE (24 * 1024) /**< [bytes]*/ + +/** Stack size of drawing thread. + * NOTE: If FreeType or ThorVG is enabled, it is recommended to set it to 32KB or more. + */ +#define LV_DRAW_THREAD_STACK_SIZE (8 * 1024) /**< [bytes]*/ + +#define LV_USE_DRAW_SW 1 +#if LV_USE_DRAW_SW == 1 + /* + * Selectively disable color format support in order to reduce code size. + * NOTE: some features use certain color formats internally, e.g. + * - gradients use RGB888 + * - bitmaps with transparency may use ARGB8888 + */ + #define LV_DRAW_SW_SUPPORT_RGB565 1 + #define LV_DRAW_SW_SUPPORT_RGB565A8 1 + #define LV_DRAW_SW_SUPPORT_RGB888 1 + #define LV_DRAW_SW_SUPPORT_XRGB8888 1 + #define LV_DRAW_SW_SUPPORT_ARGB8888 1 + #define LV_DRAW_SW_SUPPORT_L8 1 + #define LV_DRAW_SW_SUPPORT_AL88 1 + #define LV_DRAW_SW_SUPPORT_A8 1 + #define LV_DRAW_SW_SUPPORT_I1 1 + + /** Set number of draw units. + * - > 1 requires operating system to be enabled in `LV_USE_OS`. + * - > 1 means multiple threads will render the screen in parallel. */ + #define LV_DRAW_SW_DRAW_UNIT_CNT 1 + + /** Use Arm-2D to accelerate software (sw) rendering. */ + #define LV_USE_DRAW_ARM2D_SYNC 0 + + /** Enable native helium assembly to be compiled. */ + #define LV_USE_NATIVE_HELIUM_ASM 0 + + /** + * - 0: Use a simple renderer capable of drawing only simple rectangles with gradient, images, text, and straight lines only. + * - 1: Use a complex renderer capable of drawing rounded corners, shadow, skew lines, and arcs too. */ + #define LV_DRAW_SW_COMPLEX 1 + + #if LV_DRAW_SW_COMPLEX == 1 + /** Allow buffering some shadow calculation. + * LV_DRAW_SW_SHADOW_CACHE_SIZE is the maximum shadow size to buffer, where shadow size is + * `shadow_width + radius`. Caching has LV_DRAW_SW_SHADOW_CACHE_SIZE^2 RAM cost. */ + #define LV_DRAW_SW_SHADOW_CACHE_SIZE 0 + + /** Set number of maximally-cached circle data. + * The circumference of 1/4 circle are saved for anti-aliasing. + * `radius * 4` bytes are used per circle (the most often used radiuses are saved). + * - 0: disables caching */ + #define LV_DRAW_SW_CIRCLE_CACHE_SIZE 4 + #endif + + #define LV_USE_DRAW_SW_ASM LV_DRAW_SW_ASM_NONE + + #if LV_USE_DRAW_SW_ASM == LV_DRAW_SW_ASM_CUSTOM + #define LV_DRAW_SW_ASM_CUSTOM_INCLUDE "" + #endif + + /** Enable drawing complex gradients in software: linear at an angle, radial or conical */ + #define LV_USE_DRAW_SW_COMPLEX_GRADIENTS 0 +#endif + +/*Use TSi's aka (Think Silicon) NemaGFX */ +#define LV_USE_NEMA_GFX 0 + +#if LV_USE_NEMA_GFX + /** Select which NemaGFX HAL to use. Possible options: + * - LV_NEMA_HAL_CUSTOM + * - LV_NEMA_HAL_STM32 */ + #define LV_USE_NEMA_HAL LV_NEMA_HAL_CUSTOM + #if LV_USE_NEMA_HAL == LV_NEMA_HAL_STM32 + #define LV_NEMA_STM32_HAL_INCLUDE + #endif + + /*Enable Vector Graphics Operations. Available only if NemaVG library is present*/ + #define LV_USE_NEMA_VG 0 + #if LV_USE_NEMA_VG + /*Define application's resolution used for VG related buffer allocation */ + #define LV_NEMA_GFX_MAX_RESX 800 + #define LV_NEMA_GFX_MAX_RESY 600 + #endif +#endif + +/** Use NXP's VG-Lite GPU on iMX RTxxx platforms. */ +#define LV_USE_DRAW_VGLITE 0 + +#if LV_USE_DRAW_VGLITE + /** Enable blit quality degradation workaround recommended for screen's dimension > 352 pixels. */ + #define LV_USE_VGLITE_BLIT_SPLIT 0 + + #if LV_USE_OS + /** Use additional draw thread for VG-Lite processing. */ + #define LV_USE_VGLITE_DRAW_THREAD 1 + + #if LV_USE_VGLITE_DRAW_THREAD + /** Enable VGLite draw async. Queue multiple tasks and flash them once to the GPU. */ + #define LV_USE_VGLITE_DRAW_ASYNC 1 + #endif + #endif + + /** Enable VGLite asserts. */ + #define LV_USE_VGLITE_ASSERT 0 +#endif + +/** Use NXP's PXP on iMX RTxxx platforms. */ +#define LV_USE_PXP 0 + +#if LV_USE_PXP + /** Use PXP for drawing.*/ + #define LV_USE_DRAW_PXP 1 + + /** Use PXP to rotate display.*/ + #define LV_USE_ROTATE_PXP 0 + + #if LV_USE_DRAW_PXP && LV_USE_OS + /** Use additional draw thread for PXP processing.*/ + #define LV_USE_PXP_DRAW_THREAD 1 + #endif + + /** Enable PXP asserts. */ + #define LV_USE_PXP_ASSERT 0 +#endif + +/** Use Renesas Dave2D on RA platforms. */ +#define LV_USE_DRAW_DAVE2D 0 + +/** Draw using cached SDL textures*/ +#define LV_USE_DRAW_SDL 0 + +/** Use VG-Lite GPU. */ +#define LV_USE_DRAW_VG_LITE 0 + +#if LV_USE_DRAW_VG_LITE + /** Enable VG-Lite custom external 'gpu_init()' function */ + #define LV_VG_LITE_USE_GPU_INIT 0 + + /** Enable VG-Lite assert. */ + #define LV_VG_LITE_USE_ASSERT 0 + + /** VG-Lite flush commit trigger threshold. GPU will try to batch these many draw tasks. */ + #define LV_VG_LITE_FLUSH_MAX_COUNT 8 + + /** Enable border to simulate shadow. + * NOTE: which usually improves performance, + * but does not guarantee the same rendering quality as the software. */ + #define LV_VG_LITE_USE_BOX_SHADOW 0 + + /** VG-Lite gradient maximum cache number. + * @note The memory usage of a single gradient image is 4K bytes. */ + #define LV_VG_LITE_GRAD_CACHE_CNT 32 + + /** VG-Lite stroke maximum cache number. */ + #define LV_VG_LITE_STROKE_CACHE_CNT 32 +#endif + +/** Accelerate blends, fills, etc. with STM32 DMA2D */ +#define LV_USE_DRAW_DMA2D 0 + +#if LV_USE_DRAW_DMA2D + #define LV_DRAW_DMA2D_HAL_INCLUDE "stm32h7xx_hal.h" + + /* if enabled, the user is required to call `lv_draw_dma2d_transfer_complete_interrupt_handler` + * upon receiving the DMA2D global interrupt + */ + #define LV_USE_DRAW_DMA2D_INTERRUPT 0 +#endif + +/** Draw using cached OpenGLES textures */ +#define LV_USE_DRAW_OPENGLES 0 + +/*======================= + * FEATURE CONFIGURATION + *=======================*/ + +/*------------- + * Logging + *-----------*/ + +/** Enable log module */ +#define LV_USE_LOG 1 +#if LV_USE_LOG + /** Set value to one of the following levels of logging detail: + * - LV_LOG_LEVEL_TRACE Log detailed information. + * - LV_LOG_LEVEL_INFO Log important events. + * - LV_LOG_LEVEL_WARN Log if something unwanted happened but didn't cause a problem. + * - LV_LOG_LEVEL_ERROR Log only critical issues, when system may fail. + * - LV_LOG_LEVEL_USER Log only custom log messages added by the user. + * - LV_LOG_LEVEL_NONE Do not log anything. */ + #define LV_LOG_LEVEL LV_LOG_LEVEL_WARN + + /** - 1: Print log with 'printf'; + * - 0: User needs to register a callback with `lv_log_register_print_cb()`. */ + #define LV_LOG_PRINTF 1 + + /** Set callback to print logs. + * E.g `my_print`. The prototype should be `void my_print(lv_log_level_t level, const char * buf)`. + * Can be overwritten by `lv_log_register_print_cb`. */ + //#define LV_LOG_PRINT_CB + + /** - 1: Enable printing timestamp; + * - 0: Disable printing timestamp. */ + #define LV_LOG_USE_TIMESTAMP 1 + + /** - 1: Print file and line number of the log; + * - 0: Do not print file and line number of the log. */ + #define LV_LOG_USE_FILE_LINE 1 + + /* Enable/disable LV_LOG_TRACE in modules that produces a huge number of logs. */ + #define LV_LOG_TRACE_MEM 1 /**< Enable/disable trace logs in memory operations. */ + #define LV_LOG_TRACE_TIMER 1 /**< Enable/disable trace logs in timer operations. */ + #define LV_LOG_TRACE_INDEV 1 /**< Enable/disable trace logs in input device operations. */ + #define LV_LOG_TRACE_DISP_REFR 1 /**< Enable/disable trace logs in display re-draw operations. */ + #define LV_LOG_TRACE_EVENT 1 /**< Enable/disable trace logs in event dispatch logic. */ + #define LV_LOG_TRACE_OBJ_CREATE 1 /**< Enable/disable trace logs in object creation (core `obj` creation plus every widget). */ + #define LV_LOG_TRACE_LAYOUT 1 /**< Enable/disable trace logs in flex- and grid-layout operations. */ + #define LV_LOG_TRACE_ANIM 1 /**< Enable/disable trace logs in animation logic. */ + #define LV_LOG_TRACE_CACHE 1 /**< Enable/disable trace logs in cache operations. */ +#endif /*LV_USE_LOG*/ + +/*------------- + * Asserts + *-----------*/ + +/* Enable assertion failures if an operation fails or invalid data is found. + * If LV_USE_LOG is enabled, an error message will be printed on failure. */ +#define LV_USE_ASSERT_NULL 1 /**< Check if the parameter is NULL. (Very fast, recommended) */ +#define LV_USE_ASSERT_MALLOC 1 /**< Checks is the memory is successfully allocated or no. (Very fast, recommended) */ +#define LV_USE_ASSERT_STYLE 0 /**< Check if the styles are properly initialized. (Very fast, recommended) */ +#define LV_USE_ASSERT_MEM_INTEGRITY 0 /**< Check the integrity of `lv_mem` after critical operations. (Slow) */ +#define LV_USE_ASSERT_OBJ 0 /**< Check the object's type and existence (e.g. not deleted). (Slow) */ + +/** Add a custom handler when assert happens e.g. to restart MCU. */ +#define LV_ASSERT_HANDLER_INCLUDE +#define LV_ASSERT_HANDLER while(1); /**< Halt by default */ + +/*------------- + * Debug + *-----------*/ + +/** 1: Draw random colored rectangles over the redrawn areas. */ +#define LV_USE_REFR_DEBUG 0 + +/** 1: Draw a red overlay for ARGB layers and a green overlay for RGB layers*/ +#define LV_USE_LAYER_DEBUG 0 + +/** 1: Adds the following behaviors for debugging: + * - Draw overlays with different colors for each draw_unit's tasks. + * - Draw index number of draw unit on white background. + * - For layers, draws index number of draw unit on black background. */ +#define LV_USE_PARALLEL_DRAW_DEBUG 0 + +/*------------- + * Others + *-----------*/ + +#define LV_ENABLE_GLOBAL_CUSTOM 0 +#if LV_ENABLE_GLOBAL_CUSTOM + /** Header to include for custom 'lv_global' function" */ + #define LV_GLOBAL_CUSTOM_INCLUDE +#endif + +/** Default cache size in bytes. + * Used by image decoders such as `lv_lodepng` to keep the decoded image in memory. + * If size is not set to 0, the decoder will fail to decode when the cache is full. + * If size is 0, the cache function is not enabled and the decoded memory will be + * released immediately after use. */ +#define LV_CACHE_DEF_SIZE 0 + +/** Default number of image header cache entries. The cache is used to store the headers of images + * The main logic is like `LV_CACHE_DEF_SIZE` but for image headers. */ +#define LV_IMAGE_HEADER_CACHE_DEF_CNT 0 + +/** Number of stops allowed per gradient. Increase this to allow more stops. + * This adds (sizeof(lv_color_t) + 1) bytes per additional stop. */ +#define LV_GRADIENT_MAX_STOPS 2 + +/** Adjust color mix functions rounding. GPUs might calculate color mix (blending) differently. + * - 0: round down, + * - 64: round up from x.75, + * - 128: round up from half, + * - 192: round up from x.25, + * - 254: round up */ +#define LV_COLOR_MIX_ROUND_OFS 0 + +/** Add 2 x 32-bit variables to each `lv_obj_t` to speed up getting style properties */ +#define LV_OBJ_STYLE_CACHE 0 + +/** Add `id` field to `lv_obj_t` */ +#define LV_USE_OBJ_ID 0 + +/** Automatically assign an ID when obj is created */ +#define LV_OBJ_ID_AUTO_ASSIGN LV_USE_OBJ_ID + +/** Use builtin obj ID handler functions: +* - lv_obj_assign_id: Called when a widget is created. Use a separate counter for each widget class as an ID. +* - lv_obj_id_compare: Compare the ID to decide if it matches with a requested value. +* - lv_obj_stringify_id: Return string-ified identifier, e.g. "button3". +* - lv_obj_free_id: Does nothing, as there is no memory allocation for the ID. +* When disabled these functions needs to be implemented by the user.*/ +#define LV_USE_OBJ_ID_BUILTIN 1 + +/** Use obj property set/get API. */ +#define LV_USE_OBJ_PROPERTY 0 + +/** Enable property name support. */ +#define LV_USE_OBJ_PROPERTY_NAME 1 + +/* Use VG-Lite Simulator. + * - Requires: LV_USE_THORVG_INTERNAL or LV_USE_THORVG_EXTERNAL */ +#define LV_USE_VG_LITE_THORVG 0 + +#if LV_USE_VG_LITE_THORVG + /** Enable LVGL's blend mode support */ + #define LV_VG_LITE_THORVG_LVGL_BLEND_SUPPORT 0 + + /** Enable YUV color format support */ + #define LV_VG_LITE_THORVG_YUV_SUPPORT 0 + + /** Enable Linear gradient extension support */ + #define LV_VG_LITE_THORVG_LINEAR_GRADIENT_EXT_SUPPORT 0 + + /** Enable alignment on 16 pixels */ + #define LV_VG_LITE_THORVG_16PIXELS_ALIGN 1 + + /** Buffer address alignment */ + #define LV_VG_LITE_THORVG_BUF_ADDR_ALIGN 64 + + /** Enable multi-thread render */ + #define LV_VG_LITE_THORVG_THREAD_RENDER 0 +#endif + +/* Enable the multi-touch gesture recognition feature */ +/* Gesture recognition requires the use of floats */ +#define LV_USE_GESTURE_RECOGNITION 1 + +/*===================== + * COMPILER SETTINGS + *====================*/ + +/** For big endian systems set to 1 */ +#define LV_BIG_ENDIAN_SYSTEM 0 + +/** Define a custom attribute for `lv_tick_inc` function */ +#define LV_ATTRIBUTE_TICK_INC + +/** Define a custom attribute for `lv_timer_handler` function */ +#define LV_ATTRIBUTE_TIMER_HANDLER + +/** Define a custom attribute for `lv_display_flush_ready` function */ +#define LV_ATTRIBUTE_FLUSH_READY + +/** Align VG_LITE buffers on this number of bytes. + * @note vglite_src_buf_aligned() uses this value to validate alignment of passed buffer pointers. */ +#define LV_ATTRIBUTE_MEM_ALIGN_SIZE 1 + +/** Will be added where memory needs to be aligned (with -Os data might not be aligned to boundary by default). + * E.g. __attribute__((aligned(4)))*/ +#define LV_ATTRIBUTE_MEM_ALIGN + +/** Attribute to mark large constant arrays, for example for font bitmaps */ +#define LV_ATTRIBUTE_LARGE_CONST + +/** Compiler prefix for a large array declaration in RAM */ +#define LV_ATTRIBUTE_LARGE_RAM_ARRAY + +/** Place performance critical functions into a faster memory (e.g RAM) */ +#define LV_ATTRIBUTE_FAST_MEM + +/** Export integer constant to binding. This macro is used with constants in the form of LV_ that + * should also appear on LVGL binding API such as MicroPython. */ +#define LV_EXPORT_CONST_INT(int_value) struct _silence_gcc_warning /**< The default value just prevents GCC warning */ + +/** Prefix all global extern data with this */ +#define LV_ATTRIBUTE_EXTERN_DATA + +/** Use `float` as `lv_value_precise_t` */ +#define LV_USE_FLOAT 1 + +/** Enable matrix support + * - Requires `LV_USE_FLOAT = 1` */ +#define LV_USE_MATRIX 1 + +/** Include `lvgl_private.h` in `lvgl.h` to access internal data and functions by default */ +#define LV_USE_PRIVATE_API 0 + +/*================== + * FONT USAGE + *===================*/ + +/* Montserrat fonts with ASCII range and some symbols using bpp = 4 + * https://fonts.google.com/specimen/Montserrat */ +#define LV_FONT_MONTSERRAT_8 1 +#define LV_FONT_MONTSERRAT_10 1 +#define LV_FONT_MONTSERRAT_12 1 +#define LV_FONT_MONTSERRAT_14 1 +#define LV_FONT_MONTSERRAT_16 1 +#define LV_FONT_MONTSERRAT_18 1 +#define LV_FONT_MONTSERRAT_20 1 +#define LV_FONT_MONTSERRAT_22 1 +#define LV_FONT_MONTSERRAT_24 1 +#define LV_FONT_MONTSERRAT_26 1 +#define LV_FONT_MONTSERRAT_28 1 +#define LV_FONT_MONTSERRAT_30 1 +#define LV_FONT_MONTSERRAT_32 1 +#define LV_FONT_MONTSERRAT_34 1 +#define LV_FONT_MONTSERRAT_36 1 +#define LV_FONT_MONTSERRAT_38 1 +#define LV_FONT_MONTSERRAT_40 1 +#define LV_FONT_MONTSERRAT_42 1 +#define LV_FONT_MONTSERRAT_44 1 +#define LV_FONT_MONTSERRAT_46 1 +#define LV_FONT_MONTSERRAT_48 1 + +/* Demonstrate special features */ +#define LV_FONT_MONTSERRAT_28_COMPRESSED 1 +#define LV_FONT_DEJAVU_16_PERSIAN_HEBREW 1 +#define LV_FONT_SIMSUN_14_CJK 1 +#define LV_FONT_SIMSUN_16_CJK 1 + +/** Pixel perfect monospaced fonts */ +#define LV_FONT_UNSCII_8 1 +#define LV_FONT_UNSCII_16 1 + +/** Optionally declare custom fonts here. + * + * You can use any of these fonts as the default font too and they will be available + * globally. Example: + * + * @code + * #define LV_FONT_CUSTOM_DECLARE LV_FONT_DECLARE(my_font_1) LV_FONT_DECLARE(my_font_2) + * @endcode + */ +#define LV_FONT_CUSTOM_DECLARE + +/** Always set a default font */ +#define LV_FONT_DEFAULT &lv_font_montserrat_14 + +/** Enable handling large font and/or fonts with a lot of characters. + * The limit depends on the font size, font face and bpp. + * A compiler error will be triggered if a font needs it. */ +#define LV_FONT_FMT_TXT_LARGE 1 + +/** Enables/disables support for compressed fonts. */ +#define LV_USE_FONT_COMPRESSED 1 + +/** Enable drawing placeholders when glyph dsc is not found. */ +#define LV_USE_FONT_PLACEHOLDER 1 + +/*================= + * TEXT SETTINGS + *=================*/ + +/** + * Select a character encoding for strings. + * Your IDE or editor should have the same character encoding. + * - LV_TXT_ENC_UTF8 + * - LV_TXT_ENC_ASCII + */ +#define LV_TXT_ENC LV_TXT_ENC_UTF8 + +/** While rendering text strings, break (wrap) text on these chars. */ +#define LV_TXT_BREAK_CHARS " ,.;:-_)]}" + +/** If a word is at least this long, will break wherever "prettiest". + * To disable, set to a value <= 0. */ +#define LV_TXT_LINE_BREAK_LONG_LEN 0 + +/** Minimum number of characters in a long word to put on a line before a break. + * Depends on LV_TXT_LINE_BREAK_LONG_LEN. */ +#define LV_TXT_LINE_BREAK_LONG_PRE_MIN_LEN 3 + +/** Minimum number of characters in a long word to put on a line after a break. + * Depends on LV_TXT_LINE_BREAK_LONG_LEN. */ +#define LV_TXT_LINE_BREAK_LONG_POST_MIN_LEN 3 + +/** Support bidirectional text. Allows mixing Left-to-Right and Right-to-Left text. + * The direction will be processed according to the Unicode Bidirectional Algorithm: + * https://www.w3.org/International/articles/inline-bidi-markup/uba-basics */ +#define LV_USE_BIDI 1 +#if LV_USE_BIDI + /*Set the default direction. Supported values: + *`LV_BASE_DIR_LTR` Left-to-Right + *`LV_BASE_DIR_RTL` Right-to-Left + *`LV_BASE_DIR_AUTO` detect text base direction*/ + #define LV_BIDI_BASE_DIR_DEF LV_BASE_DIR_AUTO +#endif + +/** Enable Arabic/Persian processing + * In these languages characters should be replaced with another form based on their position in the text */ +#define LV_USE_ARABIC_PERSIAN_CHARS 1 + +/*The control character to use for signaling text recoloring*/ +#define LV_TXT_COLOR_CMD "#" + +/*================== + * WIDGETS + *================*/ +/* Documentation for widgets can be found here: https://docs.lvgl.io/latest/en/html/widgets/index.html . */ + +/** 1: Causes these widgets to be given default values at creation time. + * - lv_buttonmatrix_t: Get default maps: {"Btn1", "Btn2", "Btn3", "\n", "Btn4", "Btn5", ""}, else map not set. + * - lv_checkbox_t : String label set to "Check box", else set to empty string. + * - lv_dropdown_t : Options set to "Option 1", "Option 2", "Option 3", else no values are set. + * - lv_roller_t : Options set to "Option 1", "Option 2", "Option 3", "Option 4", "Option 5", else no values are set. + * - lv_label_t : Text set to "Text", else empty string. + * */ +#define LV_WIDGETS_HAS_DEFAULT_VALUE 1 + +#define LV_USE_ANIMIMG 1 + +#define LV_USE_ARC 1 + +#define LV_USE_BAR 1 + +#define LV_USE_BUTTON 1 + +#define LV_USE_BUTTONMATRIX 1 + +#define LV_USE_CALENDAR 1 +#if LV_USE_CALENDAR + #define LV_CALENDAR_WEEK_STARTS_MONDAY 0 + #if LV_CALENDAR_WEEK_STARTS_MONDAY + #define LV_CALENDAR_DEFAULT_DAY_NAMES {"Mo", "Tu", "We", "Th", "Fr", "Sa", "Su"} + #else + #define LV_CALENDAR_DEFAULT_DAY_NAMES {"Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"} + #endif + + #define LV_CALENDAR_DEFAULT_MONTH_NAMES {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"} + #define LV_USE_CALENDAR_HEADER_ARROW 1 + #define LV_USE_CALENDAR_HEADER_DROPDOWN 1 + #define LV_USE_CALENDAR_CHINESE 1 +#endif /*LV_USE_CALENDAR*/ + +#define LV_USE_CANVAS 1 + +#define LV_USE_CHART 1 + +#define LV_USE_CHECKBOX 1 + +#define LV_USE_DROPDOWN 1 /**< Requires: lv_label */ + +#define LV_USE_IMAGE 1 /**< Requires: lv_label */ + +#define LV_USE_IMAGEBUTTON 1 + +#define LV_USE_KEYBOARD 1 + +#define LV_USE_LABEL 1 +#if LV_USE_LABEL + #define LV_LABEL_TEXT_SELECTION 1 /**< Enable selecting text of the label */ + #define LV_LABEL_LONG_TXT_HINT 1 /**< Store some extra info in labels to speed up drawing of very long text */ + #define LV_LABEL_WAIT_CHAR_COUNT 3 /**< The count of wait chart */ +#endif + +#define LV_USE_LED 1 + +#define LV_USE_LINE 1 + +#define LV_USE_LIST 1 + +#define LV_USE_LOTTIE 1 + +#define LV_USE_MENU 1 + +#define LV_USE_MSGBOX 1 + +#define LV_USE_ROLLER 1 /**< Requires: lv_label */ + +#define LV_USE_SCALE 1 + +#define LV_USE_SLIDER 1 /**< Requires: lv_bar */ + +#define LV_USE_SPAN 1 +#if LV_USE_SPAN + /** A line of text can contain this maximum number of span descriptors. */ + #define LV_SPAN_SNIPPET_STACK_SIZE 64 +#endif + +#define LV_USE_SPINBOX 1 + +#define LV_USE_SPINNER 1 + +#define LV_USE_SWITCH 1 + +#define LV_USE_TABLE 1 + +#define LV_USE_TABVIEW 1 + +#define LV_USE_TEXTAREA 1 /**< Requires: lv_label */ +#if LV_USE_TEXTAREA != 0 + #define LV_TEXTAREA_DEF_PWD_SHOW_TIME 1500 /**< [ms] */ +#endif + +#define LV_USE_TILEVIEW 1 + +#define LV_USE_WIN 1 + +/*================== + * THEMES + *==================*/ +/* Documentation for themes can be found here: https://docs.lvgl.io/master/overview/style.html#themes . */ + +/** A simple, impressive and very complete theme */ +#define LV_USE_THEME_DEFAULT 1 +#if LV_USE_THEME_DEFAULT + /** 0: Light mode; 1: Dark mode */ + #define LV_THEME_DEFAULT_DARK 0 + + /** 1: Enable grow on press */ + #define LV_THEME_DEFAULT_GROW 1 + + /** Default transition time in ms. */ + #define LV_THEME_DEFAULT_TRANSITION_TIME 80 +#endif /*LV_USE_THEME_DEFAULT*/ + +/** A very simple theme that is a good starting point for a custom theme */ +#define LV_USE_THEME_SIMPLE 1 + +/** A theme designed for monochrome displays */ +#define LV_USE_THEME_MONO 1 + +/*================== + * LAYOUTS + *==================*/ +/* Documentation for layouts can be found here: https://docs.lvgl.io/master/layouts/index.html . */ + +/** A layout similar to Flexbox in CSS. */ +#define LV_USE_FLEX 1 + +/** A layout similar to Grid in CSS. */ +#define LV_USE_GRID 1 + +/*==================== + * 3RD PARTS LIBRARIES + *====================*/ +/* Documentation for libraries can be found here: https://docs.lvgl.io/master/libs/index.html . */ + +/* File system interfaces for common APIs */ + +/** Setting a default driver letter allows skipping the driver prefix in filepaths. */ +#define LV_FS_DEFAULT_DRIVE_LETTER '\0' + +/** API for fopen, fread, etc. */ +#define LV_USE_FS_STDIO 1 +#if LV_USE_FS_STDIO + #define LV_FS_STDIO_LETTER 'A' + #define LV_FS_STDIO_PATH "" /**< Set the working directory. File/directory paths will be appended to it. */ + #define LV_FS_STDIO_CACHE_SIZE 0 /**< >0 to cache this number of bytes in lv_fs_read() */ +#endif + +/** API for open, read, etc. */ +#define LV_USE_FS_POSIX 0 +#if LV_USE_FS_POSIX + #define LV_FS_POSIX_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ + #define LV_FS_POSIX_PATH "" /**< Set the working directory. File/directory paths will be appended to it. */ + #define LV_FS_POSIX_CACHE_SIZE 0 /**< >0 to cache this number of bytes in lv_fs_read() */ +#endif + +/** API for CreateFile, ReadFile, etc. */ +#define LV_USE_FS_WIN32 0 +#if LV_USE_FS_WIN32 + #define LV_FS_WIN32_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ + #define LV_FS_WIN32_PATH "" /**< Set the working directory. File/directory paths will be appended to it. */ + #define LV_FS_WIN32_CACHE_SIZE 0 /**< >0 to cache this number of bytes in lv_fs_read() */ +#endif + +/** API for FATFS (needs to be added separately). Uses f_open, f_read, etc. */ +#define LV_USE_FS_FATFS 0 +#if LV_USE_FS_FATFS + #define LV_FS_FATFS_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ + #define LV_FS_FATFS_CACHE_SIZE 0 /**< >0 to cache this number of bytes in lv_fs_read() */ +#endif + +/** API for memory-mapped file access. */ +#define LV_USE_FS_MEMFS 1 +#if LV_USE_FS_MEMFS + #define LV_FS_MEMFS_LETTER 'M' +#endif + +/** API for LittleFs. */ +#define LV_USE_FS_LITTLEFS 0 +#if LV_USE_FS_LITTLEFS + #define LV_FS_LITTLEFS_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ +#endif + +/** API for Arduino LittleFs. */ +#define LV_USE_FS_ARDUINO_ESP_LITTLEFS 0 +#if LV_USE_FS_ARDUINO_ESP_LITTLEFS + #define LV_FS_ARDUINO_ESP_LITTLEFS_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ +#endif + +/** API for Arduino Sd. */ +#define LV_USE_FS_ARDUINO_SD 0 +#if LV_USE_FS_ARDUINO_SD + #define LV_FS_ARDUINO_SD_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */ +#endif + +/** LODEPNG decoder library */ +#define LV_USE_LODEPNG 1 + +/** PNG decoder(libpng) library */ +#define LV_USE_LIBPNG 0 + +/** BMP decoder library */ +#define LV_USE_BMP 1 + +/** JPG + split JPG decoder library. + * Split JPG is a custom format optimized for embedded systems. */ +#define LV_USE_TJPGD 1 + +/** libjpeg-turbo decoder library. + * - Supports complete JPEG specifications and high-performance JPEG decoding. */ +#define LV_USE_LIBJPEG_TURBO 0 + +/** GIF decoder library */ +#define LV_USE_GIF 1 +#if LV_USE_GIF + /** GIF decoder accelerate */ + #define LV_GIF_CACHE_DECODE_DATA 0 +#endif + + +/** Decode bin images to RAM */ +#define LV_BIN_DECODER_RAM_LOAD 0 + +/** RLE decompress library */ +#define LV_USE_RLE 1 + +/** QR code library */ +#define LV_USE_QRCODE 1 + +/** Barcode code library */ +#define LV_USE_BARCODE 1 + +/** FreeType library */ +#define LV_USE_FREETYPE 0 +#if LV_USE_FREETYPE + /** Let FreeType use LVGL memory and file porting */ + #define LV_FREETYPE_USE_LVGL_PORT 0 + + /** Cache count of glyphs in FreeType, i.e. number of glyphs that can be cached. + * The higher the value, the more memory will be used. */ + #define LV_FREETYPE_CACHE_FT_GLYPH_CNT 256 +#endif + +/** Built-in TTF decoder */ +#define LV_USE_TINY_TTF 1 +#if LV_USE_TINY_TTF + /* Enable loading TTF data from files */ + #define LV_TINY_TTF_FILE_SUPPORT 1 + #define LV_TINY_TTF_CACHE_GLYPH_CNT 256 +#endif + +/** Rlottie library */ +#define LV_USE_RLOTTIE 0 + +/** Enable Vector Graphic APIs + * - Requires `LV_USE_MATRIX = 1` */ +#define LV_USE_VECTOR_GRAPHIC 1 + +/** Enable ThorVG (vector graphics library) from the src/libs folder */ +#define LV_USE_THORVG_INTERNAL 1 + +/** Enable ThorVG by assuming that its installed and linked to the project */ +#define LV_USE_THORVG_EXTERNAL 0 + +/** Use lvgl built-in LZ4 lib */ +#define LV_USE_LZ4_INTERNAL 1 + +/** Use external LZ4 library */ +#define LV_USE_LZ4_EXTERNAL 0 + +/*SVG library + * - Requires `LV_USE_VECTOR_GRAPHIC = 1` */ +#define LV_USE_SVG 0 +#define LV_USE_SVG_ANIMATION 0 +#define LV_USE_SVG_DEBUG 0 + +/** FFmpeg library for image decoding and playing videos. + * Supports all major image formats so do not enable other image decoder with it. */ +#define LV_USE_FFMPEG 0 +#if LV_USE_FFMPEG + /** Dump input information to stderr */ + #define LV_FFMPEG_DUMP_FORMAT 0 +#endif + +/*================== + * OTHERS + *==================*/ +/* Documentation for several of the below items can be found here: https://docs.lvgl.io/master/others/index.html . */ + +/** 1: Enable API to take snapshot for object */ +#define LV_USE_SNAPSHOT 1 + +/** 1: Enable system monitor component */ +#define LV_USE_SYSMON 0 +#if LV_USE_SYSMON + /** Get the idle percentage. E.g. uint32_t my_get_idle(void); */ + #define LV_SYSMON_GET_IDLE lv_timer_get_idle + + /** 1: Show CPU usage and FPS count. + * - Requires `LV_USE_SYSMON = 1` */ + #define LV_USE_PERF_MONITOR 0 + #if LV_USE_PERF_MONITOR + #define LV_USE_PERF_MONITOR_POS LV_ALIGN_BOTTOM_RIGHT + + /** 0: Displays performance data on the screen; 1: Prints performance data using log. */ + #define LV_USE_PERF_MONITOR_LOG_MODE 0 + #endif + + /** 1: Show used memory and memory fragmentation. + * - Requires `LV_USE_STDLIB_MALLOC = LV_STDLIB_BUILTIN` + * - Requires `LV_USE_SYSMON = 1`*/ + #define LV_USE_MEM_MONITOR 0 + #if LV_USE_MEM_MONITOR + #define LV_USE_MEM_MONITOR_POS LV_ALIGN_BOTTOM_LEFT + #endif +#endif /*LV_USE_SYSMON*/ + +/** 1: Enable runtime performance profiler */ +#define LV_USE_PROFILER 0 +#if LV_USE_PROFILER + /** 1: Enable the built-in profiler */ + #define LV_USE_PROFILER_BUILTIN 1 + #if LV_USE_PROFILER_BUILTIN + /** Default profiler trace buffer size */ + #define LV_PROFILER_BUILTIN_BUF_SIZE (16 * 1024) /**< [bytes] */ + #endif + + /** Header to include for profiler */ + #define LV_PROFILER_INCLUDE "lvgl/src/misc/lv_profiler_builtin.h" + + /** Profiler start point function */ + #define LV_PROFILER_BEGIN LV_PROFILER_BUILTIN_BEGIN + + /** Profiler end point function */ + #define LV_PROFILER_END LV_PROFILER_BUILTIN_END + + /** Profiler start point function with custom tag */ + #define LV_PROFILER_BEGIN_TAG LV_PROFILER_BUILTIN_BEGIN_TAG + + /** Profiler end point function with custom tag */ + #define LV_PROFILER_END_TAG LV_PROFILER_BUILTIN_END_TAG + + /*Enable layout profiler*/ + #define LV_PROFILER_LAYOUT 1 + + /*Enable disp refr profiler*/ + #define LV_PROFILER_REFR 1 + + /*Enable draw profiler*/ + #define LV_PROFILER_DRAW 1 + + /*Enable indev profiler*/ + #define LV_PROFILER_INDEV 1 + + /*Enable decoder profiler*/ + #define LV_PROFILER_DECODER 1 + + /*Enable font profiler*/ + #define LV_PROFILER_FONT 1 + + /*Enable fs profiler*/ + #define LV_PROFILER_FS 1 + + /*Enable style profiler*/ + #define LV_PROFILER_STYLE 0 + + /*Enable timer profiler*/ + #define LV_PROFILER_TIMER 1 + + /*Enable cache profiler*/ + #define LV_PROFILER_CACHE 1 +#endif + +/** 1: Enable Monkey test */ +#define LV_USE_MONKEY 1 + +/** 1: Enable grid navigation */ +#define LV_USE_GRIDNAV 1 + +/** 1: Enable `lv_obj` fragment logic */ +#define LV_USE_FRAGMENT 1 + +/** 1: Support using images as font in label or span widgets */ +#define LV_USE_IMGFONT 1 + +/** 1: Enable an observer pattern implementation */ +#define LV_USE_OBSERVER 1 + +/** 1: Enable Pinyin input method + * - Requires: lv_keyboard */ +#define LV_USE_IME_PINYIN 1 +#if LV_USE_IME_PINYIN + /** 1: Use default thesaurus. + * @note If you do not use the default thesaurus, be sure to use `lv_ime_pinyin` after setting the thesaurus. */ + #define LV_IME_PINYIN_USE_DEFAULT_DICT 1 + /** Set maximum number of candidate panels that can be displayed. + * @note This needs to be adjusted according to size of screen. */ + #define LV_IME_PINYIN_CAND_TEXT_NUM 6 + + /** Use 9-key input (k9). */ + #define LV_IME_PINYIN_USE_K9_MODE 1 + #if LV_IME_PINYIN_USE_K9_MODE == 1 + #define LV_IME_PINYIN_K9_CAND_TEXT_NUM 3 + #endif /*LV_IME_PINYIN_USE_K9_MODE*/ +#endif + +/** 1: Enable file explorer. + * - Requires: lv_table */ +#define LV_USE_FILE_EXPLORER 1 +#if LV_USE_FILE_EXPLORER + /** Maximum length of path */ + #define LV_FILE_EXPLORER_PATH_MAX_LEN (128) + /** Quick access bar, 1:use, 0:do not use. + * - Requires: lv_list */ + #define LV_FILE_EXPLORER_QUICK_ACCESS 1 +#endif + +/** 1: Enable freetype font manager + * - Requires: LV_USE_FREETYPE */ +#define LV_USE_FONT_MANAGER 0 +#if LV_USE_FONT_MANAGER + +/*Font manager name max length*/ +#define LV_FONT_MANAGER_NAME_MAX_LEN 32 + +#endif + +/*================== + * DEVICES + *==================*/ + +/** Use SDL to open window on PC and handle mouse and keyboard. */ +#define LV_USE_SDL 1 +#if LV_USE_SDL + #define LV_SDL_INCLUDE_PATH + #define LV_SDL_RENDER_MODE LV_DISPLAY_RENDER_MODE_DIRECT /**< LV_DISPLAY_RENDER_MODE_DIRECT is recommended for best performance */ + #define LV_SDL_BUF_COUNT 1 /**< 1 or 2 */ + #define LV_SDL_ACCELERATED 1 /**< 1: Use hardware acceleration*/ + #define LV_SDL_FULLSCREEN 0 /**< 1: Make the window full screen by default */ + #define LV_SDL_DIRECT_EXIT 1 /**< 1: Exit the application when all SDL windows are closed */ + #define LV_SDL_MOUSEWHEEL_MODE LV_SDL_MOUSEWHEEL_MODE_ENCODER /*LV_SDL_MOUSEWHEEL_MODE_ENCODER/CROWN*/ +#endif + +/** Use X11 to open window on Linux desktop and handle mouse and keyboard */ +#define LV_USE_X11 0 +#if LV_USE_X11 + #define LV_X11_DIRECT_EXIT 1 /**< Exit application when all X11 windows have been closed */ + #define LV_X11_DOUBLE_BUFFER 1 /**< Use double buffers for rendering */ + /* Select only 1 of the following render modes (LV_X11_RENDER_MODE_PARTIAL preferred!). */ + #define LV_X11_RENDER_MODE_PARTIAL 1 /**< Partial render mode (preferred) */ + #define LV_X11_RENDER_MODE_DIRECT 0 /**< Direct render mode */ + #define LV_X11_RENDER_MODE_FULL 0 /**< Full render mode */ +#endif + +/** Use Wayland to open a window and handle input on Linux or BSD desktops */ +#define LV_USE_WAYLAND 0 +#if LV_USE_WAYLAND + #define LV_WAYLAND_WINDOW_DECORATIONS 0 /**< Draw client side window decorations only necessary on Mutter/GNOME */ + #define LV_WAYLAND_WL_SHELL 0 /**< Use the legacy wl_shell protocol instead of the default XDG shell */ +#endif + +/** Driver for /dev/fb */ +#define LV_USE_LINUX_FBDEV 0 +#if LV_USE_LINUX_FBDEV + #define LV_LINUX_FBDEV_BSD 0 + #define LV_LINUX_FBDEV_RENDER_MODE LV_DISPLAY_RENDER_MODE_PARTIAL + #define LV_LINUX_FBDEV_BUFFER_COUNT 0 + #define LV_LINUX_FBDEV_BUFFER_SIZE 60 +#endif + +/** Use Nuttx to open window and handle touchscreen */ +#define LV_USE_NUTTX 0 + +#if LV_USE_NUTTX + #define LV_USE_NUTTX_INDEPENDENT_IMAGE_HEAP 0 + + #define LV_USE_NUTTX_LIBUV 0 + + /** Use Nuttx custom init API to open window and handle touchscreen */ + #define LV_USE_NUTTX_CUSTOM_INIT 0 + + /** Driver for /dev/lcd */ + #define LV_USE_NUTTX_LCD 0 + #if LV_USE_NUTTX_LCD + #define LV_NUTTX_LCD_BUFFER_COUNT 0 + #define LV_NUTTX_LCD_BUFFER_SIZE 60 + #endif + + /** Driver for /dev/input */ + #define LV_USE_NUTTX_TOUCHSCREEN 0 + + /*Touchscreen cursor size in pixels(<=0: disable cursor)*/ + #define LV_NUTTX_TOUCHSCREEN_CURSOR_SIZE 0 +#endif + +/** Driver for /dev/dri/card */ +#define LV_USE_LINUX_DRM 0 + +/** Interface for TFT_eSPI */ +#define LV_USE_TFT_ESPI 0 + +/** Driver for evdev input devices */ +#define LV_USE_EVDEV 0 + +/** Driver for libinput input devices */ +#define LV_USE_LIBINPUT 0 + +#if LV_USE_LIBINPUT + #define LV_LIBINPUT_BSD 0 + + /** Full keyboard support */ + #define LV_LIBINPUT_XKB 0 + #if LV_LIBINPUT_XKB + /** "setxkbmap -query" can help find the right values for your keyboard */ + #define LV_LIBINPUT_XKB_KEY_MAP { .rules = NULL, .model = "pc101", .layout = "us", .variant = NULL, .options = NULL } + #endif +#endif + +/* Drivers for LCD devices connected via SPI/parallel port */ +#define LV_USE_ST7735 0 +#define LV_USE_ST7789 0 +#define LV_USE_ST7796 0 +#define LV_USE_ILI9341 0 + +#define LV_USE_GENERIC_MIPI (LV_USE_ST7735 | LV_USE_ST7789 | LV_USE_ST7796 | LV_USE_ILI9341) + +/** Driver for Renesas GLCD */ +#define LV_USE_RENESAS_GLCDC 0 + +/** Driver for ST LTDC */ +#define LV_USE_ST_LTDC 0 +#if LV_USE_ST_LTDC + /* Only used for partial. */ + #define LV_ST_LTDC_USE_DMA2D_FLUSH 0 +#endif + +/** LVGL Windows backend */ +#define LV_USE_WINDOWS 0 + +/** Use OpenGL to open window on PC and handle mouse and keyboard */ +#define LV_USE_OPENGLES 0 +#if LV_USE_OPENGLES + #define LV_USE_OPENGLES_DEBUG 1 /**< Enable or disable debug for opengles */ +#endif + +/** QNX Screen display and input drivers */ +#define LV_USE_QNX 0 +#if LV_USE_QNX + #define LV_QNX_BUF_COUNT 1 /**< 1 or 2 */ +#endif + +/*================== +* EXAMPLES +*==================*/ + +/** Enable examples to be built with the library. */ +#define LV_BUILD_EXAMPLES 1 + +/*=================== + * DEMO USAGE + ====================*/ + +/** Show some widgets. This might be required to increase `LV_MEM_SIZE`. */ +#define LV_USE_DEMO_WIDGETS 1 + +/** Demonstrate usage of encoder and keyboard. */ +#define LV_USE_DEMO_KEYPAD_AND_ENCODER 1 + +/** Benchmark your system */ +#define LV_USE_DEMO_BENCHMARK 1 + +/** Render test for each primitive. + * - Requires at least 480x272 display. */ +#define LV_USE_DEMO_RENDER 1 + +/** Stress test for LVGL */ +#define LV_USE_DEMO_STRESS 1 + +/** Music player demo */ +#define LV_USE_DEMO_MUSIC 1 +#if LV_USE_DEMO_MUSIC + #define LV_DEMO_MUSIC_SQUARE 0 + #define LV_DEMO_MUSIC_LANDSCAPE 0 + #define LV_DEMO_MUSIC_ROUND 0 + #define LV_DEMO_MUSIC_LARGE 0 + #define LV_DEMO_MUSIC_AUTO_PLAY 0 +#endif + +/** Flex layout demo */ +#define LV_USE_DEMO_FLEX_LAYOUT 1 + +/** Smart-phone like multi-language demo */ +#define LV_USE_DEMO_MULTILANG 1 + +/** Widget transformation demo */ +#define LV_USE_DEMO_TRANSFORM 1 + +/** Demonstrate scroll settings */ +#define LV_USE_DEMO_SCROLL 1 + +/** Vector graphic demo */ +#define LV_USE_DEMO_VECTOR_GRAPHIC 0 + +/*E-bike demo with Lottie animations (if LV_USE_LOTTIE is enabled)*/ +#define LV_USE_DEMO_EBIKE 1 +#if LV_USE_DEMO_EBIKE + #define LV_DEMO_EBIKE_PORTRAIT 0 /*0: for 480x270..480x320, 1: for 480x800..720x1280*/ +#endif + +/*--END OF LV_CONF_H--*/ + +#endif /*LV_CONF_H*/ + +#endif /*End of "Content enable"*/ diff --git a/LvglApplication/lvgl_shell.html b/LvglApplication/lvgl_shell.html new file mode 100644 index 0000000..f3673d9 --- /dev/null +++ b/LvglApplication/lvgl_shell.html @@ -0,0 +1,54 @@ + + + + + + +

+ +

+ + {{{ SCRIPT }}} + + diff --git a/LvglApplication/main.cpp b/LvglApplication/main.cpp new file mode 100644 index 0000000..f520dbf --- /dev/null +++ b/LvglApplication/main.cpp @@ -0,0 +1,65 @@ +#include +#include +#include +#include +#include +#include +#include + +using namespace emscripten; + +void setCanvasSize(int width, int height) { + std::cout << "canvas size: " << width << "*" << height << std::endl; +} + +EMSCRIPTEN_BINDINGS(lvglapp) { + function("setCanvasSize", &setCanvasSize); +} + +int monitor_hor_res, monitor_ver_res; +static void hal_init(void); + +extern "C" { +void lv_demo_widgets(void); +void do_loop(); +} + +int main(int argc, char **argv) { + monitor_hor_res = atoi(argv[1]); + monitor_ver_res = atoi(argv[2]); + printf("Starting with screen resolution of %dx%d px\n", monitor_hor_res, monitor_ver_res); + + lv_init(); + hal_init(); + + lv_demo_widgets(); + + emscripten_set_main_loop(do_loop, -1, true); + return 0; +} + +void do_loop() { + /* Periodically call the lv_task handler. + * It could be done in a timer interrupt or an OS task too.*/ + lv_task_handler(); +} + +static void hal_init(void) { + lv_display_t *disp = lv_sdl_window_create(monitor_hor_res, monitor_ver_res); + + lv_group_t *g = lv_group_create(); + lv_group_set_default(g); + + lv_sdl_mouse_create(); + lv_sdl_mousewheel_create(); + lv_sdl_keyboard_create(); + + lv_indev_t *mouse = lv_sdl_mouse_create(); + lv_indev_set_group(mouse, lv_group_get_default()); + + lv_indev_t *mousewheel = lv_sdl_mousewheel_create(); + lv_indev_set_group(mousewheel, lv_group_get_default()); + + lv_indev_t *keyboard = lv_sdl_keyboard_create(); + lv_indev_set_group(keyboard, lv_group_get_default()); +} diff --git a/resources/build.sh b/resources/build.sh index b4761d8..7cc1f4a 100755 --- a/resources/build.sh +++ b/resources/build.sh @@ -111,6 +111,12 @@ function build_docker_images(){ fi } +function lvgl(){ + emcmake cmake -DSDL2_DIR=/home/amass/emsdk/upstream/emscripten/system/lib/cmake/SDL2 -S LvglApplication -B ${build_path}/LvglApplication + cmake --build ${build_path}/LvglApplication --target all + # python3 -m http.server -d ./build/LvglApplication +} + function main() { local cmd=$1 @@ -128,6 +134,9 @@ function main() { init) init ;; + lvgl) + lvgl + ;; *) build ;;