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lv_conf.h
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lv_conf.h
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/**
* @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 /* Set this to "1" to 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 16
/*=========================
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_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_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 <stdint.h>
#define LV_STDDEF_INCLUDE <stddef.h>
#define LV_STDBOOL_INCLUDE <stdbool.h>
#define LV_INTTYPES_INCLUDE <inttypes.h>
#define LV_LIMITS_INCLUDE <limits.h>
#define LV_STDARG_INCLUDE <stdarg.h>
#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 <stdint.h>
#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 <stm32u5xx_hal.h>
#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_INFO
/** - 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 0 /**< Enable/disable trace logs in memory operations. */
#define LV_LOG_TRACE_TIMER 0 /**< 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 <stdint.h>
#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 <stdint.h>
#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
/*=====================
* 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_<CONST> 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 0
/** Enable matrix support
* - Requires `LV_USE_FLOAT = 1` */
#define LV_USE_MATRIX 0
/** 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 0
#define LV_FONT_MONTSERRAT_10 0
#define LV_FONT_MONTSERRAT_12 0
#define LV_FONT_MONTSERRAT_14 1
#define LV_FONT_MONTSERRAT_16 0
#define LV_FONT_MONTSERRAT_18 0
#define LV_FONT_MONTSERRAT_20 0
#define LV_FONT_MONTSERRAT_22 0
#define LV_FONT_MONTSERRAT_24 0
#define LV_FONT_MONTSERRAT_26 0
#define LV_FONT_MONTSERRAT_28 0
#define LV_FONT_MONTSERRAT_30 0
#define LV_FONT_MONTSERRAT_32 0
#define LV_FONT_MONTSERRAT_34 0
#define LV_FONT_MONTSERRAT_36 0
#define LV_FONT_MONTSERRAT_38 0
#define LV_FONT_MONTSERRAT_40 0
#define LV_FONT_MONTSERRAT_42 0
#define LV_FONT_MONTSERRAT_44 0
#define LV_FONT_MONTSERRAT_46 0
#define LV_FONT_MONTSERRAT_48 0
/* Demonstrate special features */
#define LV_FONT_MONTSERRAT_28_COMPRESSED 0 /**< bpp = 3 */
#define LV_FONT_DEJAVU_16_PERSIAN_HEBREW 0 /**< Hebrew, Arabic, Persian letters and all their forms */
#define LV_FONT_SIMSUN_14_CJK 0 /**< 1000 most common CJK radicals */
#define LV_FONT_SIMSUN_16_CJK 0 /**< 1000 most common CJK radicals */
/** Pixel perfect monospaced fonts */
#define LV_FONT_UNSCII_8 0
#define LV_FONT_UNSCII_16 0
/** 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 0
/** Enables/disables support for compressed fonts. */
#define LV_USE_FONT_COMPRESSED 0
/** 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 0
#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 0
/*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 0
#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 0 /**< Requires: lv_canvas, thorvg */
#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 0
#if LV_USE_FS_STDIO
#define LV_FS_STDIO_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. '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 0
#if LV_USE_FS_MEMFS
#define LV_FS_MEMFS_LETTER '\0' /**< Set an upper cased letter on which the drive will accessible (e.g. 'A') */
#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 0
/** PNG decoder(libpng) library */
#define LV_USE_LIBPNG 0
/** BMP decoder library */
#define LV_USE_BMP 0
/** JPG + split JPG decoder library.
* Split JPG is a custom format optimized for embedded systems. */
#define LV_USE_TJPGD 0
/** 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 0
#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 0
/** QR code library */
#define LV_USE_QRCODE 0
/** Barcode code library */
#define LV_USE_BARCODE 0
/** 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 0
#if LV_USE_TINY_TTF
/* Enable loading TTF data from files */
#define LV_TINY_TTF_FILE_SUPPORT 0
#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 0
/** Enable ThorVG (vector graphics library) from the src/libs folder */
#define LV_USE_THORVG_INTERNAL 0
/** 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 0
/** 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 0
/** 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