I write a font bin file in QSPI flash, It's display corruption when I use this font. Only the top half of the font can be displayed. I tried to changed lv_conf.h, but not worked.
Here is font.c
/*
*---------------------------------------------------------------
* Lvgl Font Tool
*
* 注:使用unicode编码
* 注:本字体文件由Lvgl Font Tool V0.4 生成
* 作者:阿里(qq:617622104)
*---------------------------------------------------------------
*/
#include "lvgl.h"
#include "nrf_drv_qspi.h"
typedef struct{
uint16_t min;
uint16_t max;
uint8_t bpp;
uint8_t reserved[3];
}x_header_t;
typedef struct{
uint32_t pos;
}x_table_t;
typedef struct{
uint8_t adv_w;
uint8_t box_w;
uint8_t box_h;
int8_t ofs_x;
int8_t ofs_y;
uint8_t r;
}glyph_dsc_t;
static x_header_t __g_xbf_hd = {
.min = 0x0020,
.max = 0x9fa0,
.bpp = 4,
};
static uint8_t __g_font_buf[216];//如bin文件存在SPI FLASH可使用此buff
static uint8_t *__user_font_getdata(int offset, int size){
//如字模保存在SPI FLASH, SPIFLASH_Read(__g_font_buf,offset,size);
nrf_drv_qspi_read(__g_font_buf, size, offset);
//如字模已加载到SDRAM,直接返回偏移地址即可如:return (uint8_t*)(sdram_fontddr+offset);
return __g_font_buf;
}
static const uint8_t * __user_font_get_bitmap(const lv_font_t * font, uint32_t unicode_letter) {
if( unicode_letter>__g_xbf_hd.max || unicode_letter<__g_xbf_hd.min ) {
return NULL;
}
uint32_t unicode_offset = sizeof(x_header_t)+(unicode_letter-__g_xbf_hd.min)*4;
uint32_t *p_pos = (uint32_t *)__user_font_getdata(unicode_offset, 4);
if( p_pos[0] != 0 ) {
uint32_t pos = p_pos[0];
glyph_dsc_t * gdsc = (glyph_dsc_t*)__user_font_getdata(pos, sizeof(glyph_dsc_t));
return __user_font_getdata(pos+sizeof(glyph_dsc_t), gdsc->box_w*gdsc->box_h*__g_xbf_hd.bpp/8);
}
return NULL;
}
static bool __user_font_get_glyph_dsc(const lv_font_t * font, lv_font_glyph_dsc_t * dsc_out, uint32_t unicode_letter, uint32_t unicode_letter_next) {
if( unicode_letter>__g_xbf_hd.max || unicode_letter<__g_xbf_hd.min ) {
return NULL;
}
uint32_t unicode_offset = sizeof(x_header_t)+(unicode_letter-__g_xbf_hd.min)*4;
uint32_t *p_pos = (uint32_t *)__user_font_getdata(unicode_offset, 4);
if( p_pos[0] != 0 ) {
glyph_dsc_t * gdsc = (glyph_dsc_t*)__user_font_getdata(p_pos[0], sizeof(glyph_dsc_t));
dsc_out->adv_w = gdsc->adv_w;
dsc_out->box_h = gdsc->box_h;
dsc_out->box_w = gdsc->box_w;
dsc_out->ofs_x = gdsc->ofs_x;
dsc_out->ofs_y = gdsc->ofs_y;
dsc_out->bpp = __g_xbf_hd.bpp;
return true;
}
return false;
}
//宋体,常规,16
//字模高度：24
//XBF字体,外部bin文件
const lv_font_t tabeFont = {
.get_glyph_bitmap = __user_font_get_bitmap,
.get_glyph_dsc = __user_font_get_glyph_dsc,
.line_height = 16,
.base_line = 0,
};
Here is main.c
int main()
{
lv_obj_t * pageObj= pageArray[PAGE_SYS].obj;
if(NULL == pageObj)
{
LV_LOG_ERROR("System page Init fail.");
return -1;
}
memset(&cfgObj, 0, sizeof(cfgObj));
//draw
LV_IMG_DECLARE(img_pSys_ble);
lv_obj_t *o_ble = lv_imgbtn_create(pageObj);
lv_obj_clear_flag(o_ble, LV_OBJ_FLAG_SCROLLABLE);
lv_obj_add_flag(o_ble, LV_OBJ_FLAG_SCROLL_ON_FOCUS); //make the obj could use encoder
lv_imgbtn_set_src(o_ble, LV_IMGBTN_STATE_RELEASED, &img_pSys_ble, NULL, NULL);
lv_obj_add_style(o_ble , &styleList.icon_style, 0);
lv_obj_set_pos(o_ble, 90, 68);
lv_obj_set_size(o_ble, img_pSys_ble.header.w, img_pSys_ble.header.h);
sysPageObjs.bleCfg = o_ble;
lv_obj_t *o_func_name_label = lv_label_create(pageObj);
lv_obj_set_style_text_font(o_func_name_label, &tabeFont, 0);
lv_label_set_text(o_func_name_label, "蓝牙名称");
lv_obj_align_to(o_func_name_label, o_ble, LV_ALIGN_OUT_BOTTOM_MID, 0, 15);
lv_obj_set_style_text_color(o_func_name_label, lv_color_white(), 0);
lv_obj_add_event_cb(o_ble, showBle, LV_EVENT_VALUE_CHANGED, NULL);
return 0;
}
Here is the lv_conf.h
/**
* @file lv_conf.h
* Configuration file for v9.0.0-dev
*/
/* clang-format off */
#if 1 /*Set it to "1" to enable content*/
#ifndef LV_CONF_H
#define LV_CONF_H
#include <stdint.h>
#include "RTE_Components.h"
#include "sdk_config.h"
//#include "gc9307n.h"
#define MY_DISP_VER_RES LCD_WIDTH
#define MY_DISP_HOR_RES LCD_HEIGHT
/*====================
COLOR SETTINGS
*====================*/
/*Color depth: 1 (1 byte per pixel), 8 (RGB332), 16 (RGB565), 32 (ARGB8888)*/
#define LV_COLOR_DEPTH 16
#define LV_COLOR_16_SWAP 1
//#define LV_COLOR_CHROMA_KEY lv_color_hex(0x00ff00)
/*=========================
STDLIB WRAPPER SETTINGS
*=========================*/
/*Enable and configure the built-in memory manager*/
#define LV_USE_BUILTIN_MALLOC 1
#if LV_USE_BUILTIN_MALLOC
/*Size of the memory available for `lv_malloc()` in bytes (>= 2kB)*/
#define LV_MEM_SIZE (40U * 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_BUILTIN_MALLOC*/
/*Enable lv_memcpy_builtin, lv_memset_builtin, lv_strlen_builtin, lv_strncpy_builtin*/
#define LV_USE_BUILTIN_MEMCPY 1
/*Enable and configure the built-in (v)snprintf */
#define LV_USE_BUILTIN_SNPRINTF 1
#if LV_USE_BUILTIN_SNPRINTF
#define LV_SPRINTF_USE_FLOAT 0
#endif /*LV_USE_BUILTIN_SNPRINTF*/
#define LV_STDLIB_INCLUDE <stdint.h>
#define LV_STDIO_INCLUDE <stdio.h>
#define LV_STRING_INCLUDE <string.h>
#define LV_MALLOC lv_malloc_builtin
#define LV_REALLOC lv_realloc_builtin
#define LV_FREE lv_free_builtin
#define LV_MEMSET lv_memset_builtin
#define LV_MEMCPY lv_memcpy_builtin
#define LV_SNPRINTF lv_snprintf_builtin
#define LV_VSNPRINTF lv_vsnprintf_builtin
#define LV_STRLEN lv_strlen_builtin
#define LV_STRNCPY lv_strncpy_builtin
/*====================
HAL SETTINGS
*====================*/
/*Use a custom tick source that tells the elapsed time in milliseconds.
*It removes the need to manually update the tick with `lv_tick_inc()`)*/
#ifdef __PERF_COUNTER__
#define LV_TICK_CUSTOM 1
#if LV_TICK_CUSTOM
extern uint32_t SystemCoreClock;
#define LV_TICK_CUSTOM_INCLUDE "perf_counter.h"
#define LV_TICK_CUSTOM_SYS_TIME_EXPR get_system_ms()
#endif /*LV_TICK_CUSTOM*/
#else
#define LV_TICK_CUSTOM 0
#if LV_TICK_CUSTOM
#define LV_TICK_CUSTOM_INCLUDE "Arduino.h" /*Header for the system time function*/
#define LV_TICK_CUSTOM_SYS_TIME_EXPR (millis()) /*Expression evaluating to current system time in ms*/
#endif /*LV_TICK_CUSTOM*/
#endif /*__PERF_COUNTER__*/
/*Default Dot 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]*/
/*========================
* DRAW CONFIGURATION
*========================*/
/*Enable the built in mask engine.
*Required to draw shadow, rounded corners, circles, arc, skew lines, or any other masks*/
#define LV_USE_DRAW_MASKS 1
#define LV_USE_DRAW_SW 1
#if LV_USE_DRAW_SW
/*Enable complex draw engine.
*Required to draw shadow, gradient, rounded corners, circles, arc, skew lines, image transformations or any masks*/
#define LV_DRAW_SW_COMPLEX 1
/* 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_SW_LAYER_SIMPLE_BUF_SIZE (24 * 1024) /*[bytes]*/
/*Used if `LV_DRAW_SW_LAYER_SIMPLE_BUF_SIZE` couldn't be allocated.*/
#define LV_DRAW_SW_LAYER_SIMPLE_FALLBACK_BUF_SIZE (3 * 1024) /*[bytes]*/
/*Allow buffering some shadow calculation.
*LV_DRAW_SW_SHADOW_CACHE_SIZE is the max. 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: to disable caching */
#define LV_DRAW_SW_CIRCLE_CACHE_SIZE 4
/*Default gradient buffer size.
*When LVGL calculates the gradient "maps" it can save them into a cache to avoid calculating them again.
*LV_DRAW_SW_GRADIENT_CACHE_DEF_SIZE sets the size of this cache in bytes.
*If the cache is too small the map will be allocated only while it's required for the drawing.
*0 mean no caching.*/
#define LV_DRAW_SW_GRADIENT_CACHE_DEF_SIZE 0
/*Allow dithering the gradients (to achieve visual smooth color gradients on limited color depth display)
*LV_DRAW_SW_GRADIENT_DITHER implies allocating one or two more lines of the object's rendering surface
*The increase in memory consumption is (32 bits * object width) plus 24 bits * object width if using error diffusion */
#define LV_DRAW_SW_GRADIENT_DITHER 0
#if LV_DRAW_SW_GRADIENT_DITHER
/*Add support for error diffusion dithering.
*Error diffusion dithering gets a much better visual result, but implies more CPU consumption and memory when drawing.
*The increase in memory consumption is (24 bits * object's width)*/
#define LV_DRAW_SW_GRADIENT_DITHER_ERROR_DIFFUSION 0
#endif
/*Enable subpixel rendering*/
#define LV_DRAW_SW_FONT_SUBPX 0
#if LV_DRAW_SW_FONT_SUBPX
/*Set the pixel order of the display. Physical order of RGB channels. Doesn't matter with "normal" fonts.*/
#define LV_DRAW_SW_FONT_SUBPX_BGR 0 /*0: RGB; 1:BGR order*/
#endif
#endif
/*=======================
* FEATURE CONFIGURATION
*=======================*/
/*-------------
* Logging
*-----------*/
/*Enable the log module*/
#define LV_USE_LOG 1
#if LV_USE_LOG
/*How important log should be added:
*LV_LOG_LEVEL_TRACE A lot of logs to give 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 Only critical issue, when the system may fail
*LV_LOG_LEVEL_USER Only logs added by the user
*LV_LOG_LEVEL_NONE Do not log anything*/
#define LV_LOG_LEVEL LV_LOG_LEVEL_ERROR
/*1: Print the log with 'printf';
*0: User need to register a callback with `lv_log_register_print_cb()`*/
#define LV_LOG_PRINTF 1
/*1: Enable print timestamp;
*0: Disable print timestamp*/
#define LV_LOG_USE_TIMESTAMP 0
/*Enable/disable LV_LOG_TRACE in modules that produces a huge number of logs*/
#define LV_LOG_TRACE_MEM 0
#define LV_LOG_TRACE_TIMER 0
#define LV_LOG_TRACE_INDEV 1
#define LV_LOG_TRACE_DISP_REFR 0
#define LV_LOG_TRACE_EVENT 1
#define LV_LOG_TRACE_OBJ_CREATE 0
#define LV_LOG_TRACE_LAYOUT 0
#define LV_LOG_TRACE_ANIM 0
#define LV_LOG_TRACE_MSG 1
#endif /*LV_USE_LOG*/
/*-------------
* Asserts
*-----------*/
/*Enable asserts if an operation is failed or an 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 the MCU*/
#define LV_ASSERT_HANDLER_INCLUDE <stdint.h>
#define LV_ASSERT_HANDLER while(1); /*Halt by default*/
/*-------------
* Others
*-----------*/
/*1: Show CPU usage and FPS count*/
#define LV_USE_PERF_MONITOR 0
#if LV_USE_PERF_MONITOR
#define LV_USE_PERF_MONITOR_POS LV_ALIGN_BOTTOM_RIGHT
#endif
/*1: Show the used memory and the memory fragmentation
* Requires `LV_USE_BUILTIN_MALLOC = 1`*/
#define LV_USE_MEM_MONITOR 0
#if LV_USE_MEM_MONITOR
#define LV_USE_MEM_MONITOR_POS LV_ALIGN_BOTTOM_LEFT
#endif
/*1: Draw random colored rectangles over the redrawn areas*/
#define LV_USE_REFR_DEBUG 0
/*Maximum buffer size to allocate for rotation.
*Only used if software rotation is enabled in the display driver.*/
#define LV_DISP_ROT_MAX_BUF (30*1024)
#define LV_USE_USER_DATA 1
/*Garbage Collector settings
*Used if lvgl is bound to higher level language and the memory is managed by that language*/
#define LV_ENABLE_GC 0
#if LV_ENABLE_GC != 0
#define LV_GC_INCLUDE "gc.h" /*Include Garbage Collector related things*/
#endif /*LV_ENABLE_GC*/
/*Default image cache size. Image caching keeps some images opened.
*If only the built-in image formats are used there is no real advantage of caching.
*With other image decoders (e.g. PNG or JPG) caching save the continuous open/decode of images.
*However the opened images consume additional RAM.
*0: to disable caching*/
#define LV_IMG_CACHE_DEF_SIZE 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
/*=====================
* COMPILER SETTINGS
*====================*/
/*For big endian systems set to 1*/
#define LV_BIG_ENDIAN_SYSTEM 0
/*Define a custom attribute to `lv_tick_inc` function*/
#define LV_ATTRIBUTE_TICK_INC
/*Define a custom attribute to `lv_timer_handler` function*/
#define LV_ATTRIBUTE_TIMER_HANDLER
/*Define a custom attribute to `lv_disp_flush_ready` function*/
#define LV_ATTRIBUTE_FLUSH_READY
/*Required alignment size for buffers*/
#define LV_ATTRIBUTE_MEM_ALIGN_SIZE 1
/*Will be added where memories 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__((aligned(4)))
/*Attribute to mark large constant arrays for example font's bitmaps*/
#define LV_ATTRIBUTE_LARGE_CONST
/*Compiler prefix for a big 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*/
/*Extend the default -32k..32k coordinate range to -4M..4M by using int32_t for coordinates instead of int16_t*/
#define LV_USE_LARGE_COORD 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 1
#define LV_FONT_MONTSERRAT_14 1
#define LV_FONT_MONTSERRAT_16 1
#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 1
/*Demonstrate special features*/
#define LV_FONT_MONTSERRAT_12_SUBPX 0
#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_16_CJK 1 /*1000 most common CJK radicals*/
#define LV_FONT_SOURCEHANSANSCN_BOLD_16 1
#define TABEFONT 1
/*Pixel perfect monospace fonts*/
#define LV_FONT_UNSCII_8 0
#define LV_FONT_UNSCII_16 0
/*Optionally declare custom fonts here.
*You can use these fonts as default font too and they will be available globally.
*E.g. #define LV_FONT_CUSTOM_DECLARE LV_FONT_DECLARE(my_font_1) LV_FONT_DECLARE(my_font_2)*/
#define LV_FONT_CUSTOM_DECLARE LV_FONT_DECLARE(lv_font_SourceHanSansCN_Bold_16) LV_FONT_DECLARE(tabeFont)
/*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.
*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
/*Can break (wrap) texts 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
/*The control character to use for signalling text recoloring.*/
#define LV_TXT_COLOR_CMD "#"
/*Support bidirectional texts. Allows mixing Left-to-Right and Right-to-Left texts.
*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 texts 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 an other form based on their position in the text*/
#define LV_USE_ARABIC_PERSIAN_CHARS 0
/*==================
* WIDGETS
*================*/
/*Documentation of the widgets: https://docs.lvgl.io/latest/en/html/widgets/index.html*/
#define LV_USE_ANIMIMG 1
#define LV_USE_ARC 1
#define LV_USE_BAR 1
#define LV_USE_BTN 1
#define LV_USE_BTNMATRIX 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
#endif /*LV_USE_CALENDAR*/
#define LV_USE_CANVAS 1
#define LV_USE_CHART 1
#define LV_USE_CHECKBOX 1
#define LV_USE_COLORWHEEL 1
#define LV_USE_DROPDOWN 1 /*Requires: lv_label*/
#define LV_USE_IMG 1 /*Requires: lv_label*/
#define LV_USE_IMGBTN 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 texts*/
#endif
#define LV_USE_LED 1
#define LV_USE_LINE 1
#define LV_USE_LIST 1
#define LV_USE_MENU 1
#define LV_USE_METER 1
#define LV_USE_MSGBOX 1
#define LV_USE_ROLLER 1 /*Requires: lv_label*/
#define LV_USE_SLIDER 1 /*Requires: lv_bar*/
#define LV_USE_SPAN 1
#if LV_USE_SPAN
/*A line text can contain maximum num of span descriptor */
#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_TEXTAREA 1 /*Requires: lv_label*/
#if LV_USE_TEXTAREA != 0
#define LV_TEXTAREA_DEF_PWD_SHOW_TIME 1500 /*ms*/
#endif
#define LV_USE_TABLE 1
#define LV_USE_TABVIEW 1
#define LV_USE_TILEVIEW 1
#define LV_USE_WIN 1
/*==================
* THEMES
*==================*/
#ifdef RTE_GRAPHICS_LVGL_USE_EXTRA_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_BASIC 1
/*A theme designed for monochrome displays*/
#define LV_USE_THEME_MONO 1
#else
#define LV_USE_THEME_DEFAULT 0
#define LV_USE_THEME_BASIC 0
#define LV_USE_THEME_MONO 0
#endif
/*==================
* LAYOUTS
*==================*/
/*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
*====================*/
/*API for fopen, fread, etc*/
#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*/
#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*/
#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*/
#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
#if LV_USE_FREETYPE
/*Memory used by FreeType to cache characters [bytes]*/
#define LV_FREETYPE_CACHE_SIZE (64 * 1024)
/*Let FreeType to use LVGL memory and file porting*/
#define LV_FREETYPE_USE_LVGL_PORT 0
/* 1: bitmap cache use the sbit cache, 0:bitmap cache use the image cache. */
/* sbit cache:it is much more memory efficient for small bitmaps(font size < 256) */
/* if font size >= 256, must be configured as image cache */
#define LV_FREETYPE_SBIT_CACHE 0
/* Maximum number of opened FT_Face/FT_Size objects managed by this cache instance. */
/* (0:use system defaults) */
#define LV_FREETYPE_CACHE_FT_FACES 4
#define LV_FREETYPE_CACHE_FT_SIZES 4
#endif
#if LV_USE_TINY_TTF
/* Enable loading TTF data from files */
#define LV_TINY_TTF_FILE_SUPPORT 0
#endif
/*FFmpeg library for image decoding and playing videos
*Supports all major image formats so do not enable other image decoder with it*/
#if LV_USE_FFMPEG
/*Dump input information to stderr*/
#define LV_FFMPEG_DUMP_FORMAT 0
#endif
/*==================
* OTHERS
*==================*/
/*1: Enable API to take snapshot for object*/
#define LV_USE_SNAPSHOT 0
/*1: Enable Monkey test*/
#define LV_USE_MONKEY 0
/*1: Enable grid navigation*/
#define LV_USE_GRIDNAV 0
/*1: Enable lv_obj fragment*/
#define LV_USE_FRAGMENT 0
/*1: Support using images as font in label or span widgets */
#define LV_USE_IMGFONT 0
#if LV_USE_IMGFONT
/*Imgfont image file path maximum length*/
#define LV_IMGFONT_PATH_MAX_LEN 64
/*1: Use img cache to buffer header information*/
#define LV_IMGFONT_USE_IMG_CACHE_HEADER 0
#endif
/*1: Enable a published subscriber based messaging system */
#define LV_USE_MSG 0
/*1: Enable Pinyin input method*/
/*Requires: lv_keyboard*/
#if LV_USE_IME_PINYIN
/*1: Use default thesaurus*/
/*If you do not use the default thesaurus, be sure to use `lv_ime_pinyin` after setting the thesauruss*/
#define LV_IME_PINYIN_USE_DEFAULT_DICT 1
/*Set the maximum number of candidate panels that can be displayed*/
/*This needs to be adjusted according to the size of the 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*/
#if LV_USE_FILE_EXPLORER
/*Maximum length of path*/
#define LV_FILE_EXPLORER_PATH_MAX_LEN (128)
/*Quick access bar, 1:use, 0:not use*/
/*Requires: lv_list*/
#define LV_FILE_EXPLORER_QUICK_ACCESS 1
#endif
/*==================
* EXAMPLES
*==================*/
/*Enable the examples to be built with the library*/
#define LV_BUILD_EXAMPLES 1
/*--END OF LV_CONF_H--*/
#endif /*LV_CONF_H*/
#endif /*End of "Content enable"*/
Here is the actual operation effect
