# Kconfig file for LVGL v8.0 menu "LVGL configuration" # Define CONFIG_LV_CONF_SKIP so we can use LVGL # without lv_conf.h file, the lv_conf_internal.h and # lv_conf_kconfig.h files are used instead. config LV_CONF_SKIP bool "Uncheck this to use custom lv_conf.h" default y config LV_CONF_MINIMAL bool "LVGL minimal configuration." menu "Color settings" choice LV_COLOR_DEPTH prompt "Color depth." default LV_COLOR_DEPTH_16 help Color depth to be used. config LV_COLOR_DEPTH_32 bool "32: ARGB8888" config LV_COLOR_DEPTH_16 bool "16: RGB565" config LV_COLOR_DEPTH_8 bool "8: RGB232" config LV_COLOR_DEPTH_1 bool "1: 1 byte per pixel" endchoice config LV_COLOR_DEPTH int default 1 if LV_COLOR_DEPTH_1 default 8 if LV_COLOR_DEPTH_8 default 16 if LV_COLOR_DEPTH_16 default 32 if LV_COLOR_DEPTH_32 config LV_COLOR_MIX_ROUND_OFS int "Adjust color mix functions rounding" default 128 if !LV_COLOR_DEPTH_32 default 0 if LV_COLOR_DEPTH_32 range 0 254 help 0: no adjustment, get the integer part of the result (round down) 64: round up from x.75 128: round up from half 192: round up from x.25 254: round up config LV_COLOR_CHROMA_KEY_HEX hex "Images pixels with this color will not be drawn (if they are chroma keyed)." range 0x000000 0xFFFFFF default 0x00FF00 help See misc/lv_color.h for some color values examples. endmenu menu "Memory settings" config LV_MEM_CUSTOM bool "If true use custom malloc/free, otherwise use the built-in `lv_malloc()` and `lv_free()`" config LV_MEM_SIZE_KILOBYTES int "Size of the memory used by `lv_malloc()` in kilobytes (>= 2kB)" default 32 depends on !LV_MEM_CUSTOM config LV_MEM_POOL_EXPAND_SIZE_KILOBYTES int "Size of the memory expand for `lv_malloc()` in kilobytes" default 0 depends on !LV_MEM_CUSTOM config LV_MEM_ADDR hex "Address for the memory pool instead of allocating it as a normal array" default 0x0 depends on !LV_MEM_CUSTOM config LV_MEM_CUSTOM_INCLUDE string "Header to include for the custom memory function" default "stdlib.h" depends on LV_MEM_CUSTOM config LV_MEM_BUF_MAX_NUM int "Number of the memory buffer" default 16 help Number of the intermediate memory buffer used during rendering and other internal processing mechanisms. You will see an error log message if there wasn't enough buffers. config LV_MEMCPY_MEMSET_STD bool "Use the standard memcpy and memset instead of LVGL's own functions" endmenu menu "HAL Settings" config LV_TICK_CUSTOM bool "Use a custom tick source" config LV_TICK_CUSTOM_INCLUDE string "Header for the system time function" default "Arduino.h" depends on LV_TICK_CUSTOM config LV_DPI_DEF int "Default Dots Per Inch (in px)." default 130 help Used to initialize default sizes such as widgets sized, style paddings. (Not so important, you can adjust it to modify default sizes and spaces) endmenu menu "Feature configuration" menu "Drawing" config LV_DRAW_COMPLEX bool "Enable complex draw engine" default y help Required to draw shadow, gradient, rounded corners, circles, arc, skew lines, image transformations or any masks. config LV_SHADOW_CACHE_SIZE int "Allow buffering some shadow calculation" depends on LV_DRAW_COMPLEX default 0 help LV_SHADOW_CACHE_SIZE is the max shadow size to buffer, where shadow size is `shadow_width + radius`. Caching has LV_SHADOW_CACHE_SIZE^2 RAM cost. config LV_CIRCLE_CACHE_SIZE int "Set number of maximally cached circle data" depends on LV_DRAW_COMPLEX default 4 help 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). Set to 0 to disable caching. config LV_LAYER_SIMPLE_BUF_SIZE int "Optimal size to buffer the widget with opacity" default 24576 help "Simple layers" are used when a widget has `style_opa < 255` to buffer the widget into a layer and blend it as an image with the given opacity. Note that `bg_opa`, `text_opa` etc don't require buffering into layer. config LV_IMG_CACHE_DEF_SIZE int "Default image cache size. 0 to disable caching." default 0 help If only the built-in image formats are used there is no real advantage of caching. (I.e. no new image decoder is added). With complex image decoders (e.g. PNG or JPG) caching can save the continuous open/decode of images. However the opened images might consume additional RAM. config LV_GRADIENT_MAX_STOPS int "Number of stops allowed per gradient." default 2 help Increase this to allow more stops. This adds (sizeof(lv_color_t) + 1) bytes per additional stop config LV_GRAD_CACHE_DEF_SIZE int "Default gradient buffer size." default 0 help When LVGL calculates the gradient "maps" it can save them into a cache to avoid calculating them again. LV_GRAD_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. config LV_DITHER_GRADIENT bool "Allow dithering the gradients" help Allow dithering the gradients (to achieve visual smooth color gradients on limited color depth display) LV_DITHER_GRADIENT 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 config LV_DITHER_ERROR_DIFFUSION bool "Add support for error diffusion dithering" depends on LV_DITHER_GRADIENT help 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) config LV_DISP_ROT_MAX_BUF int "Maximum buffer size to allocate for rotation" default 10240 help Only used if software rotation is enabled in the display driver. endmenu menu "GPU" config LV_USE_GPU_ARM2D bool "Enable Arm's 2D image processing library (Arm-2D) for all Cortex-M processors." default n help Must deploy arm-2d library to your project and add include PATH for "arm_2d.h". config LV_USE_GPU_STM32_DMA2D bool "Enable STM32 DMA2D (aka Chrom Art) GPU." config LV_GPU_DMA2D_CMSIS_INCLUDE string "include path of CMSIS header of target processor" depends on LV_USE_GPU_STM32_DMA2D default "" help Must be defined to include path of CMSIS header of target processor e.g. "stm32f769xx.h" or "stm32f429xx.h" config LV_USE_GPU_SWM341_DMA2D bool "Enable SWM341 DMA2D GPU." config LV_GPU_SWM341_DMA2D_INCLUDE string "include path of CMSIS header of target processor" depends on LV_USE_GPU_SWM341_DMA2D default "SWM341.h" help Must be defined to include path of CMSIS header of target processor e.g. "SWM341.h" config LV_USE_GPU_NXP_PXP bool "Use NXP's PXP GPU iMX RTxxx platforms." config LV_USE_GPU_NXP_PXP_AUTO_INIT bool "Call lv_gpu_nxp_pxp_init() automatically or manually." depends on LV_USE_GPU_NXP_PXP help 1: Add default bare metal and FreeRTOS interrupt handling routines for PXP (lv_gpu_nxp_pxp_osa.c) and call lv_gpu_nxp_pxp_init() automatically during lv_init(). Note that symbol SDK_OS_FREE_RTOS has to be defined in order to use FreeRTOS OSA, otherwise bare-metal implementation is selected. 0: lv_gpu_nxp_pxp_init() has to be called manually before lv_init(). config LV_USE_GPU_NXP_VG_LITE bool "Use NXP's VG-Lite GPU iMX RTxxx platforms." config LV_USE_GPU_SDL bool "Use SDL renderer API" default n config LV_GPU_SDL_INCLUDE_PATH string "include path of SDL header" depends on LV_USE_GPU_SDL default "SDL2/SDL.h" config LV_GPU_SDL_LRU_SIZE int "Maximum buffer size to allocate for rotation" depends on LV_USE_GPU_SDL default 8388608 help Texture cache size, 8MB by default. endmenu menu "Logging" config LV_USE_LOG bool "Enable the log module" choice bool "Default log verbosity" if LV_USE_LOG default LV_LOG_LEVEL_WARN help Specify how important log should be added. config LV_LOG_LEVEL_TRACE bool "A lot of logs to give detailed information" config LV_LOG_LEVEL_INFO bool "Log important events" config LV_LOG_LEVEL_WARN bool "Log if something unwanted happened but didn't cause a problem" config LV_LOG_LEVEL_ERROR bool "Only critical issues, when the system may fail" config LV_LOG_LEVEL_USER bool "Only logs added by the user" config LV_LOG_LEVEL_NONE bool "Do not log anything" endchoice config LV_LOG_LEVEL int default 0 if LV_LOG_LEVEL_TRACE default 1 if LV_LOG_LEVEL_INFO default 2 if LV_LOG_LEVEL_WARN default 3 if LV_LOG_LEVEL_ERROR default 4 if LV_LOG_LEVEL_USER default 5 if LV_LOG_LEVEL_NONE config LV_LOG_PRINTF bool "Print the log with 'printf'" if LV_USE_LOG help Use printf for log output. If not set the user needs to register a callback with `lv_log_register_print_cb`. config LV_LOG_USE_TIMESTAMP bool "Enable print timestamp" default y depends on LV_USE_LOG config LV_LOG_TRACE_MEM bool "Enable/Disable LV_LOG_TRACE in mem module" default y depends on LV_USE_LOG config LV_LOG_TRACE_TIMER bool "Enable/Disable LV_LOG_TRACE in timer module" default y depends on LV_USE_LOG config LV_LOG_TRACE_INDEV bool "Enable/Disable LV_LOG_TRACE in indev module" default y depends on LV_USE_LOG config LV_LOG_TRACE_DISP_REFR bool "Enable/Disable LV_LOG_TRACE in disp refr module" default y depends on LV_USE_LOG config LV_LOG_TRACE_EVENT bool "Enable/Disable LV_LOG_TRACE in event module" default y depends on LV_USE_LOG config LV_LOG_TRACE_OBJ_CREATE bool "Enable/Disable LV_LOG_TRACE in obj create module" default y depends on LV_USE_LOG config LV_LOG_TRACE_LAYOUT bool "Enable/Disable LV_LOG_TRACE in layout module" default y depends on LV_USE_LOG config LV_LOG_TRACE_ANIM bool "Enable/Disable LV_LOG_TRACE in anim module" default y depends on LV_USE_LOG config LV_LOG_TRACE_MSG bool "Enable/Disable LV_LOG_TRACE in msg module" default y depends on LV_USE_LOG endmenu menu "Asserts" config LV_USE_ASSERT_NULL bool "Check if the parameter is NULL. (Very fast, recommended)" default y if !LV_CONF_MINIMAL config LV_USE_ASSERT_MALLOC bool "Checks if the memory is successfully allocated or no. (Very fast, recommended)" default y if !LV_CONF_MINIMAL config LV_USE_ASSERT_STYLE bool "Check if the styles are properly initialized. (Very fast, recommended)" config LV_USE_ASSERT_MEM_INTEGRITY bool "Check the integrity of `lv_mem` after critical operations. (Slow)" config LV_USE_ASSERT_OBJ bool "Check NULL, the object's type and existence (e.g. not deleted). (Slow)." config LV_ASSERT_HANDLER_INCLUDE string "Header to include for the custom assert function" default "assert.h" endmenu menu "Others" config LV_USE_PERF_MONITOR bool "Show CPU usage and FPS count." choice prompt "Performance monitor position." depends on LV_USE_PERF_MONITOR default LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT config LV_PERF_MONITOR_ALIGN_TOP_LEFT bool "Top left" config LV_PERF_MONITOR_ALIGN_TOP_MID bool "Top middle" config LV_PERF_MONITOR_ALIGN_TOP_RIGHT bool "Top right" config LV_PERF_MONITOR_ALIGN_BOTTOM_LEFT bool "Bottom left" config LV_PERF_MONITOR_ALIGN_BOTTOM_MID bool "Bottom middle" config LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT bool "Bottom right" config LV_PERF_MONITOR_ALIGN_LEFT_MID bool "Left middle" config LV_PERF_MONITOR_ALIGN_RIGHT_MID bool "Right middle" config LV_PERF_MONITOR_ALIGN_CENTER bool "Center" endchoice config LV_USE_MEM_MONITOR bool "Show the used memory and the memory fragmentation." depends on !LV_MEM_CUSTOM choice prompt "Memory monitor position." depends on LV_USE_MEM_MONITOR default LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT config LV_MEM_MONITOR_ALIGN_TOP_LEFT bool "Top left" config LV_MEM_MONITOR_ALIGN_TOP_MID bool "Top middle" config LV_MEM_MONITOR_ALIGN_TOP_RIGHT bool "Top right" config LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT bool "Bottom left" config LV_MEM_MONITOR_ALIGN_BOTTOM_MID bool "Bottom middle" config LV_MEM_MONITOR_ALIGN_BOTTOM_RIGHT bool "Bottom right" config LV_MEM_MONITOR_ALIGN_LEFT_MID bool "Left middle" config LV_MEM_MONITOR_ALIGN_RIGHT_MID bool "Right middle" config LV_MEM_MONITOR_ALIGN_CENTER bool "Center" endchoice config LV_USE_REFR_DEBUG bool "Draw random colored rectangles over the redrawn areas." config LV_SPRINTF_CUSTOM bool "Change the built-in (v)snprintf functions" config LV_SPRINTF_INCLUDE string "Header to include for the custom sprintf function" depends on LV_SPRINTF_CUSTOM default "stdio.h" config LV_SPRINTF_USE_FLOAT bool "Enable float in built-in (v)snprintf functions" depends on !LV_SPRINTF_CUSTOM config LV_USE_USER_DATA bool "Add a 'user_data' to drivers and objects." default y config LV_ENABLE_GC bool "Enable garbage collector" config LV_GC_INCLUDE string "Header to include for the garbage collector related things" depends on LV_ENABLE_GC default "gc.h" endmenu menu "Compiler settings" config LV_BIG_ENDIAN_SYSTEM bool "For big endian systems set to 1" config LV_ATTRIBUTE_MEM_ALIGN_SIZE int "Required alignment size for buffers" default 1 config LV_ATTRIBUTE_FAST_MEM_USE_IRAM bool "Set IRAM as LV_ATTRIBUTE_FAST_MEM" help Set this option to configure IRAM as LV_ATTRIBUTE_FAST_MEM config LV_USE_LARGE_COORD bool "Extend the default -32k..32k coordinate range to -4M..4M by using int32_t for coordinates instead of int16_t" endmenu endmenu menu "Font usage" menu "Enable built-in fonts" config LV_FONT_MONTSERRAT_8 bool "Enable Montserrat 8" config LV_FONT_MONTSERRAT_10 bool "Enable Montserrat 10" config LV_FONT_MONTSERRAT_12 bool "Enable Montserrat 12" config LV_FONT_MONTSERRAT_14 bool "Enable Montserrat 14" default y if !LV_CONF_MINIMAL config LV_FONT_MONTSERRAT_16 bool "Enable Montserrat 16" config LV_FONT_MONTSERRAT_18 bool "Enable Montserrat 18" config LV_FONT_MONTSERRAT_20 bool "Enable Montserrat 20" config LV_FONT_MONTSERRAT_22 bool "Enable Montserrat 22" config LV_FONT_MONTSERRAT_24 bool "Enable Montserrat 24" config LV_FONT_MONTSERRAT_26 bool "Enable Montserrat 26" config LV_FONT_MONTSERRAT_28 bool "Enable Montserrat 28" config LV_FONT_MONTSERRAT_30 bool "Enable Montserrat 30" config LV_FONT_MONTSERRAT_32 bool "Enable Montserrat 32" config LV_FONT_MONTSERRAT_34 bool "Enable Montserrat 34" config LV_FONT_MONTSERRAT_36 bool "Enable Montserrat 36" config LV_FONT_MONTSERRAT_38 bool "Enable Montserrat 38" config LV_FONT_MONTSERRAT_40 bool "Enable Montserrat 40" config LV_FONT_MONTSERRAT_42 bool "Enable Montserrat 42" config LV_FONT_MONTSERRAT_44 bool "Enable Montserrat 44" config LV_FONT_MONTSERRAT_46 bool "Enable Montserrat 46" config LV_FONT_MONTSERRAT_48 bool "Enable Montserrat 48" config LV_FONT_MONTSERRAT_12_SUBPX bool "Enable Montserrat 12 sub-pixel" config LV_FONT_MONTSERRAT_28_COMPRESSED bool "Enable Montserrat 28 compressed" config LV_FONT_DEJAVU_16_PERSIAN_HEBREW bool "Enable Dejavu 16 Persian, Hebrew, Arabic letters" config LV_FONT_SIMSUN_16_CJK bool "Enable Simsun 16 CJK" config LV_FONT_UNSCII_8 bool "Enable UNSCII 8 (Perfect monospace font)" default y if LV_CONF_MINIMAL config LV_FONT_UNSCII_16 bool "Enable UNSCII 16 (Perfect monospace font)" endmenu choice LV_FONT_DEFAULT prompt "Select theme default title font" default LV_FONT_DEFAULT_MONTSERRAT_14 if !LV_CONF_MINIMAL default LV_FONT_DEFAULT_UNSCII_8 if LV_CONF_MINIMAL help Select theme default title font config LV_FONT_DEFAULT_MONTSERRAT_8 bool "Montserrat 8" select LV_FONT_MONTSERRAT_8 config LV_FONT_DEFAULT_MONTSERRAT_12 bool "Montserrat 12" select LV_FONT_MONTSERRAT_12 config LV_FONT_DEFAULT_MONTSERRAT_14 bool "Montserrat 14" select LV_FONT_MONTSERRAT_14 config LV_FONT_DEFAULT_MONTSERRAT_16 bool "Montserrat 16" select LV_FONT_MONTSERRAT_16 config LV_FONT_DEFAULT_MONTSERRAT_18 bool "Montserrat 18" select LV_FONT_MONTSERRAT_18 config LV_FONT_DEFAULT_MONTSERRAT_20 bool "Montserrat 20" select LV_FONT_MONTSERRAT_20 config LV_FONT_DEFAULT_MONTSERRAT_22 bool "Montserrat 22" select LV_FONT_MONTSERRAT_22 config LV_FONT_DEFAULT_MONTSERRAT_24 bool "Montserrat 24" select LV_FONT_MONTSERRAT_24 config LV_FONT_DEFAULT_MONTSERRAT_26 bool "Montserrat 26" select LV_FONT_MONTSERRAT_26 config LV_FONT_DEFAULT_MONTSERRAT_28 bool "Montserrat 28" select LV_FONT_MONTSERRAT_28 config LV_FONT_DEFAULT_MONTSERRAT_30 bool "Montserrat 30" select LV_FONT_MONTSERRAT_30 config LV_FONT_DEFAULT_MONTSERRAT_32 bool "Montserrat 32" select LV_FONT_MONTSERRAT_32 config LV_FONT_DEFAULT_MONTSERRAT_34 bool "Montserrat 34" select LV_FONT_MONTSERRAT_34 config LV_FONT_DEFAULT_MONTSERRAT_36 bool "Montserrat 36" select LV_FONT_MONTSERRAT_36 config LV_FONT_DEFAULT_MONTSERRAT_38 bool "Montserrat 38" select LV_FONT_MONTSERRAT_38 config LV_FONT_DEFAULT_MONTSERRAT_40 bool "Montserrat 40" select LV_FONT_MONTSERRAT_40 config LV_FONT_DEFAULT_MONTSERRAT_42 bool "Montserrat 42" select LV_FONT_MONTSERRAT_42 config LV_FONT_DEFAULT_MONTSERRAT_44 bool "Montserrat 44" select LV_FONT_MONTSERRAT_44 config LV_FONT_DEFAULT_MONTSERRAT_46 bool "Montserrat 46" select LV_FONT_MONTSERRAT_46 config LV_FONT_DEFAULT_MONTSERRAT_48 bool "Montserrat 48" select LV_FONT_MONTSERRAT_48 config LV_FONT_DEFAULT_MONTSERRAT_12_SUBPX bool "Montserrat 12 sub-pixel" select LV_FONT_MONTSERRAT_12_SUBPX config LV_FONT_DEFAULT_MONTSERRAT_28_COMPRESSED bool "Montserrat 28 compressed" select LV_FONT_MONTSERRAT_28_COMPRESSED config LV_FONT_DEFAULT_DEJAVU_16_PERSIAN_HEBREW bool "Dejavu 16 Persian, Hebrew, Arabic letters" select LV_FONT_DEJAVU_16_PERSIAN_HEBREW config LV_FONT_DEFAULT_SIMSUN_16_CJK bool "Simsun 16 CJK" select LV_FONT_SIMSUN_16_CJK config LV_FONT_DEFAULT_UNSCII_8 bool "UNSCII 8 (Perfect monospace font)" select LV_FONT_UNSCII_8 config LV_FONT_DEFAULT_UNSCII_16 bool "UNSCII 16 (Perfect monospace font)" select LV_FONT_UNSCII_16 endchoice config LV_FONT_FMT_TXT_LARGE bool "Enable it if you have fonts with a lot of characters." help The limit depends on the font size, font face and bpp but with > 10,000 characters if you see issues probably you need to enable it. config LV_USE_FONT_COMPRESSED bool "Sets support for compressed fonts." config LV_USE_FONT_SUBPX bool "Enable subpixel rendering." config LV_FONT_SUBPX_BGR bool "Use BGR instead RGB for sub-pixel rendering." depends on LV_USE_FONT_SUBPX help Set the pixel order of the display. Important only if "subpx fonts" are used. With "normal" font it doesn't matter. config LV_USE_FONT_PLACEHOLDER bool "Enable drawing placeholders when glyph dsc is not found." default y endmenu menu "Text Settings" choice LV_TXT_ENC prompt "Select a character encoding for strings" help Select a character encoding for strings. Your IDE or editor should have the same character encoding. default LV_TXT_ENC_UTF8 if !LV_CONF_MINIMAL default LV_TXT_ENC_ASCII if LV_CONF_MINIMAL config LV_TXT_ENC_UTF8 bool "UTF8" config LV_TXT_ENC_ASCII bool "ASCII" endchoice config LV_TXT_BREAK_CHARS string "Can break (wrap) texts on these chars" default " ,.;:-_)]}" config LV_TXT_LINE_BREAK_LONG_LEN int "Line break long length" default 0 help If a word is at least this long, will break wherever 'prettiest'. To disable, set to a value <= 0. config LV_TXT_LINE_BREAK_LONG_PRE_MIN_LEN int "Min num chars before break" default 3 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 help Minimum number of characters in a long word to put on a line before a break. config LV_TXT_LINE_BREAK_LONG_POST_MIN_LEN int "Min num chars after break" default 3 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 help Minimum number of characters in a long word to put on a line after a break. config LV_TXT_COLOR_CMD string "The control character to use for signalling text recoloring" default "#" config LV_USE_BIDI bool "Support bidirectional texts" help 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 choice prompt "Set the default BIDI direction" default LV_BIDI_DIR_AUTO depends on LV_USE_BIDI config LV_BIDI_DIR_LTR bool "Left-to-Right" config LV_BIDI_DIR_RTL bool "Right-to-Left" config LV_BIDI_DIR_AUTO bool "Detect texts base direction" endchoice config LV_USE_ARABIC_PERSIAN_CHARS bool "Enable Arabic/Persian processing" help In these languages characters should be replaced with an other form based on their position in the text. endmenu menu "Widget usage" config LV_USE_ARC bool "Arc." default y if !LV_CONF_MINIMAL config LV_USE_BAR bool "Bar." default y if !LV_CONF_MINIMAL config LV_USE_BTN bool "Button." default y if !LV_CONF_MINIMAL config LV_USE_BTNMATRIX bool "Button matrix." default y if !LV_CONF_MINIMAL config LV_USE_CANVAS bool "Canvas. Dependencies: lv_img." select LV_USE_IMG default y if !LV_CONF_MINIMAL config LV_USE_CHECKBOX bool "Check Box" default y if !LV_CONF_MINIMAL config LV_USE_DROPDOWN bool "Drop down list. Requires: lv_label." select LV_USE_LABEL default y if !LV_CONF_MINIMAL config LV_USE_IMG bool "Image. Requires: lv_label." select LV_USE_LABEL default y if !LV_CONF_MINIMAL config LV_USE_LABEL bool "Label." default y if !LV_CONF_MINIMAL config LV_LABEL_TEXT_SELECTION bool "Enable selecting text of the label." depends on LV_USE_LABEL default y config LV_LABEL_LONG_TXT_HINT bool "Store extra some info in labels (12 bytes) to speed up drawing of very long texts." depends on LV_USE_LABEL default y config LV_USE_LINE bool "Line." default y if !LV_CONF_MINIMAL config LV_USE_ROLLER bool "Roller. Requires: lv_label." select LV_USE_LABEL default y if !LV_CONF_MINIMAL config LV_ROLLER_INF_PAGES int "Number of extra 'pages' when the controller is infinite." default 7 depends on LV_USE_ROLLER config LV_USE_SLIDER bool "Slider. Requires: lv_bar." select LV_USE_BAR default y if !LV_CONF_MINIMAL config LV_USE_SWITCH bool "Switch." default y if !LV_CONF_MINIMAL config LV_USE_TEXTAREA bool "Text area. Requires: lv_label." select LV_USE_LABEL default y if !LV_CONF_MINIMAL config LV_TEXTAREA_DEF_PWD_SHOW_TIME int "Text area def. pwd show time [ms]." default 1500 depends on LV_USE_TEXTAREA config LV_USE_TABLE bool "Table." default y if !LV_CONF_MINIMAL endmenu menu "Extra Widgets" config LV_USE_ANIMIMG bool "Anim image." default y if !LV_CONF_MINIMAL config LV_USE_CALENDAR bool "Calendar." default y if !LV_CONF_MINIMAL config LV_CALENDAR_WEEK_STARTS_MONDAY bool "Calendar week starts monday." depends on LV_USE_CALENDAR config LV_USE_CALENDAR_HEADER_ARROW bool "Use calendar header arrow" depends on LV_USE_CALENDAR default y config LV_USE_CALENDAR_HEADER_DROPDOWN bool "Use calendar header dropdown" depends on LV_USE_CALENDAR default y config LV_USE_CHART bool "Chart." default y if !LV_CONF_MINIMAL config LV_USE_COLORWHEEL bool "Colorwheel." default y if !LV_CONF_MINIMAL config LV_USE_IMGBTN bool "Imgbtn." default y if !LV_CONF_MINIMAL config LV_USE_KEYBOARD bool "Keyboard." default y if !LV_CONF_MINIMAL config LV_USE_LED bool "LED." default y if !LV_CONF_MINIMAL config LV_USE_LIST bool "List." default y if !LV_CONF_MINIMAL config LV_USE_MENU bool "Menu." default y if !LV_CONF_MINIMAL config LV_USE_METER bool "Meter." default y if !LV_CONF_MINIMAL config LV_USE_MSGBOX bool "Msgbox." default y if !LV_CONF_MINIMAL config LV_USE_SPAN bool "span" default y if !LV_CONF_MINIMAL config LV_SPAN_SNIPPET_STACK_SIZE int "Maximum number of span descriptor" default 64 depends on LV_USE_SPAN config LV_USE_SPINBOX bool "Spinbox." default y if !LV_CONF_MINIMAL config LV_USE_SPINNER bool "Spinner." default y if !LV_CONF_MINIMAL config LV_USE_TABVIEW bool "Tabview." default y if !LV_CONF_MINIMAL config LV_USE_TILEVIEW bool "Tileview" default y if !LV_CONF_MINIMAL config LV_USE_WIN bool "Win" default y if !LV_CONF_MINIMAL endmenu menu "Themes" config LV_USE_THEME_DEFAULT bool "A simple, impressive and very complete theme" default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL config LV_THEME_DEFAULT_DARK bool "Yes to set dark mode, No to set light mode" depends on LV_USE_THEME_DEFAULT config LV_THEME_DEFAULT_GROW bool "Enable grow on press" default y depends on LV_USE_THEME_DEFAULT config LV_THEME_DEFAULT_TRANSITION_TIME int "Default transition time in [ms]" default 80 depends on LV_USE_THEME_DEFAULT config LV_USE_THEME_BASIC bool "A very simple theme that is a good starting point for a custom theme" default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL config LV_USE_THEME_MONO bool "Monochrome theme, suitable for some E-paper & dot matrix displays" default y if LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL endmenu menu "Layouts" config LV_USE_FLEX bool "A layout similar to Flexbox in CSS." default y if !LV_CONF_MINIMAL config LV_USE_GRID bool "A layout similar to Grid in CSS." default y if !LV_CONF_MINIMAL endmenu menu "3rd Party Libraries" config LV_USE_FS_STDIO bool "File system on top of stdio API" config LV_FS_STDIO_LETTER int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65 )" default 0 depends on LV_USE_FS_STDIO config LV_FS_STDIO_PATH string "Set the working directory" depends on LV_USE_FS_STDIO config LV_FS_STDIO_CACHE_SIZE int ">0 to cache this number of bytes in lv_fs_read()" default 0 depends on LV_USE_FS_STDIO config LV_USE_FS_POSIX bool "File system on top of posix API" config LV_FS_POSIX_LETTER int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" default 0 depends on LV_USE_FS_POSIX config LV_FS_POSIX_PATH string "Set the working directory" depends on LV_USE_FS_POSIX config LV_FS_POSIX_CACHE_SIZE int ">0 to cache this number of bytes in lv_fs_read()" default 0 depends on LV_USE_FS_POSIX config LV_USE_FS_WIN32 bool "File system on top of Win32 API" config LV_FS_WIN32_LETTER int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" default 0 depends on LV_USE_FS_WIN32 config LV_FS_WIN32_PATH string "Set the working directory" depends on LV_USE_FS_WIN32 config LV_FS_WIN32_CACHE_SIZE int ">0 to cache this number of bytes in lv_fs_read()" default 0 depends on LV_USE_FS_WIN32 config LV_USE_FS_FATFS bool "File system on top of FatFS" config LV_FS_FATFS_LETTER int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" default 0 depends on LV_USE_FS_FATFS config LV_FS_FATFS_CACHE_SIZE int ">0 to cache this number of bytes in lv_fs_read()" default 0 depends on LV_USE_FS_FATFS config LV_USE_PNG bool "PNG decoder library" config LV_USE_BMP bool "BMP decoder library" config LV_USE_SJPG bool "JPG + split JPG decoder library" config LV_USE_GIF bool "GIF decoder library" config LV_USE_QRCODE bool "QR code library" config LV_USE_BARCODE bool "Barcode library" config LV_USE_FREETYPE bool "FreeType library" if LV_USE_FREETYPE menu "FreeType cache config" config LV_FREETYPE_CACHE_SIZE int "Memory used by FreeType to cache characters [bytes]" default 65535 config LV_FREETYPE_USE_LVGL_PORT bool "Let FreeType to use LVGL memory and file porting" default n config LV_FREETYPE_SBIT_CACHE bool "enable sbit cache" default n config LV_FREETYPE_CACHE_FT_FACES int "The maximum number of FT_Face(0: use defaults)" default 4 config LV_FREETYPE_CACHE_FT_SIZES int "The maximum number of FT_Size(0: use defaults)" default 4 endmenu endif config LV_USE_RLOTTIE bool "Lottie library" config LV_USE_FFMPEG bool "FFmpeg library" config LV_FFMPEG_DUMP_FORMAT bool "Dump format" depends on LV_USE_FFMPEG default n endmenu menu "Others" config LV_USE_SNAPSHOT bool "Enable API to take snapshot" default y if !LV_CONF_MINIMAL config LV_USE_MONKEY bool "Enable Monkey test" default n config LV_USE_GRIDNAV bool "Enable grid navigation" default n config LV_USE_FRAGMENT bool "Enable lv_obj fragment" default n config LV_USE_IMGFONT bool "draw img in label or span obj" default n config LV_IMGFONT_PATH_MAX_LEN int "Imgfont image file path maximum length" depends on LV_USE_IMGFONT default 64 config LV_IMGFONT_USE_IMG_CACHE_HEADER bool "Use img cache to buffer header information" depends on LV_USE_IMGFONT default n config LV_USE_MSG bool "Enable a published subscriber based messaging system" default n config LV_USE_IME_PINYIN bool "Enable Pinyin input method" default n config LV_IME_PINYIN_USE_K9_MODE bool "Enable Pinyin input method 9 key input mode" depends on LV_USE_IME_PINYIN default n config LV_IME_PINYIN_K9_CAND_TEXT_NUM int "Maximum number of candidate panels for 9-key input mode" depends on LV_IME_PINYIN_USE_K9_MODE default 3 config LV_IME_PINYIN_USE_DEFAULT_DICT bool "Use built-in Thesaurus" depends on LV_USE_IME_PINYIN default y help If you do not use the default thesaurus, be sure to use lv_ime_pinyin after setting the thesauruss config LV_IME_PINYIN_CAND_TEXT_NUM int "Maximum number of candidate panels" depends on LV_USE_IME_PINYIN default 6 help Set the maximum number of candidate panels that can be displayed. This needs to be adjusted according to the size of the screen. config LV_USE_FILE_EXPLORER bool "Enable file explorer" default n config LV_FILE_EXPLORER_PATH_MAX_LEN int "Maximum length of path" depends on LV_USE_FILE_EXPLORER default 128 config LV_FILE_EXPLORER_QUICK_ACCESS bool "Enable quick access bar" depends on LV_USE_FILE_EXPLORER default y help This can save some memory, but not much. After the quick access bar is created, it can be hidden by clicking the button at the top left corner of the browsing area, which is very useful for small screen devices. endmenu menu "Examples" config LV_BUILD_EXAMPLES bool "Enable the examples to be built" default y if !LV_CONF_MINIMAL endmenu menu "Demos" config LV_USE_DEMO_WIDGETS bool "Show some widget" default n config LV_DEMO_WIDGETS_SLIDESHOW bool "Enable slide show" depends on LV_USE_DEMO_WIDGETS default n config LV_USE_DEMO_KEYPAD_AND_ENCODER bool "Demonstrate the usage of encoder and keyboard" default n config LV_USE_DEMO_BENCHMARK bool "Benchmark your system" default n config LV_DEMO_BENCHMARK_RGB565A8 bool "Use RGB565A8 images with 16 bit color depth instead of ARGB8565" depends on LV_USE_DEMO_BENCHMARK default n config LV_USE_DEMO_STRESS bool "Stress test for LVGL" default n config LV_USE_DEMO_MUSIC bool "Music player demo" default n config LV_DEMO_MUSIC_SQUARE bool "Enable Square" depends on LV_USE_DEMO_MUSIC default n config LV_DEMO_MUSIC_LANDSCAPE bool "Enable Landscape" depends on LV_USE_DEMO_MUSIC default n config LV_DEMO_MUSIC_ROUND bool "Enable Round" depends on LV_USE_DEMO_MUSIC default n config LV_DEMO_MUSIC_LARGE bool "Enable Large" depends on LV_USE_DEMO_MUSIC default n config LV_DEMO_MUSIC_AUTO_PLAY bool "Enable Auto play" depends on LV_USE_DEMO_MUSIC default n config LV_USE_DEMO_FLEX_LAYOUT bool "Flex layout previewer" default n endmenu endmenu