ESP8266_LVGL/lv_port_arduino/lib/lvgl/Kconfig

# 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
        default y

    config LV_CONF_MINIMAL
        bool "LVGL minimal configuration."

    menu "Color settings"
        choice
            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_16_SWAP
            bool "Swap the 2 bytes of RGB565 color. Useful if the display has an 8-bit interface (e.g. SPI)."
            depends on LV_COLOR_DEPTH_16

        config LV_COLOR_SCREEN_TRANSP
            bool "Enable more complex drawing routines to manage screens transparency."
            depends on LV_COLOR_DEPTH_32
            help
                Can be used if the UI is above another layer, e.g. an OSD menu or video player.
                Requires `LV_COLOR_DEPTH = 32` colors and the screen's `bg_opa` should be set to
                non LV_OPA_COVER value

        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_mem_alloc()` and `lv_mem_free()`"

        config LV_MEM_SIZE_KILOBYTES
            int "Size of the memory used by `lv_mem_alloc` in kilobytes (>= 2kB)"
            range 2 128
            default 32
            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_DISP_DEF_REFR_PERIOD
            int "Default display refresh period (ms)."
            default 30
            help
                Can be changed in the display driver (`lv_disp_drv_t`).

        config LV_INDEV_DEF_READ_PERIOD
            int "Input device read period [ms]."
            default 30

        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_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_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_EXTERNAL_RENDERER
                bool

            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_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"
                select LV_USE_EXTERNAL_RENDERER
                default n
            config LV_GPU_SDL_INCLUDE_PATH
                string "include path of SDL header"
                depends on LV_USE_GPU_SDL
                default "SDL2/SDL.h"
        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_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
        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 in the right bottom corner."

            config LV_USE_MEM_MONITOR
                bool "Show the used memory and the memory fragmentation in the left bottom corner."
                depends on !LV_MEM_CUSTOM

            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)"

            config LV_FONT_CUSTOM
                bool "Enable the custom font"
            config LV_FONT_CUSTOM_DECLARE
                string "Header to include for the custom font"
                depends on LV_FONT_CUSTOM
        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.
    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."
            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_METER
            bool "Meter."
            default y if !LV_CONF_MINIMAL
        config LV_USE_MSGBOX
            bool "Msgbox."
            default y if !LV_CONF_MINIMAL
        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
        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
    endmenu

    menu "Themes"
        config LV_USE_THEME_DEFAULT
            bool "A simple, impressive and very complete theme"
            default y if !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_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
            int "File system on top of stdio API"
            default 0
        config LV_FS_STDIO_PATH
            string "Set the working directory"
            depends on LV_USE_FS_STDIO

        config LV_USE_FS_POSIX
            int "File system on top of posix API"
            default 0
        config LV_FS_POSIX_PATH
            string "Set the working directory"
            depends on LV_USE_FS_POSIX

        config LV_USE_FS_WIN32
            int "File system on top of Win32 API"
            default 0
        config LV_FS_WIN32_PATH
            string "Set the working directory"
            depends on LV_USE_FS_WIN32

        config LV_USE_FS_FATFS
            int "File system on top of FatFS"
            default 0

        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_FREETYPE
            bool "FreeType library"
        config LV_FREETYPE_CACHE_SIZE
            int "Memory used by FreeType to cache characters [bytes] (-1: no caching)"
            depends on LV_USE_FREETYPE
            default 16384

        config LV_USE_RLOTTIE
            bool "Lottie library"
    endmenu

    menu "Others"
        config LV_USE_SNAPSHOT
            bool "Enable API to take snapshot"
            default y if !LV_CONF_MINIMAL
    endmenu

    menu "Examples"
        config LV_BUILD_EXAMPLES
            bool "Enable the examples to be built"
            default y if !LV_CONF_MINIMAL
    endmenu

    config LV_BUILD_EXAMPLES
        bool "Enable the examples to be built with the library."
        default y

endmenu