# # For a description of the syntax of this configuration file, # see the file kconfig-language.txt in the NuttX tools repository. # menuconfig GRAPHICS_LVGL bool "Littlev Graphic Library (LVGL)" default n ---help--- Enable support for the LVGL GUI library. if GRAPHICS_LVGL config LV_MEM_SIZE int "Heap size of the graphics library" default 32768 ---help--- The size of a memory pool where the grapohisc library dynamically allocates data menu "Graphics settings" config LV_HOR_RES int "Horizontal resolution." default 320 ---help--- Number of pixels in horizontally. config LV_VER_RES int "Vertical resolution." default 240 ---help--- Number of pixels vertically. Double it if anti aliasing is used config LV_DPI int "DPI (px/inch)" default 100 ---help--- Number of pixels in 1 inch config LV_VDB_SIZE int "Size of the internal graphics buffer (VDB) (0: no buffering)" default 10240 if LV_VDB_SIZE != 0 config LV_VDB_ADR int "Internal buffer's (VDB) memory address. 0: allocate automatically" default 0 ---help--- You can place the graphics buffer int a specific memory location. E.g. into a mapped external RAM Zero to allocate automatically into the RAM Note: it's slower to access the data from a external memory config LV_VDB_DOUBLE bool "Use 2 internal buffers. One to render and an other to flush data to frame buffer in background" default n ---help--- Enable to use one buffer for rendering an other to flush the ready content to the frame buffer. The flushing should be done by a hardware module (e.g. DMA) to make rendering and flushing parallel if LV_VDB_DOUBLE config LV_VDB2_ADR int "Second internal buffer's (VDB) memory address. 0: allocate automatically" default 0 ---help--- Similarly to LV_VDB_ADR. the second VDB address can be specified as well. config LV_VDB_TRUE_DOUBLE_BUFFERED bool "Use true double buffering" default 0 endif # LV_VDB_DOUBLE config LV_ANTIALIAS bool "Anti aliasing of the screen" default n endif # LV_VDB_SIZE != 0 config LV_DISP_DEF_REFR_PERIOD int "Default refresh period in milliseconds" default 50 ---help--- The graphics library will check for invalid areas an refresh them with this period time config LV_INV_FIFO_SIZE int "Average number of object on the screen" default 32 ---help--- If too much area is invalidated (greater then this number) then the whole screen will be refreshed endmenu menu "Input device settings" config LV_INDEV_DEF_READ_PERIOD int "Input device default read period in milliseconds" default 50 config LV_INDEV_POINT_MARKER int "Mark the pressed points on the screen" default 0 config LV_INDEV_DEF_DRAG_LIMIT int "Default drag limit in pixels" default 10 config LV_INDEV_DEF_DRAG_THROW int "Default slow down ration when throwing on object by drag [%]" default 20 config LV_INDEV_DEF_LONG_PRESS_TIME int "Default long press time [ms]" default 400 config LV_INDEV_DEF_LONG_PRESS_REP_TIME int "Default repeated trigger period in long press [ms]" default 100 endmenu menu "Color settings" config LV_COLOR_DEPTH int "Color depth (8/16/32)" default 16 config LV_COLOR_16_SWAP bool "Swap the 2 bytes of RGB565 color" depends on LV_COLOR_DEPTH = 16 default 0 config LV_COLOR_SCREEN_TRANSP bool "Enable screen transparency.(If disabled, 32-bit color depth fall to 24-bit)" default 0 config LV_COLOR_TRANSP hex "Chroma key color (pixels with this color will be transparent on images)" default 0x00ff00 endmenu menu "Text (font) settings" config LV_TXT_UTF8 bool "Unicode support" default n config LV_TXT_BREAK_CHARS string "Characters where the words/line cab be wrapped" default " ,.;:-_" endmenu menu "Feature usage" config USE_LV_ANIMATION bool "Enable animations" default y config USE_LV_SHADOW bool "Enable shadows" default y config USE_LV_GROUP bool "Enable object groups (for keyboard)" default y config USE_LV_GPU bool "Enable GPU (hardware acceleration) API" default y config USE_LV_REAL_DRAW bool "Enable function which draws directly to the frame buffer instead of VDB" default y config USE_LV_FILESYSTEM bool "Enable filesystem (required for images, lv_img)" default y config USE_LV_MULTI_LANG int "Number of languages for labels to store (0 to disable)" default 0 endmenu menu "Log usage" config USE_LV_LOG bool "Enable/disable the log module" default n choice prompt "Log level" depends on USE_LV_LOG default LV_LOG_LEVEL_WARN config LV_LOG_LEVEL_TRACE bool "Trace" config LV_LOG_LEVEL_INFO bool "Info" config LV_LOG_LEVEL_WARN bool "Warn" config LV_LOG_LEVEL_ERROR bool "Error" endchoice config LV_LOG_PRINTF bool "Use printf() for logging" depends on USE_LV_LOG default y endmenu menu "Theme usage" config LV_THEME_LIVE_UPDATE bool "Allow theme switching at run time. Uses 8..10 kB of RAM" default n config LV_USE_THEME_TEMPL bool "Use Template theme: just for test" default n config LV_USE_THEME_DEFAULT bool "Use Default theme: uses the built-in style" default n config LV_USE_THEME_ALIEN bool "Use Alien theme: dark futuristic theme" default n config LV_USE_THEME_NIGHT bool "Use Night theme: dark elegant theme" default n config LV_USE_THEME_MONO bool "Use Mono theme: mono color theme" default n config LV_USE_THEME_MATERIAL bool "Use Material theme: material theme with bold colors" default n config LV_USE_THEME_ZEN bool "Use Zen theme: light, peaceful theme" default n config LV_USE_THEME_NEMO bool "Use Nemo theme: Water-like theme based on the movie 'Finding Nemo'" default n endmenu menu "Font usage" config USE_LV_FONT_ROBOTO_12 bool "Roboto 12 px" default n config USE_LV_FONT_ROBOTO_16 bool "Roboto 16 px" default y config USE_LV_FONT_ROBOTO_22 bool "Roboto 22 px" default n config USE_LV_FONT_ROBOTO_28 bool "Roboto 28 px" default n config USE_LV_FONT_UNSCII_8 bool "Monospace 8 px" default n choice prompt "Default Font" default LV_FONT_DEFAULT_ROBOTO_16 config LV_FONT_DEFAULT_ROBOTO_12 bool "Roboto 12 px" depends on USE_LV_FONT_ROBOTO_12 != 0 config LV_FONT_DEFAULT_ROBOTO_16 bool "Roboto 16 px" depends on USE_LV_FONT_ROBOTO_16 != 0 config LV_FONT_DEFAULT_ROBOTO_22 bool "Roboto 22 px" depends on USE_LV_FONT_ROBOTO_22 != 0 config LV_FONT_DEFAULT_ROBOTO_28 bool "Roboto 28 px" depends on USE_LV_FONT_ROBOTO_28 != 0 config LV_FONT_DEFAULT_UNSCII_8 bool "Monospace 8 px" depends on USE_LV_FONT_UNSCII_8 != 0 endchoice endmenu menu "Base object settings" config LV_OBJ_REALIGN bool "Enable `lv_obj_realaign()` based on `lv_obj_align()` parameters" default y endmenu menu "Object type usage settings" config USE_LV_LABEL bool "Label usage" default y config LV_LABEL_SCROLL_SPEED int "Hor, or ver. scroll speed [px/sec] in 'LV_LABEL_LONG_SCROLL/ROLL' mode" depends on USE_LV_LABEL default 25 config USE_LV_IMG bool "Image usage" default y config LV_IMG_CF_INDEXED bool "Enable indexed (palette) images" depends on USE_LV_IMG default y config LV_IMG_CF_ALPHA bool "Enable alpha indexed images" depends on USE_LV_IMG default y config USE_LV_LINE bool "Line usage" default y config USE_LV_ARC bool "Arc usage" default y config USE_LV_CONT bool "Container usage" default y config USE_LV_PAGE depends on USE_LV_CONT bool "Page usage" default y config USE_LV_WIN depends on USE_LV_PAGE && USE_LV_LABEL && USE_LV_IMG && USE_LV_BTN bool "Window usage" default y config USE_LV_TABVIEW depends on USE_LV_PAGE && USE_LV_BTNM bool "Tabview usage" default y config LV_TABVIEW_ANIM_TIME int "Time of slide animation [ms] (0: no animation)" depends on USE_LV_TABVIEW default 300 config USE_LV_TILEVIEW depends on USE_LV_CONT && USE_LV_PAGE bool "Tileview usage" default y config LV_TILEVIEW_ANIM_TIME int "Time of slide animation [ms] (0: no animation)" depends on USE_LV_TILEVIEW default 300 config USE_LV_BAR bool "Bar usage" default y config USE_LV_LMETER depends on USE_LV_BAR bool "Line meter usage" default y config USE_LV_GAUGE depends on USE_LV_BAR && USE_LV_LMETER bool "Gauge usage" default y config USE_LV_CHART bool "Chart usage" default y config LV_CHART_AXIS_TICK_LABEL_MAX_LEN depends on USE_LV_CHART int "Chart axis tick label max length" default 20 config USE_LV_TABLE bool "Table usage" depends on USE_LV_LABEL default y config LV_TABLE_COL_MAX int "Maximum number of table columns" depends on USE_LV_TABLE default 12 config USE_LV_LED bool "LED usage" default y config USE_LV_MBOX bool "Messagebox usage" depends on USE_LV_BTNM && USE_LV_LABEL default y config USE_LV_TA bool "Text area usage" depends on USE_LV_LABEL && USE_LV_PAGE default y config USE_LV_SPINBOX bool "Spinbox usage" depends on USE_LV_TA default y config USE_LV_CALENDAR bool "Calendar usage" default y config USE_LV_PRELOAD bool "Preload usage" depends on USE_LV_ARC default y config LV_PRELOAD_DEF_ARC_LENGTH int "Degrees of arc length (default)" range 0 360 depends on USE_LV_PRELOAD default 60 config LV_PRELOAD_DEF_SPIN_TIME int "Time (ms) preload spins (default)" depends on USE_LV_PRELOAD default 1000 choice prompt "Default preload animation" depends on USE_LV_PRELOAD default LV_PRELOAD_DEF_ANIM_SPINNING_ARC config LV_PRELOAD_DEF_ANIM_SPINNING_ARC bool "Spinning Arc" config LV_PRELOAD_DEF_ANIM_FILLSPIN_ARC bool "Fillspin Arc" endchoice config USE_LV_CANVAS bool "Canvas usage" depends on USE_LV_IMG default n config USE_LV_BTN bool "Button usage" depends on USE_LV_CONT default y config LV_BTN_INK_EFFECT bool "Enable button-state animations" depends on USE_LV_BTN && USE_LV_ANIMATION default y config USE_LV_IMGBTN depends on USE_LV_BTN bool "Image button usage" default y config LV_IMGBTN_TILED bool "Tiled image button" depends on USE_LV_IMGBTN ---help--- The imgbtn requires left, mid and right parts and the width can be set freely config USE_LV_BTNM bool "Button matrix usage" default y config USE_LV_KB bool "Keyboard" depends on USE_LV_BTNM default y config USE_LV_CB bool "Chekbox usage" depends on USE_LV_BTN default y config USE_LV_SW bool "Switch usage" depends on USE_LV_BTN default y config USE_LV_LIST bool "List usage" depends on USE_LV_BTN && USE_LV_PAGE default y config USE_LV_DDLIST bool "Drop down list usage" depends on USE_LV_PAGE && USE_LV_LABEL default y config USE_LV_ROLLER bool "Roller usage" depends on USE_LV_DDLIST default y config USE_LV_SLIDER bool "Slider usage" depends on USE_LV_BAR default y endmenu endif # GRAPHICS_LVGL