# # 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 libray. 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 modul (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. endif # LV_VDB_DOUBLE config LV_ANTIALIAS bool "Anti aliasing of the screen" default n ---help--- Render everything in double size and filter to half to get a smoother result. You need to use double sized fonts and images to get the same result endif # LV_VDB_SIZE != 0 config LV_FONT_ANTIALIAS bool "Anti aliasing of fonts" default y ---help--- Downscale the fonts with a filter to get smoother letters. config LV_REFR_PERIOD int "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_READ_PERIOD int "Input device read period in milliseconds" default 50 config LV_INDEV_POINT_MARKER int "Mark the pressed points on the screen" default 0 config LV_INDEV_DRAG_LIMIT int "Drag limit in pixels" default 10 config LV_INDEV_DRAG_THROW int "Slow down ration when throwing on object by drag [%]" default 20 config LV_INDEV_LONG_PRESS_TIME int "Long press time [ms]" default 400 config LV_INDEV_LONG_PRESS_REP_TIME int "Repeated trigger period in long press [ms]" default 100 endmenu menu "Color settings" config LV_COLOR_DEPTH int "Color depth (8/16/24)" default 16 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_FILESYSTEM bool "Enable filesystem (required for images, lv_img)" default y endmenu menu "Theme usage" config USE_LV_THEME_TEMPL bool "Use Template theme: just for test" default n config USE_LV_THEME_DEFAULT bool "Use Default theme: uses the built-in style" default n config USE_LV_THEME_ALIEN bool "Use Alien theme: dark futuristic theme" default n config USE_LV_THEME_NIGHT bool "Use Night theme: dark elegant theme" default n config USE_LV_THEME_MONO bool "Use Mono theme: mono color theme" default n config USE_LV_THEME_MATERIAL bool "Use Mono theme: material theme with bold colors" default n config USE_LV_THEME_ZEN bool "Use Mono theme: light, peaceful theme" default n endmenu menu "Font usage" # 10 PX FONTS config USE_LV_FONT_DEJAVU_10 bool "Dejavu 10 px" default n config USE_LV_FONT_DEJAVU_10_SUP bool "Dejavu 10 px - latin supplement" default n config USE_LV_FONT_DEJAVU_10_LATIN_EXT_A bool "Dejavu 10 px - latin extended A" default n config USE_LV_FONT_DEJAVU_10_LATIN_EXT_B bool "Dejavu 10 px - latin extanded B" default n config USE_LV_FONT_DEJAVU_10_CYRILLIC bool "Dejavu 10 px - cyrillic" default n config USE_LV_FONT_SYMBOL_10_BASIC bool "Symbol 10 px - basic" default n config USE_LV_FONT_SYMBOL_10_FILE bool "Symbol 10 px - file" default n config USE_LV_FONT_SYMBOL_10_FEEDBACK bool "Symbol 10 px - feedback" default n #20 PX FONTS config USE_LV_FONT_DEJAVU_20 bool "Dejavu 20 px" default n config USE_LV_FONT_DEJAVU_20_SUP bool "Dejavu 20 px - latin supplement" default n config USE_LV_FONT_DEJAVU_20_LATIN_EXT_A bool "Dejavu 20 px - latin extended A" default n config USE_LV_FONT_DEJAVU_20_LATIN_EXT_B bool "Dejavu 20 px - latin extanded B" default n config USE_LV_FONT_DEJAVU_20_CYRILLIC bool "Dejavu 20 px - cyrillic" default n config USE_LV_FONT_SYMBOL_20_BASIC bool "Symbol 20 px - basic" default n config USE_LV_FONT_SYMBOL_20_FILE bool "Symbol 20 px - file" default n config USE_LV_FONT_SYMBOL_20_FEEDBACK bool "Symbol 20 px - feedback" default n #30 PX FONTS config USE_LV_FONT_DEJAVU_30 bool "Dejavu 30 px" default n config USE_LV_FONT_DEJAVU_30_SUP bool "Dejavu 30 px - latin supplement" default n config USE_LV_FONT_DEJAVU_30_LATIN_EXT_A bool "Dejavu 30 px - latin extended A" default n config USE_LV_FONT_DEJAVU_30_LATIN_EXT_B bool "Dejavu 30 px - latin extended B" default n config USE_LV_FONT_DEJAVU_30_CYRILLIC bool "Dejavu 30 px - cyrillic" default n config USE_LV_FONT_SYMBOL_30_BASIC bool "Symbol 30 px - basic" default n config USE_LV_FONT_SYMBOL_30_FILE bool "Symbol 30 px - file" default n config USE_LV_FONT_SYMBOL_30_FEEDBACK bool "Symbol 30 px - feedback" default n #40 PX FONTS config USE_LV_FONT_DEJAVU_40 bool "Dejavu 40 px" default y config USE_LV_FONT_DEJAVU_40_SUP bool "Dejavu 40 px - latin supplement" default n config USE_LV_FONT_DEJAVU_40_LATIN_EXT_A bool "Dejavu 40 px - latin extended A" default n config USE_LV_FONT_DEJAVU_40_LATIN_EXT_B bool "Dejavu 40 px - latin extended B" default n config USE_LV_FONT_DEJAVU_40_CYRILLIC bool "Dejavu 40 px - cyrillic" default n config USE_LV_FONT_SYMBOL_40_BASIC bool "Symbol 40 px - basic" default n config USE_LV_FONT_SYMBOL_40_FILE bool "Symbol 40 px - file" default n config USE_LV_FONT_SYMBOL_40_FEEDBACK bool "Symbol 40 px - feedback" default n #60 PX FONTS config USE_LV_FONT_DEJAVU_60 bool "Dejavu 60 px" default n config USE_LV_FONT_DEJAVU_60_SUP bool "Dejavu 60 px - latin supplement" default n config USE_LV_FONT_DEJAVU_60_LATIN_EXT_A bool "Dejavu 60 px - latin extended A" default n config USE_LV_FONT_DEJAVU_60_LATIN_EXT_B bool "Dejavu 60 px - latin extanded B" default n config USE_LV_FONT_DEJAVU_60_CYRILLIC bool "Dejavu 60 px - cyrillic" default n config USE_LV_FONT_SYMBOL_60_BASIC bool "Symbol 60 px - basic" default n config USE_LV_FONT_SYMBOL_60_FILE bool "Symbol 60 px - file" default n config USE_LV_FONT_SYMBOL_60_FEEDBACK bool "Symbol 60 px - feedback" default n #80 PX FONTS config USE_LV_FONT_DEJAVU_80 bool "Dejavu 80 px" default n config USE_LV_FONT_DEJAVU_80_SUP bool "Dejavu 80 px - latin supplement" default n config USE_LV_FONT_DEJAVU_80_LATIN_EXT_A bool "Dejavu 80 px - latin extended A" default n config USE_LV_FONT_DEJAVU_80_LATIN_EXT_B bool "Dejavu 80 px - latin extended B" default n config USE_LV_FONT_DEJAVU_80_CYRILLIC bool "Dejavu 80 px - cyrillic" default n config USE_LV_FONT_SYMBOL_80_BASIC bool "Symbol 80 px - basic" default n config USE_LV_FONT_SYMBOL_80_FILE bool "Symbol 80 px - file" default n config USE_LV_FONT_SYMBOL_80_FEEDBACK bool "Symbol 80 px - feedback" default n endmenu menu "Base object settings" config LV_OBJ_FREE_PTR bool "Free pointer enable/disable" default y endmenu menu "Object type usage settings" config USE_LV_LABEL bool "Label usage" default y config USE_LV_IMG bool "Image usage" default y config USE_LV_LINE bool "Line usage" default y config USE_LV_CONT bool "Container usage" default y config USE_LV_PAGE bool "Page usage" default y config USE_LV_WIN bool "Window usage" default y config USE_LV_TABVIEW bool "Tabview usage" default y config USE_LV_BAR bool "Bar usage" default y config USE_LV_LMETER bool "Line meter usage" default y config USE_LV_CHART bool "Chart usage" default y config USE_LV_LED bool "LED usage" default y config USE_LV_MBOX bool "Messagebox usage" default y config USE_LV_TA bool "Text area usage" default y config USE_LV_BTN bool "Button usage" default y config USE_LV_BTNM bool "Button matrix usage" default y config USE_LV_KB bool "Keyboard" default y config USE_LV_CB bool "Chekbox usage" default y config USE_LV_SW bool "Switch usage" default y config USE_LV_LIST bool "List usage" default y config USE_LV_DDLIST bool "Drop down list usage" default y config USE_LV_ROLLER bool "Roller usage" default y config USE_LV_SLIDER bool "Slider usage" default y endmenu endif # GRAPHICS_LVGL