1# Kconfig file for LVGL v8.0 2 3if LVGL 4menu "LVGL configuration" 5 6 # Define CONFIG_LV_CONF_SKIP so we can use LVGL 7 # without lv_conf.h file, the lv_conf_internal.h and 8 # lv_conf_kconfig.h files are used instead. 9 config LV_CONF_SKIP 10 bool "Check this to not use lv_conf.h" 11 default n 12 13 config LV_CONF_MINIMAL 14 bool "LVGL minimal configuration." 15 16 menu "Color settings" 17 choice LV_COLOR_DEPTH 18 prompt "Color depth." 19 default LV_COLOR_DEPTH_16 20 help 21 Color depth to be used. 22 23 config LV_COLOR_DEPTH_32 24 bool "32: ARGB8888" 25 config LV_COLOR_DEPTH_16 26 bool "16: RGB565" 27 config LV_COLOR_DEPTH_8 28 bool "8: RGB232" 29 config LV_COLOR_DEPTH_1 30 bool "1: 1 byte per pixel" 31 endchoice 32 33 config LV_COLOR_DEPTH 34 int 35 default 1 if LV_COLOR_DEPTH_1 36 default 8 if LV_COLOR_DEPTH_8 37 default 16 if LV_COLOR_DEPTH_16 38 default 32 if LV_COLOR_DEPTH_32 39 40 config LV_COLOR_16_SWAP 41 bool "Swap the 2 bytes of RGB565 color. Useful if the display has an 8-bit interface (e.g. SPI)." 42 depends on LV_COLOR_DEPTH_16 43 44 config LV_COLOR_SCREEN_TRANSP 45 bool "Enable more complex drawing routines to manage screens transparency." 46 help 47 Can be used if the UI is above another layer, e.g. an OSD menu or video player. 48 The screen's `bg_opa` should be set to non LV_OPA_COVER value 49 50 config LV_COLOR_MIX_ROUND_OFS 51 int "Adjust color mix functions rounding" 52 default 128 if !LV_COLOR_DEPTH_32 53 default 0 if LV_COLOR_DEPTH_32 54 range 0 254 55 help 56 0: no adjustment, get the integer part of the result (round down) 57 64: round up from x.75 58 128: round up from half 59 192: round up from x.25 60 254: round up 61 62 config LV_COLOR_CHROMA_KEY_HEX 63 hex "Images pixels with this color will not be drawn (if they are chroma keyed)." 64 range 0x000000 0xFFFFFF 65 default 0x00FF00 66 help 67 See misc/lv_color.h for some color values examples. 68 endmenu 69 70 menu "Memory settings" 71 config LV_MEM_CUSTOM 72 bool "If true use custom malloc/free, otherwise use the built-in `lv_mem_alloc()` and `lv_mem_free()`" 73 74 config LV_MEM_SIZE_KILOBYTES 75 int "Size of the memory used by `lv_mem_alloc` in kilobytes (>= 2kB)" 76 range 2 128 77 default 32 78 depends on !LV_MEM_CUSTOM 79 80 config LV_MEM_ADDR 81 hex "Address for the memory pool instead of allocating it as a normal array" 82 default 0x0 83 depends on !LV_MEM_CUSTOM 84 85 config LV_MEM_CUSTOM_INCLUDE 86 string "Header to include for the custom memory function" 87 default "stdlib.h" 88 depends on LV_MEM_CUSTOM 89 90 config LV_MEM_BUF_MAX_NUM 91 int "Number of the memory buffer" 92 default 16 93 help 94 Number of the intermediate memory buffer used during rendering and other 95 internal processing mechanisms. You will see an error log message if 96 there wasn't enough buffers. 97 98 config LV_MEMCPY_MEMSET_STD 99 bool "Use the standard memcpy and memset instead of LVGL's own functions" 100 endmenu 101 102 menu "HAL Settings" 103 config LV_DISP_DEF_REFR_PERIOD 104 int "Default display refresh period (ms)." 105 default 30 106 help 107 Can be changed in the display driver (`lv_disp_drv_t`). 108 109 config LV_INDEV_DEF_READ_PERIOD 110 int "Input device read period [ms]." 111 default 30 112 113 config LV_TICK_CUSTOM 114 bool "Use a custom tick source" 115 116 config LV_TICK_CUSTOM_INCLUDE 117 string "Header for the system time function" 118 default "Arduino.h" 119 depends on LV_TICK_CUSTOM 120 121 config LV_DPI_DEF 122 int "Default Dots Per Inch (in px)." 123 default 130 124 help 125 Used to initialize default sizes such as widgets sized, style paddings. 126 (Not so important, you can adjust it to modify default sizes and spaces) 127 endmenu 128 129 menu "Feature configuration" 130 131 menu "Drawing" 132 config LV_DRAW_COMPLEX 133 bool "Enable complex draw engine" 134 default y 135 help 136 Required to draw shadow, gradient, rounded corners, circles, arc, skew lines, 137 image transformations or any masks. 138 139 config LV_SHADOW_CACHE_SIZE 140 int "Allow buffering some shadow calculation" 141 depends on LV_DRAW_COMPLEX 142 default 0 143 help 144 LV_SHADOW_CACHE_SIZE is the max shadow size to buffer, where 145 shadow size is `shadow_width + radius`. 146 Caching has LV_SHADOW_CACHE_SIZE^2 RAM cost. 147 148 config LV_CIRCLE_CACHE_SIZE 149 int "Set number of maximally cached circle data" 150 depends on LV_DRAW_COMPLEX 151 default 4 152 help 153 The circumference of 1/4 circle are saved for anti-aliasing 154 radius * 4 bytes are used per circle (the most often used 155 radiuses are saved). 156 Set to 0 to disable caching. 157 158 config LV_LAYER_SIMPLE_BUF_SIZE 159 int "Optimal size to buffer the widget with opacity" 160 default 24576 161 help 162 "Simple layers" are used when a widget has `style_opa < 255` 163 to buffer the widget into a layer and blend it as an image 164 with the given opacity. Note that `bg_opa`, `text_opa` etc 165 don't require buffering into layer. 166 167 config LV_IMG_CACHE_DEF_SIZE 168 int "Default image cache size. 0 to disable caching." 169 default 0 170 help 171 If only the built-in image formats are used there is no real advantage of caching. 172 (I.e. no new image decoder is added). 173 174 With complex image decoders (e.g. PNG or JPG) caching can 175 save the continuous open/decode of images. 176 However the opened images might consume additional RAM. 177 178 config LV_GRADIENT_MAX_STOPS 179 int "Number of stops allowed per gradient." 180 default 2 181 help 182 Increase this to allow more stops. 183 This adds (sizeof(lv_color_t) + 1) bytes per additional stop 184 185 config LV_GRAD_CACHE_DEF_SIZE 186 int "Default gradient buffer size." 187 default 0 188 help 189 When LVGL calculates the gradient "maps" it can save them into a cache to avoid calculating them again. 190 LV_GRAD_CACHE_DEF_SIZE sets the size of this cache in bytes. 191 If the cache is too small the map will be allocated only while it's required for the drawing. 192 0 mean no caching. 193 194 config LV_DITHER_GRADIENT 195 bool "Allow dithering the gradients" 196 help 197 Allow dithering the gradients (to achieve visual smooth color gradients on limited color depth display) 198 LV_DITHER_GRADIENT implies allocating one or two more lines of the object's rendering surface 199 The increase in memory consumption is (32 bits * object width) plus 24 bits * object width if using error diffusion 200 201 config LV_DITHER_ERROR_DIFFUSION 202 bool "Add support for error diffusion dithering" 203 depends on LV_DITHER_GRADIENT 204 help 205 Error diffusion dithering gets a much better visual result, but implies more CPU consumption and memory when drawing. 206 The increase in memory consumption is (24 bits * object's width) 207 208 config LV_DISP_ROT_MAX_BUF 209 int "Maximum buffer size to allocate for rotation" 210 default 10240 211 help 212 Only used if software rotation is enabled in the display driver. 213 endmenu 214 215 menu "GPU" 216 config LV_USE_GPU_ARM2D 217 bool "Enable Arm's 2D image processing library (Arm-2D) for all Cortex-M processors." 218 default n 219 help 220 Must deploy arm-2d library to your project and add include PATH for "arm_2d.h". 221 222 config LV_USE_GPU_STM32_DMA2D 223 bool "Enable STM32 DMA2D (aka Chrom Art) GPU." 224 config LV_GPU_DMA2D_CMSIS_INCLUDE 225 string "include path of CMSIS header of target processor" 226 depends on LV_USE_GPU_STM32_DMA2D 227 default "" 228 help 229 Must be defined to include path of CMSIS header of target processor 230 e.g. "stm32f769xx.h" or "stm32f429xx.h" 231 232 config LV_USE_GPU_RA6M3_G2D 233 bool "Enable RA6M3 G2D GPU." 234 config LV_GPU_RA6M3_G2D_INCLUDE 235 string "include path of target processor" 236 depends on LV_USE_GPU_RA6M3_G2D 237 default "hal_data.h" 238 help 239 Must be defined to include path of target processor 240 e.g. "hal_data.h" 241 242 config LV_USE_GPU_SWM341_DMA2D 243 bool "Enable SWM341 DMA2D GPU." 244 config LV_GPU_SWM341_DMA2D_INCLUDE 245 string "include path of CMSIS header of target processor" 246 depends on LV_USE_GPU_SWM341_DMA2D 247 default "SWM341.h" 248 help 249 Must be defined to include path of CMSIS header of target processor 250 e.g. "SWM341.h" 251 252 config LV_USE_GPU_NXP_PXP 253 bool "Use NXP's PXP GPU iMX RTxxx platforms." 254 config LV_USE_GPU_NXP_PXP_AUTO_INIT 255 bool "Call lv_gpu_nxp_pxp_init() automatically or manually." 256 depends on LV_USE_GPU_NXP_PXP 257 help 258 1: Add default bare metal and FreeRTOS interrupt handling 259 routines for PXP (lv_gpu_nxp_pxp_osa.c) and call 260 lv_gpu_nxp_pxp_init() automatically during lv_init(). 261 Note that symbol SDK_OS_FREE_RTOS has to be defined in order 262 to use FreeRTOS OSA, otherwise bare-metal implementation is 263 selected. 264 0: lv_gpu_nxp_pxp_init() has to be called manually before 265 lv_init(). 266 267 config LV_USE_GPU_NXP_VG_LITE 268 bool "Use NXP's VG-Lite GPU iMX RTxxx platforms." 269 270 config LV_USE_GPU_SDL 271 bool "Use SDL renderer API" 272 default n 273 config LV_GPU_SDL_INCLUDE_PATH 274 string "include path of SDL header" 275 depends on LV_USE_GPU_SDL 276 default "SDL2/SDL.h" 277 config LV_GPU_SDL_LRU_SIZE 278 int "Maximum buffer size to allocate for rotation" 279 depends on LV_USE_GPU_SDL 280 default 8388608 281 help 282 Texture cache size, 8MB by default. 283 endmenu 284 285 menu "Logging" 286 config LV_USE_LOG 287 bool "Enable the log module" 288 289 choice 290 bool "Default log verbosity" if LV_USE_LOG 291 default LV_LOG_LEVEL_WARN 292 help 293 Specify how important log should be added. 294 295 config LV_LOG_LEVEL_TRACE 296 bool "A lot of logs to give detailed information" 297 config LV_LOG_LEVEL_INFO 298 bool "Log important events" 299 config LV_LOG_LEVEL_WARN 300 bool "Log if something unwanted happened but didn't cause a problem" 301 config LV_LOG_LEVEL_ERROR 302 bool "Only critical issues, when the system may fail" 303 config LV_LOG_LEVEL_USER 304 bool "Only logs added by the user" 305 config LV_LOG_LEVEL_NONE 306 bool "Do not log anything" 307 endchoice 308 309 config LV_LOG_LEVEL 310 int 311 default 0 if LV_LOG_LEVEL_TRACE 312 default 1 if LV_LOG_LEVEL_INFO 313 default 2 if LV_LOG_LEVEL_WARN 314 default 3 if LV_LOG_LEVEL_ERROR 315 default 4 if LV_LOG_LEVEL_USER 316 default 5 if LV_LOG_LEVEL_NONE 317 318 config LV_LOG_PRINTF 319 bool "Print the log with 'printf'" if LV_USE_LOG 320 help 321 Use printf for log output. 322 If not set the user needs to register a callback with `lv_log_register_print_cb`. 323 324 config LV_LOG_TRACE_MEM 325 bool "Enable/Disable LV_LOG_TRACE in mem module" 326 default y 327 depends on LV_USE_LOG 328 329 config LV_LOG_TRACE_TIMER 330 bool "Enable/Disable LV_LOG_TRACE in timer module" 331 default y 332 depends on LV_USE_LOG 333 334 config LV_LOG_TRACE_INDEV 335 bool "Enable/Disable LV_LOG_TRACE in indev module" 336 default y 337 depends on LV_USE_LOG 338 339 config LV_LOG_TRACE_DISP_REFR 340 bool "Enable/Disable LV_LOG_TRACE in disp refr module" 341 default y 342 depends on LV_USE_LOG 343 344 config LV_LOG_TRACE_EVENT 345 bool "Enable/Disable LV_LOG_TRACE in event module" 346 default y 347 depends on LV_USE_LOG 348 349 config LV_LOG_TRACE_OBJ_CREATE 350 bool "Enable/Disable LV_LOG_TRACE in obj create module" 351 default y 352 depends on LV_USE_LOG 353 354 config LV_LOG_TRACE_LAYOUT 355 bool "Enable/Disable LV_LOG_TRACE in layout module" 356 default y 357 depends on LV_USE_LOG 358 359 config LV_LOG_TRACE_ANIM 360 bool "Enable/Disable LV_LOG_TRACE in anim module" 361 default y 362 depends on LV_USE_LOG 363 endmenu 364 365 menu "Asserts" 366 config LV_USE_ASSERT_NULL 367 bool "Check if the parameter is NULL. (Very fast, recommended)" 368 default y if !LV_CONF_MINIMAL 369 370 config LV_USE_ASSERT_MALLOC 371 bool "Checks if the memory is successfully allocated or no. (Very fast, recommended)" 372 default y if !LV_CONF_MINIMAL 373 374 config LV_USE_ASSERT_STYLE 375 bool "Check if the styles are properly initialized. (Very fast, recommended)" 376 377 config LV_USE_ASSERT_MEM_INTEGRITY 378 bool "Check the integrity of `lv_mem` after critical operations. (Slow)" 379 380 config LV_USE_ASSERT_OBJ 381 bool "Check NULL, the object's type and existence (e.g. not deleted). (Slow)." 382 383 config LV_ASSERT_HANDLER_INCLUDE 384 string "Header to include for the custom assert function" 385 default "assert.h" 386 endmenu 387 388 menu "Others" 389 config LV_USE_PERF_MONITOR 390 bool "Show CPU usage and FPS count." 391 392 choice 393 prompt "Performance monitor position." 394 depends on LV_USE_PERF_MONITOR 395 default LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT 396 397 config LV_PERF_MONITOR_ALIGN_TOP_LEFT 398 bool "Top left" 399 config LV_PERF_MONITOR_ALIGN_TOP_MID 400 bool "Top middle" 401 config LV_PERF_MONITOR_ALIGN_TOP_RIGHT 402 bool "Top right" 403 config LV_PERF_MONITOR_ALIGN_BOTTOM_LEFT 404 bool "Bottom left" 405 config LV_PERF_MONITOR_ALIGN_BOTTOM_MID 406 bool "Bottom middle" 407 config LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT 408 bool "Bottom right" 409 config LV_PERF_MONITOR_ALIGN_LEFT_MID 410 bool "Left middle" 411 config LV_PERF_MONITOR_ALIGN_RIGHT_MID 412 bool "Right middle" 413 config LV_PERF_MONITOR_ALIGN_CENTER 414 bool "Center" 415 endchoice 416 417 config LV_USE_MEM_MONITOR 418 bool "Show the used memory and the memory fragmentation." 419 depends on !LV_MEM_CUSTOM 420 421 choice 422 prompt "Memory monitor position." 423 depends on LV_USE_MEM_MONITOR 424 default LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT 425 426 config LV_MEM_MONITOR_ALIGN_TOP_LEFT 427 bool "Top left" 428 config LV_MEM_MONITOR_ALIGN_TOP_MID 429 bool "Top middle" 430 config LV_MEM_MONITOR_ALIGN_TOP_RIGHT 431 bool "Top right" 432 config LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT 433 bool "Bottom left" 434 config LV_MEM_MONITOR_ALIGN_BOTTOM_MID 435 bool "Bottom middle" 436 config LV_MEM_MONITOR_ALIGN_BOTTOM_RIGHT 437 bool "Bottom right" 438 config LV_MEM_MONITOR_ALIGN_LEFT_MID 439 bool "Left middle" 440 config LV_MEM_MONITOR_ALIGN_RIGHT_MID 441 bool "Right middle" 442 config LV_MEM_MONITOR_ALIGN_CENTER 443 bool "Center" 444 endchoice 445 446 config LV_USE_REFR_DEBUG 447 bool "Draw random colored rectangles over the redrawn areas." 448 449 config LV_SPRINTF_CUSTOM 450 bool "Change the built-in (v)snprintf functions" 451 452 config LV_SPRINTF_INCLUDE 453 string "Header to include for the custom sprintf function" 454 depends on LV_SPRINTF_CUSTOM 455 default "stdio.h" 456 457 config LV_SPRINTF_USE_FLOAT 458 bool "Enable float in built-in (v)snprintf functions" 459 depends on !LV_SPRINTF_CUSTOM 460 461 config LV_USE_USER_DATA 462 bool "Add a 'user_data' to drivers and objects." 463 default y 464 465 config LV_ENABLE_GC 466 bool "Enable garbage collector" 467 468 config LV_GC_INCLUDE 469 string "Header to include for the garbage collector related things" 470 depends on LV_ENABLE_GC 471 default "gc.h" 472 endmenu 473 474 menu "Compiler settings" 475 config LV_BIG_ENDIAN_SYSTEM 476 bool "For big endian systems set to 1" 477 478 config LV_ATTRIBUTE_MEM_ALIGN_SIZE 479 int "Required alignment size for buffers" 480 default 1 481 482 config LV_ATTRIBUTE_FAST_MEM_USE_IRAM 483 bool "Set IRAM as LV_ATTRIBUTE_FAST_MEM" 484 help 485 Set this option to configure IRAM as LV_ATTRIBUTE_FAST_MEM 486 487 config LV_USE_LARGE_COORD 488 bool "Extend the default -32k..32k coordinate range to -4M..4M by using int32_t for coordinates instead of int16_t" 489 endmenu 490 endmenu 491 492 menu "Font usage" 493 menu "Enable built-in fonts" 494 config LV_FONT_MONTSERRAT_8 495 bool "Enable Montserrat 8" 496 config LV_FONT_MONTSERRAT_10 497 bool "Enable Montserrat 10" 498 config LV_FONT_MONTSERRAT_12 499 bool "Enable Montserrat 12" 500 config LV_FONT_MONTSERRAT_14 501 bool "Enable Montserrat 14" 502 default y if !LV_CONF_MINIMAL 503 config LV_FONT_MONTSERRAT_16 504 bool "Enable Montserrat 16" 505 config LV_FONT_MONTSERRAT_18 506 bool "Enable Montserrat 18" 507 config LV_FONT_MONTSERRAT_20 508 bool "Enable Montserrat 20" 509 config LV_FONT_MONTSERRAT_22 510 bool "Enable Montserrat 22" 511 config LV_FONT_MONTSERRAT_24 512 bool "Enable Montserrat 24" 513 config LV_FONT_MONTSERRAT_26 514 bool "Enable Montserrat 26" 515 config LV_FONT_MONTSERRAT_28 516 bool "Enable Montserrat 28" 517 config LV_FONT_MONTSERRAT_30 518 bool "Enable Montserrat 30" 519 config LV_FONT_MONTSERRAT_32 520 bool "Enable Montserrat 32" 521 config LV_FONT_MONTSERRAT_34 522 bool "Enable Montserrat 34" 523 config LV_FONT_MONTSERRAT_36 524 bool "Enable Montserrat 36" 525 config LV_FONT_MONTSERRAT_38 526 bool "Enable Montserrat 38" 527 config LV_FONT_MONTSERRAT_40 528 bool "Enable Montserrat 40" 529 config LV_FONT_MONTSERRAT_42 530 bool "Enable Montserrat 42" 531 config LV_FONT_MONTSERRAT_44 532 bool "Enable Montserrat 44" 533 config LV_FONT_MONTSERRAT_46 534 bool "Enable Montserrat 46" 535 config LV_FONT_MONTSERRAT_48 536 bool "Enable Montserrat 48" 537 538 config LV_FONT_MONTSERRAT_12_SUBPX 539 bool "Enable Montserrat 12 sub-pixel" 540 config LV_FONT_MONTSERRAT_28_COMPRESSED 541 bool "Enable Montserrat 28 compressed" 542 config LV_FONT_DEJAVU_16_PERSIAN_HEBREW 543 bool "Enable Dejavu 16 Persian, Hebrew, Arabic letters" 544 config LV_FONT_SIMSUN_16_CJK 545 bool "Enable Simsun 16 CJK" 546 547 config LV_FONT_UNSCII_8 548 bool "Enable UNSCII 8 (Perfect monospace font)" 549 default y if LV_CONF_MINIMAL 550 config LV_FONT_UNSCII_16 551 bool "Enable UNSCII 16 (Perfect monospace font)" 552 553 config LV_FONT_CUSTOM 554 bool "Enable the custom font" 555 config LV_FONT_CUSTOM_DECLARE 556 string "Header to include for the custom font" 557 depends on LV_FONT_CUSTOM 558 endmenu 559 560 choice LV_FONT_DEFAULT 561 prompt "Select theme default title font" 562 default LV_FONT_DEFAULT_MONTSERRAT_14 if !LV_CONF_MINIMAL 563 default LV_FONT_DEFAULT_UNSCII_8 if LV_CONF_MINIMAL 564 help 565 Select theme default title font 566 567 config LV_FONT_DEFAULT_MONTSERRAT_8 568 bool "Montserrat 8" 569 select LV_FONT_MONTSERRAT_8 570 config LV_FONT_DEFAULT_MONTSERRAT_12 571 bool "Montserrat 12" 572 select LV_FONT_MONTSERRAT_12 573 config LV_FONT_DEFAULT_MONTSERRAT_14 574 bool "Montserrat 14" 575 select LV_FONT_MONTSERRAT_14 576 config LV_FONT_DEFAULT_MONTSERRAT_16 577 bool "Montserrat 16" 578 select LV_FONT_MONTSERRAT_16 579 config LV_FONT_DEFAULT_MONTSERRAT_18 580 bool "Montserrat 18" 581 select LV_FONT_MONTSERRAT_18 582 config LV_FONT_DEFAULT_MONTSERRAT_20 583 bool "Montserrat 20" 584 select LV_FONT_MONTSERRAT_20 585 config LV_FONT_DEFAULT_MONTSERRAT_22 586 bool "Montserrat 22" 587 select LV_FONT_MONTSERRAT_22 588 config LV_FONT_DEFAULT_MONTSERRAT_24 589 bool "Montserrat 24" 590 select LV_FONT_MONTSERRAT_24 591 config LV_FONT_DEFAULT_MONTSERRAT_26 592 bool "Montserrat 26" 593 select LV_FONT_MONTSERRAT_26 594 config LV_FONT_DEFAULT_MONTSERRAT_28 595 bool "Montserrat 28" 596 select LV_FONT_MONTSERRAT_28 597 config LV_FONT_DEFAULT_MONTSERRAT_30 598 bool "Montserrat 30" 599 select LV_FONT_MONTSERRAT_30 600 config LV_FONT_DEFAULT_MONTSERRAT_32 601 bool "Montserrat 32" 602 select LV_FONT_MONTSERRAT_32 603 config LV_FONT_DEFAULT_MONTSERRAT_34 604 bool "Montserrat 34" 605 select LV_FONT_MONTSERRAT_34 606 config LV_FONT_DEFAULT_MONTSERRAT_36 607 bool "Montserrat 36" 608 select LV_FONT_MONTSERRAT_36 609 config LV_FONT_DEFAULT_MONTSERRAT_38 610 bool "Montserrat 38" 611 select LV_FONT_MONTSERRAT_38 612 config LV_FONT_DEFAULT_MONTSERRAT_40 613 bool "Montserrat 40" 614 select LV_FONT_MONTSERRAT_40 615 config LV_FONT_DEFAULT_MONTSERRAT_42 616 bool "Montserrat 42" 617 select LV_FONT_MONTSERRAT_42 618 config LV_FONT_DEFAULT_MONTSERRAT_44 619 bool "Montserrat 44" 620 select LV_FONT_MONTSERRAT_44 621 config LV_FONT_DEFAULT_MONTSERRAT_46 622 bool "Montserrat 46" 623 select LV_FONT_MONTSERRAT_46 624 config LV_FONT_DEFAULT_MONTSERRAT_48 625 bool "Montserrat 48" 626 select LV_FONT_MONTSERRAT_48 627 config LV_FONT_DEFAULT_MONTSERRAT_12_SUBPX 628 bool "Montserrat 12 sub-pixel" 629 select LV_FONT_MONTSERRAT_12_SUBPX 630 config LV_FONT_DEFAULT_MONTSERRAT_28_COMPRESSED 631 bool "Montserrat 28 compressed" 632 select LV_FONT_MONTSERRAT_28_COMPRESSED 633 config LV_FONT_DEFAULT_DEJAVU_16_PERSIAN_HEBREW 634 bool "Dejavu 16 Persian, Hebrew, Arabic letters" 635 select LV_FONT_DEJAVU_16_PERSIAN_HEBREW 636 config LV_FONT_DEFAULT_SIMSUN_16_CJK 637 bool "Simsun 16 CJK" 638 select LV_FONT_SIMSUN_16_CJK 639 config LV_FONT_DEFAULT_UNSCII_8 640 bool "UNSCII 8 (Perfect monospace font)" 641 select LV_FONT_UNSCII_8 642 config LV_FONT_DEFAULT_UNSCII_16 643 bool "UNSCII 16 (Perfect monospace font)" 644 select LV_FONT_UNSCII_16 645 endchoice 646 647 config LV_FONT_FMT_TXT_LARGE 648 bool "Enable it if you have fonts with a lot of characters." 649 help 650 The limit depends on the font size, font face and bpp 651 but with > 10,000 characters if you see issues probably you 652 need to enable it. 653 654 config LV_USE_FONT_COMPRESSED 655 bool "Sets support for compressed fonts." 656 657 config LV_USE_FONT_SUBPX 658 bool "Enable subpixel rendering." 659 660 config LV_FONT_SUBPX_BGR 661 bool "Use BGR instead RGB for sub-pixel rendering." 662 depends on LV_USE_FONT_SUBPX 663 help 664 Set the pixel order of the display. 665 Important only if "subpx fonts" are used. 666 With "normal" font it doesn't matter. 667 668 config LV_USE_FONT_PLACEHOLDER 669 bool "Enable drawing placeholders when glyph dsc is not found." 670 default y 671 endmenu 672 673 menu "Text Settings" 674 choice LV_TXT_ENC 675 prompt "Select a character encoding for strings" 676 help 677 Select a character encoding for strings. Your IDE or editor should have the same character encoding. 678 default LV_TXT_ENC_UTF8 if !LV_CONF_MINIMAL 679 default LV_TXT_ENC_ASCII if LV_CONF_MINIMAL 680 681 config LV_TXT_ENC_UTF8 682 bool "UTF8" 683 config LV_TXT_ENC_ASCII 684 bool "ASCII" 685 endchoice 686 687 config LV_TXT_BREAK_CHARS 688 string "Can break (wrap) texts on these chars" 689 default " ,.;:-_" 690 691 config LV_TXT_LINE_BREAK_LONG_LEN 692 int "Line break long length" 693 default 0 694 help 695 If a word is at least this long, will break wherever 'prettiest'. 696 To disable, set to a value <= 0. 697 698 config LV_TXT_LINE_BREAK_LONG_PRE_MIN_LEN 699 int "Min num chars before break" 700 default 3 701 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 702 help 703 Minimum number of characters in a long word to put on a line before a break. 704 705 config LV_TXT_LINE_BREAK_LONG_POST_MIN_LEN 706 int "Min num chars after break" 707 default 3 708 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 709 help 710 Minimum number of characters in a long word to put on a line after a break. 711 712 config LV_TXT_COLOR_CMD 713 string "The control character to use for signalling text recoloring" 714 default "#" 715 716 config LV_USE_BIDI 717 bool "Support bidirectional texts" 718 help 719 Allows mixing Left-to-Right and Right-to-Left texts. 720 The direction will be processed according to the Unicode Bidirectional Algorithm: 721 https://www.w3.org/International/articles/inline-bidi-markup/uba-basics 722 723 choice 724 prompt "Set the default BIDI direction" 725 default LV_BIDI_DIR_AUTO 726 depends on LV_USE_BIDI 727 728 config LV_BIDI_DIR_LTR 729 bool "Left-to-Right" 730 config LV_BIDI_DIR_RTL 731 bool "Right-to-Left" 732 config LV_BIDI_DIR_AUTO 733 bool "Detect texts base direction" 734 endchoice 735 736 config LV_USE_ARABIC_PERSIAN_CHARS 737 bool "Enable Arabic/Persian processing" 738 help 739 In these languages characters should be replaced with 740 an other form based on their position in the text. 741 endmenu 742 743 menu "Widget usage" 744 config LV_USE_ARC 745 bool "Arc." 746 default y if !LV_CONF_MINIMAL 747 config LV_USE_BAR 748 bool "Bar." 749 default y if !LV_CONF_MINIMAL 750 config LV_USE_BTN 751 bool "Button." 752 default y if !LV_CONF_MINIMAL 753 config LV_USE_BTNMATRIX 754 bool "Button matrix." 755 default y if !LV_CONF_MINIMAL 756 config LV_USE_CANVAS 757 bool "Canvas. Dependencies: lv_img." 758 select LV_USE_IMG 759 default y if !LV_CONF_MINIMAL 760 config LV_USE_CHECKBOX 761 bool "Check Box" 762 default y if !LV_CONF_MINIMAL 763 config LV_USE_DROPDOWN 764 bool "Drop down list. Requires: lv_label." 765 select LV_USE_LABEL 766 default y if !LV_CONF_MINIMAL 767 config LV_USE_IMG 768 bool "Image. Requires: lv_label." 769 select LV_USE_LABEL 770 default y if !LV_CONF_MINIMAL 771 config LV_USE_LABEL 772 bool "Label." 773 default y if !LV_CONF_MINIMAL 774 config LV_LABEL_TEXT_SELECTION 775 bool "Enable selecting text of the label." 776 depends on LV_USE_LABEL 777 default y 778 config LV_LABEL_LONG_TXT_HINT 779 bool "Store extra some info in labels (12 bytes) to speed up drawing of very long texts." 780 depends on LV_USE_LABEL 781 default y 782 config LV_USE_LINE 783 bool "Line." 784 default y if !LV_CONF_MINIMAL 785 config LV_USE_ROLLER 786 bool "Roller. Requires: lv_label." 787 select LV_USE_LABEL 788 default y if !LV_CONF_MINIMAL 789 config LV_ROLLER_INF_PAGES 790 int "Number of extra 'pages' when the controller is infinite." 791 default 7 792 depends on LV_USE_ROLLER 793 config LV_USE_SLIDER 794 bool "Slider. Requires: lv_bar." 795 select LV_USE_BAR 796 default y if !LV_CONF_MINIMAL 797 config LV_USE_SWITCH 798 bool "Switch." 799 default y if !LV_CONF_MINIMAL 800 config LV_USE_TEXTAREA 801 bool "Text area. Requires: lv_label." 802 select LV_USE_LABEL 803 default y if !LV_CONF_MINIMAL 804 config LV_TEXTAREA_DEF_PWD_SHOW_TIME 805 int "Text area def. pwd show time [ms]." 806 default 1500 807 depends on LV_USE_TEXTAREA 808 config LV_USE_TABLE 809 bool "Table." 810 default y if !LV_CONF_MINIMAL 811 endmenu 812 813 menu "Extra Widgets" 814 config LV_USE_ANIMIMG 815 bool "Anim image." 816 default y if !LV_CONF_MINIMAL 817 config LV_USE_CALENDAR 818 bool "Calendar." 819 default y if !LV_CONF_MINIMAL 820 config LV_CALENDAR_WEEK_STARTS_MONDAY 821 bool "Calendar week starts monday." 822 depends on LV_USE_CALENDAR 823 config LV_USE_CALENDAR_HEADER_ARROW 824 bool "Use calendar header arrow" 825 depends on LV_USE_CALENDAR 826 default y 827 config LV_USE_CALENDAR_HEADER_DROPDOWN 828 bool "Use calendar header dropdown" 829 depends on LV_USE_CALENDAR 830 default y 831 config LV_USE_CHART 832 bool "Chart." 833 default y if !LV_CONF_MINIMAL 834 config LV_USE_COLORWHEEL 835 bool "Colorwheel." 836 default y if !LV_CONF_MINIMAL 837 config LV_USE_IMGBTN 838 bool "Imgbtn." 839 default y if !LV_CONF_MINIMAL 840 config LV_USE_KEYBOARD 841 bool "Keyboard." 842 default y if !LV_CONF_MINIMAL 843 config LV_USE_LED 844 bool "LED." 845 default y if !LV_CONF_MINIMAL 846 config LV_USE_LIST 847 bool "List." 848 default y if !LV_CONF_MINIMAL 849 config LV_USE_MENU 850 bool "Menu." 851 default y if !LV_CONF_MINIMAL 852 config LV_USE_METER 853 bool "Meter." 854 default y if !LV_CONF_MINIMAL 855 config LV_USE_MSGBOX 856 bool "Msgbox." 857 default y if !LV_CONF_MINIMAL 858 config LV_USE_SPAN 859 bool "span" 860 default y if !LV_CONF_MINIMAL 861 config LV_SPAN_SNIPPET_STACK_SIZE 862 int "Maximum number of span descriptor" 863 default 64 864 depends on LV_USE_SPAN 865 config LV_USE_SPINBOX 866 bool "Spinbox." 867 default y if !LV_CONF_MINIMAL 868 config LV_USE_SPINNER 869 bool "Spinner." 870 default y if !LV_CONF_MINIMAL 871 config LV_USE_TABVIEW 872 bool "Tabview." 873 default y if !LV_CONF_MINIMAL 874 config LV_USE_TILEVIEW 875 bool "Tileview" 876 default y if !LV_CONF_MINIMAL 877 config LV_USE_WIN 878 bool "Win" 879 default y if !LV_CONF_MINIMAL 880 endmenu 881 882 menu "Themes" 883 config LV_USE_THEME_DEFAULT 884 bool "A simple, impressive and very complete theme" 885 default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 886 config LV_THEME_DEFAULT_DARK 887 bool "Yes to set dark mode, No to set light mode" 888 depends on LV_USE_THEME_DEFAULT 889 config LV_THEME_DEFAULT_GROW 890 bool "Enable grow on press" 891 default y 892 depends on LV_USE_THEME_DEFAULT 893 config LV_THEME_DEFAULT_TRANSITION_TIME 894 int "Default transition time in [ms]" 895 default 80 896 depends on LV_USE_THEME_DEFAULT 897 config LV_USE_THEME_BASIC 898 bool "A very simple theme that is a good starting point for a custom theme" 899 default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 900 config LV_USE_THEME_MONO 901 bool "Monochrome theme, suitable for some E-paper & dot matrix displays" 902 default y if LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 903 endmenu 904 905 menu "Layouts" 906 config LV_USE_FLEX 907 bool "A layout similar to Flexbox in CSS." 908 default y if !LV_CONF_MINIMAL 909 config LV_USE_GRID 910 bool "A layout similar to Grid in CSS." 911 default y if !LV_CONF_MINIMAL 912 endmenu 913 914 menu "3rd Party Libraries" 915 config LV_USE_FS_STDIO 916 bool "File system on top of stdio API" 917 config LV_FS_STDIO_LETTER 918 int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65 )" 919 default 0 920 depends on LV_USE_FS_STDIO 921 config LV_FS_STDIO_PATH 922 string "Set the working directory" 923 depends on LV_USE_FS_STDIO 924 config LV_FS_STDIO_CACHE_SIZE 925 int ">0 to cache this number of bytes in lv_fs_read()" 926 default 0 927 depends on LV_USE_FS_STDIO 928 929 config LV_USE_FS_POSIX 930 bool "File system on top of posix API" 931 config LV_FS_POSIX_LETTER 932 int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" 933 default 0 934 depends on LV_USE_FS_POSIX 935 config LV_FS_POSIX_PATH 936 string "Set the working directory" 937 depends on LV_USE_FS_POSIX 938 config LV_FS_POSIX_CACHE_SIZE 939 int ">0 to cache this number of bytes in lv_fs_read()" 940 default 0 941 depends on LV_USE_FS_POSIX 942 943 config LV_USE_FS_WIN32 944 bool "File system on top of Win32 API" 945 config LV_FS_WIN32_LETTER 946 int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" 947 default 0 948 depends on LV_USE_FS_WIN32 949 config LV_FS_WIN32_PATH 950 string "Set the working directory" 951 depends on LV_USE_FS_WIN32 952 config LV_FS_WIN32_CACHE_SIZE 953 int ">0 to cache this number of bytes in lv_fs_read()" 954 default 0 955 depends on LV_USE_FS_WIN32 956 957 config LV_USE_FS_FATFS 958 bool "File system on top of FatFS" 959 config LV_FS_FATFS_LETTER 960 int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" 961 default 0 962 depends on LV_USE_FS_FATFS 963 config LV_FS_FATFS_CACHE_SIZE 964 int ">0 to cache this number of bytes in lv_fs_read()" 965 default 0 966 depends on LV_USE_FS_FATFS 967 968 config LV_USE_FS_LITTLEFS 969 bool "File system on top of LittleFS" 970 config LV_FS_LITTLEFS_LETTER 971 int "Set an upper cased letter on which the drive will accessible (e.g. 'A' i.e. 65)" 972 default 0 973 depends on LV_USE_FS_LITTLEFS 974 config LV_FS_LITTLEFS_CACHE_SIZE 975 int ">0 to cache this number of bytes in lv_fs_read()" 976 default 0 977 depends on LV_USE_FS_LITTLEFS 978 979 config LV_USE_PNG 980 bool "PNG decoder library" 981 982 config LV_USE_BMP 983 bool "BMP decoder library" 984 985 config LV_USE_SJPG 986 bool "JPG + split JPG decoder library" 987 988 config LV_USE_GIF 989 bool "GIF decoder library" 990 991 config LV_USE_QRCODE 992 bool "QR code library" 993 994 config LV_USE_FREETYPE 995 bool "FreeType library" 996 if LV_USE_FREETYPE 997 menu "FreeType cache config" 998 config LV_FREETYPE_CACHE_SIZE 999 int "Memory used by FreeType to cache characters [bytes] (-1: no caching)" 1000 default 16384 1001 if LV_FREETYPE_CACHE_SIZE >= 0 1002 config LV_FREETYPE_SBIT_CACHE 1003 bool "enable sbit cache" 1004 default n 1005 config LV_FREETYPE_CACHE_FT_FACES 1006 int "The maximum number of FT_Face(0: use defaults)" 1007 default 0 1008 config LV_FREETYPE_CACHE_FT_SIZES 1009 int "The maximum number of FT_Size(0: use defaults)" 1010 default 0 1011 endif 1012 endmenu 1013 endif 1014 1015 config LV_USE_TINY_TTF 1016 bool "Tiny TTF library" 1017 config LV_TINY_TTF_FILE_SUPPORT 1018 bool "Load TTF data from files" 1019 depends on LV_USE_TINY_TTF 1020 default n 1021 1022 config LV_USE_RLOTTIE 1023 bool "Lottie library" 1024 1025 config LV_USE_FFMPEG 1026 bool "FFmpeg library" 1027 config LV_FFMPEG_DUMP_FORMAT 1028 bool "Dump format" 1029 depends on LV_USE_FFMPEG 1030 default n 1031 endmenu 1032 1033 menu "Others" 1034 config LV_USE_SNAPSHOT 1035 bool "Enable API to take snapshot" 1036 default y if !LV_CONF_MINIMAL 1037 1038 config LV_USE_MONKEY 1039 bool "Enable Monkey test" 1040 default n 1041 1042 config LV_USE_GRIDNAV 1043 bool "Enable grid navigation" 1044 default n 1045 1046 config LV_USE_FRAGMENT 1047 bool "Enable lv_obj fragment" 1048 default n 1049 1050 config LV_USE_IMGFONT 1051 bool "draw img in label or span obj" 1052 default n 1053 1054 config LV_USE_MSG 1055 bool "Enable a published subscriber based messaging system" 1056 default n 1057 1058 config LV_USE_IME_PINYIN 1059 bool "Enable Pinyin input method" 1060 default n 1061 config LV_IME_PINYIN_USE_K9_MODE 1062 bool "Enable Pinyin input method 9 key input mode" 1063 depends on LV_USE_IME_PINYIN 1064 default n 1065 config LV_IME_PINYIN_K9_CAND_TEXT_NUM 1066 int "Maximum number of candidate panels for 9-key input mode" 1067 depends on LV_IME_PINYIN_USE_K9_MODE 1068 default 3 1069 config LV_IME_PINYIN_USE_DEFAULT_DICT 1070 bool "Use built-in Thesaurus" 1071 depends on LV_USE_IME_PINYIN 1072 default y 1073 help 1074 If you do not use the default thesaurus, be sure to use lv_ime_pinyin after setting the thesauruss 1075 config LV_IME_PINYIN_CAND_TEXT_NUM 1076 int "Maximum number of candidate panels" 1077 depends on LV_USE_IME_PINYIN 1078 default 6 1079 help 1080 Set the maximum number of candidate panels that can be displayed. 1081 This needs to be adjusted according to the size of the screen. 1082 endmenu 1083 1084 menu "Examples" 1085 config LV_BUILD_EXAMPLES 1086 bool "Enable the examples to be built" 1087 default y if !LV_CONF_MINIMAL 1088 endmenu 1089 1090 menu "Demos" 1091 config LV_USE_DEMO_WIDGETS 1092 bool "Show some widget" 1093 default n 1094 config LV_DEMO_WIDGETS_SLIDESHOW 1095 bool "Enable slide show" 1096 depends on LV_USE_DEMO_WIDGETS 1097 default n 1098 1099 config LV_USE_DEMO_KEYPAD_AND_ENCODER 1100 bool "Demonstrate the usage of encoder and keyboard" 1101 default n 1102 1103 config LV_USE_DEMO_BENCHMARK 1104 bool "Benchmark your system" 1105 default n 1106 config LV_DEMO_BENCHMARK_RGB565A8 1107 bool "Use RGB565A8 images with 16 bit color depth instead of ARGB8565" 1108 depends on LV_USE_DEMO_BENCHMARK 1109 default n 1110 1111 config LV_USE_DEMO_STRESS 1112 bool "Stress test for LVGL" 1113 default n 1114 1115 config LV_USE_DEMO_MUSIC 1116 bool "Music player demo" 1117 default n 1118 config LV_DEMO_MUSIC_SQUARE 1119 bool "Enable Square" 1120 depends on LV_USE_DEMO_MUSIC 1121 default n 1122 config LV_DEMO_MUSIC_LANDSCAPE 1123 bool "Enable Landscape" 1124 depends on LV_USE_DEMO_MUSIC 1125 default n 1126 config LV_DEMO_MUSIC_ROUND 1127 bool "Enable Round" 1128 depends on LV_USE_DEMO_MUSIC 1129 default n 1130 config LV_DEMO_MUSIC_LARGE 1131 bool "Enable Large" 1132 depends on LV_USE_DEMO_MUSIC 1133 default n 1134 config LV_DEMO_MUSIC_AUTO_PLAY 1135 bool "Enable Auto play" 1136 depends on LV_USE_DEMO_MUSIC 1137 default n 1138 endmenu 1139 1140endmenu 1141endif 1142