1# Kconfig file for LVGL v9.3.0-dev 2 3menu "LVGL configuration" 4 5 # Define CONFIG_LV_CONF_SKIP so we can use LVGL 6 # without lv_conf.h file, the lv_conf_internal.h and 7 # lv_conf_kconfig.h files are used instead. 8 config LV_CONF_SKIP 9 bool "Check this to not use custom lv_conf.h" 10 default y 11 12 config LV_CONF_MINIMAL 13 bool "LVGL minimal configuration" 14 15 menu "Color Settings" 16 choice LV_COLOR_DEPTH 17 prompt "Color depth" 18 default LV_COLOR_DEPTH_16 19 help 20 Color depth to be used. 21 22 config LV_COLOR_DEPTH_32 23 bool "32: XRGB8888" 24 config LV_COLOR_DEPTH_24 25 bool "24: RGB888" 26 config LV_COLOR_DEPTH_16 27 bool "16: RGB565" 28 config LV_COLOR_DEPTH_8 29 bool "8: RGB232" 30 config LV_COLOR_DEPTH_1 31 bool "1: 1 byte per pixel" 32 endchoice 33 34 config LV_COLOR_DEPTH 35 int 36 default 1 if LV_COLOR_DEPTH_1 37 default 8 if LV_COLOR_DEPTH_8 38 default 16 if LV_COLOR_DEPTH_16 39 default 24 if LV_COLOR_DEPTH_24 40 default 32 if LV_COLOR_DEPTH_32 41 endmenu 42 43 menu "Memory Settings" 44 choice 45 prompt "Malloc functions source" 46 default LV_USE_BUILTIN_MALLOC 47 48 config LV_USE_BUILTIN_MALLOC 49 bool "LVGL's built in implementation" 50 51 config LV_USE_CLIB_MALLOC 52 bool "Standard C functions malloc/realloc/free" 53 54 config LV_USE_MICROPYTHON_MALLOC 55 bool "MicroPython functions malloc/realloc/free" 56 57 config LV_USE_RTTHREAD_MALLOC 58 bool "RTThread functions malloc/realloc/free" 59 60 config LV_USE_CUSTOM_MALLOC 61 bool "Implement the functions externally" 62 63 endchoice # "Malloc functions" 64 65 choice 66 prompt "String functions source" 67 default LV_USE_BUILTIN_STRING 68 69 config LV_USE_BUILTIN_STRING 70 bool "LVGL's built in implementation" 71 72 config LV_USE_CLIB_STRING 73 bool "Standard C functions memcpy/memset/strlen/strcpy" 74 75 config LV_USE_CUSTOM_STRING 76 bool "Implement the functions externally" 77 78 endchoice # "String functions" 79 80 choice 81 prompt "Sprintf functions source" 82 default LV_USE_BUILTIN_SPRINTF 83 84 config LV_USE_BUILTIN_SPRINTF 85 bool "LVGL's built in implementation" 86 87 config LV_USE_CLIB_SPRINTF 88 bool "Standard C functions vsnprintf" 89 90 config LV_USE_CUSTOM_SPRINTF 91 bool "Implement the functions externally" 92 93 endchoice # "Sprintf functions" 94 95 config LV_MEM_SIZE_KILOBYTES 96 int "Size of the memory used by `lv_malloc()` in kilobytes (>= 2kB)" 97 default 64 98 depends on LV_USE_BUILTIN_MALLOC 99 100 config LV_MEM_POOL_EXPAND_SIZE_KILOBYTES 101 int "Size of the memory expand for `lv_malloc()` in kilobytes" 102 default 0 103 depends on LV_USE_BUILTIN_MALLOC 104 105 config LV_MEM_ADR 106 hex "Address for the memory pool instead of allocating it as a normal array" 107 default 0x0 108 depends on LV_USE_BUILTIN_MALLOC 109 110 endmenu 111 112 menu "HAL Settings" 113 config LV_DEF_REFR_PERIOD 114 int "Default refresh period (ms)" 115 default 33 116 help 117 Default display refresh, input device read and animation step period. 118 119 config LV_DPI_DEF 120 int "Default Dots Per Inch (in px/inch)" 121 default 130 122 help 123 Used to initialize default sizes such as widgets sized, style paddings. 124 (Not so important, you can adjust it to modify default sizes and spaces) 125 endmenu 126 127 menu "Operating System (OS)" 128 choice LV_USE_OS 129 prompt "Default operating system to use" 130 default LV_OS_NONE 131 132 config LV_OS_NONE 133 bool "0: NONE" 134 config LV_OS_PTHREAD 135 bool "1: PTHREAD" 136 config LV_OS_FREERTOS 137 bool "2: FREERTOS" 138 config LV_OS_CMSIS_RTOS2 139 bool "3: CMSIS_RTOS2" 140 config LV_OS_RTTHREAD 141 bool "4: RTTHREAD" 142 config LV_OS_WINDOWS 143 bool "5: WINDOWS" 144 config LV_OS_MQX 145 bool "6: MQX" 146 config LV_OS_CUSTOM 147 bool "255: CUSTOM" 148 endchoice 149 150 config LV_USE_OS 151 int 152 default 0 if LV_OS_NONE 153 default 1 if LV_OS_PTHREAD 154 default 2 if LV_OS_FREERTOS 155 default 3 if LV_OS_CMSIS_RTOS2 156 default 4 if LV_OS_RTTHREAD 157 default 5 if LV_OS_WINDOWS 158 default 6 if LV_OS_MQX 159 default 255 if LV_OS_CUSTOM 160 161 config LV_OS_CUSTOM_INCLUDE 162 string "Custom OS include header" 163 default "stdint.h" 164 depends on LV_OS_CUSTOM 165 166 config LV_USE_FREERTOS_TASK_NOTIFY 167 bool "Use RTOS task with a direct notification for synchronization" 168 default y 169 depends on LV_OS_FREERTOS 170 help 171 Unblocking an RTOS task with a direct notification is 45% faster and uses less RAM 172 than unblocking a task using an intermediary object such as a binary semaphore. 173 RTOS task notifications can only be used when there is only one task that can be the recipient of the event. 174 endmenu 175 176 menu "Rendering Configuration" 177 config LV_DRAW_BUF_STRIDE_ALIGN 178 int "Buffer stride alignment" 179 default 1 180 help 181 Align the stride of all layers and images to this bytes. 182 183 config LV_DRAW_BUF_ALIGN 184 int "Buffer address alignment" 185 default 4 186 help 187 Align the start address of draw_buf addresses to this bytes. 188 189 config LV_DRAW_TRANSFORM_USE_MATRIX 190 bool "Using matrix for transformations" 191 default n 192 depends on LV_USE_MATRIX 193 help 194 Requirements: The rendering engine needs to support 3x3 matrix transformations. 195 196 config LV_DRAW_LAYER_SIMPLE_BUF_SIZE 197 int "Optimal size to buffer the widget with opacity" 198 default 24576 199 depends on LV_USE_DRAW_SW 200 help 201 If a widget has `style_opa < 255` (not `bg_opa`, `text_opa` etc) or not NORMAL blend mode 202 it is buffered into a "simple" layer before rendering. The widget can be buffered in smaller chunks. 203 "Transformed layers" (if `transform_angle/zoom` are set) use larger buffers and can't be drawn in chunks. 204 205 config LV_DRAW_LAYER_MAX_MEMORY 206 int "The maximum amount of memory that can be used for layers" 207 default 0 208 help 209 Limit the max allocated memory for simple and transformed layers. 210 It should be at least `LV_DRAW_LAYER_SIMPLE_BUF_SIZE` sized but if transformed layers are also used 211 it should be enough to store the largest widget too (width x height x 4 area). 212 Set it to 0 to have no limit. 213 214 config LV_DRAW_THREAD_STACK_SIZE 215 int "Stack size of draw thread in bytes" 216 default 8192 217 depends on LV_USE_OS > 0 218 help 219 If FreeType or ThorVG is enabled, it is recommended to set it to 32KB or more. 220 221 config LV_USE_DRAW_SW 222 bool "Enable software rendering" 223 default y 224 help 225 Required to draw anything on the screen. 226 227 config LV_DRAW_SW_SUPPORT_RGB565 228 bool "Enable support for RGB565 color format" 229 default y 230 depends on LV_USE_DRAW_SW 231 232 config LV_DRAW_SW_SUPPORT_RGB565A8 233 bool "Enable support for RGB565A8 color format" 234 default y 235 depends on LV_USE_DRAW_SW 236 237 config LV_DRAW_SW_SUPPORT_RGB888 238 bool "Enable support for RGB888 color format" 239 default y 240 depends on LV_USE_DRAW_SW 241 242 config LV_DRAW_SW_SUPPORT_XRGB8888 243 bool "Enable support for XRGB8888 color format" 244 default y 245 depends on LV_USE_DRAW_SW 246 247 config LV_DRAW_SW_SUPPORT_ARGB8888 248 bool "Enable support for ARGB8888 color format" 249 default y 250 depends on LV_USE_DRAW_SW 251 252 config LV_DRAW_SW_SUPPORT_L8 253 bool "Enable support for L8 color format" 254 default y 255 depends on LV_USE_DRAW_SW 256 257 config LV_DRAW_SW_SUPPORT_AL88 258 bool "Enable support for AL88 color format" 259 default y 260 depends on LV_USE_DRAW_SW 261 262 config LV_DRAW_SW_SUPPORT_A8 263 bool "Enable support for A8 color format" 264 default y 265 depends on LV_USE_DRAW_SW 266 267 config LV_DRAW_SW_SUPPORT_I1 268 bool "Enable support for I1 color format" 269 default y 270 depends on LV_USE_DRAW_SW 271 272 config LV_DRAW_SW_I1_LUM_THRESHOLD 273 int "Luminance threshold for a pixel to be active" 274 default 127 275 range 0 254 276 depends on LV_DRAW_SW_SUPPORT_I1 277 278 config LV_DRAW_SW_DRAW_UNIT_CNT 279 int "Number of draw units" 280 default 1 281 depends on LV_USE_DRAW_SW 282 help 283 > 1 requires an operating system enabled in `LV_USE_OS` 284 > 1 means multiply threads will render the screen in parallel 285 286 config LV_USE_DRAW_ARM2D_SYNC 287 bool "Enable Arm's 2D image processing library (Arm-2D) for all Cortex-M processors" 288 default n 289 depends on LV_USE_DRAW_SW 290 help 291 Must deploy arm-2d library to your project and add include PATH for "arm_2d.h". 292 293 config LV_USE_NATIVE_HELIUM_ASM 294 bool "Enable native helium assembly" 295 default n 296 depends on LV_USE_DRAW_SW 297 help 298 Disabling this allows arm2d to work on its own (for testing only) 299 300 config LV_DRAW_SW_COMPLEX 301 bool "Enable complex draw engine" 302 default y 303 depends on LV_USE_DRAW_SW 304 help 305 0: use a simple renderer capable of drawing only simple rectangles with gradient, images, texts, and straight lines only, 306 1: use a complex renderer capable of drawing rounded corners, shadow, skew lines, and arcs too. 307 308 config LV_USE_DRAW_SW_COMPLEX_GRADIENTS 309 bool "Enable drawing complex gradients in software" 310 default n 311 depends on LV_USE_DRAW_SW 312 help 313 0: do not enable complex gradients 314 1: enable complex gradients (linear at an angle, radial or conical) 315 316 config LV_DRAW_SW_SHADOW_CACHE_SIZE 317 int "Allow buffering some shadow calculation" 318 depends on LV_DRAW_SW_COMPLEX 319 default 0 320 help 321 LV_DRAW_SW_SHADOW_CACHE_SIZE is the max shadow size to buffer, where 322 shadow size is `shadow_width + radius`. 323 Caching has LV_DRAW_SW_SHADOW_CACHE_SIZE^2 RAM cost. 324 325 config LV_DRAW_SW_CIRCLE_CACHE_SIZE 326 int "Set number of maximally cached circle data" 327 depends on LV_DRAW_SW_COMPLEX 328 default 4 329 help 330 The circumference of 1/4 circle are saved for anti-aliasing 331 radius * 4 bytes are used per circle (the most often used 332 radiuses are saved). 333 Set to 0 to disable caching. 334 335 choice LV_USE_DRAW_SW_ASM 336 prompt "Asm mode in sw draw" 337 default LV_DRAW_SW_ASM_NONE 338 depends on LV_USE_DRAW_SW 339 help 340 ASM mode to be used 341 342 config LV_DRAW_SW_ASM_NONE 343 bool "0: NONE" 344 config LV_DRAW_SW_ASM_NEON 345 bool "1: NEON" 346 config LV_DRAW_SW_ASM_HELIUM 347 bool "2: HELIUM" 348 config LV_DRAW_SW_ASM_CUSTOM 349 bool "255: CUSTOM" 350 endchoice 351 352 config LV_USE_DRAW_SW_ASM 353 int 354 default 0 if LV_DRAW_SW_ASM_NONE 355 default 1 if LV_DRAW_SW_ASM_NEON 356 default 2 if LV_DRAW_SW_ASM_HELIUM 357 default 255 if LV_DRAW_SW_ASM_CUSTOM 358 359 config LV_DRAW_SW_ASM_CUSTOM_INCLUDE 360 string "Set the custom asm include file" 361 default "" 362 depends on LV_DRAW_SW_ASM_CUSTOM 363 364 config LV_USE_DRAW_VGLITE 365 bool "Use NXP's VG-Lite GPU on iMX RTxxx platforms" 366 default n 367 368 config LV_USE_VGLITE_BLIT_SPLIT 369 bool "Enable blit quality degradation workaround recommended for screen's dimension > 352 pixels" 370 depends on LV_USE_DRAW_VGLITE 371 default n 372 373 config LV_USE_VGLITE_DRAW_THREAD 374 bool "Use additional draw thread for VG-Lite processing" 375 depends on LV_USE_DRAW_VGLITE && LV_USE_OS > 0 376 default y 377 378 config LV_USE_VGLITE_DRAW_ASYNC 379 bool "Enable VGLite draw async" 380 depends on LV_USE_VGLITE_DRAW_THREAD 381 default y 382 help 383 Queue multiple tasks and flash them once to the GPU. The task ready state will be send asynchronous to dispatcher. 384 385 config LV_USE_VGLITE_ASSERT 386 bool "Enable VGLite asserts" 387 depends on LV_USE_DRAW_VGLITE 388 default n 389 390 config LV_USE_PXP 391 bool "Use NXP's PXP on iMX RTxxx platforms" 392 default n 393 394 config LV_USE_DRAW_PXP 395 bool "Use PXP for drawing" 396 depends on LV_USE_PXP 397 default y 398 399 config LV_USE_ROTATE_PXP 400 bool "Use PXP to rotate display" 401 depends on LV_USE_PXP 402 default n 403 404 config LV_USE_PXP_DRAW_THREAD 405 bool "Use additional draw thread for PXP processing" 406 depends on LV_USE_DRAW_PXP && LV_USE_OS > 0 407 default y 408 409 config LV_USE_PXP_ASSERT 410 bool "Enable PXP asserts" 411 depends on LV_USE_DRAW_PXP 412 default n 413 414 config LV_USE_DRAW_DAVE2D 415 bool "Use Renesas Dave2D on RA platforms" 416 default n 417 418 config LV_USE_DRAW_SDL 419 bool "Draw using cached SDL textures" 420 default n 421 help 422 Uses SDL renderer API 423 424 config LV_USE_DRAW_VG_LITE 425 bool "Use VG-Lite GPU" 426 default n 427 select LV_USE_MATRIX 428 429 config LV_VG_LITE_USE_GPU_INIT 430 bool "Enable VG-Lite custom external 'gpu_init()' function" 431 default n 432 depends on LV_USE_DRAW_VG_LITE 433 434 config LV_VG_LITE_USE_ASSERT 435 bool "Enable VG-Lite assert" 436 default n 437 depends on LV_USE_DRAW_VG_LITE 438 439 config LV_VG_LITE_FLUSH_MAX_COUNT 440 int "VG-Lite flush commit trigger threshold" 441 default 8 442 depends on LV_USE_DRAW_VG_LITE 443 help 444 GPU will try to batch these many draw tasks 445 446 config LV_VG_LITE_USE_BOX_SHADOW 447 bool "Enable border to simulate shadow" 448 default n 449 depends on LV_USE_DRAW_VG_LITE 450 help 451 which usually improves performance, 452 but does not guarantee the same rendering quality as the software. 453 454 config LV_VG_LITE_GRAD_CACHE_CNT 455 int "VG-Lite gradient maximum cache number." 456 default 32 457 depends on LV_USE_DRAW_VG_LITE 458 help 459 The memory usage of a single gradient: 460 linear: 4K bytes. 461 radial: radius * 4K bytes. 462 463 config LV_VG_LITE_STROKE_CACHE_CNT 464 int "VG-Lite stroke maximum cache number." 465 default 32 466 depends on LV_USE_DRAW_VG_LITE 467 468 config LV_USE_VECTOR_GRAPHIC 469 bool "Use Vector Graphic APIs" 470 default n 471 select LV_USE_MATRIX 472 help 473 Enable drawing support vector graphic APIs. 474 475 config LV_USE_DRAW_DMA2D 476 bool "Use DMA2D on the supporting STM32 platforms" 477 default n 478 help 479 Accelerate blends, fills, image decoding, etc. with STM32 DMA2D. 480 481 config LV_DRAW_DMA2D_HAL_INCLUDE 482 string "the header file for LVGL to include for DMA2D" 483 default "stm32h7xx_hal.h" 484 depends on LV_USE_DRAW_DMA2D 485 486 config LV_USE_DRAW_DMA2D_INTERRUPT 487 bool "use the DMA2D transfer complete interrupt" 488 default n 489 depends on LV_USE_DRAW_DMA2D 490 help 491 if enabled, the user is required to call 492 `lv_draw_dma2d_transfer_complete_interrupt_handler` 493 upon receiving the DMA2D global interrupt 494 495 config LV_USE_DRAW_OPENGLES 496 bool "Draw using cached OpenGLES textures" 497 default n 498 depends on LV_USE_OPENGLES 499 endmenu 500 501 menu "Feature Configuration" 502 menu "Logging" 503 config LV_USE_LOG 504 bool "Enable the log module" 505 506 choice 507 bool "Default log verbosity" if LV_USE_LOG 508 default LV_LOG_LEVEL_WARN 509 help 510 Specify how important log should be added. 511 512 config LV_LOG_LEVEL_TRACE 513 bool "A lot of logs to give detailed information" 514 config LV_LOG_LEVEL_INFO 515 bool "Log important events" 516 config LV_LOG_LEVEL_WARN 517 bool "Log if something unwanted happened but didn't cause a problem" 518 config LV_LOG_LEVEL_ERROR 519 bool "Only critical issues, when the system may fail" 520 config LV_LOG_LEVEL_USER 521 bool "Only logs added by the user" 522 config LV_LOG_LEVEL_NONE 523 bool "Do not log anything" 524 endchoice 525 526 config LV_LOG_LEVEL 527 int 528 default 0 if LV_LOG_LEVEL_TRACE 529 default 1 if LV_LOG_LEVEL_INFO 530 default 2 if LV_LOG_LEVEL_WARN 531 default 3 if LV_LOG_LEVEL_ERROR 532 default 4 if LV_LOG_LEVEL_USER 533 default 5 if LV_LOG_LEVEL_NONE 534 535 config LV_LOG_PRINTF 536 bool "Print the log with 'printf'" if LV_USE_LOG 537 help 538 Use printf for log output. 539 If not set the user needs to register a callback with `lv_log_register_print_cb`. 540 541 config LV_LOG_USE_TIMESTAMP 542 bool "Enable print timestamp" 543 default y 544 depends on LV_USE_LOG 545 546 config LV_LOG_USE_FILE_LINE 547 bool "Enable print file and line number" 548 default y 549 depends on LV_USE_LOG 550 551 config LV_LOG_TRACE_MEM 552 bool "Enable/Disable LV_LOG_TRACE in mem module" 553 default y 554 depends on LV_USE_LOG 555 556 config LV_LOG_TRACE_TIMER 557 bool "Enable/Disable LV_LOG_TRACE in timer module" 558 default y 559 depends on LV_USE_LOG 560 561 config LV_LOG_TRACE_INDEV 562 bool "Enable/Disable LV_LOG_TRACE in indev module" 563 default y 564 depends on LV_USE_LOG 565 566 config LV_LOG_TRACE_DISP_REFR 567 bool "Enable/Disable LV_LOG_TRACE in disp refr module" 568 default y 569 depends on LV_USE_LOG 570 571 config LV_LOG_TRACE_EVENT 572 bool "Enable/Disable LV_LOG_TRACE in event module" 573 default y 574 depends on LV_USE_LOG 575 576 config LV_LOG_TRACE_OBJ_CREATE 577 bool "Enable/Disable LV_LOG_TRACE in obj create module" 578 default y 579 depends on LV_USE_LOG 580 581 config LV_LOG_TRACE_LAYOUT 582 bool "Enable/Disable LV_LOG_TRACE in layout module" 583 default y 584 depends on LV_USE_LOG 585 586 config LV_LOG_TRACE_ANIM 587 bool "Enable/Disable LV_LOG_TRACE in anim module" 588 default y 589 depends on LV_USE_LOG 590 591 config LV_LOG_TRACE_CACHE 592 bool "Enable/Disable LV_LOG_TRACE in cache module" 593 default y 594 depends on LV_USE_LOG 595 endmenu 596 597 menu "Asserts" 598 config LV_USE_ASSERT_NULL 599 bool "Check if the parameter is NULL. (Very fast, recommended)" 600 default y if !LV_CONF_MINIMAL 601 602 config LV_USE_ASSERT_MALLOC 603 bool "Checks if the memory is successfully allocated or no. (Very fast, recommended)" 604 default y if !LV_CONF_MINIMAL 605 606 config LV_USE_ASSERT_STYLE 607 bool "Check if the styles are properly initialized. (Very fast, recommended)" 608 609 config LV_USE_ASSERT_MEM_INTEGRITY 610 bool "Check the integrity of `lv_mem` after critical operations. (Slow)" 611 612 config LV_USE_ASSERT_OBJ 613 bool "Check NULL, the object's type and existence (e.g. not deleted). (Slow)" 614 615 config LV_ASSERT_HANDLER_INCLUDE 616 string "Header to include for the custom assert function" 617 default "assert.h" 618 help 619 Add a custom handler when assert happens e.g. to restart the MCU 620 endmenu 621 622 menu "Debug" 623 config LV_USE_REFR_DEBUG 624 bool "Draw random colored rectangles over the redrawn areas" 625 626 config LV_USE_LAYER_DEBUG 627 bool "Draw a red overlay for ARGB layers and a green overlay for RGB layers" 628 629 config LV_USE_PARALLEL_DRAW_DEBUG 630 bool "Draw overlays with different colors for each draw_unit's tasks" 631 help 632 Also add the index number of the draw unit on white background. 633 For layers add the index number of the draw unit on black background. 634 endmenu 635 636 menu "Others" 637 config LV_ENABLE_GLOBAL_CUSTOM 638 bool "Enable 'lv_global' customization" 639 640 config LV_GLOBAL_CUSTOM_INCLUDE 641 string "Header to include for the custom 'lv_global' function" 642 depends on LV_ENABLE_GLOBAL_CUSTOM 643 default "lv_global.h" 644 645 config LV_CACHE_DEF_SIZE 646 int "Default image cache size. 0 to disable caching" 647 default 0 648 depends on LV_USE_DRAW_SW 649 help 650 If only the built-in image formats are used there is no real advantage of caching. 651 (I.e. no new image decoder is added). 652 653 With complex image decoders (e.g. PNG or JPG) caching can 654 save the continuous open/decode of images. 655 However the opened images might consume additional RAM. 656 657 config LV_IMAGE_HEADER_CACHE_DEF_CNT 658 int "Default image header cache count. 0 to disable caching" 659 default 0 660 depends on LV_USE_DRAW_SW 661 help 662 If only the built-in image formats are used there is no real advantage of caching. 663 (I.e. no new image decoder is added). 664 665 With complex image decoders (e.g. PNG or JPG) caching can 666 save the continuous getting header information of images. 667 However the records of opened images headers might consume additional RAM. 668 669 config LV_GRADIENT_MAX_STOPS 670 int "Number of stops allowed per gradient" 671 default 2 672 depends on LV_USE_DRAW_SW 673 help 674 Increase this to allow more stops. 675 This adds (sizeof(lv_color_t) + 1) bytes per additional stop 676 677 config LV_COLOR_MIX_ROUND_OFS 678 int "Adjust color mix functions rounding" 679 default 128 if !LV_COLOR_DEPTH_32 680 default 0 if LV_COLOR_DEPTH_32 681 range 0 254 682 help 683 0: no adjustment, get the integer part of the result (round down) 684 64: round up from x.75 685 128: round up from half 686 192: round up from x.25 687 254: round up 688 689 config LV_OBJ_STYLE_CACHE 690 bool "Use cache to speed up getting object style properties" 691 default n 692 help 693 Add 2 x 32 bit variables to each lv_obj_t to speed up getting style properties 694 695 config LV_USE_OBJ_ID 696 bool "Add id field to obj" 697 default n 698 699 config LV_OBJ_ID_AUTO_ASSIGN 700 bool "Automatically assign an ID when obj is created" 701 default y 702 depends on LV_USE_OBJ_ID 703 704 config LV_USE_OBJ_ID_BUILTIN 705 bool "Use builtin method to deal with obj ID" 706 default n 707 depends on LV_USE_OBJ_ID 708 709 config LV_USE_OBJ_PROPERTY 710 bool "Use obj property set/get API" 711 default n 712 713 config LV_USE_OBJ_PROPERTY_NAME 714 bool "Use name to access property" 715 default n 716 depends on LV_USE_OBJ_PROPERTY 717 help 718 Add a name table to every widget class, so the property can be accessed by name. 719 Note, the const table will increase flash usage. 720 721 config LV_USE_VG_LITE_THORVG 722 bool "VG-Lite Simulator" 723 default n 724 depends on LV_USE_THORVG 725 help 726 Use thorvg to simulate VG-Lite hardware behavior, it's useful 727 for debugging and testing on PC simulator. Enable LV_USE_THORVG, 728 Either internal ThorVG or external ThorVG library is required. 729 730 config LV_VG_LITE_THORVG_LVGL_BLEND_SUPPORT 731 bool "Enable LVGL blend mode support" 732 default n 733 depends on LV_USE_VG_LITE_THORVG 734 735 config LV_VG_LITE_THORVG_YUV_SUPPORT 736 bool "Enable YUV color format support" 737 default n 738 depends on LV_USE_VG_LITE_THORVG 739 740 config LV_VG_LITE_THORVG_LINEAR_GRADIENT_EXT_SUPPORT 741 bool "Enable linear gradient extension support" 742 default n 743 depends on LV_USE_VG_LITE_THORVG 744 745 config LV_VG_LITE_THORVG_16PIXELS_ALIGN 746 bool "Enable 16 pixels alignment" 747 default y 748 depends on LV_USE_VG_LITE_THORVG 749 750 config LV_VG_LITE_THORVG_BUF_ADDR_ALIGN 751 int "Buffer address alignment" 752 default 64 753 depends on LV_USE_VG_LITE_THORVG 754 755 config LV_VG_LITE_THORVG_THREAD_RENDER 756 bool "Enable multi-thread render" 757 default n 758 depends on LV_USE_VG_LITE_THORVG 759 760 config LV_USE_GESTURE_RECOGNITION 761 bool "Enable the multi-touch gesture recognition feature" 762 depends on LV_USE_FLOAT 763 default n 764 endmenu 765 endmenu 766 767 menu "Compiler Settings" 768 config LV_BIG_ENDIAN_SYSTEM 769 bool "For big endian systems set to 1" 770 771 config LV_ATTRIBUTE_MEM_ALIGN_SIZE 772 int "Required alignment size for buffers" 773 default 1 774 775 config LV_ATTRIBUTE_FAST_MEM_USE_IRAM 776 bool "Set IRAM as LV_ATTRIBUTE_FAST_MEM" 777 help 778 Set this option to configure IRAM as LV_ATTRIBUTE_FAST_MEM 779 780 config LV_USE_FLOAT 781 bool "Use float as lv_value_precise_t" 782 default n 783 784 config LV_USE_MATRIX 785 bool "Enable matrix support" 786 default n 787 select LV_USE_FLOAT 788 789 config LV_USE_PRIVATE_API 790 bool "Include `lvgl_private.h` in `lvgl.h` to access internal data and functions by default" 791 default n 792 endmenu 793 794 menu "Font Usage" 795 menu "Enable built-in fonts" 796 config LV_FONT_MONTSERRAT_8 797 bool "Enable Montserrat 8" 798 config LV_FONT_MONTSERRAT_10 799 bool "Enable Montserrat 10" 800 config LV_FONT_MONTSERRAT_12 801 bool "Enable Montserrat 12" 802 config LV_FONT_MONTSERRAT_14 803 bool "Enable Montserrat 14" 804 default y if !LV_CONF_MINIMAL 805 config LV_FONT_MONTSERRAT_16 806 bool "Enable Montserrat 16" 807 config LV_FONT_MONTSERRAT_18 808 bool "Enable Montserrat 18" 809 config LV_FONT_MONTSERRAT_20 810 bool "Enable Montserrat 20" 811 config LV_FONT_MONTSERRAT_22 812 bool "Enable Montserrat 22" 813 config LV_FONT_MONTSERRAT_24 814 bool "Enable Montserrat 24" 815 config LV_FONT_MONTSERRAT_26 816 bool "Enable Montserrat 26" 817 config LV_FONT_MONTSERRAT_28 818 bool "Enable Montserrat 28" 819 config LV_FONT_MONTSERRAT_30 820 bool "Enable Montserrat 30" 821 config LV_FONT_MONTSERRAT_32 822 bool "Enable Montserrat 32" 823 config LV_FONT_MONTSERRAT_34 824 bool "Enable Montserrat 34" 825 config LV_FONT_MONTSERRAT_36 826 bool "Enable Montserrat 36" 827 config LV_FONT_MONTSERRAT_38 828 bool "Enable Montserrat 38" 829 config LV_FONT_MONTSERRAT_40 830 bool "Enable Montserrat 40" 831 config LV_FONT_MONTSERRAT_42 832 bool "Enable Montserrat 42" 833 config LV_FONT_MONTSERRAT_44 834 bool "Enable Montserrat 44" 835 config LV_FONT_MONTSERRAT_46 836 bool "Enable Montserrat 46" 837 config LV_FONT_MONTSERRAT_48 838 bool "Enable Montserrat 48" 839 840 config LV_FONT_MONTSERRAT_28_COMPRESSED 841 bool "Enable Montserrat 28 compressed" 842 config LV_FONT_DEJAVU_16_PERSIAN_HEBREW 843 bool "Enable Dejavu 16 Persian, Hebrew, Arabic letters" 844 config LV_FONT_SIMSUN_14_CJK 845 bool "Enable Simsun 14 CJK" 846 config LV_FONT_SIMSUN_16_CJK 847 bool "Enable Simsun 16 CJK" 848 849 config LV_FONT_UNSCII_8 850 bool "Enable UNSCII 8 (Perfect monospace font)" 851 default y if LV_CONF_MINIMAL 852 config LV_FONT_UNSCII_16 853 bool "Enable UNSCII 16 (Perfect monospace font)" 854 endmenu 855 856 choice LV_FONT_DEFAULT 857 prompt "Select theme default title font" 858 default LV_FONT_DEFAULT_MONTSERRAT_14 if !LV_CONF_MINIMAL 859 default LV_FONT_DEFAULT_UNSCII_8 if LV_CONF_MINIMAL 860 help 861 Select theme default title font 862 863 config LV_FONT_DEFAULT_MONTSERRAT_8 864 bool "Montserrat 8" 865 select LV_FONT_MONTSERRAT_8 866 config LV_FONT_DEFAULT_MONTSERRAT_10 867 bool "Montserrat 10" 868 select LV_FONT_MONTSERRAT_10 869 config LV_FONT_DEFAULT_MONTSERRAT_12 870 bool "Montserrat 12" 871 select LV_FONT_MONTSERRAT_12 872 config LV_FONT_DEFAULT_MONTSERRAT_14 873 bool "Montserrat 14" 874 select LV_FONT_MONTSERRAT_14 875 config LV_FONT_DEFAULT_MONTSERRAT_16 876 bool "Montserrat 16" 877 select LV_FONT_MONTSERRAT_16 878 config LV_FONT_DEFAULT_MONTSERRAT_18 879 bool "Montserrat 18" 880 select LV_FONT_MONTSERRAT_18 881 config LV_FONT_DEFAULT_MONTSERRAT_20 882 bool "Montserrat 20" 883 select LV_FONT_MONTSERRAT_20 884 config LV_FONT_DEFAULT_MONTSERRAT_22 885 bool "Montserrat 22" 886 select LV_FONT_MONTSERRAT_22 887 config LV_FONT_DEFAULT_MONTSERRAT_24 888 bool "Montserrat 24" 889 select LV_FONT_MONTSERRAT_24 890 config LV_FONT_DEFAULT_MONTSERRAT_26 891 bool "Montserrat 26" 892 select LV_FONT_MONTSERRAT_26 893 config LV_FONT_DEFAULT_MONTSERRAT_28 894 bool "Montserrat 28" 895 select LV_FONT_MONTSERRAT_28 896 config LV_FONT_DEFAULT_MONTSERRAT_30 897 bool "Montserrat 30" 898 select LV_FONT_MONTSERRAT_30 899 config LV_FONT_DEFAULT_MONTSERRAT_32 900 bool "Montserrat 32" 901 select LV_FONT_MONTSERRAT_32 902 config LV_FONT_DEFAULT_MONTSERRAT_34 903 bool "Montserrat 34" 904 select LV_FONT_MONTSERRAT_34 905 config LV_FONT_DEFAULT_MONTSERRAT_36 906 bool "Montserrat 36" 907 select LV_FONT_MONTSERRAT_36 908 config LV_FONT_DEFAULT_MONTSERRAT_38 909 bool "Montserrat 38" 910 select LV_FONT_MONTSERRAT_38 911 config LV_FONT_DEFAULT_MONTSERRAT_40 912 bool "Montserrat 40" 913 select LV_FONT_MONTSERRAT_40 914 config LV_FONT_DEFAULT_MONTSERRAT_42 915 bool "Montserrat 42" 916 select LV_FONT_MONTSERRAT_42 917 config LV_FONT_DEFAULT_MONTSERRAT_44 918 bool "Montserrat 44" 919 select LV_FONT_MONTSERRAT_44 920 config LV_FONT_DEFAULT_MONTSERRAT_46 921 bool "Montserrat 46" 922 select LV_FONT_MONTSERRAT_46 923 config LV_FONT_DEFAULT_MONTSERRAT_48 924 bool "Montserrat 48" 925 select LV_FONT_MONTSERRAT_48 926 config LV_FONT_DEFAULT_MONTSERRAT_28_COMPRESSED 927 bool "Montserrat 28 compressed" 928 select LV_FONT_MONTSERRAT_28_COMPRESSED 929 config LV_FONT_DEFAULT_DEJAVU_16_PERSIAN_HEBREW 930 bool "Dejavu 16 Persian, Hebrew, Arabic letters" 931 select LV_FONT_DEJAVU_16_PERSIAN_HEBREW 932 config LV_FONT_DEFAULT_SIMSUN_14_CJK 933 bool "Simsun 14 CJK" 934 select LV_FONT_SIMSUN_14_CJK 935 config LV_FONT_DEFAULT_SIMSUN_16_CJK 936 bool "Simsun 16 CJK" 937 select LV_FONT_SIMSUN_16_CJK 938 config LV_FONT_DEFAULT_UNSCII_8 939 bool "UNSCII 8 (Perfect monospace font)" 940 select LV_FONT_UNSCII_8 941 config LV_FONT_DEFAULT_UNSCII_16 942 bool "UNSCII 16 (Perfect monospace font)" 943 select LV_FONT_UNSCII_16 944 endchoice 945 946 config LV_FONT_FMT_TXT_LARGE 947 bool "Enable it if you have fonts with a lot of characters" 948 help 949 The limit depends on the font size, font face and format 950 but with > 10,000 characters if you see issues probably you 951 need to enable it. 952 953 config LV_USE_FONT_COMPRESSED 954 bool "Sets support for compressed fonts" 955 956 config LV_USE_FONT_PLACEHOLDER 957 bool "Enable drawing placeholders when glyph dsc is not found" 958 default y 959 endmenu 960 961 menu "Text Settings" 962 choice LV_TXT_ENC 963 prompt "Select a character encoding for strings" 964 help 965 Select a character encoding for strings. Your IDE or editor should have the same character encoding. 966 default LV_TXT_ENC_UTF8 if !LV_CONF_MINIMAL 967 default LV_TXT_ENC_ASCII if LV_CONF_MINIMAL 968 969 config LV_TXT_ENC_UTF8 970 bool "UTF8" 971 config LV_TXT_ENC_ASCII 972 bool "ASCII" 973 endchoice 974 975 config LV_TXT_BREAK_CHARS 976 string "Can break (wrap) texts on these chars" 977 default " ,.;:-_)}" 978 979 config LV_TXT_LINE_BREAK_LONG_LEN 980 int "Line break long length" 981 default 0 982 help 983 If a word is at least this long, will break wherever 'prettiest'. 984 To disable, set to a value <= 0. 985 986 config LV_TXT_LINE_BREAK_LONG_PRE_MIN_LEN 987 int "Min num chars before break" 988 default 3 989 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 990 help 991 Minimum number of characters in a long word to put on a line before a break. 992 993 config LV_TXT_LINE_BREAK_LONG_POST_MIN_LEN 994 int "Min num chars after break" 995 default 3 996 depends on LV_TXT_LINE_BREAK_LONG_LEN > 0 997 help 998 Minimum number of characters in a long word to put on a line after a break 999 1000 config LV_TXT_COLOR_CMD 1001 string "The control character to use for signalling text recoloring" 1002 default "#" 1003 1004 config LV_USE_BIDI 1005 bool "Support bidirectional texts" 1006 help 1007 Allows mixing Left-to-Right and Right-to-Left texts. 1008 The direction will be processed according to the Unicode Bidirectional Algorithm: 1009 https://www.w3.org/International/articles/inline-bidi-markup/uba-basics 1010 1011 choice 1012 prompt "Set the default BIDI direction" 1013 default LV_BIDI_DIR_AUTO 1014 depends on LV_USE_BIDI 1015 1016 config LV_BIDI_DIR_LTR 1017 bool "Left-to-Right" 1018 config LV_BIDI_DIR_RTL 1019 bool "Right-to-Left" 1020 config LV_BIDI_DIR_AUTO 1021 bool "Detect texts base direction" 1022 endchoice 1023 1024 config LV_USE_ARABIC_PERSIAN_CHARS 1025 bool "Enable Arabic/Persian processing" 1026 help 1027 In these languages characters should be replaced with 1028 another form based on their position in the text. 1029 endmenu 1030 1031 menu "Widget Usage" 1032 config LV_WIDGETS_HAS_DEFAULT_VALUE 1033 bool "Widgets has default value" 1034 default y if !LV_CONF_MINIMAL 1035 config LV_USE_ANIMIMG 1036 bool "Anim image" 1037 default y if !LV_CONF_MINIMAL 1038 config LV_USE_ARC 1039 bool "Arc" 1040 default y if !LV_CONF_MINIMAL 1041 config LV_USE_BAR 1042 bool "Bar" 1043 default y if !LV_CONF_MINIMAL 1044 config LV_USE_BUTTON 1045 bool "Button" 1046 default y if !LV_CONF_MINIMAL 1047 config LV_USE_BUTTONMATRIX 1048 bool "Button matrix" 1049 default y if !LV_CONF_MINIMAL 1050 config LV_USE_CALENDAR 1051 bool "Calendar" 1052 default y if !LV_CONF_MINIMAL 1053 config LV_CALENDAR_WEEK_STARTS_MONDAY 1054 bool "Calendar week starts monday" 1055 depends on LV_USE_CALENDAR 1056 config LV_USE_CALENDAR_HEADER_ARROW 1057 bool "Use calendar header arrow" 1058 depends on LV_USE_CALENDAR 1059 default y 1060 config LV_USE_CALENDAR_HEADER_DROPDOWN 1061 bool "Use calendar header dropdown" 1062 depends on LV_USE_CALENDAR 1063 default y 1064 config LV_USE_CALENDAR_CHINESE 1065 bool "Use chinese calendar" 1066 depends on LV_USE_CALENDAR 1067 config LV_USE_CANVAS 1068 bool "Canvas. Requires: lv_image" 1069 imply LV_USE_IMAGE 1070 default y if !LV_CONF_MINIMAL 1071 config LV_USE_CHART 1072 bool "Chart" 1073 default y if !LV_CONF_MINIMAL 1074 config LV_USE_CHECKBOX 1075 bool "Check Box" 1076 default y if !LV_CONF_MINIMAL 1077 config LV_USE_DROPDOWN 1078 bool "Drop down list. Requires: lv_label" 1079 imply LV_USE_LABEL 1080 default y if !LV_CONF_MINIMAL 1081 config LV_USE_IMAGE 1082 bool "Image. Requires: lv_label" 1083 imply LV_USE_LABEL 1084 default y if !LV_CONF_MINIMAL 1085 config LV_USE_IMAGEBUTTON 1086 bool "ImageButton" 1087 default y if !LV_CONF_MINIMAL 1088 config LV_USE_KEYBOARD 1089 bool "Keyboard" 1090 default y if !LV_CONF_MINIMAL 1091 config LV_USE_LABEL 1092 bool "Label" 1093 default y if !LV_CONF_MINIMAL 1094 config LV_LABEL_TEXT_SELECTION 1095 bool "Enable selecting text of the label" 1096 depends on LV_USE_LABEL 1097 default y 1098 config LV_LABEL_LONG_TXT_HINT 1099 bool "Store extra some info in labels (12 bytes) to speed up drawing of very long texts" 1100 depends on LV_USE_LABEL 1101 default y 1102 config LV_LABEL_WAIT_CHAR_COUNT 1103 int "The count of wait chart" 1104 depends on LV_USE_LABEL 1105 default 3 1106 config LV_USE_LED 1107 bool "LED" 1108 default y if !LV_CONF_MINIMAL 1109 config LV_USE_LINE 1110 bool "Line" 1111 default y if !LV_CONF_MINIMAL 1112 config LV_USE_LIST 1113 bool "List" 1114 default y if !LV_CONF_MINIMAL 1115 config LV_USE_LOTTIE 1116 bool "Lottie" 1117 default n 1118 depends on LV_USE_VECTOR_GRAPHIC && (LV_USE_THORVG_INTERNAL || LV_USE_THORVG_EXTERNAL) 1119 help 1120 Enable Lottie animations. Requires LV_USE_VECTOR_GRAPHIC and LV_USE_THORVG_INTERNAL or LV_USE_THORVG_EXTERNAL. 1121 config LV_USE_MENU 1122 bool "Menu" 1123 default y if !LV_CONF_MINIMAL 1124 config LV_USE_MSGBOX 1125 bool "Msgbox" 1126 default y if !LV_CONF_MINIMAL 1127 config LV_USE_ROLLER 1128 bool "Roller. Requires: lv_label" 1129 imply LV_USE_LABEL 1130 default y if !LV_CONF_MINIMAL 1131 config LV_USE_SCALE 1132 bool "Scale" 1133 default y if !LV_CONF_MINIMAL 1134 config LV_USE_SLIDER 1135 bool "Slider. Requires: lv_bar" 1136 imply LV_USE_BAR 1137 default y if !LV_CONF_MINIMAL 1138 config LV_USE_SPAN 1139 bool "Span" 1140 default y if !LV_CONF_MINIMAL 1141 config LV_SPAN_SNIPPET_STACK_SIZE 1142 int "Maximum number of span descriptor" 1143 default 64 1144 depends on LV_USE_SPAN 1145 config LV_USE_SPINBOX 1146 bool "Spinbox" 1147 default y if !LV_CONF_MINIMAL 1148 config LV_USE_SPINNER 1149 bool "Spinner" 1150 default y if !LV_CONF_MINIMAL 1151 config LV_USE_SWITCH 1152 bool "Switch" 1153 default y if !LV_CONF_MINIMAL 1154 config LV_USE_TEXTAREA 1155 bool "Text area. Requires: lv_label" 1156 select LV_USE_LABEL 1157 default y if !LV_CONF_MINIMAL 1158 config LV_TEXTAREA_DEF_PWD_SHOW_TIME 1159 int "Text area def. pwd show time [ms]" 1160 default 1500 1161 depends on LV_USE_TEXTAREA 1162 config LV_USE_TABLE 1163 bool "Table" 1164 default y if !LV_CONF_MINIMAL 1165 config LV_USE_TABVIEW 1166 bool "Tabview" 1167 default y if !LV_CONF_MINIMAL 1168 config LV_USE_TILEVIEW 1169 bool "Tileview" 1170 default y if !LV_CONF_MINIMAL 1171 config LV_USE_WIN 1172 bool "Win" 1173 default y if !LV_CONF_MINIMAL 1174 endmenu 1175 1176 menu "Themes" 1177 config LV_USE_THEME_DEFAULT 1178 bool "A simple, impressive and very complete theme" 1179 default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 1180 config LV_THEME_DEFAULT_DARK 1181 bool "Yes to set dark mode, No to set light mode" 1182 depends on LV_USE_THEME_DEFAULT 1183 config LV_THEME_DEFAULT_GROW 1184 bool "Enable grow on press" 1185 default y 1186 depends on LV_USE_THEME_DEFAULT 1187 config LV_THEME_DEFAULT_TRANSITION_TIME 1188 int "Default transition time in [ms]" 1189 default 80 1190 depends on LV_USE_THEME_DEFAULT 1191 config LV_USE_THEME_SIMPLE 1192 bool "A very simple theme that is a good starting point for a custom theme" 1193 default y if !LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 1194 config LV_USE_THEME_MONO 1195 bool "Monochrome theme, suitable for some E-paper & dot matrix displays" 1196 default y if LV_COLOR_DEPTH_1 && !LV_CONF_MINIMAL 1197 endmenu 1198 1199 menu "Layouts" 1200 config LV_USE_FLEX 1201 bool "A layout similar to Flexbox in CSS" 1202 default y if !LV_CONF_MINIMAL 1203 config LV_USE_GRID 1204 bool "A layout similar to Grid in CSS" 1205 default y if !LV_CONF_MINIMAL 1206 endmenu 1207 1208 menu "3rd Party Libraries" 1209 config LV_FS_DEFAULT_DRIVER_LETTER 1210 int "Default drive letter (e.g. 65 for 'A')" 1211 default 0 1212 help 1213 Setting a default drive letter allows skipping the driver prefix in filepaths 1214 1215 config LV_USE_FS_STDIO 1216 bool "File system on top of stdio API" 1217 config LV_FS_STDIO_LETTER 1218 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1219 default 0 1220 depends on LV_USE_FS_STDIO 1221 config LV_FS_STDIO_PATH 1222 string "Set the working directory" 1223 depends on LV_USE_FS_STDIO 1224 config LV_FS_STDIO_CACHE_SIZE 1225 int ">0 to cache this number of bytes in lv_fs_read()" 1226 default 0 1227 depends on LV_USE_FS_STDIO 1228 1229 config LV_USE_FS_POSIX 1230 bool "File system on top of posix API" 1231 config LV_FS_POSIX_LETTER 1232 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1233 default 0 1234 depends on LV_USE_FS_POSIX 1235 config LV_FS_POSIX_PATH 1236 string "Set the working directory" 1237 depends on LV_USE_FS_POSIX 1238 config LV_FS_POSIX_CACHE_SIZE 1239 int ">0 to cache this number of bytes in lv_fs_read()" 1240 default 0 1241 depends on LV_USE_FS_POSIX 1242 1243 config LV_USE_FS_WIN32 1244 bool "File system on top of Win32 API" 1245 config LV_FS_WIN32_LETTER 1246 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1247 default 0 1248 depends on LV_USE_FS_WIN32 1249 config LV_FS_WIN32_PATH 1250 string "Set the working directory" 1251 depends on LV_USE_FS_WIN32 1252 config LV_FS_WIN32_CACHE_SIZE 1253 int ">0 to cache this number of bytes in lv_fs_read()" 1254 default 0 1255 depends on LV_USE_FS_WIN32 1256 1257 config LV_USE_FS_FATFS 1258 bool "File system on top of FatFS" 1259 config LV_FS_FATFS_LETTER 1260 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1261 default 0 1262 depends on LV_USE_FS_FATFS 1263 config LV_FS_FATFS_PATH 1264 string "Set the working directory" 1265 depends on LV_USE_FS_FATFS 1266 config LV_FS_FATFS_CACHE_SIZE 1267 int ">0 to cache this number of bytes in lv_fs_read()" 1268 default 0 1269 depends on LV_USE_FS_FATFS 1270 1271 config LV_USE_FS_MEMFS 1272 bool "File system on top of memory-mapped API" 1273 config LV_FS_MEMFS_LETTER 1274 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1275 default 0 1276 depends on LV_USE_FS_MEMFS 1277 1278 config LV_USE_FS_LITTLEFS 1279 bool "File system on top of littlefs API" 1280 config LV_FS_LITTLEFS_LETTER 1281 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1282 default 0 1283 depends on LV_USE_FS_LITTLEFS 1284 config LV_FS_LITTLEFS_PATH 1285 string "Set the working directory" 1286 depends on LV_USE_FS_LITTLEFS 1287 1288 config LV_USE_FS_ARDUINO_ESP_LITTLEFS 1289 bool "File system on top of Arduino ESP littlefs API" 1290 config LV_FS_ARDUINO_ESP_LITTLEFS_LETTER 1291 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1292 default 0 1293 depends on LV_USE_FS_ARDUINO_ESP_LITTLEFS 1294 config LV_FS_ARDUINO_ESP_LITTLEFS_PATH 1295 string "Set the working directory" 1296 depends on LV_USE_FS_ARDUINO_ESP_LITTLEFS 1297 1298 config LV_USE_FS_ARDUINO_SD 1299 bool "File system on top of Arduino SD API" 1300 config LV_FS_ARDUINO_SD_LETTER 1301 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1302 default 0 1303 depends on LV_USE_FS_ARDUINO_SD 1304 config LV_FS_ARDUINO_SD_PATH 1305 string "Set the working directory" 1306 depends on LV_USE_FS_ARDUINO_SD 1307 1308 config LV_USE_FS_UEFI 1309 bool "File system on top of the UEFI EFI_SIMPLE_FILE_SYSTEM_PROTOCOL" 1310 config LV_USE_FS_UEFI_LETTER 1311 int "Set an upper cased letter on which the drive will accessible (e.g. 65 for 'A')" 1312 default 0 1313 depends on LV_USE_FS_UEFI 1314 1315 config LV_USE_LODEPNG 1316 bool "PNG decoder library" 1317 1318 config LV_USE_LIBPNG 1319 bool "PNG decoder(libpng) library" 1320 1321 config LV_USE_BMP 1322 bool "BMP decoder library" 1323 1324 config LV_USE_TJPGD 1325 bool "TJPGD decoder library" 1326 1327 config LV_USE_LIBJPEG_TURBO 1328 bool "libjpeg-turbo decoder library" 1329 1330 config LV_USE_GIF 1331 bool "GIF decoder library" 1332 1333 config LV_GIF_CACHE_DECODE_DATA 1334 bool "Use extra 16KB RAM to cache decoded data to accelerate" 1335 depends on LV_USE_GIF 1336 1337 config LV_BIN_DECODER_RAM_LOAD 1338 bool "Decode whole image to RAM for bin decoder" 1339 default n 1340 1341 config LV_USE_SVG 1342 bool "SVG library" 1343 depends on LV_USE_VECTOR_GRAPHIC 1344 1345 config LV_USE_SVG_ANIMATION 1346 bool "SVG animation" 1347 depends on LV_USE_SVG 1348 1349 config LV_USE_RLE 1350 bool "LVGL's version of RLE compression method" 1351 1352 config LV_USE_QRCODE 1353 bool "QR code library" 1354 1355 config LV_USE_BARCODE 1356 bool "Barcode library" 1357 1358 config LV_USE_FREETYPE 1359 bool "FreeType library" 1360 config LV_FREETYPE_USE_LVGL_PORT 1361 bool "Let FreeType to use LVGL memory and file porting" 1362 default n 1363 depends on LV_USE_FREETYPE 1364 config LV_FREETYPE_CACHE_FT_GLYPH_CNT 1365 int "The maximum number of Glyph in count" 1366 default 256 1367 depends on LV_USE_FREETYPE 1368 1369 config LV_USE_TINY_TTF 1370 bool "Enable Tiny TTF decoder" 1371 default n 1372 config LV_TINY_TTF_FILE_SUPPORT 1373 bool "Enable loading Tiny TTF data from files" 1374 default n 1375 depends on LV_USE_TINY_TTF 1376 config LV_TINY_TTF_CACHE_GLYPH_CNT 1377 bool "Tiny ttf cache entries count" 1378 default 256 1379 depends on LV_USE_TINY_TTF 1380 1381 config LV_USE_RLOTTIE 1382 bool "Lottie library" 1383 1384 config LV_USE_THORVG 1385 bool "ThorVG library" 1386 choice 1387 prompt "Use ThorVG config" 1388 depends on LV_USE_THORVG 1389 default LV_USE_THORVG_INTERNAL 1390 config LV_USE_THORVG_INTERNAL 1391 bool "Use ThorVG internal" 1392 config LV_USE_THORVG_EXTERNAL 1393 bool "Use ThorVG external" 1394 endchoice 1395 1396 config LV_USE_LZ4 1397 bool "Enable LZ4 compress/decompress lib" 1398 choice 1399 prompt "Choose lvgl built-in LZ4 lib or external lib" 1400 depends on LV_USE_LZ4 1401 default LV_USE_LZ4_INTERNAL 1402 config LV_USE_LZ4_INTERNAL 1403 bool "Use lvgl built-in LZ4 lib" 1404 config LV_USE_LZ4_EXTERNAL 1405 bool "Use external LZ4 library" 1406 endchoice 1407 1408 config LV_USE_FFMPEG 1409 bool "FFmpeg library" 1410 config LV_FFMPEG_DUMP_FORMAT 1411 bool "Dump format" 1412 depends on LV_USE_FFMPEG 1413 default n 1414 config LV_FFMPEG_PLAYER_USE_LV_FS 1415 bool "Use lvgl file path in FFmpeg Player widget" 1416 depends on LV_USE_FFMPEG 1417 default n 1418 help 1419 You won't be able to open URLs after enabling this feature. 1420 Note that FFmpeg image decoder will always use lvgl file system. 1421 endmenu 1422 1423 menu "Others" 1424 config LV_USE_SNAPSHOT 1425 bool "Enable API to take snapshot" 1426 default n if !LV_CONF_MINIMAL 1427 1428 config LV_USE_SYSMON 1429 bool "Enable system monitor component" 1430 default n 1431 1432 config LV_USE_PERF_MONITOR 1433 bool "Show CPU usage and FPS count" 1434 depends on LV_USE_SYSMON 1435 1436 choice 1437 prompt "Performance monitor position" 1438 depends on LV_USE_PERF_MONITOR 1439 default LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT 1440 1441 config LV_PERF_MONITOR_ALIGN_TOP_LEFT 1442 bool "Top left" 1443 config LV_PERF_MONITOR_ALIGN_TOP_MID 1444 bool "Top middle" 1445 config LV_PERF_MONITOR_ALIGN_TOP_RIGHT 1446 bool "Top right" 1447 config LV_PERF_MONITOR_ALIGN_BOTTOM_LEFT 1448 bool "Bottom left" 1449 config LV_PERF_MONITOR_ALIGN_BOTTOM_MID 1450 bool "Bottom middle" 1451 config LV_PERF_MONITOR_ALIGN_BOTTOM_RIGHT 1452 bool "Bottom right" 1453 config LV_PERF_MONITOR_ALIGN_LEFT_MID 1454 bool "Left middle" 1455 config LV_PERF_MONITOR_ALIGN_RIGHT_MID 1456 bool "Right middle" 1457 config LV_PERF_MONITOR_ALIGN_CENTER 1458 bool "Center" 1459 endchoice 1460 1461 config LV_USE_PERF_MONITOR_LOG_MODE 1462 bool "Prints performance data using log" 1463 depends on LV_USE_PERF_MONITOR 1464 default n 1465 1466 config LV_USE_MEM_MONITOR 1467 bool "Show the used memory and the memory fragmentation" 1468 default n 1469 depends on LV_USE_BUILTIN_MALLOC && LV_USE_SYSMON 1470 1471 choice 1472 prompt "Memory monitor position" 1473 depends on LV_USE_MEM_MONITOR 1474 default LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT 1475 1476 config LV_MEM_MONITOR_ALIGN_TOP_LEFT 1477 bool "Top left" 1478 config LV_MEM_MONITOR_ALIGN_TOP_MID 1479 bool "Top middle" 1480 config LV_MEM_MONITOR_ALIGN_TOP_RIGHT 1481 bool "Top right" 1482 config LV_MEM_MONITOR_ALIGN_BOTTOM_LEFT 1483 bool "Bottom left" 1484 config LV_MEM_MONITOR_ALIGN_BOTTOM_MID 1485 bool "Bottom middle" 1486 config LV_MEM_MONITOR_ALIGN_BOTTOM_RIGHT 1487 bool "Bottom right" 1488 config LV_MEM_MONITOR_ALIGN_LEFT_MID 1489 bool "Left middle" 1490 config LV_MEM_MONITOR_ALIGN_RIGHT_MID 1491 bool "Right middle" 1492 config LV_MEM_MONITOR_ALIGN_CENTER 1493 bool "Center" 1494 endchoice 1495 1496 menuconfig LV_USE_PROFILER 1497 bool "Runtime performance profiler" 1498 1499 if LV_USE_PROFILER 1500 1501 config LV_USE_PROFILER_BUILTIN 1502 bool "Enable the built-in profiler" 1503 default y 1504 config LV_PROFILER_BUILTIN_BUF_SIZE 1505 int "Default profiler trace buffer size in bytes" 1506 depends on LV_USE_PROFILER_BUILTIN 1507 default 16384 1508 config LV_PROFILER_INCLUDE 1509 string "Header to include for the profiler" 1510 default "lvgl/src/misc/lv_profiler_builtin.h" 1511 1512 config LV_PROFILER_LAYOUT 1513 bool "Enable layout profiler" 1514 default y 1515 1516 config LV_PROFILER_REFR 1517 bool "Enable disp refr profiler" 1518 default y 1519 1520 config LV_PROFILER_DRAW 1521 bool "Enable draw profiler" 1522 default y 1523 1524 config LV_PROFILER_INDEV 1525 bool "Enable indev profiler" 1526 default y 1527 1528 config LV_PROFILER_DECODER 1529 bool "Enable decoder profiler" 1530 default y 1531 1532 config LV_PROFILER_FONT 1533 bool "Enable font profiler" 1534 default y 1535 1536 config LV_PROFILER_FS 1537 bool "Enable fs profiler" 1538 default y 1539 1540 config LV_PROFILER_STYLE 1541 bool "Enable style profiler" 1542 default n 1543 1544 config LV_PROFILER_TIMER 1545 bool "Enable timer profiler" 1546 default y 1547 1548 config LV_PROFILER_CACHE 1549 bool "Enable cache profiler" 1550 default y 1551 1552 config LV_PROFILER_EVENT 1553 bool "Enable event profiler" 1554 default y 1555 1556 endif # LV_USE_PROFILER 1557 1558 config LV_USE_MONKEY 1559 bool "Enable Monkey test" 1560 default n 1561 1562 config LV_USE_GRIDNAV 1563 bool "Enable grid navigation" 1564 default n 1565 1566 config LV_USE_FRAGMENT 1567 bool "Enable lv_obj fragment" 1568 default n 1569 1570 config LV_USE_IMGFONT 1571 bool "Support using images as font in label or span widgets" 1572 default n 1573 1574 config LV_USE_OBSERVER 1575 bool "Observer" 1576 default y 1577 1578 config LV_USE_IME_PINYIN 1579 bool "Enable Pinyin input method" 1580 default n 1581 config LV_IME_PINYIN_USE_K9_MODE 1582 bool "Enable Pinyin input method 9 key input mode" 1583 depends on LV_USE_IME_PINYIN 1584 default n 1585 config LV_IME_PINYIN_K9_CAND_TEXT_NUM 1586 int "Maximum number of candidate panels for 9-key input mode" 1587 depends on LV_IME_PINYIN_USE_K9_MODE 1588 default 3 1589 config LV_IME_PINYIN_USE_DEFAULT_DICT 1590 bool "Use built-in Thesaurus" 1591 depends on LV_USE_IME_PINYIN 1592 default y 1593 help 1594 If you do not use the default thesaurus, be sure to use lv_ime_pinyin after setting the thesaurus 1595 config LV_IME_PINYIN_CAND_TEXT_NUM 1596 int "Maximum number of candidate panels" 1597 depends on LV_USE_IME_PINYIN 1598 default 6 1599 help 1600 Set the maximum number of candidate panels that can be displayed. 1601 This needs to be adjusted according to the size of the screen. 1602 1603 config LV_USE_FILE_EXPLORER 1604 bool "Enable file explorer" 1605 default n 1606 config LV_FILE_EXPLORER_PATH_MAX_LEN 1607 int "Maximum length of path" 1608 depends on LV_USE_FILE_EXPLORER 1609 default 128 1610 config LV_FILE_EXPLORER_QUICK_ACCESS 1611 bool "Enable quick access bar" 1612 depends on LV_USE_FILE_EXPLORER 1613 default y 1614 help 1615 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. 1616 1617 config LV_USE_FONT_MANAGER 1618 bool "Enable freetype font manager" 1619 depends on LV_USE_FREETYPE 1620 default n 1621 config LV_FONT_MANAGER_NAME_MAX_LEN 1622 int "Font manager name max length" 1623 depends on LV_USE_FONT_MANAGER 1624 default 32 1625 config LV_USE_XML 1626 bool "Enable loading XML UIs runtime" 1627 config LVGL_VERSION_MAJOR 1628 int 1629 default 9 # LVGL_VERSION_MAJOR 1630 config LVGL_VERSION_MINOR 1631 int 1632 default 3 # LVGL_VERSION_MINOR 1633 config LVGL_VERSION_PATCH 1634 int 1635 default 0 # LVGL_VERSION_PATCH 1636 endmenu 1637 1638 menu "Devices" 1639 config LV_USE_SDL 1640 bool "Use SDL to open window on PC and handle mouse and keyboard" 1641 default n 1642 config LV_SDL_INCLUDE_PATH 1643 string "SDL include path" 1644 depends on LV_USE_SDL 1645 default "SDL2/SDL.h" 1646 1647 choice 1648 prompt "SDL rendering mode" 1649 depends on LV_USE_SDL 1650 default LV_SDL_RENDER_MODE_DIRECT 1651 help 1652 LV_DISPLAY_RENDER_MODE_DIRECT is recommended for best performance 1653 1654 config LV_SDL_RENDER_MODE_PARTIAL 1655 bool "Use the buffer(s) to render the screen is smaller parts" 1656 1657 config LV_SDL_RENDER_MODE_DIRECT 1658 bool "Only the changed areas will be updated with 2 screen sized buffers" 1659 1660 config LV_SDL_RENDER_MODE_FULL 1661 bool "Always redraw the whole screen even if only one pixel has been changed with 2 screen sized buffers" 1662 endchoice 1663 1664 choice 1665 prompt "SDL buffer size" 1666 depends on LV_USE_SDL 1667 default LV_SDL_SINGLE_BUFFER 1668 1669 config LV_SDL_SINGLE_BUFFER 1670 bool "One screen-sized buffer" 1671 1672 config LV_SDL_DOUBLE_BUFFER 1673 bool "Two screen-sized buffer" 1674 depends on !LV_SDL_RENDER_MODE_PARTIAL 1675 1676 config LV_SDL_CUSTOM_BUFFER 1677 bool "Custom-sized buffer" 1678 depends on LV_SDL_RENDER_MODE_PARTIAL 1679 endchoice 1680 1681 config LV_SDL_BUFFER_COUNT 1682 int 1683 depends on LV_USE_SDL 1684 default 0 if LV_SDL_CUSTOM_BUFFER 1685 default 1 if LV_SDL_SINGLE_BUFFER 1686 default 2 if LV_SDL_DOUBLE_BUFFER 1687 1688 config LV_SDL_ACCELERATED 1689 bool "Use hardware acceleration" 1690 depends on LV_USE_SDL 1691 default y 1692 1693 config LV_SDL_FULLSCREEN 1694 bool "SDL fullscreen" 1695 depends on LV_USE_SDL 1696 default n 1697 1698 config LV_SDL_DIRECT_EXIT 1699 bool "Exit the application when all SDL windows are closed" 1700 depends on LV_USE_SDL 1701 default y 1702 1703 choice 1704 prompt "SDL mousewheel mode" 1705 depends on LV_USE_SDL 1706 default LV_SDL_MOUSEWHEEL_MODE_ENCODER 1707 1708 config LV_SDL_MOUSEWHEEL_MODE_ENCODER 1709 bool "The mousewheel emulates an encoder input device" 1710 1711 config LV_SDL_MOUSEWHEEL_MODE_CROWN 1712 bool "The mousewheel emulates a smart watch crown" 1713 endchoice 1714 1715 config LV_SDL_MOUSEWHEEL_MODE 1716 int 1717 depends on LV_USE_SDL 1718 default 0 if LV_SDL_MOUSEWHEEL_MODE_ENCODER 1719 default 1 if LV_SDL_MOUSEWHEEL_MODE_CROWN 1720 1721 config LV_USE_X11 1722 bool "Use X11 window manager to open window on Linux PC and handle mouse and keyboard" 1723 default n 1724 config LV_X11_DOUBLE_BUFFER 1725 bool "Use double buffers for lvgl rendering" 1726 depends on LV_USE_X11 1727 default y 1728 config LV_X11_DIRECT_EXIT 1729 bool "Exit the application when all X11 windows have been closed" 1730 depends on LV_USE_X11 1731 default y 1732 choice 1733 prompt "X11 device render mode" 1734 depends on LV_USE_X11 1735 default LV_X11_RENDER_MODE_PARTIAL 1736 1737 config LV_X11_RENDER_MODE_PARTIAL 1738 bool "Partial render mode (preferred)" 1739 help 1740 Use the buffer(s) to render the screen is smaller parts. This way the buffers can be smaller then the display to save RAM. 1741 Appr. 1/10 screen size buffer(s) are used. 1742 config LV_X11_RENDER_MODE_DIRECT 1743 bool "Direct render mode" 1744 help 1745 The buffer(s) has to be screen sized and LVGL will render into the correct location of the buffer. This way the buffer always contain the whole image. Only the changed ares will be updated. 1746 With 2 buffers the buffers' content are kept in sync automatically and in flush_cb only address change is required. 1747 config LV_X11_RENDER_MODE_FULL 1748 bool "Full render mode" 1749 help 1750 Always redraw the whole screen even if only one pixel has been changed. 1751 With 2 buffers in flush_cb only and address change is required. 1752 endchoice 1753 1754 config LV_USE_WAYLAND 1755 bool "Use the wayland client to open a window and handle inputs on Linux or BSD" 1756 default n 1757 config LV_WAYLAND_WINDOW_DECORATIONS 1758 bool "Draw client side window decorations, only necessary on Mutter (GNOME)" 1759 depends on LV_USE_WAYLAND 1760 default n 1761 config LV_WAYLAND_WL_SHELL 1762 bool "Support the legacy wl_shell instead of the default XDG Shell protocol" 1763 depends on LV_USE_WAYLAND 1764 default n 1765 1766 config LV_USE_LINUX_FBDEV 1767 bool "Use Linux framebuffer device" 1768 default n 1769 config LV_LINUX_FBDEV_BSD 1770 bool "Use BSD flavored framebuffer device" 1771 depends on LV_USE_LINUX_FBDEV 1772 default n 1773 1774 choice 1775 prompt "Framebuffer device render mode" 1776 depends on LV_USE_LINUX_FBDEV 1777 default LV_LINUX_FBDEV_RENDER_MODE_PARTIAL 1778 1779 config LV_LINUX_FBDEV_RENDER_MODE_PARTIAL 1780 bool "Partial mode" 1781 help 1782 Use the buffer(s) to render the screen is smaller parts. This way the buffers can be smaller then the display to save RAM. At least 1/10 screen size buffer(s) are recommended. 1783 1784 config LV_LINUX_FBDEV_RENDER_MODE_DIRECT 1785 bool "Direct mode" 1786 help 1787 The buffer(s) has to be screen sized and LVGL will render into the correct location of the buffer. This way the buffer always contain the whole image. Only the changed ares will be updated. With 2 buffers the buffers' content are kept in sync automatically and in flush_cb only address change is required. 1788 1789 config LV_LINUX_FBDEV_RENDER_MODE_FULL 1790 bool "Full mode" 1791 help 1792 Always redraw the whole screen even if only one pixel has been changed. With 2 buffers in flush_cb only and address change is required. 1793 1794 endchoice 1795 1796 choice 1797 prompt "Framebuffer size" 1798 depends on LV_USE_LINUX_FBDEV 1799 default LV_LINUX_FBDEV_SINGLE_BUFFER 1800 1801 config LV_LINUX_FBDEV_SINGLE_BUFFER 1802 bool "One screen-sized buffer" 1803 1804 config LV_LINUX_FBDEV_DOUBLE_BUFFER 1805 bool "Two screen-sized buffer" 1806 depends on !LV_LINUX_FBDEV_RENDER_MODE_PARTIAL 1807 1808 config LV_LINUX_FBDEV_CUSTOM_BUFFER 1809 bool "Custom-sized buffer" 1810 depends on LV_LINUX_FBDEV_RENDER_MODE_PARTIAL 1811 1812 endchoice 1813 1814 config LV_LINUX_FBDEV_BUFFER_COUNT 1815 int 1816 depends on LV_USE_LINUX_FBDEV 1817 default 0 if LV_LINUX_FBDEV_CUSTOM_BUFFER 1818 default 1 if LV_LINUX_FBDEV_SINGLE_BUFFER 1819 default 2 if LV_LINUX_FBDEV_DOUBLE_BUFFER 1820 1821 config LV_LINUX_FBDEV_BUFFER_SIZE 1822 int "Custom partial buffer size (in number of rows)" 1823 depends on LV_USE_LINUX_FBDEV && LV_LINUX_FBDEV_CUSTOM_BUFFER 1824 default 60 1825 1826 config LV_USE_NUTTX 1827 bool "Use Nuttx to open window and handle touchscreen" 1828 default n 1829 1830 config LV_USE_NUTTX_INDEPENDENT_IMAGE_HEAP 1831 bool "Use independent image heap" 1832 depends on LV_USE_NUTTX 1833 default n 1834 1835 config LV_USE_NUTTX_LIBUV 1836 bool "Use uv loop to replace default timer loop and other fb/indev timers" 1837 depends on LV_USE_NUTTX 1838 default n 1839 1840 config LV_USE_NUTTX_CUSTOM_INIT 1841 bool "Use Custom Nuttx init API to open window and handle touchscreen" 1842 depends on LV_USE_NUTTX 1843 default n 1844 1845 config LV_USE_NUTTX_LCD 1846 bool "Use NuttX LCD device" 1847 depends on LV_USE_NUTTX 1848 default n 1849 1850 choice 1851 prompt "NuttX LCD buffer size" 1852 depends on LV_USE_NUTTX_LCD 1853 default LV_NUTTX_LCD_SINGLE_BUFFER 1854 1855 config LV_NUTTX_LCD_SINGLE_BUFFER 1856 bool "One screen-sized buffer" 1857 1858 config LV_NUTTX_LCD_DOUBLE_BUFFER 1859 bool "Two screen-sized buffer" 1860 1861 config LV_NUTTX_LCD_CUSTOM_BUFFER 1862 bool "Custom-sized buffer" 1863 1864 endchoice 1865 1866 config LV_NUTTX_LCD_BUFFER_COUNT 1867 int 1868 depends on LV_USE_NUTTX_LCD 1869 default 0 if LV_NUTTX_LCD_CUSTOM_BUFFER 1870 default 1 if LV_NUTTX_LCD_SINGLE_BUFFER 1871 default 2 if LV_NUTTX_LCD_DOUBLE_BUFFER 1872 1873 config LV_NUTTX_LCD_BUFFER_SIZE 1874 int "Custom partial buffer size (in number of rows)" 1875 depends on LV_USE_NUTTX_LCD && LV_NUTTX_LCD_CUSTOM_BUFFER 1876 default 60 1877 1878 config LV_USE_NUTTX_TOUCHSCREEN 1879 bool "Use NuttX touchscreen driver" 1880 depends on LV_USE_NUTTX 1881 default n 1882 1883 config LV_NUTTX_TOUCHSCREEN_CURSOR_SIZE 1884 int "Touchscreen cursor size in pixels" 1885 depends on LV_USE_NUTTX_TOUCHSCREEN 1886 default 0 1887 help 1888 Set to 0 to disable cursor, or set to a value greater than 0 to set the cursor size in pixels. 1889 1890 config LV_USE_LINUX_DRM 1891 bool "Use Linux DRM device" 1892 default n 1893 1894 config LV_USE_TFT_ESPI 1895 bool "Use TFT_eSPI driver" 1896 default n 1897 1898 config LV_USE_EVDEV 1899 bool "Use evdev input driver" 1900 default n 1901 1902 config LV_USE_LIBINPUT 1903 bool "Use libinput input driver" 1904 default n 1905 1906 config LV_LIBINPUT_BSD 1907 bool "Use the BSD variant of the libinput input driver" 1908 depends on LV_USE_LIBINPUT 1909 default n 1910 1911 config LV_LIBINPUT_XKB 1912 bool "Enable full keyboard support via XKB" 1913 depends on LV_USE_LIBINPUT 1914 default n 1915 1916 config LV_USE_ST7735 1917 bool "Use ST7735 LCD driver" 1918 default n 1919 1920 config LV_USE_ST7789 1921 bool "Use ST7789 LCD driver" 1922 default n 1923 1924 config LV_USE_ST7796 1925 bool "Use ST7796 LCD driver" 1926 default n 1927 1928 config LV_USE_ILI9341 1929 bool "Use ILI9341 LCD driver" 1930 default n 1931 1932 config LV_USE_GENERIC_MIPI 1933 bool "Generic MIPI driver" 1934 default y if LV_USE_ST7735 || LV_USE_ST7789 || LV_USE_ST7796 || LV_USE_ILI9341 1935 1936 config LV_USE_RENESAS_GLCDC 1937 bool "Use Renesas GLCDC driver" 1938 default n 1939 1940 config LV_USE_ST_LTDC 1941 bool "Driver for ST LTDC" 1942 default n 1943 1944 config LV_ST_LTDC_USE_DMA2D_FLUSH 1945 bool "Only used for created partial mode LTDC displays" 1946 default n 1947 depends on LV_USE_ST_LTDC && !LV_USE_DRAW_DMA2D 1948 1949 config LV_USE_WINDOWS 1950 bool "Use LVGL Windows backend" 1951 depends on LV_OS_WINDOWS 1952 default n 1953 1954 config LV_USE_UEFI 1955 bool "Use LVGL UEFI backend" 1956 default n 1957 1958 config LV_USE_UEFI_INCLUDE 1959 string "Header that hides the actual framework (EDK2, gnu-efi, ...)" 1960 depends on LV_USE_UEFI 1961 default "myefi.h" 1962 1963 config LV_UEFI_USE_MEMORY_SERVICES 1964 bool "Use the memory services from the boot services table" 1965 depends on LV_USE_UEFI 1966 default n 1967 1968 config LV_USE_OPENGLES 1969 bool "Use GLFW and OpenGL to open window on PC and handle mouse and keyboard" 1970 default n 1971 1972 config LV_USE_OPENGLES_DEBUG 1973 bool "Enable debug mode for OpenGL" 1974 depends on LV_USE_OPENGLES 1975 default n 1976 1977 config LV_USE_QNX 1978 bool "Use a QNX Screen window as a display" 1979 default n 1980 1981 config LV_QNX_BUF_COUNT 1982 int 1983 depends on LV_USE_QNX 1984 default 1 1985 endmenu 1986 1987 menu "Examples" 1988 config LV_BUILD_EXAMPLES 1989 bool "Enable the examples to be built" 1990 default y if !LV_CONF_MINIMAL 1991 endmenu 1992 1993 menu "Demos" 1994 config LV_USE_DEMO_WIDGETS 1995 bool "Show some widget" 1996 default n 1997 1998 config LV_USE_DEMO_KEYPAD_AND_ENCODER 1999 bool "Demonstrate the usage of encoder and keyboard" 2000 default n 2001 2002 config LV_USE_DEMO_BENCHMARK 2003 bool "Benchmark your system" 2004 default n 2005 select LV_FONT_MONTSERRAT_14 2006 select LV_FONT_MONTSERRAT_20 2007 select LV_FONT_MONTSERRAT_24 2008 select LV_FONT_MONTSERRAT_26 2009 select LV_USE_DEMO_WIDGETS 2010 config LV_USE_DEMO_RENDER 2011 bool "Render test for each primitives. Requires at least 480x272 display" 2012 default n 2013 2014 config LV_USE_DEMO_SCROLL 2015 bool "Scroll settings test for LVGL" 2016 default n 2017 2018 config LV_USE_DEMO_STRESS 2019 bool "Stress test for LVGL" 2020 default n 2021 2022 config LV_USE_DEMO_TRANSFORM 2023 bool "Transform test for LVGL" 2024 default n 2025 depends on LV_FONT_MONTSERRAT_18 2026 2027 config LV_USE_DEMO_MUSIC 2028 bool "Music player demo" 2029 default n 2030 config LV_DEMO_MUSIC_SQUARE 2031 bool "Enable Square" 2032 depends on LV_USE_DEMO_MUSIC 2033 default n 2034 config LV_DEMO_MUSIC_LANDSCAPE 2035 bool "Enable Landscape" 2036 depends on LV_USE_DEMO_MUSIC 2037 default n 2038 config LV_DEMO_MUSIC_ROUND 2039 bool "Enable Round" 2040 depends on LV_USE_DEMO_MUSIC 2041 default n 2042 config LV_DEMO_MUSIC_LARGE 2043 bool "Enable Large" 2044 depends on LV_USE_DEMO_MUSIC 2045 default n 2046 config LV_DEMO_MUSIC_AUTO_PLAY 2047 bool "Enable Auto play" 2048 depends on LV_USE_DEMO_MUSIC 2049 default n 2050 2051 config LV_USE_DEMO_FLEX_LAYOUT 2052 bool "Flex layout previewer" 2053 default n 2054 config LV_USE_DEMO_MULTILANG 2055 bool "multi-language demo" 2056 default n 2057 config LV_USE_DEMO_VECTOR_GRAPHIC 2058 bool "vector graphic demo" 2059 default n 2060 depends on LV_USE_VECTOR_GRAPHIC 2061 config LV_USE_DEMO_SMARTWATCH 2062 bool "Smartwatch demo" 2063 config LV_USE_DEMO_EBIKE 2064 bool "Ebike demo" 2065 config LV_USE_DEMO_HIGH_RES 2066 bool "High resolution demo" 2067 endmenu 2068 2069endmenu 2070
