Lvgl font size

Lvgl font size

To set the source of an image, use lv_image_set_src ( img , src ) . 0. Using Arduino. png 1199 Jul 2, 2022 · No way. Dec 6, 2018 · There is a function for adding a font as child to parent font (sorry, here I don't clearly understand the meaning of "charter set", if shouldn't it be a "character set"? ) void lv_font_add(lv_font_t * child, lv_font_t * parent), but no function to remove (all or just child) dynamically created font. elgerg October 2, 2019, 7:55pm 5. 11 with esp_lvgl_port 1. In LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). Layouts — LVGL documentation. The code block (s) should be formatted like: /*void lv_example_spinbox_1(void) {. Feb 15, 2024 · Change Text Size on lvgl. h: No such file or directory. So I have asked the design guys to give me the height in px, I put the same there. Freetype fonts definitely take longer to render than precompiled fonts. 8. All characters fit into this height . If the text would be outside the size of the label Feb 20, 2024 · What LVGL version are you using? 8. Users can select required glyphs only (subsetting). For example, if the label text is “Good Morning” , I want to assign 20px font to the word Sep 23, 2019 · Saved searches Use saved searches to filter your results more quickly Sep 25, 2019 · LVGL Forum How do you increase font size/scale? How-to. png 912×864 29. You can modify these macros ( LV_FREETYPE_CACHE_SIZE LV_FREETYPE_CACHE_FT_FACES LV_FREETYPE_CACHE_FT_SIZES ) to increase the cache size and reduce rendering time. Add a code snippet which can run in the simulator. Of-course user should free related things In LVGL fonts are collections of bitmaps and other information required to render the images of the letters (glyph). I’ve enabled #define LV_FONT_ROBOTO_28 1 in lv_config. such as lv_font_montserrat_32; What MCU/Processor/Board and compiler are you using? Arm. 60, such that the integral part in larger font size 96 and the decimal place with “. If • does not exist in the font, * will be used. In my application, I need to display pop-ups with the following Mar 23, 2021 · Working in keil IDE on stm32H7 mcu lvgl v 7. For example, internal font lv_font_montserrat_18 as name says, shall have Oct 5, 2019 · That simplifies reproduction and helps to avoid errors next time. Parameters: size_res-- pointer to a 'point_t' variable to store the result . Preserves kerning info. the label did not change. It will allocate a buffer dynamically, and the provided string will be copied into that buffer. Check the Online demos to see LVGL in action (3 minutes) Read the Introduction page of the documentation (5 minutes) Get familiar with the basics on the Quick overview page (15 minutes) Start to Use LVGL. 9 KB) Set text ¶. lv_obj_t * list1 = lv_list_create(lv_scr_act Usage ¶. The text area supports password mode which can be enabled with lv_textarea_set_password_mode(textarea, true). Learn more about Events. Displays. 10 and cant change font. embeddedt July 13, 2020, 10:20pm 2. I need to solve the problem of automatically adjusting the font size according to the text that is inserted in the label. Buttons have no new features compared to the Base object. v7-0. lv_binfont_load ( &my_font, "F:/font. Aug 24, 2020 · I can see only custom function called with argument of 28 number, which tells nothing about font size. Maybe there is a better way? What MCU/Processor/Board and compiler are you using? ESP32 Dev board with an ILI9341 display PlatformIO on Windows text_opa Set the opacity of the text. I need to dynamically display different texts and sizes, which requires loading a large font library with various sizes. Using padding will add space on the sides. c) by use of online font converter and copied file to root of esp32. To do so, use lv_label_set_text_static(label, "Text"). headerText = lv_label_create(lv_scr_act()); lv_obj_set_width Jan 2, 2020 · Hello, succeeded in writing some labels to “ESP-WROVER-KIT V4. They are useful for semantic purposes and have slightly different default settings. For example: lv_style_set_text_font(&my_style, &lv_font_montserrat_28); /*Set a larger font*/. table. [中文] Aug 14, 2021 · Hello, So our design guys used a font of size 24 in our design, but the font converter requires me to put the values in height(px). When you’ve settled on a font, you can easily switch to --format lvgl to generate the code. Compression. line breaks. I’m not an expert of FreeType (nor the details of how it’s integrated to LVGL) but if you are using the same font with 10 sizes you can set. With you own font you may use unicode characters, unlike embedded font. 例如：. The TTF font file is too large,several hundred KB or several MB. text-- pointer to a text . If created using lv. You would change the font on the buttons. All related tools are updated to work with LVGL v9. The label style properties affect the style of text. The concept in a nutshell is as follows: - A style is an lv_style_t variable which can hold properties like border width, text color and so on. Supported image formats: determined by enabled LVGL image decoders. To see if the current one is the last chunk of rendering use lv_display_flush_is_last (display). Created font C-file (roboto_80. Dec 6, 2021 · Description Hi, I am new to LVGL and have tried many of the excellent example widgets with success. kisvegabor September 25, 2019, 6:17am 2. Given a font and text string in UTF-8 (can be a May 8, 2024 · Style with new font size is not working on lv_label objects. image. 1 What do you want to achieve? Display Oct 12, 2020 · But when I run the program, all the fonts I use become the same size. 4. bin" ); If you have loaded the font to the flash, you need to enable MEMFS. Use lv_imgfont_destroy(imgfont) to destroy a imgfont that is no longer used. Usage; Notes Layouts can update the position and size of an object's children. Does the size of space rely on font size?( the larger the font size, the larger the spacing ) or the size of space is the number of lcd dot (pixel) set by value? ( no matter how big the font size is, the spacing won’t change ) Below is the example if set value is the 字体（Fonts） ¶. Segoe_UI_Regular. All I need to do is display ASCII text on a black (or fixed-color) background. Dec 4, 2023 · and export to the file name of “lv_font_montserrat_14. Hi I would like to know the best way to have two different size fonts right next to each other. Chnage: lv_font_t * lv_binfont_create (const char * font_name) Loads a lv_font_t object from a binary font file . Description I am trying to reduce the memory usage for storing fonts. almir August 30, 2021, 5:07pm 4. twaik July 13, 2020, 10:22pm 3. Labels are able to show text from a static character buffer. Usage; Notes Apr 18, 2024 · mute_symbol. 6 KB. 字体（Fonts）. h and added the following into my code: ` static lv_style_t st; lv_style_copy ( &s…. What can be the problem? Change font size with Tiny_TTF; API; QR code. g. copy it to lvgl/src/font folder, modify symbol definition on lv_symbol_def. Jun 22, 2022 · kisvegabor July 3, 2022, 9:25am 6. Styles. Chnage: In LVGL fonts are collections of bitmaps and other information required to render the images of the letters (glyph). Events No special events are sent by the List, but sent by the Button as usual. This tutorial will use 7. line_space-- line space of the text . that can be an image or symbol. lv_style_set_text_font(&style, LV_STATE_DEFAULT, &lv_font_montserrat_48); I am almost sorry I ask this question because similar ones were asked (and answered) before but it seems that the approach has changed in version 7 Nov 16, 2023 · How-to. I think it’s the only way I can change the font size. LV_FREETYPE_CACHE_FT_SIZES to 10. c file, specify the output file name, size, font range and symbol code from fontawesome file. Styles are used to set the appearance of objects. Convert non-TTF/WOFF bitmap fonts to lvgl font format. The text starts to scroll horizontally if it's too long. Try to use it instead of raw undefined numbers. It might be useful. But I had to take it 20 in the converter. Upon assignment, the target part ( pseudo-element in CSS) and Nov 19, 2020 · It works, Also I got it with this solution. LVGL doesn't start, randomly crashes or nothing is drawn on the display. Description I want to change the font size of the tabs I am using. 1 version of the LVGL library. So if you use a bigger font the box will resize to suite, but if you would like to change the size of the box independently of this is a way you could do it: lv_obj_t * cb; cb = lv_checkbox_create(lv_scr_act()); Aug 30, 2021 · Hi @kisvegabor , @embeddedt Description I am using lv_style_set_text_letter_space (value) to add the space between letters. text. lv_point_t p; _lv_txt_ap_proc(my_str, ctx_text); _lv_txt_get_size(&p, ctxi_text, my_font, 0, 0, LV_COORD_MAX, LV_TXT_FLAG_EXPAND); p. in conf. The Message box's main part is called LV_MSGBOX_PART_MAIN and it uses all the typical background style properties. ) Optionally, an icon to be displayed under In LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). Code to reproduce. About font scaling, is there any latest progress? I am using the lvgl MicroPython version, primarily for Chinese fonts. Skip to content. Mar 22, 2022 · LVGL sample code to change font Post by mediaRif » Tue Mar 22, 2022 5:10 am I'm hoping somebody can post a very simple example of how to change the font size in the ESP32 port of the LVGL library (LVGL V8). You can set the text on a label at runtime with lv_label_set_text(label, "New text"). Jun 13, 2024 · Get size of a text. A font is stored in a lv_font_t variable and can be set in style's text_font field. 字体具有 bpp（像素位数） 属性，它显示了使用多少位来描述字体中的像素 Aug 29, 2019 · this is done by word and the font is swiss 721 black condensed bt. h, the animation, anti-aliasing, shadow, group, file system are turned off. In main. Set COORD_MAX to avoid Mar 12, 2020 · In some cases, scaling down may be possible, but my plan is to have a pixel based font in the smallest possible size to save memory space, and then scale up during runtime to the needed size. Nov 20, 2020 · When you have your LCD up and running, next step is to adapt LVGL to your display setup. Hi, I created a simple GUI with a text area and a Oct 11, 2020 · In this form you may set text height. To create a new imgfont use lv_imgfont_create (height, path_cb, user_data). Nov 18, 2020 · Description I want to increase the font size of a labels, is there any form to increase without change the font? What MCU/Processor/Board and compiler are you using? ESP32 with Arduino IDE an ILI9341 display What LVGL version are you using? v. h. Returns: pointer to font where to load . By default, a font will use up to 4KB of cache to speed up rendering glyphs. ttf and the spacing of 1 and 00 are different. kern table format0 size = 5008 +3ms font Oct 4, 2019 · Yay, that worked! You may want to put some validation on that field to prevent anyone else falling into the same trap thinking it would default to ASCI. Chart. static char Aug 21, 2023 · Adding LVGL and simply calling lv_init () and initializing and registering a display, with default lv_conf. You can override Draw method and do it by yourself. You need to change vertical fit property of the button to NONE, then you can set height as normal. h I was getting a new program size of 436 KB. lygz5016 April 6, 2021, Jan 5, 2022 · Description I would lie to have n+1 rows in a table to be a smaller font than the header What MCU/Processor/Board and compiler are you using? Simulator What LVGL version are you using? 8. and a text. you could make your own custom *. Thanks. glyph table size = 5104 +0ms font. I want to change the text size on my Display in the boxes of the Apr 9, 2020 · I am very new to coding, sorry if this is trivial. Also I would like to set the height of the tab buttons smaller but I can’t find how to do. They can be used to automatically arrange the children into a line or column, or in much more complicated forms. height used to indicate the size of a imgfont. enumerator LV_FIT_MAX¶ Align the size to the parent's edge first but if there is an object out of it then get larger . As requested: image. Do not change the size automatically . It should contain only the relevant code that compiles without errors when separated from your main code base. Recolor bars based on their value. Converts TTF/WOFF/OTF fonts to compact format, suitable for small embedded systems. Apr 17, 2024 · I use the LVGL library version 8. Alternatively, you can download whole project from my GitHub. Jul 13, 2020 · Screenshot and/or video. x contains the total width in pixels. kern 104 kerned glyphs of 161, 72 max list, 1668 total pairs +0ms font. What MCU/Processor/Board and compiler are you using? Simlator What LVGL version are you using? 8. nguyenan-ble1 July 3, 2022, 1:03pm 7. In this case, the text is not stored in the dynamic memory and the given buffer is used directly instead. LVGL contains a lot of good resources, but need to dig. Keys a text with Symbols. Returns: the height of a font . draw No; text_font Set the font of the text (a pointer lv_font_t *). Styles can be assigned to objects to change their appearance. /*Init freetype library *Cache max 64 faces and 1 size*/ lv lv_list_add_button (list, icon, text) adds a full-width button with an icon. 0 Want to achieve: Want to customize the appearance of a floating-point variable e. By the way, I’ve just come across the Hqx algorithm which designed for 1 bit images. Enable LV_USE_IMGFONT in lv_conf. zip (179. Set up a Simulator (10 minutes) Try out some Examples; Port LVGL to a board. you can see the lv_font_montserrat_14. anon73791316 February 15, 2024, 5:21pm 1. I’m using v6. Hi, I am running LVGL in version V8. tiny_ttf_create_file, the rendering on ESP32S3 is too slow. My first attempt got me close. 3. loca table size = 336 +0ms font. path_cb Used to get the image path of the specified unicode. Draw buffers The draw buffers can be set with lv_display_set_buffers (display, buf1, buf2, buf_size_byte, render_mode) buf1 a buffer where LVGL can render . With lv_label_set_text_fmt(label Image font Draw image in label or span obj with lv_imgfont. Parameters: Draw an image to the canvas. My project will have a number of labels which will require local changes to their font size. c”. Or you can add child label objects for each word to subitem. What have you tried so far? Just padding the text to overflow the box, but this doesn’t take into consideration the text width, so have to guess how many blank spaces to apply. h ive set #define LV_FONT_MONTSERRAT_26 1 global: extern lv_font_t lv_font_montserrat_26; static lv_style_t label_style; static … Mar 11, 2020 · All you need to do is to modify lv_font_get_bitmap_fmt_txt and lv_font_get_glyph_dsc_fmt_txt to returned the upscaled bitmap and coordinates. After a font is created, you can change the font size in pixels by using lv_tiny_ttf_set_size (font, font_size). Fonts have a bpp (bits per pixel) property. Axis ticks and labels with scrolling. Hi, We will release LVGL v9 tomorrow (January 15) so I suggest v9 from the master branch. Faded area line chart with custom division lines. To create a new imgfont use lv_imgfont_create(height, path_cb). Aug 15, 2021 · In the below image, take the statusbar clock, font is Segoe UI regular, size 16px in adobeXD. Thanks for your support. I had a similar issue which in my case is related to my use of the #define LV_DPI_DEF 130 /*[px/inch]*/ which I set at a much lower value for my application to obtain Feb 10, 2022 · While it’s not 100% the same to compiled C, the size of the structs vs. 2. Underlines can be applied by setting the text_decor style property to LV_TEXT_DECOR_UNDERLINE. (cc @puzrin) You can set style. letter_space to a negative value. Mar 26, 2022 · guoweilkd commented on Apr 5, 2022. 1 What do you want to achieve? Make the font smaller for the major tick numbers What have you tried so far? Searched Meter (lv Oct 6, 2020 · Here is the correct way to find text width in pixels. A font is stored in a lv_font_t variable and can be set in a style's text_font field. When I generate larger size fonts (ex: 128) myself, moving the mouse can cause confusion in character display. cmap 2 subtable(s): 2 "format 0", 0 "sparse" +0ms font. Thank you @spider_vc for the help. I have a label that has a fixed size (width and height). using FontForge). Default `LV_OPA_COVER` Inherited Yes; Layout No; Ext. What MCU/Processor/Board and compiler are you using? ESP32 nodeMCU with Arduino IDE and ili9341 240x320 display What LVGL version are you using? 7. Fonts have a format property. LV_FREETYPE_CACHE_FT_FACES to 1. e. To specify the range (min, max values), lv_slider_set_range(slider, min, max) can be used. enumerator _LV_FIT_LAST¶ enum [anonymous]¶ Values: May 8, 2020 · Yay, that worked! You may want to put some validation on that field to prevent anyone else falling into the same trap thinking it would default to ASCI. To generate a pixel array from a PNG, JPG or BMP image, use the Online image converter tool and set the converted image with its pointer lv_image_set_src ( img1 , & converted_img_var ) To make the variable visible in the C file, you need to declare it with Apr 6, 2021 · I want to change the font of the button’s text for lv_btnmatrix. @kisvegabor. But I need a bigger font. 1” which contains ili9341 display. What LVGL version are you using? V7. cmap table size = 224 +2ms font. Can set text and background colors and change text size using implemented “roboto” font. Show the value of the pressed points. Parameters: path-- path where the font file is located . label_clock = lv_label_create (lv_scr_act (), NULL); lv_obj_add_style (label_clock, LV_LABEL_PART_MAIN , &st); Thank you. Most of my fonts are small To set an initial value use lv_slider_set_value(slider, new_value, LV_ANIM_ON / OFF). Description How to change the label text size？. label_clock = lv_label_create (lv_scr_act (), NULL); lv_obj_add_style (label_clock, LV_LABEL_PART_MAIN , &st); Description How to change the label text size？. Feb 4, 2022 · Description Is it possible to change the font that a meter major scale tick? I’d like to make them a little smaller so they fit better when setting the size to 175x175. Cross-platform: Any Windows, Linux or macOS system can run the PC simulator. See the Porting guide or check the ready Feb 27, 2023 · jr_ol March 20, 2023, 11:21am 2. And it’s easy to compile multiple fonts with the same codepoints and compare them using the filesize on disk. 在 LVGL 中，字体是渲染单个字母（字形）图像所需的位图和其他信息的集合，字体存储在 lv_font_t 变量中，可以在样式的 text_font 字段中设置。. LVGL Forum How to set the font style of lv_btnmatrix? How-to. Labels on major ticks can be configured with lv_scale_set_label_show(scale, show_label) , set show_label to true if labels should be drawn, false to hide them. Therefore, you don’t need to keep the text you pass to lv_label_set_text in scope after that function returns. head table size = 44 +0ms font. void lv_binfont_destroy (lv_font_t * font) Frees the memory allocated by the lv_binfont_create() function . I use v6 and v7 to compare the code size in this git repository. For anyone else using the converter and get the following: sketch\Roboto_80. Parameters: font-- pointer to a font . What do you want to achieve? Apply different size font in theme. Code to reproduce Dec 9, 2020 · Description I’m trying to set the size of a tabview like the size of his parent, but I can`t display correctly. ttf. Sep 20, 2020 · embeddedt September 20, 2020, 3:16pm 2. What have you tried so far? Code to reproduce. I am using the Material theme. By default, if the • ( Bullet, U+2022 ) character exists in the font, the entered characters are converted to it after some time or when a new character is entered. Hi, I want to assign different font size to different words (sub texts) of the label text . What MCU/Processor/Board and compiler are you using? Nov 20, 2020 · Description how to change the color and font i am using functions for the speed of writing code, but I ran into the problem that if i call the function twice, then the color and font will be with the value of the last What MCU/Processor/Board and compiler are you using? esp32 What LVGL version are you using? What do you want to achieve? What have you tried so far? Code to reproduce Add a code Get Familiar with LVGL. Line Chart. The buttons parts are the same as in case of Button matrix: Interface to FreeType to generate font bitmaps run time - lvgl/lv_lib_freetype. If instead of a numerical value in the major ticks a text is required they can be set with lv_scale_set_text_src(scale, custom_labels) using NULL as the last element, i. enumerator LV_FIT_TIGHT¶ Shrink wrap around the children . The most simple Jul 23, 2020 · Description: Finding a better way to create a custom label with two font sizes plus an icon Processor using: ESP32 LVGL version using: v7. enumerator LV_FIT_PARENT¶ Align the size to the parent's edge . In this git repository, I placed my modified lv_port_stm32f429_disco v6 and v7 versions of the project. What have you tried so far? I set the roller’s bg_style and sel_style and fond the seleced fond didn’t work. In my example for displaying temperature I would like something like 70 F. But … Oct 11, 2020 · In this form you may set text height. How-to. This is my code to set the label May 11, 2022 · lv_coord_t btn_h = lv_font_get_line_height(font) + 130 / 10; lv_obj_set_size(btn, 2/*2 buttons*/ * (2 * 130 / 3), btn_h); } This should give you a good fit based on the font size. Jan 14, 2024 · kisvegabor commented on Jan 14. Excellent work. Author. Buttons, by default, differ from Base object in the following ways: - Not scrollable - Added to the default group - Default height and width set to LV_SIZE_CONTENT. 7. Jun 28, 2020 · Description. lv_style_set_text_font does exist, so something along the lines of this should work. What do you want to achieve? i want to set the font size of a single label to “large!” What have you tried so far? I enabled the large font in the menuconfig, initialized a new style, applied the font and applied the style to the label. 3: 657: August 29, 2022 static inline int32_t lv_font_get_line_height (const lv_font_t * font) Get the line height of a font. Using the simulator on a PC has the following advantages: Hardware independent: Write code, run it on the PC and see the result on a monitor. 0 What do you want to achieve? Scrolling of text regardless of size, but keeping the start and end locations the same. h, convenient for unified management. LVGL Forum How to set Text size. 100, and the default drawing direction is from left to right in horizontal mode and Styles ¶. Value 0, LV_OPA_0 or LV_OPA_TRANSP means fully transparent, 255, LV_OPA_100 or LV_OPA_COVER means fully covering, other values or LV_OPA_10, LV_OPA_20, etc means semi transparency. My modifications are: In lv_conf. What do you want to achieve? The label text default size is 16x16 in my device. 320. For example: lv_style_set_text_font(&my_style, LV_STATE_DEFAULT, &lv_font_montserrat_28); /*Set a larger font*/. letter_space-- letter space of the text . The font style supports Italic and Bold fonts processed by software, and can be set with reference to the following values: LV_FREETYPE_FONT_STYLE_NORMAL: Default style. c file on current folder. . c Some examples are called, including btn LVGL might render the screen in multiple chunks and therefore call flush_cb multiple times. binary file is in the same ballpark. Layouts. The animation time is set by the styles' anim_time property. By the way, font structure has member called line_height or use function lv_font_get_line_height which will return it. You need a separate font for bold and italic, as it changes the bitmaps themselves. void lv_font_set_kerning (lv_font_t * font, lv_font_kerning_t kerning) Configure the use of kerning information stored in a font In LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). Previous Next. static lv_style_t smallFont; lv_style_init(&smallFont); lv_style_set_text_font( &smallFont, LV_STATE_DEFAULT, &lv_font_montserrat_10); lv_obj_add_style(label_status, LV_OBJ_PART_MAIN, &smallFont); But now my problem it’s that I want to set in the elements of a dropdownlist, if I set to the In LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). max_width-- max width of the text (break the lines to fit this size). 2-dev What do you want to achieve? show bigger labels Code to reproduce label_hum = lv_label_create(bg_middle1, NULL); lv_label_set_long_mode(label In LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). Hi Alex, I need to generate a new font. The position and size set by the layout overwrites the "normal" x, y, width, and height settings. Hi, Ive looked at: and 247 but I’m still not sure what to do here. All enhancement requests or questions should be directed to the Forum. c:1:23: fatal error: lvgl/lvgl. Jun 18, 2021 · What LVGL version are you using? V8. The concept in a nutshell is as follows: A style is an lv_style_t variable which can hold properties like border width, text color and so on. Jun 21, 2019 · xiongyu: Please update the pc_simulator ! We do try to as often as possible, but it’s usually best to manually update it on your end as well. 1 Like. Main features are: Allows bitonal and anti-aliased glyphs (1-4 bits per pixel). May 30, 2023 · Hi @LennSar , Having looked into the source code it seems the checkbox object uses the text font height. Texts lv_list_add_text (list, text) adds a text. N/A. 3 to render graphics on the display. May 19, 2020 · Change the roller widget selected font size. Hey. font-- pointer to font of the text . For example, if there is only one word below the text, the largest possible font will be used. With lv_label_set_text_fmt(label, "Value: %d", 15) printf formatting can be used to set the text. Where the 70 is big and the F is small. Styles in lvgl are heavily inspired by CSS. I would now like to modify the default font size on a label. I think I am copying the default style and not the material theme style. woff --range 63145 --format lvgl -o mute LVGL will run on a simulator environment on the PC where anyone can write and experiment with real LVGL applications. font. 60” printed in 1/2 font size (48. This is often used to display Unicode emoji icons in text. /*Create a list*/. We use GitHub issues for development related discussions. Jul 28, 2019 · How can I manage text size ? Thanks. I think this is relatively simple and achievable. Multiple font sources can be merged. Oct 2, 2019 · LVGL Forum How do you increase font size/scale? How-to. However, this results in significant program Nov 16, 2023 · The commonly used Simplified Chinese character set GB2312 has 6763 characters, with the most frequently used ones being 3755. Draw a vector graphic to the canvas. Draw a line to the canvas. height Font size. The file must remain open the entire time the font is being used. pad_inner will add space between the text and the buttons. It's similar to a class in CSS. Edit on GitHub. c /***** * Size: 16 px * Bpp: 4 * Opts: --bpp 4 --size 16 --no-compress --font FontAwesome5-Solid+Brands+Regular. Firstly, download LVGL and put it to PlatformIO project’s “lib” folder. For example this is the type of font: show post in topic. Youhan July 28, 2019, 3:09pm 1. The default range is 0. In both cases this would be done using a style. I think you have to customize the font itself (i. spinbox = lv_spinbox_create(lv_scr_act()); lv_spinbox_set_range(spinbox, -1000, 25000); Parts and Styles ¶. 1 What do you want to achieve? Make the non-header rows a smaller font What have you tried so far? Reviewed Table (lv_table) — LVGL documentation Code to reproduce lv_obj_set_style_text_font(calendartable If you want FreeType to use lvgl's memory allocation and file system interface, you can enable LV_FREETYPE_USE_LVGL_PORT in lv_conf. MD9226 November 16, 2023, 7:40am 20. I think you should go into the definition of lv_msgbox_create (), understand how this pop-up box is implemented, and then make customized modifications. But what to do now? Oct 23, 2019 · All you need to do is to modify lv_font_get_bitmap_fmt_txt and lv_font_get_glyph_dsc_fmt_txt to returned the upscaled bitmap and coordinates. It takes several seconds to render 10 Chinese characters. Apr 15, 2023 · Code to reproduce. Dec 5, 2020 · how to increase text size in each button in list. Usage Enable LV_USE_IMGFONT in lv_conf. in fi rp jm rl qz qz ki vw xr