lvgl无法加载自定义字体,提示lv_draw_label.c.o:(.literal.lv_draw_label_dsc_init+0x0): undefined 切记,使用https://lvgl.io/tools/fontconverter生成字体时,字体名一定不能用数字结尾。 可以叫HarmonyOS30_Sans_SC_Medium,但一定不能叫HarmonyOS_Sans_SC_Medium30。
lv_draw_label function in lv_draw_label.c file, parameters and comments are inconsistent, please optimizeMember kisvegabor commented Dec 13, 2023 Do you mean v8 (release/v8.3 branch) or v9-dev (master)? lvgl-bot commented Dec 28, 2023 We need some feedback on this issue. Now we ...
int32_t v) { lv_bar_set_value(bar, v, LV_ANIM_OFF); } static void event_cb(lv_event_t * e) { lv_obj_t * obj = lv_event_get_target(e); lv_draw_label_dsc_t label_dsc; lv_draw_label_dsc_init(&label_dsc); label_dsc.font = LV_FONT_DEFAULT; ...
lv_obj_t * canvas = lv_canvas_create(lv_scr_act(), NULL); lv_canvas_set_buffer(canvas, mask_map, MASK_WIDTH, MASK_HEIGHT, LV_IMG_CF_ALPHA_8BIT); lv_canvas_fill_bg(canvas, LV_COLOR_BLACK, LV_OPA_TRANSP); /*Draw a label to the canvas. The result "image" will be used as ...
lv_label_set_text(label,"你好中国"); status = 0 ; break; default: break; } } } int main(void) { lv_init(); fbdev_init(); static lv_color_t buf[DISP_BUF_SIZE]; /*Initialize a descriptorforthe buffer*/ static lv_disp_draw_bu...
lv_indev_t*mouse =lv_indev_next(NULL); lv_obj_t*cursor =lv_label_create(lv_scr_act(), NULL); lv_label_set_recolor(cursor,true); lv_label_set_text(cursor,"#ff0000 .cursor"); lv_indev_set_cursor(mouse, cursor); benchmark_create();while(1) { ...
2.2 显示相关lv_port_disp文件修改 vendor/openvalley/niobeu4/demo/302_lvgl/lv_port_disp.h中 将 #if 0 1. 复制 改为 #if 1 1. 复制 DEFINES下添加lv_conf.h所在路径配置和分辨率配置 /*** * DEFINES ***/ #define LV_LVGL_H_INCLUDE_SIMPLE 1 #define MY_DISP_...
void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p) 移植说明: 新建个工程文件夹,我这取名叫test, 然后在test文件夹下新建个lvgl文件夹,把下载到的源码中的src文件夹整个拷贝出来放进去。 把lv_conf_template.h拷贝出来,到工程的文件夹下,重命名为lv_conf....
首先在 keil 工程中新建 lvgl Groups 组,然后将lvgl/src/lv_corelvgl/src/lv_drawlvgl/src/lv_fontlvgl/src/lv_hallvgl/src/lv_misclvgl/src/lv_themeslvgl/src/lv_widgets路径下的文件加入到新建的组中, 如下图所示: image-20201102140053808 紧接着,我们来看一下 lvgl 官网中的文档对于 lvgl 运行的要求...
resolution*/staticconstuint16_tscreenWidth=320;staticconstuint16_tscreenHeight=240;staticlv_disp_draw_buf_tdraw_buf;staticlv_color_tbuf[screenWidth*10];// TFT_eSPI tft = TFT_eSPI(screenWidth, screenHeight); /* TFT instance */TFT_eSPItft=TFT_eSPI();// Invoke custom library#if LV_USE_...