因为这个lv_conf.h是lvgl的配置文件,LV_MEM_SIZE是提供给LVGL的空间,具体看自己剩余空间能不能再大一点 如果处理完上面的,你还是不行,显示no data那么十有八九就是你宏开少了,别问,问就是我也这样子 /* 1: Enable indexed (palette) images */ #defineLV_IMG_CF_INDEXED 1//启用索引(调色板)图像 /*...
3) LV_SYMBOL_XXX形式的图标字体或者文本,此时lv_img图片就相当于一个lv_label标签控件 如果你确定好图片源之后,就可以通过lv_img_set_src(img, src)接口来显示此图片,此接口内部会自动判断出src是属于哪一种图片源方式,然后选择 相应的解析程序把图片给显示出来. 前面的博客使用了第一种方式,然后也将C数组存...
Embedded graphics library to create beautiful UIs for any MCU, MPU and display type. It's boosted by a professional yet affordable drag and drop UI editor, called SquareLine Studio. - lvgl/lv_conf_template.h at master · poplar-space/lvgl
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可以通过在 lvgl.OPA_TRANSP (不重新着色,值:0)和 lvgl.OPA_COVER (完全重新着色,值:255)之间设置 img.intense 来启用该样式。默认值为 lvgl.OPA_TRANSP ,因此此功能被禁用。 自动调整尺寸# 调用lvgl.img_set_auto_size(image, true) 函数,将设置图像对象的大小自动设置为图像源的宽度和高度。 如果启用了...
y = touchpad_y; data->state = LV_INDEV_STATE_PR or LV_INDEV_STATE_REL; return false; /*No buffering now so no more data read*/ } C Copy 即使状态为 LV_INDEV_STATE_REL ,触摸板驱动程序也必须返回最后的 X/Y 坐标。 要设置鼠标光标,请使用 lv_indev_set_cursor(my_indev,&img_cursor)...
(label,LV_ALIGN_CENTER,0,30);lv_obj_set_user_data(g_func_btn[i],(void*)img);if(UI_DEV_INFO==i){ui_dev_ctrl_set_state(i,1);}elseif(UI_DEV_PIC==i){ui_dev_ctrl_set_state(i,1);}lv_obj_add_event_cb(g_func_btn[i],ui_dev_ctrl_page_func_click_cb,LV_EVENT_CLICKED,(...
Imgbutton is a special kind of button, the biggest difference between it and the normal Button is that Imgbutton can be configured with three states of style before pressing the button, when pressing and after releasing the button respectively. This process is very similar to the scenario where...
我们以之前的LCD那个程序为模板,开始添加LVGL文件。 先下载LVGL源文件包(点击“阅读原文”查看原贴即可下载)解压下来,将GUI添加进工程: 其中由于LVGL的特性,需要添加C99支持,并屏蔽一些类型的警告: 勾选C99,并在Misc Controls 中填入 --diag_suppress=68 --diag_supp ...
https://docs.lvgl.io/8.3/widgets/extra/animimg.html Step 19: Custom Font & Multi-language Support SquareLine Studio can generate a small range of characters from a custom font file to a binary data for text display. The custom font file can be in TTF or OTF formats. Convert all charact...