lv_init_lv_group_initlv_indev_drv_registerlv_timer_create(lv_indev_read_timer_cb, LV_INDEV_DEF_READ_PERIOD,indev);lv_indev_read_timer_cb_lv_indev_read(indev_act, &data);// 读取按键数据indev->driver->read_cb(indev->driver,data);indev_keypad_proclv_group_send_data(g, LV_KEY_...)...
lv_timer_del(indev->read_timer); indev->read_timer = NULL; /*Call this anywhere you want to read the input device*/ lv_indev_read(indev); .. note:: that :cpp:func:`lv_indev_read`, :cpp:func:`lv_timer_handler` and :cpp:func:`_lv_disp_refr_timer` can not run at the same...
voidlv_indev_read(lv_indev_t*indev) { if(indev==NULL)return; LV_TRACE_INDEV("begin"); indev_act=indev; /*Read and process all indevs*/ if(indev->disp==NULL)return;/*Not assigned to any displays*/ /*Handle reset query before processing the point*/ indev_proc_reset_query_handler(i...
indev_drv.read_cb=my_touchpad_read; lv_indev_drv_register(&indev_drv );#if1//如果是1 就只简单显示一个标签 如果是0则会跳过这个去编译下边的例子/*Create simple label*/lv_obj_t*label =lv_label_create( lv_scr_act() ); lv_label_set_text( label, LVGL_Arduino.c_str() ); lv_obj_a...
//输入设备注册staticlv_indev_drv_t indev_drv;lv_indev_drv_init(&indev_drv);indev_drv.type=LV_INDEV_TYPE_POINTER;indev_drv.read_cb=LvTouchRead;lv_indev_drv_register(&indev_drv); 这其中,我们定义输入设备类型是POINTER,同时设置了回调函数。回调函数如下: ...
主程序中每隔数毫秒(5ms)调用lv_timer_handler()处理LVGL界面(绘制显示界面,读取输入设备信息,展示动画等)。 初始化显示驱动 初始化lv_disp_draw_buf_t && lv_disp_drv_t这两个结构体然后对应初始化绘制缓冲区的内部图形缓冲区,显示驱动程序。 初始化缓存区 ...
Drivers can also be implemented in pure MicroPython, by providing callbacks (disp_drv.flush_cb, indev_drv.read_cb etc.) Currently the supported ILI9341, FT6X36 and XPT2046 are pure micropython drivers. Where are the drivers? LVGL C drivers and MicroPython drivers (either C or Python) are ...
Drivers can also be implemented in pure MicroPython, by providing callbacks (disp_drv.flush_cb,indev_drv.read_cbetc.) Currently the supported ILI9341, FT6X36 and XPT2046 are pure micropython drivers. Where are the drivers? LVGL C drivers and MicroPython drivers (either C or Python) aresepara...
lv_indev_drv_init(&indev_drv);/*Basic initialization*/ indev_drv.type=LV_INDEV_TYPE_POINTER; /*This function will be called periodically (by the library) to get the mouse position and state*/ indev_drv.read_cb=mouse_read; lv_indev_t*mouse_indev=lv_indev_drv_register(&indev_drv); ...
(void){}intmain(void){lv_init();lv_port_disp_init();lv_port_indev_init();lv_demo_benchmark_set_finished_cb(&on_benchmark_finished);lv_demo_benchmark();//lv_demo_benchmark_set_max_speed(true);//lv_demo_benchmark_run_scene(43); // run scene no 31while(1){lv_timer_handler(...