lv_arc_rotate_obj_to_angle(arc01, label, 25); 1. 让一个标签旋转对齐圆弧的把手,第三个参数为半径的偏移量,效果为: 与其说是对齐把手,更准确的说法是对齐圆弧当前的值。例如,可以通过以下函数改变圆弧的值: lv_arc_set_value(arc01, 20); 1. 这样效果就很明显了: 圆弧默认的取值范围是 0~100 ,也...
void lv_canvas_copy_buf(lv_objt * canvas, const void* to_copy, lv_coord_t x, lvcoordt y, lv_coord_t w, 150 lv_coord_t h); 151 165 void lv_canvas_rotate(lv_obj_t * canvas, lv_img_dsc_t * img,int16_t angle, lv_coordtoffset_x, lv_coord_t offset_y, 166 in...
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* - lv_obj_assign_id: Called when a widget is created. Use a separate counter for each widget class as an ID. * - lv_obj_id_compare: Compare the ID to decide if it matches with a requested value. * - lv_obj_stringify_id: Return string-ified identifier, e.g. "button3". * ...
521 549 lv_arc_bind_value 522 550 lv_dropdown_bind_value 523 551 lv_label_bind_text @@ -526,7 +554,10 @@ lv_obj_bind_flag_if_eq 526 554 lv_obj_bind_flag_if_not_eq 527 555 lv_obj_bind_state_if_eq 528 556 lv_obj_bind_state_if_not_eq 557 + lv_obj_remove_from...
* - lv_obj_stringify_id: Return string-ified identifier, e.g. "button3". * - lv_obj_free_id: Does nothing, as there is no memory allocation for the ID. * When disabled these functions needs to be implemented by the user.*/ #define LV_USE_OBJ_ID_BUILTIN 1 /** Use obj ...
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* - lv_obj_stringify_id: Return string-ified identifier, e.g. "button3". * - lv_obj_free_id: Does nothing, as there is no memory allocation for the ID. * When disabled these functions needs to be implemented by the user.*/ #define LV_USE_OBJ_ID_BUILTIN 1 /** Use obj ...
/** Use builtin obj ID handler functions: * - lv_obj_assign_id: Called when a widget is created. Use a separate counter for each widget class as an ID. * - lv_obj_id_compare: Compare the ID to decide if it matches with a requested value. * - lv_obj_stringify_id: Return str...
/** Use builtin obj ID handler functions: * - lv_obj_assign_id: Called when a widget is created. Use a separate counter for each widget class as an ID. * - lv_obj_id_compare: Compare the ID to decide if it matches with a requested value. * - lv_obj_stringify_id: Return str...