33     lv_obj_t * canvas = lv_canvas_create(lv_screen_active());  in lv_example_canvas_1()  local
34     lv_canvas_set_draw_buf(canvas, &draw_buf_16bpp);  in lv_example_canvas_1()
35     lv_obj_center(canvas);  in lv_example_canvas_1()
36     lv_canvas_fill_bg(canvas, lv_palette_lighten(LV_PALETTE_GREY, 3), LV_OPA_COVER);  in lv_example_canvas_1()
39     lv_canvas_init_layer(canvas, &layer);  in lv_example_canvas_1()
47     lv_canvas_finish_layer(canvas, &layer);  in lv_example_canvas_1()
55     canvas = lv_canvas_create(lv_screen_active());  in lv_example_canvas_1()
56     lv_canvas_set_draw_buf(canvas, &draw_buf_32bpp);  in lv_example_canvas_1()
57     lv_canvas_fill_bg(canvas, lv_color_hex3(0xccc), LV_OPA_COVER);  in lv_example_canvas_1()
58     lv_obj_center(canvas);  in lv_example_canvas_1()
60     lv_canvas_fill_bg(canvas, lv_palette_lighten(LV_PALETTE_GREY, 1), LV_OPA_COVER);  in lv_example_canvas_1()
62     lv_canvas_init_layer(canvas, &layer);  in lv_example_canvas_1()
75     lv_canvas_finish_layer(canvas, &layer);  in lv_example_canvas_1()