21     lv_obj_t * chart;  in lv_example_chart_3()  local
22     chart = lv_chart_create(lv_scr_act());  in lv_example_chart_3()
23     lv_obj_set_size(chart, 200, 150);  in lv_example_chart_3()
24     lv_obj_center(chart);  in lv_example_chart_3()
25     lv_chart_set_type(chart, LV_CHART_TYPE_BAR);  in lv_example_chart_3()
26     lv_chart_set_range(chart, LV_CHART_AXIS_PRIMARY_Y, 0, 100);  in lv_example_chart_3()
27     lv_chart_set_range(chart, LV_CHART_AXIS_SECONDARY_Y, 0, 400);  in lv_example_chart_3()
28     lv_chart_set_point_count(chart, 12);  in lv_example_chart_3()
29     lv_obj_add_event_cb(chart, draw_event_cb, LV_EVENT_DRAW_PART_BEGIN, NULL);  in lv_example_chart_3()
32     lv_chart_set_axis_tick(chart, LV_CHART_AXIS_PRIMARY_X, 10, 5, 12, 3, true, 40);  in lv_example_chart_3()
33     lv_chart_set_axis_tick(chart, LV_CHART_AXIS_PRIMARY_Y, 10, 5, 6, 2, true, 50);  in lv_example_chart_3()
34     lv_chart_set_axis_tick(chart, LV_CHART_AXIS_SECONDARY_Y, 10, 5, 3, 4, true, 50);  in lv_example_chart_3()
37     lv_chart_set_zoom_x(chart, 800);  in lv_example_chart_3()
40 …lv_chart_series_t * ser1 = lv_chart_add_series(chart, lv_palette_lighten(LV_PALETTE_GREEN, 2), LV_…  in lv_example_chart_3()
41     lv_chart_series_t * ser2 = lv_chart_add_series(chart, lv_palette_darken(LV_PALETTE_GREEN, 2),  in lv_example_chart_3()
45     lv_chart_set_next_value(chart, ser1, 31);  in lv_example_chart_3()
46     lv_chart_set_next_value(chart, ser1, 66);  in lv_example_chart_3()
47     lv_chart_set_next_value(chart, ser1, 10);  in lv_example_chart_3()
48     lv_chart_set_next_value(chart, ser1, 89);  in lv_example_chart_3()
49     lv_chart_set_next_value(chart, ser1, 63);  in lv_example_chart_3()
50     lv_chart_set_next_value(chart, ser1, 56);  in lv_example_chart_3()
51     lv_chart_set_next_value(chart, ser1, 32);  in lv_example_chart_3()
52     lv_chart_set_next_value(chart, ser1, 35);  in lv_example_chart_3()
53     lv_chart_set_next_value(chart, ser1, 57);  in lv_example_chart_3()
54     lv_chart_set_next_value(chart, ser1, 85);  in lv_example_chart_3()
55     lv_chart_set_next_value(chart, ser1, 22);  in lv_example_chart_3()
56     lv_chart_set_next_value(chart, ser1, 58);  in lv_example_chart_3()
58     lv_coord_t * ser2_array = lv_chart_get_y_array(chart, ser2);  in lv_example_chart_3()
73     lv_chart_refresh(chart); /*Required after direct set*/  in lv_example_chart_3()