96     int16_t new_delta = arc->indic_angle_end - start;  in lv_arc_set_start_angle()  local
99     if(new_delta < 0) new_delta = 360 + new_delta;  in lv_arc_set_start_angle()
101     if(LV_ABS(new_delta - old_delta) > 180)  lv_obj_invalidate(obj);  in lv_arc_set_start_angle()
102 …else if(new_delta < old_delta) inv_arc_area(obj, arc->indic_angle_start, start, LV_PART_INDICATOR);  in lv_arc_set_start_angle()
103 …else if(old_delta < new_delta) inv_arc_area(obj, start, arc->indic_angle_start, LV_PART_INDICATOR);  in lv_arc_set_start_angle()
119     int16_t new_delta = end - arc->indic_angle_start;  in lv_arc_set_end_angle()  local
122     if(new_delta < 0) new_delta = 360 + new_delta;  in lv_arc_set_end_angle()
124     if(LV_ABS(new_delta - old_delta) > 180)  lv_obj_invalidate(obj);  in lv_arc_set_end_angle()
125     else if(new_delta < old_delta) inv_arc_area(obj, end, arc->indic_angle_end, LV_PART_INDICATOR);  in lv_arc_set_end_angle()
126     else if(old_delta < new_delta) inv_arc_area(obj, arc->indic_angle_end, end, LV_PART_INDICATOR);  in lv_arc_set_end_angle()
149     int16_t new_delta = arc->bg_angle_end - start;  in lv_arc_set_bg_start_angle()  local
152     if(new_delta < 0) new_delta = 360 + new_delta;  in lv_arc_set_bg_start_angle()
154     if(LV_ABS(new_delta - old_delta) > 180)  lv_obj_invalidate(obj);  in lv_arc_set_bg_start_angle()
155     else if(new_delta < old_delta) inv_arc_area(obj, arc->bg_angle_start, start, LV_PART_MAIN);  in lv_arc_set_bg_start_angle()
156     else if(old_delta < new_delta) inv_arc_area(obj, start, arc->bg_angle_start, LV_PART_MAIN);  in lv_arc_set_bg_start_angle()
171     int16_t new_delta = end - arc->bg_angle_start;  in lv_arc_set_bg_end_angle()  local
174     if(new_delta < 0) new_delta = 360 + new_delta;  in lv_arc_set_bg_end_angle()
176     if(LV_ABS(new_delta - old_delta) > 180)  lv_obj_invalidate(obj);  in lv_arc_set_bg_end_angle()
177     else if(new_delta < old_delta) inv_arc_area(obj, end, arc->bg_angle_end, LV_PART_MAIN);  in lv_arc_set_bg_end_angle()
178     else if(old_delta < new_delta) inv_arc_area(obj, arc->bg_angle_end, end, LV_PART_MAIN);  in lv_arc_set_bg_end_angle()