652             lv_draw_arc(center.x, center.y, arc_r, ext->bg_angle_start + ext->rotation_angle,  in lv_arc_design()
669             lv_draw_arc(center.x, center.y, indic_r, ext->arc_angle_start + ext->rotation_angle,  in lv_arc_design()
737         p.x -=  center.x;  in lv_arc_signal()
745             if(p.x * p.x + p.y * p.y > r * r) {  in lv_arc_signal()
761         angle = 360 - _lv_atan2(p.x, p.y) + 90; /*Some transformation is required*/  in lv_arc_signal()
894     lv_coord_t x       = arc->coords.x1 + rout + left;  in inv_arc_area()  local
922 …       inv_area.x2 = x + ((_lv_trigo_sin(start_angle + 90) * rout) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
925 …          inv_area.x1 = x + ((_lv_trigo_sin(end_angle + 90) * rin) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
931 …        inv_area.x2 = x + ((_lv_trigo_sin(start_angle + 90) * rin) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
934 …         inv_area.x1 = x + ((_lv_trigo_sin(end_angle + 90) * rout) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
939 …       inv_area.x1 = x + ((_lv_trigo_sin(start_angle + 90) * rout) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
943 …          inv_area.x2 = x + ((_lv_trigo_sin(end_angle + 90) * rin) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
949 …        inv_area.x1 = x + ((_lv_trigo_sin(start_angle + 90) * rin) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
952 …         inv_area.x2 = x + ((_lv_trigo_sin(end_angle + 90) * rout) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
960         inv_area.x1 = x + ((_lv_trigo_sin(end_angle + 90) * rout) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
963         inv_area.x2 = x + ((_lv_trigo_sin(start_angle + 90) * rout) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
968         inv_area.x1 = x - rout - extra_area;  in inv_arc_area()
970         inv_area.x2 = x + ((LV_MATH_MAX(_lv_trigo_sin(start_angle + 90),  in inv_arc_area()
976         inv_area.x1 = x + ((_lv_trigo_sin(start_angle + 90) * rout) >> LV_TRIGO_SHIFT) - extra_area;  in inv_arc_area()
978         inv_area.x2 = x + ((_lv_trigo_sin(end_angle + 90) * rout) >> LV_TRIGO_SHIFT) + extra_area;  in inv_arc_area()
984         inv_area.x1 = x + ((LV_MATH_MIN(_lv_trigo_sin(end_angle + 90),  in inv_arc_area()
987         inv_area.x2 = x + rout + extra_area;  in inv_arc_area()
1008     center->x = arc->coords.x1 + r + left_bg;  in get_center()
1044     knob_area->x1 = center->x + knob_x - left_knob - indic_width_half;  in get_knob_area()
1045     knob_area->x2 = center->x + knob_x + right_knob + indic_width_half;  in get_knob_area()