- painter.fillRect(margin, min_y, width - 2 * margin, max_y - min_y, off);
- int min_draw_y = max(min_y, min_on_y);
- int max_draw_y = min(max_y, max_on_y);
- if (min_draw_y < max_draw_y) {
- painter.fillRect(margin, min_draw_y, width - 2 * margin, max_draw_y - min_draw_y, on);
+ if (is_on) {
+ painter.fillRect(margin, min_y, width - 2 * margin, max_y - min_y, on);
+ } else {
+ painter.fillRect(margin, min_y, width - 2 * margin, max_y - min_y, off);