+ if (whiteout > 0.0 )
+ {
+ Box c (Interval (0, dash_length + 2 * whiteout * lt),
+ Interval (h - whiteout * lt, h + th + whiteout * lt));
+ Stencil w (Lookup::round_filled_box (c, 0.8 * lt));
+ w = w.in_color (1.0, 1.0, 1.0);
+ w.translate_axis (span_points[LEFT] + i * dash_period +
+ space_left / 2 - whiteout * lt, X_AXIS);
+ total.add_stencil (w);
+ }