void (final @NotNull Graphics2D g, final int start, final int end, final int xOrY, final Color fgColor, boolean horizontal) { g.setColor(fgColor); for (int dot = start; dot < end; dot += 3) { if (horizontal) { LinePainter2D.paint(g, dot, xOrY, dot, xOrY); } else { LinePainter2D.paint(g, xOrY, dot, xOrY, dot); } } }