load("docdraw.mac");

docdraw2d("figures/draw_bars",
	key = "Group A",
	fill_color = blue,
	fill_density = 0.2,
	bars([0.8,5,0.4],[1.8,7,0.4],[2.8,-4,0.4]),
	key = "Group B",
	fill_color = red,
	fill_density = 0.6,
	line_width = 4,
	bars([1.2,4,0.4],[2.2,-2,0.4],[3.2,5,0.4]),
	xaxis = true);