load("docdraw.mac");

docdraw2d("figures/draw_ellipse",
	transparent = false,
	fill_color = red,
	color = gray30,
	transparent = false,
	line_width = 5,
	ellipse(0,6,3,2,270,-270),
	/* center (x,y), a, b, start & end in degrees */
	transparent = true,
	color = blue,
	line_width = 3,
	ellipse(2.5,6,2,3,30,-90),
	xrange = [-3,6],
	yrange = [2,9] )$