plot/area

(rectangles [rects :int fill :int label :cstr] :int)

draw filled rectangles from nested cons quads.

(area-histogram [bars :int fill-styles :int label :cstr] :int)

draw pre-bucketed bars with cycling fills.

(discrete-histogram [bars :int fill :int invert :int label :cstr] :int)

categorical bar chart.

(stacked-histogram [groups :int fills :int labels :int invert :int] :int)

stacked categorical bars.