Graphics.Diagrams
type Point
(*.)
(.*.)
(.+.)
(.-.)
data Color
color
rgb
red
green
blue
black
white
gray
yellow
data Diagram
empty
rect
rectangle
circle
(>-<)
(~~)
polyline
polygon
textFrom
textTo
textAt
move
rotate
scale
scaleXY
clip
fill
stroke
strokeWidth
fontFamily
link
(<|>)
union
pack