Graphics.X11.Turtle

Documentation

type Turtle = Square

openField :: IO Field

newTurtle :: Field -> IO Turtle

shape :: Square -> String -> IO ()

shapesize :: Square -> Double -> IO ()

forward, backward :: Turtle -> Double -> IO ()

circle :: Turtle -> Double -> IO ()

undo :: Turtle -> IO ()

left, right :: Turtle -> Double -> IO ()

clear :: Turtle -> IO ()

home :: Turtle -> IO ()

penup, pendown :: Turtle -> IO ()

isdown :: Turtle -> IO Bool

distance :: Turtle -> Double -> Double -> IO Double