module Main (main) where

import Labygen
import Graphics.Rendering.Cairo
import System.Random
import Data.Array 


drawBlock p Free = return ()
drawBlock (Pos2 (x,y)) Block = do
  rectangle (fromIntegral (x-1) * 20.0) (fromIntegral (y-1) * 40.0) 20 40
  fill 

draw laby = do
  setSourceRGBA 0.0 0.0 0.0 1.0
  translate 20 40 
  rectangle 0 0 (fromIntegral xb * 20.0) (fromIntegral yb * 40.0)
  stroke
  sequence_ [ drawBlock p b | (p, b) <- assocs laby ]
 where (_, Pos2 (xb, yb)) = bounds laby

main = do
  putStrLn "LabyGen"
  laby <- labygenIO (Pos2 (1,1), (Pos2 (30,50))) (Pos2 (1,1)) (Pos2 (30, 50))
  withPDFSurface "laby.pdf" 740 2100 $ \ sf ->
      renderWith sf $ draw laby