From 547a44eacb2fe603b700b8272f0a8ead4b60fcb9 Mon Sep 17 00:00:00 2001
From: Mahdi Dibaiee <mdibaiee@aol.com>
Date: Sat, 8 Oct 2016 17:03:45 +0330
Subject: [PATCH] docs: structure

---
 src/Data/Picture.hs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/Data/Picture.hs b/src/Data/Picture.hs
index 01b3cb0..8e9bcfa 100644
--- a/src/Data/Picture.hs
+++ b/src/Data/Picture.hs
@@ -12,17 +12,20 @@ Stability   : experimental
 Portability : POSIX
 -}
 module Data.Picture ( Picture
+                    -- * Manipulation functions
                     , grayscale
-                    , readPicture
-                    , fromImage
-                    , toImage
-                    , writePicturePng
                     , fade
                     , rotate
                     , contrast
                     , brightness
                     , gamma
                     , invert
+                    -- * Converting between Image and Picture
+                    , fromImage
+                    , toImage
+                    -- * IO operations
+                    , readPicture
+                    , writePicturePng
                     )
   where