{-
- Copyright (C) 2014 Alexander Berntsen <alexander@plaimi.net>
-
- This file is part of virtualtennis.
-
- Virtual Tennis is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- Virtual Tennis is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with Virtual Tennis.  If not, see <http://www.gnu.org/licenses/>.
-} module Visible where

import Graphics.Gloss.Data.Picture (Picture)

-- | All objects in the 'World' that need to be drawn are 'Visible' objects.
class Visible a where
  -- | 'render' makes a 'Picture' of a 'Visible'.
  render ::  a -> Picture
