! Copyright (C) 2006, 2007 Alex Chapman
! See http://factorcode.org/license.txt for BSD license.
USING: kernel sequences math math.functions tetris.board
-tetris.piece tetris.tetromino lists lists.lazy combinators system ;
+tetris.piece tetris.tetromino lists combinators system ;
IN: tetris.game
TUPLE: tetris pieces last-update update-interval rows score game-state paused? running? ;