00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2004-2007 by Dmitry E. Demidov * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU Lesser General Public License as * 00007 * published by the Free Software Foundation; either version 3 of the * 00008 * License, or (at your option) any later version. * 00009 * * 00010 ***************************************************************************/ 00011 00015 abstract class BackgroundDrawer extends Drawer 00016 { 00017 abstract public function draw(); 00018 00022 public function makeColor() 00023 { 00024 $color = $this->getTuringImage()->getTextColors()->getRandomTextColor(); 00025 00026 $invertColor = clone $color; 00027 $invertColor->invertColor(); 00028 00029 return $invertColor; 00030 } 00031 } 00032 ?>