<?php
/*
*	Pt (PHP Toolkit)
*	Copyright (C) 2008  Dinu Florin
*
*	Pt is free software: you can redistribute it and/or modify
*	it under the terms of the GNU Lesser General Public License as published by
*	the Free Software Foundation, either version 3 of the License, or
*	any later version.
*
*	Pt 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 Lesser General Public License for more details.
*
*	You should have received a copy of the GNU Lesser General Public License
*	along with Pt.  If not, see <http://www.gnu.org/licenses/>.
*/
/**
*	This file contains the AbstractImageFilter class.
*	
*	@author		Dinu Florin <contact@florindinu.ro>
*	@package	Modules
*	@subpackage	Images
*/

/**
*	AbstractImageFilter class. Extend this class to create new filters.
*
*	@author		Dinu Florin	<contact@florindinu.ro>
*	@package	Modules
*	@subpackage	Images
*/
abstract class AbstractImageFilter
{
	/**
	*	Constructor.
	*/
	abstract public function __construct();

	/**
	*	Apply to an image
	*
	*	@param	Image	$image	The image to apply the filter to
	*/
	abstract public function applyTo(Image $image);
}
?>