Location: PHPKode > projects > rsslounge > rsslounge/library/WideImage/Operation/Mirror.php
<?php
	/**
 * @author Gasper Kozak
 * @copyright 2007-2010

    This file is part of WideImage.
		
    WideImage 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 2.1 of the License, or
    (at your option) any later version.
		
    WideImage 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 WideImage; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    * @package Internal/Operations
  **/
	
	/**
	 * Mirror operation class
	 * 
	 * @package Internal/Operations
	 */
	class WideImage_Operation_Mirror
	{
		/**
		 * Returns a mirrored image
		 *
		 * @param WideImage_Image $image
		 * @return WideImage_Image
		 */
		function execute($image)
		{
			$new = $image->copy();
			
			$width = $image->getWidth();
			$height = $image->getHeight();
			
			if ($new->isTransparent())
				imagefilledrectangle($new->getHandle(), 0, 0, $width, $height, $new->getTransparentColor());
			
			for ($x = 0; $x < $width; $x++)
			{
				imagecopy(
					$new->getHandle(), 
					$image->getHandle(), 
					$x, 0, $width - $x - 1, 0, 
					1, 
					$height 
				);
			}
			return $new;
		}
	}
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