1: <?php
 2: /**
 3:  * Image effect for applying content aware image resizing.
 4:  *
 5:  * Copyright 2010-2012 Horde LLC (http://www.horde.org/)
 6:  *
 7:  * See the enclosed file COPYING for license information (LGPL). If you
 8:  * did not receive this file, see http://www.horde.org/licenses/lgpl21.
 9:  *
10:  * @author  Michael J. Rubinsky <mrubinsk@horde.org>
11:  * @package Image
12:  */
13: class Horde_Image_Effect_Im_LiquidResize extends Horde_Image_Effect
14: {
15:     /**
16:      * Valid parameters:
17:      *  <pre>
18:      *    width       - The target width
19:      *    height      - the target height
20:      *    ratio       - Keep aspect ratio
21:      * </pre>
22:      *
23:      * @var array
24:      */
25:     protected $_params = array();
26: 
27:     public function apply()
28:     {
29:         $this->_params = new Horde_Support_Array($this->_params);
30: 
31:         $resWidth = $this->_params->width * 2;
32:         $resHeight = $this->_params->height * 2;
33: 
34:         $this->_image->addOperation("-size {$resWidth}x{$resHeight}");
35:         if ($this->_params->get('ratio', true)) {
36:             $this->_image->addPostSrcOperation('-liquid-rescale' . " {$this->_params->width}x{$this->_params->height}");
37:         } else {
38:             $this->_image->addPostSrcOperation('-liquid-rescale' . " {$this->_params->width}x{$this->_params->height}!");
39:         }
40:         $this->_image->clearGeometry();
41:     }
42: 
43: }