1: <?php
 2: /**
 3:  * ImageGenerator to create the thumb view (plain, resized thumbnails).
 4:  *
 5:  * @author Michael J. Rubinsky <mrubinsk@horde.org>
 6:  * @package Ansel
 7:  */
 8: class Ansel_ImageGenerator_Thumb extends Ansel_ImageGenerator
 9: {
10:     public function __construct($params)
11:     {
12:         parent::__construct($params);
13:         $this->title = _("Basic Thumbnails");
14:     }
15: 
16:     /**
17:      *
18:      * @return Horde_Image
19:      */
20:     protected function _create()
21:     {
22:         $this->_image->resize(min($GLOBALS['conf']['thumbnail']['width'], $this->_dimensions['width']),
23:                               min($GLOBALS['conf']['thumbnail']['height'], $this->_dimensions['height']),
24:                               true);
25:         if ($GLOBALS['conf']['thumbnail']['unsharp'] && Ansel::isAvailable('Unsharpmask')) {
26:             try {
27:                 $this->_image->addEffect('Unsharpmask',
28:                                          array('radius' => $GLOBALS['conf']['thumbnail']['radius'],
29:                                                'threshold' => $GLOBALS['conf']['thumbnail']['threshold'],
30:                                                'amount' => $GLOBALS['conf']['thumbnail']['amount']));
31:                 $this->_image->applyEffects();
32:             } catch (Horde_Image_Exception $e) {
33:                 throw new Ansel_Exception($e);
34:             }
35:         }
36: 
37:         return $this->_image->getHordeImage();
38:     }
39: 
40: }
41: