1: <?php
 2: /**
 3:  * ImageGenerator to create the prettythumb view (rounded, shadowed thumbnails).
 4:  *
 5:  * @author Michael J. Rubinsky <mrubinsk@horde.org>
 6:  * @package Ansel
 7:  */
 8: class Ansel_ImageGenerator_RoundedThumb extends Ansel_ImageGenerator
 9: {
10:     public $need = array('RoundCorners', 'DropShadow');
11: 
12:     public function __construct($params)
13:     {
14:         parent::__construct($params);
15:         $this->title = _("Rounded Corners");
16:     }
17: 
18:     /**
19:      *
20:      * @return Horde_Image
21:      */
22:     protected function _create()
23:     {
24:         $this->_image->resize(min($GLOBALS['conf']['thumbnail']['width'], $this->_dimensions['width']),
25:                               min($GLOBALS['conf']['thumbnail']['height'], $this->_dimensions['height']),
26:                               true);
27: 
28:         /* Don't bother with these effects for a stack image
29:          * (which will have a negative gallery_id). */
30:         if ($this->_image->gallery > 0) {
31:             if (is_null($this->_style)) {
32:                 $gal = $GLOBALS['injector']->getInstance('Ansel_Storage')->getGallery($this->_image->gallery);
33:                 $styleDef = $gal->getStyle();
34:             } else {
35:                 $styleDef = $this->_style;
36:             }
37: 
38:             try {
39:                 /* Apply the effects - continue on error, but be sure to log */
40:                 $this->_image->addEffect('RoundCorners', array('border' => 2,
41:                                                                'bordercolor' => '#333'));
42: 
43:                 $this->_image->addEffect('DropShadow', array('background' => $styleDef->background,
44:                                                              'padding' => 5,
45:                                                              'distance' => 5,
46:                                                              'fade' => 3));
47:                 if ($GLOBALS['conf']['thumbnail']['unsharp'] && Ansel::isAvailable('Unsharpmask')) {
48:                     $this->_image->addEffect('Unsharpmask',
49:                                              array('radius' => $GLOBALS['conf']['thumbnail']['radius'],
50:                                                    'threshold' => $GLOBALS['conf']['thumbnail']['threshold'],
51:                                                    'amount' => $GLOBALS['conf']['thumbnail']['amount']));
52:                 }
53: 
54:                 $this->_image->applyEffects();
55:             } catch (Horde_Image_Exception $e) {
56:                 throw new Ansel_Exception($e);
57:             }
58: 
59:             return $this->_image->getHordeImage();
60:         }
61:     }
62: 
63: }
64: