vendor/phenx/php-svg-lib/src/Svg/Tag/Image.php

   1 <?php
   2 /**
   3  * @package php-svg-lib
   4  * @link    http://github.com/PhenX/php-svg-lib
   5  * @author  Fabien Ménager <fabien.menager@gmail.com>
   6  * @license GNU LGPLv3+ http://www.gnu.org/copyleft/lesser.html
   7  */
   8
   9 namespace Svg\Tag;
  10
  11 class Image extends AbstractTag
  12 {
  13     protected $x = 0;
  14     protected $y = 0;
  15     protected $width = 0;
  16     protected $height = 0;
  17     protected $href = null;
  18
  19     protected function before($attributes)
  20     {
  21         parent::before($attributes);
  22
  23         $surface = $this->document->getSurface();
  24         $surface->save();
  25
  26         $this->applyTransform($attributes);
  27     }
  28
  29     public function start($attributes)
  30     {
  31         $document = $this->document;
  32         $height = $this->document->getHeight();
  33         $this->y = $height;
  34
  35         if (isset($attributes['x'])) {
  36             $this->x = $attributes['x'];
  37         }
  38         if (isset($attributes['y'])) {
  39             $this->y = $height - $attributes['y'];
  40         }
  41
  42         if (isset($attributes['width'])) {
  43             $this->width = $attributes['width'];
  44         }
  45         if (isset($attributes['height'])) {
  46             $this->height = $attributes['height'];
  47         }
  48
  49         if (isset($attributes['xlink:href'])) {
  50             $this->href = $attributes['xlink:href'];
  51         }
  52
  53         $document->getSurface()->transform(1, 0, 0, -1, 0, $height);
  54
  55         $document->getSurface()->drawImage($this->href, $this->x, $this->y, $this->width, $this->height);
  56     }
  57
  58     protected function after()
  59     {
  60         $this->document->getSurface()->restore();
  61     }
  62 }