Viewing file:  Dimension.php (1.14 KB) -rw-r--r--
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<?php
namespace League\Glide\Manipulators\Helpers;
use Intervention\Image\Image;
class Dimension
{
/**
* The source image.
*
* @var Image
*/
protected $image;
/**
* The device pixel ratio.
*
* @var int
*/
protected $dpr;
/**
* Create dimension helper instance.
*
* @param Image $image The source image.
* @param int $dpr The device pixel ratio.
*/
public function __construct(Image $image, $dpr = 1)
{
$this->image = $image;
$this->dpr = $dpr;
}
/**
* Resolve the dimension.
*
* @param string $value The dimension value.
*
* @return float The resolved dimension.
*/
public function get($value)
{
if (is_numeric($value) and $value > 0) {
return (float) $value * $this->dpr;
}
if (preg_match('/^(\d{1,2}(?!\d)|100)(w|h)$/', $value, $matches)) {
if ('h' === $matches[2]) {
return (float) $this->image->height() * ($matches[1] / 100);
}
return (float) $this->image->width() * ($matches[1] / 100);
}
}
}
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