public function process(Image $image)
{
if ($this->request->query->has('height') && 1 === preg_match('#^([0-9]+)$#', $this->request->query->get('height'), $height)) {
$image->heighten($height[1], function (Constraint $constraint) {
$constraint->upsize();
});
}
}
/**
* Scales an image to the given width and height while maintaining aspect ratio.
*
* The resulting image can be smaller for one or both target dimensions.
*
* @param int $width
* The target width, in pixels. This value is omitted then the scaling will
* based only on the height value.
* @param int $height
* The target height, in pixels. This value is omitted then the scaling will
* based only on the width value.
*/
public function scale($width = null, $height = null)
{
if ($width === null && $height === null) {
throw new \LogicException('one of "width" or "height" must be set for "scale"');
}
if ($width !== null && $height !== null) {
$this->resize($width, $height);
return;
}
if ($width !== null) {
$this->image->widen($width);
return;
}
$this->image->heighten($height);
}
/**
* Handle the image manipulation request
* @param \Intervention\Image\Image $image
* @param array $options
* @return \Intervention\Image\Image
*/
public function handle($image, $options)
{
$options = array_merge($this->defaults, $options);
$callback = isset($options['callback']) ? $options['callback'] : null;
return $image->heighten($options['height'], $callback);
}
/**
* Resize image to new height, constraining proportions
*
* @param integer $height
* @return \Intervention\Image\Image
* @static
*/
public static function heighten($height)
{
return \Intervention\Image\Image::heighten($height);
}
