function Resize::execute

Overrides ImageToolkitOperationBase::execute

File

core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Resize.php, line 56

Class

Resize

Defines GD2 resize operation.

Namespace

Code

protected function execute(array $arguments = []) {
    // Create a new image of the required dimensions, and copy and resize
    // the original image on it with resampling.
    $original_image = $this->getToolkit()
        ->getImage();
    $data = [
        'width' => $arguments['width'],
        'height' => $arguments['height'],
        'extension' => image_type_to_extension($this->getToolkit()
            ->getType(), FALSE),
        'transparent_color' => $this->getToolkit()
            ->getTransparentColor(),
        'is_temp' => TRUE,
    ];
    if ($this->getToolkit()
        ->apply('create_new', $data)) {
        if (imagecopyresampled($this->getToolkit()
            ->getImage(), $original_image, 0, 0, 0, 0, $arguments['width'], $arguments['height'], imagesx($original_image), imagesy($original_image))) {
            return TRUE;
        }
        // In case of failure, restore the original image.
        $this->getToolkit()
            ->setImage($original_image);
    }
    return FALSE;
}