/**
* Constructor
*
* @param array|\Traversable $options
* @throws RendererCreationException
*/
public function __construct($options = null)
{
if (!function_exists('gd_info')) {
throw new RendererCreationException(__CLASS__ . ' requires the GD extension');
}
parent::__construct($options);
}
/**
* Constructor
* @param array|\Zend\Config\Config $options
* @return void
*/
public function __construct($options = null)
{
if (!function_exists('gd_info')) {
throw new RendererCreationException('\\Zend\\Barcode\\Renderer\\Image requires the GD extension');
}
parent::__construct($options);
}
/**
* Draw the barcode in the rendering resource
* @return DOMDocument
*/
public function draw()
{
parent::draw();
$this->resource->appendChild($this->rootElement);
return $this->resource;
}