/**
* add a PNG image into the document, from a file
* this should work with remote files
*/
function addSvgFromFile($file, $x, $y, $w = 0, $h = 0)
{
$doc = new \Svg\Document();
$doc->loadFile($file);
$dimensions = $doc->getDimensions();
$this->save();
$this->transform(array($w / $dimensions["width"], 0, 0, $h / $dimensions["height"], $x, $y));
$surface = new \Svg\Surface\SurfaceCpdf($doc, $this);
$doc->render($surface);
$this->restore();
}
