public function getImageResource($string, $size = 64, $color = null, $backgroundColor = null)
    {
        return $this->generator->getImageResource($string, $size, $color, $backgroundColor);
    }
public function getImageResource($string, $size = 64, $color = null, $backgroundColor = null)
    {
        return $this->generator->getImageResource($string, $size, $color, $backgroundColor);
    }
public function getImageResource ( $ string , $ size = 64 , $ color = null , $ backgroundColor = null ) { return $ this -> generator -> getImageResource ( $ string , $ size , $ color , $ backgroundColor ) ; }
Get an Identicon PNG image resource.

@param string $string
@param int    $size
@param string $color
@param string $backgroundColor

@return string
Get an Identicon PNG image resource .