public function setResolution($width, $height)
    {
        $this->width = $width;
        $this->height = $height;
        return $this;
    }
public function setResolution($width, $height)
    {
        $this->width = $width;
        $this->height = $height;
        return $this;
    }
public function setResolution ( $ width , $ height ) { $ this -> width = $ width ; $ this -> height = $ height ; return $ this ; }
Sets user resolution width and height.

@param int $width
@param int $height
@return $this
Sets user resolution width and height .