public function canvas($width, $height, $background = null)
    {
        return $this->createDriver()->newImage($width, $height, $background);
    }
public function canvas($width, $height, $background = null)
    {
        return $this->createDriver()->newImage($width, $height, $background);
    }
public function canvas ( $ width , $ height , $ background = null ) { return $ this -> createDriver ( ) -> newImage ( $ width , $ height , $ background ) ; }
Creates an empty image canvas

@param  int   $width
@param  int   $height
@param  mixed $background

@return \Intervention\Image\Image
Creates an empty image canvas