module ChunkyPNG::Canvas::Drawing

def rect(x0, y0, x1, y1, line_color, fill_color = ChunkyPNG::COLOR::TRANSPARENT)

  # Fill
  [x0, x1].min.upto([x0, x1].max) do |x|
    [y0, y1].min.upto([y0, y1].max) do |y|
      point(x, y, fill_color)
    end
  end
  
  # Stroke
  line(x0, y0, x0, y1, line_color)
  line(x0, y1, x1, y1, line_color)
  line(x1, y1, x1, y0, line_color)
  line(x1, y0, x0, y0, line_color)
  
  return self
end