drawingw = math.floor(screenh/2/40)*40

  drawingw = math.floor(screenw/2/40)*40

    local drawing = select_drawing_at_mouse()
    if drawing then
      drawing.show_help = false

    for _,line in ipairs(lines) do
      if line.mode == 'drawing' then
        line.show_help = false
      end

  love.graphics.rectangle('line', 16,drawing.y, drawingw,pixels(drawing.h))

  love.graphics.rectangle('line', 16,drawing.y, drawingw, math.max(pixels(drawing.h),y-drawing.y))