display.lua

local im = {
  {"\136  ",      "0f0", "f0f"},
  {"   ",         "0f0", "f0f"},
  {"   ",         "0f0", "f0f"},
}

local n3 = {
  {"\131\131 ",   "00f", "ff0"},
  {" \140 ",      "00f", "ff0"},
  {"\143\143 ",   "fff", "000"},
}

local n4 = {
  {"   ",         "f0f", "0f0"},
  {"\143\140 ",   "00f", "ff0"},
  {"   ",         "00f", "ff0"},
}

local n5 = {
  {" \131\131",   "f00", "0ff"},
  {"\143\140\131","00f", "ff0"},
  {"\143\143 ",   "fff", "000"},
}

local n2 = {
  {"\131\131 ",   "00f", "ff0"},
  {"\131\140\143","f00", "0ff"},
  {" \143\143",   "fff", "000"},
}

local n6 = {
  {" \131\131",   "f00", "0ff"},
  {" \140\131",   "f0f", "0f0"},
  {" \143 ",      "fff", "000"},
}

local n7 = {
  {"\131\131 ",   "00f", "ff0"},
  {"   ",         "00f", "ff0"},
  {"   ",         "00f", "ff0"},
}

local n8 = {
  {" \131 ",      "f0f", "0f0"},
  {" \140 ",      "f0f", "0f0"},
  {" \143 ",      "fff", "000"},
}

local n9 = {
  {" \131 ",      "f0f", "0f0"},
  {"\143\140 ",   "00f", "ff0"},
  {"\143\143 ",   "fff", "000"},
}

local n0 = {
  {" \131 ",      "f0f", "0f0"},
  {"   ",         "f0f", "0f0"},
  {" \143 ",      "0f0", "000"},
}
os.loadAPI("api/pixel.lua")

local n = {
    "000",
    "0 0",
    "0 0",
    "0 0",
    "000",
}

local mon = peripheral.wrap("top")
mon.setTextScale(0.5)

--local im = pixel.compute(n, mon)
mon.setCursorPos(3,2)
mon.clear()
pixel.draw(im, mon)

for i=1,4 do
    mon.setCursorPos(1,i+1)
    mon.write(i.."")
end

--[[
local f = fs.open("display.lua","r")
local code = f.readAll()
f.close()
f = fs.open("display.lua","w")
f.write("local im = ")
f.write(textutils.serialise(im).."\n")
f.write(code)
f.close()
--]]