paint_load.lua

local EU = require("ExtraUtilits")
local io = require("io")
local computer = require("computer")
local serialization = require("serialization")

local path = table.unpack({...})

local file = io.open(path, "r")

local data = serialization.unserialize(file:read())

local w, h = data.w, data.h

local field = {}

for i = 1, w do

  field[i] = {}

  for j = 1, h do

    field[i][j] = {}

    local line = file:read()

    if line ~= "-" then

      local backstring = string.sub(line, 1, 3)
      local forestring = string.sub(line, 4, 6)
      local symbol = string.sub(line, 7, 7)

      local backgroundchars = {string.sub(backstring, 1, 1), string.sub(backstring, 2, 2), string.sub(backstring, 3, 3)}
      local foregroundchars = {string.sub(forestring, 1, 1), string.sub(forestring, 2, 2), string.sub(forestring, 3, 3)}

      local backRGB = {string.byte(backgroundchars[1]) or 0, string.byte(backgroundchars[2]) or 0, string.byte(backgroundchars[3]) or 0}
      local foreRGB = {string.byte(foregroundchars[1]) or 0, string.byte(foregroundchars[2]) or 0, string.byte(foregroundchars[3]) or 0}

      field[i][j].background = EU.Color.Pack(table.unpack(backRGB))
      field[i][j].foreground = EU.Color.Pack(table.unpack(foreRGB))
      field[i][j].symbol = symbol

    end

  end

end

file:close()

return {field = field, width = w, height = h}