tde-apis [OpenComputers for BlocksImage format]

com = require("component")
gl = com.gpu
write = io.write
getbg = gl.getBackground
setbg = gl.setBackground
getres = gl.getResolution
xfill = gl.fill
function loadImage(imgpath)
  a = {true,true,true,true,true,true,true,true,true,true,true}
  ic = true
  al = true
  f = io.open(imgpath, "r")
  a[1] = tonumber(f:read('*l'))
  al = a[1]*5+1
  for ic = 2, al do
    a[ic] = tonumber(f:read("*l"))
  end
  f:close()
  return a
end
function drawImage(img)
  bgcol = getbg()
  ic = true
  b = 1
  x1c = true
  x2c = true
  y1c = true
  y2c = true
  col = true
  al = img[1]*5+1
  for ic = 2, al do
    if b == 1 then
      b = 2
      x1c = img[ic]
    elseif b == 2 then
      b = 3
      y1c = img[ic]
    elseif b == 3 then
      b = 4
      x2c = img[ic]
    elseif b == 4 then
      b = 5
      y2c = img[ic]
    elseif b == 5 then
      b = 1
      col = img[ic]
      setbg(col)
      xfill(x1c,y1c,x2c-x1c+1,y2c-y1c+1," ")
    end
  end
  setbg(bgcol)
end