startup

function paintMon(side, color)
  local mon = peripheral.wrap(side)
  term.redirect(mon)
  local x,y = term.getSize()

  for i=0, x do
    for j=0, y do
      paintutils.drawPixel(i,j,color)
    end
  end

  term.restore()
end

function writeMon(side, text)
  local mon = peripheral.wrap(side)
  mon.setTextScale(0.5)
  term.redirect(mon)
  term.clear()

  local x,y = term.getSize()
  term.setCursorPos(math.floor(x/2 - text:len()/2 + 0.5), math.floor(y/2 + 0.5 ))
  term.setTextColor(colors.white)
  term.write(text)

  term.restore()
end

local input = redstone.getInput("bottom")

while true do
  term.setCursorBlink(false)
  if input==true then
    paintMon("left",colors.red)
    writeMon("left","Aux power: OFF")
  else
    paintMon("left",colors.green)
    writeMon("left","Aux power: ON")
  end

  local event,side,x,y = os.pullEvent("monitor_touch")

  if tostring(side)=="left" then
    if input==true then
      redstone.setOutput("bottom",false)
      input=false
    else
      input=true
      redstone.setOutput("bottom",true)
    end
  end
end