optics

-- Turbolift button displayer
-- Kenny Lindley
-- For use on NCC-1701-D
function drawState(state)
    paintutils.drawImage(paintutils.loadoImage("/sys/turbolift/"..state),1, 1)

end

function getTouch()
  while true do
    local _, side, xPos, yPos = os.pullEvent("monitor_touch")
    os.queueEvent("tl_button")
  end
end
function getState()
  while true do
    local _, s = os.pullEvent("tl_state_changed")
    drawState(s)
  end
end

parallel.waitForAll(getTouch, getState)