Dtest

m = peripheral.wrap("left")

local running = true

local function grnButton()
 m,clear()
 m.setTextScale(5)
 m.write("DO IT!")
end

local function redButton()
 m.clear()
 m.setTextScale(5)
 m.setCursorPos(1,2)
 m.setTextColor(colors.red)
 m.write("LOSER")
end

local redGrnButtons ={
 [1] = {buttonType = 1, startX = 10, endX = 20, startY = 12, endY = 16, buttonText = "GO!", command = grnButton},
 [2] = {buttonType = 1, startX = 30, endX = 40, startY = 12, endY = 16, buttonText = "NO", command = redButton}
}

local function buttonMenu(table)
 for k,v in ipairs(table) do
  m.setCursorPos(table[k].startX, table[k].startY
 end
 while running do
  for k,v in ipairs(table) do
   event, button, x, y = os.pullevent
   if event == "monitor_touch" then
    if button = table[k].buttonType then
     if x >= table[k].startX and x <= table[k].endX and y >= table[k].startY and y <= table[k].endY then
      table[k].command()
     end
    end
   end
  end
 end
 m.clear()
end


local function WelcomeScreen()
  m.clear()
  m.setTextScale(4)
  m.setCursorPos(0,1)
  m.setTextColor(colors.lime)
  m.write(" Welcome")
  m.setCursorPos(5,3)
  m.setTextColor(colors.yellow)
  m.write("to the")
  m.setCursorPos(8,5)
  m.setTextColor(colors.red)
  m.write("ARENA!")
end

local function screenTwo()
  m.clear()
  m.setTextScale(1)
  m.setCursorPos(9,1)
  m.setTextColor(colors.white)
  m.write("Welcome to HDbag's Wither Arena!!!")
  m.setCursorPos(4,2)
  m.write("Co-Hosting IPJ and the boss of the underworld")
  m.setCursorPos(8,5)
  m.write("simply push the green button to start")
  m.setCursorPos(11,6)
  m.write("Or push the red button to stop")
  m.setCursorPos(1,8)
  m.write("Work In Progress - - - Owners not held responsible")
end

-- end of functions list

WelcomeScreen()
os.sleep(1.5)

local event = (os.pullEvent())
  if event == "monitor_touch" then
    screenTwo()
    buttonMenu(redGrnButtons)
  else
end