--Screen/Drawing functions
-----------------------------
w,h = term.getSize()
hW = w/2
hH = h/2
c=colors.combine(colors.red,colors.green,colors.black,colors.white)
white = false
green = false
black = false
red   = false
rs.setBundledOutput("back", c)

function centerPrint(y,text)
  term.setCursorPos(w/2 - #text/2, y)
    term.write(text)
end

function drawAt(x,y,text)
 term.setCursorPos(x,y)
write(text)
end

function cleanScreen()
term.clear()
  term.setCursorPos(1,1)
 end


input = 1


function drawArt()

  cleanScreen()
  term.setTextColor(colors.lime)
  term.setBackgroundColor(colors.black) --title and title background color
  print[[

      VAULT-TEC REACTOR MK 4 CONTROL STATION
          AUTHORIZED PERSONEL  ONLY!

]]


 for i = 5,19 do
 term.setBackgroundColor(colors.black) -- MAIN BACKGROUND SPAM COLOR
  drawAt(1,i,"                                                   ")
   term.setBackgroundColor(colors.black)
  end

  if input == nil then
  input = 1
  end

  term.setBackgroundColor(colors.black) -- menu section background
  term.setTextColor(colors.red) -- menu section brackets
   term.setCursorPos(9,(input + 5))
   print("[")
   term.setCursorPos(40,(input + 5))
   print("]")
    term.setBackgroundColor(colors.black)




  options = {
"                              ",
"  ACTIVATE    REACTORS 01-06  ",
"  DEACTIVATE  REACTORS 01-06  ",
"  ACTIVATE    REACTORS 07-12  ",
"  DEACTIVATE  REACTORS 07-12  ",
"  ACTIVATE    BREEDER CORE 1  ",
"  DEACTIVATE  BREEDER CORE 1  ",
"  ACTIVATE    BREEDER CORE 2  ",
"  DEACTIVATE  BREEDER CORE 2  ",
"  -EMERGENCY-  CORE SHUTDOWN  ",
"                              ",
}


for i = 1, #options do
term.setBackgroundColor(colors.black) -- options background color
term.setTextColor(colors.blue) -- options text color
  drawAt(10,i + 4,options[i])
 end

 term.setTextColor(colors.red) -- option text color optional
 drawAt(10,14,"  -EMERGENCY-  CORE SHUTDOWN  ")
end




   function events()
   evt, but = os.pullEvent()
     if evt == "key" then

 if but == 208 then --down arrow
 input = input + 1
 if input > 9 then
 input = 9
 end

 elseif but == 200 then --up arrow
 input = input - 1
 if input < 1 then
 input = 1
 end

 elseif but == 28 then --Enter
 if input == 1 then
  c = colors.subtract(c, colors.white)
  rs.setBundledOutput("back",c)
  white = not white
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* ACTIVATED     REACTORS 01-06 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)


  elseif input == 2 then
  c = colors.combine(c, colors.white)
  rs.setBundledOutput("back",c)
  white = not white
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* DEACTIVATED   REACTORS 01-06 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 3 then
  c = colors.subtract(c, colors.black)
  rs.setBundledOutput("back",c)
  black = not black
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* ACTIVATED     REACTORS 07-12 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 4 then
  c = colors.combine(c, colors.black)
  rs.setBundledOutput("back",c)
  black = not black
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* ACTIVATED     REACTORS 07-12 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 5 then
  c = colors.subtract(c, colors.red)
  rs.setBundledOutput("back",c)
  red = not red
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* ACTIVATED     BREEDER CORE 1* ")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)


  elseif input == 6 then
  c = colors.combine(c, colors.red)
  rs.setBundledOutput("back",c)
  red = not red
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* DEACTIVATED   BREEDER CORE 1 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 7 then
  c = colors.subtract(c, colors.green)
  rs.setBundledOutput("back",c)
  green = not green
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* ACTIVATED     BREEDER CORE 2 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 8 then
  c = colors.combine(c, colors.green)
  rs.setBundledOutput("back", c)
  green = not green
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* DEACTIVATED   BREEDER CORE 2 *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)

  elseif input == 9 then
  c = colors.combine(colors.green,colors.red,colors.white,colors.black)
  green = false
  red = false
  black = false
  white = false
  rs.setBundledOutput("back", c)
  term.clear()
  term.setCursorPos(9,9)
  print("********************************")
  term.setCursorPos(9,10)
  print("* EMERGENCY SHUTDOWN INITIATED *")
  term.setCursorPos(9,11)
  print("********************************")
  sleep(3)
  end

end
   end
     end

 function main()
    while true do
      cleanScreen()
       drawArt()
     events() --Handles the menu stuff
 end
    end


main()