View difference between Paste ID: 7D6J4FL3 and 93sCQh9M

 os.loadAPI("button")
 local mainMonitor = "top"
 GamePanel = peripheral.wrap(mainMonitor)
 GamePanel.clear()
 ControlPanel = peripheral.wrap("right")
-ControlPanel.clear()
+
-local xc, yc = ControlPanel.getSize()
+function writeMessage(message, monitor)
-function writeMessage(message)
+	local xc, yc = ControlPanel.getSize()
-  ControlPanel.setCursorPos(math.floor((xc - string.len(message))/2+1),yc/2 + 1)
+	ControlPanel.clear()
-  ControlPanel.write(message)
+	ControlPanel.setCursorPos(math.floor((xc - string.len(message))/2+1),yc/2 + 1)
 	ControlPanel.write(message)
-writeMessage("CrossTurn")
+
 
 local xo, yo = GamePanel.getSize()
 print("Width: "..xo)
 print("Height: "..yo)
 local width = math.floor((xo-2)/3)
 local height = math.floor((yo-2)/3)
 print("Box width: "..width)
-sleep(0)
+
 
 function getEnemy(pPlayer)
-  local x = params["x"]
+	if pPlayer == "x" then
-  local y = params["y"]
+		return "o"
-  print("Field at "..x..","..y.." was clicked")
+	elseif pPlayer == "o" then
 		return "x"
---fx setup
+	else
---0,0 1,0 2,0
+		print("Player \""..pPlayer.."\" has no opponent! (returning nil)")
---0,1 1,1 2,1
+		return nil
---0,2 1,2 2,2
+	end
 end
 
-  for x = 0,2 do
+activePlayer = "x"
-    for y = 0,2 do
+nextGameActivePlayer = getEnemy(activePlayer)
-      local xPos = x * width + x + 1
+winner = "empty"
-      local yPos = y * height + y + 1
+
-      print("Drawing button "..x..","..y.." at "..xPos..","..yPos.."...")
+function newGame()
-      button.setTable(x..y, fx, {["x"] = x, ["y"] = y}, xPos, xPos + width - 1, yPos, yPos + height - 1)
+	winner = "empty"
-    end
+	clearAll()
-  end
+	fillTable()
-  button.screen()
+	activePlayer = nextGameActivePlayer
 	nextGameActivePlayer = getEnemy(nextGameActivePlayer)
 end
 
-  event,side,x,y = os.pullEvent("monitor_touch")
+function getPlayerTable()
-  if side == mainMonitor then
+	local tbl = {}
-    button.checkxy(x,y)
+	for x = 0,2 do
-  end
+		tbl[x] = {}
 		for y = 0,2 do
 			tbl[x][y] = button.getPlayer(x..y)
 		end
---button.heading("TicTacToe")
+	end
 	return tbl
 end
-  getClick()
+
 function checkGameOver()
 	local p1 = "x"
 	local p2 = "o"
 	local p3 = "empty"
 
 	--Get player information
 	local tbl = getPlayerTable()
 
 	--Check draw
 	local countNotEmpty = 0
 	for x = 0,2 do
 		for y = 0,2 do
 			if tbl[x][y] ~= p3 then
 				countNotEmpty = countNotEmpty + 1
 			end
 		end
 	end
 	if countNotEmpty == 9 then
 		return true, p3, {}
 	end
 
 	-- Check win
 	local countColumns = {[p1] = 0, [p2] = 0}
 	local countRows = {[p1] = 0, [p2] = 0}
 	local countDiagonal1 = {[p1] = 0, [p2] = 0}
 	local countDiagonal2 = {[p1] = 0, [p2] = 0}
 
 	for a = 0,2 do
 		countColumns = {[p1] = 0, [p2] = 0}
 		countRows = {[p1] = 0, [p2] = 0}
 		for b = 0,2 do
 			if tbl[a][b] ~= p3 then
 				countColumns[tbl[a][b]] = countColumns[tbl[a][b]] + 1
 			end
 			if tbl[b][a] ~= p3 then
 				countRows[tbl[b][a]] = countRows[tbl[b][a]] + 1
 			end
 		end
 
 		if tbl[a][a] ~= p3 then
 			countDiagonal1[tbl[a][a]] = countDiagonal1[tbl[a][a]] + 1
 		end
 		if tbl[a][2 - a] ~= p3 then
 			countDiagonal2[tbl[a][2 - a]] = countDiagonal2[tbl[a][2 - a]] + 1
 		end
 
 		if countColumns[p1] == 3 then
 			return true, p1, {{["x"] = a, ["y"] = 0},{["x"] = a, ["y"] = 1},{["x"] = a, ["y"] = 2}}
 		elseif  countColumns[p2] == 3 then
 			return true, p2, {{["x"] = a, ["y"] = 0},{["x"] = a, ["y"] = 1},{["x"] = a, ["y"] = 2}}
 		end
 		if countRows[p1] == 3 then
 			return true, p1, {{["x"] = 0, ["y"] = a},{["x"] = 1, ["y"] = a},{["x"] = 2, ["y"] = a}}
 		elseif  countRows[p2] == 3 then
 			return true, p2, {{["x"] = 0, ["y"] = a},{["x"] = 1, ["y"] = a},{["x"] = 2, ["y"] = a}}
 		end
 	end
 
 	if countDiagonal1[p1] == 3 then
 		return true, p1, {{["x"] = 0, ["y"] = 0},{["x"] = 1, ["y"] = 1},{["x"] = 2, ["y"] = 2}}
 	elseif  countDiagonal1[p2] == 3 then
 		return true, p2, {{["x"] = 0, ["y"] = 0},{["x"] = 1, ["y"] = 1},{["x"] = 2, ["y"] = 2}}
 	end
 	if countDiagonal2[p1] == 3 then
 		return true, p1, {{["x"] = 0, ["y"] = 2},{["x"] = 1, ["y"] = 1},{["x"] = 2, ["y"] = 0}}
 	elseif  countDiagonal2[p2] == 3 then
 		return true, p2, {{["x"] = 0, ["y"] = 2},{["x"] = 1, ["y"] = 1},{["x"] = 2, ["y"] = 0}}
 	end
 
 	return false, p3, {}
 end
 
 function getPlayerName(pPlayer)
 	if pPlayer == "x" then
 		return "Cross"
 	elseif pPlayer == "o" then
 		return "Circle"
 	elseif pPlayer == "empty" then
 		print("Player \"empty\" has no name! (returning \"empty\")")
 		return "empty"
 	else
 		print("Player \""..pPlayer.."\" has is invalid! (returning nil)")
 		return nil
 	end
 end
 
 function fx(params)
 	local x = params["x"]
 	local y = params["y"]
 	print("Field at "..x..","..y.." was clicked")
 	if button.getPlayer(x..y) == "empty" then
 		print(getPlayerName(activePlayer).." occupied the field at "..x..","..y..".")
 		button.setPlayer(x..y, activePlayer)
 		activePlayer = getEnemy(activePlayer)
 		local gameOver, winner, wInformation = checkGameOver()
 		if gameOver then
 			print("Game over: "..getPlayerName(winner).." has won.")
 			for a,b in pairs(wInformation) do
 				button.setState(b["x"]..b["y"], true)
 			end
 			if winner == "empty" then
 				writeMessage("Draw! Try again...")
 			else
 				writeMessage(getPlayerName(winner).." has won!", ControlPanel)
 			end
 		else
 			writeMessage(getPlayerName(activePlayer).."\'s turn!", ControlPanel)
 		end
 	else
 		print(getPlayerName(activePlayer).." cannot occupy the field at "..x..","..y..". It is already occupied by "..getPlayerName(button.getPlayer(x..y))..".")
 	end
 end
 
 function fillTable()
 	for x = 0,2 do
 		for y = 0,2 do
 		 --	local pos = fieldIndex * FieldWidth + borderIndex * borderWidth(=1) + monitorIndex (0,1,2,3 -> 1,2,3,4)
 			local xPos = x * width + x + 1
 			local yPos = y * height + y + 1
 			print("Drawing button "..x..","..y.." at "..xPos..","..yPos.." to the monitor on the top...")
 			button.setTable(x..y, fx, {["x"] = x, ["y"] = y}, xPos, xPos + width - 1, yPos, yPos + height - 1, "top")
 		end
 	end
 	button.screen()
 end
 
 function getClick()
 	event,side,x,y = os.pullEvent("monitor_touch")
 	button.checkxy(x, y, side)
 end
 
 fillTable()
 
 while true do
 	getClick()
 end