Either

34     public void OnMasterClientSwitched(PhotonPlayer player)
35     {
36         Debug.Log("OnMasterClientSwitched: " + player);
37
38         string message;
39         InRoomChat chatComponent = GetComponent(); // if we find a InRoomChat component, we print out a short message
40
41         if (chatComponent != null)
42         {
43             // to check if this client is the new master...
44             if (player.isLocal)
45             {
46                 message = "You are Master Client now.";
47             }
48             else
49             {
50                 message = player.name + " is Master Client now.";
51             }
52
53
54             chatComponent.AddLine(message); // the Chat method is a RPC. as we don't want to send an RPC and neither create a PhotonMessageInfo, lets call AddLine()
55         }
56     }

1016     public void OnOperationResponse(OperationResponse operationResponse)
1017     {
1018         if (PhotonNetwork.networkingPeer.State == global::PeerState.Disconnecting)
1019         {
1020             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1021             {
1022                 Debug.Log("OperationResponse ignored while disconnecting. Code: " + operationResponse.OperationCode);
1023             }
1024             return;
1025         }
1026
1027         // extra logging for error debugging (helping developers with a bit of automated analysis)
1028         if (operationResponse.ReturnCode == 0)
1029         {
1030             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1031                 Debug.Log(operationResponse.ToString());
1032         }
1033         else
1034         {
1035             if (operationResponse.ReturnCode == ErrorCode.OperationNotAllowedInCurrentState)
1036             {
1037                 Debug.LogError("Operation " + operationResponse.OperationCode + " could not be executed (yet). Wait for state JoinedLobby or ConnectedToMaster and their callbacks before calling operations. WebRPCs need a server-side configuration. Enum OperationCode helps identify the operation.");
1038             }
1039             else if (operationResponse.ReturnCode == ErrorCode.WebHookCallFailed)
1040             {
1041                 Debug.LogError("Operation " + operationResponse.OperationCode + " failed in a server-side plugin. Check the configuration in the Dashboard. Message from server-plugin: " + operationResponse.DebugMessage);
1042             }
1043             else if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1044             {
1045                 Debug.LogError("Operation failed: " + operationResponse.ToStringFull() + " Server: " + this.server);
1046             }
1047         }
1048
1049         // use the "secret" or "token" whenever we get it. doesn't really matter if it's in AuthResponse.
1050         if (operationResponse.Parameters.ContainsKey(ParameterCode.Secret))
1051         {
1052             if (this.CustomAuthenticationValues == null)
1053             {
1054                 this.CustomAuthenticationValues = new AuthenticationValues();
1055                 // this.DebugReturn(DebugLevel.ERROR, "Server returned secret. Created CustomAuthenticationValues.");
1056             }
1057
1058             this.CustomAuthenticationValues.Secret = operationResponse[ParameterCode.Secret] as string;
1059         }
1060
1061         switch (operationResponse.OperationCode)
1062         {
1063             case OperationCode.Authenticate:
1064                 {
1065                     // PeerState oldState = this.State;
1066
1067                     if (operationResponse.ReturnCode != 0)
1068                     {
1069                         if (operationResponse.ReturnCode == ErrorCode.InvalidOperationCode)
1070                         {
1071                             Debug.LogError(string.Format("If you host Photon yourself, make sure to start the 'Instance LoadBalancing' "+ this.ServerAddress));
1072                         }
1073                         else if (operationResponse.ReturnCode == ErrorCode.InvalidAuthentication)
1074                         {
1075                             Debug.LogError(string.Format("The appId this client sent is unknown on the server (Cloud). Check settings. If using the Cloud, check account."));
1076                             SendMonoMessage(PhotonNetworkingMessage.OnFailedToConnectToPhoton, DisconnectCause.InvalidAuthentication);
1077                         }
1078                         else if (operationResponse.ReturnCode == ErrorCode.CustomAuthenticationFailed)
1079                         {
1080                             Debug.LogError(string.Format("Custom Authentication failed (either due to user-input or configuration or AuthParameter string format). Calling: OnCustomAuthenticationFailed()"));
1081                             SendMonoMessage(PhotonNetworkingMessage.OnCustomAuthenticationFailed, operationResponse.DebugMessage);
1082                         }
1083                         else
1084                         {
1085                             Debug.LogError(string.Format("Authentication failed: '{0}' Code: {1}", operationResponse.DebugMessage, operationResponse.ReturnCode));
1086                         }
1087
1088                         this.State = global::PeerState.Disconnecting;
1089                         this.Disconnect();
1090
1091                         if (operationResponse.ReturnCode == ErrorCode.MaxCcuReached)
1092                         {
1093                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1094                                 Debug.LogWarning(string.Format("Currently, the limit of users is reached for this title. Try again later. Disconnecting"));
1095                             SendMonoMessage(PhotonNetworkingMessage.OnPhotonMaxCccuReached);
1096                             SendMonoMessage(PhotonNetworkingMessage.OnConnectionFail, DisconnectCause.MaxCcuReached);
1097                         }
1098                         else if (operationResponse.ReturnCode == ErrorCode.InvalidRegion)
1099                         {
1100                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1101                                 Debug.LogError(string.Format("The used master server address is not available with the subscription currently used. Got to Photon Cloud Dashboard or change URL. Disconnecting."));
1102                             SendMonoMessage(PhotonNetworkingMessage.OnConnectionFail, DisconnectCause.InvalidRegion);
1103                         }
1104                         else if (operationResponse.ReturnCode == ErrorCode.AuthenticationTicketExpired)
1105                         {
1106                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1107                                 Debug.LogError(string.Format("The authentication ticket expired. You need to connect (and authenticate) again. Disconnecting."));
1108                             SendMonoMessage(PhotonNetworkingMessage.OnConnectionFail, DisconnectCause.AuthenticationTicketExpired);
1109                         }
1110                         break;
1111                     }
1112                     else
1113                     {
1114                         if (this.server == ServerConnection.NameServer)
1115                         {
1116                             // on the NameServer, authenticate returns the MasterServer address for a region and we hop off to there
1117                             this.MasterServerAddress = operationResponse[ParameterCode.Address] as string;
1118                             this.DisconnectToReconnect();
1119                         }
1120                         else if (this.server == ServerConnection.MasterServer)
1121                         {
1122                             if (PhotonNetwork.autoJoinLobby)
1123                             {
1124                                 this.State = global::PeerState.Authenticated;
1125                                 this.OpJoinLobby(this.lobby);
1126                             }
1127                             else
1128                             {
1129                                 this.State = global::PeerState.ConnectedToMaster;
1130                                 NetworkingPeer.SendMonoMessage(PhotonNetworkingMessage.OnConnectedToMaster);
1131                             }
1132                         }
1133                         else if (this.server == ServerConnection.GameServer)
1134                         {
1135                             this.State = global::PeerState.Joining;
1136
1137                             if (this.mLastJoinType == JoinType.JoinGame || this.mLastJoinType == JoinType.JoinRandomGame || this.mLastJoinType == JoinType.JoinOrCreateOnDemand)
1138                             {
1139                                 // if we just "join" the game, do so. if we wanted to "create the room on demand", we have to send this to the game server as well.
1140                                 this.OpJoinRoom(this.mRoomToGetInto.name, this.mRoomOptionsForCreate, this.mRoomToEnterLobby, this.mLastJoinType == JoinType.JoinOrCreateOnDemand);
1141                             }
1142                             else if (this.mLastJoinType == JoinType.CreateGame)
1143                             {
1144                                 // on the game server, we have to apply the room properties that were chosen for creation of the room, so we use this.mRoomToGetInto
1145                                 this.OpCreateGame(this.mRoomToGetInto.name, this.mRoomOptionsForCreate, this.mRoomToEnterLobby);
1146                             }
1147
1148                             break;
1149                         }
1150                     }
1151                     break;
1152                 }
1153
1154             case OperationCode.GetRegions:
1155                 // Debug.Log("GetRegions returned: " + operationResponse.ToStringFull());
1156
1157                 if (operationResponse.ReturnCode == ErrorCode.InvalidAuthentication)
1158                 {
1159                     Debug.LogError(string.Format("The appId this client sent is unknown on the server (Cloud). Check settings. If using the Cloud, check account."));
1160                     SendMonoMessage(PhotonNetworkingMessage.OnFailedToConnectToPhoton, DisconnectCause.InvalidAuthentication);
1161
1162                     this.State = global::PeerState.Disconnecting;
1163                     this.Disconnect();
1164                     return;
1165                 }
1166
1167                 string[] regions = operationResponse[ParameterCode.Region] as string[];
1168                 string[] servers = operationResponse[ParameterCode.Address] as string[];
1169
1170                 if (regions == null || servers == null || regions.Length != servers.Length)
1171                 {
1172                     Debug.LogError("The region arrays from Name Server are not ok. Must be non-null and same length.");
1173                     break;
1174                 }
1175
1176                 this.AvailableRegions = new List(regions.Length);
1177                 for (int i = 0; i < regions.Length; i++)
1178                 {
1179                     string regionCodeString = regions[i];
1180                     if (string.IsNullOrEmpty(regionCodeString))
1181                     {
1182                         continue;
1183                     }
1184                     regionCodeString = regionCodeString.ToLower();
1185
1186                     CloudRegionCode code = Region.Parse(regionCodeString);
1187                     this.AvailableRegions.Add(new Region() { Code = code, HostAndPort = servers[i] });
1188                 }
1189
1190                 // PUN assumes you fetch the name-server's list of regions to ping them
1191                 if (PhotonNetwork.PhotonServerSettings.HostType == ServerSettings.HostingOption.BestRegion)
1192                 {
1193                     PhotonHandler.PingAvailableRegionsAndConnectToBest();
1194                 }
1195                 break;
1196
1197             case OperationCode.CreateGame:
1198                 {
1199                     if (this.server == ServerConnection.GameServer)
1200                     {
1201                         this.GameEnteredOnGameServer(operationResponse);
1202                     }
1203                     else
1204                     {
1205                         if (operationResponse.ReturnCode != 0)
1206                         {
1207                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1208                                 Debug.LogWarning(string.Format("CreateRoom failed, client stays on masterserver: {0}.", operationResponse.ToStringFull()));
1209
1210                             SendMonoMessage(PhotonNetworkingMessage.OnPhotonCreateRoomFailed);
1211                             break;
1212                         }
1213
1214                         string gameID = (string) operationResponse[ParameterCode.RoomName];
1215                         if (!string.IsNullOrEmpty(gameID))
1216                         {
1217                             // is only sent by the server's response, if it has not been
1218                             // sent with the client's request before!
1219                             this.mRoomToGetInto.name = gameID;
1220                         }
1221
1222                         this.mGameserver = (string)operationResponse[ParameterCode.Address];
1223                         this.DisconnectToReconnect();
1224                     }
1225
1226                     break;
1227                 }
1228
1229             case OperationCode.JoinGame:
1230                 {
1231                     if (this.server != ServerConnection.GameServer)
1232                     {
1233                         if (operationResponse.ReturnCode != 0)
1234                         {
1235                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1236                                 Debug.Log(string.Format("JoinRoom failed (room maybe closed by now). Client stays on masterserver: {0}. State: {1}", operationResponse.ToStringFull(), this.State));
1237
1238                             SendMonoMessage(PhotonNetworkingMessage.OnPhotonJoinRoomFailed);
1239                             break;
1240                         }
1241
1242                         this.mGameserver = (string)operationResponse[ParameterCode.Address];
1243                         this.DisconnectToReconnect();
1244                     }
1245                     else
1246                     {
1247                         this.GameEnteredOnGameServer(operationResponse);
1248                     }
1249
1250                     break;
1251                 }
1252
1253             case OperationCode.JoinRandomGame:
1254                 {
1255                     // happens only on master. on gameserver, this is a regular join (we don't need to find a random game again)
1256                     // the operation OpJoinRandom either fails (with returncode 8) or returns game-to-join information
1257                     if (operationResponse.ReturnCode != 0)
1258                     {
1259                         if (operationResponse.ReturnCode == ErrorCode.NoRandomMatchFound)
1260                         {
1261                             if (PhotonNetwork.logLevel >= PhotonLogLevel.Full)
1262                                 Debug.Log("JoinRandom failed: No open game. Calling: OnPhotonRandomJoinFailed() and staying on master server.");
1263                         }
1264                         else if (PhotonNetwork.logLevel >= PhotonLogLevel.Informational)
1265                         {
1266                             Debug.LogWarning(string.Format("JoinRandom failed: {0}.", operationResponse.ToStringFull()));
1267                         }
1268
1269                         SendMonoMessage(PhotonNetworkingMessage.OnPhotonRandomJoinFailed, operationResponse.ReturnCode, operationResponse.DebugMessage);
1270                         break;
1271                     }
1272
1273                     string roomName = (string)operationResponse[ParameterCode.RoomName];
1274                     this.mRoomToGetInto.name = roomName;
1275                     this.mGameserver = (string)operationResponse[ParameterCode.Address];
1276                     this.DisconnectToReconnect();
1277                     break;
1278                 }
1279
1280             case OperationCode.JoinLobby:
1281                 this.State = global::PeerState.JoinedLobby;
1282                 this.insideLobby = true;
1283                 SendMonoMessage(PhotonNetworkingMessage.OnJoinedLobby);
1284
1285                 // this.mListener.joinLobbyReturn();
1286                 break;
1287             case OperationCode.LeaveLobby:
1288                 this.State = global::PeerState.Authenticated;
1289                 this.LeftLobbyCleanup(); // will set insideLobby = false
1290                 break;
1291
1292             case OperationCode.Leave:
1293                 this.DisconnectToReconnect();
1294                 break;
1295
1296             case OperationCode.SetProperties:
1297                 // this.mListener.setPropertiesReturn(returnCode, debugMsg);
1298                 break;
1299
1300             case OperationCode.GetProperties:
1301                 {
1302                     Hashtable actorProperties = (Hashtable)operationResponse[ParameterCode.PlayerProperties];
1303                     Hashtable gameProperties = (Hashtable)operationResponse[ParameterCode.GameProperties];
1304                     this.ReadoutProperties(gameProperties, actorProperties, 0);
1305
1306                     // RemoveByteTypedPropertyKeys(actorProperties, false);
1307                     // RemoveByteTypedPropertyKeys(gameProperties, false);
1308                     // this.mListener.getPropertiesReturn(gameProperties, actorProperties, returnCode, debugMsg);
1309                     break;
1310                 }
1311
1312             case OperationCode.RaiseEvent:
1313                 // this usually doesn't give us a result. only if the caching is affected the server will send one.
1314                 break;
1315
1316             case OperationCode.FindFriends:
1317                 bool[] onlineList = operationResponse[ParameterCode.FindFriendsResponseOnlineList] as bool[];
1318                 string[] roomList = operationResponse[ParameterCode.FindFriendsResponseRoomIdList] as string[];
1319
1320                 if (onlineList != null && roomList != null && this.friendListRequested != null && onlineList.Length == this.friendListRequested.Length)
1321                 {
1322                     List friendList = new List(this.friendListRequested.Length);
1323                     for (int index = 0; index < this.friendListRequested.Length; index++)
1324                     {
1325                         FriendInfo friend = new FriendInfo();
1326                         friend.Name = this.friendListRequested[index];
1327                         friend.Room = roomList[index];
1328                         friend.IsOnline = onlineList[index];
1329                         friendList.Insert(index, friend);
1330                     }
1331                     PhotonNetwork.Friends = friendList;
1332                 }
1333                 else
1334                 {
1335                     // any of the lists is null and shouldn't. print a error
1336                     Debug.LogError("FindFriends failed to apply the result, as a required value wasn't provided or the friend list length differed from result.");
1337                 }
1338
1339                 this.friendListRequested = null;
1340                 this.isFetchingFriends = false;
1341                 this.friendListTimestamp = Environment.TickCount;
1342                 if (this.friendListTimestamp == 0)
1343                 {
1344                     this.friendListTimestamp = 1; // makes sure the timestamp is not accidentally 0
1345                 }
1346
1347                 SendMonoMessage(PhotonNetworkingMessage.OnUpdatedFriendList);
1348                 break;
1349
1350             case OperationCode.WebRpc:
1351                 SendMonoMessage(PhotonNetworkingMessage.OnWebRpcResponse, operationResponse);
1352                 break;
1353
1354             default:
1355                 Debug.LogWarning(string.Format("OperationResponse unhandled: {0}", operationResponse.ToString()));
1356                 break;
1357         }
1358
1359         this.externalListener.OnOperationResponse(operationResponse);
1360     }

2493     protected internal void RemoveInstantiatedGO(GameObject go, bool localOnly)
2494     {
2495         if (go == null)
2496         {
2497             Debug.LogError("Failed to 'network-remove' GameObject because it's null.");
2498             return;
2499         }
2500
2501         // Don't remove the GO if it doesn't have any PhotonView
2502         PhotonView[] views = go.GetComponentsInChildren(true);
2503         if (views == null || views.Length <= 0)
2504         {
2505             Debug.LogError("Failed to 'network-remove' GameObject because has no PhotonView components: " + go);
2506             return;
2507         }
2508
2509         PhotonView viewZero = views[0];
2510         int creatorId = viewZero.CreatorActorNr; // creatorId of obj is needed to delete EvInstantiate (only if it's from that user)
2511         int instantiationId = viewZero.instantiationId; // actual, live InstantiationIds start with 1 and go up
2512
2513         // Don't remove GOs that are owned by others (unless this is the master and the remote player left)
2514         if (!localOnly)
2515         {
2516             if (!viewZero.isMine)
2517             {
2518                 Debug.LogError("Failed to 'network-remove' GameObject. Client is neither owner nor masterClient taking over for owner who left: " + viewZero);
2519                 return;
2520             }
2521
2522             // Don't remove the Instantiation from the server, if it doesn't have a proper ID
2523             if (instantiationId < 1)
2524             {
2525                 Debug.LogError("Failed to 'network-remove' GameObject because it is missing a valid InstantiationId on view: " + viewZero + ". Not Destroying GameObject or PhotonViews!");
2526                 return;
2527             }
2528         }
2529
2530
2531         // cleanup instantiation (event and local list)
2532         if (!localOnly)
2533         {
2534             this.ServerCleanInstantiateAndDestroy(instantiationId, creatorId, viewZero.isRuntimeInstantiated); // server cleaning
2535         }
2536
2537
2538         // cleanup PhotonViews and their RPCs events (if not localOnly)
2539         for (int j = views.Length - 1; j >= 0; j--)
2540         {
2541             PhotonView view = views[j];
2542             if (view == null)
2543             {
2544                 continue;
2545             }
2546
2547             // we only destroy/clean PhotonViews that were created by PhotonNetwork.Instantiate (and those have an instantiationId!)
2548             if (view.instantiationId >= 1)
2549             {
2550                 this.LocalCleanPhotonView(view);
2551             }
2552             if (!localOnly)
2553             {
2554                 this.OpCleanRpcBuffer(view);
2555             }
2556         }
2557
2558         if (PhotonNetwork.logLevel >= PhotonLogLevel.Full)
2559             Debug.Log("Network destroy Instantiated GO: " + go.name);
2560
2561         GameObject.Destroy(go);
2562     }

2621     /// Helper function which is called inside this class to erify if certain functions can be used (e.g. RPC when not connected)
2624     private static bool VerifyCanUseNetwork()
2625     {
2626         if (connected)
2627         {
2628             return true;
2629         }
2630
2631         Debug.LogError("Cannot send messages when not connected. Either connect to Photon OR use offline mode!");
2632         return false;
2633     }

27  void OnGUI() {
28   if (this.gameScript.gameView == "instructions") {
29    GUI.skin = currentGUISkin;
30
31    this.gameScript.mainCamera.transform.eulerAngles = new Vector3 (120, 23, 0);
32
33    GUIStyle labelStyle = new GUIStyle(currentGUISkin.label);
34    labelStyle.alignment = TextAnchor.UpperLeft;
35    GUILayout.Label ("Instructions", "BigLabel");
36
37
38    scrollPosition = GUILayout.BeginScrollView(scrollPosition, GUILayout.Width(Screen.width), GUILayout.Height(Mathf.Ceil(Screen.height * .80f)));
39
40    GUILayout.Label ("Object", "Subheader");
41
42    GUILayout.Label (@"The object of 2048-3D is to"
43                  + " slide numbered blocks in such a way"
44                  + " so that blocks with the same numbers collide"
45                  + " and combine into a new block that is twice"
46                  + " as much as the originals until"
47                  + " the number 2048 is reached.", labelStyle);
48
49    GUILayout.Label ("Moving the Blocks", "Subheader");
50
51    GUILayout.Label (@"You cannot move blocks individually, but must"
52                 + " move all blocks simultaneously in the same direction."
53                 + " Blocks can move forward, backward, up, down, left"
54     + " and right along the green connectors."
55           + " Simply swipe any part of the screen to move up,"
56     + " down, left or right (keyboard: arrow keys). To move the"
57     + " blocks forward and backward use the"
58     + " big red arrow keys at the bottom of the screen (keyboard: a and z keys)."
59     + " When moving, all blocks that can slide in the chosen direction will move."
60     + " Any block moving toward another block with the same number will collide "
61        + " and form a single block with twice the number as the originals", labelStyle);
62
63
64    GUILayout.Label ("New Blocks", "Subheader");
65
66    GUILayout.Label (@"After each move is"
67                 + " made a new block will appear randomly in an empty position."
68                 + " This block will have a number of either 2 or 4."
69        + " For an extra challenge, there is a game option you can"
70        + " set so that zeros can also be assinged to a new block."
71        + " Zeros act like any other number in that they can"
72        + " collide with other zeros to make a block twice as much "
73        + " (which is still zero).", labelStyle);
74
75
76
77    GUILayout.Label ("Scoring and Finishing", "Subheader");
78
79    GUILayout.Label(@"For every block collision that occurs you receive"
80                 + " the number of points of the newly"
81                 + " created block. If after making a move"
82                 + " all positions are filled and no new"
83                 + " moves are possible, the game ends."
84        + " A separate high score / highest block is kept for each"
85        + " distinct combination of game options", labelStyle);
86
87
88    GUILayout.Label ("Game Layout Options", "Subheader");
89
90    GUILayout.Label (@"When I first made this game there"
91            + " was only one game layout, a 3x3x3 cube."
92            + " After testing it a bit, it was way to easy"
93            + " so the zero option was added."
94            + " It was still way to easy "
95            + " (e.g. you could swipe without even looking and get pretty far)."
96            + " Therefore there are now several diffent game layouts that"
97            + " make the game more challenging and fun.", labelStyle);
98
99    GUILayout.Label ("Game Timer Option", "Subheader");
100
101    GUILayout.Label (@"To give yourself even more of a challenge"
102                     + " you can set game options to include a timer."
103                     + " If a timer is chosen you have a specific"
104                     + " amount of time to combined blocks to make the 64 block."
105                     + " If you run out of time the game is over."
106                     + " If you reach your target before the timer runs down you will"
107                     + " receive additional time to reach the next target."
108                     + " The time you received is as follows: \n"
109                     + " 64: option time + 5 seconds (because the first one is the hardest!)\n"
110                     + " 128: option time\n"
111                     + " 256: 2X option time\n"
112                     + " 512: 4X option time \n"
113                     + " 1024: 8X option time \n"
114                     + " you get the idea.", labelStyle);
115
116
117    GUILayout.Label ("Acknowledgements \nand Confessions", "Subheader");
118
119    GUILayout.Label (@"2048-3D is based upon the original" +
120                     " 2048 game designed by Gabriele Cirulli " +
121                     " \n\n" +
122                     " Sound effects by freeSFX http://www.freesfx.co.uk.\n\n" +
123                     " This game was designed using the Unity3D game engine.\n\n" +
124                     " FOR MORE PROJECTS VISIT:" +
125                     " https://code-projects.org/", labelStyle);
126
127
128    foreach (Touch touch in Input.touches) {
129     if (touch.phase == TouchPhase.Moved)
130     {
131      // dragging
132      this.scrollPosition.y += touch.deltaPosition.y;
133     }
134    }
135    GUILayout.EndScrollView();
136
137    if (GUILayout.Button ("Return to Menu")) {
138     this.gameScript.gameView = "menu";
139    }
140   }
141  }

115         void Awake()
116   {
117    _scroll_rect = gameObject.GetComponent();
118
119    if (_scroll_rect.horizontalScrollbar || _scroll_rect.verticalScrollbar)
120    {
121     Debug.LogWarning("Warning, using scrollbars with the Scroll Snap controls is not advised as it causes unpredictable results");
122    }
123
124    if (StartingScreen < 0)
125    {
126     StartingScreen = 0;
127    }
128
129    _screensContainer = _scroll_rect.content;
130    if (ChildObjects != null && ChildObjects.Length > 0)
131    {
132     if (_screensContainer.transform.childCount > 0)
133     {
134      Debug.LogError("ScrollRect Content has children, this is not supported when using managed Child Objects\n Either remove the ScrollRect Content children or clear the ChildObjects array");
135      return;
136     }
137
138     InitialiseChildObjectsFromArray();
139    }
140    else
141    {
142     InitialiseChildObjectsFromScene();
143    }
144
145    if (NextButton)
146     NextButton.GetComponent().onClick.AddListener(() => { NextScreen(); });
147
148    if (PrevButton)
149     PrevButton.GetComponent().onClick.AddListener(() => { PreviousScreen(); });
150    }