Esempio n. 1
0
        /**
         * Imports a library of information from MDATA source, returns the library.
         *
         * @returns The library.
         */
        public T Import()
        {
            var result = new T();
            var maxID  = 0;

            // find number of objects
            Data.RecordSeek(CountRecord);
            int count = Data.ReadWord();

            if ((count < 0) || (count > 10000))
            {
                throw new Exception("Too many items in file, found " + count);
            }

            // Read in each object.
            Data.RecordSeek(FirstRecord);
            for (var lp = 0; lp < count; lp++)
            {
                Data.RecordSeek(FirstRecord + lp);
                U record = ReadObject();
                if (AutoAssignID)
                {
                    record.ID = lp;
                }
                if (record.ID > maxID)
                {
                    maxID = record.ID;
                }
                result.Add(record);
                Data.NextRecord();
            }

            result.CurrentID = maxID + 1;

            return(result);
        }
Esempio n. 2
0
        /**
         * Reads the next map from the file.
         * levelNumberToLoad is the level to load, 1 being the first.
         */
        public MDRMap ReadMap(int levelNumberToLoad)
        {
            MDRMap map = new MDRMap();

            data.Seek(0, SeekOrigin.Begin);

            // find how many levels there are
            int numberOfLevels = data.ReadMDRWord();

            if ((levelNumberToLoad <= 0) || (levelNumberToLoad > numberOfLevels))
            {
                data.Close();
                throw new Exception("Invalid level number " + levelNumberToLoad);
            }

            // get the offset
            data.RecordSeek(1 + levelNumberToLoad);
            int levelOffset = data.ReadMDRWord();

            // load in the map header
            data.RecordSeek(levelOffset);
            int width       = data.ReadWord();
            int height      = data.ReadWord();
            int floorNumber = data.ReadWord();

            if (floorNumber != levelNumberToLoad)
            {
                data.Close();
                throw new Exception("Level number in file wrong, expecting " + levelNumberToLoad + " but found " + floorNumber);
            }

            NumberOfAreas     = data.ReadWord();
            NumberOfChutes    = data.ReadWord();
            NumberOfTeleports = data.ReadWord();

            // make sure we got some resonable results
            if ((width <= 0) || (width > 256) || (height <= 0) || (height > 256))
            {
                data.Close();
                throw new Exception("Level dimentions invalid, found " + width + "x" + height + ", maximum size is 256x256");
            }

            if (NumberOfAreas > MDRMap.MAX_AREAS)
            {
                data.Close();
                throw new Exception("Too many areas in level, found " + NumberOfAreas + " but maximum is " + MDRMap.MAX_AREAS);
            }

            if (NumberOfChutes > MDRMap.MAX_CHUTES)
            {
                data.Close();
                throw new Exception("Too many chutes in level, found " + NumberOfChutes + " but maximum is " + MDRMap.MAX_CHUTES);
            }

            if (NumberOfTeleports > MDRMap.MAX_TELEPORTS)
            {
                data.Close();
                throw new Exception("Too many teleports in level, found " + NumberOfTeleports + " but maximum is " + MDRMap.MAX_TELEPORTS);
            }

            // initialize map with a rock frame
            FieldRecord rockTile = new FieldRecord(0, 0, null);

            rockTile.Rock = true;
            map.Initialize(width + 2, height + 2);
            map.FloorNumber = floorNumber;

            var AreaLocation = new Vector2[MDRMap.MAX_AREAS];

            // load field records
            data.RecordSeek(levelOffset + 1);

            for (int ylp = 1; ylp <= height; ylp++)
            {
                for (int xlp = 1; xlp <= width; xlp++)
                {
                    FieldRecord fieldRecord = new FieldRecord(xlp, ylp, map);

                    fieldRecord.AreaNumber = (ushort)data.ReadWord();

                    //read the field bitvalues as a currency type, and the convert to byte data
                    decimal decValue = data.ReadCurrency();
                    Int64   value    = Convert.ToInt64(decValue);
                    byte[]  bitData  = BitConverter.GetBytes(value);

                    AreaLocation[fieldRecord.AreaNumber] = new Vector2(xlp, ylp);

                    fieldRecord.BitMask = new BitArray(bitData);

                    // custom adjustment for grass
                    if (fieldRecord.Dirt && fieldRecord.Water)
                    {
                        fieldRecord.Dirt  = false;
                        fieldRecord.Water = false;
                        fieldRecord.Grass = true;
                    }

                    // adjust for new wall types
                    if (fieldRecord._alt)
                    {
                        if (fieldRecord.NorthWall.Door)
                        {
                            fieldRecord.NorthWall = new WallRecord(WallType.Arch);
                        }
                        if (fieldRecord.NorthWall.Secret)
                        {
                            fieldRecord.NorthWall = new WallRecord(WallType.Gate);
                        }
                        if (fieldRecord.EastWall.Door)
                        {
                            fieldRecord.EastWall = new WallRecord(WallType.Arch);
                        }
                        if (fieldRecord.EastWall.Secret)
                        {
                            fieldRecord.EastWall = new WallRecord(WallType.Gate);
                        }
                    }

                    // stub: remove traps
                    fieldRecord.Chute      = false;
                    fieldRecord.Pit        = false;
                    fieldRecord.Teleporter = false;
                    fieldRecord.FaceEast   = false;
                    fieldRecord.FaceWest   = false;
                    fieldRecord.FaceNorth  = false;
                    fieldRecord.FaceSouth  = false;

                    map[xlp, ylp] = fieldRecord;

                    map[xlp, ylp].Explored = true;

                    // skip the unused bytes in this 20 byte record
                    data.NextRecord();
                }
            }

            // rock outline
            WallRecord wall = new WallRecord(WallType.Wall);

            for (int lp = 0; lp <= width + 1; lp++)
            {
                map[lp, 0].Rock               = true;
                map[lp, 0].NorthWall          = wall;
                map[lp, height + 1].Rock      = true;
                map[lp, height + 1].SouthWall = wall;
            }
            for (int lp = 0; lp <= height + 1; lp++)
            {
                map[0, lp].Rock             = true;
                map[0, lp].EastWall         = wall;
                map[width + 1, lp].Rock     = true;
                map[width + 1, lp].WestWall = wall;
            }

            // Load areas.
            int localAreaCount = data.ReadMDRWord();

            NumberOfAreas = localAreaCount;
            //if (localAreaCount != NumberOfAreas)
            //	Trace.LogWarning("Area count missmatch expecting " + NumberOfAreas + " but found " + localAreaCount + " assuming " + NumberOfAreas);

            for (int lp = 0; lp < NumberOfAreas; lp++)
            {
                MDRArea area = new MDRArea();

                area.Origion = new MDRLocation((int)AreaLocation[lp].x, (int)AreaLocation[lp].y, floorNumber);

                area.SpawnMask = new MDRSpawnMask(data.ReadUInt32());
                int lairID = data.ReadWord();
                if (lairID != 0)
                {
                    area.LairedMonster = CoM.Monsters.ByID(lairID);
                    if (area.LairedMonster == null)
                    {
                        Trace.LogWarning("Import Error [Missing Monster]: Can not find monster of ID:{0} for lair{2} at [{1}].", lairID, area.Origion, lp);
                    }
                }

                // some areas will be invalid, so ignore areas with no spawnmask or lair id.
                if (!(area.SpawnMask.Mask.Count == 0 && lairID == 0))
                {
                    map.Area.Add(area);
                    area.Map = map;
                    area.ID  = lp;
                }

                data.NextRecord();
            }

            data.SkipRecords(200 - NumberOfAreas);
            data.SkipRecords(1);             // no idea why this is necessary, but there is a blank record here before we start with the teleporters

            // load teleports
            int localTeleportCount = data.ReadMDRWord();

            if (localTeleportCount != NumberOfTeleports)
            {
                Trace.LogWarning("Teleport count missmatch expecting " + NumberOfTeleports + " but found " + localTeleportCount + " assuming " + NumberOfTeleports);
            }

            for (int lp = 0; lp < NumberOfTeleports; lp++)
            {
                TeleportTrapInfo teleport = new TeleportTrapInfo();
                teleport.X         = data.ReadWord();
                teleport.Y         = data.ReadWord();
                teleport.DestX     = data.ReadWord();
                teleport.DestY     = data.ReadWord();
                teleport.DestFloor = data.ReadWord();

                data.NextRecord();

                if (teleport.IsValid)
                {
                    map.Teleport.Add(teleport);
                }
            }

            // load chutes
            int localChuteCount = data.ReadMDRWord();

            if (localChuteCount != NumberOfChutes)
            {
                Trace.LogWarning("Chute count missmatch expecting " + NumberOfChutes + " but found " + localChuteCount + " assuming " + NumberOfChutes);
            }

            for (int lp = 0; lp < NumberOfChutes; lp++)
            {
                ChuteTrapInfo chute = new ChuteTrapInfo();
                chute.X         = data.ReadWord();
                chute.Y         = data.ReadWord();
                chute.DropDepth = data.ReadWord();

                data.NextRecord();

                if (chute.IsValid)
                {
                    map.Chute.Add(chute);
                }
            }
            return(map);
        }