示例#1
0
        /// <summary>
        ///   Spawns an item.
        /// </summary>
        /// <param name = "item">
        ///   The mmo item.
        /// </param>
        /// <param name = "operation">
        ///   The operation.
        /// </param>
        /// <param name = "interestArea">
        ///   The interest Area.
        /// </param>
        /// <returns>
        ///   error code ok
        /// </returns>
        private OperationResponse ItemOperationSpawn(MmoItem item, SpawnItem operation, InterestArea interestArea)
        {
            // this should always return Ok
            MethodReturnValue result = this.CheckAccess(item);

            if (result)
            {
                item.Rotation = operation.Rotation;
                item.Spawn(operation.Position);
                ((MmoWorld)this.World).Radar.AddItem(item, operation.Position);

                if (interestArea != null)
                {
                    lock (interestArea.SyncRoot)
                    {
                        interestArea.SubscribeItem(item);
                    }
                }
            }

            operation.OnComplete();
            return operation.GetOperationResponse(result);
        }
示例#2
0
        /// <summary>
        ///   Handles operation <see cref = "SpawnItem" />: Creates a new <see cref = "Item" /> and optionally subscribes an <see cref = "InterestArea" /> to it.
        /// </summary>
        /// <param name = "peer">
        ///   The client peer.
        /// </param>
        /// <param name = "request">
        ///   The request.
        /// </param>
        /// <returns>
        ///   An <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.Ok" />, <see cref = "ReturnCode.ItemAlreadyExists" /> or <see cref = "ReturnCode.InterestAreaNotFound" />.
        /// </returns>
        public OperationResponse OperationSpawnItem(PeerBase peer, OperationRequest request)
        {
            var operation = new SpawnItem(peer.Protocol, request);
            if (!operation.IsValid)
            {
                return new OperationResponse(request.OperationCode) { ReturnCode = (int)ReturnCode.InvalidOperationParameter, DebugMessage = operation.GetErrorMessage() };
            }

            operation.OnStart();
            InterestArea interestArea;
            if (operation.InterestAreaId.HasValue)
            {
                if (this.TryGetInterestArea(operation.InterestAreaId.Value, out interestArea) == false)
                {
                    return operation.GetOperationResponse((int)ReturnCode.InterestAreaNotFound, "InterestAreaNotFound");
                }
            }
            else
            {
                interestArea = null;
            }

            IWorld world = this.World;
            var item = new MmoItem(world, operation.Position, operation.Rotation, operation.Properties, this, operation.ItemId, operation.ItemType);
            if (world.ItemCache.AddItem(item))
            {
                this.AddItem(item);
                return this.ItemOperationSpawn(item, operation, interestArea);
            }

            item.Dispose();
            return operation.GetOperationResponse((int)ReturnCode.ItemAlreadyExists, "ItemAlreadyExists");
        }