Exemplo n.º 1
0
        public CommunicationInterfaceHandler(uint id, string name, PlcCommunicator plcCommunicator,
            CommunicationInterfacePath pathFile)
            : base(id, name)
        {
            ReferencePosition = 2;
            PlcCommunicator = plcCommunicator;
            PathFile = pathFile;

            _communicationThread = new Thread(CommunicationHandler);
            _communicationThread.SetApartmentState(ApartmentState.STA);
            _communicationThread.IsBackground = true;

            Logger.Log("ID: " + Header.Id + " Communication interface component created");
        }
Exemplo n.º 2
0
        public CommunicationInterfaceComposite InitializeInterface(uint id, CommunicationInterfaceComponent.InterfaceType type, CommunicationInterfacePath pathFile, object sender)
        {
            var readAreaFound = false;
            var writeAreaFound = false;

            var readAddress = new Address { ByteAddress = 0, BitAddress = 0, };
            var writeAddress = new Address { ByteAddress = 0, BitAddress = 0, };

            var readByteOverloaded = false;
            var writeByteOverloaded = false;

            var interfaceComposite = new CommunicationInterfaceComposite(type.ToString()) { Owner = sender, TypeOfInterface = type };
            var reader = new StreamReader(pathFile.Path[id]);

            var previousReadType = "";
            var previousWriteType = "";

            string line;
            string[] words;

            switch (type)
            {
                case CommunicationInterfaceComponent.InterfaceType.ReadInterface:
                    while (true)
                    {
                        line = reader.ReadLine();
                        if (line == null) break;
                        words = line.Split(';');
                        if (readAreaFound && words[0] == "#END") break;
                        if (readAreaFound)
                        {
                            var readByteOverloadedAux = readByteOverloaded;
                            readAddress = CheckRules(previousReadType, words[1], readByteOverloadedAux, readAddress,
                                out readByteOverloaded);

                            AddToInterface(interfaceComposite, CommunicationInterfaceFactory.CreateVariable(words[0],
                                readAddress.ByteAddress, readAddress.BitAddress, StringToVariableType(words[1]),
                                GetLength(words[1])));

                            readAddress = CreateNewAddress(readAddress, words[1]);
                            previousReadType = words[1];
                        }
                        if (words[0] == "#READ") readAreaFound = true;
                    }
                    if (!readAreaFound)
                    {
                        throw new Exception("Read Area not found");
                    }
                    break;
                case CommunicationInterfaceComponent.InterfaceType.WriteInterface:
                    while (true)
                    {
                        line = reader.ReadLine();
                        if (line == null) break;
                        words = line.Split(';');
                        if (writeAreaFound && words[0] == "#END") break;
                        if (writeAreaFound)
                        {
                            var writeByteOverloadedAux = writeByteOverloaded;
                            writeAddress = CheckRules(previousWriteType, words[1], writeByteOverloadedAux, writeAddress,
                                out writeByteOverloaded);

                            AddToInterface(interfaceComposite, CommunicationInterfaceFactory.CreateVariable(words[0],
                                writeAddress.ByteAddress, writeAddress.BitAddress, StringToVariableType(words[1]),
                                GetLength(words[1])));

                            writeAddress = CreateNewAddress(writeAddress, words[1]);
                            previousWriteType = words[1];
                        }
                        if (words[0] == "#WRITE") writeAreaFound = true;
                    }
                    if (!writeAreaFound)
                    {
                        throw new Exception("Write Area not found");
                    }
                    break;
                default:
                    throw new Exception("Error: Wrong interface type.");
            }
            return interfaceComposite;
        }