Beispiel #1
0
        /// <summary>
        /// Read value 3 retourne un DataObserver
        /// </summary>
        /// <param name="completeVariable"></param>
        /// <param name="dateTime"></param>
        /// <returns></returns>
        private DataObserver readValue3(DataObserver oldDataObs)
        {
            DataObserver dObs = oldDataObs;
            string completeVariable = oldDataObs.PathName;
            int importOk = vc.importVariable(completeVariable);
            int typeVS = -1;
            long oldTimeStamp = oldDataObs.Timestamp;
            long timeStamp = 0;
            string value = "-10";
            vc = Vs.getVariableController();
            vc.getType(completeVariable, out typeVS);
            Console.WriteLine("readValue : " + completeVariable + " TYPE " + typeVS + " VC " + importOk);

            if (importOk != 0 && !oldDataObs.IsChanging)
            {
                switch (typeVS)
                {
                    ///=================================================================================================
                    /// Si le type est égal à 1 alors c'est un entier
                    ///=================================================================================================
                    case 1:
                        dObs.Type = VS_Type.INTEGER;
                        IntegerReader intr = vc.createIntegerReader(completeVariable);
                        int valVarInt;

                        if (intr != null)
                        {
                            intr.setBlocking(1 * 200);
                            VariableState t = intr.waitForConnection();

                            if (t == VariableState.Ok)
                            {
                                intr.get(out valVarInt, out timeStamp);
                                value = valVarInt.ToString();
                            }
                        }

                        break;
                    ///=================================================================================================
                    ///=================================================================================================
                    /// Si le type est égal à 2 alors c'est un double
                    ///=================================================================================================
                    case 2:
                        dObs.Type = VS_Type.DOUBLE;
                        DoubleReader dblr = vc.createDoubleReader(completeVariable);
                        double valVarDbl;

                        if (dblr != null)
                        {
                            dblr.setBlocking(1 * 200);
                            VariableState t = dblr.waitForConnection();

                            if (t == VariableState.Ok)
                            {
                                dblr.get(out valVarDbl, out timeStamp);
                                value = valVarDbl.ToString();
                            }
                        }
                        break;
                    ///=================================================================================================
                    default:
                        dObs.Type = VS_Type.INVALID;
                        value = "Undefined";
                        break;
                }

                if (!oldDataObs.ValueObs.Equals(value))
                {
                    dObs.ValueObs = value;
                    dObs.ValueHasChanged = true;
                }
                else
                {
                    dObs.ValueHasChanged = false;
                }

                dObs.Timestamp = timeStamp;
            }

            return dObs;
        }
Beispiel #2
0
 private void BroadcastDataObserver(DataObserver dObs)
 {
     Clients.All.updateDataObserver(dObs);
 }