/// <summary>
/// 添加状态点到ItemPoints
/// </summary>
/// <param name="point"></param>
public IResult AddItem(ILE.IDataPoint point)
{
//此处把配置文件中的数据点名拆出来，放进模型
string[] pms = point.parameter.Split(',');
point.Item_name = pms[2];
ILE.LEResult res = new LEResult();
try
{
HaiGrang.Package.OpcNetApiChs.DaNet.RefreshEventHandler reh = new HaiGrang.Package.OpcNetApiChs.DaNet.RefreshEventHandler(this.DataChangeHandler);
myRefreshGroup = new RefreshGroup(server, 500, reh);
mySyncIOGroup = new SyncIOGroup(this.server);
int i = myRefreshGroup.Add(point.Item_name);
if (!HRESULTS.Succeeded(i))
{
res.Result = false;
res.ExtMessage = "新增监测点[" + point.dataPoint_name + "]失败";
this.server.Disconnect();
this.server = null;
return(res);
}
myRefreshGroup.Remove(point.Item_name); //如果成功添加了，说明数据点可用，此时要拿出来，不能直接启动数据点。
this.ItemPoints.Add(point);
res.Result = true;
}
catch (Exception exc)
{
res.Result = false;
res.ExtMessage = "新增监测点失败";
}
return(res);
}
public bool Start()
{
try
{
bool bRet = InitOPCService();
if (!bRet)
{
return(false);
}
if (null == opcSerNodes || null == allOPCItemNodes)
{
NLogHelper.DefalutError("OPCBUSService.Start error,未配置opc服务");
return(false);
}
opcSer.Connect(host, guid);
syncIOGroup = new SyncIOGroup(opcSer);
refreshEventHandler = new RefreshEventHandler(RefreshEvent);
refreshGroup = new RefreshGroup(opcSer, 10, refreshEventHandler);
foreach (DriveNodeEntity item in allOPCItemNodes)
{
int iRet = refreshGroup.Add(item.nodeName);
if (HRESULTS.Succeeded(iRet))
{
Console.WriteLine(" true " + iRet);
}
}
return(true);
}
catch (Exception ex)
{
NLogHelper.ExceptionInfo(ex, "Start StartOPCService exception: {0}", ex.Message);
return(false);
}
}
public void Dispose()
{
if (this.SioGrp != null)
{
this.SioGrp.Dispose();
SioGrp = null;
}
}
//--------------------------------------------------
// Constructor
public OpcThread(OpcServer srv)
{
OpcSrv = srv;
SioGrp = OpcSrv.AddSyncIOGroup();
Requests = new RequestQueue();
AccessThread = new Thread(new ThreadStart(OpcAccessThread));
AccessThread.Start();
}
//--------------------------------------------------
// Constructor
public OpcThread(OpcServer srv)
{
// ParentForm = pForm;
OpcSrv = srv;
SioGrp = OpcSrv.AddSyncIOGroup();
//Requests = new RequestQueue();
//AccessThread = new Thread(new ThreadStart(OpcAccessThread));
//AccessThread.Start();
}
public void Stop()
{
if (SioGrp == null)
{
return;
}
SioGrp.Dispose();
SioGrp = null;
}
public OpcThreadImp(OpcServer srv)
{
try
{
OpcSrv = srv;
SioGrp = OpcSrv.AddSyncIOGroup();
}
catch (Exception errmsg)
{
}
}
//---------------------------------------------------------------
// Queue OPC server access request
public void Stop()
{
if (SioGrp == null)
{
return;
}
// terminate the server access thread
StopThread = new ManualResetEvent(false);
StopThread.WaitOne(5000, true);
StopThread.Close();
StopThread = null;
SioGrp.Dispose();
SioGrp = null;
OpcSrv.Disconnect();
}
/// <summary>
/// This function adds all tag items provided to it.
/// </summary>
/// <param name="items"></param>
private void AddRead(string[] items)
{
try
{
if (OpcSrver != null)
{
readGroup = new SyncIOGroup(OpcSrver);
// Add all provided items to ReadWrite Group
for (int i = 0; i < items.Length; i++)
{
readGroup.Add(items[i]);
}
}
}
catch (Exception ex)
{
// hf.LogException("Unable to add item: " + ex.ToString());
}
}
public string conectar()
{
//variável auxiliar que será retornada
string aux = "";
Boolean erro = false;
//conexão com o Servidor OPC;
Srv = new OpcServer();
int rtc = Srv.Connect("HITecnologia.SOS.DA.1");
int localeID = Srv.GetLocaleID(out localeID);
if (HRESULTS.Failed(rtc))
{
aux = "Erro na conexão: ";
erro = true;
}
else
{
aux = "Conectado com Sucesso. LocaleId=" + localeID;
}
if (!erro)
{
srwGroup = new SyncIOGroup(Srv);
OPCItemState resultadoLeitura;
int auxRtc;
auxRtc = srwGroup.Read(OPCDATASOURCE.OPC_DS_DEVICE, "Server_2.Driver_1000.DEV255.state", out resultadoLeitura);
if (HRESULTS.Failed(auxRtc))
{
aux = "Erro na Leitura: " + resultado(auxRtc);
}
else
{
aux = resultadoLeitura.DataValue.ToString();
}
}
return(aux);
}
