/// <summary>
/// 监视标签重载
/// </summary>
/// <param name="itemName"></param>
public void MonitorOPCItem(string itemName)
{
try
{
if (!this.clientHandleDict.ContainsKey(itemName))
{
//var bro = this.opcServer.CreateBrowser();
//bro.ShowBranches();
//foreach (var branch in bro)
//{
// Console.WriteLine(branch.ToString());
//}
var index = this.clientNameList.Count;
OPCAutomation.OPCItem tempItem = opcAGroup.OPCItems.AddItem(itemName, index);
TagItem item = new TagItem()
{
Name = itemName,
ClientHandler = index,
//ClientHandler = itemIndex,
ServerHandler = tempItem.ServerHandle,
};
this.clientNameList.Add(itemName);
this.clientHandleDict.Add(itemName, item);
object value, timeStamp, quality;
tempItem.Read(1, out value, out quality, out timeStamp);
}
}
catch
{
}
}
public void Write(string name, object value)
{
if (this.clientHandleDict.ContainsKey(name))
{
OPCAutomation.OPCItem item = opcAGroup.OPCItems.GetOPCItem(this.clientHandleDict[name].ServerHandler);
item.Write(value);
}
}
public void Attach(string serverAddress, NativeOpcGroup group)
{
_clientHandleIndex++;
var address = serverAddress + "." + group.Name + "." + Address;
try
{
ClientHandle = _clientHandleIndex;
_item = group.OPCItems.AddItem(address, _clientHandleIndex);
}
catch (Exception ex)
{
this.Fatal(new InvalidOperationException("创建OpcItem失败，错误原因" + ex));
}
}
public OPCChangeModel ReadValue(string name)
{
if (this.clientHandleDict.ContainsKey(name))
{
OPCAutomation.OPCItem item = opcAGroup.OPCItems.GetOPCItem(this.clientHandleDict[name].ServerHandler);
object value, quality, timestamp;
item.Read(2, out value, out quality, out timestamp);
return(new OPCChangeModel()
{
Name = name,
Quality = (TagQuality)((short)quality),
Value = item.Value,
TimeStamp = (DateTime)timestamp,
});
}
return(null);
}
public void Write(int index)
{
try
{
short ItemCount = 1;
int[] SyncItemServerHandles = new int[2];
object[] SyncItemValues = new object[2];
System.Array SyncItemServerErrors = null;
OPCAutomation.OPCItem AnOpcItem = default(OPCItem);
SyncItemServerHandles[1] = (int)Config.ServerHandles.GetValue(index);
AnOpcItem = _OpcGroup.OPCItems.GetOPCItem((int)Config.ServerHandles.GetValue(index));
Array ItsAnArray = null;
short CanonDT = 0;
short vbArray = 8192;
CanonDT = AnOpcItem.CanonicalDataType;
if (CanonDT > vbArray)
{
CanonDT -= vbArray;
}
switch (CanonDT)
{
case (short)CanonicalDataTypes.CanonDtByte:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(byte), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToByte((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtChar:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(SByte), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSByte((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtWord:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt16), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt16(Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtShort:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int16), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt16((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtDWord:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt32), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt32((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtLong:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int32), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt32((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtFloat:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(float), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSingle((string)Config.ClientTags[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtDouble:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(double), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Config.ClientTags[index].Value;
}
break;
case (short)CanonicalDataTypes.CanonDtBool:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(bool), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToBoolean(Config.ClientTags[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtString:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(string), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Config.ClientTags[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToString((string)Config.ClientTags[index].Value);
}
break;
// End case
}
// Invoke the SyncWrite operation. Remember this call will wait until completion
_OpcGroup.SyncWrite(ItemCount, SyncItemServerHandles, SyncItemValues, out SyncItemServerErrors);
if ((int)SyncItemServerErrors.GetValue(1) != 0)
{
//MessageBox.Show("SyncItemServerError: " + SyncItemServerErrors.GetValue(1));
}
}
catch (Exception ex)
{
// Error handling
//MessageBox.Show("OPC server write item failed with exception: " + ex.Message + " INDEX = " + index.ToString() + " c=" + opcItemValueToWritte[index].Text + "/", "SimpleOPCInterface Exception", MessageBoxButtons.OK);
}
}
public void Write(int index)
{
try
{
// Write only 1 item
short ItemCount = 1;
// Create some local scope variables to hold the value to be sent.
// These arrays could just as easily contain all of the item we have added.
int[] SyncItemServerHandles = new int[2];
object[] SyncItemValues = new object[2];
System.Array SyncItemServerErrors = null;
OPCAutomation.OPCItem AnOpcItem = default(OPCAutomation.OPCItem);
// Get the Servers handle for the desired item. The server handles
// were returned in add item subroutine.
SyncItemServerHandles[1] = (int)Module1.ItemServerHandles.GetValue(index);
AnOpcItem = Module1._OPCGroup.OPCItems.GetOPCItem((int)Module1.ItemServerHandles.GetValue(index));
// Load the value to be written using Item's Canonical Data Type to
// convert to correct type.
// See Kepware Application note on Canonical Data Types
Array ItsAnArray = null;
short CanonDT = 0;
short vbArray = 8192;
CanonDT = AnOpcItem.CanonicalDataType;
// If it is an array, figure out the base type
if (CanonDT > vbArray)
{
CanonDT -= vbArray;
}
switch (CanonDT)
{
case (short)CanonicalDataTypes.CanonDtByte:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(byte), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToByte((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtChar:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(SByte), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSByte((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtWord:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt16), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt16(Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtShort:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int16), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt16((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtDWord:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt32), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt32((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtLong:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int32), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt32((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtFloat:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(float), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSingle((string)Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtDouble:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(double), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Module1.TagList[index].Value;
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtBool:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(bool), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToBoolean(Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtString:
if ((int)Module1.OPCItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(string), (int)Module1.OPCItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, (string)Module1.TagList[index].Name))
{
}
SyncItemValues[1] = (object)ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToString((string)Module1.TagList[index].Value);
}
break;
// End case
}
// Invoke the SyncWrite operation. Remember this call will wait until completion
Module1._OPCGroup.SyncWrite(ItemCount, SyncItemServerHandles, SyncItemValues, out SyncItemServerErrors);
if ((int)SyncItemServerErrors.GetValue(1) != 0)
{
//MessageBox.Show("SyncItemServerError: " + SyncItemServerErrors.GetValue(1));
}
}
catch (Exception ex)
{
// Error handling
//MessageBox.Show("OPC server write item failed with exception: " + ex.Message + " INDEX = " + index.ToString() + " c=" + opcItemValueToWritte[index].Text + "/", "SimpleOPCInterface Exception", MessageBoxButtons.OK);
}
}
public void Write(int index)
{
try
{
short ItemCount = 1;
int[] SyncItemServerHandles = new int[2];
object[] SyncItemValues = new object[2];
System.Array SyncItemServerErrors = null;
OPCAutomation.OPCItem AnOpcItem = default(OPCItem);
SyncItemServerHandles[1] = (int)Config.ServerHandles.GetValue(index);
AnOpcItem = _OpcGroup.OPCItems.GetOPCItem((int)Config.ServerHandles.GetValue(index));
Array ItsAnArray = null;
short CanonDT = 0;
short vbArray = 8192;
CanonDT = AnOpcItem.CanonicalDataType;
if (CanonDT > vbArray)
{
CanonDT -= vbArray;
}
switch (CanonDT)
{
case (short)CanonicalDataTypes.CanonDtByte:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(byte), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToByte((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtChar:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(SByte), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSByte((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtWord:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt16), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt16(Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtShort:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int16), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt16((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtDWord:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(UInt32), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToUInt32((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtLong:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(Int32), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToInt32((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtFloat:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(float), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToSingle((string)Module1.TagList[index].Value);
}
break;
case (short)CanonicalDataTypes.CanonDtDouble:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(double), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Module1.TagList[index].Value;
}
break;
case (short)CanonicalDataTypes.CanonDtBool:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(bool), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToBoolean(Module1.TagList[index].Value);
}
break;
// End case
case (short)CanonicalDataTypes.CanonDtString:
if ((int)Config.ItemIsArray.GetValue(index) > 0)
{
ItsAnArray = Array.CreateInstance(typeof(string), (int)Config.ItemIsArray.GetValue(index));
if (!LoadArray(ref ItsAnArray, CanonDT, Module1.TagList[index].Name))
{
}
SyncItemValues[1] = ItsAnArray;
}
else
{
SyncItemValues[1] = Convert.ToString((string)Module1.TagList[index].Value);
}
break;
// End case
}
_OpcGroup.SyncWrite(ItemCount, SyncItemServerHandles, SyncItemValues, out SyncItemServerErrors);
if ((int)SyncItemServerErrors.GetValue(1) != 0)
{
//MessageBox.Show("SyncItemServerError: " + SyncItemServerErrors.GetValue(1));
}
}
catch (Exception ex)
{
}
}