public static void Main1()
{
var easyDAClient = new EasyDAClient();
DAVtq vtq = easyDAClient.ReadItem("", "AutoJet.ACPFileServerDA.1", "Simulation.Random");
Console.WriteLine("Vtq: {0}", vtq);
}
public override string FormatOpcTimestamp(DAVtq opcValue)
{
if (opcValue != null)
{
return(this.FormatTimestamp(opcValue.Timestamp));
}
return(InvalidValue);
}
public override string FormatOpcQuality(DAVtq opcValue)
{
if (opcValue != null)
{
return(opcValue.Quality.ToString());
}
return(InvalidValue);
}
static void ReadAndDisplay([NotNull] string itemId)
{
Console.WriteLine();
Console.WriteLine("Reading \"{0}\"...", itemId);
DAVtq vtq = Client.ReadItem("AutoJet.ACPFileServerDA.1", itemId);
Console.WriteLine("Vtq: {0}", vtq);
}
/// <summary>
/// Formats the opc value for the display. SupplyCare enterprise and FIS can deal only with English numbers, that's why
/// the English culture is hardcoded here.
/// </summary>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted value.</returns>
protected string DisplayValue(DAVtq opcValue)
{
if (opcValue != null && opcValue.Value != null)
{
return(string.Format(this.CultureInfo, "{0}", opcValue.Value));
}
return(InvalidValue);
}
public static void BrowsePath()
{
var easyDAClient = new EasyDAClient();
DAVtq vtq = easyDAClient.ReadItem(
new ServerDescriptor("", "AutoJet.ACPFileServerDA.1"),
new DAItemDescriptor(null, "/Simulation/Random"));
Console.WriteLine("Vtq: {0}", vtq);
}
public static void GetTypeCode()
{
var easyDAClient = new EasyDAClient();
DAVtq vtq = easyDAClient.ReadItem("", "AutoJet.ACPFileServerDA.1", "Simulation.Random");
if (vtq.Value != null)
{
TypeCode typeCode = Type.GetTypeCode(vtq.Value.GetType());
Console.WriteLine("TypeCode: {0}", typeCode);
}
}
/// <summary>
/// Sets the opc value.
/// </summary>
/// <param name="reference">The monitored item reference.</param>
/// <param name="opcValue">The OPC value structure.</param>
private void SetOpcValue(MonitoredItemReference reference, DAVtq opcValue)
{
switch (reference.FieldType)
{
case FieldTypes.Quality:
this.RuntimeMeasurements[reference.Index].Quality = this.FormatOpcVtq(reference.MappingType, opcValue);
break;
case FieldTypes.Timestamp:
this.RuntimeMeasurements[reference.Index].Timestamp = this.FormatOpcVtq(reference.MappingType, opcValue);
break;
case FieldTypes.Unit:
this.RuntimeMeasurements[reference.Index].Unit = this.FormatOpcVtq(reference.MappingType, opcValue);
break;
case FieldTypes.Value:
this.RuntimeMeasurements[reference.Index].Value = this.FormatOpcVtq(reference.MappingType, opcValue);
break;
}
}
/// <summary>
/// Formats the complete value structure from OPC.
/// </summary>
/// <param name="mappingType">The mapping type.</param>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted value</returns>
private string FormatOpcVtq(MappingTypes mappingType, DAVtq opcValue)
{
// This should never happen at this point.
var formattedValue = DisplayInvalidValue;
// The mapping type at this point is an OPC mapping type.
switch (mappingType)
{
case MappingTypes.OpcValueType:
formattedValue = this.FormatOpcValue(opcValue);
break;
case MappingTypes.OpcTimestampType:
formattedValue = this.FormatOpcTimestamp(opcValue);
break;
case MappingTypes.OpcQualityType:
formattedValue = this.FormatOpcQuality(opcValue);
break;
}
return(formattedValue);
}
public override string FormatOpcValue(DAVtq opcValue)
{
return(this.DisplayValue(opcValue));
}
/// <summary>
/// Formats the opc timestamp.
/// </summary>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted timestamp.</returns>
public override string FormatOpcTimestamp(DAVtq opcValue)
{
return(this.FormatTimestamp(opcValue.Timestamp));
}
/// <summary>
/// Formats the opc quality.
/// </summary>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted quality.</returns>
public override string FormatOpcQuality(DAVtq opcValue)
{
return(opcValue.Quality.ToString());
}
/// <summary>
/// Formats the opc timestamp.
/// </summary>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted timestamp.</returns>
public virtual string FormatOpcTimestamp(DAVtq opcValue)
{
return(null);
}
/// <summary>
/// Formats the opc quality.
/// </summary>
/// <param name="opcValue">The opc value.</param>
/// <returns>The formatted quality.</returns>
public virtual string FormatOpcQuality(DAVtq opcValue)
{
return(null);
}