/// <remarks/>
public static TsDaPropertyID GetPropertyID(int input)
{
FieldInfo[] fields = typeof(TsDaProperty).GetFields(BindingFlags.Static | BindingFlags.Public);
foreach (FieldInfo field in fields)
{
TsDaPropertyID property = (TsDaPropertyID)field.GetValue(typeof(TsDaPropertyID));
if (input == property.Code)
{
return(property);
}
}
return(new TsDaPropertyID(input));
}
/// <summary>
/// Converts the property value to a type supported by COM-DA interface.
/// </summary>
internal static object MarshalPropertyValue(TsDaPropertyID propertyID, object input)
{
if (input == null)
{
return(null);
}
try
{
if (propertyID == TsDaProperty.DATATYPE)
{
return((short)Technosoftware.DaAeHdaClient.Com.Interop.GetType((Type)input));
}
if (propertyID == TsDaProperty.ACCESSRIGHTS)
{
switch ((TsDaAccessRights)input)
{
case TsDaAccessRights.Readable: return(OpcRcw.Da.Constants.OPC_READABLE);
case TsDaAccessRights.Writable: return(OpcRcw.Da.Constants.OPC_WRITEABLE);
case TsDaAccessRights.ReadWritable: return(OpcRcw.Da.Constants.OPC_READABLE | OpcRcw.Da.Constants.OPC_WRITEABLE);
}
return(null);
}
if (propertyID == TsDaProperty.EUTYPE)
{
switch ((TsDaEuType)input)
{
case TsDaEuType.NoEnum: return(OpcRcw.Da.OPCEUTYPE.OPC_NOENUM);
case TsDaEuType.Analog: return(OpcRcw.Da.OPCEUTYPE.OPC_ANALOG);
case TsDaEuType.Enumerated: return(OpcRcw.Da.OPCEUTYPE.OPC_ENUMERATED);
}
return(null);
}
if (propertyID == TsDaProperty.QUALITY)
{
return(((TsCDaQuality)input).GetCode());
}
// convert local time in property to UTC time for the COM DA interface.
if (propertyID == TsDaProperty.TIMESTAMP)
{
if (input.GetType() == typeof(DateTime))
{
DateTime dateTime = (DateTime)input;
if (dateTime != DateTime.MinValue)
{
return(dateTime.ToUniversalTime());
}
return(dateTime);
}
}
}
catch { }
return(input);
}
/// <summary>
/// Converts the property value to a type supported by the unified interface.
/// </summary>
internal static object UnmarshalPropertyValue(TsDaPropertyID propertyID, object input)
{
if (input == null)
{
return(null);
}
try
{
if (propertyID == TsDaProperty.DATATYPE)
{
return(Technosoftware.DaAeHdaClient.Com.Interop.GetType((VarEnum)System.Convert.ToUInt16(input)));
}
if (propertyID == TsDaProperty.ACCESSRIGHTS)
{
switch (System.Convert.ToInt32(input))
{
case OpcRcw.Da.Constants.OPC_READABLE: return(TsDaAccessRights.Readable);
case OpcRcw.Da.Constants.OPC_WRITEABLE: return(TsDaAccessRights.Writable);
case OpcRcw.Da.Constants.OPC_READABLE | OpcRcw.Da.Constants.OPC_WRITEABLE:
{
return(TsDaAccessRights.ReadWritable);
}
}
return(null);
}
if (propertyID == TsDaProperty.EUTYPE)
{
switch ((OpcRcw.Da.OPCEUTYPE)input)
{
case OpcRcw.Da.OPCEUTYPE.OPC_NOENUM: return(TsDaEuType.NoEnum);
case OpcRcw.Da.OPCEUTYPE.OPC_ANALOG: return(TsDaEuType.Analog);
case OpcRcw.Da.OPCEUTYPE.OPC_ENUMERATED: return(TsDaEuType.Enumerated);
}
return(null);
}
if (propertyID == TsDaProperty.QUALITY)
{
return(new TsCDaQuality(System.Convert.ToInt16(input)));
}
// convert UTC time in property to local time for the unified DA interface.
if (propertyID == TsDaProperty.TIMESTAMP)
{
if (input.GetType() == typeof(DateTime))
{
DateTime dateTime = (DateTime)input;
if (dateTime != DateTime.MinValue)
{
return(dateTime.ToLocalTime());
}
return(dateTime);
}
}
}
catch { }
return(input);
}
protected static TsCDaItemProperty GetProperty(TsCDaBrowseElement element, TsDaPropertyID propertyId)
{
return element.Properties.FirstOrDefault(x => x.ID == propertyId);
}