/// <summary>
///
/// </summary>
/// <param name="ifcProperty"></param>
/// <returns></returns>
static public AttributeValue GetAttributeValueType(IfcPropertySingleValue ifcProperty)
{
var ifcValue = ifcProperty.NominalValue;
if (ifcValue == null)
{
return(null);
}
if (ifcValue is IfcMonetaryMeasure)
{
var moneyAttribute = new DecimalAttributeValue {
Value = (double)ifcValue.Value
};
if (ifcProperty.Unit is IfcMonetaryUnit)
{
var mu = ifcProperty.Unit as IfcMonetaryUnit;
moneyAttribute.Unit = mu.ToString();
}
}
else if (ifcValue is IfcTimeStamp)
{
var timeStamp = (IfcTimeStamp)ifcValue;
return(new DateTimeAttributeValue {
Value = IfcTimeStamp.ToDateTime(timeStamp)
});
}
else if (ifcValue.UnderlyingSystemType == typeof(int) || ifcValue.UnderlyingSystemType == typeof(long) || ifcValue.UnderlyingSystemType == typeof(short) || ifcValue.UnderlyingSystemType == typeof(byte))
{
return(new IntegerAttributeValue {
Value = Convert.ToInt32(ifcValue.Value)
});
}
else if (ifcValue.UnderlyingSystemType == typeof(double) || ifcValue.UnderlyingSystemType == typeof(float))
{
return(new DecimalAttributeValue {
Value = (double)ifcValue.Value
});
}
else if (ifcValue.UnderlyingSystemType == typeof(string))
{
return(new StringAttributeValue {
Value = ifcValue.ToString()
});
}
else if (ifcValue.UnderlyingSystemType == typeof(bool) || ifcValue.UnderlyingSystemType == typeof(bool?))
{
if (ifcValue.Value != null && (bool)ifcValue.Value)
{
return(new BooleanAttributeValue {
Value = (bool)ifcValue.Value
});
}
return(new BooleanAttributeValue());//return an undefined
}
return(null);
}
public static string GetCreatedOnDate(IIfcOwnerHistory ownerHistory)
{
if (ownerHistory != null)
{
var createdOnTStamp = (int)ownerHistory.CreationDate;
if (createdOnTStamp != 0) //assume not set, but could it be 1970/1/1 00:00:00!!!
{
//to remove trailing decimal seconds use a set format string as "o" option is to long.
//We have a day light saving problem with the comparison with other COBie Export Programs. if we convert to local time we get a match
//but if the time stamp is Coordinated Universal Time (UTC), then daylight time should be ignored. see http://msdn.microsoft.com/en-us/library/bb546099.aspx
//IfcTimeStamp.ToDateTime(CreatedOnTStamp).ToLocalTime()...; //test to see if corrects 1 hour difference, and yes it did, but should we?
return(IfcTimeStamp.ToDateTime(createdOnTStamp).ToString(Constants.DATETIME_FORMAT));
}
}
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="ifcProperty"></param>
/// <typeparam name="TValue"></typeparam>
/// <returns></returns>
static public TValue ConvertToSimpleType <TValue>(IfcPropertySingleValue ifcProperty) where TValue : struct
{
IfcValue ifcValue = ifcProperty.NominalValue;
var value = new TValue();
if (ifcValue is IfcMonetaryMeasure)
{
value = (TValue)Convert.ChangeType(ifcValue.Value, typeof(TValue));
}
else if (ifcValue is IfcTimeStamp)
{
var timeStamp = (IfcTimeStamp)ifcValue;
value = (TValue)Convert.ChangeType(IfcTimeStamp.ToDateTime(timeStamp), typeof(TValue));
}
else if (value is DateTime) //sometimes these are written as strings in the ifc file
{
value = (TValue)Convert.ChangeType(ReadDateTime(ifcValue.Value.ToString()), typeof(TValue));
}
else if (ifcValue.UnderlyingSystemType == typeof(int) || ifcValue.UnderlyingSystemType == typeof(long) || ifcValue.UnderlyingSystemType == typeof(short) || ifcValue.UnderlyingSystemType == typeof(byte))
{
value = (TValue)Convert.ChangeType(ifcValue.Value, typeof(TValue));
}
else if (ifcValue.UnderlyingSystemType == typeof(double) || ifcValue.UnderlyingSystemType == typeof(float))
{
value = (TValue)Convert.ChangeType(ifcValue.Value, typeof(TValue));
}
else if (ifcValue.UnderlyingSystemType == typeof(string))
{
value = (TValue)Convert.ChangeType(ifcValue.Value, typeof(TValue));
}
else if (ifcValue.UnderlyingSystemType == typeof(bool) || ifcValue.UnderlyingSystemType == typeof(bool?))
{
if (ifcValue != null)
{
value = (TValue)Convert.ChangeType(ifcValue.Value, typeof(TValue));
}
}
return(value);
}
private string ConvertToString(IfcPropertySingleValue ifcProperty)
{
IfcValue ifcValue = ifcProperty.NominalValue;
if (ifcValue == null)
{
return(null);
}
if (ifcValue is IfcTimeStamp)
{
var timeStamp = (IfcTimeStamp)ifcValue;
return(WriteDateTime(IfcTimeStamp.ToDateTime(timeStamp)));
}
if (ifcValue.UnderlyingSystemType == typeof(bool) || ifcValue.UnderlyingSystemType == typeof(bool?))
{
if (ifcValue.Value != null && (bool)ifcValue.Value)
{
return("yes");
}
return("no");
}
// all other cases will convert to a string
return(ifcValue.Value.ToString());
}
static public AttributeValueType GetAttributeValueType(IfcPropertySingleValue ifcProperty)
{
IfcValue ifcValue = ifcProperty.NominalValue;
var attributeValueType = new AttributeValueType();
if (ifcValue == null)
{
return(null);
}
if (ifcValue is IfcMonetaryMeasure)
{
attributeValueType.ItemElementName = ItemChoiceType.AttributeMonetaryValue;
var monetaryValue = new AttributeMonetaryValueType
{
MonetaryValue = Convert.ToDecimal((double)ifcValue.Value)
};
attributeValueType.Item = monetaryValue;
if (ifcProperty.Unit is IfcMonetaryUnit)
{
var mu = ifcProperty.Unit as IfcMonetaryUnit;
CurrencyUnitSimpleType cu;
if (Enum.TryParse(mu.Currency.ToString(), true, out cu))
{
monetaryValue.MonetaryUnit = cu;
}
else
{
CoBieLiteHelper.Logger.WarnFormat("Invalid monetary unit: {0} ", mu.Currency);
}
}
}
else if (ifcValue is IfcTimeStamp)
{
attributeValueType.ItemElementName = ItemChoiceType.AttributeDateTimeValue;
var timeStamp = (IfcTimeStamp)ifcValue;
attributeValueType.Item = IfcTimeStamp.ToDateTime(timeStamp);
}
else if (ifcValue.UnderlyingSystemType == typeof(int) || ifcValue.UnderlyingSystemType == typeof(long) || ifcValue.UnderlyingSystemType == typeof(short) || ifcValue.UnderlyingSystemType == typeof(byte))
{
var integerValue = new AttributeIntegerValueType {
IntegerValue = Convert.ToInt32(ifcValue.Value)
};
attributeValueType.Item = integerValue;
attributeValueType.ItemElementName = ItemChoiceType.AttributeIntegerValue;
}
else if (ifcValue.UnderlyingSystemType == typeof(double) || ifcValue.UnderlyingSystemType == typeof(float))
{
var decimalValue = new AttributeDecimalValueType {
DecimalValue = (double)ifcValue.Value, DecimalValueSpecified = true
};
attributeValueType.Item = decimalValue;
attributeValueType.ItemElementName = ItemChoiceType.AttributeDecimalValue;
}
else if (ifcValue.UnderlyingSystemType == typeof(string))
{
var stringValue = new AttributeStringValueType {
StringValue = ifcValue.ToString()
};
attributeValueType.Item = stringValue;
attributeValueType.ItemElementName = ItemChoiceType.AttributeStringValue;
}
else if (ifcValue.UnderlyingSystemType == typeof(bool) || ifcValue.UnderlyingSystemType == typeof(bool?))
{
var boolValue = new BooleanValueType();
if (ifcValue.Value != null && (bool)ifcValue.Value)
{
var theBool = (bool)ifcValue.Value;
boolValue.BooleanValue = theBool;
boolValue.BooleanValueSpecified = true;
}
attributeValueType.Item = boolValue;
attributeValueType.ItemElementName = ItemChoiceType.AttributeBooleanValue;
}
else
{
attributeValueType = null;
}
return(attributeValueType);
}