/// <summary>
/// Extension method to create hash of the IfcSimpleValue
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static int CreateHash(this IfcSimpleValue value)
{
if (value == null)
{
throw new ArgumentNullException();
}
//hash of the type
var typeName = value.GetType().Name;
var typeHash = typeName.GetHashCode();
//switch(typeName)
//{
// case "IfcInteger":
// typeHash =
// break;
// case "IfcReal":
// break;
// case "IfcBoolean":
// break;
// case "IfcIdentifier":
// break;
// case "IfcText":
// break;
// case "IfcLabel":
// break;
// case "IfcLogical":
// break;
// default:
// break;
//}
//hash of the actual value
var valHash = value.ToString().GetHashCode();
return(valHash + typeHash);
}
public AttributeHasedRoot(IfcRoot root, IfcSimpleValue value)
{
_root = root;
_val = value;
_hash = value.ToString().GetHashCode();
}