/// <summary>
/// Method is taken from here:
/// https://spiderinnet.typepad.com/blog/2011/08/revit-parameter-api-asvaluestring-tostring-tovaluestring-and-tovaluedisplaystring.html
/// </summary>
/// <param name="p">Revit parameter</param>
/// <returns>Stringified contents of the parameter</returns>
internal static string ToValueString(this Autodesk.Revit.DB.Parameter p)
{
string ret = string.Empty;
switch (p.StorageType)
{
case StorageType.ElementId:
ret = p.AsValueString().ToString();
break;
case StorageType.Integer:
ret = p.AsInteger().ToString();
break;
case StorageType.String:
ret = p.AsString();
break;
case StorageType.Double:
ret = p.AsValueString();
break;
default:
break;
}
return(ret);
}
private static string GetParameterValue(Parameter param)
{
string s;
switch (param.StorageType)
{
case StorageType.Double:
s = param.AsValueString();
break;
case StorageType.Integer:
s = param.AsInteger().ToString();
break;
case StorageType.String:
s = param.AsString();
break;
case StorageType.ElementId:
s = param.AsValueString() == string.Empty ? param.AsElementId().IntegerValue.ToString() : param.AsValueString();
break;
case StorageType.None:
s = "?NONE?";
break;
default:
s = "?ELSE?";
break;
}
return(s);
}
public static Dictionary <string, object> GetParameterNameAndValue(Autodesk.Revit.DB.Parameter parameter)
{
return(new Dictionary <string, object>
{
{ "Name", parameter.Definition.Name },
{ "Value", parameter.AsValueString() },
});
}
public static object GetParameterValue(Autodesk.Revit.DB.Parameter param)
{
object result;
switch (param.StorageType)
{
case StorageType.ElementId:
int valueId = param.AsElementId().IntegerValue;
if (valueId > 0)
{
// When the element is obtained here, to convert it to our element wrapper, it
// need to be figured out whether this element is created by us. Here the existing
// element wrappers will be checked. If there is one, its property to specify
// whether it is created by us will be followed. If there is none, it means the
// element is not created by us.
var elem = ElementIDLifecycleManager <int> .GetInstance().GetFirstWrapper(valueId) as Element;
result = ElementSelector.ByElementId(valueId, elem == null ? true : elem.IsRevitOwned);
}
else
{
int paramId = param.Id.IntegerValue;
if (paramId == (int)BuiltInParameter.ELEM_CATEGORY_PARAM || paramId == (int)BuiltInParameter.ELEM_CATEGORY_PARAM_MT)
{
var categories = DocumentManager.Instance.CurrentDBDocument.Settings.Categories;
result = new Category(categories.get_Item((BuiltInCategory)valueId));
}
else
{
// For other cases, return a localized string
result = param.AsValueString();
}
}
break;
case StorageType.String:
result = param.AsString();
break;
case StorageType.Integer:
result = param.AsInteger();
break;
case StorageType.Double:
result = param.AsDouble() * Revit.GeometryConversion.UnitConverter.HostToDynamoFactor(param.Definition.UnitType);
break;
default:
throw new Exception(string.Format(Properties.Resources.ParameterWithoutStorageType, param));
}
return(result);
}
public override object GetValue(object component) => parameter.Element is object && parameter.Definition is object? (parameter.StorageType == DB.StorageType.String ? parameter.AsString() : parameter.AsValueString()) : null;
//----------------------------------------------------------
public static string GetParameterInformation(Parameter para, Document document)
{
string defValue = string.Empty;
try
{
if (para != null)
{
// Use different method to get parameter data according to the storage type
switch (para.StorageType)
{
case StorageType.Double:
//covert the number into Metric
defValue = para.AsValueString();
break;
case StorageType.ElementId:
//find out the name of the element
Autodesk.Revit.DB.ElementId id = para.AsElementId();
if (id.IntegerValue >= 0)
{
defValue = document.GetElement(id).Name;
}
else
{
defValue = id.IntegerValue.ToString();
}
break;
case StorageType.Integer:
if (ParameterType.YesNo == para.Definition.ParameterType)
{
if (para.AsInteger() == 0)
{
defValue = "False";
}
else
{
defValue = "True";
}
}
else
{
defValue = para.AsInteger().ToString();
}
break;
case StorageType.String:
defValue = para.AsString();
break;
default:
defValue = "Unexposed parameter.";
break;
}
}
}
catch (Exception)
{
//MessageBox.Show(ex.Message);
}
return(defValue);
}