public static IList <Element> OfElementType(Type elementType)
{
if (elementType == null)
{
return(null);
}
/*
* (Konrad) According to RevitAPI documentation the quick filter
* ElementClassFilter() has certain limitations that prevent it
* from working on certain derived classes. In that case we need
* to collect elements from base class and then perform additional
* filtering to get our intended element set.
*/
if (ClassFilterExceptions.Contains(elementType))
{
return(new Autodesk.Revit.DB.FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument)
.OfClass(elementType.BaseType)
.Where(x => x.GetType() == elementType)
.Select(x => ElementSelector.ByElementId(x.Id.IntegerValue))
.ToList());
}
var classFilter = new Autodesk.Revit.DB.ElementClassFilter(elementType);
return(new Autodesk.Revit.DB.FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument)
.WherePasses(classFilter)
.ToElementIds()
.Select(x => ElementSelector.ByElementId(x.IntegerValue))
.ToList());
}
public static IList <Element> OfFamilyType(FamilyType familyType)
{
if (familyType == null)
{
return(null);
}
var instanceFilter = new Autodesk.Revit.DB.ElementClassFilter(typeof(Autodesk.Revit.DB.FamilyInstance));
var fec = new Autodesk.Revit.DB.FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument);
var familyInstances = fec.WherePasses(instanceFilter)
.WhereElementIsNotElementType()
.ToElements()
.Cast <Autodesk.Revit.DB.FamilyInstance>();
var matches = familyInstances.Where(x => x.Symbol.Id == familyType.InternalFamilySymbol.Id);
var instances = matches
.Select(x => ElementSelector.ByElementId(x.Id.IntegerValue)).ToList();
return(instances);
}
