/// <summary>
/// Pick Faces in the current Revit Document. Don't forget to hit the Finished button in the options bar.
/// </summary>
/// <param name="message">A message to be displayed in the status bar.</param>
/// <param name="reset">Resets the node so one can pick new objects.</param>
/// <returns name="Faces">List of the selected faces.</returns>
public static List <DynElem> Faces(
[DefaultArgument("Select elements")] string message,
[DefaultArgument("true")] bool reset)
{
Autodesk.Revit.UI.UIApplication uiapp = DocumentManager.Instance.CurrentUIApplication;
RevitDoc doc = DocumentManager.Instance.CurrentDBDocument;
List <DynElem> elems = new List <DynElem>();
revitSelect.Selection selection = uiapp.ActiveUIDocument.Selection;
try
{
IList <Reference> references = selection.PickObjects(revitSelect.ObjectType.Face, message);
foreach (Reference r in references)
{
DynElem elem = doc.GetElement(r.ElementId).ToDSType(true);
elems.Add(elem);
}
}
catch (Autodesk.Revit.Exceptions.OperationCanceledException e)
{
return(null);
}
return(elems);
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
UIApplication uiapp = commandData.Application;
UIDocument uidoc = uiapp.ActiveUIDocument;
Application app = uiapp.Application;
Document doc = uidoc.Document;
//access to the Revit selection methods
Autodesk.Revit.UI.Selection.Selection sel = uidoc.Selection;
//provides a filtered selection
ElementMulticategoryFilter multicategoryFilter = new ElementMulticategoryFilter(TargetCategories());
var filter =
Utilities.SelFilter.GetElementFilter(multicategoryFilter);
//prompt the user for a selection
IList <Reference> selectionReference;
try
{
selectionReference = sel.PickObjects(ObjectType.Element, filter);
}
catch (Exception)
{
//land here if someone cancels the pick operation
return(Result.Cancelled);
}
//try to export to JSON on the desktop
bool result = RevitElementsToHypar(doc, selectionReference.Select(e => e.ElementId).ToList());
if (result)
{
return(Result.Succeeded);
}
return(Result.Failed);
}
