/// <summary> /// Test whether each room has a roof to bound it. /// </summary> /// <param name="message">Error message to be dumped.</param> /// <param name="elements">Some elements to return.</param> /// <returns></returns> private bool FindRoomBoundingRoofs(ref string message, Autodesk.Revit.DB.ElementSet elements) { // Get all rooms List <Element> rooms = GetRoomsElements(); if (rooms.Count == 0) { message = "Unable to identify any rooms, please create room first!"; return(false); } // Represents the criteria for boundary elements to be considered bounding roofs LogicalOrFilter categoryFilter = new LogicalOrFilter(new ElementCategoryFilter(BuiltInCategory.OST_Roofs), new ElementCategoryFilter(BuiltInCategory.OST_RoofSoffit)); // Calculator for room/space geometry. SpatialElementGeometryCalculator calculator = new SpatialElementGeometryCalculator(m_document); // Stores the resulting room->roof relationships Dictionary <Element, List <ElementId> > roomsAndRoofs = new Dictionary <Element, List <ElementId> >(); foreach (Element room in rooms) { // Get room geometry & boundaries SpatialElementGeometryResults results = calculator.CalculateSpatialElementGeometry((SpatialElement)room); // Get solid geometry so we can examine each face Solid geometry = results.GetGeometry(); foreach (Face face in geometry.Faces) { // Get list of roof boundary subfaces for a given face IList <SpatialElementBoundarySubface> boundaryFaces = results.GetBoundaryFaceInfo(face); foreach (SpatialElementBoundarySubface boundaryFace in boundaryFaces) { // Get boundary element LinkElementId boundaryElementId = boundaryFace.SpatialBoundaryElement; // Only considering local file room bounding elements ElementId localElementId = boundaryElementId.HostElementId; // Evaluate if element meets criteria using PassesFilter() if (localElementId != ElementId.InvalidElementId && categoryFilter.PassesFilter(m_document, localElementId)) { // Room already has roofs, add more if (roomsAndRoofs.ContainsKey(room)) { List <ElementId> roofs = roomsAndRoofs[room]; if (!roofs.Contains(localElementId)) { roofs.Add(localElementId); } } // Room found first roof else { List <ElementId> roofs = new List <ElementId>(); roofs.Add(localElementId); roomsAndRoofs.Add(room, roofs); } break; } } } } // Format results if (roomsAndRoofs.Count > 0) { String logs = String.Format("Rooms that have a bounding roof:"); message += logs + "\t\r\n"; Trace.WriteLine(logs); foreach (KeyValuePair <Element, List <ElementId> > kvp in roomsAndRoofs) { // remove this room from all rooms list rooms.Remove(kvp.Key); List <ElementId> roofs = kvp.Value; String roofsString; // Single roof boundary if (roofs.Count == 1) { Element roof = m_document.GetElement(roofs[0]); roofsString = String.Format("Roof: Id = {0}, Name = {1}", roof.Id.IntegerValue, roof.Name); } // Multiple roofs else { roofsString = "Roofs ids = " + string.Join(", ", Array.ConvertAll <ElementId, string>(roofs.ToArray(), i => i.ToString())); } // Save results logs = String.Format( " Room: Id = {0}, Name = {1} --> {2}", kvp.Key.Id.IntegerValue, kvp.Key.Name, roofsString); message += logs + "\t\r\n"; Trace.WriteLine(logs); } } // Format the rooms that have no bounding roof Trace.WriteLine("Geometry relationship checking finished..."); if (rooms.Count != 0) { String logs = String.Format("Below rooms don't have bounding roofs:"); message += logs + "\t\r\n"; Trace.WriteLine(logs); foreach (Element room in rooms) { elements.Insert(room); logs = String.Format(" Room Id: {0}, Room Name: {1}", room.Id.IntegerValue, room.Name); message += logs + "\t\r\n"; Trace.WriteLine(logs); } } return(true); }
/// <summary> /// Allows an element to be selected /// </summary> /// <param name="element">A candidate element in the selection operation.</param> /// <returns>Return true to allow the user to select this candidate element.</returns> public bool AllowElement(Element element) { return(_filter.PassesFilter(element)); }
/// <summary> /// Collect relationship information from Ceiling to Room to be used later to determine whether a Ceiling can be contained in a Room /// </summary> /// <param name="spatialElement">The revit spatial object to process</param> /// <param name="results">The results of the CalculateSpatialElementGeometry call, for caching for later use.</param> /// <returns>True if it found a ceiling, false otherwise.</returns> static private bool GetCeilingSpaceBoundary(SpatialElement spatialElement, out SpatialElementGeometryResults results) { results = null; // Areas don't have a 3D rep, so no ceiling space boundaries. if (spatialElement is Area) return false; // Represents the criteria for boundary elements to be considered bounding Ceiling LogicalOrFilter categoryFilter = new LogicalOrFilter(new ElementCategoryFilter(BuiltInCategory.OST_Ceilings), new ElementCategoryFilter(BuiltInCategory.OST_Ceilings)); try { results = s_SpatialElementGeometryCalculator.CalculateSpatialElementGeometry(spatialElement); } catch { return false; } Solid geometry = results.GetGeometry(); // Go through the boundary faces to identify whether it is bounded by a Ceiling. If it is Ceiling, add into the Cache foreach (Face face in geometry.Faces) { IList<SpatialElementBoundarySubface> boundaryFaces = results.GetBoundaryFaceInfo(face); foreach (SpatialElementBoundarySubface boundaryFace in boundaryFaces) { // Get boundary element LinkElementId boundaryElementId = boundaryFace.SpatialBoundaryElement; // Only considering local file room bounding elements ElementId localElementId = boundaryElementId.HostElementId; // Evaluate if element meets criteria using PassesFilter() if (localElementId != ElementId.InvalidElementId && categoryFilter.PassesFilter(spatialElement.Document, localElementId)) { if (ExporterCacheManager.CeilingSpaceRelCache.ContainsKey(localElementId)) { // The ceiling already exists in the Dictionary, add the Space into list IList<ElementId> roomlist = ExporterCacheManager.CeilingSpaceRelCache[localElementId]; roomlist.Add(spatialElement.Id); } else { // The first time this Ceiling Id appears IList<ElementId> roomlist = new List<ElementId>(); roomlist.Add(spatialElement.Id); ExporterCacheManager.CeilingSpaceRelCache.Add(localElementId, roomlist); } } } } return true; }
/// <summary> /// Test whether each room has a roof to bound it. /// </summary> /// <param name="message">Error message to be dumped.</param> /// <param name="elements">Some elements to return.</param> /// <returns></returns> private bool FindRoomBoundingRoofs(ref string message, Autodesk.Revit.DB.ElementSet elements) { // Get all rooms List<Element> rooms = GetRoomsElements(); if (rooms.Count == 0) { message = "Unable to identify any rooms, please create room first!"; return false; } // Represents the criteria for boundary elements to be considered bounding roofs LogicalOrFilter categoryFilter = new LogicalOrFilter(new ElementCategoryFilter(BuiltInCategory.OST_Roofs), new ElementCategoryFilter(BuiltInCategory.OST_RoofSoffit)); // Calculator for room/space geometry. SpatialElementGeometryCalculator calculator = new SpatialElementGeometryCalculator(m_document); // Stores the resulting room->roof relationships Dictionary<Element, List<ElementId>> roomsAndRoofs = new Dictionary<Element, List<ElementId>>(); foreach (Element room in rooms) { // Get room geometry & boundaries SpatialElementGeometryResults results = calculator.CalculateSpatialElementGeometry((SpatialElement)room); // Get solid geometry so we can examine each face Solid geometry = results.GetGeometry(); foreach (Face face in geometry.Faces) { // Get list of roof boundary subfaces for a given face IList<SpatialElementBoundarySubface> boundaryFaces = results.GetBoundaryFaceInfo(face); foreach (SpatialElementBoundarySubface boundaryFace in boundaryFaces) { // Get boundary element LinkElementId boundaryElementId = boundaryFace.SpatialBoundaryElement; // Only considering local file room bounding elements ElementId localElementId = boundaryElementId.HostElementId; // Evaluate if element meets criteria using PassesFilter() if (localElementId != ElementId.InvalidElementId && categoryFilter.PassesFilter(m_document, localElementId)) { // Room already has roofs, add more if (roomsAndRoofs.ContainsKey(room)) { List<ElementId> roofs = roomsAndRoofs[room]; if (!roofs.Contains(localElementId)) roofs.Add(localElementId); } // Room found first roof else { List<ElementId> roofs = new List<ElementId>(); roofs.Add(localElementId); roomsAndRoofs.Add(room, roofs); } break; } } } } // Format results if (roomsAndRoofs.Count > 0) { String logs = String.Format("Rooms that have a bounding roof:"); message += logs + "\t\r\n"; Trace.WriteLine(logs); foreach (KeyValuePair<Element, List<ElementId>> kvp in roomsAndRoofs) { // remove this room from all rooms list rooms.Remove(kvp.Key); List<ElementId> roofs = kvp.Value; String roofsString; // Single roof boundary if (roofs.Count == 1) { Element roof = m_document.get_Element(roofs[0]); roofsString = String.Format("Roof: Id = {0}, Name = {1}", roof.Id.IntegerValue, roof.Name); } // Multiple roofs else { roofsString = "Roofs ids = " + string.Join(", ", Array.ConvertAll<ElementId, string>(roofs.ToArray(), i => i.ToString())); } // Save results logs = String.Format( " Room: Id = {0}, Name = {1} --> {2}", kvp.Key.Id.IntegerValue, kvp.Key.Name, roofsString); message += logs + "\t\r\n"; Trace.WriteLine(logs); } } // Format the rooms that have no bounding roof Trace.WriteLine("Geometry relationship checking finished..."); if (rooms.Count != 0) { String logs = String.Format("Below rooms don't have bounding roofs:"); message += logs + "\t\r\n"; Trace.WriteLine(logs); foreach (Element room in rooms) { elements.Insert(room); logs = String.Format(" Room Id: {0}, Room Name: {1}", room.Id.IntegerValue, room.Name); message += logs + "\t\r\n"; Trace.WriteLine(logs); } } return true; }