/// <summary>
/// Exports an element to IFC footing.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportFooting(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
string ifcEnumType, IFCProductWrapper productWrapper)
{
// export parts or not
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
return;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.GetPlacement());
IFCAnyHandle prodRep = null;
if (!exportParts)
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
prodRep = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application, exporterIFC,
element, catId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodRep))
{
ecData.ClearOpenings();
return;
}
}
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceElemId = NamingUtil.CreateIFCElementId(element);
Toolkit.IFCFootingType footingType = GetIFCFootingType(element, ifcEnumType);
IFCAnyHandle footing = IFCInstanceExporter.CreateFooting(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, ecData.GetLocalPlacement(), prodRep, instanceElemId, footingType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, footing, productWrapper, setter, setter.GetPlacement(), null);
}
productWrapper.AddElement(footing, setter, ecData, LevelUtil.AssociateElementToLevel(element));
OpeningUtil.CreateOpeningsIfNecessary(footing, element, ecData, exporterIFC, ecData.GetLocalPlacement(), setter, productWrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
}
tr.Commit();
}
}
/// <summary>
/// Exports mullion.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="mullion">
/// The mullion object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <param name="extraParams">
/// The extrusion creation data.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Mullion mullion, GeometryElement geometryElement,
IFCAnyHandle localPlacement, IFCExtrusionCreationData extraParams, IFCPlacementSetter setter, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
ElementId catId = CategoryUtil.GetSafeCategoryId(mullion);
IFCSolidMeshGeometryInfo solidMeshInfo = ExporterIFCUtils.GetSolidMeshGeometry(exporterIFC, geometryElement, Transform.Identity);
IList<Solid> solids = solidMeshInfo.GetSolids();
IList<Mesh> polyMeshes = solidMeshInfo.GetMeshes();
bool tryToExportAsExtrusion = true;
if (solids.Count != 1 || polyMeshes.Count != 0)
tryToExportAsExtrusion = false;
IFCAnyHandle shapeRep = BodyExporter.ExportBody(mullion.Document.Application, exporterIFC, catId, solids, polyMeshes, tryToExportAsExtrusion, extraParams);
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(shapeRep);
IFCAnyHandle repHnd = file.CreateProductDefinitionShape(IFCLabel.Create(), IFCLabel.Create(), shapeReps);
IFCLabel elemGUID = IFCLabel.CreateGUID(mullion);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCLabel elemObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, mullion);
IFCLabel elemId = NamingUtil.CreateIFCElementId(mullion);
//IFCLabel elemType = IFCLabel.Create("MULLION");
IFCAnyHandle mullionHnd = file.CreateMember(elemGUID, ownerHistory, elemObjectType, IFCLabel.Create(), elemObjectType,
localPlacement, repHnd, elemId);
productWrapper.AddElement(mullionHnd, setter, extraParams, true);
}
/// <summary>
/// Exports mullion.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="mullion">
/// The mullion object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <param name="extraParams">
/// The extrusion creation data.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Mullion mullion, GeometryElement geometryElement,
IFCAnyHandle localPlacement, IFCExtrusionCreationData extraParams, IFCPlacementSetter setter, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
ElementId catId = CategoryUtil.GetSafeCategoryId(mullion);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle repHnd = RepresentationUtil.CreateBRepProductDefinitionShape(mullion.Document.Application, exporterIFC, mullion, catId,
geometryElement, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extraParams.ClearOpenings();
return;
}
string elemGUID = ExporterIFCUtils.CreateGUID(mullion);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string elemObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, mullion);
string elemId = NamingUtil.CreateIFCElementId(mullion);
IFCAnyHandle mullionHnd = IFCInstanceExporter.CreateMember(file, elemGUID, ownerHistory, elemObjectType, null, elemObjectType,
localPlacement, repHnd, elemId);
productWrapper.AddElement(mullionHnd, setter, extraParams, LevelUtil.AssociateElementToLevel(mullion));
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, mullion, productWrapper);
}
/// <summary>
/// Exports a ceiling to IFC covering.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="ceiling">
/// The ceiling element to be exported.
/// </param>
/// <param name="geomElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCeilingElement(ExporterIFC exporterIFC, Ceiling ceiling, GeometryElement geomElement, ProductWrapper productWrapper)
{
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, ceiling);
if (String.IsNullOrEmpty(ifcEnumType))
ifcEnumType = "CEILING";
ExportCovering(exporterIFC, ceiling, geomElement, ifcEnumType, productWrapper);
}
/// <summary>
/// Exports a hosted weep.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="hostedSweep">The hosted sweep element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, HostedSweep hostedSweep, GeometryElement geometryElement, ProductWrapper productWrapper)
{
ElementId catId = CategoryUtil.GetSafeCategoryId(hostedSweep);
if (catId == new ElementId(BuiltInCategory.OST_Gutter))
ExportGutter(exporterIFC, hostedSweep, geometryElement, productWrapper);
else
ProxyElementExporter.Export(exporterIFC, hostedSweep, geometryElement, productWrapper);
}
/// <summary>
/// Exports a geometry element to boundary representation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="exportBoundaryRep">True if to export boundary representation.</param>
/// <param name="exportAsFacetation">True if to export the geometry as facetation.</param>
/// <param name="bodyRep">Body representation.</param>
/// <param name="boundaryRep">Boundary representation.</param>
/// <returns>True if success, false if fail.</returns>
public static bool ExportSurface(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
bool exportBoundaryRep, bool exportAsFacetation, ref IFCAnyHandle bodyRep, ref IFCAnyHandle boundaryRep)
{
if (geometryElement == null)
return false;
IFCGeometryInfo ifcGeomInfo = null;
Document doc = element.Document;
Plane plane = GeometryUtil.CreateDefaultPlane();
XYZ projDir = new XYZ(0, 0, 1);
double eps = UnitUtil.ScaleLength(doc.Application.VertexTolerance);
ifcGeomInfo = IFCGeometryInfo.CreateFaceGeometryInfo(exporterIFC, plane, projDir, eps, exportBoundaryRep);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, ifcGeomInfo, geometryElement, XYZ.Zero, true);
IFCFile file = exporterIFC.GetFile();
HashSet<IFCAnyHandle> faceSets = new HashSet<IFCAnyHandle>();
IList<ICollection<IFCAnyHandle>> faceList = ifcGeomInfo.GetFaces();
foreach (ICollection<IFCAnyHandle> faces in faceList)
{
// no faces, don't complain.
if (faces.Count == 0)
continue;
HashSet<IFCAnyHandle> faceSet = new HashSet<IFCAnyHandle>(faces);
faceSets.Add(IFCInstanceExporter.CreateConnectedFaceSet(file, faceSet));
}
if (faceSets.Count == 0)
return false;
IFCAnyHandle surface = IFCInstanceExporter.CreateFaceBasedSurfaceModel(file, faceSets);
BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, doc, surface, BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element));
ISet<IFCAnyHandle> surfaceItems = new HashSet<IFCAnyHandle>();
surfaceItems.Add(surface);
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
bodyRep = RepresentationUtil.CreateSurfaceRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), surfaceItems,
exportAsFacetation, bodyRep);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
return false;
ICollection<IFCAnyHandle> boundaryRepresentations = ifcGeomInfo.GetRepresentations();
if (exportBoundaryRep && boundaryRepresentations.Count > 0)
{
HashSet<IFCAnyHandle> boundaryRepresentationSet = new HashSet<IFCAnyHandle>();
boundaryRepresentationSet.UnionWith(boundaryRepresentations);
boundaryRep = RepresentationUtil.CreateBoundaryRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("FootPrint"), boundaryRepresentationSet,
boundaryRep);
}
return true;
}
/// <summary>
/// Exports a floor to IFC slab.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="floor">
/// The floor element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, HostObject floor, GeometryElement geometryElement, ProductWrapper productWrapper)
{
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, floor);
// export parts or not
bool exportParts = PartExporter.CanExportParts(floor);
if (exportParts && !PartExporter.CanExportElementInPartExport(floor, floor.Level.Id, false))
return;
ExportFloor(exporterIFC, floor, geometryElement, ifcEnumType, productWrapper, exportParts);
}
/// <summary>
/// Exports an element as a covering of type insulation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportDuctLining(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
return false;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return false;
}
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(element, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle ductLining = IFCInstanceExporter.CreateCovering(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag, "Wrapping");
ExporterCacheManager.ElementToHandleCache.Register(element.Id, ductLining);
productWrapper.AddElement(element, ductLining, placementSetter.LevelInfo, ecData, true);
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element);
CategoryUtil.CreateMaterialAssociation(exporterIFC, ductLining, matId);
}
}
tr.Commit();
return true;
}
}
/// <summary>
/// Exports a wall swepp.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="wallSweep">The WallSwepp.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, WallSweep wallSweep, GeometryElement geometryElement, ProductWrapper productWrapper)
{
WallSweepInfo wallSweepInfo = wallSweep.GetWallSweepInfo();
//Reveals are exported as openings with wall exporter.
if (wallSweepInfo.WallSweepType == WallSweepType.Reveal)
return;
if (!ProxyElementExporter.Export(exporterIFC, wallSweep, geometryElement, productWrapper))
return;
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, wallSweep, productWrapper.GetAnElement(),
geometryElement, productWrapper,
ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis2);
}
/// <summary>
/// Exports an element as a covering of type insulation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportDuctLining(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
return false;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return false;
}
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(element, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle ductLining = IFCInstanceExporter.CreateCovering(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag, IFCCoveringType.Wrapping);
productWrapper.AddElement(ductLining, placementSetter.GetLevelInfo(), ecData, LevelUtil.AssociateElementToLevel(element));
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
}
tr.Commit();
return true;
}
}
/// <summary>
/// Exports mullion.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="mullion">
/// The mullion object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Mullion mullion, GeometryElement geometryElement,
IFCAnyHandle localPlacement, IFCPlacementSetter setter, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCPlacementSetter mullionSetter = IFCPlacementSetter.Create(exporterIFC, mullion, null, null, ExporterUtil.GetBaseLevelIdForElement(mullion)))
{
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
IFCAnyHandle mullionPlacement = mullionSetter.GetPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, mullionPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle mullionRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle mullionLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, localPlacement, mullionRelativePlacement);
extraParams.SetLocalPlacement(mullionLocalPlacement);
ElementId catId = CategoryUtil.GetSafeCategoryId(mullion);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle repHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, mullion, catId,
geometryElement, bodyExporterOptions, null, extraParams, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extraParams.ClearOpenings();
return;
}
string elemGUID = GUIDUtil.CreateGUID(mullion);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string elemObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, mullion);
string name = NamingUtil.GetNameOverride(mullion, elemObjectType);
string description = NamingUtil.GetDescriptionOverride(mullion, null);
string objectType = NamingUtil.GetObjectTypeOverride(mullion, elemObjectType);
string elemTag = NamingUtil.GetTagOverride(mullion, NamingUtil.CreateIFCElementId(mullion));
IFCAnyHandle mullionHnd = IFCInstanceExporter.CreateMember(file, elemGUID, ownerHistory, name, description, objectType,
mullionLocalPlacement, repHnd, elemTag);
ExporterCacheManager.HandleToElementCache.Register(mullionHnd, mullion.Id);
productWrapper.AddElement(mullion, mullionHnd, mullionSetter, extraParams, false);
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, mullion);
CategoryUtil.CreateMaterialAssociation(exporterIFC, mullionHnd, matId);
}
}
}
/// <summary>
/// Exports an element as building element proxy.
/// </summary>
/// <remarks>
/// This function is called from the Export function, but can also be called directly if you do not
/// want CreateInternalPropertySets to be called.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>The handle if created, null otherwise.</returns>
public static IFCAnyHandle ExportBuildingElementProxy(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
return null;
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle buildingElementProxy = null;
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return null;
}
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(element, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
buildingElementProxy = IFCInstanceExporter.CreateBuildingElementProxy(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag, null);
productWrapper.AddElement(element, buildingElementProxy, placementSetter.LevelInfo, ecData, true);
}
tr.Commit();
}
}
return buildingElementProxy;
}
/// <summary>
/// Helper Function: parse the geometry element by geometry type.
/// Geometry informaion can easily go into depth. Here we look at the top level.
/// See RevitCommands in the SDK sample for complete implementation.
/// </summary>
public static string GeometryElementToString(GeometryElement geomElem)
{
string str = string.Empty;
foreach (GeometryObject geomObj in geomElem)
{
if (geomObj is Solid)
{
// ex. wall
Solid solid = (Solid)geomObj;
//str += GeometrySolidToString(solid);
str += "Solid" + "\n";
}
else if (geomObj is GeometryInstance)
{
// ex. door/window
str += " -- Geometry.Instance -- " + "\n";
GeometryInstance geomInstance = (GeometryInstance)geomObj;
GeometryElement geoElem = geomInstance.SymbolGeometry;
str += GeometryElementToString(geoElem);
}
else if (geomObj is Curve)
{
Curve curv = (Curve)geomObj;
//str += GeometryCurveToString(curv);
str += "Curve" + "\n";
}
else if (geomObj is Mesh)
{
Mesh mesh = (Mesh)geomObj;
//str += GeometryMeshToString(mesh);
str += "Mesh" + "\n";
}
else
{
str += " *** unkown geometry type" + geomObj.GetType().ToString();
}
}
return str;
}
/// <summary>
/// Exports an element as IFC covering.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCovering(ExporterIFC exporterIFC, Element element, GeometryElement geomElem, string ifcEnumType, ProductWrapper productWrapper)
{
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
return;
ElementType elemType = element.Document.GetElement(element.GetTypeId()) as ElementType;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle prodRep = exportParts ? null : RepresentationUtil.CreateSurfaceProductDefinitionShape(exporterIFC,
element, geomElem, false, false);
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetIFCName(element);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceElemId = NamingUtil.CreateIFCElementId(element);
Toolkit.IFCCoveringType coveringType = GetIFCCoveringType(element, ifcEnumType);
IFCAnyHandle covering = IFCInstanceExporter.CreateCovering(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, setter.GetPlacement(), prodRep, instanceElemId, coveringType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, covering, productWrapper, setter, setter.GetPlacement(), null);
}
productWrapper.AddElement(covering, setter, null, LevelUtil.AssociateElementToLevel(element));
Ceiling ceiling = element as Ceiling;
if (ceiling != null && !exportParts)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, ceiling, covering,
geomElem, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3);
}
if (ExporterCacheManager.ExportOptionsCache.PropertySetOptions.ExportIFCCommon)
ExporterIFCUtils.CreateCoveringPropertySet(exporterIFC, element, productWrapper.ToNative());
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
transaction.Commit();
}
}
/// <summary>
/// Exports an element as building element proxy.
/// </summary>
/// <remarks>
/// This function is called from the Export function, but can also be called directly if you do not
/// want CreateInternalPropertySets to be called.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportBuildingElementProxy(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
return false;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application, exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return false;
}
string guid = ExporterIFCUtils.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string objectType = exporterIFC.GetFamilyName();
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.CreateIFCElementId(element);
IFCAnyHandle buildingElementProxy = IFCInstanceExporter.CreateBuildingElementProxy(file, guid,
ownerHistory, objectType, null, objectType, localPlacement, representation, elementTag, Toolkit.IFCElementComposition.Element);
productWrapper.AddElement(buildingElementProxy, placementSetter.GetLevelInfo(), ecData, LevelUtil.AssociateElementToLevel(element));
}
tr.Commit();
return true;
}
}
}
/// <summary>
/// Exports mullion.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="mullion">
/// The mullion object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <param name="extraParams">
/// The extrusion creation data.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Mullion mullion, GeometryElement geometryElement,
IFCAnyHandle localPlacement, IFCExtrusionCreationData extraParams, IFCPlacementSetter setter, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCPlacementSetter mullionSetter = IFCPlacementSetter.Create(exporterIFC, mullion))
{
IFCAnyHandle mullionPlacement = mullionSetter.GetPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, mullionPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle mullionRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle mullionLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, localPlacement, mullionRelativePlacement);
extraParams.SetLocalPlacement(mullionLocalPlacement);
ElementId catId = CategoryUtil.GetSafeCategoryId(mullion);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle repHnd = RepresentationUtil.CreateBRepProductDefinitionShape(mullion.Document.Application, exporterIFC, mullion, catId,
geometryElement, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extraParams.ClearOpenings();
return;
}
string elemGUID = GUIDUtil.CreateGUID(mullion);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string elemObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, mullion);
string elemId = NamingUtil.CreateIFCElementId(mullion);
IFCAnyHandle mullionHnd = IFCInstanceExporter.CreateMember(file, elemGUID, ownerHistory, elemObjectType, null, elemObjectType,
mullionLocalPlacement, repHnd, elemId);
productWrapper.AddElement(mullionHnd, mullionSetter, extraParams, false);
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, mullion);
CategoryUtil.CreateMaterialAssociation(mullion.Document, exporterIFC, mullionHnd, matId);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, mullion, productWrapper);
}
}
/// <summary>
/// Exports an element as building element proxy.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool Export(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
bool exported = false;
if (element == null || geometryElement == null)
return exported;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
exported = ExportBuildingElementProxy(exporterIFC, element, geometryElement, productWrapper);
if (exported)
{
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
tr.Commit();
}
}
return exported;
}
/// <summary>
/// Exports a staircase to IfcStair.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The stairs element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, element);
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
if (element is Stairs)
{
Stairs stair = element as Stairs;
int numFlights = stair.NumberOfStories;
if (numFlights > 0)
{
ExportStairsAsContainer(exporterIFC, ifcEnumType, stair, geometryElement, numFlights, productWrapper);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productWrapper.GetAnElement()))
ExportStairAsSingleGeometry(exporterIFC, ifcEnumType, element, geometryElement, numFlights, productWrapper);
}
}
else if (IsLegacyStairs(element))
{
ExportLegacyStairOrRampAsContainer(exporterIFC, ifcEnumType, element, geometryElement, true, productWrapper);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productWrapper.GetAnElement()))
{
double defaultHeight = GetDefaultHeightForLegacyStair(exporterIFC.LinearScale);
int numFlights = GetNumFlightsForLegacyStair(exporterIFC, element, defaultHeight);
if (numFlights > 0)
ExportStairAsSingleGeometry(exporterIFC, ifcEnumType, element, geometryElement, numFlights, productWrapper);
}
}
else
{
ExportStairAsSingleGeometry(exporterIFC, ifcEnumType, element, geometryElement, 1, productWrapper);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
tr.Commit();
}
}
/// <summary>
/// Creates the bounding box representation corresponding to a particular geometry.
/// </summary>
/// <param name="exporterIFC">The exporterIFC.</param>
/// <param name="geomElement">The geometry of the element.</param>
/// <param name="trf">An extra transform to apply, generally used for families.</param>
/// <returns>The handle to the bounding box representation, or null if not valid or not exported.</returns>
public static IFCAnyHandle ExportBoundingBox(ExporterIFC exporterIFC, GeometryElement geomElement, Transform trf)
{
if (!ExporterCacheManager.ExportOptionsCache.ExportBoundingBox)
return null;
if (geomElement == null)
return null;
SolidMeshGeometryInfo solidMeshCapsule = GeometryUtil.GetSolidMeshGeometry(geomElement, Transform.Identity);
IList<Solid> solids = solidMeshCapsule.GetSolids();
IList<Mesh> meshes = solidMeshCapsule.GetMeshes();
IList<Face> faces = new List<Face>();
return ExportBoundingBoxFromGeometry(exporterIFC, solids, meshes, faces, trf);
}
/// <summary>
/// Exports curtain object as container.
/// </summary>
/// <param name="allSubElements">
/// Collection of elements contained in the host curtain element.
/// </param>
/// <param name="wallElement">
/// The curtain wall element.
/// </param>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCurtainObjectCommonAsContainer(ICollection <ElementId> allSubElements, Element wallElement,
ExporterIFC exporterIFC, ProductWrapper origWrapper, PlacementSetter currSetter)
{
if (wallElement == null)
{
return;
}
string overrideCADLayer = null;
if (ParameterUtil.GetStringValueFromElementOrSymbol(wallElement, "IFCCadLayer", out overrideCADLayer) == null ||
string.IsNullOrWhiteSpace(overrideCADLayer))
{
if ((ParameterUtil.GetStringValueFromElementOrSymbol(wallElement, "IfcPresentationLayer", out overrideCADLayer) == null) ||
string.IsNullOrWhiteSpace(overrideCADLayer))
{
overrideCADLayer = ExporterStateManager.GetCurrentCADLayerOverride();
}
}
using (ExporterStateManager.CADLayerOverrideSetter layerSetter = new ExporterStateManager.CADLayerOverrideSetter(overrideCADLayer))
{
HashSet <ElementId> alreadyVisited = new HashSet <ElementId>(); // just in case.
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
{
foreach (ElementId subElemId in allSubElements)
{
using (ProductWrapper productWrapper = ProductWrapper.Create(origWrapper))
{
Element subElem = wallElement.Document.GetElement(subElemId);
if (subElem == null)
{
continue;
}
if (alreadyVisited.Contains(subElem.Id))
{
continue;
}
alreadyVisited.Add(subElem.Id);
// Respect element visibility settings.
if (!ElementFilteringUtil.CanExportElement(exporterIFC, subElem, false) || !ElementFilteringUtil.IsElementVisible(subElem))
{
continue;
}
GeometryElement geomElem = subElem.get_Geometry(geomOptions);
if (geomElem == null)
{
continue;
}
try
{
if (subElem is FamilyInstance)
{
string ifcEnumType;
IFCExportInfoPair exportType = ExporterUtil.GetExportType(exporterIFC, subElem, out ifcEnumType);
if (subElem is Mullion)
{
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x2)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper, exportType);
}
else
{
IFCAnyHandle currLocalPlacement = currSetter.LocalPlacement;
if (exportType.ExportInstance == IFCEntityType.IfcCurtainWall)
{
// By default, panels and mullions are set to the same category as their parent. In this case,
// ask to get the exportType from the category id, since we don't want to inherit the parent class.
ifcEnumType = "MULLION";
exportType.SetValueWithPair(IFCEntityType.IfcMemberType, ifcEnumType);
}
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subElem as Mullion, exportType, exportType.ValidatedPredefinedType, productWrapper,
ElementId.InvalidElementId, null, currLocalPlacement);
}
}
else
{
FamilyInstance subFamInst = subElem as FamilyInstance;
if (exportType.ExportInstance == IFCEntityType.IfcCurtainWall)
{
// By default, panels and mullions are set to the same category as their parent. In this case,
// ask to get the exportType from the category id, since we don't want to inherit the parent class.
ElementId catId = CategoryUtil.GetSafeCategoryId(subElem);
exportType = ElementFilteringUtil.GetExportTypeFromCategoryId(catId, out ifcEnumType);
}
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x2)
{
if ((exportType.ExportInstance == IFCEntityType.UnKnown) ||
(exportType.ExportInstance == IFCEntityType.IfcPlate) ||
(exportType.ExportInstance == IFCEntityType.IfcMember))
{
exportType.SetValueWithPair(IFCEntityType.IfcBuildingElementProxy, ifcEnumType);
}
}
else
{
if (exportType.ExportInstance == IFCEntityType.UnKnown)
{
ifcEnumType = "CURTAIN_PANEL";
exportType.SetValueWithPair(IFCEntityType.IfcPlateType, ifcEnumType);
}
}
IFCAnyHandle currLocalPlacement = currSetter.LocalPlacement;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subFamInst, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null, currLocalPlacement);
}
}
}
else if (subElem is CurtainGridLine)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
else if (subElem is Wall)
{
WallExporter.ExportWall(exporterIFC, null, subElem, null, geomElem, productWrapper);
}
}
catch (Exception ex)
{
if (ExporterUtil.IsFatalException(wallElement.Document, ex))
{
throw ex;
}
continue;
}
}
}
}
}
}
/// <summary>
/// Exports a generic element as an IfcSlab.</summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="floor">The floor element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if the floor is exported successfully, false otherwise.</returns>
public static void ExportGenericSlab(ExporterIFC exporterIFC, Element slabElement, GeometryElement geometryElement, string ifcEnumType,
ProductWrapper productWrapper)
{
if (geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, slabElement))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
bool exportParts = PartExporter.CanExportParts(slabElement);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
IFCAnyHandle localPlacement = placementSetter.LocalPlacement;
IFCAnyHandle prodDefHnd = null;
bool isBRepSlabHnd = false;
if (!exportParts)
{
ecData.SetLocalPlacement(localPlacement);
ElementId catId = CategoryUtil.GetSafeCategoryId(slabElement);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true, ExportOptionsCache.ExportTessellationLevel.Medium);
BodyData bodyData;
prodDefHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
slabElement, catId, geometryElement, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodDefHnd))
{
ecData.ClearOpenings();
return;
}
isBRepSlabHnd = (bodyData.ShapeRepresentationType == ShapeRepresentationType.Brep || bodyData.ShapeRepresentationType == ShapeRepresentationType.Tessellation);
}
// Create the slab from either the extrusion or the BRep information.
string ifcGUID = GUIDUtil.CreateGUID(slabElement);
string entityType = IFCValidateEntry.GetValidIFCType <IFCSlabType>(slabElement, ifcEnumType, "FLOOR");
IFCAnyHandle slabHnd = IFCInstanceExporter.CreateSlab(exporterIFC, slabElement, ifcGUID, ownerHistory,
localPlacement, exportParts ? null : prodDefHnd, entityType);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, slabElement, slabHnd, productWrapper, placementSetter, localPlacement, null);
}
productWrapper.AddElement(slabElement, slabHnd, placementSetter, ecData, true);
if (!exportParts)
{
IFCExportInfoPair exportInfo = new IFCExportInfoPair(IFCEntityType.IfcSlab, IFCEntityType.IfcSlabType, entityType);
IFCAnyHandle typeHnd = ExporterUtil.CreateGenericTypeFromElement(slabElement, exportInfo, file, ownerHistory, entityType, productWrapper);
ExporterCacheManager.TypeRelationsCache.Add(typeHnd, slabHnd);
if (slabElement is HostObject)
{
HostObject hostObject = slabElement as HostObject;
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, hostObject, slabHnd,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, isBRepSlabHnd, typeHnd);
}
else if (slabElement is FamilyInstance)
{
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, slabElement);
//Document doc = slabElement.Document;
if (typeHnd != null)
{
CategoryUtil.CreateMaterialAssociation(exporterIFC, typeHnd, matId);
}
else
{
CategoryUtil.CreateMaterialAssociation(exporterIFC, slabHnd, matId);
}
}
OpeningUtil.CreateOpeningsIfNecessary(slabHnd, slabElement, ecData, null,
exporterIFC, ecData.GetLocalPlacement(), placementSetter, productWrapper);
}
}
}
tr.Commit();
return;
}
}
}
/// <summary>
/// Return a reference to the topmost face of the given element.
/// </summary>
private Reference FindTopMostReference(Element e)
{
Reference ret = null;
Document doc = e.Document;
#region Revit 2012
#if _2012
using (SubTransaction t = new SubTransaction(doc))
{
t.Start();
// Create temporary 3D view
//View3D view3D = doc.Create.NewView3D( // 2012
// viewDirection ); // 2012
ViewFamilyType vft
= new FilteredElementCollector(doc)
.OfClass(typeof(ViewFamilyType))
.Cast <ViewFamilyType>()
.FirstOrDefault <ViewFamilyType>(x =>
ViewFamily.ThreeDimensional == x.ViewFamily);
Debug.Assert(null != vft,
"expected to find a valid 3D view family type");
View3D view = View3D.CreateIsometric(doc, vft.Id); // 2013
XYZ eyePosition = XYZ.BasisZ;
XYZ upDirection = XYZ.BasisY;
XYZ forwardDirection = -XYZ.BasisZ;
view.SetOrientation(new ViewOrientation3D(
eyePosition, upDirection, forwardDirection));
XYZ viewDirection = -XYZ.BasisZ;
BoundingBoxXYZ bb = e.get_BoundingBox(view);
XYZ max = bb.Max;
XYZ minAtMaxElevation = Create.NewXYZ(
bb.Min.X, bb.Min.Y, max.Z);
XYZ centerOfTopOfBox = 0.5
* (minAtMaxElevation + max);
centerOfTopOfBox += 10 * XYZ.BasisZ;
// Cast a ray through the model
// to find the topmost surface
#if DEBUG
//ReferenceArray references
// = doc.FindReferencesByDirection(
// centerOfTopOfBox, viewDirection, view3D ); // 2011
IList <ReferenceWithContext> references
= doc.FindReferencesWithContextByDirection(
centerOfTopOfBox, viewDirection, view); // 2012
double closest = double.PositiveInfinity;
//foreach( Reference r in references )
//{
// // 'Autodesk.Revit.DB.Reference.Element' is
// // obsolete: Property will be removed. Use
// // Document.GetElement(Reference) instead.
// //Element re = r.Element; // 2011
// Element re = doc.GetElement( r ); // 2012
// if( re.Id.IntegerValue == e.Id.IntegerValue
// && r.ProximityParameter < closest )
// {
// ret = r;
// closest = r.ProximityParameter;
// }
//}
foreach (ReferenceWithContext r in references)
{
Element re = doc.GetElement(
r.GetReference()); // 2012
if (re.Id.IntegerValue == e.Id.IntegerValue &&
r.Proximity < closest)
{
ret = r.GetReference();
closest = r.Proximity;
}
}
string stable_reference = null == ret ? null
: ret.ConvertToStableRepresentation(doc);
#endif // DEBUG
ReferenceIntersector ri
= new ReferenceIntersector(
e.Id, FindReferenceTarget.Element, view);
ReferenceWithContext r2 = ri.FindNearest(
centerOfTopOfBox, viewDirection);
if (null == r2)
{
Debug.Print("ReferenceIntersector.FindNearest returned null!");
}
else
{
ret = r2.GetReference();
Debug.Assert(stable_reference.Equals(ret
.ConvertToStableRepresentation(doc)),
"expected same reference from "
+ "FindReferencesWithContextByDirection and "
+ "ReferenceIntersector");
}
t.RollBack();
}
#endif // _2012
#endregion // Revit 2012
Options opt = doc.Application.Create
.NewGeometryOptions();
opt.ComputeReferences = true;
GeometryElement geo = e.get_Geometry(opt);
foreach (GeometryObject obj in geo)
{
GeometryInstance inst = obj as GeometryInstance;
if (null != inst)
{
geo = inst.GetSymbolGeometry();
break;
}
}
Solid solid = geo.OfType <Solid>()
.First <Solid>(sol => null != sol);
double z = double.MinValue;
foreach (Face f in solid.Faces)
{
BoundingBoxUV b = f.GetBoundingBox();
UV p = b.Min;
UV q = b.Max;
UV midparam = p + 0.5 * (q - p);
XYZ midpoint = f.Evaluate(midparam);
XYZ normal = f.ComputeNormal(midparam);
if (Util.PointsUpwards(normal))
{
if (midpoint.Z > z)
{
z = midpoint.Z;
ret = f.Reference;
}
}
}
return(ret);
}
/// <summary>
/// Creates a SweptSolid, Brep, SolidModel or SurfaceModel product definition shape representation, based on the geometry and IFC version.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="categoryId">The category id.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="bodyExporterOptions">The body exporter options.</param>
/// <param name="extraReps">Extra representations (e.g. Axis, Boundary). May be null.</param>
/// <param name="extrusionCreationData">The extrusion creation data.</param>
/// <param name="bodyData">The body data.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle CreateAppropriateProductDefinitionShape(ExporterIFC exporterIFC, Element element, ElementId categoryId,
GeometryElement geometryElement, BodyExporterOptions bodyExporterOptions, IList <IFCAnyHandle> extraReps,
IFCExtrusionCreationData extrusionCreationData, out BodyData bodyData)
{
bodyData = null;
SolidMeshGeometryInfo info = null;
IList <GeometryObject> geometryList = new List <GeometryObject>();
if (!ExporterCacheManager.ExportOptionsCache.ExportAs2x2)
{
info = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement, Transform.Identity);
IList <Mesh> meshes = info.GetMeshes();
if (meshes.Count == 0)
{
IList <Solid> solidList = info.GetSolids();
foreach (Solid solid in solidList)
{
geometryList.Add(solid);
}
}
}
if (geometryList.Count == 0)
{
geometryList.Add(geometryElement);
}
else
{
bodyExporterOptions.TryToExportAsExtrusion = true;
}
bodyData = BodyExporter.ExportBody(exporterIFC, element, categoryId, ElementId.InvalidElementId, geometryList,
bodyExporterOptions, extrusionCreationData);
IFCAnyHandle bodyRep = bodyData.RepresentationHnd;
List <IFCAnyHandle> bodyReps = new List <IFCAnyHandle>();
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
if (extrusionCreationData != null)
{
extrusionCreationData.ClearOpenings();
}
}
else
{
bodyReps.Add(bodyRep);
}
if (extraReps != null)
{
foreach (IFCAnyHandle hnd in extraReps)
{
bodyReps.Add(hnd);
}
}
Transform boundingBoxTrf = (bodyData.OffsetTransform != null) ? bodyData.OffsetTransform.Inverse : Transform.Identity;
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, boundingBoxTrf);
if (boundingBoxRep != null)
{
bodyReps.Add(boundingBoxRep);
}
if (bodyReps.Count == 0)
{
return(null);
}
return(IFCInstanceExporter.CreateProductDefinitionShape(exporterIFC.GetFile(), null, null, bodyReps));
}
public void QTO_2_PlaceHoldersFromDWFMarkups(
Document doc,
string activityId)
{
View activeView = doc.ActiveView;
if (!(activeView is ViewSheet))
{
TaskDialog.Show("QTO",
"The current view must be a Sheet View with DWF markups");
return;
}
ViewSheet vs = activeView as ViewSheet;
Viewport vp = doc.GetElement(
vs.GetAllViewports().First()) as Viewport;
View plan = doc.GetElement(vp.ViewId) as View;
int scale = vp.Parameters.Cast <Parameter>()
.First(x => x.Id.IntegerValue.Equals(
(int)BuiltInParameter.VIEW_SCALE))
.AsInteger();
IEnumerable <Element> dwfMarkups
= new FilteredElementCollector(doc)
.OfClass(typeof(ImportInstance))
.WhereElementIsNotElementType()
.Where(x => x.Name.StartsWith("Markup") &&
x.OwnerViewId.IntegerValue.Equals(
activeView.Id.IntegerValue));
using (TransactionGroup tg = new TransactionGroup(doc))
{
tg.Start("DWF markups placeholders");
using (Transaction t = new Transaction(doc))
{
t.Start("DWF Transfer");
plan.Parameters.Cast <Parameter>()
.First(x => x.Id.IntegerValue.Equals(
(int)BuiltInParameter.VIEWER_CROP_REGION))
.Set(1);
XYZ VC = (plan.CropBox.Min + plan.CropBox.Max) / 2;
XYZ BC = vp.GetBoxCenter();
t.RollBack();
foreach (Element e in dwfMarkups)
{
GeometryElement GeoElem = e.get_Geometry(new Options());
GeometryInstance gi = GeoElem.Cast <GeometryInstance>().First();
GeometryElement gei = gi.GetSymbolGeometry();
IList <GeometryObject> gos = new List <GeometryObject>();
if (gei.Cast <GeometryObject>().Count(x => x is Arc) > 0)
{
continue;
}
foreach (GeometryObject go in gei)
{
XYZ med = new XYZ();
if (go is PolyLine)
{
PolyLine pl = go as PolyLine;
XYZ min = new XYZ(pl.GetCoordinates().Min(p => p.X),
pl.GetCoordinates().Min(p => p.Y),
pl.GetCoordinates().Min(p => p.Z));
XYZ max = new XYZ(pl.GetCoordinates().Max(p => p.X),
pl.GetCoordinates().Max(p => p.Y),
pl.GetCoordinates().Max(p => p.Z));
med = (min + max) / 2;
}
med = med - BC;
// Convert DWF sheet coordinates into model coordinates
XYZ a = VC + new XYZ(med.X * scale, med.Y * scale, 0);
}
}
t.Start("DWF Transfer");
foreach (Element e in dwfMarkups)
{
GeometryElement GeoElem = e.get_Geometry(new Options());
GeometryInstance gi = GeoElem.Cast <GeometryInstance>().First();
GeometryElement gei = gi.GetSymbolGeometry();
IList <GeometryObject> gos = new List <GeometryObject>();
if (gei.Cast <GeometryObject>().Count(x => x is Arc) == 0)
{
continue;
}
foreach (GeometryObject go in gei)
{
if (go is Arc)
{
Curve c = go as Curve;
XYZ med = c.Evaluate(0.5, true);
med = med - BC;
XYZ a = VC + new XYZ(med.X * scale, med.Y * scale, 0);
// Warning CS0618:
// Autodesk.Revit.Creation.ItemFactoryBase.NewTextNote(
// View, XYZ, XYZ, XYZ, double, TextAlignFlags, string)
// is obsolete:
// This method is deprecated in Revit 2016.
// Please use one of the TextNote.Create methods instead.
//doc.Create.NewTextNote( plan,
// a,
// XYZ.BasisX,
// XYZ.BasisY,
// MMtoFeet( 5 ),
// TextAlignFlags.TEF_ALIGN_CENTER,
// activityId );
ElementId textTypeId = new FilteredElementCollector(doc)
.OfClass(typeof(TextNoteType))
.FirstElementId();
TextNote.Create(doc, plan.Id, a, activityId, textTypeId);
}
}
t.Commit();
}
}
tg.Assimilate();
}
}
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;
double scale = 304.8;
#region TEST
////cut line endpoints
//XYZ v1 = new XYZ(0, 2000, 0)/scale;
//XYZ v2 = new XYZ(6018, 2000, 0) / scale;
////rhino cut line endpoints
// rg.Point3d rv0 = new rg.Point3d(0, 2000, 0);
// rg.Point3d rv1 = new rg.Point3d(6018, 2000, 0);
//rg.Point3d rv2 = new rg.Point3d(0, 2000, 1);
////rhino cut plane
//rg.Plane cutPlane = new rg.Plane(rv0, rv1, rv2);
////wip points
//rg.Point3d rv3 = new rg.Point3d(857, 203, 4597);
//rg.Point3d rv4 = new rg.Point3d(857, 6221, 4597);
//rg.Point3d rv5 = new rg.Point3d(9818, 6221, 4597);
// //wip plane
// rg.Plane rhinoPlane = new rg.Plane(rv3, rv4, rv5);
// rg.Line intLine;
// var result = rg.Intersect.Intersection.PlanePlane(cutPlane, rhinoPlane, out intLine);
// using (Transaction t = new Transaction(doc, "Project Line"))
// {
// t.Start();
// SketchPlane sp = SketchPlane.Create(doc, RhinoToRevitPlane(cutPlane));
// doc.Create.NewModelCurve(RhinoToRevitLine(intLine), sp);
// t.Commit();
// }
// TaskDialog.Show("r", "Done");
#endregion
#region Revit
// SELECT THE LINE TO PROJECT AND CONSTRUCT THE PLANE TO INTERSECT THE MESH
Reference lineToProject = uidoc.Selection.PickObject(ObjectType.Element, "Select cut Line");
Element lineElement = doc.GetElement(lineToProject);
CurveElement curveLine = lineElement as CurveElement;
LocationCurve lineLocation = lineElement.Location as LocationCurve;
Line line = lineLocation.Curve as Line;
rg.Line rhinoCutLine = new rg.Line(RevitToRhinoPoint(line.GetEndPoint(0)), RevitToRhinoPoint(line.GetEndPoint(1)));
XYZ perpDir = line.Direction.CrossProduct(XYZ.BasisZ).Normalize();
Plane cutPlane = Plane.CreateByNormalAndOrigin(perpDir, line.GetEndPoint(0));
// GET THE MESH GEOMETRY
Reference meshRef = uidoc.Selection.PickObject(ObjectType.Element, "Select Mesh");
Element e = doc.GetElement(meshRef);
Options opt = new Options();
opt.ComputeReferences = true;
opt.IncludeNonVisibleObjects = false;
opt.View = doc.ActiveView;
GeometryElement geomElem = e.get_Geometry(opt);
Mesh geomMesh = null;
foreach (GeometryObject geomObj in geomElem)
{
GeometryInstance gi = geomObj as GeometryInstance;
if (gi != null)
{
foreach (GeometryObject element in gi.GetInstanceGeometry())
{
geomMesh = element as Mesh;
}
}
else
{
geomMesh = geomObj as Mesh;
}
}
int counter = 0;
using (Transaction t = new Transaction(doc, "Project Line"))
{
t.Start();
SketchPlane sp = SketchPlane.Create(doc, cutPlane);
XYZ spOrigin = sp.GetPlane().Origin;
Debug.Write($"Sketch plane origin: {spOrigin}\n");
XYZ spNormal = sp.GetPlane().Normal;
Debug.Write($"Sketch plane normal: {spNormal}\n");
Line spX = Line.CreateBound(spOrigin, spOrigin + XYZ.BasisZ * 100);
Debug.Write($"line start: {spX.GetEndParameter(0)}\n");
Debug.Write($"line end: {spX.GetEndParameter(1)}\n");
ModelCurve mc = doc.Create.NewModelCurve(spX, sp);
Debug.Write($"mc: {mc.Id}\n");
List <XYZ> intersectionPoints = new List <XYZ>();
for (int i = 0; i < geomMesh.NumTriangles; i++)
{
MeshTriangle triangle = geomMesh.get_Triangle(i);
XYZ vertex1 = triangle.get_Vertex(0);
XYZ vertex2 = triangle.get_Vertex(1);
XYZ vertex3 = triangle.get_Vertex(2);
rg.Point3d rhinoVertex1 = RevitToRhinoPoint(vertex1);
rg.Point3d rhinoVertex2 = RevitToRhinoPoint(vertex2);
rg.Point3d rhinoVertex3 = RevitToRhinoPoint(vertex3);
List <rg.Line> rhinoEdges = new List <rg.Line> {
new rg.Line(rhinoVertex1, rhinoVertex2), new rg.Line(rhinoVertex1, rhinoVertex2), new rg.Line(rhinoVertex1, rhinoVertex2)
};
XYZ[] pts = new XYZ[2];
int ptscount = 0;
foreach (rg.Line edge in rhinoEdges)
{
double a = 0;
double b = 0;
bool result = rg.Intersect.Intersection.LineLine(edge, rhinoCutLine, out a, out b);
if (result)
{
intersectionPoints.Add(RhinoToRevitPoint(edge.PointAt(a)));
pts[ptscount] = RhinoToRevitPoint(edge.PointAt(a));
ptscount = 1;
counter++;
}
}
if (pts[0] != null)
{
try
{
Line temp = Line.CreateBound(pts[0], pts[0] + XYZ.BasisZ * 100);
//Line li = Line.CreateBound(pts[0], new XYZ(pts[0].X, pts[0].Y, pts[0].Z +100));
doc.Create.NewModelCurve(temp, sp);
}
catch { }
}
}
t.Commit();
}
TaskDialog.Show("Intersections found", counter.ToString());
#endregion
return(Result.Succeeded);
}
public static Dictionary <double, int[]> IntersectionPoint(Document doc, Reference refBeam, IList <Reference> refLines)
{
Element ele = doc.GetElement(refBeam.ElementId);
Face webFace = null;
Options geomOptions = pickOptions(doc);
GeometryElement beamGeom = ele.get_Geometry(geomOptions);
Transform instTransform = null;
Dictionary <int, Face> areas = new Dictionary <int, Face>();
foreach (GeometryObject obj in beamGeom)
{
Solid geomSolid = obj as Solid;
if (null != geomSolid)
{
foreach (Face geomFace in geomSolid.Faces)
{
try
{
areas.Add((int)geomFace.Area, geomFace);
}
catch
{
}
}
}
else
{
Helpers.GetSymbolGeometry(obj, areas, out instTransform);
}
}
int total = areas.Keys.Count;
int maxArea = areas.Keys.Max();
webFace = areas[maxArea];
XYZ location = null;
XYZ beamDirection = null;
Helpers.BeamStartUVPoint(ele, webFace, out location, out beamDirection);
XYZ faceOrigin = null;
// the element does not have available solid geometries. Need to use its geometry instance first and transform the point to the project coordinates.
if (beamGeom.Count() == 1)
{
XYZ transformedPoint = instTransform.OfPoint(location);
//LocationCurve lc = ele.Location as LocationCurve;
//XYZ direction = lc.Curve.GetEndPoint(0) - lc.Curve.GetEndPoint(1);
faceOrigin = new XYZ(transformedPoint.X, transformedPoint.Y, 0);
}
else
{
faceOrigin = new XYZ(location.X, location.Y, 0);
}
LocationCurve beamLine = ele.Location as LocationCurve;
Line bl = beamLine.Curve as Line;
XYZ origin = bl.GetEndPoint(0);
/*
* XYZ originProjected = new XYZ (origin.X, origin.Y, 0);
*/
List <double> distances = new List <double>();
Dictionary <double, int[]> penoDistAndSize = new Dictionary <double, int[]>();
foreach (Reference r in refLines)
{
Element refLine = doc.GetElement(r.ElementId);
LocationCurve lineCrv = refLine.Location as LocationCurve;
Line l = lineCrv.Curve as Line;
try
{
//XYZ intersectionPoint = Intersection(bl, l);
XYZ intersectionPoint = GetIntersection(bl, l);
XYZ intersectionPointProjected = new XYZ(intersectionPoint.X, intersectionPoint.Y, 0);
double d = intersectionPointProjected.DistanceTo(faceOrigin);
distances.Add(d * 304.8);
int penoWidth = Int16.Parse(GetLinestyle(doc, r)[0]);
int penoDepth = Int16.Parse(GetLinestyle(doc, r)[1]);
penoDistAndSize.Add(d * 304.8, new int[] { penoWidth, penoDepth });
}
catch
{
//do nothing
}
}
return(penoDistAndSize);
}//close method
}//close method
//public static Dictionary<double, int[]> IntersectionLinePlane(Document doc, Reference refBeam, IList<Reference> refRefPlane)
public static List <Tuple <double, int[], ReferencePlane> > IntersectionLinePlane(Document doc, Reference refBeam, IList <Reference> refRefPlane)
{
Element ele = doc.GetElement(refBeam.ElementId);
Face webFace = null;
Options geomOptions = pickOptions(doc);
GeometryElement beamGeom = ele.get_Geometry(geomOptions);
Transform instTransform = null;
Dictionary <int, Face> areas = new Dictionary <int, Face>();
foreach (GeometryObject obj in beamGeom)
{
Solid geomSolid = obj as Solid;
if (null != geomSolid)
{
Debug.WriteLine("Geom Solid not null");
foreach (Face geomFace in geomSolid.Faces)
{
if (!areas.ContainsKey((int)geomFace.Area))
{
areas.Add((int)geomFace.Area, geomFace);
}
}
}
else
{
Helpers.GetSymbolGeometry(obj, areas, out instTransform);
Debug.WriteLine("Geom Solid null. Get symbol geometry");
}
}
int total = areas.Keys.Count;
int maxArea = areas.Keys.Max();
webFace = areas[maxArea];
XYZ location = null;
XYZ beamDirection = null;
Helpers.BeamStartUVPoint(ele, webFace, out location, out beamDirection);
XYZ faceOrigin = null;
// the element does not have available solid geometries. Need to use its geometry instance first and transform the point to the project coordinates.
if (beamGeom.Count() == 1)
{
Debug.WriteLine("the element does not have available solid geometries");
XYZ transformedPoint = instTransform.OfPoint(location);
//LocationCurve lc = ele.Location as LocationCurve;
//XYZ direction = lc.Curve.GetEndPoint(0) - lc.Curve.GetEndPoint(1);
faceOrigin = new XYZ(transformedPoint.X, transformedPoint.Y, 0);
}
else
{
faceOrigin = new XYZ(location.X, location.Y, 0);
Debug.WriteLine($"Face origin: {faceOrigin.X},{faceOrigin.Y},0");
}
LocationCurve beamLine = ele.Location as LocationCurve;
Line bl = beamLine.Curve as Line;
Line projectedBl = Line.CreateBound(new XYZ(bl.GetEndPoint(0).X, bl.GetEndPoint(0).Y, 0),
new XYZ(bl.GetEndPoint(1).X, bl.GetEndPoint(1).Y, 0));
XYZ origin = bl.GetEndPoint(0);
/*
* XYZ originProjected = new XYZ (origin.X, origin.Y, 0);
*/
List <double> distances = new List <double>();
// Dictionary<double, int[]> penoDistAndSize = new Dictionary<double, int[]>();
List <Tuple <double, int[], ReferencePlane> > penoDistAndSize = new List <Tuple <double, int[], ReferencePlane> >();
foreach (Reference r in refRefPlane)
{
ReferencePlane refPlane = doc.GetElement(r.ElementId) as ReferencePlane;
//projected to z=0
Line refPlaneProjectedLine = Line.CreateBound(new XYZ(refPlane.BubbleEnd.X, refPlane.BubbleEnd.Y, 0), new XYZ(refPlane.FreeEnd.X, refPlane.FreeEnd.Y, 0));
XYZ intersectionPoint = null;
try
{
//XYZ intersectionPoint = Intersection(bl, l);
intersectionPoint = GetIntersection(projectedBl, refPlaneProjectedLine);
double d = intersectionPoint.DistanceTo(faceOrigin);
distances.Add(d * 304.8);
int penoWidth = Int16.Parse(GetReferencePlaneSubCategory(doc, refPlane)[0]);
int penoDepth = Int16.Parse(GetReferencePlaneSubCategory(doc, refPlane)[1]);
//penoDistAndSize.Add(d * 304.8, new int[] { penoWidth, penoDepth }); DICTIONARY!
penoDistAndSize.Add(new Tuple <double, int[], ReferencePlane> (d * 304.8, new int[] { penoWidth, penoDepth }, refPlane));
}
catch
{
if (intersectionPoint == null)
{
//TaskDialog.Show("Error", "Intersection point not found");
}
else
{
TaskDialog.Show("Error", "Reference Plane subcategory error");
}
}
}
return(penoDistAndSize);
}//close method
public Result Execute(
ExternalCommandData commandData,
ref string message,
ElementSet elements)
{
UIApplication app = commandData.Application;
UIDocument uidoc = app.ActiveUIDocument;
Document doc = uidoc.Document;
List <Element> a = new List <Element>();
if (!Util.GetSelectedElementsOrAll(a, uidoc,
typeof(FamilyInstance)))
{
Selection sel = uidoc.Selection;
message = (0 < sel.GetElementIds().Count)
? "Please select some family instances."
: "No family instances found.";
return(Result.Failed);
}
FamilyInstance inst = a[0] as FamilyInstance;
// Here are two ways to traverse the nested instance geometry.
// The first way can get the right position, but can't get the right structure.
// The second way can get the right structure, but can't get the right position.
// What I want is the right structure and right position.
// First way:
// In the current project project1.rvt, I can get myFamily3 instance via API,
// the class is Autodesk.Revit.Elements.FamilyInstance.
// Then i try to get its geometry:
Options opt = app.Application.Create.NewGeometryOptions();
GeometryElement geoElement = inst.get_Geometry(opt);
//GeometryObjectArray a1 = geoElement.Objects; // 2012
//int n = a1.Size; // 2012
int n = geoElement.Count <GeometryObject>(); // 2013
Debug.Print(
"Family instance geometry has {0} geometry object{1}{2}",
n, Util.PluralSuffix(n), Util.DotOrColon(n));
int i = 0;
//foreach( GeometryObject o1 in a1 ) // 2012
foreach (GeometryObject o1 in geoElement) // 2013
{
GeometryInstance geoInstance = o1 as GeometryInstance;
if (null != geoInstance)
{
// geometry includes one instance, so get its geometry:
GeometryElement symbolGeo = geoInstance.SymbolGeometry;
//GeometryObjectArray a2 = symbolGeo.Objects; // 2012
//foreach( GeometryObject o2 in a2 ) // 2012
// the symbol geometry contains five solids.
// how can I find out which solid belongs to which column?
// how to relate the solid to the family instance?
foreach (GeometryObject o2 in symbolGeo)
{
Solid s = o2 as Solid;
if (null != s && 0 < s.Edges.Size)
{
List <XYZ> vertices = new List <XYZ>();
GetVertices(vertices, s);
n = vertices.Count;
Debug.Print("Solid {0} has {1} vertices{2} {3}",
i++, n, Util.DotOrColon(n),
Util.PointArrayString(vertices));
}
}
}
}
// In the Revit 2009 API, we can use
// FamilyInstance.Symbol.Family.Components
// to obtain the nested family instances
// within the top level family instance.
// In the Revit 2010 API, this property has been
// removed, since we can iterate through the elements
// of a family just like any other document;
// cf. What's New in the RevitAPI.chm:
#if REQUIRES_REVIT_2009_API
ElementSet components = inst.Symbol.Family.Components;
n = components.Size;
#endif // REQUIRES_REVIT_2009_API
Document fdoc = doc.EditFamily(inst.Symbol.Family);
#if REQUIRES_REVIT_2010_API
List <Element> components = new List <Element>();
fdoc.get_Elements(typeof(FamilyInstance), components);
n = components.Count;
#endif // REQUIRES_REVIT_2010_API
FilteredElementCollector collector
= new FilteredElementCollector(fdoc);
collector.OfClass(typeof(FamilyInstance));
IList <Element> components = collector.ToElements();
Debug.Print(
"Family instance symbol family has {0} component{1}{2}",
n, Util.PluralSuffix(n), Util.DotOrColon(n));
foreach (Element e in components)
{
// there are 3 FamilyInstance: Column, myFamily1, myFamily2
// then we can loop myFamily1, myFamily2 also.
// then get all the Column geometry
// But all the Column's position is the same,
// because the geometry is defined by the Symbol.
// Not the actually position in project1.rvt
LocationPoint lp = e.Location as LocationPoint;
Debug.Print("{0} at {1}",
Util.ElementDescription(e),
Util.PointString(lp.Point));
}
return(Result.Failed);
}
public void Execute(UIApplication uiapp)
{
try
{
UIDocument uidoc = uiapp.ActiveUIDocument;
Document doc = uidoc.Document;
using (Transaction tx = new Transaction(doc))
{
tx.Start("EE06_PlaceFamily");
FamilySymbol myFamilySymbol_Platform = myMethod_CheckExistanceOfFamily(doc, myString_Family_Platform, myString_Type_Platform);
if (myFamilySymbol_Platform == null)
{
return;
}
FamilySymbol myFamilySymbol_Chair = null;
if (myBool_AlsoPlaceAChair)
{
myFamilySymbol_Chair = myMethod_CheckExistanceOfFamily(doc, myString_Family_Chair, myString_Type_Chair);
if (myFamilySymbol_Chair == null)
{
return;
}
}
Reference pickedRef = null;
try
{
pickedRef = uiapp.ActiveUIDocument.Selection.PickObject(Autodesk.Revit.UI.Selection.ObjectType.PointOnElement, "Please select a Face");
}
#region catch and finally
catch (Exception ex)
{
}
finally
{
}
#endregion
if (pickedRef == null)
{
return;
}
FamilyInstance myFamilyInstance_New = doc.Create.NewFamilyInstance(XYZ.Zero, myFamilySymbol_Platform, Autodesk.Revit.DB.Structure.StructuralType.NonStructural);
doc.Regenerate();
IList <ElementId> placePointIds_1338 = AdaptiveComponentInstanceUtils.GetInstancePointElementRefIds(myFamilyInstance_New);
ReferencePoint myReferencePoint_Centre = doc.GetElement(placePointIds_1338.First()) as ReferencePoint;
UV point_in_3d_UV = pickedRef.UVPoint;
PointOnFace myPointOnFace = uidoc.Application.Application.Create.NewPointOnFace(pickedRef, point_in_3d_UV);
myReferencePoint_Centre.SetPointElementReference(myPointOnFace);
doc.Regenerate();
myReferencePoint_Centre.get_Parameter(BuiltInParameter.POINT_ELEMENT_DRIVEN).Set(0);
ElementTransformUtils.MoveElement(doc, myReferencePoint_Centre.Id, myReferencePoint_Centre.GetCoordinateSystem().OfPoint(new XYZ(0, 0, 0.1)) - myReferencePoint_Centre.Position);
if (myFamilySymbol_Chair != null)
{
GeometryElement myGeomeryElement = myFamilyInstance_New.get_Geometry(new Options()
{
ComputeReferences = true
});
GeometryInstance myGeometryInstance = myGeomeryElement.First() as GeometryInstance;
GeometryElement myGeomeryElementSymbol = myGeometryInstance.GetSymbolGeometry();
GeometryObject myGeometryObject = myGeomeryElementSymbol.Where(x => (x as Solid) != null).First();
PlanarFace myPlanarFace = ((Solid)myGeometryObject).Faces.get_Item(0) as PlanarFace;
doc.Create.NewFamilyInstance(myPlanarFace, myReferencePoint_Centre.Position, myReferencePoint_Centre.GetCoordinateSystem().OfVector(new XYZ(1, 0, 0)), myFamilySymbol_Chair);
}
tx.Commit();
uidoc.Selection.SetElementIds(new List <ElementId>()
{
myReferencePoint_Centre.Id
});
myWindow1.mySelectMethod(myIntUPDown);
myIntUPDown.Value = myFamilyInstance_New.Id.IntegerValue;
}
myWindow1.setSlider(myWindow1.myIntUpDown_Middle2, myWindow1.mySlider_Rotate_BasisZ, false);
myWindow1.setSlider(myWindow1.myIntUpDown_Middle2, myWindow1.mySlider_Rotate_BasisX, false);
myWindow1.setSlider(myWindow1.myIntUpDown_Middle2, myWindow1.mySlider_Rotate_BasisY, true);
}
#region catch and finally
catch (Exception ex)
{
_952_PRLoogleClassLibrary.DatabaseMethods.writeDebug("EE06_PlaceFamily" + Environment.NewLine + ex.Message + Environment.NewLine + ex.InnerException, true);
}
finally
{
}
#endregion
}
/// <summary>
/// Exports a beam to IFC beam if it has an axis representation and only one Solid as its geometry, ideally as an extrusion, potentially with clippings and openings.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element to be exported.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <param name="dontExport">An output value that says that the element shouldn't be exported at all.</param>
/// <returns>The created handle.</returns>
/// <remarks>In the original implementation, the ExportBeam function would export each beam as its own individual geometry (that is, not use representation maps).
/// For non-standard beams, this could result in massive IFC files. Now, we use the ExportBeamAsStandardElement function and limit its scope, and instead
/// resort to the standard FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem for more complicated objects categorized as beams. This has the following pros and cons:
/// Pro: possiblity for massively reduced file sizes for files containing repeated complex beam families
/// Con: some beams that may have had an "Axis" representation before will no longer have them, although this possibility is minimized.
/// Con: some beams that have 1 Solid and an axis, but that Solid will be heavily faceted, won't be helped by this improvement.
/// It is intended that we phase out this routine entirely and instead teach ExportFamilyInstanceAsMappedItem how to sometimes export the Axis representation for beams.</remarks>
public static IFCAnyHandle ExportBeamAsStandardElement(ExporterIFC exporterIFC,
Element element, GeometryElement geometryElement, ProductWrapper productWrapper, out bool dontExport)
{
dontExport = true;
IList <GeometryObject> geomObjects = BeamGeometryToExport(exporterIFC, element, geometryElement, out dontExport);
if (dontExport)
{
return(null);
}
IFCAnyHandle beam = null;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
BeamAxisInfo axisInfo = GetBeamAxisTransform(element);
bool canExportAxis = (axisInfo != null);
Curve curve = canExportAxis ? axisInfo.Axis : null;
XYZ beamDirection = canExportAxis ? axisInfo.AxisDirection : null;
Transform orientTrf = canExportAxis ? axisInfo.LCSAsTransform : null;
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element, null, orientTrf))
{
IFCAnyHandle localPlacement = setter.LocalPlacement;
using (IFCExtrusionCreationData extrusionCreationData = new IFCExtrusionCreationData())
{
extrusionCreationData.SetLocalPlacement(localPlacement);
if (canExportAxis && (orientTrf.BasisX != null))
{
extrusionCreationData.CustomAxis = beamDirection;
extrusionCreationData.PossibleExtrusionAxes = IFCExtrusionAxes.TryCustom;
}
else
{
extrusionCreationData.PossibleExtrusionAxes = IFCExtrusionAxes.TryXY;
}
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
// There may be an offset to make the local coordinate system
// be near the origin. This offset will be used to move the axis to the new LCS.
Transform offsetTransform = null;
// The list of materials in the solids or meshes.
ICollection <ElementId> materialIds = null;
// The representation handle generated from one of the methods below.
BeamBodyAsExtrusionInfo extrusionInfo = CreateBeamGeometryAsExtrusion(exporterIFC, element, catId, geomObjects, axisInfo);
if (extrusionInfo != null && extrusionInfo.DontExport)
{
dontExport = true;
return(null);
}
IFCAnyHandle repHnd = (extrusionInfo != null) ? extrusionInfo.RepresentationHandle : null;
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
materialIds = extrusionInfo.Materials;
extrusionCreationData.Slope = extrusionInfo.Slope;
}
else
{
// Here is where we limit the scope of how complex a case we will still try to export as a standard element.
// This is explicitly added so that many curved beams that can be represented by a reasonable facetation because of the
// SweptSolidExporter can still have an Axis representation.
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
if (geomObjects != null && geomObjects.Count == 1 && geomObjects[0] is Solid)
{
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId, ElementId.InvalidElementId,
geomObjects[0], bodyExporterOptions, extrusionCreationData);
repHnd = bodyData.RepresentationHnd;
materialIds = bodyData.MaterialIds;
offsetTransform = bodyData.OffsetTransform;
}
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extrusionCreationData.ClearOpenings();
return(null);
}
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
IFCAnyHandle axisRep = CreateBeamAxis(exporterIFC, element, catId, axisInfo, offsetTransform);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(axisRep))
{
representations.Add(axisRep);
}
representations.Add(repHnd);
Transform boundingBoxTrf = (offsetTransform == null) ? Transform.Identity : offsetTransform.Inverse;
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, boundingBoxTrf);
if (boundingBoxRep != null)
{
representations.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
string preDefinedType = "BEAM"; // Default predefined type for Beam
preDefinedType = IFCValidateEntry.GetValidIFCType(element, preDefinedType);
beam = IFCInstanceExporter.CreateBeam(file, instanceGUID, ExporterCacheManager.OwnerHistoryHandle,
instanceName, instanceDescription, instanceObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, instanceTag, preDefinedType);
productWrapper.AddElement(element, beam, setter, extrusionCreationData, true);
OpeningUtil.CreateOpeningsIfNecessary(beam, element, extrusionCreationData, offsetTransform, exporterIFC,
extrusionCreationData.GetLocalPlacement(), setter, productWrapper);
FamilyTypeInfo typeInfo = new FamilyTypeInfo();
typeInfo.ScaledDepth = extrusionCreationData.ScaledLength;
typeInfo.ScaledArea = extrusionCreationData.ScaledArea;
typeInfo.ScaledInnerPerimeter = extrusionCreationData.ScaledInnerPerimeter;
typeInfo.ScaledOuterPerimeter = extrusionCreationData.ScaledOuterPerimeter;
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, beam, element, typeInfo, null);
if (materialIds.Count != 0)
{
CategoryUtil.CreateMaterialAssociations(exporterIFC, beam, materialIds);
}
// Register the beam's IFC handle for later use by truss and beam system export.
ExporterCacheManager.ElementToHandleCache.Register(element.Id, beam);
}
}
transaction.Commit();
return(beam);
}
}
/// <summary>
/// Exports a gutter element.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportGutter(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle bodyRep = BodyExporter.ExportBody(exporterIFC, element, categoryId, ElementId.InvalidElementId,
geometryElement, bodyExporterOptions, ecData).RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
if (ecData != null)
{
ecData.ClearOpenings();
}
return;
}
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string originalTag = NamingUtil.CreateIFCElementId(element);
// In Revit, we don't have a corresponding type, so we create one for every gutter.
IFCAnyHandle origin = ExporterUtil.CreateAxis2Placement3D(file);
IFCAnyHandle repMap3dHnd = IFCInstanceExporter.CreateRepresentationMap(file, origin, bodyRep);
List <IFCAnyHandle> repMapList = new List <IFCAnyHandle>();
repMapList.Add(repMap3dHnd);
string elementTypeName = NamingUtil.CreateIFCObjectName(exporterIFC, element);
string typeGuid = GUIDUtil.CreateSubElementGUID(element, (int)IFCHostedSweepSubElements.PipeSegmentType);
IFCAnyHandle style = IFCInstanceExporter.CreatePipeSegmentType(file, typeGuid, ownerHistory,
elementTypeName, null, null, null, repMapList, originalTag,
elementTypeName, IFCPipeSegmentType.Gutter);
List <IFCAnyHandle> representationMaps = GeometryUtil.GetRepresentationMaps(style);
IFCAnyHandle mappedItem = ExporterUtil.CreateDefaultMappedItem(file, representationMaps[0]);
ISet <IFCAnyHandle> representations = new HashSet <IFCAnyHandle>();
representations.Add(mappedItem);
IFCAnyHandle bodyMappedItemRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC,
element, categoryId, exporterIFC.Get3DContextHandle("Body"), representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyMappedItemRep))
{
return;
}
List <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyMappedItemRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, Transform.Identity);
if (boundingBoxRep != null)
{
shapeReps.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
if (roomId == ElementId.InvalidElementId)
{
localPlacementToUse = ecData.GetLocalPlacement();
}
string guid = GUIDUtil.CreateGUID(element);
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, elementTypeName);
string tag = NamingUtil.GetTagOverride(element, originalTag);
IFCAnyHandle elemHnd = IFCInstanceExporter.CreateFlowSegment(file, guid,
ownerHistory, name, description, objectType, localPlacementToUse, prodRep, tag);
bool containedInSpace = (roomId != ElementId.InvalidElementId);
productWrapper.AddElement(element, elemHnd, setter.LevelInfo, ecData, !containedInSpace);
if (containedInSpace)
{
ExporterCacheManager.SpaceInfoCache.RelateToSpace(roomId, elemHnd);
}
// Associate segment with type.
ExporterCacheManager.TypeRelationsCache.Add(style, elemHnd);
OpeningUtil.CreateOpeningsIfNecessary(elemHnd, element, ecData, null,
exporterIFC, localPlacementToUse, setter, productWrapper);
}
tr.Commit();
}
}
}
/// <summary>
/// Exports a geometry element to boundary representation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="exportBoundaryRep">True if to export boundary representation.</param>
/// <param name="exportAsFacetation">True if to export the geometry as facetation.</param>
/// <param name="bodyRep">Body representation.</param>
/// <param name="boundaryRep">Boundary representation.</param>
/// <returns>True if success, false if fail.</returns>
public static bool ExportSurface(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
bool exportBoundaryRep, bool exportAsFacetation, ref IFCAnyHandle bodyRep, ref IFCAnyHandle boundaryRep)
{
if (geometryElement == null)
{
return(false);
}
IFCGeometryInfo ifcGeomInfo = null;
Plane plane = GeometryUtil.CreateDefaultPlane();
XYZ projDir = new XYZ(0, 0, 1);
double eps = element.Document.Application.VertexTolerance * exporterIFC.LinearScale;
ifcGeomInfo = IFCGeometryInfo.CreateFaceGeometryInfo(exporterIFC, plane, projDir, eps, exportBoundaryRep);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, ifcGeomInfo, geometryElement, XYZ.Zero, true);
IFCFile file = exporterIFC.GetFile();
HashSet <IFCAnyHandle> faceSets = new HashSet <IFCAnyHandle>();
IList <ICollection <IFCAnyHandle> > faceList = ifcGeomInfo.GetFaces();
foreach (ICollection <IFCAnyHandle> faces in faceList)
{
// no faces, don't complain.
if (faces.Count == 0)
{
continue;
}
HashSet <IFCAnyHandle> faceSet = new HashSet <IFCAnyHandle>(faces);
faceSets.Add(IFCInstanceExporter.CreateConnectedFaceSet(file, faceSet));
}
if (faceSets.Count == 0)
{
return(false);
}
IFCAnyHandle surface = IFCInstanceExporter.CreateFaceBasedSurfaceModel(file, faceSets);
IList <IFCAnyHandle> surfaceItems = new List <IFCAnyHandle>();
surfaceItems.Add(surface);
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
bodyRep = RepresentationUtil.CreateSurfaceRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), surfaceItems,
exportAsFacetation, bodyRep);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
return(false);
}
ICollection <IFCAnyHandle> boudaryRepresentations = ifcGeomInfo.GetRepresentations();
if (exportBoundaryRep && boudaryRepresentations.Count > 1)
{
boundaryRep = RepresentationUtil.CreateBoundaryRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), boudaryRepresentations,
boundaryRep);
}
return(true);
}
/// <summary>
/// Exports a floor to IFC slab.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="floor">
/// The floor element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
/// <returns>
/// True if the floor is exported successfully, false otherwise.
/// </returns>
public static void ExportFloor(ExporterIFC exporterIFC, Floor floor, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
if (geometryElement == null)
return;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, floor))
{
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, floor);
double scale = exporterIFC.LinearScale;
ElementId catId = CategoryUtil.GetSafeCategoryId(floor);
IList<IFCAnyHandle> reps = new List<IFCAnyHandle>();
IList<IList<CurveLoop>> extrusionLoops = new List<IList<CurveLoop>>();
IList<IFCExtrusionCreationData> loopExtraParams = new List<IFCExtrusionCreationData>();
Plane floorPlane = GeometryUtil.CreateDefaultPlane();
IList<IFCAnyHandle> localPlacements = new List<IFCAnyHandle>();
bool exportedAsExtrusion = ExporterIFCUtils.ExportSlabAsExtrusion(exporterIFC, floor, geometryElement,
transformSetter, localPlacement, out localPlacements, out reps, out extrusionLoops, out loopExtraParams, floorPlane);
// We will use the ExtrusionAnalyzer when it is ready.
// XYZ extrusionDirection = { 0, 0, -1 };
// XYZ modelOrigin = { 0, 0, 0 };
// XYZ floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
// XYZ floorDir = floor.GetNormalAtVerticalProjectionPoint(floorOrigin, FloorFace.Top);
// Plane floorPlane(floorDir, floorOrigin);
// ExtrusionAnalyzer floorExtrusion =
// ExtrusionAnalyzer.Create(geometryElement, floorPlane, extrusionDirection);
if (!exportedAsExtrusion)
{
IFCAnyHandle bodyRep = null;
IList<GeometryObject> geomObjects = new List<GeometryObject>();
geomObjects.Add(geometryElement);
bodyRep = BodyExporter.ExportBody(floor.Document.Application, exporterIFC, catId, geomObjects, true, null);
if (bodyRep == null || !bodyRep.HasValue)
{
tr.Commit();
return;
}
IFCAnyHandle prodDefHnd = file.CreateProductDefinitionShape(bodyRep);
if (!prodDefHnd.HasValue)
return;
reps.Add(prodDefHnd);
}
// Create the slab from either the extrusion or the BRep information.
IFCLabel ifcGUID = IFCLabel.CreateGUID(floor);
IList<IFCAnyHandle> slabHnds = new List<IFCAnyHandle>();
int numReps = reps.Count;
for (int ii = 0; ii < numReps; ii++)
{
IFCLabel ifcName = NamingUtil.GetNameOverride(floor, NamingUtil.CreateIFCName(exporterIFC, ii == 0 ? -1 : ii + 1));
IFCLabel ifcDescription = NamingUtil.GetDescriptionOverride(floor, IFCLabel.Create());
IFCLabel ifcObjectType = NamingUtil.GetObjectTypeOverride(floor, exporterIFC.GetFamilyNameFromExportState());
IFCLabel ifcElemId = NamingUtil.CreateIFCElementId(floor);
IFCLabel currentGUID = (ii == 0) ? ifcGUID : IFCLabel.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsExtrusion ? localPlacements[ii] : localPlacement;
IFCAnyHandle slabHnd = file.CreateSlab(currentGUID,
ownerHistory,
ifcName,
ifcDescription,
ifcObjectType,
localPlacementHnd,
ifcElemId,
ifcEnumType,
reps[ii]);
if (!slabHnd.HasValue)
return;
slabHnds.Add(slabHnd);
}
for (int ii = 0; ii < numReps; ii++)
{
IFCExtrusionCreationData loopExtraParam = ii < loopExtraParams.Count ? loopExtraParams[ii] : null;
productWrapper.AddElement(slabHnds[ii], placementSetter, loopExtraParam, true);
}
if (exportedAsExtrusion)
ExporterIFCUtils.ExportExtrudedSlabOpenings(exporterIFC, floor, placementSetter,
localPlacements[0], slabHnds, extrusionLoops, floorPlane, productWrapper);
ExporterIFCUtils.CreateGenericElementPropertySet(exporterIFC, floor, productWrapper);
ExporterIFCUtils.ExportHostObject(exporterIFC, floor, geometryElement, productWrapper);
}
}
tr.Commit();
}
}
/// <summary>
/// Get geometry of family instances and show them in Revit views
/// </summary>
public void GetInstanceGeometry()
{
FilteredElementCollector instanceCollector = new FilteredElementCollector(RevitDoc);
instanceCollector.OfClass(typeof(FamilyInstance));
// create views by different names
ElementId View3DId = new ElementId(-1);
IList <Element> elems = new FilteredElementCollector(RevitDoc).OfClass(typeof(ViewFamilyType)).ToElements();
foreach (Element e in elems)
{
ViewFamilyType v = e as ViewFamilyType;
if (v != null && v.ViewFamily == ViewFamily.ThreeDimensional)
{
View3DId = e.Id;
break;
}
}
//View instanceView = RevitDoc.Create.NewView3D(new XYZ(1, 1, -1));
View3D instanceView = View3D.CreateIsometric(RevitDoc, View3DId);
ViewOrientation3D instanceViewOrientation3D = new ViewOrientation3D(new XYZ(-30.8272352809007, -2.44391067967133, 18.1013736367246), new XYZ(0.577350269189626, 0.577350269189626, -0.577350269189626), new XYZ(0.408248290463863, 0.408248290463863, 0.816496580927726));
instanceView.SetOrientation(instanceViewOrientation3D);
instanceView.SaveOrientation();
instanceView.Name = "InstanceGeometry";
//View originalView = RevitDoc.Create.NewView3D(new XYZ(0, 1, -1));
View3D originalView = View3D.CreateIsometric(RevitDoc, View3DId);
ViewOrientation3D originalViewOrientation3D = new ViewOrientation3D(new XYZ(-19.0249866627872, -5.09536632799455, 20.7528292850478), new XYZ(0, 0.707106781186547, -0.707106781186547), new XYZ(0, 0.707106781186548, 0.707106781186548));
originalView.SetOrientation(originalViewOrientation3D);
originalView.SaveOrientation();
originalView.Name = "OriginalGeometry";
//View transView = RevitDoc.Create.NewView3D(new XYZ(-1, 1, -1));
View3D transView = View3D.CreateIsometric(RevitDoc, View3DId);
//ViewOrientation3D transViewOrientation3D = new ViewOrientation3D(new XYZ(-7.22273804467383, -2.44391067967133, 18.1013736367246), new XYZ(-0.577350269189626, 0.577350269189626, -0.577350269189626), new XYZ(-0.408248290463863, 0.408248290463863, 0.816496580927726));
ViewOrientation3D transViewOrientation3D = new ViewOrientation3D(new XYZ(-19.0249866627872, -5.09536632799455, 20.7528292850478), new XYZ(0, 0.707106781186547, -0.707106781186547), new XYZ(0, 0.707106781186548, 0.707106781186548));
transView.SetOrientation(transViewOrientation3D);
transView.SaveOrientation();
transView.Name = "TransformedGeometry";
foreach (FamilyInstance instance in instanceCollector)
{
GeometryElement instanceGeo = instance.get_Geometry(m_options);
GeometryElement computedGeo = instance.GetOriginalGeometry(m_options);
GeometryElement transformGeo = computedGeo.GetTransformed(instance.GetTransform());
// show family instance geometry
//foreach (GeometryObject obj in instanceGeo.Objects)
IEnumerator <GeometryObject> Objects = instanceGeo.GetEnumerator();
while (Objects.MoveNext())
{
GeometryObject obj = Objects.Current;
if (obj is Solid)
{
Solid solid = obj as Solid;
PaintSolid(solid, instanceView);
}
}
// show geometry that is original geometry
//foreach (GeometryObject obj in computedGeo.Objects)
IEnumerator <GeometryObject> Objects1 = computedGeo.GetEnumerator();
while (Objects1.MoveNext())
{
GeometryObject obj = Objects1.Current;
if (obj is Solid)
{
Solid solid = obj as Solid;
PaintSolid(solid, originalView);
}
}
// show geometry that was transformed
//foreach (GeometryObject obj in transformGeo.Objects)
IEnumerator <GeometryObject> Objects2 = transformGeo.GetEnumerator();
while (Objects2.MoveNext())
{
GeometryObject obj = Objects2.Current;
if (obj is Solid)
{
Solid solid = obj as Solid;
PaintSolid(solid, transView);
}
}
}
// remove original instances to view point results.
RevitDoc.Delete(instanceCollector.ToElementIds());
}
/// <summary>
/// Exports curtain object as one Brep.
/// </summary>
/// <param name="allSubElements">
/// Collection of elements contained in the host curtain element.
/// </param>
/// <param name="wallElement">
/// The curtain wall element.
/// </param>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="setter">
/// The PlacementSetter object.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <returns>
/// The handle.
/// </returns>
public static IFCAnyHandle ExportCurtainObjectCommonAsOneBRep(ICollection <ElementId> allSubElements, Element wallElement,
ExporterIFC exporterIFC, PlacementSetter setter, IFCAnyHandle localPlacement)
{
IFCAnyHandle prodDefRep = null;
Document document = wallElement.Document;
double eps = UnitUtil.ScaleLength(document.Application.VertexTolerance);
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle contextOfItems = exporterIFC.Get3DContextHandle("Body");
IFCGeometryInfo info = IFCGeometryInfo.CreateFaceGeometryInfo(eps);
ISet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
// Want to make sure we don't accidentally add a mullion or curtain line more than once.
HashSet <ElementId> alreadyVisited = new HashSet <ElementId>();
bool useFallbackBREP = true;
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
foreach (ElementId subElemId in allSubElements)
{
Element subElem = wallElement.Document.GetElement(subElemId);
GeometryElement geomElem = subElem.get_Geometry(geomOptions);
if (geomElem == null)
{
continue;
}
if (alreadyVisited.Contains(subElem.Id))
{
continue;
}
alreadyVisited.Add(subElem.Id);
// Export tessellated geometry when IFC4 Reference View is selected
if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView || ExporterCacheManager.ExportOptionsCache.ExportAs4General)
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(false, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
IList <IFCAnyHandle> triFaceSet = BodyExporter.ExportBodyAsTessellatedFaceSet(exporterIFC, subElem, bodyExporterOptions, geomElem);
if (triFaceSet != null && triFaceSet.Count > 0)
{
foreach (IFCAnyHandle triFaceSetItem in triFaceSet)
{
bodyItems.Add(triFaceSetItem);
}
useFallbackBREP = false; // no need to do Brep since it is successful
}
}
// Export AdvancedFace before use fallback BREP
else if (ExporterCacheManager.ExportOptionsCache.ExportAs4DesignTransferView)
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(false, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
IFCAnyHandle advancedBRep = BodyExporter.ExportBodyAsAdvancedBrep(exporterIFC, subElem, bodyExporterOptions, geomElem);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(advancedBRep))
{
bodyItems.Add(advancedBRep);
useFallbackBREP = false; // no need to do Brep since it is successful
}
}
if (useFallbackBREP)
{
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geomElem, XYZ.Zero, false);
HashSet <IFCAnyHandle> faces = new HashSet <IFCAnyHandle>(info.GetSurfaces());
IFCAnyHandle outer = IFCInstanceExporter.CreateClosedShell(file, faces);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(outer))
{
bodyItems.Add(RepresentationUtil.CreateFacetedBRep(exporterIFC, document, outer, ElementId.InvalidElementId));
}
}
}
if (bodyItems.Count == 0)
{
return(prodDefRep);
}
ElementId catId = CategoryUtil.GetSafeCategoryId(wallElement);
IFCAnyHandle shapeRep;
// Use tessellated geometry in Reference View
if ((ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView || ExporterCacheManager.ExportOptionsCache.ExportAs4General) && !useFallbackBREP)
{
shapeRep = RepresentationUtil.CreateTessellatedRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems, null);
}
else if (ExporterCacheManager.ExportOptionsCache.ExportAs4DesignTransferView && !useFallbackBREP)
{
shapeRep = RepresentationUtil.CreateAdvancedBRepRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems, null);
}
else
{
shapeRep = RepresentationUtil.CreateBRepRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
{
return(prodDefRep);
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, wallElement.get_Geometry(geomOptions), Transform.Identity);
if (boundingBoxRep != null)
{
shapeReps.Add(boundingBoxRep);
}
prodDefRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
return(prodDefRep);
}
/// <summary>
/// Exports a ramp to IfcRamp, without decomposing into separate runs and landings.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ifcEnumType">The ramp type.</param>
/// <param name="ramp">The ramp element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="numFlights">The number of flights for a multistory ramp.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportRamp(ExporterIFC exporterIFC, string ifcEnumType, Element ramp, GeometryElement geometryElement,
int numFlights, ProductWrapper productWrapper)
{
if (ramp == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, ramp))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
ecData.ReuseLocalPlacement = false;
GeometryElement rampGeom = GeometryUtil.GetOneLevelGeometryElement(geometryElement, numFlights);
BodyData bodyData;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(ramp);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
ramp, categoryId, rampGeom, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return;
}
string containedRampGuid = GUIDUtil.CreateSubElementGUID(ramp, (int)IFCRampSubElements.ContainedRamp);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string rampName = NamingUtil.GetNameOverride(ramp, NamingUtil.GetIFCName(ramp));
string rampDescription = NamingUtil.GetDescriptionOverride(ramp, null);
string rampObjectType = NamingUtil.GetObjectTypeOverride(ramp, NamingUtil.CreateIFCObjectName(exporterIFC, ramp));
IFCAnyHandle containedRampLocalPlacement = ExporterUtil.CreateLocalPlacement(file, ecData.GetLocalPlacement(), null);
string elementTag = NamingUtil.GetTagOverride(ramp, NamingUtil.CreateIFCElementId(ramp));
string rampType = GetIFCRampType(ifcEnumType);
List <IFCAnyHandle> components = new List <IFCAnyHandle>();
IList <IFCExtrusionCreationData> componentExtrusionData = new List <IFCExtrusionCreationData>();
IFCAnyHandle containedRampHnd = IFCInstanceExporter.CreateRamp(file, containedRampGuid, ownerHistory, rampName,
rampDescription, rampObjectType, containedRampLocalPlacement, representation, elementTag, rampType);
components.Add(containedRampHnd);
componentExtrusionData.Add(ecData);
//productWrapper.AddElement(containedRampHnd, placementSetter.LevelInfo, ecData, false);
CategoryUtil.CreateMaterialAssociations(exporterIFC, containedRampHnd, bodyData.MaterialIds);
string guid = GUIDUtil.CreateGUID(ramp);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
IFCAnyHandle rampHnd = IFCInstanceExporter.CreateRamp(file, guid, ownerHistory, rampName,
rampDescription, rampObjectType, localPlacement, null, elementTag, rampType);
productWrapper.AddElement(ramp, rampHnd, placementSetter.LevelInfo, ecData, true);
StairRampContainerInfo stairRampInfo = new StairRampContainerInfo(rampHnd, components, localPlacement);
ExporterCacheManager.StairRampContainerInfoCache.AddStairRampContainerInfo(ramp.Id, stairRampInfo);
ExportMultistoryRamp(exporterIFC, ramp, numFlights, rampHnd, components, componentExtrusionData, placementSetter,
productWrapper);
}
tr.Commit();
}
}
}
public FindIntersection(
FamilyInstance jbox,
UIDocument uiDoc)
{
XYZ jboxPoint = (jbox.Location
as LocationPoint).Point;
FilteredElementCollector filteredCloserConduits
= new FilteredElementCollector(uiDoc.Document);
List <Element> listOfCloserConduit
= filteredCloserConduits
.OfClass(typeof(Conduit))
.ToList()
.Where(x
=> ((x as Conduit).Location as LocationCurve).Curve
.GetEndPoint(0).DistanceTo(jboxPoint) < 30 ||
((x as Conduit).Location as LocationCurve).Curve
.GetEndPoint(1).DistanceTo(jboxPoint) < 30)
.ToList();
// getting the location of the box and all conduit around.
Options opt = new Options();
opt.View = uiDoc.ActiveView;
GeometryElement geoEle = jbox.get_Geometry(opt);
// getting the geometry of the element to
// access the geometry of the instance.
foreach (GeometryObject geomObje1 in geoEle)
{
GeometryElement geoInstance = (geomObje1
as GeometryInstance).GetInstanceGeometry();
// the geometry of the family instance can be
// accessed by this method that returns a
// GeometryElement type. so we must get the
// GeometryObject again to access the Face of
// the family instance.
if (geoInstance != null)
{
foreach (GeometryObject geomObje2 in geoInstance)
{
Solid geoSolid = geomObje2 as Solid;
if (geoSolid != null)
{
foreach (Face face in geoSolid.Faces)
{
foreach (Element cond in listOfCloserConduit)
{
Conduit con = cond as Conduit;
Curve conCurve = (con.Location as LocationCurve).Curve;
SetComparisonResult set = face.Intersect(conCurve);
if (set.ToString() == "Overlap")
{
//getting the conduit the intersect the box.
GetListOfConduits.Add(con);
}
}
}
}
}
}
}
}
/// <summary>
/// Export the dummy wall to host an orphan part. It usually happens in the cases of associated parts are higher than split sub-wall.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The wall element.</param>
/// <param name="geometryElement">The geometry of wall.</param>
/// <param name="origWrapper">The IFCProductWrapper.</param>
/// <param name="overrideLevelId">The ElementId that will crate the dummy wall.</param>
/// <param name="range">The IFCRange corresponding to the dummy wall.</param>
/// <returns>The handle of dummy wall.</returns>
public static IFCAnyHandle ExportDummyWall(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
IFCProductWrapper origWrapper, ElementId overrideLevelId, IFCRange range)
{
using (IFCProductWrapper localWrapper = IFCProductWrapper.Create(origWrapper))
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
Wall wallElement = element as Wall;
if (wallElement == null)
return null;
if (wallElement != null && IsWallCompletelyClipped(wallElement, exporterIFC, range))
return null;
// get global values.
Document doc = element.Document;
double scale = exporterIFC.LinearScale;
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
bool validRange = (range != null && !MathUtil.IsAlmostZero(range.Start - range.End));
bool exportParts = PartExporter.CanExportParts(wallElement);
if (exportParts && !PartExporter.CanExportElementInPartExport(wallElement, validRange ? overrideLevelId : wallElement.Level.Id, validRange))
return null;
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
IFCAnyHandle wallHnd = null;
string elemGUID = (validRange) ? ExporterIFCUtils.CreateGUID() : ExporterIFCUtils.CreateGUID(element);
string elemName = NamingUtil.GetNameOverride(element, exporterIFC.GetName());
string elemDesc = NamingUtil.GetDescriptionOverride(element, null);
string elemObjectType = NamingUtil.GetObjectTypeOverride(element, objectType);
string elemId = NamingUtil.CreateIFCElementId(element);
Transform orientationTrf = Transform.Identity;
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, orientationTrf, overrideLevelId))
{
IFCAnyHandle localPlacement = setter.GetPlacement();
wallHnd = IFCInstanceExporter.CreateWall(file, elemGUID, ownerHistory, elemName, elemDesc, elemObjectType,
localPlacement, null, elemId);
if (exportParts)
PartExporter.ExportHostPart(exporterIFC, wallElement, wallHnd, localWrapper, setter, localPlacement, overrideLevelId);
IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData();
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ; // only allow vertical extrusions!
extraParams.AreInnerRegionsOpenings = true;
localWrapper.AddElement(wallHnd, setter, extraParams, true);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, localWrapper);
ElementId wallLevelId = (validRange) ? setter.LevelId : ElementId.InvalidElementId;
exporterIFC.RegisterSpaceBoundingElementHandle(wallHnd, element.Id, wallLevelId);
}
return wallHnd;
}
}
/// <summary>
/// Exports an element as an IfcReinforcingMesh.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportFabricSheet(ExporterIFC exporterIFC, FabricSheet sheet,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (sheet == null || geometryElement == null)
{
return(false);
}
// Check the intended IFC entity or type name is in the exclude list specified in the UI
Common.Enums.IFCEntityType elementClassTypeEnum = Common.Enums.IFCEntityType.IfcReinforcingMesh;
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return(false);
}
Document doc = sheet.Document;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
// Check for containment override
IFCAnyHandle overrideContainerHnd = null;
ElementId overrideContainerId = ParameterUtil.OverrideContainmentParameter(exporterIFC, sheet, out overrideContainerHnd);
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, sheet, null, null, overrideContainerId, overrideContainerHnd))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(sheet);
ElementId materialId = ElementId.InvalidElementId;
ParameterUtil.GetElementIdValueFromElementOrSymbol(sheet, BuiltInParameter.MATERIAL_ID_PARAM, out materialId);
string guid = GUIDUtil.CreateGUID(sheet);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
string revitObjectType = NamingUtil.GetFamilyAndTypeName(sheet);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string steelGrade = NamingUtil.GetOverrideStringValue(sheet, "SteelGrade", null);
double?meshLength = sheet.CutOverallLength;
double?meshWidth = sheet.CutOverallWidth;
Element fabricSheetTypeElem = doc.GetElement(sheet.GetTypeId());
FabricSheetType fabricSheetType = (fabricSheetTypeElem == null) ? null : (fabricSheetTypeElem as FabricSheetType);
double longitudinalBarNominalDiameter = 0.0;
double transverseBarNominalDiameter = 0.0;
double longitudinalBarCrossSectionArea = 0.0;
double transverseBarCrossSectionArea = 0.0;
double longitudinalBarSpacing = 0.0;
double transverseBarSpacing = 0.0;
if (fabricSheetType != null)
{
Element majorFabricWireTypeElem = doc.GetElement(fabricSheetType.MajorDirectionWireType);
FabricWireType majorFabricWireType = (majorFabricWireTypeElem == null) ? null : (majorFabricWireTypeElem as FabricWireType);
if (majorFabricWireType != null)
{
longitudinalBarNominalDiameter = UnitUtil.ScaleLength(majorFabricWireType.WireDiameter);
double localRadius = longitudinalBarNominalDiameter / 2.0;
longitudinalBarCrossSectionArea = localRadius * localRadius * Math.PI;
}
Element minorFabricWireTypeElem = doc.GetElement(fabricSheetType.MinorDirectionWireType);
FabricWireType minorFabricWireType = (minorFabricWireTypeElem == null) ? null : (minorFabricWireTypeElem as FabricWireType);
if (minorFabricWireType != null)
{
transverseBarNominalDiameter = UnitUtil.ScaleLength(minorFabricWireType.WireDiameter);
double localRadius = transverseBarNominalDiameter / 2.0;
transverseBarCrossSectionArea = localRadius * localRadius * Math.PI;
}
longitudinalBarSpacing = UnitUtil.ScaleLength(fabricSheetType.MajorSpacing);
transverseBarSpacing = UnitUtil.ScaleLength(fabricSheetType.MinorSpacing);
}
ISet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
IList <Curve> wireCenterlines = sheet.GetWireCenterlines(WireDistributionDirection.Major);
foreach (Curve wireCenterline in wireCenterlines)
{
IFCAnyHandle bodyItem = GeometryUtil.CreateSweptDiskSolid(exporterIFC, file, wireCenterline, longitudinalBarNominalDiameter, null);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyItem))
{
bodyItems.Add(bodyItem);
}
}
wireCenterlines = sheet.GetWireCenterlines(WireDistributionDirection.Minor);
foreach (Curve wireCenterline in wireCenterlines)
{
IFCAnyHandle bodyItem = GeometryUtil.CreateSweptDiskSolid(exporterIFC, file, wireCenterline, transverseBarNominalDiameter, null);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyItem))
{
bodyItems.Add(bodyItem);
}
}
IFCAnyHandle shapeRep = (bodyItems.Count > 0) ?
RepresentationUtil.CreateAdvancedSweptSolidRep(exporterIFC, sheet, categoryId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null) :
null;
IList <IFCAnyHandle> shapeReps = null;
if (shapeRep != null)
{
shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
}
IFCAnyHandle prodRep = (shapeReps != null) ? IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps) : null;
IFCAnyHandle fabricSheet = IFCInstanceExporter.CreateReinforcingMesh(exporterIFC, sheet, guid, ownerHistory, localPlacement,
prodRep, steelGrade, meshLength, meshWidth, longitudinalBarNominalDiameter, transverseBarNominalDiameter,
longitudinalBarCrossSectionArea, transverseBarCrossSectionArea, longitudinalBarSpacing, transverseBarSpacing);
ElementId fabricAreaId = sheet.FabricAreaOwnerId;
if (fabricAreaId != ElementId.InvalidElementId)
{
HashSet <IFCAnyHandle> fabricSheets = null;
if (!ExporterCacheManager.FabricAreaHandleCache.TryGetValue(fabricAreaId, out fabricSheets))
{
fabricSheets = new HashSet <IFCAnyHandle>();
ExporterCacheManager.FabricAreaHandleCache[fabricAreaId] = fabricSheets;
}
fabricSheets.Add(fabricSheet);
}
productWrapper.AddElement(sheet, fabricSheet, placementSetter.LevelInfo, ecData, true);
CategoryUtil.CreateMaterialAssociation(exporterIFC, fabricSheet, materialId);
}
}
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports a curve element to IFC curve annotation.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="curveElement">
/// The curve element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCurveElement(ExporterIFC exporterIFC, CurveElement curveElement, GeometryElement geometryElement,
ProductWrapper productWrapper)
{
if (geometryElement == null || !ShouldCurveElementBeExported(curveElement))
{
return;
}
SketchPlane sketchPlane = curveElement.SketchPlane;
if (sketchPlane == null)
{
return;
}
// Check the intended IFC entity or type name is in the exclude list specified in the UI
Common.Enums.IFCEntityType elementClassTypeEnum = Common.Enums.IFCEntityType.IfcAnnotation;
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
// Check for containment override
IFCAnyHandle overrideContainerHnd = null;
ElementId overrideContainerId = ParameterUtil.OverrideContainmentParameter(exporterIFC, curveElement, out overrideContainerHnd);
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, curveElement, null, null, overrideContainerId, overrideContainerHnd))
{
IFCAnyHandle localPlacement = setter.LocalPlacement;
IFCAnyHandle axisPlacement = GeometryUtil.GetRelativePlacementFromLocalPlacement(localPlacement);
Plane planeSK = sketchPlane.GetPlane();
XYZ projDir = planeSK.Normal;
XYZ origin = planeSK.Origin;
bool useOffsetTrf = false;
if (projDir.IsAlmostEqualTo(XYZ.BasisZ))
{
XYZ offset = XYZ.BasisZ * setter.Offset;
origin -= offset;
}
else
{
useOffsetTrf = true;
}
Transform curveLCS = GeometryUtil.CreateTransformFromPlane(planeSK);
curveLCS.Origin = origin;
IList <IFCAnyHandle> curves = null;
if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
Transform trf = null;
if (useOffsetTrf)
{
XYZ offsetOrig = -XYZ.BasisZ * setter.Offset;
trf = Transform.CreateTranslation(offsetOrig);
}
curves = new List <IFCAnyHandle>();
//Curve curve = (geometryElement as GeometryObject) as Curve;
List <Curve> curvesFromGeomElem = GeometryUtil.GetCurvesFromGeometryElement(geometryElement);
foreach (Curve curve in curvesFromGeomElem)
{
IFCAnyHandle curveHnd;
try
{
curveHnd = GeometryUtil.CreatePolyCurveFromCurve(exporterIFC, curve, trf);
}
catch
{
curveHnd = GeometryUtil.OutdatedCreatePolyCurveFromCurve(exporterIFC, curve, trf);
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(curveHnd))
{
curves.Add(curveHnd);
}
}
}
else
{
IFCGeometryInfo info = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, curveLCS, projDir, false);
if (useOffsetTrf)
{
XYZ offsetOrig = -XYZ.BasisZ * setter.Offset;
Transform trf = Transform.CreateTranslation(offsetOrig);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false, trf);
}
else
{
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false);
}
curves = info.GetCurves();
}
if (curves.Count != 1)
{
throw new Exception("IFC: expected 1 curve when export curve element.");
}
HashSet <IFCAnyHandle> curveSet = new HashSet <IFCAnyHandle>(curves);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateGeometricCurveSet(file, curveSet);
IFCAnyHandle curveStyle = file.CreateStyle(exporterIFC, repItemHnd);
CurveAnnotationCache annotationCache = ExporterCacheManager.CurveAnnotationCache;
IFCAnyHandle curveAnno = annotationCache.GetAnnotation(sketchPlane.Id, curveStyle);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(curveAnno))
{
AddCurvesToAnnotation(curveAnno, curves);
}
else
{
curveAnno = CreateCurveAnnotation(exporterIFC, curveElement, curveElement.Category.Id, sketchPlane.Id, curveLCS, curveStyle, setter, localPlacement, repItemHnd);
productWrapper.AddAnnotation(curveAnno, setter.LevelInfo, true);
annotationCache.AddAnnotation(sketchPlane.Id, curveStyle, curveAnno);
}
}
transaction.Commit();
}
}
/// <summary>
/// Sample file is at
/// C:\a\j\adn\case\bsd\1242980\attach\mullion.rvt
/// </summary>
public Result Execute(
ExternalCommandData commandData,
ref string message,
ElementSet elements)
{
UIApplication app = commandData.Application;
UIDocument uidoc = app.ActiveUIDocument;
Document doc = app.ActiveUIDocument.Document;
Selection sel = uidoc.Selection;
Options options = app.Application.Create.NewGeometryOptions();
string s, msg = string.Empty;
int n;
foreach (ElementId id in sel.GetElementIds())
{
Mullion mullion = doc.GetElement(id)
as Mullion;
if (null != mullion)
{
//Location location = mullion.AsFamilyInstance.Location; // seems to be uninitialised // 2011
Location location = mullion.Location; // 2012
LocationPoint lp
= mullion.Location
as LocationPoint;
Debug.Assert(null != lp,
"expected a valid mullion location point");
Debug.Assert(null != mullion.LocationCurve, // 2012
"in Revit 2012, the mullion also has a valid location curve"); // 2012
GeometryElement geoElem
= mullion.get_Geometry(options);
//GeometryObjectArray objects = geoElem.Objects; // 2012
//n = objects.Size; // 2012
n = geoElem.Count <GeometryObject>(); // 2013
s = string.Format(
"Mullion <{0} {1}> at {2} rotation"
+ " {3} has {4} geo object{5}:",
mullion.Name, mullion.Id.IntegerValue,
Util.PointString(lp.Point),
Util.RealString(lp.Rotation),
n, Util.PluralSuffix(n));
if (0 < msg.Length)
{
msg += "\n\n";
}
msg += s;
//foreach( GeometryObject obj in objects ) // 2012
foreach (GeometryObject obj in geoElem) // 2013
{
GeometryInstance inst = obj as GeometryInstance;
Transform t = inst.Transform;
s = " Transform " + Util.TransformString(t);
msg += "\n" + s;
GeometryElement elem2 = inst.SymbolGeometry;
//foreach( GeometryObject obj2 in elem2.Objects ) // 2012
foreach (GeometryObject obj2 in elem2) // 2013
{
Solid solid = obj2 as Solid;
if (null != solid)
{
FaceArray faces = solid.Faces;
n = faces.Size;
s = string.Format(
" {0} face{1}, face point > WCS point:",
n, Util.PluralSuffix(n));
msg += "\n" + s;
foreach (Face face in solid.Faces)
{
s = string.Empty;
Mesh mesh = face.Triangulate();
foreach (XYZ p in mesh.Vertices)
{
s += (0 == s.Length) ? " " : ", ";
s += string.Format("{0} > {1}",
Util.PointString(p),
Util.PointString(t.OfPoint(p)));
}
msg += "\n" + s;
}
}
}
}
}
}
if (0 == msg.Length)
{
msg = "Please select some mullions.";
}
Util.InfoMsg(msg);
return(Result.Failed);
}
/// <summary>
/// Exports topography surface as IFC site object.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="topSurface">
/// The TopographySurface object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportTopographySurface(ExporterIFC exporterIFC, TopographySurface topSurface, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
ExportSiteBase(exporterIFC, null, topSurface, geometryElement, productWrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, topSurface, productWrapper);
}
public static void SlopedWallTest(
ExternalCommandData revit)
{
Document massDoc = revit.Application.Application.NewFamilyDocument(
@"C:\ProgramData\Autodesk\RAC 2012\Family Templates\English_I\Conceptual Mass\Mass.rft");
Transaction transaction = new Transaction(massDoc);
transaction.SetName("TEST");
transaction.Start();
ExternalCommandData cdata = revit;
Autodesk.Revit.ApplicationServices.Application app = revit.Application.Application;
app = revit.Application.Application;
// Create one profile
ReferenceArray ref_ar = new ReferenceArray();
Autodesk.Revit.DB.XYZ ptA = new XYZ(0, 0, 0);
XYZ ptB = new XYZ(0, 30, 0);
ModelCurve modelcurve = MakeLine(revit.Application, ptA, ptB, massDoc);
ref_ar.Append(modelcurve.GeometryCurve.Reference);
ptA = new XYZ(0, 30, 0);
ptB = new XYZ(2, 30, 0);
modelcurve = MakeLine(revit.Application, ptA, ptB, massDoc);
ref_ar.Append(modelcurve.GeometryCurve.Reference);
ptA = new XYZ(2, 30, 0);
ptB = new XYZ(2, 0, 0);
modelcurve = MakeLine(revit.Application, ptA, ptB, massDoc);
ref_ar.Append(modelcurve.GeometryCurve.Reference);
ptA = new XYZ(2, 0, 0);
ptB = new XYZ(0, 0, 0);
modelcurve = MakeLine(revit.Application, ptA, ptB, massDoc);
ref_ar.Append(modelcurve.GeometryCurve.Reference);
// The extrusion form direction
XYZ direction = new XYZ(-6, 0, 50);
Form form = massDoc.FamilyCreate.NewExtrusionForm(true, ref_ar, direction);
transaction.Commit();
if (File.Exists(@"C:\TestFamily.rfa"))
{
File.Delete(@"C:\TestFamily.rfa");
}
massDoc.SaveAs(@"C:\TestFamily.rfa");
if (!revit.Application.ActiveUIDocument.Document.LoadFamily(@"C:\TestFamily.rfa"))
{
throw new Exception("DID NOT LOAD FAMILY");
}
Family family = null;
foreach (Element el in new FilteredElementCollector(
revit.Application.ActiveUIDocument.Document).WhereElementIsNotElementType().ToElements())
{
if (el is Family)
{
if (((Family)el).Name.ToUpper().Trim().StartsWith("TEST"))
{
family = (Family)el;
}
}
}
FamilySymbol fs = null;
foreach (FamilySymbol sym in family.Symbols)
{
fs = sym;
}
// Create a family instance.
revit.Application.ActiveUIDocument.Document.Create.NewFamilyInstance(
new XYZ(0, 0, 0), fs, revit.Application.ActiveUIDocument.Document.ActiveView.Level,
StructuralType.NonStructural);
WallType wallType = null;
foreach (WallType wt in revit.Application.ActiveUIDocument.Document.WallTypes)
{
if (FaceWall.IsWallTypeValidForFaceWall(revit.Application.ActiveUIDocument.Document, wt.Id))
{
wallType = wt;
break;
}
}
foreach (Element el in new FilteredElementCollector(
revit.Application.ActiveUIDocument.Document).WhereElementIsNotElementType().ToElements())
{
if (el is FamilyInstance)
{
if (((FamilyInstance)el).Symbol.Family.Name.ToUpper().StartsWith("TEST"))
{
Options options = revit.Application.Application.Create.NewGeometryOptions();
options.ComputeReferences = true;
options.View = revit.Application.ActiveUIDocument.Document.ActiveView;
GeometryElement geoel = el.get_Geometry(options);
// Attempt to create a slopped wall from the geometry.
for (int i = 0; i < geoel.Objects.Size; i++)
{
if (geoel.Objects.get_Item(i) is Solid)
{
Solid solid = (Solid)geoel.Objects.get_Item(i);
for (int j = 0; j < solid.Faces.Size; j++)
{
try
{
if (solid.Faces.get_Item(i).Reference != null)
{
FaceWall.Create(revit.Application.ActiveUIDocument.Document,
wallType.Id, WallLocationLine.CoreCenterline,
solid.Faces.get_Item(i).Reference);
}
}
catch (System.Exception e)
{
System.Windows.Forms.MessageBox.Show(e.Message);
}
}
}
}
}
}
}
}
/// <summary>
/// Exports a family instance to corresponding IFC object.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="familyInstance">
/// The family instance to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportFamilyInstanceElement(ExporterIFC exporterIFC,
FamilyInstance familyInstance, GeometryElement geometryElement, ProductWrapper productWrapper)
{
// Don't export family if it is invisible, or has a null geometry.
if (familyInstance.Invisible || geometryElement == null)
return;
// Don't export mullions and panels if they have a host and their host is not a mass
// as they will be exported with the host (curtain wall/roof).
if (familyInstance.Category.Id == new ElementId(BuiltInCategory.OST_CurtainWallMullions) ||
familyInstance.Category.Id == new ElementId(BuiltInCategory.OST_CurtainWallPanels))
{
Element host = familyInstance.Host;
if (host != null && host.Category.Id != new ElementId(BuiltInCategory.OST_Mass))
return;
}
FamilySymbol familySymbol = familyInstance.Symbol;
Family family = familySymbol.Family;
if (family == null)
return;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, familyInstance, out ifcEnumType);
if (exportType == IFCExportType.DontExport)
return;
if (ExportFamilyInstanceAsStandardElement(exporterIFC, familyInstance, geometryElement, exportType, ifcEnumType, productWrapper))
{
tr.Commit();
return;
}
// If we are exporting a column, we may need to split it into parts by level. Create a list of ranges.
IList<ElementId> levels = new List<ElementId>();
IList<IFCRange> ranges = new List<IFCRange>();
// We will not split walls and columns if the assemblyId is set, as we would like to keep the original wall
// associated with the assembly, on the level of the assembly.
bool splitColumn = (exportType == IFCExportType.ExportColumnType) && (ExporterCacheManager.ExportOptionsCache.WallAndColumnSplitting) &&
(familyInstance.AssemblyInstanceId == ElementId.InvalidElementId);
if (splitColumn)
{
LevelUtil.CreateSplitLevelRangesForElement(exporterIFC, exportType, familyInstance, out levels, out ranges);
}
int numPartsToExport = ranges.Count;
if (numPartsToExport == 0)
{
ExportFamilyInstanceAsMappedItem(exporterIFC, familyInstance, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null, null);
}
else
{
for (int ii = 0; ii < numPartsToExport; ii++)
{
ExportFamilyInstanceAsMappedItem(exporterIFC, familyInstance, exportType, ifcEnumType, productWrapper,
levels[ii], ranges[ii], null);
}
if (ExporterCacheManager.DummyHostCache.HasRegistered(familyInstance.Id))
{
List<KeyValuePair<ElementId, IFCRange>> levelRangeList = ExporterCacheManager.DummyHostCache.Find(familyInstance.Id);
foreach (KeyValuePair<ElementId, IFCRange> levelRange in levelRangeList)
{
ExportFamilyInstanceAsMappedItem(exporterIFC, familyInstance, exportType, ifcEnumType, productWrapper, levelRange.Key, levelRange.Value, null);
}
}
}
tr.Commit();
}
}
/// <summary>
/// Exports a gutter element.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportGutter(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle bodyRep = BodyExporter.ExportBody(exporterIFC, element, categoryId, ElementId.InvalidElementId,
geometryElement, bodyExporterOptions, ecData).RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
if (ecData != null)
ecData.ClearOpenings();
return;
}
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string originalTag = NamingUtil.CreateIFCElementId(element);
// In Revit, we don't have a corresponding type, so we create one for every gutter.
IFCAnyHandle origin = ExporterUtil.CreateAxis2Placement3D(file);
IFCAnyHandle repMap3dHnd = IFCInstanceExporter.CreateRepresentationMap(file, origin, bodyRep);
List<IFCAnyHandle> repMapList = new List<IFCAnyHandle>();
repMapList.Add(repMap3dHnd);
string elementTypeName = NamingUtil.CreateIFCObjectName(exporterIFC, element);
string typeGuid = GUIDUtil.CreateSubElementGUID(element, (int) IFCHostedSweepSubElements.PipeSegmentType);
IFCAnyHandle style = IFCInstanceExporter.CreatePipeSegmentType(file, typeGuid, ownerHistory,
elementTypeName, null, null, null, repMapList, originalTag,
elementTypeName, IFCPipeSegmentType.Gutter);
List<IFCAnyHandle> representationMaps = GeometryUtil.GetRepresentationMaps(style);
IFCAnyHandle mappedItem = ExporterUtil.CreateDefaultMappedItem(file, representationMaps[0]);
ISet<IFCAnyHandle> representations = new HashSet<IFCAnyHandle>();
representations.Add(mappedItem);
IFCAnyHandle bodyMappedItemRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC,
element, categoryId, exporterIFC.Get3DContextHandle("Body"), representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyMappedItemRep))
return;
List<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(bodyMappedItemRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, Transform.Identity);
if (boundingBoxRep != null)
shapeReps.Add(boundingBoxRep);
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
if (roomId == ElementId.InvalidElementId)
localPlacementToUse = ecData.GetLocalPlacement();
string guid = GUIDUtil.CreateGUID(element);
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, elementTypeName);
string tag = NamingUtil.GetTagOverride(element, originalTag);
IFCAnyHandle elemHnd = IFCInstanceExporter.CreateFlowSegment(file, guid,
ownerHistory, name, description, objectType, localPlacementToUse, prodRep, tag);
bool containedInSpace = (roomId != ElementId.InvalidElementId);
productWrapper.AddElement(element, elemHnd, setter.LevelInfo, ecData, !containedInSpace);
if (containedInSpace)
ExporterCacheManager.SpaceInfoCache.RelateToSpace(roomId, elemHnd);
// Associate segment with type.
ExporterCacheManager.TypeRelationsCache.Add(style, elemHnd);
OpeningUtil.CreateOpeningsIfNecessary(elemHnd, element, ecData, null,
exporterIFC, localPlacementToUse, setter, productWrapper);
}
tr.Commit();
}
}
}
/// <summary>
/// Exports a CeilingAndFloor element to IFC.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="floor">The floor element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportCeilingAndFloorElement(ExporterIFC exporterIFC, CeilingAndFloor floorElement, GeometryElement geometryElement,
ProductWrapper productWrapper)
{
if (geometryElement == null)
{
return;
}
// export parts or not
bool exportParts = PartExporter.CanExportParts(floorElement);
if (exportParts && !PartExporter.CanExportElementInPartExport(floorElement, floorElement.LevelId, false))
{
return;
}
IFCFile file = exporterIFC.GetFile();
string ifcEnumType;
IFCExportInfoPair exportType = ExporterUtil.GetExportType(exporterIFC, floorElement, out ifcEnumType);
IFCAnyHandle type = null;
// Check the intended IFC entity or type name is in the exclude list specified in the UI
Common.Enums.IFCEntityType elementClassTypeEnum;
if (Enum.TryParse <Common.Enums.IFCEntityType>(exportType.ToString(), out elementClassTypeEnum))
{
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return;
}
}
string predefinedType = null;
using (IFCTransaction tr = new IFCTransaction(file))
{
bool canExportAsContainerOrWithExtrusionAnalyzer = (!exportParts && (floorElement is Floor));
if (canExportAsContainerOrWithExtrusionAnalyzer)
{
// Try to export the Floor slab as a container. If that succeeds, we are done.
// If we do export the floor as a container, it will take care of the local placement and transform there, so we need to leave
// this out of the IFCTransformSetter and PlacementSetter scopes below, or else we'll get double transforms.
IFCAnyHandle floorHnd = RoofExporter.ExportRoofOrFloorAsContainer(exporterIFC, ifcEnumType, floorElement, geometryElement, productWrapper);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(floorHnd))
{
tr.Commit();
return;
}
}
IList <IFCAnyHandle> slabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> brepSlabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> nonBrepSlabHnds = new List <IFCAnyHandle>();
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, floorElement))
{
IFCAnyHandle localPlacement = placementSetter.LocalPlacement;
// The routine ExportExtrudedSlabOpenings is called if exportedAsInternalExtrusion is true, and it requires having a valid level association.
// Disable calling ExportSlabAsExtrusion if we can't handle potential openings.
bool canExportAsInternalExtrusion = placementSetter.LevelInfo != null;
bool exportedAsInternalExtrusion = false;
ElementId catId = CategoryUtil.GetSafeCategoryId(floorElement);
IList <IFCAnyHandle> prodReps = new List <IFCAnyHandle>();
IList <ShapeRepresentationType> repTypes = new List <ShapeRepresentationType>();
IList <IList <CurveLoop> > extrusionLoops = new List <IList <CurveLoop> >();
IList <IFCExtrusionCreationData> loopExtraParams = new List <IFCExtrusionCreationData>();
Plane floorPlane = GeometryUtil.CreateDefaultPlane();
IList <IFCAnyHandle> localPlacements = new List <IFCAnyHandle>();
if (canExportAsContainerOrWithExtrusionAnalyzer)
{
Floor floor = floorElement as Floor;
// Next, try to use the ExtrusionAnalyzer for the limited cases it handles - 1 solid, no openings, end clippings only.
// Also limited to cases with line and arc boundaries.
//
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement);
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
if (solids.Count == 1 && meshes.Count == 0)
{
bool completelyClipped;
// floorExtrusionDirection is set to (0, 0, -1) because extrusionAnalyzerFloorPlane is computed from the top face of the floor
XYZ floorExtrusionDirection = new XYZ(0, 0, -1);
XYZ modelOrigin = XYZ.Zero;
XYZ floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
if (floorOrigin == null)
{
// GetVerticalProjectionPoint may return null if FloorFace.Top is an edited face that doesn't
// go through the Revit model origin. We'll try the midpoint of the bounding box instead.
BoundingBoxXYZ boundingBox = floorElement.get_BoundingBox(null);
modelOrigin = (boundingBox.Min + boundingBox.Max) / 2.0;
floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
}
if (floorOrigin != null)
{
XYZ floorDir = floor.GetNormalAtVerticalProjectionPoint(floorOrigin, FloorFace.Top);
Plane extrusionAnalyzerFloorBasePlane = GeometryUtil.CreatePlaneByNormalAtOrigin(floorDir);
GenerateAdditionalInfo additionalInfo = ExporterCacheManager.ExportOptionsCache.ExportAs4 ? GenerateAdditionalInfo.GenerateFootprint : GenerateAdditionalInfo.None;
HandleAndData floorAndProperties =
ExtrusionExporter.CreateExtrusionWithClippingAndProperties(exporterIFC, floorElement,
catId, solids[0], extrusionAnalyzerFloorBasePlane, floorOrigin, floorExtrusionDirection, null, out completelyClipped,
addInfo: additionalInfo);
if (completelyClipped)
{
return;
}
if (floorAndProperties.Handle != null)
{
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(floorAndProperties.Handle);
// Footprint representation will only be exported in export to IFC4
if (((additionalInfo & GenerateAdditionalInfo.GenerateFootprint) != 0) && (floorAndProperties.FootprintInfo != null))
{
if (!(IFCAnyHandleUtil.IsNullOrHasNoValue(floorAndProperties.FootprintInfo.FootPrintHandle)))
{
representations.Add(floorAndProperties.FootprintInfo.FootPrintHandle);
}
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
prodReps.Add(prodRep);
repTypes.Add(ShapeRepresentationType.SweptSolid);
if (floorAndProperties.Data != null)
{
loopExtraParams.Add(floorAndProperties.Data);
}
}
}
}
}
// Use internal routine as backup that handles openings.
if (prodReps.Count == 0 && canExportAsInternalExtrusion && !ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
//IList<IFCAnyHandle> prodRepsTmp = new List<IFCAnyHandle>();
exportedAsInternalExtrusion = ExporterIFCUtils.ExportSlabAsExtrusion(exporterIFC, floorElement,
geometryElement, transformSetter, localPlacement, out localPlacements, out prodReps,
out extrusionLoops, out loopExtraParams, floorPlane);
for (int ii = 0; ii < prodReps.Count; ii++)
{
// all are extrusions
repTypes.Add(ShapeRepresentationType.SweptSolid);
// Footprint representation will only be exported in export to IFC4
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
if (extrusionLoops.Count > ii)
{
if (extrusionLoops[ii].Count > 0)
{
// Get the extrusion footprint using the first Curveloop. Transform needs to be obtained from the returned local placement
Transform lcs = ExporterIFCUtils.GetUnscaledTransform(exporterIFC, localPlacements[ii]);
IFCAnyHandle footprintGeomRepItem = GeometryUtil.CreateIFCCurveFromCurveLoop(exporterIFC, extrusionLoops[ii][0], lcs, floorPlane.Normal);
IFCAnyHandle contextOfItemsFootprint = exporterIFC.Get3DContextHandle("FootPrint");
ISet <IFCAnyHandle> repItem = new HashSet <IFCAnyHandle>();
repItem.Add(footprintGeomRepItem);
IFCAnyHandle footprintShapeRepresentation = RepresentationUtil.CreateBaseShapeRepresentation(exporterIFC, contextOfItemsFootprint, "FootPrint", "Curve2D", repItem);
//representations.Add(footprintShapeRepresentation);
IList <IFCAnyHandle> reps = new List <IFCAnyHandle>();
reps.Add(footprintShapeRepresentation);
IFCAnyHandleUtil.AddRepresentations(prodReps[ii], reps);
}
}
}
}
}
if (prodReps.Count == 0)
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
// Brep representation using tesellation after ExportSlabAsExtrusion does not return prodReps
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true, ExportOptionsCache.ExportTessellationLevel.Medium);
BodyData bodyData;
IFCAnyHandle prodDefHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
floorElement, catId, geometryElement, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodDefHnd))
{
ecData.ClearOpenings();
return;
}
prodReps.Add(prodDefHnd);
repTypes.Add(bodyData.ShapeRepresentationType);
}
}
// Create the slab from either the extrusion or the BRep information.
string ifcGUID = GUIDUtil.CreateGUID(floorElement);
int numReps = exportParts ? 1 : prodReps.Count;
switch (exportType.ExportInstance)
{
case IFCEntityType.IfcFooting:
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
predefinedType = IFCValidateEntry.GetValidIFCType <Revit.IFC.Export.Toolkit.IFC4.IFCFootingType>(floorElement, ifcEnumType, null);
}
else
{
predefinedType = IFCValidateEntry.GetValidIFCType <IFCFootingType>(floorElement, ifcEnumType, null);
}
break;
case IFCEntityType.IfcCovering:
predefinedType = IFCValidateEntry.GetValidIFCType <IFCCoveringType>(floorElement, ifcEnumType, "FLOORING");
break;
case IFCEntityType.IfcRamp:
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
predefinedType = IFCValidateEntry.GetValidIFCType <Revit.IFC.Export.Toolkit.IFC4.IFCRampType>(floorElement, ifcEnumType, null);
}
else
{
predefinedType = IFCValidateEntry.GetValidIFCType <IFCRampType>(floorElement, ifcEnumType, null);
}
break;
default:
bool isBaseSlab = false;
AnalyticalModel analyticalModel = floorElement.GetAnalyticalModel();
if (analyticalModel != null)
{
AnalyzeAs slabFoundationType = analyticalModel.GetAnalyzeAs();
isBaseSlab = (slabFoundationType == AnalyzeAs.SlabOnGrade) || (slabFoundationType == AnalyzeAs.Mat);
}
predefinedType = IFCValidateEntry.GetValidIFCType <IFCSlabType>(floorElement, ifcEnumType, isBaseSlab ? "BASESLAB" : "FLOOR");
break;
}
for (int ii = 0; ii < numReps; ii++)
{
string ifcName = NamingUtil.GetNameOverride(floorElement, NamingUtil.GetIFCNamePlusIndex(floorElement, ii == 0 ? -1 : ii + 1));
string currentGUID = (ii == 0) ? ifcGUID : GUIDUtil.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsInternalExtrusion ? localPlacements[ii] : localPlacement;
IFCAnyHandle slabHnd = null;
slabHnd = IFCInstanceExporter.CreateGenericIFCEntity(exportType, exporterIFC, floorElement, currentGUID, ownerHistory,
localPlacementHnd, exportParts ? null : prodReps[ii]);
if (!string.IsNullOrEmpty(ifcName))
{
IFCAnyHandleUtil.SetAttribute(slabHnd, "Name", ifcName);
}
if (!string.IsNullOrEmpty(predefinedType))
{
IFCAnyHandleUtil.SetAttribute(slabHnd, "PredefinedType", predefinedType, true);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
IFCAnyHandleUtil.SetAttribute(slabHnd, "Name", ifcName);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, floorElement, slabHnd, productWrapper, placementSetter, localPlacementHnd, null);
}
slabHnds.Add(slabHnd);
if (!exportParts)
{
if (repTypes[ii] == ShapeRepresentationType.Brep || repTypes[ii] == ShapeRepresentationType.Tessellation)
{
brepSlabHnds.Add(slabHnd);
}
else
{
nonBrepSlabHnds.Add(slabHnd);
}
}
}
for (int ii = 0; ii < numReps; ii++)
{
IFCExtrusionCreationData loopExtraParam = ii < loopExtraParams.Count ? loopExtraParams[ii] : null;
productWrapper.AddElement(floorElement, slabHnds[ii], placementSetter, loopExtraParam, true);
type = ExporterUtil.CreateGenericTypeFromElement(floorElement, exportType, file, ownerHistory, predefinedType, productWrapper);
ExporterCacheManager.TypeRelationsCache.Add(type, slabHnds[ii]);
}
// This call to the native function appears to create Brep opening also when appropriate. But the creation of the IFC instances is not
// controllable from the managed code. Therefore in some cases BRep geometry for Opening will still be exported even in the Reference View
if (exportedAsInternalExtrusion)
{
ExporterIFCUtils.ExportExtrudedSlabOpenings(exporterIFC, floorElement, placementSetter.LevelInfo,
localPlacements[0], slabHnds, extrusionLoops, floorPlane, productWrapper.ToNative());
}
}
if (!exportParts)
{
if (nonBrepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, floorElement, nonBrepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, false, type);
}
if (brepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, floorElement, brepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, true, type);
}
}
}
tr.Commit();
return;
}
}
/// <summary>
/// Exports an element as building element proxy.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool Export(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
bool exported = false;
if (element == null || geometryElement == null)
return exported;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
exported = (ExportBuildingElementProxy(exporterIFC, element, geometryElement, productWrapper) != null);
if (exported)
tr.Commit();
}
return exported;
}
/// <summary>
/// Export the individual part (IfcBuildingElementPart).
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="partElement">The part element to export.</param>
/// <param name="geometryElement">The geometry of part.</param>
/// <param name="productWrapper">The ProductWrapper object.</param>
public static void ExportPart(ExporterIFC exporterIFC, Element partElement, ProductWrapper productWrapper,
PlacementSetter placementSetter, IFCAnyHandle originalPlacement, IFCRange range, IFCExtrusionAxes ifcExtrusionAxes,
Element hostElement, ElementId overrideLevelId, bool asBuildingElement)
{
if (!ElementFilteringUtil.IsElementVisible(partElement))
{
return;
}
Part part = partElement as Part;
if (part == null)
{
return;
}
PlacementSetter standalonePlacementSetter = null;
bool standaloneExport = hostElement == null && !asBuildingElement;
ElementId partExportLevel = null;
if (standaloneExport || asBuildingElement)
{
partExportLevel = partElement.LevelId;
}
else
{
if (part.OriginalCategoryId != hostElement.Category.Id)
{
return;
}
partExportLevel = hostElement.LevelId;
}
if (overrideLevelId != null)
{
partExportLevel = overrideLevelId;
}
if (ExporterCacheManager.PartExportedCache.HasExported(partElement.Id, partExportLevel))
{
return;
}
Options options = GeometryUtil.GetIFCExportGeometryOptions();
View ownerView = partElement.Document.GetElement(partElement.OwnerViewId) as View;
if (ownerView != null)
{
options.View = ownerView;
}
GeometryElement geometryElement = partElement.get_Geometry(options);
if (geometryElement == null)
{
return;
}
try
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
IFCAnyHandle partPlacement = null;
if (standaloneExport || asBuildingElement)
{
Transform orientationTrf = Transform.Identity;
standalonePlacementSetter = PlacementSetter.Create(exporterIFC, partElement, null, orientationTrf, partExportLevel);
partPlacement = standalonePlacementSetter.LocalPlacement;
}
else
{
partPlacement = ExporterUtil.CreateLocalPlacement(file, originalPlacement, null);
}
bool validRange = (range != null && !MathUtil.IsAlmostZero(range.Start - range.End));
SolidMeshGeometryInfo solidMeshInfo;
if (validRange)
{
solidMeshInfo = GeometryUtil.GetSplitClippedSolidMeshGeometry(geometryElement, range);
if (solidMeshInfo.GetSolids().Count == 0 && solidMeshInfo.GetMeshes().Count == 0)
{
return;
}
}
else
{
solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement);
}
using (IFCExtrusionCreationData extrusionCreationData = new IFCExtrusionCreationData())
{
extrusionCreationData.SetLocalPlacement(partPlacement);
extrusionCreationData.ReuseLocalPlacement = false;
extrusionCreationData.PossibleExtrusionAxes = ifcExtrusionAxes;
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
ElementId catId = CategoryUtil.GetSafeCategoryId(partElement);
ElementId hostCatId = CategoryUtil.GetSafeCategoryId(hostElement);
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
if (solids.Count > 0 || meshes.Count > 0)
{
bodyData = BodyExporter.ExportBody(exporterIFC, partElement, catId, ElementId.InvalidElementId, solids, meshes,
bodyExporterOptions, extrusionCreationData);
}
else
{
IList <GeometryObject> geomlist = new List <GeometryObject>();
geomlist.Add(geometryElement);
bodyData = BodyExporter.ExportBody(exporterIFC, partElement, catId, ElementId.InvalidElementId, geomlist,
bodyExporterOptions, extrusionCreationData);
}
IFCAnyHandle bodyRep = bodyData.RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
extrusionCreationData.ClearOpenings();
return;
}
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(bodyRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, Transform.Identity);
if (boundingBoxRep != null)
{
representations.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string partGUID = GUIDUtil.CreateGUID(partElement);
string partName = NamingUtil.GetNameOverride(partElement, NamingUtil.GetIFCName(partElement));
string partDescription = NamingUtil.GetDescriptionOverride(partElement, null);
string partObjectType = NamingUtil.GetObjectTypeOverride(partElement, NamingUtil.CreateIFCObjectName(exporterIFC, partElement));
string partTag = NamingUtil.GetTagOverride(partElement, NamingUtil.CreateIFCElementId(partElement));
IFCAnyHandle ifcPart = null;
if (!asBuildingElement)
{
ifcPart = IFCInstanceExporter.CreateBuildingElementPart(file, partGUID, ownerHistory, partName, partDescription,
partObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, partTag);
}
else
{
string ifcEnumType = null;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
string defaultValue = null;
// This replicates old functionality before IFC4 addition, where the default for slab was "FLOOR".
// Really the export layer table should be fixed for this case.
if (string.IsNullOrWhiteSpace(ifcEnumType) && hostCatId == new ElementId(BuiltInCategory.OST_Floors))
{
ifcEnumType = "FLOOR";
}
ifcEnumType = IFCValidateEntry.GetValidIFCType(hostElement, ifcEnumType, defaultValue);
switch (exportType)
{
case IFCExportType.IfcColumnType:
ifcPart = IFCInstanceExporter.CreateColumn(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
case IFCExportType.IfcCovering:
ifcPart = IFCInstanceExporter.CreateCovering(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
case IFCExportType.IfcFooting:
ifcPart = IFCInstanceExporter.CreateFooting(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
case IFCExportType.IfcPile:
ifcPart = IFCInstanceExporter.CreatePile(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType, null);
break;
case IFCExportType.IfcRoof:
ifcPart = IFCInstanceExporter.CreateRoof(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
case IFCExportType.IfcSlab:
ifcPart = IFCInstanceExporter.CreateSlab(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
case IFCExportType.IfcWall:
ifcPart = IFCInstanceExporter.CreateWall(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, ifcEnumType);
break;
default:
ifcPart = IFCInstanceExporter.CreateBuildingElementProxy(file, partGUID, ownerHistory, partName, partDescription,
partObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, partTag, null);
break;
}
}
bool containedInLevel = (standaloneExport || asBuildingElement);
PlacementSetter whichPlacementSetter = containedInLevel ? standalonePlacementSetter : placementSetter;
productWrapper.AddElement(partElement, ifcPart, whichPlacementSetter, extrusionCreationData, containedInLevel);
//Add the exported part to exported cache.
TraceExportedParts(partElement, partExportLevel, standaloneExport || asBuildingElement ? ElementId.InvalidElementId : hostElement.Id);
CategoryUtil.CreateMaterialAssociations(exporterIFC, ifcPart, bodyData.MaterialIds);
transaction.Commit();
}
}
}
finally
{
if (standalonePlacementSetter != null)
{
standalonePlacementSetter.Dispose();
}
}
}
/// <summary>
/// Exports a MEP family instance.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle productRepresentation = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application,
exporterIFC, element, catId, geometryElement, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return;
}
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
ElementId typeId = element.GetTypeId();
ElementType type = element.Document.GetElement(typeId) as ElementType;
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.Find(typeId, false);
bool found = currentTypeInfo.IsValid();
if (!found)
{
string typeGUID = ExporterIFCUtils.CreateGUID(type);
string origTypeName = exporterIFC.GetName();
string typeName = NamingUtil.GetNameOverride(type, origTypeName);
string typeObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, type);
string applicableOccurance = NamingUtil.GetObjectTypeOverride(type, typeObjectType);
string typeDescription = NamingUtil.GetDescriptionOverride(type, null);
string typeElemId = NamingUtil.CreateIFCElementId(type);
HashSet<IFCAnyHandle> propertySetsOpt = new HashSet<IFCAnyHandle>();
IList<IFCAnyHandle> repMapListOpt = new List<IFCAnyHandle>();
IFCAnyHandle styleHandle = FamilyExporterUtil.ExportGenericType(file, exportType, ifcEnumType, typeGUID, ownerHistory, typeName,
typeDescription, applicableOccurance, propertySetsOpt, repMapListOpt, typeElemId, typeName, element, type);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.Register(typeId, false, currentTypeInfo);
}
}
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, objectType);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceElemId = NamingUtil.CreateIFCElementId(element);
bool roomRelated = !FamilyExporterUtil.IsDistributionFlowElementSubType(exportType);
ElementId roomId = ElementId.InvalidElementId;
if (roomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = null;
if (FamilyExporterUtil.IsFurnishingElementSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFurnishingElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsDistributionFlowElementSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateDistributionFlowElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsEnergyConversionDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateEnergyConversionDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowFittingSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowFitting(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowMovingDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowMovingDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowSegmentSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowSegment(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowStorageDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowStorageDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowTerminalSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowTerminal(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowTreatmentDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowTreatmentDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowControllerSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowController(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
return;
if (roomId != ElementId.InvalidElementId)
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
productWrapper.AddElement(instanceHandle, setter, extraParams, false);
}
else
{
productWrapper.AddElement(instanceHandle, setter, extraParams, LevelUtil.AssociateElementToLevel(element));
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, element, extraParams, exporterIFC, localPlacementToUse, setter, productWrapper);
if (currentTypeInfo.IsValid())
ExporterCacheManager.TypeRelationsCache.Add(currentTypeInfo.Style, instanceHandle);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
ExporterCacheManager.MEPCache.Register(element, instanceHandle);
tr.Commit();
}
}
}
}
/// <summary>
/// Exports a roof as a container of multiple roof slabs. Returns the handle, if successful.
/// </summary>
/// <param name="exporterIFC">The exporter.</param>
/// <param name="ifcEnumType">The roof type.</param>
/// <param name="element">The roof element.</param>
/// <param name="geometry">The geometry of the element.</param>
/// <param name="productWrapper">The product wrapper.</param>
/// <returns>The roof handle.</returns>
public static IFCAnyHandle ExportRoofAsContainer(ExporterIFC exporterIFC, string ifcEnumType, Element element, GeometryElement geometry, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
if (!(element is ExtrusionRoof) && !(element is FootPrintRoof))
{
return(null);
}
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacement = setter.LocalPlacement;
RoofComponents roofComponents = null;
try
{
roofComponents = ExporterIFCUtils.GetRoofComponents(exporterIFC, element as RoofBase);
}
catch
{
return(null);
}
if (roofComponents == null)
{
return(null);
}
try
{
using (IFCExtrusionCreationData extrusionCreationData = new IFCExtrusionCreationData())
{
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
extrusionCreationData.SetLocalPlacement(localPlacement);
extrusionCreationData.ReuseLocalPlacement = true;
using (TransformSetter trfSetter = TransformSetter.Create())
{
IList <GeometryObject> geometryList = new List <GeometryObject>();
geometryList.Add(geometry);
trfSetter.InitializeFromBoundingBox(exporterIFC, geometryList, extrusionCreationData);
IFCAnyHandle prodRepHnd = null;
string elementGUID = GUIDUtil.CreateGUID(element);
string elementName = NamingUtil.GetIFCName(element);
string elementDescription = NamingUtil.GetDescriptionOverride(element, null);
string elementObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string elementId = NamingUtil.CreateIFCElementId(element);
string roofType = IFCValidateEntry.GetValidIFCType(element, ifcEnumType);
IFCAnyHandle roofHandle = IFCInstanceExporter.CreateRoof(file, elementGUID, ownerHistory, elementName, elementDescription,
elementObjectType, localPlacement, prodRepHnd, elementId, roofType);
IList <IFCAnyHandle> elementHandles = new List <IFCAnyHandle>();
elementHandles.Add(roofHandle);
//only thing supported right now.
XYZ extrusionDir = new XYZ(0, 0, 1);
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
IList <CurveLoop> roofCurveloops = roofComponents.GetCurveLoops();
IList <XYZ> planeDirs = roofComponents.GetPlaneDirections();
IList <XYZ> planeOrigins = roofComponents.GetPlaneOrigins();
IList <Face> loopFaces = roofComponents.GetLoopFaces();
double scaledDepth = roofComponents.ScaledDepth;
IList <double> areas = roofComponents.GetAreasOfCurveLoops();
IList <IFCAnyHandle> slabHandles = new List <IFCAnyHandle>();
using (IFCExtrusionCreationData slabExtrusionCreationData = new IFCExtrusionCreationData())
{
slabExtrusionCreationData.SetLocalPlacement(extrusionCreationData.GetLocalPlacement());
slabExtrusionCreationData.ReuseLocalPlacement = false;
slabExtrusionCreationData.ForceOffset = true;
for (int numLoop = 0; numLoop < roofCurveloops.Count; numLoop++)
{
trfSetter.InitializeFromBoundingBox(exporterIFC, geometryList, slabExtrusionCreationData);
Plane plane = new Plane(planeDirs[numLoop], planeOrigins[numLoop]);
IList <CurveLoop> curveLoops = new List <CurveLoop>();
curveLoops.Add(roofCurveloops[numLoop]);
double slope = Math.Abs(planeDirs[numLoop].Z);
double scaledExtrusionDepth = scaledDepth * slope;
IFCAnyHandle shapeRep = ExtrusionExporter.CreateExtrudedSolidFromCurveLoop(exporterIFC, null, curveLoops, plane, extrusionDir, scaledExtrusionDepth);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
{
return(null);
}
ElementId matId = HostObjectExporter.GetFirstLayerMaterialId(element as HostObject);
BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, element.Document, shapeRep, matId);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(shapeRep);
shapeRep = RepresentationUtil.CreateSweptSolidRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null);
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
IFCAnyHandle repHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
// Allow support for up to 256 named IfcSlab components, as defined in IFCSubElementEnums.cs.
string slabGUID = (numLoop < 256) ? GUIDUtil.CreateSubElementGUID(element, (int)IFCRoofSubElements.RoofSlabStart + numLoop) : GUIDUtil.CreateGUID();
IFCAnyHandle slabPlacement = ExporterUtil.CreateLocalPlacement(file, slabExtrusionCreationData.GetLocalPlacement(), null);
IFCAnyHandle slabHnd = IFCInstanceExporter.CreateSlab(file, slabGUID, ownerHistory, elementName,
elementDescription, elementObjectType, slabPlacement, repHnd, elementId, "ROOF");
//slab quantities
slabExtrusionCreationData.ScaledLength = scaledExtrusionDepth;
slabExtrusionCreationData.ScaledArea = UnitUtil.ScaleArea(areas[numLoop]);
slabExtrusionCreationData.ScaledOuterPerimeter = UnitUtil.ScaleLength(curveLoops[0].GetExactLength());
slabExtrusionCreationData.Slope = UnitUtil.ScaleAngle(Math.Acos(Math.Abs(planeDirs[numLoop].Z)));
productWrapper.AddElement(null, slabHnd, setter, slabExtrusionCreationData, false);
elementHandles.Add(slabHnd);
slabHandles.Add(slabHnd);
}
}
productWrapper.AddElement(element, roofHandle, setter, extrusionCreationData, true);
ExporterUtil.RelateObjects(exporterIFC, null, roofHandle, slabHandles);
OpeningUtil.AddOpeningsToElement(exporterIFC, elementHandles, roofCurveloops, element, null, roofComponents.ScaledDepth,
null, setter, localPlacement, productWrapper);
transaction.Commit();
return(roofHandle);
}
}
}
finally
{
exporterIFC.ClearFaceWithElementHandleMap();
}
}
}
}
/// <summary>
/// Base implementation to export IFC site object.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="document">
/// The Revit document.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
private static void ExportSiteBase(ExporterIFC exporterIFC, Document document, Element element, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
IFCAnyHandle siteHandle = exporterIFC.GetSite();
int numSiteElements = (!IFCAnyHandleUtil.IsNullOrHasNoValue(siteHandle) ? 1 : 0);
if (element == null && (numSiteElements != 0))
return;
Document doc = document;
if (doc == null)
{
if (element != null)
doc = element.Document;
else
throw new ArgumentException("Both document and element are null.");
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
IFCAnyHandle siteRepresentation = null;
if (element != null)
{
// It would be possible that they actually represent several different sites with different buildings,
// but until we have a concept of a building in Revit, we have to assume 0-1 sites, 1 building.
bool appendedToSite = false;
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(siteHandle))
{
IList<IFCAnyHandle> representations = IFCAnyHandleUtil.GetProductRepresentations(siteHandle);
if (representations.Count > 0)
{
IFCAnyHandle bodyRep = representations[0];
IFCAnyHandle boundaryRep = null;
if (representations.Count > 1)
boundaryRep = representations[1];
siteRepresentation = RepresentationUtil.CreateSurfaceProductDefinitionShape(exporterIFC, element, geometryElement, true, true, ref bodyRep, ref boundaryRep);
appendedToSite = true;
}
}
if (!appendedToSite)
{
siteRepresentation = RepresentationUtil.CreateSurfaceProductDefinitionShape(exporterIFC, element, geometryElement, true, true);
}
}
List<int> latitude = new List<int>();
List<int> longitude = new List<int>();
ProjectLocation projLocation = doc.ActiveProjectLocation;
IFCAnyHandle relativePlacement = null;
double elevation = 0.0;
if (projLocation != null)
{
double latitudeInDeg = projLocation.SiteLocation.Latitude * 180 / Math.PI;
double longitudeInDeg = projLocation.SiteLocation.Longitude * 180 / Math.PI;
int latDeg = ((int)latitudeInDeg); latitudeInDeg -= latDeg; latitudeInDeg *= 60;
int latMin = ((int)latitudeInDeg); latitudeInDeg -= latMin; latitudeInDeg *= 60;
int latSec = ((int)latitudeInDeg); latitudeInDeg -= latSec; latitudeInDeg *= 1000000;
int latFracSec = ((int)latitudeInDeg);
latitude.Add(latDeg);
latitude.Add(latMin);
latitude.Add(latSec);
if (!exporterIFC.ExportAs2x2)
latitude.Add(latFracSec);
int longDeg = ((int)longitudeInDeg); longitudeInDeg -= longDeg; longitudeInDeg *= 60;
int longMin = ((int)longitudeInDeg); longitudeInDeg -= longMin; longitudeInDeg *= 60;
int longSec = ((int)longitudeInDeg); longitudeInDeg -= longSec; longitudeInDeg *= 1000000;
int longFracSec = ((int)longitudeInDeg);
longitude.Add(longDeg);
longitude.Add(longMin);
longitude.Add(longSec);
if (!exporterIFC.ExportAs2x2)
longitude.Add(longFracSec);
Transform siteSharedCoordinatesTrf = projLocation.GetTransform().Inverse;
if (!siteSharedCoordinatesTrf.IsIdentity)
{
XYZ orig = siteSharedCoordinatesTrf.Origin;
orig = orig.Multiply(exporterIFC.LinearScale);
relativePlacement = ExporterUtil.CreateAxis2Placement3D(file, orig, siteSharedCoordinatesTrf.BasisZ, siteSharedCoordinatesTrf.BasisX);
}
}
// Get elevation for site.
elevation = -LevelUtil.GetReferenceHeightForRelativeElevation(doc) * exporterIFC.LinearScale;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(relativePlacement))
relativePlacement = ExporterUtil.CreateAxis2Placement3D(file);
IFCAnyHandle localPlacement = IFCInstanceExporter.CreateLocalPlacement(file, null, relativePlacement);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
if (element != null)
{
if (IFCAnyHandleUtil.IsNullOrHasNoValue(siteHandle))
{
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, objectType);
string instanceElemId = NamingUtil.CreateIFCElementId(element);
siteHandle = IFCInstanceExporter.CreateSite(file, instanceGUID, ownerHistory, instanceName, instanceDescription, instanceObjectType, localPlacement,
siteRepresentation, null, Toolkit.IFCElementComposition.Element, latitude, longitude, elevation, null, null);
}
}
else
{
// don't bother if we have nothing in the site whatsoever.
if ((latitude.Count == 0 || longitude.Count == 0) && IFCAnyHandleUtil.IsNullOrHasNoValue(relativePlacement))
return;
string defaultSiteName = "Default";
siteHandle = IFCInstanceExporter.CreateSite(file, ExporterIFCUtils.CreateProjectLevelGUID(doc, IFCProjectLevelGUIDType.Site), ownerHistory, defaultSiteName, null, objectType, localPlacement,
null, null, Toolkit.IFCElementComposition.Element, latitude, longitude, elevation, null, null);
}
productWrapper.AddSite(siteHandle);
exporterIFC.SetSite(siteHandle);
tr.Commit();
}
}
/// <summary>
/// Export the roof to IfcRoof containing its parts.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportRoofAsParts(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCAnyHandle localPlacement = setter.LocalPlacement;
IFCAnyHandle prodRepHnd = null;
string elementGUID = GUIDUtil.CreateGUID(element);
string elementName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string elementDescription = NamingUtil.GetDescriptionOverride(element, null);
string elementObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
//need to convert the string to enum
string ifcEnumType = ExporterUtil.GetIFCTypeFromExportTable(exporterIFC, element);
ifcEnumType = IFCValidateEntry.GetValidIFCType(element, ifcEnumType);
IFCAnyHandle roofHandle = IFCInstanceExporter.CreateRoof(file, elementGUID, ownerHistory, elementName, elementDescription,
elementObjectType, localPlacement, prodRepHnd, elementTag, ifcEnumType);
// Export the parts
PartExporter.ExportHostPart(exporterIFC, element, roofHandle, productWrapper, setter, localPlacement, null);
productWrapper.AddElement(element, roofHandle, setter, null, true);
transaction.Commit();
}
}
}
/// <summary>
/// Exports a family instance as standard element.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element to be exported.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="familyType">The export type.</param>
/// <param name="ifcEnumTypeString">The string value represents the IFC type.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if the family instance was exported, false otherwise.</returns>
static bool ExportFamilyInstanceAsStandardElement(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, IFCExportType familyType,
string ifcEnumTypeString, ProductWrapper productWrapper)
{
switch (familyType)
{
// These entities don't get exported as a mapped instance. As such, we export them using
// the standard methods.
// standard building elements
case IFCExportType.ExportBeam:
BeamExporter.ExportBeam(exporterIFC, element, geometryElement, productWrapper);
return true;
case IFCExportType.ExportFooting:
FootingExporter.ExportFooting(exporterIFC, element, geometryElement, ifcEnumTypeString, productWrapper);
return true;
case IFCExportType.ExportCovering:
CeilingExporter.ExportCovering(exporterIFC, element, geometryElement, ifcEnumTypeString, productWrapper);
return true;
case IFCExportType.ExportPile:
PileExporter.ExportPile(exporterIFC, element, geometryElement, ifcEnumTypeString, productWrapper);
return true;
case IFCExportType.ExportRamp:
RampExporter.ExportRamp(exporterIFC, ifcEnumTypeString, element, geometryElement, 1, productWrapper);
return true;
case IFCExportType.ExportRailing:
if (ExporterCacheManager.RailingCache.Contains(element.Id))
{
// Don't export this object if it is part of a parent railing.
if (!ExporterCacheManager.RailingSubElementCache.Contains(element.Id))
RailingExporter.ExportRailing(exporterIFC, element, geometryElement, ifcEnumTypeString, productWrapper);
}
else
{
ExporterCacheManager.RailingCache.Add(element.Id);
}
return true;
case IFCExportType.ExportRoof:
RoofExporter.ExportRoof(exporterIFC, ifcEnumTypeString, element, geometryElement, productWrapper);
return true;
case IFCExportType.ExportSlab:
FloorExporter.ExportFloor(exporterIFC, element, geometryElement, ifcEnumTypeString, productWrapper, false);
return true;
case IFCExportType.ExportStair:
StairsExporter.ExportStairAsSingleGeometry(exporterIFC, ifcEnumTypeString, element, geometryElement, 1, productWrapper);
return true;
case IFCExportType.ExportWall:
WallExporter.ExportWall(exporterIFC, element, geometryElement, productWrapper);
return true;
default:
return false;
}
}
/// <summary>
/// Exports a roof to IfcRoof.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ifcEnumType">The roof type.</param>
/// <param name="roof">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportRoof(ExporterIFC exporterIFC, string ifcEnumType, Element roof, GeometryElement geometryElement,
ProductWrapper productWrapper)
{
if (roof == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, roof))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
// If the roof is an in-place family, we will allow any arbitrary orientation. While this may result in some
// in-place "cubes" exporting with the wrong direction, it is unlikely that an in-place family would be
// used for this reason in the first place.
ecData.PossibleExtrusionAxes = (roof is FamilyInstance) ? IFCExtrusionAxes.TryXYZ : IFCExtrusionAxes.TryZ;
ecData.AreInnerRegionsOpenings = true;
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
ElementId categoryId = CategoryUtil.GetSafeCategoryId(roof);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
BodyData bodyData;
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, roof,
categoryId, geometryElement, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return;
}
bool exportSlab = ecData.ScaledLength > MathUtil.Eps();
string guid = GUIDUtil.CreateGUID(roof);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string roofName = NamingUtil.GetNameOverride(roof, NamingUtil.GetIFCName(roof));
string roofDescription = NamingUtil.GetDescriptionOverride(roof, null);
string roofObjectType = NamingUtil.GetObjectTypeOverride(roof, NamingUtil.CreateIFCObjectName(exporterIFC, roof));
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(roof, NamingUtil.CreateIFCElementId(roof));
string roofType = GetIFCRoofType(ifcEnumType);
roofType = IFCValidateEntry.GetValidIFCType(roof, ifcEnumType);
IFCAnyHandle roofHnd = IFCInstanceExporter.CreateRoof(file, guid, ownerHistory, roofName, roofDescription,
roofObjectType, localPlacement, exportSlab ? null : representation, elementTag, roofType);
productWrapper.AddElement(roof, roofHnd, placementSetter.LevelInfo, ecData, true);
// will export its host object materials later if it is a roof
if (!(roof is RoofBase))
{
CategoryUtil.CreateMaterialAssociations(exporterIFC, roofHnd, bodyData.MaterialIds);
}
if (exportSlab)
{
string slabGUID = GUIDUtil.CreateSubElementGUID(roof, (int)IFCRoofSubElements.RoofSlabStart);
string slabName = roofName + ":1";
IFCAnyHandle slabLocalPlacementHnd = ExporterUtil.CopyLocalPlacement(file, localPlacement);
IFCAnyHandle slabHnd = IFCInstanceExporter.CreateSlab(file, slabGUID, ownerHistory, slabName,
roofDescription, roofObjectType, slabLocalPlacementHnd, representation, elementTag, "ROOF");
Transform offsetTransform = (bodyData != null) ? bodyData.OffsetTransform : Transform.Identity;
OpeningUtil.CreateOpeningsIfNecessary(slabHnd, roof, ecData, offsetTransform,
exporterIFC, slabLocalPlacementHnd, placementSetter, productWrapper);
ExporterUtil.RelateObject(exporterIFC, roofHnd, slabHnd);
productWrapper.AddElement(null, slabHnd, placementSetter.LevelInfo, ecData, false);
CategoryUtil.CreateMaterialAssociations(exporterIFC, slabHnd, bodyData.MaterialIds);
}
}
tr.Commit();
}
}
}
/// <summary>
/// Exports a curve element to IFC curve annotation.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="curveElement">
/// The curve element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCurveElement(ExporterIFC exporterIFC, CurveElement curveElement, GeometryElement geometryElement,
ProductWrapper productWrapper)
{
if (geometryElement == null || !ShouldCurveElementBeExported(curveElement))
return;
SketchPlane sketchPlane = curveElement.SketchPlane;
if (sketchPlane == null)
return;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, curveElement))
{
IFCAnyHandle localPlacement = setter.LocalPlacement;
IFCAnyHandle axisPlacement = GeometryUtil.GetRelativePlacementFromLocalPlacement(localPlacement);
Plane planeSK = sketchPlane.GetPlane();
XYZ projDir = planeSK.Normal;
XYZ origin = planeSK.Origin;
bool useOffsetTrf = false;
if (projDir.IsAlmostEqualTo(XYZ.BasisZ))
{
XYZ offset = XYZ.BasisZ * setter.Offset;
origin -= offset;
}
else
useOffsetTrf = true;
Plane plane = new Plane(planeSK.XVec, planeSK.YVec, origin);
IFCGeometryInfo info = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, plane, projDir, false);
if (useOffsetTrf)
{
XYZ offsetOrig = -XYZ.BasisZ * setter.Offset;
Transform trf = Transform.CreateTranslation(offsetOrig);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false, trf);
}
else
{
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false);
}
IList<IFCAnyHandle> curves = info.GetCurves();
if (curves.Count != 1)
{
throw new Exception("IFC: expected 1 curve when export curve element.");
}
HashSet<IFCAnyHandle> curveSet = new HashSet<IFCAnyHandle>(curves);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateGeometricCurveSet(file, curveSet);
IFCAnyHandle curveStyle = file.CreateStyle(exporterIFC, repItemHnd);
CurveAnnotationCache annotationCache = ExporterCacheManager.CurveAnnotationCache;
IFCAnyHandle curveAnno = annotationCache.GetAnnotation(sketchPlane.Id, curveStyle);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(curveAnno))
{
AddCurvesToAnnotation(curveAnno, curves);
}
else
{
curveAnno = CreateCurveAnnotation(exporterIFC, curveElement, curveElement.Category.Id, sketchPlane.Id, plane, curveStyle, setter, localPlacement, repItemHnd);
productWrapper.AddAnnotation(curveAnno, setter.LevelInfo, true);
annotationCache.AddAnnotation(sketchPlane.Id, curveStyle, curveAnno);
}
}
transaction.Commit();
}
}
/// <summary>
/// Exports a Rebar Coupler,
/// </summary>
/// <param name="exporterIFC">The exporter.</param>
/// <param name="coupler">The RebarCoupler element.</param>
/// <param name="productWrapper">The product wrapper.</param>
public static void ExportCoupler(ExporterIFC exporterIFC, RebarCoupler coupler, ProductWrapper productWrapper)
{
if (coupler == null)
{
return;
}
FamilySymbol familySymbol = ExporterCacheManager.Document.GetElement(coupler.GetTypeId()) as FamilySymbol;
if (familySymbol == null)
{
return;
}
// Check the intended IFC entity or type name is in the exclude list specified in the UI
Common.Enums.IFCEntityType elementClassTypeEnum = Common.Enums.IFCEntityType.IfcMechanicalFastener;
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return;
}
ElementId categoryId = CategoryUtil.GetSafeCategoryId(coupler);
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
Options options = GeometryUtil.GetIFCExportGeometryOptions();;
string ifcEnumType;
IFCExportInfoPair exportType = ExporterUtil.GetProductExportType(exporterIFC, coupler, out ifcEnumType);
using (IFCTransaction tr = new IFCTransaction(file))
{
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.FamilySymbolToTypeInfoCache.Find(coupler.GetTypeId(), false, exportType);
bool found = currentTypeInfo.IsValid();
if (!found)
{
string typeObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, familySymbol);
HashSet <IFCAnyHandle> propertySetsOpt = new HashSet <IFCAnyHandle>();
GeometryElement exportGeometry = familySymbol.get_Geometry(options);
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
bodyData = BodyExporter.ExportBody(exporterIFC, coupler, categoryId, ElementId.InvalidElementId, exportGeometry, bodyExporterOptions, null);
List <IFCAnyHandle> repMap = new List <IFCAnyHandle>();
IFCAnyHandle origin = ExporterUtil.CreateAxis2Placement3D(file);;
repMap.Add(IFCInstanceExporter.CreateRepresentationMap(file, origin, bodyData.RepresentationHnd));
IFCAnyHandle styleHandle = FamilyExporterUtil.ExportGenericType(exporterIFC, exportType, ifcEnumType, propertySetsOpt, repMap, coupler, familySymbol);
productWrapper.RegisterHandleWithElementType(familySymbol, exportType, styleHandle, propertySetsOpt);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.FamilySymbolToTypeInfoCache.Register(coupler.GetTypeId(), false, exportType, currentTypeInfo);
}
}
int nCouplerQuantity = coupler.GetCouplerQuantity();
if (nCouplerQuantity <= 0)
{
return;
}
ISet <IFCAnyHandle> createdRebarCouplerHandles = new HashSet <IFCAnyHandle>();
string origInstanceName = NamingUtil.GetNameOverride(coupler, NamingUtil.GetIFCName(coupler));
for (int idx = 0; idx < nCouplerQuantity; idx++)
{
string instanceGUID = GUIDUtil.CreateSubElementGUID(coupler, idx);
IFCAnyHandle style = currentTypeInfo.Style;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(style))
{
return;
}
IList <IFCAnyHandle> repMapList = GeometryUtil.GetRepresentationMaps(style);
if (repMapList == null)
{
return;
}
if (repMapList.Count == 0)
{
return;
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
IFCAnyHandle contextOfItems3d = exporterIFC.Get3DContextHandle("Body");
ISet <IFCAnyHandle> representations = new HashSet <IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMapList[0], XYZ.Zero));
IFCAnyHandle shapeRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC, coupler, categoryId, contextOfItems3d, representations);
shapeReps.Add(shapeRep);
IFCAnyHandle productRepresentation = IFCInstanceExporter.CreateProductDefinitionShape(exporterIFC.GetFile(), null, null, shapeReps);
Transform trf = coupler.GetCouplerPositionTransform(idx);
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, coupler, trf, null))
{
IFCAnyHandle instanceHandle = null;
IFCExportInfoPair exportMechFastener = new IFCExportInfoPair(IFCEntityType.IfcMechanicalFastener, ifcEnumType);
instanceHandle = IFCInstanceExporter.CreateGenericIFCEntity(exportMechFastener, exporterIFC, coupler, instanceGUID, ownerHistory,
setter.LocalPlacement, productRepresentation);
string instanceName = NamingUtil.GetNameOverride(instanceHandle, coupler, origInstanceName + ": " + idx);
IFCAnyHandleUtil.OverrideNameAttribute(instanceHandle, instanceName);
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
// In IFC4 NominalDiameter and NominalLength attributes have been deprecated. PredefinedType attribute was added.
IFCAnyHandleUtil.SetAttribute(instanceHandle, "PredefinedType", Revit.IFC.Export.Toolkit.IFC4.IFCMechanicalFastenerType.USERDEFINED);
}
else
{
IFCAnyHandleUtil.SetAttribute(instanceHandle, "NominalDiameter", familySymbol.get_Parameter(BuiltInParameter.COUPLER_WIDTH).AsDouble());
IFCAnyHandleUtil.SetAttribute(instanceHandle, "NominalLength", familySymbol.get_Parameter(BuiltInParameter.COUPLER_LENGTH).AsDouble());
}
createdRebarCouplerHandles.Add(instanceHandle);
productWrapper.AddElement(coupler, instanceHandle, setter, null, true, exportType);
}
}
string couplerGUID = GUIDUtil.CreateGUID(coupler);
if (nCouplerQuantity > 1)
{
// Create a group to hold all of the created IFC entities, if the coupler aren't already in an assembly.
// We want to avoid nested groups of groups of couplers.
if (coupler.AssemblyInstanceId == ElementId.InvalidElementId)
{
string revitObjectType = NamingUtil.GetFamilyAndTypeName(coupler);
string name = NamingUtil.GetNameOverride(coupler, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(coupler, null);
string objectType = NamingUtil.GetObjectTypeOverride(coupler, revitObjectType);
IFCAnyHandle rebarGroup = IFCInstanceExporter.CreateGroup(file, couplerGUID,
ownerHistory, name, description, objectType);
productWrapper.AddElement(coupler, rebarGroup, exportType);
IFCInstanceExporter.CreateRelAssignsToGroup(file, GUIDUtil.CreateGUID(), ownerHistory,
null, null, createdRebarCouplerHandles, null, rebarGroup);
}
}
else
{
// We will update the GUID of the one created element to be the element GUID.
// This will allow the IfcGUID parameter to be use/set if appropriate.
ExporterUtil.SetGlobalId(createdRebarCouplerHandles.ElementAt(0), couplerGUID);
}
tr.Commit();
}
}
/// <summary>
/// Export the standalone parts:
/// - The parts made from originals in Links
/// - The Orphan parts: the linked file where the original host element comes from is unloaded.
/// - The Zombie parts: the original host element is deleted from the linked file.
/// </summary>
/// <remarks>
/// This is a temporary workaround to export the parts made from linked elements. It should be refined when linked are supported (LinkedInstance at least.)
/// There are some limitations:
/// The linked element will not export as host, including the relative elements: e.g. windows, doors, openings.
/// The host part cannot export if visibility is set by linked view and has 'Show Original'.
/// The standalone part will skip export if Base Level is set 'Non Associated'.
/// The linked part export cannot be split even if its category is wall or column and 'Split wall or column by story' is checked.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="partElement">The standalone part to export.</param>
/// <param name="geometryElement">The goemetry of the part.</param>
/// <param name="productWrapper">The ProductWrapper object.</param>
public static void ExportStandalonePart(ExporterIFC exporterIFC, Element partElement, GeometryElement geometryElement, ProductWrapper productWrapper)
{
Part part = partElement as Part;
if (!ExporterCacheManager.ExportOptionsCache.ExportParts || part == null || geometryElement == null)
{
return;
}
foreach (LinkElementId linkElementId in part.GetSourceElementIds())
{
if (linkElementId.HostElementId != ElementId.InvalidElementId)
{
// Has host element, so should export with host element.
return;
}
if (linkElementId.LinkedElementId != ElementId.InvalidElementId)
{
if (part.LevelId == ElementId.InvalidElementId)
{
// skip the parts have NO Base Level.
continue;
}
IFCExtrusionAxes ifcExtrusionAxes = GetDefaultExtrusionAxesForPart(part);
PartExporter.ExportPart(exporterIFC, partElement, productWrapper, null, null, null, ifcExtrusionAxes, null, null, false);
}
}
}
private void WriteElementGeometry(int elementId)
{
FilteredElementCollector viewCollector = new FilteredElementCollector(m_doc);
viewCollector.OfClass(typeof(ViewPlan));
Func <ViewPlan, bool> isLevel1FloorPlan = v => !v.IsTemplate && v.Name == "Level 1" && v.ViewType == ViewType.FloorPlan;
m_targetView = viewCollector.Cast <ViewPlan>().First <ViewPlan>(isLevel1FloorPlan);
Transaction createCurve = new Transaction(m_doc, "Create reference curves");
createCurve.Start();
const double xReferenceLocation = 30;
Line vLine = Line.CreateBound(new XYZ(xReferenceLocation, 0, 0), new XYZ(xReferenceLocation, 20, 0));
m_vLine = m_doc.Create.NewDetailCurve(m_targetView, vLine);
const double yReferenceLocation = -10;
Line hLine = Line.CreateBound(new XYZ(0, yReferenceLocation, 0), new XYZ(20, yReferenceLocation, 0));
m_hLine = m_doc.Create.NewDetailCurve(m_targetView, hLine);
createCurve.Commit();
Element e = m_doc.GetElement(new ElementId(elementId));
Options options = new Options();
options.ComputeReferences = true;
options.IncludeNonVisibleObjects = true;
options.View = m_targetView;
GeometryElement geomElem = e.get_Geometry(options);
foreach (GeometryObject geomObj in geomElem)
{
if (geomObj is Solid)
{
WriteSolid((Solid)geomObj);
}
else if (geomObj is GeometryInstance)
{
TraverseGeometryInstance((GeometryInstance)geomObj);
}
else
{
m_writer.WriteLine("Something else - " + geomObj.GetType().Name);
}
}
foreach (Curve curve in m_referencePlaneReferences)
{
// Try to get the geometry object from reference
Reference curveReference = curve.Reference;
GeometryObject geomObj = e.GetGeometryObjectFromReference(curveReference);
if (geomObj != null)
{
m_writer.WriteLine("Curve reference leads to: " + geomObj.GetType().Name);
}
}
// Dimension to reference curves
foreach (Curve curve in m_referencePlaneReferences)
{
DetailCurve targetLine = m_vLine;
Line line = (Line)curve;
XYZ lineStartPoint = line.GetEndPoint(0);
XYZ lineEndPoint = line.GetEndPoint(1);
XYZ direction = lineEndPoint - lineStartPoint;
Line dimensionLine = null;
if (Math.Abs(direction.Y) < 0.0001)
{
targetLine = m_hLine;
XYZ dimensionLineStart = new XYZ(lineStartPoint.X + 5, lineStartPoint.Y, 0);
XYZ dimensionLineEnd = new XYZ(dimensionLineStart.X, dimensionLineStart.Y + 10, 0);
dimensionLine = Line.CreateBound(dimensionLineStart, dimensionLineEnd);
}
else
{
targetLine = m_vLine;
XYZ dimensionLineStart = new XYZ(lineStartPoint.X, lineStartPoint.Y + 5, 0);
XYZ dimensionLineEnd = new XYZ(dimensionLineStart.X + 10, dimensionLineStart.Y, 0);
dimensionLine = Line.CreateBound(dimensionLineStart, dimensionLineEnd);
}
ReferenceArray references = new ReferenceArray();
references.Append(curve.Reference);
references.Append(targetLine.GeometryCurve.Reference);
Transaction t = new Transaction(m_doc, "Create dimension");
t.Start();
m_doc.Create.NewDimension(m_targetView, dimensionLine, references);
t.Commit();
}
}
/// <summary>
/// This method takes the solidsList and clips all of its solids between the given range.
/// </summary>
/// <param name="elem">
/// The Element from which we obtain our BoundingBoxXYZ.
/// </param>
/// <param name="geomElem">
/// The top-level GeometryElement from which to gather X and Y coordinates for the intersecting solid.
/// </param>
/// <param name="range">
/// The IFCRange whose Z values we use to create an intersecting solid to clip the solids in this class's internal solidsList.
/// If range boundaries are equal, method returns, performing no clippings.
/// </param>
public void ClipSolidsList(GeometryElement geomElem, IFCRange range)
{
if (geomElem == null)
{
throw new ArgumentNullException("geomElemToUse");
}
if (MathUtil.IsAlmostEqual(range.Start, range.End) || solidsList.Count == 0)
{
return;
}
double bottomZ;
double boundDifference;
if (range.Start < range.End)
{
bottomZ = range.Start;
boundDifference = range.End - range.Start;
}
else
{
bottomZ = range.End;
boundDifference = range.Start - range.End;
}
// create a new solid using the X and Y of the bounding box on the top level GeometryElement and the Z of the IFCRange
BoundingBoxXYZ elemBoundingBox = geomElem.GetBoundingBox();
XYZ pointA = new XYZ(elemBoundingBox.Min.X, elemBoundingBox.Min.Y, bottomZ);
XYZ pointB = new XYZ(elemBoundingBox.Max.X, elemBoundingBox.Min.Y, bottomZ);
XYZ pointC = new XYZ(elemBoundingBox.Max.X, elemBoundingBox.Max.Y, bottomZ);
XYZ pointD = new XYZ(elemBoundingBox.Min.X, elemBoundingBox.Max.Y, bottomZ);
List<Curve> perimeter = new List<Curve>();
perimeter.Add(Line.CreateBound(pointA, pointB));
perimeter.Add(Line.CreateBound(pointB, pointC));
perimeter.Add(Line.CreateBound(pointC, pointD));
perimeter.Add(Line.CreateBound(pointD, pointA));
List<CurveLoop> boxPerimeterList = new List<CurveLoop>();
boxPerimeterList.Add(CurveLoop.Create(perimeter));
Solid intersectionSolid = GeometryCreationUtilities.CreateExtrusionGeometry(boxPerimeterList, XYZ.BasisZ, boundDifference);
// cycle through the elements in solidsList and intersect them against intersectionSolid to create a new list
List<Solid> clippedSolidsList = new List<Solid>();
Solid currSolid;
foreach (Solid solid in solidsList)
{
try
{
// ExecuteBooleanOperation can throw if it fails. In this case, just ignore the clipping.
currSolid = BooleanOperationsUtils.ExecuteBooleanOperation(solid, intersectionSolid, BooleanOperationsType.Intersect);
if (currSolid != null && currSolid.Volume != 0)
{
clippedSolidsList.Add(currSolid);
}
}
catch
{
}
}
solidsList = clippedSolidsList;
}
/// <summary>
/// Export the parts as independent building elements.
/// </summary>
/// <remarks>
/// The function works with AlternateIFCUI and it requires two conditions:
/// 1. Allows export parts: 'current view only' is checked and 'show parts' is selected.
/// 2. Allows export parts independent: 'Export parts as building elements' is checked in alternate UI dialog.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="partElement">The standalone part to export.</param>
/// <param name="geometryElement">The goemetry of the part.</param>
/// <param name="productWrapper">The ProductWrapper object.</param>
public static void ExportPartAsBuildingElement(ExporterIFC exporterIFC, Element partElement, GeometryElement geometryElement, ProductWrapper productWrapper)
{
Part part = partElement as Part;
if (!ExporterCacheManager.ExportOptionsCache.ExportParts || part == null || geometryElement == null)
{
return;
}
bool isWall = part.OriginalCategoryId == new ElementId(BuiltInCategory.OST_Walls);
bool isColumn = part.OriginalCategoryId == new ElementId(BuiltInCategory.OST_Columns);
bool isWallOrColumn = isWall || isColumn;
IFCExtrusionAxes ifcExtrusionAxes = GetDefaultExtrusionAxesForPart(part);
Element hostElement = null;
ElementId overrideLevelId = null;
// Find the host element of the part.
hostElement = FindRootParent(part, part.OriginalCategoryId);
// If part's level is not associated, try to get the host's level with the same category.
if (hostElement != null)
{
overrideLevelId = hostElement.LevelId;
}
// Split parts with original category is wall or column and the option wall or column is split by level is checked, and then export;
// otherwise, export separate parts normally.
if (isWallOrColumn && ExporterCacheManager.ExportOptionsCache.WallAndColumnSplitting)
{
IList <ElementId> levels = new List <ElementId>();
IList <IFCRange> ranges = new List <IFCRange>();
IFCExportType exportType = isWall ? IFCExportType.IfcWall : IFCExportType.IfcColumnType;
LevelUtil.CreateSplitLevelRangesForElement(exporterIFC, exportType, part, out levels, out ranges);
if (ranges.Count == 0)
{
PartExporter.ExportPart(exporterIFC, partElement, productWrapper, null, null, null, ifcExtrusionAxes, hostElement, overrideLevelId, true);
}
else
{
for (int ii = 0; ii < ranges.Count; ii++)
{
PartExporter.ExportPart(exporterIFC, partElement, productWrapper, null, null, ranges[ii], ifcExtrusionAxes, hostElement, levels[ii], true);
}
}
}
else
{
PartExporter.ExportPart(exporterIFC, partElement, productWrapper, null, null, null, ifcExtrusionAxes, hostElement, overrideLevelId, true);
}
}
