/// <summary>
/// A special case function that can export a Rebar element as an IfcBuildingElementProxy for view-specific exports where the exact geometry of the rebar matters.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="rebarElement">The rebar element to be exported.</param>
/// <param name="productWrapper">The ProductWrapper object.</param>
/// <param name="cannotExportRebar">True if we tried to create an IFC entity but failed.</param>
/// <returns>True if the rebar was exported here, false otherwise.</returns>
/// <remarks>This functionality may be obsoleted in the future.</remarks>
private static IFCAnyHandle ExportRebarAsProxyElementInView(ExporterIFC exporterIFC, Element rebarElement, ProductWrapper productWrapper, out bool cannotExportRebar)
{
IFCAnyHandle rebarEntity = null;
cannotExportRebar = false;
if (rebarElement is Rebar && ExporterCacheManager.ExportOptionsCache.FilterViewForExport != null)
{
// The only options handled here is IfcBuildingElementProxy.
// Not Exported is handled previously, and ReinforcingBar vs Mesh will be handled later.
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, rebarElement, out ifcEnumType);
if (exportType == IFCExportType.IfcBuildingElementProxy ||
exportType == IFCExportType.IfcBuildingElementProxyType)
{
GeometryElement rebarGeometry = ExporterIFCUtils.GetRebarGeometry(rebarElement as Rebar, ExporterCacheManager.ExportOptionsCache.FilterViewForExport);
if (rebarGeometry != null)
{
rebarEntity = ProxyElementExporter.ExportBuildingElementProxy(exporterIFC, rebarElement, rebarGeometry, productWrapper);
}
cannotExportRebar = IFCAnyHandleUtil.IsNullOrHasNoValue(rebarEntity);
}
}
return(rebarEntity);
}
/// <summary>
/// Identifies if host element is a Wall or a Column
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="hostElement">The host element having associated parts.</param>
/// <returns>True if Wall or Column, false otherwise.</returns>
private static bool IsHostWallOrColumn(ExporterIFC exporterIFC, Element hostElement)
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
return((exportType == IFCExportType.IfcWall) || (exportType == IFCExportType.IfcColumnType));
}
/// <summary>
/// Checks if it is a door or window opening for a wall.
/// </summary>
/// <param name="exporterIFC">The exporter.</param>
/// <param name="openingElem">The opening element.</param>
/// <param name="hostElement">The host element.</param>
/// <returns>True if it is a door or window opening for a wall.</returns>
public static bool IsDoorOrWindowOpening(ExporterIFC exporterIFC, Element openingElem, Element hostElement)
{
if (openingElem is FamilyInstance && hostElement is Wall)
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, openingElem, out ifcEnumType);
Element instHost = (openingElem as FamilyInstance).Host;
return((exportType == IFCExportType.IfcDoorType || exportType == IFCExportType.IfcWindowType) &&
(instHost != null && instHost.Id == hostElement.Id));
}
return(false);
}
/// <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);
}
}
/// <summary>
/// Exports a Group as an IfcGroup.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportGroupElement(ExporterIFC exporterIFC, Group element,
ProductWrapper productWrapper)
{
if (element == null)
{
return(false);
}
// 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>("IfcGroup", out elementClassTypeEnum))
{
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return(false);
}
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
IFCAnyHandle groupHnd = null;
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string ifcEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
if (exportAs == IFCExportType.IfcGroup)
{
groupHnd = IFCInstanceExporter.CreateGroup(file, guid, ownerHistory, name, description, objectType);
}
if (groupHnd == null)
{
return(false);
}
productWrapper.AddElement(element, groupHnd);
ExporterCacheManager.GroupCache.RegisterGroup(element.Id, groupHnd);
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports IFC type.
/// </summary>
/// <remarks>
/// This method will override the default value of the elemId label for certain element types, and then pass it on
/// to the generic routine.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC class.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elemId">The element id label.</param>
/// <param name="typeName">The type name.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericType(ExporterIFC exporterIFC,
IFCExportType type,
string ifcEnumType,
string guid,
string name,
string description,
string applicableOccurrence,
HashSet <IFCAnyHandle> propertySets,
IList <IFCAnyHandle> representationMapList,
string elemId,
string typeName,
Element instance,
ElementType symbol)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
IFCAnyHandle typeHandle = null;
try
{
// Skip export type object that does not have associated IfcTypeObject
if (type != IFCExportType.IfcSite && type != IFCExportType.IfcBuildingStorey && type != IFCExportType.IfcSystem &&
type != IFCExportType.IfcZone && type != IFCExportType.IfcGroup && type != IFCExportType.IfcGrid)
{
string elemIdToUse = elemId;
string instanceElementType = null;
switch (type)
{
case IFCExportType.IfcFurnitureType:
case IFCExportType.IfcMemberType:
case IFCExportType.IfcPlateType:
{
elemIdToUse = NamingUtil.GetTagOverride(instance, NamingUtil.CreateIFCElementId(instance));
instanceElementType = NamingUtil.GetOverrideStringValue(instance, "IfcElementType", typeName);
break;
}
}
typeHandle = ExportGenericTypeBase(file, type, ifcEnumType, guid, ownerHistory, name, description, applicableOccurrence,
null, representationMapList, elemIdToUse, instanceElementType, instance, symbol);
}
}
catch
{
}
return(typeHandle);
}
/// <summary>
/// Checks if export type is room related.
/// </summary>
/// <param name="exportType">The export type.</param>
/// <returns>True if the export type is room related, false otherwise.</returns>
private static bool IsRoomRelated(IFCExportType exportType)
{
return(IsFurnishingElementSubType(exportType) ||
IsDistributionControlElementSubType(exportType) ||
IsDistributionFlowElementSubType(exportType) ||
IsEnergyConversionDeviceSubType(exportType) ||
IsFlowFittingSubType(exportType) ||
IsFlowMovingDeviceSubType(exportType) ||
IsFlowSegmentSubType(exportType) ||
IsFlowStorageDeviceSubType(exportType) ||
IsFlowTerminalSubType(exportType) ||
IsFlowTreatmentDeviceSubType(exportType) ||
IsFlowControllerSubType(exportType) ||
exportType == IFCExportType.IfcBuildingElementProxy ||
exportType == IFCExportType.IfcBuildingElementProxyType);
}
/// <summary>
/// Create a list of geometry objects to export from an initial list of solids and meshes, excluding invisible and not exported categories.
/// </summary>
/// <param name="doc">The document.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="solids">The list of solids, possibly empty.</param>
/// <param name="meshes">The list of meshes, possibly empty.</param>
/// <returns>The combined list of solids and meshes that are visible given category export settings and view visibility settings.</returns>
public static List <GeometryObject> RemoveInvisibleSolidsAndMeshes(Document doc, ExporterIFC exporterIFC, IList <Solid> solids, IList <Mesh> meshes)
{
List <GeometryObject> geomObjectsIn = new List <GeometryObject>();
geomObjectsIn.AddRange(solids);
geomObjectsIn.AddRange(meshes);
List <GeometryObject> geomObjectsOut = new List <GeometryObject>();
View filterView = ExporterCacheManager.ExportOptionsCache.FilterViewForExport;
foreach (GeometryObject obj in geomObjectsIn)
{
GraphicsStyle gStyle = doc.GetElement(obj.GraphicsStyleId) as GraphicsStyle;
if (gStyle != null)
{
Category graphicsStyleCategory = gStyle.GraphicsStyleCategory;
if (graphicsStyleCategory != null)
{
if (!ElementFilteringUtil.IsCategoryVisible(graphicsStyleCategory, filterView))
{
continue;
}
ElementId catId = graphicsStyleCategory.Id;
string ifcClassName = ExporterUtil.GetIFCClassNameFromExportTable(exporterIFC, catId);
if (!string.IsNullOrEmpty(ifcClassName))
{
bool foundName = String.Compare(ifcClassName, "Default", true) != 0;
if (foundName)
{
IFCExportType exportType = ElementFilteringUtil.GetExportTypeFromClassName(ifcClassName);
if (exportType == IFCExportType.DontExport)
{
continue;
}
}
}
}
}
geomObjectsOut.Add(obj);
}
return(geomObjectsOut);
}
/// <summary>
/// Get the Default IFCExtrusionAxes for host element.
/// Simply having roof/floor/wall/column as Z and everything else as XY.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="hostElement">The host element to get the IFCExtrusionAxes.</param>
/// <returns>TryZ for wall/column/floor/roof elements and TryXY for other elements.</returns>
private static IFCExtrusionAxes GetDefaultExtrusionAxesForHost(ExporterIFC exporterIFC, Element hostElement)
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
switch (exportType)
{
case IFCExportType.IfcWall:
case IFCExportType.IfcColumnType:
case IFCExportType.IfcSlab:
case IFCExportType.IfcRoof:
return(IFCExtrusionAxes.TryZ);
default:
return(IFCExtrusionAxes.TryXY);
}
}
/// <summary>
/// Exports IFC type.
/// </summary>
/// <remarks>
/// This method will override the default value of the elemId label for certain element types, and then pass it on
/// to the generic routine.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC class.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elemId">The element id label.</param>
/// <param name="typeName">The type name.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericType(ExporterIFC exporterIFC,
IFCExportType type,
string ifcEnumType,
HashSet <IFCAnyHandle> propertySets,
IList <IFCAnyHandle> representationMapList,
Element instance,
ElementType symbol)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle typeHandle = null;
try
{
// Skip export type object that does not have associated IfcTypeObject
if (type != IFCExportType.IfcSite && type != IFCExportType.IfcBuildingStorey && type != IFCExportType.IfcSystem &&
type != IFCExportType.IfcZone && type != IFCExportType.IfcGroup && type != IFCExportType.IfcGrid)
{
string elemIdToUse = null;
switch (type)
{
case IFCExportType.IfcFurnitureType:
case IFCExportType.IfcMemberType:
case IFCExportType.IfcPlateType:
{
elemIdToUse = NamingUtil.GetTagOverride(instance, NamingUtil.CreateIFCElementId(instance));
break;
}
}
typeHandle = ExportGenericTypeBase(file, type, ifcEnumType, propertySets, representationMapList, instance, symbol);
if (!string.IsNullOrEmpty(elemIdToUse))
{
IFCAnyHandleUtil.SetAttribute(typeHandle, "Tag", elemIdToUse);
}
}
}
catch
{
}
return(typeHandle);
}
/// <summary>
/// Exports a Group as an IfcGroup.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportGroupElement(ExporterIFC exporterIFC, Group element,
ProductWrapper productWrapper)
{
if (element == null)
{
return(false);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
IFCAnyHandle groupHnd = null;
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string ifcEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
if (exportAs == IFCExportType.IfcGroup)
{
groupHnd = IFCInstanceExporter.CreateGroup(file, guid, ownerHistory, name, description, objectType);
}
if (groupHnd == null)
{
return(false);
}
productWrapper.AddElement(element, groupHnd);
ExporterCacheManager.GroupCache.RegisterGroup(element.Id, groupHnd);
tr.Commit();
return(true);
}
}
// Cannot be implemented until ExportLayerTable can be read. Replacement is ShouldCategoryBeExported()
/*private static ElementFilter GetCategoryFilter()
* {
*
* }*/
/// <summary>
/// Checks if element in certain category should be exported.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <returns>True if the element should be exported, false otherwise.</returns>
public static bool ShouldCategoryBeExported(ExporterIFC exporterIFC, Element element)
{
IFCExportType exportType = IFCExportType.DontExport;
String ifcClassName = ExporterIFCUtils.GetIFCClassName(element, exporterIFC);
if (ifcClassName == "")
{
return(false);
}
bool foundName = String.Compare(ifcClassName, "Default", true) != 0;
if (foundName)
{
exportType = GetExportTypeFromClassName(ifcClassName);
}
// We don't export openings directly, only via the element they are opening.
if (!foundName || (exportType != IFCExportType.DontExport && exportType != IFCExportType.ExportOpeningElement))
{
return(true);
}
return(false);
}
/// <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="exportType">The export type of the element.
/// <param name="ifcEnumType">The sub-type of the element.</param></param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if an entity was created, false otherwise.</returns>
public static bool Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
IFCExportType exportType, string ifcEnumType, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
// CQ_TODO: Clean up this code by at least factoring it out.
// If we are exporting a duct segment, 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 duct segments if the assemblyId is set, as we would like to keep the original duct segment
// associated with the assembly, on the level of the assembly.
if ((exportType == IFCExportType.IfcDuctSegmentType) &&
(ExporterCacheManager.ExportOptionsCache.WallAndColumnSplitting) &&
(element.AssemblyInstanceId == ElementId.InvalidElementId))
{
LevelUtil.CreateSplitLevelRangesForElement(exporterIFC, exportType, element, out levels,
out ranges);
}
int numPartsToExport = ranges.Count;
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
if (0 == numPartsToExport)
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacementToUse = setter.LocalPlacement;
BodyData bodyData = null;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
extraParams.SetLocalPlacement(localPlacementToUse);
IFCAnyHandle productRepresentation =
RepresentationUtil.CreateAppropriateProductDefinitionShape(
exporterIFC, element, catId, geometryElement, bodyExporterOptions, null, extraParams, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return(false);
}
ExportAsMappedItem(exporterIFC, element, file, exportType, ifcEnumType, extraParams,
setter, localPlacementToUse, productRepresentation,
productWrapper);
}
}
}
else
{
for (int ii = 0; ii < numPartsToExport; ii++)
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element, null, null, levels[ii]))
{
IFCAnyHandle localPlacementToUse = setter.LocalPlacement;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
SolidMeshGeometryInfo solidMeshCapsule =
GeometryUtil.GetClippedSolidMeshGeometry(geometryElement, ranges[ii]);
IList <Solid> solids = solidMeshCapsule.GetSolids();
IList <Mesh> polyMeshes = solidMeshCapsule.GetMeshes();
IList <GeometryObject> geomObjects =
FamilyExporterUtil.RemoveInvisibleSolidsAndMeshes(element.Document,
exporterIFC, solids, polyMeshes);
if (geomObjects.Count == 0 && (solids.Count > 0 || polyMeshes.Count > 0))
{
return(false);
}
bool tryToExportAsExtrusion = (!exporterIFC.ExportAs2x2 ||
(exportType == IFCExportType.IfcColumnType));
if (exportType == IFCExportType.IfcColumnType)
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
}
else
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryXYZ;
}
BodyData bodyData = null;
if (geomObjects.Count > 0)
{
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId,
ElementId.InvalidElementId, geomObjects,
bodyExporterOptions, extraParams);
}
else
{
IList <GeometryObject> exportedGeometries = new List <GeometryObject>();
exportedGeometries.Add(geometryElement);
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId,
ElementId.InvalidElementId,
exportedGeometries, bodyExporterOptions,
extraParams);
}
List <IFCAnyHandle> bodyReps = new List <IFCAnyHandle>();
bodyReps.Add(bodyData.RepresentationHnd);
IFCAnyHandle productRepresentation =
IFCInstanceExporter.CreateProductDefinitionShape(exporterIFC.GetFile(), null,
null, bodyReps);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return(false);
}
ExportAsMappedItem(exporterIFC, element, file, exportType, ifcEnumType,
extraParams, setter, localPlacementToUse,
productRepresentation, productWrapper);
}
}
}
}
}
tr.Commit();
}
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 ProductWrapper.
/// </param>
/// <param name="exportParts">
/// Whether to export parts or not.
/// </param>
/// <returns>
/// True if the floor is exported successfully, false otherwise.
/// </returns>
public static void ExportFloor(ExporterIFC exporterIFC, Element floorElement, GeometryElement geometryElement, string ifcEnumType,
ProductWrapper productWrapper, bool exportParts)
{
if (geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
IList <IFCAnyHandle> slabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> brepSlabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> nonBrepSlabHnds = new List <IFCAnyHandle>();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, floorElement, null, null, ExporterUtil.GetBaseLevelIdForElement(floorElement)))
{
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
bool exportedAsInternalExtrusion = false;
double scale = exporterIFC.LinearScale;
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 (!exportParts)
{
// First, 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.
//
if (floorElement is Floor)
{
Floor floor = floorElement as Floor;
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement);
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
if (solids.Count == 1 && meshes.Count == 0)
{
bool completelyClipped;
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 thruough te Revit model orgigin. We'll try the midpoint of the bounding box instead.
BoundingBoxXYZ boundingBox = floor.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 extrusionAnalyzerFloorPlane = new Plane(floorDir, floorOrigin);
HandleAndData floorAndProperties =
ExtrusionExporter.CreateExtrusionWithClippingAndProperties(exporterIFC, floor,
catId, solids[0], extrusionAnalyzerFloorPlane, floorExtrusionDirection, null, out completelyClipped);
if (completelyClipped)
{
return;
}
if (floorAndProperties.Handle != null)
{
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(floorAndProperties.Handle);
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)
{
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);
}
}
if (prodReps.Count == 0)
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporter.GetTessellationLevel();
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;
// Allow export as IfcSlab or IfcFooting. Ignore altIfcEnumType value; use value passed in.
string altIfcEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, floorElement, out altIfcEnumType);
bool exportAsFooting = (exportAs == IFCExportType.ExportFooting);
IFCFootingType?footingType = null;
IFCSlabType? slabType = null;
if (exportAsFooting)
{
footingType = FootingExporter.GetIFCFootingType(ifcEnumType);
}
else
{
slabType = GetIFCSlabType(ifcEnumType);
}
for (int ii = 0; ii < numReps; ii++)
{
string ifcName = NamingUtil.GetNameOverride(floorElement, NamingUtil.GetIFCNamePlusIndex(floorElement, ii == 0 ? -1 : ii + 1));
string ifcDescription = NamingUtil.GetDescriptionOverride(floorElement, null);
string ifcObjectType = NamingUtil.GetObjectTypeOverride(floorElement, exporterIFC.GetFamilyName());
string ifcTag = NamingUtil.GetTagOverride(floorElement, NamingUtil.CreateIFCElementId(floorElement));
string currentGUID = (ii == 0) ? ifcGUID : GUIDUtil.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsInternalExtrusion ? localPlacements[ii] : localPlacement;
IFCAnyHandle slabHnd = null;
if (exportAsFooting)
{
slabHnd = IFCInstanceExporter.CreateFooting(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, footingType.Value);
}
else
{
slabHnd = IFCInstanceExporter.CreateSlab(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, slabType.Value);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, floorElement, slabHnd, productWrapper, placementSetter, localPlacementHnd, null);
}
slabHnds.Add(slabHnd);
if (!exportParts)
{
if (repTypes[ii] == ShapeRepresentationType.Brep)
{
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);
}
if (exportedAsInternalExtrusion)
{
ExporterIFCUtils.ExportExtrudedSlabOpenings(exporterIFC, floorElement, placementSetter,
localPlacements[0], slabHnds, extrusionLoops, floorPlane, productWrapper.ToNative());
}
}
if (!exportParts)
{
if (floorElement is HostObject)
{
HostObject hostObject = floorElement as HostObject;
if (nonBrepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, hostObject, nonBrepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, false);
}
if (brepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, hostObject, brepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, true);
}
}
else if (floorElement is FamilyInstance && slabHnds.Count > 0)
{
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, floorElement);
Document doc = floorElement.Document;
foreach (IFCAnyHandle slabHnd in slabHnds)
{
CategoryUtil.CreateMaterialAssociation(exporterIFC, slabHnd, matId);
}
}
}
}
tr.Commit();
return;
}
}
/// <summary>
/// Checks if export type is flow fitting.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow fitting, false otherwise.
/// </returns>
public static bool IsFlowFittingSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportCableCarrierFittingType &&
exportType <= IFCExportType.ExportPipeFittingType);
}
/// <summary>
/// Checks if export type is room related.
/// </summary>
/// <param name="exportType">The export type.</param>
/// <returns>True if the export type is room related, false otherwise.</returns>
private static bool IsRoomRelated(IFCExportType exportType)
{
return (IsFurnishingElementSubType(exportType) ||
IsDistributionControlElementSubType(exportType) ||
IsDistributionFlowElementSubType(exportType) ||
IsEnergyConversionDeviceSubType(exportType) ||
IsFlowFittingSubType(exportType) ||
IsFlowMovingDeviceSubType(exportType) ||
IsFlowSegmentSubType(exportType) ||
IsFlowStorageDeviceSubType(exportType) ||
IsFlowTerminalSubType(exportType) ||
IsFlowTreatmentDeviceSubType(exportType) ||
IsFlowControllerSubType(exportType));
}
/// <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 IFC type.
/// </summary>
/// <remarks>
/// This method will override the default value of the elemId label for certain element types, and then pass it on
/// to the generic routine.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC class.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elemId">The element id label.</param>
/// <param name="typeName">The IFCPlacementSetter.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericType(ExporterIFC exporterIFC,
IFCExportType type,
string ifcEnumType,
string guid,
string name,
string description,
string applicableOccurrence,
HashSet<IFCAnyHandle> propertySets,
IList<IFCAnyHandle> representationMapList,
string elemId,
string typeName,
Element instance,
ElementType symbol)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string elemIdToUse = elemId;
string instanceElementType = null;
switch (type)
{
case IFCExportType.ExportFurnitureType:
case IFCExportType.ExportMemberType:
case IFCExportType.ExportPlateType:
{
elemIdToUse = NamingUtil.GetTagOverride(instance, NamingUtil.CreateIFCElementId(instance));
instanceElementType = NamingUtil.GetOverrideStringValue(instance, "IfcElementType", typeName);
break;
}
}
IFCAnyHandle typeHandle = ExportGenericTypeBase(file, type, ifcEnumType, guid, ownerHistory, name, description, applicableOccurrence,
null, representationMapList, elemIdToUse, instanceElementType, instance, symbol);
return typeHandle;
}
/// <summary>
/// Checks if export type is distribution flow element.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is distribution flow element, false otherwise.
/// </returns>
public static bool IsDistributionFlowElementSubType(IFCExportType exportType)
{
return(exportType >= IFCExportType.IfcDistributionChamberElementType &&
exportType <= IFCExportType.IfcFlowController);
}
/// <summary>
/// Checks if export type is flow terminal.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow terminal, false otherwise.
/// </returns>
public static bool IsFlowTerminalSubType(IFCExportType exportType)
{
// Note: Implementer's agreement #CV-2x3-166 changes IfcSpaceHeaterType from IfcEnergyConversionDevice to IfcFlowTerminal.
return (exportType >= IFCExportType.ExportAirTerminalType &&
exportType <= IFCExportType.ExportWasteTerminalType) || (exportType == IFCExportType.ExportSpaceHeaterType);
}
/// <summary>
/// Exports a generic family instance as IFC instance.
/// </summary>
/// <param name="type">The export type.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The element.</param>
/// <param name="wrapper">The ProductWrapper.</param>
/// <param name="setter">The IFCPlacementSetter.</param>
/// <param name="extraParams">The extrusion creation data.</param>
/// <param name="instanceGUID">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="instanceName">The name.</param>
/// <param name="instanceDescription">The description.</param>
/// <param name="instanceObjectType">The object type.</param>
/// <param name="productRepresentation">The representation handle.</param>
/// <param name="instanceElemId">The element id label.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericInstance(IFCExportType type,
ExporterIFC exporterIFC, Element familyInstance,
ProductWrapper wrapper, IFCPlacementSetter setter, IFCExtrusionCreationData extraParams,
string instanceGUID, IFCAnyHandle ownerHistory,
string instanceName, string instanceDescription, string instanceObjectType,
IFCAnyHandle productRepresentation,
string instanceTag, IFCAnyHandle overrideLocalPlacement)
{
IFCFile file = exporterIFC.GetFile();
Document doc = familyInstance.Document;
bool isRoomRelated = IsRoomRelated(type);
bool isChildInContainer = familyInstance.AssemblyInstanceId != ElementId.InvalidElementId;
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
ElementId roomId = ElementId.InvalidElementId;
if (isRoomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
}
//should remove the create method where there is no use of this handle for API methods
//some places uses the return value of ExportGenericInstance as input parameter for API methods
IFCAnyHandle instanceHandle = null;
switch (type)
{
case IFCExportType.ExportColumnType:
{
instanceHandle = IFCInstanceExporter.CreateColumn(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMemberType:
{
instanceHandle = IFCInstanceExporter.CreateMember(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
// Register the members's IFC handle for later use by truss export.
ExporterCacheManager.ElementToHandleCache.Register(familyInstance.Id, instanceHandle);
break;
}
case IFCExportType.ExportPlateType:
{
IFCAnyHandle localPlacement = localPlacementToUse;
if (overrideLocalPlacement!= null)
{
isChildInContainer = true;
localPlacement = overrideLocalPlacement;
}
instanceHandle = IFCInstanceExporter.CreatePlate(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacement, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportDiscreteAccessoryType:
{
instanceHandle = IFCInstanceExporter.CreateDiscreteAccessory(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportDistributionControlElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionControlElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
null);
break;
}
case IFCExportType.ExportDistributionElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportFastenerType:
{
instanceHandle = IFCInstanceExporter.CreateFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMechanicalFastenerType:
{
double? nominalDiameter = null;
double? nominalLength = null;
double nominalDiameterVal, nominalLengthVal;
double scale = exporterIFC.LinearScale;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalDiameter", out nominalDiameterVal) != null)
nominalDiameter = nominalDiameterVal * scale;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalLength", out nominalLengthVal) != null)
nominalLength = nominalLengthVal * scale;
instanceHandle = IFCInstanceExporter.CreateMechanicalFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
nominalDiameter, nominalLength);
break;
}
case IFCExportType.ExportRailingType:
{
string strEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, familyInstance, out strEnumType);
instanceHandle = IFCInstanceExporter.CreateRailing(file, instanceGUID, ownerHistory, instanceName, instanceDescription,
instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
RailingExporter.GetIFCRailingType(familyInstance, strEnumType));
break;
}
case IFCExportType.ExportSpace:
{
string instanceLongName = NamingUtil.GetLongNameOverride(familyInstance, NamingUtil.GetLongNameOverride(familyInstance, instanceName));
IFCInternalOrExternal internalOrExternal = CategoryUtil.IsElementExternal(familyInstance) ? IFCInternalOrExternal.External : IFCInternalOrExternal.Internal;
instanceHandle = IFCInstanceExporter.CreateSpace(file, instanceGUID, ownerHistory, instanceName, instanceDescription,
instanceObjectType, localPlacementToUse, productRepresentation, instanceLongName, IFCElementComposition.Element,
internalOrExternal, null);
break;
}
default:
{
if ((type == IFCExportType.ExportFurnishingElement) || IsFurnishingElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFurnishingElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportEnergyConversionDevice) || IsEnergyConversionDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateEnergyConversionDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowFitting) || IsFlowFittingSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowFitting(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowMovingDevice) || IsFlowMovingDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowMovingDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowSegment) || IsFlowSegmentSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowSegment(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowStorageDevice) || IsFlowStorageDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowStorageDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTerminal) || IsFlowTerminalSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTerminal(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTreatmentDevice) || IsFlowTreatmentDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTreatmentDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowController) || IsFlowControllerSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowController(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportDistributionFlowElement) || IsDistributionFlowElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateDistributionFlowElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportBuildingElementProxy) || (type == IFCExportType.ExportBuildingElementProxyType))
{
instanceHandle = IFCInstanceExporter.CreateBuildingElementProxy(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag, null);
}
break;
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
bool containedInSpace = (roomId != ElementId.InvalidElementId);
bool associateToLevel = containedInSpace ? false : !isChildInContainer;
wrapper.AddElement(familyInstance, instanceHandle, setter, extraParams, associateToLevel);
if (containedInSpace)
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
}
return instanceHandle;
}
/// <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;
if (Enum.TryParse <Common.Enums.IFCEntityType>("IfcMechanicalFastener", out elementClassTypeEnum))
{
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;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, coupler, out ifcEnumType);
using (IFCTransaction tr = new IFCTransaction(file))
{
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.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);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
string applicableOccurrence = NamingUtil.GetObjectTypeOverride(familySymbol, typeObjectType);
if (!string.IsNullOrEmpty(applicableOccurrence))
{
IFCAnyHandleUtil.SetAttribute(styleHandle, "ApplicableOccurrence", applicableOccurrence);
}
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.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;
instanceHandle = IFCInstanceExporter.CreateGenericIFCEntity(Common.Enums.IFCEntityType.IfcMechanicalFastener, exporterIFC, coupler, instanceGUID, ownerHistory,
setter.LocalPlacement, productRepresentation);
string instanceName = NamingUtil.GetNameOverride(instanceHandle, coupler, origInstanceName + ": " + idx);
IFCAnyHandleUtil.SetAttribute(instanceHandle, "Name", 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);
}
}
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 = exporterIFC.GetFamilyName();
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);
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>
/// 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="exportType">The export type of the element.
/// <param name="ifcEnumType">The sub-type of the element.</param></param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if an entity was created, false otherwise.</returns>
public static bool Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
IFCExportType exportType, string ifcEnumType, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacementToUse = setter.LocalPlacement;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
extraParams.SetLocalPlacement(localPlacementToUse);
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
BodyData bodyData = null;
IFCAnyHandle productRepresentation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
element, catId, geometryElement, bodyExporterOptions, null, extraParams, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return false;
}
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 = GUIDUtil.CreateGUID(type);
string typeName = NamingUtil.GetNameOverride(type, NamingUtil.GetIFCName(type));
string typeObjectType = NamingUtil.GetObjectTypeOverride(type, NamingUtil.CreateIFCObjectName(exporterIFC, type));
string applicableOccurence = NamingUtil.GetOverrideStringValue(type, "IfcApplicableOccurrence", typeObjectType);
string typeDescription = NamingUtil.GetDescriptionOverride(type, null);
string typeTag = NamingUtil.GetTagOverride(type, NamingUtil.CreateIFCElementId(type));
string typeElementType = NamingUtil.GetOverrideStringValue(type, "IfcElementType", typeName);
IList<IFCAnyHandle> repMapListOpt = new List<IFCAnyHandle>();
IFCAnyHandle styleHandle = FamilyExporterUtil.ExportGenericType(exporterIFC, exportType, ifcEnumType, typeGUID, typeName,
typeDescription, applicableOccurence, null, repMapListOpt, typeTag, typeElementType, element, type);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
productWrapper.RegisterHandleWithElementType(type, styleHandle, null);
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.Register(typeId, false, currentTypeInfo);
}
}
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
bool roomRelated = !FamilyExporterUtil.IsDistributionFlowElementSubType(exportType);
ElementId roomId = ElementId.InvalidElementId;
if (roomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = null;
// For MEP objects
string exportEntityStr = exportType.ToString();
Common.Enums.IFCEntityType exportEntity;
if (String.Compare(exportEntityStr.Substring(exportEntityStr.Length - 4), "Type", true) == 0)
exportEntityStr = exportEntityStr.Substring(0, (exportEntityStr.Length - 4));
if (Enum.TryParse(exportEntityStr, out exportEntity))
{
// For MEP object creation
instanceHandle = IFCInstanceExporter.CreateGenericIFCEntity(exportEntity, file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
return false;
bool relatedToSpace = (roomId != ElementId.InvalidElementId);
productWrapper.AddElement(element, instanceHandle, setter, extraParams, !relatedToSpace);
if (relatedToSpace)
ExporterCacheManager.SpaceInfoCache.RelateToSpace(roomId, instanceHandle);
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, element, extraParams, null,
exporterIFC, localPlacementToUse, setter, productWrapper);
if (currentTypeInfo.IsValid())
ExporterCacheManager.TypeRelationsCache.Add(currentTypeInfo.Style, instanceHandle);
if (bodyData != null && bodyData.MaterialIds.Count != 0)
CategoryUtil.CreateMaterialAssociations(exporterIFC, instanceHandle, bodyData.MaterialIds);
ExporterCacheManager.MEPCache.Register(element, instanceHandle);
tr.Commit();
}
}
}
return true;
}
/// <summary>
/// Checks if export type is flow fitting.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow fitting, false otherwise.
/// </returns>
public static bool IsFlowFittingSubType(IFCExportType exportType)
{
return(exportType >= IFCExportType.IfcCableCarrierFittingType &&
exportType <= IFCExportType.IfcPipeFittingType);
}
/// <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;
ParameterUtil.GetStringValueFromElementOrSymbol(wallElement, "IFCCadLayer", out overrideCADLayer);
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;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, subElem, out ifcEnumType);
if (subElem is Mullion)
{
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x2)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
else
{
IFCAnyHandle currLocalPlacement = currSetter.LocalPlacement;
if (exportType == IFCExportType.IfcCurtainWallType)
{
// 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.
exportType = IFCExportType.IfcMemberType;
ifcEnumType = "MULLION";
}
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subElem as Mullion, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null, currLocalPlacement);
}
}
else
{
FamilyInstance subFamInst = subElem as FamilyInstance;
if (exportType == IFCExportType.IfcCurtainWallType)
{
// 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 == IFCExportType.DontExport) || (exportType == IFCExportType.IfcPlateType) ||
(exportType == IFCExportType.IfcMemberType))
{
exportType = IFCExportType.IfcBuildingElementProxyType;
}
}
else
{
if (exportType == IFCExportType.DontExport)
{
ifcEnumType = "CURTAIN_PANEL";
exportType = IFCExportType.IfcPlateType;
}
}
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, subElem, null, geomElem, productWrapper);
}
}
catch (Exception ex)
{
if (ExporterUtil.IsFatalException(wallElement.Document, ex))
{
throw ex;
}
continue;
}
}
}
}
}
}
/// <summary>
/// Checks if export type is conversion device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is conversion device, false otherwise.
/// </returns>
public static bool IsEnergyConversionDeviceSubType(IFCExportType exportType)
{
// Note: Implementer's agreement #CV-2x3-166 changes IfcSpaceHeaterType from IfcEnergyConversionDevice to IfcFlowTerminal.
return (exportType >= IFCExportType.ExportAirToAirHeatRecoveryType &&
exportType <= IFCExportType.ExportUnitaryEquipmentType) && (exportType != IFCExportType.ExportSpaceHeaterType);
}
/// <summary>
/// Exports an element as an IFC assembly.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportAssemblyInstanceElement(ExporterIFC exporterIFC, AssemblyInstance element,
ProductWrapper productWrapper)
{
if (element == null)
{
return(false);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
IFCAnyHandle assemblyInstanceHnd = null;
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
IFCAnyHandle localPlacement = null;
PlacementSetter placementSetter = null;
IFCLevelInfo levelInfo = null;
bool relateToLevel = true;
string ifcEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
if (exportAs == IFCExportType.IfcSystem)
{
assemblyInstanceHnd = IFCInstanceExporter.CreateSystem(file, guid,
ownerHistory, name, description, objectType);
// Create classification reference when System has classification filed name assigned to it
ClassificationUtil.CreateClassification(exporterIFC, file, element, assemblyInstanceHnd);
HashSet <IFCAnyHandle> relatedBuildings = new HashSet <IFCAnyHandle>();
relatedBuildings.Add(ExporterCacheManager.BuildingHandle);
IFCAnyHandle relServicesBuildings = IFCInstanceExporter.CreateRelServicesBuildings(file, GUIDUtil.CreateGUID(),
ExporterCacheManager.OwnerHistoryHandle, null, null, assemblyInstanceHnd, relatedBuildings);
relateToLevel = false; // Already related to the building via IfcRelServicesBuildings.
}
else
{
using (placementSetter = PlacementSetter.Create(exporterIFC, element))
{
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle representation = null;
// We have limited support for exporting assemblies as other container types.
localPlacement = placementSetter.LocalPlacement;
levelInfo = placementSetter.LevelInfo;
ifcEnumType = IFCValidateEntry.GetValidIFCType(element, ifcEnumType);
switch (exportAs)
{
case IFCExportType.IfcCurtainWall:
assemblyInstanceHnd = IFCInstanceExporter.CreateCurtainWall(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag);
break;
case IFCExportType.IfcRamp:
string rampPredefinedType = RampExporter.GetIFCRampType(ifcEnumType);
assemblyInstanceHnd = IFCInstanceExporter.CreateRamp(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag,
rampPredefinedType);
break;
case IFCExportType.IfcRoof:
assemblyInstanceHnd = IFCInstanceExporter.CreateRoof(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag,
ifcEnumType);
break;
case IFCExportType.IfcStair:
string stairPredefinedType = StairsExporter.GetIFCStairType(ifcEnumType);
assemblyInstanceHnd = IFCInstanceExporter.CreateStair(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag,
stairPredefinedType);
break;
case IFCExportType.IfcWall:
assemblyInstanceHnd = IFCInstanceExporter.CreateWall(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag,
ifcEnumType);
break;
default:
IFCElementAssemblyType assemblyPredefinedType = GetPredefinedTypeFromObjectType(objectType);
assemblyInstanceHnd = IFCInstanceExporter.CreateElementAssembly(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag,
IFCAssemblyPlace.NotDefined, assemblyPredefinedType);
break;
}
}
}
if (assemblyInstanceHnd == null)
{
return(false);
}
// relateToLevel depends on how the AssemblyInstance is being mapped to IFC, above.
productWrapper.AddElement(element, assemblyInstanceHnd, levelInfo, null, relateToLevel);
ExporterCacheManager.AssemblyInstanceCache.RegisterAssemblyInstance(element.Id, assemblyInstanceHnd);
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports a Rebar to IFC ReinforcingBar.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element to be exported.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>The list of IfcReinforcingBar handles created.</returns>
public static ISet <IFCAnyHandle> ExportRebar(ExporterIFC exporterIFC, Element element, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
HashSet <IFCAnyHandle> createdRebars = new HashSet <IFCAnyHandle>();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
if (element is Rebar)
{
GeometryElement rebarGeometry = ExporterIFCUtils.GetRebarGeometry(element as Rebar, ExporterCacheManager.ExportOptionsCache.FilterViewForExport);
// only options are: Not Export, BuildingElementProxy, or ReinforcingBar/Mesh, depending on layout.
// Not Export is handled previously, and ReinforcingBar vs Mesh will be determined below.
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
if (exportType == IFCExportType.IfcBuildingElementProxy ||
exportType == IFCExportType.IfcBuildingElementProxyType)
{
if (rebarGeometry != null)
{
ProxyElementExporter.ExportBuildingElementProxy(exporterIFC, element, rebarGeometry, productWrapper);
transaction.Commit();
}
return(null);
}
}
IFCAnyHandle prodRep = null;
double totalBarLengthUnscale = GetRebarTotalLength(element);
double volumeUnscale = GetRebarVolume(element);
double totalBarLength = UnitUtil.ScaleLength(totalBarLengthUnscale);
if (MathUtil.IsAlmostZero(totalBarLength))
{
return(null);
}
ElementId materialId = ElementId.InvalidElementId;
ParameterUtil.GetElementIdValueFromElementOrSymbol(element, BuiltInParameter.MATERIAL_ID_PARAM, out materialId);
Document doc = element.Document;
ElementId typeId = element.GetTypeId();
RebarBarType elementType = doc.GetElement(element.GetTypeId()) as RebarBarType;
double diameter = UnitUtil.ScaleLength(elementType == null ? 1.0 / 12.0 : elementType.BarDiameter);
double radius = diameter / 2.0;
double longitudinalBarNominalDiameter = diameter;
double longitudinalBarCrossSectionArea = UnitUtil.ScaleArea(volumeUnscale / totalBarLengthUnscale);
double barLength = totalBarLength / GetRebarQuantity(element);
IList <Curve> baseCurves = GetRebarCenterlineCurves(element, true, false, false);
int numberOfBarPositions = GetNumberOfBarPositions(element);
string steelGrade = NamingUtil.GetOverrideStringValue(element, "SteelGrade", null);
// Allow use of IFC2x3 or IFC4 naming.
string predefinedType = NamingUtil.GetOverrideStringValue(element, "BarRole", null);
if (string.IsNullOrWhiteSpace(predefinedType))
{
predefinedType = NamingUtil.GetOverrideStringValue(element, "PredefinedType", null);
}
IFCReinforcingBarRole role = GetReinforcingBarRole(predefinedType);
string origRebarName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string rebarDescription = NamingUtil.GetDescriptionOverride(element, null);
string rebarObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string rebarTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
const int maxBarGUIDS = IFCReinforcingBarSubElements.BarEnd - IFCReinforcingBarSubElements.BarStart + 1;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
IFCAnyHandle originalPlacement = setter.LocalPlacement;
for (int i = 0; i < numberOfBarPositions; i++)
{
if (!DoesBarExistAtPosition(element, i))
{
continue;
}
string rebarName = NamingUtil.GetNameOverride(element, origRebarName + ": " + i);
Transform barTrf = GetBarPositionTransform(element, i);
IList <Curve> curves = new List <Curve>();
double endParam = 0.0;
foreach (Curve baseCurve in baseCurves)
{
if (baseCurve is Arc || baseCurve is Ellipse)
{
if (baseCurve.IsBound)
{
endParam += UnitUtil.ScaleAngle(baseCurve.GetEndParameter(1) - baseCurve.GetEndParameter(0));
}
else
{
endParam += UnitUtil.ScaleAngle(2 * Math.PI);
}
}
else
{
endParam += 1.0;
}
curves.Add(baseCurve.CreateTransformed(barTrf));
}
IFCAnyHandle compositeCurve = GeometryUtil.CreateCompositeCurve(exporterIFC, curves);
IFCAnyHandle sweptDiskSolid = IFCInstanceExporter.CreateSweptDiskSolid(file, compositeCurve, radius, null, 0, endParam);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(sweptDiskSolid);
IFCAnyHandle shapeRep = RepresentationUtil.CreateAdvancedSweptSolidRep(exporterIFC, element, categoryId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null);
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle copyLevelPlacement = (i == 0) ? originalPlacement : ExporterUtil.CopyLocalPlacement(file, originalPlacement);
string rebarGUID = (i < maxBarGUIDS) ?
GUIDUtil.CreateSubElementGUID(element, i + (int)IFCReinforcingBarSubElements.BarStart) :
GUIDUtil.CreateGUID();
IFCAnyHandle elemHnd = IFCInstanceExporter.CreateReinforcingBar(file, rebarGUID, exporterIFC.GetOwnerHistoryHandle(),
rebarName, rebarDescription, rebarObjectType, copyLevelPlacement,
prodRep, rebarTag, steelGrade, longitudinalBarNominalDiameter, longitudinalBarCrossSectionArea,
barLength, role, null);
createdRebars.Add(elemHnd);
productWrapper.AddElement(element, elemHnd, setter.LevelInfo, null, true);
ExporterCacheManager.HandleToElementCache.Register(elemHnd, element.Id);
CategoryUtil.CreateMaterialAssociation(exporterIFC, elemHnd, materialId);
}
}
transaction.Commit();
}
return(createdRebars);
}
/// <summary>
/// Checks if the IFC type is MEP type.
/// </summary>
/// <param name="exportType">IFC Export Type to check</param>
/// <returns>True for MEP type of elements.</returns>
public static bool IsMEPType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportDistributionElement && exportType <= IFCExportType.ExportWasteTerminalType);
}
/// <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="exportType">The export type of the element.
/// <param name="ifcEnumType">The sub-type of the element.</param></param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if an entity was created, false otherwise.</returns>
public static bool Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
IFCExportType exportType, string ifcEnumType, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacementToUse = setter.LocalPlacement;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
extraParams.SetLocalPlacement(localPlacementToUse);
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
BodyData bodyData = null;
IFCAnyHandle productRepresentation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
element, catId, geometryElement, bodyExporterOptions, null, extraParams, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return(false);
}
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 = GUIDUtil.CreateGUID(type);
string typeName = NamingUtil.GetNameOverride(type, NamingUtil.GetIFCName(type));
string typeObjectType = NamingUtil.GetObjectTypeOverride(type, NamingUtil.CreateIFCObjectName(exporterIFC, type));
string applicableOccurence = NamingUtil.GetOverrideStringValue(type, "IfcApplicableOccurrence", typeObjectType);
string typeDescription = NamingUtil.GetDescriptionOverride(type, null);
string typeTag = NamingUtil.GetTagOverride(type, NamingUtil.CreateIFCElementId(type));
string typeElementType = NamingUtil.GetOverrideStringValue(type, "IfcElementType", typeName);
IList <IFCAnyHandle> repMapListOpt = new List <IFCAnyHandle>();
IFCAnyHandle styleHandle = FamilyExporterUtil.ExportGenericType(exporterIFC, exportType, ifcEnumType, typeGUID, typeName,
typeDescription, applicableOccurence, null, repMapListOpt, typeTag, typeElementType, element, type);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
productWrapper.RegisterHandleWithElementType(type, styleHandle, null);
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.Register(typeId, false, currentTypeInfo);
}
}
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
bool roomRelated = !FamilyExporterUtil.IsDistributionFlowElementSubType(exportType);
ElementId roomId = ElementId.InvalidElementId;
if (roomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = null;
// For MEP objects
string exportEntityStr = exportType.ToString();
Common.Enums.IFCEntityType exportEntity;
if (String.Compare(exportEntityStr.Substring(exportEntityStr.Length - 4), "Type", true) == 0)
{
exportEntityStr = exportEntityStr.Substring(0, (exportEntityStr.Length - 4));
}
if (Enum.TryParse(exportEntityStr, out exportEntity))
{
// For MEP object creation
instanceHandle = IFCInstanceExporter.CreateGenericIFCEntity(exportEntity, file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
return(false);
}
bool relatedToSpace = (roomId != ElementId.InvalidElementId);
productWrapper.AddElement(element, instanceHandle, setter, extraParams, !relatedToSpace);
if (relatedToSpace)
{
ExporterCacheManager.SpaceInfoCache.RelateToSpace(roomId, instanceHandle);
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, element, extraParams, null,
exporterIFC, localPlacementToUse, setter, productWrapper);
if (currentTypeInfo.IsValid())
{
ExporterCacheManager.TypeRelationsCache.Add(currentTypeInfo.Style, instanceHandle);
}
if (bodyData != null && bodyData.MaterialIds.Count != 0)
{
CategoryUtil.CreateMaterialAssociations(exporterIFC, instanceHandle, bodyData.MaterialIds);
}
ExporterCacheManager.MEPCache.Register(element, instanceHandle);
tr.Commit();
}
}
}
return(true);
}
/// <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;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, floorElement, out ifcEnumType);
using (IFCTransaction tr = new IFCTransaction(file))
{
bool canExportAsContainerOrWithExtrusionAnalyzer = (!exportParts && (floorElement is Floor));
IList <IFCAnyHandle> slabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> brepSlabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> nonBrepSlabHnds = new List <IFCAnyHandle>();
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, floorElement))
{
IFCAnyHandle localPlacement = placementSetter.LocalPlacement;
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
// 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;
// First, 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 thruough te Revit model orgigin. 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 extrusionAnalyzerFloorPlane = new Plane(floorDir, floorOrigin);
HandleAndData floorAndProperties =
ExtrusionExporter.CreateExtrusionWithClippingAndProperties(exporterIFC, floorElement,
catId, solids[0], extrusionAnalyzerFloorPlane, floorExtrusionDirection, null, out completelyClipped);
if (completelyClipped)
{
return;
}
if (floorAndProperties.Handle != null)
{
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(floorAndProperties.Handle);
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)
{
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);
}
}
if (prodReps.Count == 0)
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
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;
string entityType = null;
switch (exportType)
{
case IFCExportType.IfcFooting:
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
entityType = IFCValidateEntry.GetValidIFCType <Revit.IFC.Export.Toolkit.IFC4.IFCFootingType>(floorElement, ifcEnumType, null);
}
else
{
entityType = IFCValidateEntry.GetValidIFCType <IFCFootingType>(floorElement, ifcEnumType, null);
}
break;
case IFCExportType.IfcCovering:
entityType = IFCValidateEntry.GetValidIFCType <IFCCoveringType>(floorElement, ifcEnumType, "FLOORING");
break;
case IFCExportType.IfcRamp:
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
entityType = IFCValidateEntry.GetValidIFCType <Revit.IFC.Export.Toolkit.IFC4.IFCRampType>(floorElement, ifcEnumType, null);
}
else
{
entityType = 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);
}
entityType = 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 ifcDescription = NamingUtil.GetDescriptionOverride(floorElement, null);
string ifcObjectType = NamingUtil.GetObjectTypeOverride(floorElement, exporterIFC.GetFamilyName());
string ifcTag = NamingUtil.GetTagOverride(floorElement, NamingUtil.CreateIFCElementId(floorElement));
string currentGUID = (ii == 0) ? ifcGUID : GUIDUtil.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsInternalExtrusion ? localPlacements[ii] : localPlacement;
IFCAnyHandle slabHnd = null;
// TODO: replace with CreateGenericBuildingElement.
switch (exportType)
{
case IFCExportType.IfcFooting:
slabHnd = IFCInstanceExporter.CreateFooting(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, entityType);
break;
case IFCExportType.IfcCovering:
slabHnd = IFCInstanceExporter.CreateCovering(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, entityType);
break;
case IFCExportType.IfcRamp:
slabHnd = IFCInstanceExporter.CreateRamp(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, entityType);
break;
default:
slabHnd = IFCInstanceExporter.CreateSlab(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, entityType);
break;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, floorElement, slabHnd, productWrapper, placementSetter, localPlacementHnd, null);
}
slabHnds.Add(slabHnd);
if (!exportParts)
{
if (repTypes[ii] == ShapeRepresentationType.Brep)
{
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);
}
// 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);
}
if (brepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, floorElement, brepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, true);
}
}
}
tr.Commit();
return;
}
}
/// <summary>
/// Check if an element assigned to IfcBuildingElementProxy is of MEP Type (by checking its connectors) to enable IfcBuildingElementProxy to take part
/// in the System component and connectivity
/// </summary>
/// <param name="element">The element</param>
/// <param name="exportType">IFC Export Type to check: only for IfcBuildingElementProxy or IfcBuildingElementProxyType</param>
/// <returns></returns>
public static bool ProxyForMEPType(Element element, IFCExportType exportType)
{
if ((exportType == IFCExportType.IfcBuildingElementProxy) || (exportType == IFCExportType.IfcBuildingElementProxyType))
{
try
{
if (element is FamilyInstance)
{
MEPModel m = ((FamilyInstance)element).MEPModel;
if (m != null && m.ConnectorManager != null)
{
return true;
}
}
else
return false;
}
catch
{
}
}
return false;
}
/// <summary>
/// Checks if export type is distribution flow element.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is distribution flow element, false otherwise.
/// </returns>
public static bool IsDistributionFlowElementSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportDistributionChamberElementType &&
exportType <= IFCExportType.ExportFlowController);
}
/// <summary>
/// Checks if export type is flow segment.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow segment, false otherwise.
/// </returns>
public static bool IsFlowSegmentSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportCableCarrierSegmentType &&
exportType <= IFCExportType.ExportPipeSegmentType);
}
/// <summary>
/// Checks if export type is conversion device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is conversion device, false otherwise.
/// </returns>
public static bool IsEnergyConversionDeviceSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportAirToAirHeatRecoveryType &&
exportType <= IFCExportType.ExportUnitaryEquipmentType);
}
/// <summary>
/// Checks if export type is flow storage device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow storage device, false otherwise.
/// </returns>
public static bool IsFlowStorageDeviceSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportElectricFlowStorageDeviceType &&
exportType <= IFCExportType.ExportTankType);
}
/// <summary>
/// Checks if export type is flow moving device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow moving device, false otherwise.
/// </returns>
public static bool IsFlowMovingDeviceSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportCompressorType &&
exportType <= IFCExportType.ExportPumpType);
}
/// <summary>
/// Checks if the element is MEP type.
/// </summary>
/// <param name="exporterIFC">The IFC exporter object.</param>
/// <param name="element">The element to check.</param>
/// <returns>True for MEP type of elements.</returns>
private bool IsMEPType(ExporterIFC exporterIFC, Element element, IFCExportType exportType)
{
return (ElementFilteringUtil.IsMEPType(exportType) || ElementFilteringUtil.ProxyForMEPType(element, exportType));
}
private static void ExportAsMappedItem(ExporterIFC exporterIFC, Element element, IFCFile file, IFCExportType exportType, string ifcEnumType, IFCExtrusionCreationData extraParams,
PlacementSetter setter, IFCAnyHandle localPlacementToUse, IFCAnyHandle productRepresentation, ProductWrapper productWrapper)
{
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
ElementId typeId = element.GetTypeId();
ElementType type = element.Document.GetElement(typeId) as ElementType;
IFCAnyHandle styleHandle = null;
if (type != null)
{
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.Find(typeId, false, exportType);
bool found = currentTypeInfo.IsValid();
if (!found)
{
string typeObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, type);
HashSet <IFCAnyHandle> propertySetsOpt = new HashSet <IFCAnyHandle>();
IList <IFCAnyHandle> repMapListOpt = new List <IFCAnyHandle>();
styleHandle = FamilyExporterUtil.ExportGenericType(exporterIFC, exportType, ifcEnumType, propertySetsOpt, repMapListOpt, element, type);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
propertySetsOpt = ExporterUtil.ExtractElementTypeProperties(exporterIFC, type, styleHandle);
productWrapper.RegisterHandleWithElementType(type, styleHandle, propertySetsOpt);
string applicableOccurrence = NamingUtil.GetObjectTypeOverride(type, typeObjectType);
if (!string.IsNullOrEmpty(applicableOccurrence))
{
IFCAnyHandleUtil.SetAttribute(styleHandle, "ApplicableOccurrence", applicableOccurrence);
}
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.Register(typeId, false, exportType, currentTypeInfo);
}
}
else
{
styleHandle = currentTypeInfo.Style;
}
}
string instanceGUID = GUIDUtil.CreateGUID(element);
bool roomRelated = !FamilyExporterUtil.IsDistributionFlowElementSubType(exportType);
ElementId roomId = ElementId.InvalidElementId;
if (roomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = null;
// For MEP objects
string exportEntityStr = exportType.ToString();
Common.Enums.IFCEntityType exportEntity;
if (String.Compare(exportEntityStr.Substring(exportEntityStr.Length - 4), "Type", true) == 0)
{
exportEntityStr = exportEntityStr.Substring(0, (exportEntityStr.Length - 4));
}
if (Enum.TryParse(exportEntityStr, out exportEntity))
{
// For MEP object creation
instanceHandle = IFCInstanceExporter.CreateGenericIFCEntity(exportEntity, exporterIFC, element, instanceGUID, ownerHistory,
localPlacementToUse, productRepresentation);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
return;
}
if (roomId != ElementId.InvalidElementId)
{
//exporterIFC.RelateSpatialElement(roomId, instanceHandle);
ExporterCacheManager.SpaceInfoCache.RelateToSpace(roomId, instanceHandle);
productWrapper.AddElement(element, instanceHandle, setter, extraParams, false);
}
else
{
productWrapper.AddElement(element, instanceHandle, setter, extraParams, true);
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, element, extraParams, null, exporterIFC, localPlacementToUse, setter, productWrapper);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
ExporterCacheManager.TypeRelationsCache.Add(styleHandle, instanceHandle);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper.GetAllObjects());
ExporterCacheManager.MEPCache.Register(element, instanceHandle);
// add to system export cache
// SystemExporter.ExportSystem(exporterIFC, element, instanceHandle);
}
/// <summary>
/// Creates a list of ranges to split an element.
/// </summary>
/// <remarks>
/// We may need to split an element (e.g. column) into parts by level.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object. </param>
/// <param name="exportType">The export type. </param>
/// <param name="element">The element. </param>
/// <param name="levels">The levels to split the element.</param>
/// <param name="ranges">The ranges to split the element. These will be non-overlapping.</param>
public static void CreateSplitLevelRangesForElement(ExporterIFC exporterIFC, IFCExportType exportType, Element element,
out IList <ElementId> levels, out IList <IFCRange> ranges)
{
levels = new List <ElementId>();
ranges = new List <IFCRange>();
if (!ExporterCacheManager.ExportOptionsCache.WallAndColumnSplitting)
{
return;
}
double extension = GetLevelExtension();
bool splitByLevel = (exportType == IFCExportType.IfcColumnType || exportType == IFCExportType.IfcWall) || (exportType == IFCExportType.IfcDuctSegmentType);
if (!splitByLevel)
{
return;
}
BoundingBoxXYZ boundingBox = element.get_BoundingBox(null);
if (boundingBox == null)
{
return;
}
{
IFCRange zSpan = new IFCRange(boundingBox.Min.Z, boundingBox.Max.Z);
if (zSpan.Start < zSpan.End)
{
bool firstLevel = true;
ElementId skipToNextLevel = ElementId.InvalidElementId;
// If the base level of the element is set, we will start "looking" at that level. Anything below the base level will be included with the base level.
// We will only do this if the base level is a building story.
ElementId firstLevelId = GetBaseLevelIdForElement(element);
bool foundFirstLevel = (firstLevelId == ElementId.InvalidElementId);
IList <ElementId> levelIds = ExporterCacheManager.LevelInfoCache.BuildingStoreysByElevation;
foreach (ElementId levelId in levelIds)
{
if (!foundFirstLevel)
{
if (levelId != firstLevelId)
{
continue;
}
else
{
foundFirstLevel = true;
}
}
if (skipToNextLevel != ElementId.InvalidElementId && levelId != skipToNextLevel)
{
continue;
}
IFCLevelInfo levelInfo = ExporterCacheManager.LevelInfoCache.GetLevelInfo(exporterIFC, levelId);
if (levelInfo == null)
{
continue;
}
// endBelowLevel
if (zSpan.End < levelInfo.Elevation + extension)
{
continue;
}
// To calculate the distance to the next level, we check to see if the Level UpToLevel built-in parameter
// is set. If so, we calculate the distance by getting the elevation of the UpToLevel level minus the
// current elevation, and use it if it is greater than 0. If it is not greater than 0, or the built-in
// parameter is not set, we use DistanceToNextLevel.
double levelHeight = ExporterCacheManager.LevelInfoCache.FindHeight(levelId);
if (levelHeight < 0.0)
{
levelHeight = CalculateDistanceToNextLevel(element.Document, levelId, levelInfo);
}
skipToNextLevel = ExporterCacheManager.LevelInfoCache.FindNextLevel(levelId);
// startAboveLevel
if ((!MathUtil.IsAlmostZero(levelHeight)) &&
(zSpan.Start > levelInfo.Elevation + levelHeight - extension))
{
continue;
}
bool startBelowLevel = !firstLevel && (zSpan.Start < levelInfo.Elevation - extension);
bool endAboveLevel = ((!MathUtil.IsAlmostZero(levelHeight)) &&
(zSpan.End > levelInfo.Elevation + levelHeight + extension));
if (!startBelowLevel && !endAboveLevel)
{
break;
}
IFCRange currentSpan = new IFCRange(
startBelowLevel ? levelInfo.Elevation : zSpan.Start,
endAboveLevel ? (levelInfo.Elevation + levelHeight) : zSpan.End);
// We want our ranges to be non-overlapping. As such, we'll modify the start parameter
// to be at least as large as the previous end parameter (if any). If this makes the
// range invalid, we won't add it.
if (ranges.Count > 0)
{
IFCRange lastSpan = ranges.Last();
if (lastSpan.End > currentSpan.End - MathUtil.Eps())
{
continue;
}
currentSpan.Start = Math.Max(currentSpan.Start, lastSpan.End);
}
ranges.Add(currentSpan);
levels.Add(levelId);
firstLevel = false;
}
}
}
}
/// <summary>
/// Creates a list of ranges to split an element.
/// </summary>
/// <remarks>
/// We may need to split an element (e.g. column) into parts by level.
/// </remarks>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="exportType">
/// The export type.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="levels">
/// The levels to split the element.
/// </param>
/// <param name="ranges">
/// The ranges to split the element.
/// </param>
public static void CreateSplitLevelRangesForElement(ExporterIFC exporterIFC, IFCExportType exportType, Element element,
out IList <ElementId> levels, out IList <IFCRange> ranges)
{
levels = new List <ElementId>();
ranges = new List <IFCRange>();
double extension = GetLevelExtension();
if ((exportType == IFCExportType.ExportColumnType || exportType == IFCExportType.ExportWall) && (ExporterCacheManager.ExportOptionsCache.WallAndColumnSplitting))
{
BoundingBoxXYZ boundingBox = element.get_BoundingBox(null);
{
IFCRange zSpan = new IFCRange(boundingBox.Min.Z, boundingBox.Max.Z);
if (zSpan.Start < zSpan.End)
{
bool firstLevel = true;
ElementId skipToNextLevel = ElementId.InvalidElementId;
// If the base level of the element is set, we will start "looking" at that level. Anything below the base level will be included with the base level.
// We will only do this if the base level is a building story.
ElementId firstLevelId = GetBaseLevelIdForElement(element);
bool foundFirstLevel = (firstLevelId == ElementId.InvalidElementId);
List <ElementId> levelIds = ExporterCacheManager.LevelInfoCache.LevelsByElevation;
foreach (ElementId levelId in levelIds)
{
if (!foundFirstLevel)
{
if (levelId != firstLevelId)
{
continue;
}
else
{
foundFirstLevel = true;
}
}
if (skipToNextLevel != ElementId.InvalidElementId && levelId != skipToNextLevel)
{
continue;
}
IFCLevelInfo levelInfo = ExporterCacheManager.LevelInfoCache.GetLevelInfo(exporterIFC, levelId);
if (levelInfo == null)
{
continue;
}
// endBelowLevel
if (zSpan.End < levelInfo.Elevation + extension)
{
continue;
}
// To calculate the distance to the next level, we check to see if the Level UpToLevel built-in parameter
// is set. If so, we calculate the distance by getting the elevation of the UpToLevel level minus the
// current elevation, and use it if it is greater than 0. If it is not greater than 0, or the built-in
// parameter is not set, we use DistanceToNextLevel.
double levelHeight = ExporterCacheManager.LevelInfoCache.FindHeight(levelId);
if (levelHeight < 0.0)
{
levelHeight = calculateDistanceToNextLevel(element.Document, levelId, levelInfo);
}
skipToNextLevel = ExporterCacheManager.LevelInfoCache.FindNextLevel(levelId);
// startAboveLevel
if ((!MathUtil.IsAlmostZero(levelHeight)) &&
(zSpan.Start > levelInfo.Elevation + levelHeight - extension))
{
continue;
}
bool startBelowLevel = !firstLevel && (zSpan.Start < levelInfo.Elevation - extension);
bool endAboveLevel = ((!MathUtil.IsAlmostZero(levelHeight)) &&
(zSpan.End > levelInfo.Elevation + levelHeight + extension));
if (!startBelowLevel && !endAboveLevel)
{
break;
}
IFCRange currentSpan = new IFCRange(
startBelowLevel ? levelInfo.Elevation : zSpan.Start,
endAboveLevel ? (levelInfo.Elevation + levelHeight) : zSpan.End);
ranges.Add(currentSpan);
levels.Add(levelId);
firstLevel = false;
}
}
}
}
}
/// <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;
}
if (!asBuildingElement)
{
// 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>("IfcBuildingElementPart", out elementClassTypeEnum))
{
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return;
}
}
}
else
{
string ifcEnumType = null;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
// 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;
}
}
}
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, ExportOptionsCache.ExportTessellationLevel.ExtraLow);
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 = ExporterCacheManager.OwnerHistoryHandle;
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);
OpeningUtil.CreateOpeningsIfNecessary(ifcPart, partElement, extrusionCreationData, bodyData.OffsetTransform, exporterIFC,
extrusionCreationData.GetLocalPlacement(), whichPlacementSetter, productWrapper);
//Add the exported part to exported cache.
TraceExportedParts(partElement, partExportLevel, standaloneExport || asBuildingElement ? ElementId.InvalidElementId : hostElement.Id);
CategoryUtil.CreateMaterialAssociation(exporterIFC, ifcPart, bodyData.MaterialIds);
transaction.Commit();
}
}
}
finally
{
if (standalonePlacementSetter != null)
{
standalonePlacementSetter.Dispose();
}
}
}
/// <summary>
/// Exports a family instance as a mapped item.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="familyInstance">
/// The family instance to be exported.
/// </param>
/// <param name="exportType">
/// The export type.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="wrapper">
/// The IFCProductWrapper.
/// </param>
/// <param name="overrideLevelId">
/// The level id.
/// </param>
/// <param name="range">
/// The range of this family instance to be exported.
/// </param>
public static void ExportFamilyInstanceAsMappedItem(ExporterIFC exporterIFC,
FamilyInstance familyInstance, IFCExportType exportType, string ifcEnumType,
IFCProductWrapper wrapper, ElementId overrideLevelId, UV range)
{
Document doc = familyInstance.Document;
IFCFile file = exporterIFC.GetFile();
FamilySymbol familySymbol = ExporterIFCUtils.GetOriginalSymbol(familyInstance);
if (familySymbol == null)
return;
IFCProductWrapper familyProductWrapper = IFCProductWrapper.Create(wrapper);
double scale = exporterIFC.LinearScale;
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
HostObject hostElement = familyInstance.Host as HostObject; //hostElement could be null
ElementId categoryId = CategoryUtil.GetSafeCategoryId(familySymbol);
//string emptyString = "";
string familyName = familySymbol.Name;
IFCLabel objectType = IFCLabel.Create(familyName);
// A Family Instance can have its own copy of geometry, or use the symbol's copy with a transform.
// The routine below tells us whether to use the Instance's copy or the Symbol's copy.
bool useInstanceGeometry = ExporterIFCUtils.UsesInstanceGeometry(familyInstance);
IList<IFCExtrusionData> cutPairOpeningsForColumns = new List<IFCExtrusionData>();
IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData();
Transform trf = familyInstance.GetTransform();
// Extra information if we are exporting a door or a window.
IFCDoorWindowInfo doorWindowInfo = null;
if (exportType == IFCExportType.ExportDoorType)
doorWindowInfo = IFCDoorWindowInfo.CreateDoorInfo(exporterIFC, familyInstance, familySymbol, hostElement, overrideLevelId, trf);
else if (exportType == IFCExportType.ExportWindowType)
doorWindowInfo = IFCDoorWindowInfo.CreateWindowInfo(exporterIFC, familyInstance, familySymbol, hostElement, overrideLevelId, trf);
IFCTypeInfo typeInfo = new IFCTypeInfo();
XYZ extraOffset = XYZ.Zero;
bool flipped = doorWindowInfo != null ? doorWindowInfo.IsSymbolFlipped : false;
IFCTypeInfo currentTypeInfo = exporterIFC.FindType(familySymbol.Id, flipped);
bool found = currentTypeInfo.IsValid();
Family family = familySymbol.Family;
// TODO: this code to be removed by ExtrusionAnalyzer code.
bool trySpecialColumnCreation = ((exportType == IFCExportType.ExportColumnType) && (!family.IsInPlace));
// We will create a new mapped type if:
// 1. We are exporting part of a column or in-place wall (range != null), OR
// 2. We are using the instance's copy of the geometry (that it, it has unique geometry), OR
// 3. We haven't already created the type.
bool creatingType = ((range != null) || useInstanceGeometry || !found);
if (creatingType)
{
IFCAnyHandle bodyRepresentation = IFCAnyHandle.Create();
IFCAnyHandle planRepresentation = IFCAnyHandle.Create();
// If we are using the instance geometry, ignore the transformation.
if (useInstanceGeometry)
trf = Transform.Identity;
// TODO: this code to be removed by ExtrusionAnalyzer code.
if (trySpecialColumnCreation)
{
XYZ rangeOffset = trf.Origin;
IFCFamilyInstanceExtrusionExportResults results;
if (range != null)
{
results = ExporterIFCUtils.ExportFamilyInstanceAsExtrusion(exporterIFC, familyInstance, useInstanceGeometry, range, overrideLevelId, extraParams);
}
else
{
results = ExporterIFCUtils.ExportFamilyInstanceAsExtrusion(exporterIFC, familyInstance, useInstanceGeometry, overrideLevelId, extraParams);
}
bodyRepresentation = results.GetExtrusionHandle();
extraOffset = results.ExtraOffset;
cutPairOpeningsForColumns = results.GetCutPairOpenings();
if (bodyRepresentation.HasValue)
{
typeInfo.MaterialId = results.MaterialId;
// add in level for real columns, not in-place ones.
Element actualLevel =
(overrideLevelId == ElementId.InvalidElementId) ? familyInstance.Level : doc.get_Element(overrideLevelId);
if (actualLevel != null)
{
IFCLevelInfo levelInfo = exporterIFC.GetLevelInfo(actualLevel.Id);
double nonStoryLevelOffset = LevelUtil.GetNonStoryLevelOffsetIfAny(exporterIFC, actualLevel as Level);
if (range != null)
{
rangeOffset = new XYZ(rangeOffset.X, rangeOffset.Y, levelInfo.Elevation + nonStoryLevelOffset);
}
}
}
rangeOffset += extraOffset;
trf.Origin = rangeOffset;
}
Transform doorWindowTrf = Transform.Identity;
IFCAnyHandle dummyPlacement = IFCAnyHandle.Create();
if (doorWindowInfo != null)
{
doorWindowTrf = ExporterIFCUtils.GetTransformForDoorOrWindow(familyInstance, familySymbol, doorWindowInfo);
}
else
{
dummyPlacement = file.CreateLocalPlacement(IFCAnyHandle.Create(), file.CreateAxis2Placement3D());
extraParams.SetLocalPlacement(dummyPlacement);
}
bool needToCreate2d = (!exporterIFC.ExportAs2x2);
bool needToCreate3d = (!bodyRepresentation.HasValue);
if (needToCreate2d || needToCreate3d)
{
using (IFCTransformSetter trfSetter = IFCTransformSetter.Create())
{
if (doorWindowInfo != null)
{
trfSetter.Initialize(exporterIFC, doorWindowTrf);
}
Options options = new Options();
GeometryElement exportGeometry =
useInstanceGeometry ? familyInstance.get_Geometry(options) : familySymbol.get_Geometry(options);
if (exportGeometry == null)
return;
if (needToCreate3d)
{
IFCSolidMeshGeometryInfo solidMeshInfo;
if (range == null)
solidMeshInfo = ExporterIFCUtils.GetSolidMeshGeometry(exporterIFC, exportGeometry, Transform.Identity);
else
solidMeshInfo = ExporterIFCUtils.GetClippedSolidMeshGeometry(exporterIFC, range, exportGeometry);
IList<Solid> solids = solidMeshInfo.GetSolids();
IList<Mesh> polyMeshes = solidMeshInfo.GetMeshes();
bool tryToExportAsExtrusion = (!exporterIFC.ExportAs2x2 || (exportType == IFCExportType.ExportColumnType));
if (exportType == IFCExportType.ExportColumnType)
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
}
else
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryXYZ;
}
if (solids.Count > 0 || polyMeshes.Count > 0)
{
bodyRepresentation = BodyExporter.ExportBody(familyInstance.Document.Application, exporterIFC, categoryId, solids, polyMeshes,
tryToExportAsExtrusion, extraParams);
typeInfo.MaterialId = BodyExporter.GetBestMaterialIdForGeometry(solids, polyMeshes);
}
else
{
IList<GeometryObject> exportedGeometries = new List<GeometryObject>();
exportedGeometries.Add(exportGeometry);
bodyRepresentation = BodyExporter.ExportBody(familyInstance.Document.Application, exporterIFC, categoryId, exportedGeometries,
tryToExportAsExtrusion, extraParams);
}
if (!bodyRepresentation.HasValue)
{
extraParams.ClearOpenings();
return;
}
}
// if exporting IFC2x3 (or later), export 2D plan rep of family (if it exists).
if (needToCreate2d)
{
HashSet<IFCAnyHandle> curveSet = new HashSet<IFCAnyHandle>();
{
Transform planeTrf = doorWindowTrf.Inverse;
Plane plane = new Plane(planeTrf.get_Basis(0), planeTrf.get_Basis(1), planeTrf.Origin);
XYZ projDir = new XYZ(0, 0, 1);
IFCGeometryInfo IFCGeometryInfo = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, plane, projDir, true);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, IFCGeometryInfo, exportGeometry, planeTrf.Origin, false);
IList<IFCAnyHandle> curves = IFCGeometryInfo.GetCurves();
foreach (IFCAnyHandle curve in curves)
curveSet.Add(curve);
if (curveSet.Count > 0)
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle curveRepresentationItem = file.CreateGeometricSet(curveSet);
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(curveRepresentationItem);
planRepresentation = RepresentationUtil.CreateGeometricSetRep(exporterIFC, categoryId, "Annotation",
contextOfItems2d, bodyItems);
}
}
}
}
}
if (doorWindowInfo != null)
{
typeInfo.SetStyleTransform(doorWindowTrf.Inverse);
}
else
{
if (!MathUtil.IsAlmostZero(extraOffset.DotProduct(extraOffset)))
{
Transform newTransform = typeInfo.GetStyleTransform();
XYZ newOrig = newTransform.Origin + extraOffset;
newTransform.Origin = newOrig;
typeInfo.SetStyleTransform(newTransform);
}
typeInfo.SetStyleTransform(ExporterIFCUtils.GetUnscaledTransform(exporterIFC, extraParams.GetLocalPlacement()));
}
IFCLabel descriptionOpt = IFCLabel.Create();
IFCLabel applicableOccurrenceOpt = IFCLabel.Create();
IFCAnyHandle origin = file.CreateAxis2Placement3D();
IFCAnyHandle repMap2dHnd = IFCAnyHandle.Create();
IFCAnyHandle repMap3dHnd = file.CreateRepresentationMap(origin, bodyRepresentation);
IList<IFCAnyHandle> repMapList = new List<IFCAnyHandle>();
repMapList.Add(repMap3dHnd);
if (planRepresentation.HasValue)
{
repMap2dHnd = file.CreateRepresentationMap(origin, planRepresentation);
repMapList.Add(repMap2dHnd);
}
// for Door, Window
bool paramTakesPrecedence = false; // For Revit, this is currently always false.
bool sizeable = false;
// for many
HashSet<IFCAnyHandle> propertySets = new HashSet<IFCAnyHandle>();
IFCLabel guid = IFCLabel.CreateGUID(familySymbol);
IFCLabel symIdAsLabel = NamingUtil.CreateIFCElementId(familySymbol);
// This covers many generic types. If we can't find it in the list here, do custom exports.
IFCAnyHandle typeStyle = FamilyExporterUtil.ExportGenericType(file, exportType, ifcEnumType, guid,
ownerHistory, objectType, descriptionOpt, applicableOccurrenceOpt, propertySets, repMapList, symIdAsLabel, objectType,
familyInstance, familySymbol);
// Cover special cases not covered above.
if (!typeStyle.HasValue)
{
switch (exportType)
{
case IFCExportType.ExportColumnType:
{
// If we are using the instance GRep, then we have to create a generic GUID for the
// column type, as they share the same ElementId.
IFCLabel colGUID = IFCLabel.Create();
IFCLabel colElemId = IFCLabel.Create();
if (useInstanceGeometry)
{
colGUID = IFCLabel.CreateGUID();
colElemId = NamingUtil.CreateIFCElementId(familyInstance);
}
else
{
colGUID = guid;
colElemId = NamingUtil.CreateIFCElementId(familySymbol);
}
string columnType = "Column";
typeStyle = file.CreateColumnType(columnType, colGUID, ownerHistory, objectType,
descriptionOpt, applicableOccurrenceOpt, propertySets, repMapList, colElemId,
objectType, familyInstance, familySymbol);
break;
}
case IFCExportType.ExportDoorType:
{
string constructionType = string.Empty;
ParameterUtil.GetStringValueFromElementOrSymbol(familyInstance, "Construction", out constructionType);
IFCAnyHandle doorLining = DoorWindowUtil.CreateDoorLiningProperties(exporterIFC, familyInstance);
if (doorLining.HasValue)
propertySets.Add(doorLining);
IList<IFCAnyHandle> doorPanels = DoorWindowUtil.CreateDoorPanelProperties(exporterIFC, doorWindowInfo,
familyInstance);
propertySets.UnionWith(doorPanels);
IFCLabel doorStyleGUID = IFCLabel.CreateGUID();
IFCLabel doorStyleElemId = NamingUtil.CreateIFCElementId(familyInstance);
typeStyle = file.CreateDoorStyle(doorStyleGUID, ownerHistory, objectType,
descriptionOpt, applicableOccurrenceOpt, propertySets, repMapList, doorStyleElemId,
doorWindowInfo.DoorOperationType, constructionType, paramTakesPrecedence, sizeable);
break;
}
case IFCExportType.ExportSystemFurnitureElementType:
{
IFCLabel furnitureId = NamingUtil.CreateIFCElementId(familyInstance);
typeStyle = file.CreateSystemFurnitureElementType(guid, ownerHistory, objectType,
descriptionOpt, applicableOccurrenceOpt, propertySets, repMapList, furnitureId,
objectType);
break;
}
case IFCExportType.ExportWindowType:
{
IFCWindowStyleOperation operationType = DoorWindowUtil.GetIFCWindowStyleOperation(familySymbol);
string constructionType = DoorWindowUtil.GetIFCWindowStyleConstruction(familyInstance, "");
IFCAnyHandle windowLining = DoorWindowUtil.CreateWindowLiningProperties(exporterIFC, familyInstance, descriptionOpt);
if (windowLining.HasValue)
propertySets.Add(windowLining);
IList<IFCAnyHandle> windowPanels =
DoorWindowUtil.CreateWindowPanelProperties(exporterIFC, familyInstance, descriptionOpt);
propertySets.UnionWith(windowPanels);
IFCLabel windowStyleGUID = IFCLabel.CreateGUID();
IFCLabel windowStyleElemId = NamingUtil.CreateIFCElementId(familyInstance);
typeStyle = file.CreateWindowStyle(windowStyleGUID, ownerHistory, objectType,
descriptionOpt, applicableOccurrenceOpt, propertySets, repMapList, windowStyleElemId,
operationType, constructionType, paramTakesPrecedence, sizeable);
break;
}
case IFCExportType.ExportBuildingElementProxy:
default:
{
typeInfo.Set2DMapHandle(repMap2dHnd);
typeInfo.Set3DMapHandle(repMap3dHnd);
break;
}
}
}
typeInfo.SetStyle(typeStyle);
// Transfer extraParams information for certain types.
if (typeStyle.HasValue)
{
if (((exportType == IFCExportType.ExportColumnType) && trySpecialColumnCreation) ||
(exportType == IFCExportType.ExportMemberType))
{
typeInfo.ScaledArea = extraParams.ScaledArea;
typeInfo.ScaledDepth = extraParams.ScaledLength;
typeInfo.ScaledInnerPerimeter = extraParams.ScaledInnerPerimeter;
typeInfo.ScaledOuterPerimeter = extraParams.ScaledOuterPerimeter;
}
}
}
else if (!creatingType && (trySpecialColumnCreation))
{
// still need to modify instance trf for columns.
trf.Origin += GetLevelOffsetForExtrudedColumns(exporterIFC, familyInstance, overrideLevelId, extraParams);
}
if (found && !typeInfo.GetStyle().HasValue)
{
typeInfo = currentTypeInfo;
}
// we'll pretend we succeeded, but we'll do nothing.
if (!typeInfo.GetStyle().HasValue && !typeInfo.Get2DMapHandle().HasValue && !typeInfo.Get3DMapHandle().HasValue)
return;
// add to the map, as long as we are not using range, not using instance geometry, and don't have extra openings.
if ((range == null) && !useInstanceGeometry && (extraParams.GetOpenings().Count == 0))
exporterIFC.AddType(familySymbol.Id, flipped, typeInfo);
Transform oldTrf = new Transform(trf);
XYZ scaledMapOrigin = XYZ.Zero;
trf = trf.Multiply(typeInfo.GetStyleTransform());
// create instance.
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle contextOfItems3d = exporterIFC.Get3DContextHandle();
// for proxies, we store the IfcRepresentationMap directly since there is no style.
IList<IFCAnyHandle> repMapList = IFCGeometryUtils.GetRepresentationMaps(typeInfo.GetStyle());
int numReps = repMapList.Count;
IFCAnyHandle repMap2dHnd = typeInfo.Get2DMapHandle();
IFCAnyHandle repMap3dHnd = typeInfo.Get3DMapHandle();
if (!repMap3dHnd.HasValue && (numReps > 0))
repMap3dHnd = repMapList[0];
if (!repMap2dHnd.HasValue && (numReps > 1))
repMap2dHnd = repMapList[1];
if (repMap3dHnd.HasValue)
{
HashSet<IFCAnyHandle> representations = new HashSet<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap3dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC, categoryId, contextOfItems3d, representations);
if (!shapeRep.HasValue)
return;
shapeReps.Add(shapeRep);
}
if (repMap2dHnd.HasValue)
{
HashSet<IFCAnyHandle> representations = new HashSet<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap2dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreatePlanMappedItemRep(exporterIFC, categoryId, contextOfItems2d, representations);
if (!shapeRep.HasValue)
return;
shapeReps.Add(shapeRep);
}
}
IFCLabel noDescriptionOpt = IFCLabel.Create();
IFCLabel noNameOpt = IFCLabel.Create();
IFCAnyHandle rep = file.CreateProductDefinitionShape(noNameOpt, noDescriptionOpt, shapeReps);
IFCAnyHandle instanceHandle = IFCAnyHandle.Create();
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, familyInstance, trf, null, overrideLevelId))
{
IFCLabel instanceGUID = IFCLabel.CreateGUID(familyInstance);
IFCLabel origInstanceName = NamingUtil.CreateIFCName(exporterIFC, -1);
IFCLabel instanceName = NamingUtil.GetNameOverride(familyInstance, origInstanceName);
IFCLabel instanceDescription = NamingUtil.GetDescriptionOverride(familyInstance, noDescriptionOpt);
IFCLabel instanceObjectType = NamingUtil.GetObjectTypeOverride(familyInstance, objectType);
IFCLabel instanceElemId = NamingUtil.CreateIFCElementId(familyInstance);
IFCAnyHandle localPlacement = setter.GetPlacement();
instanceHandle = FamilyExporterUtil.ExportGenericInstance(exportType, exporterIFC, familyInstance,
wrapper, setter, extraParams, instanceGUID, ownerHistory, instanceName, instanceDescription, instanceObjectType,
rep, instanceElemId);
switch (exportType)
{
case IFCExportType.ExportColumnType:
{
IFCAnyHandle placementToUse = localPlacement;
if (!useInstanceGeometry)
{
Transform openingTrf = new Transform(oldTrf);
Transform extraRot = new Transform(oldTrf);
extraRot.Origin = XYZ.Zero;
openingTrf = openingTrf.Multiply(extraRot);
openingTrf = openingTrf.Multiply(typeInfo.GetStyleTransform());
IFCAnyHandle openingRelativePlacement = file.CreateAxis2Placement3D(openingTrf.Origin * scale,
openingTrf.get_Basis(2), openingTrf.get_Basis(0));
IFCAnyHandle openingPlacement = ExporterUtil.CopyLocalPlacement(file, localPlacement);
IFCGeometryUtils.SetRelativePlacement(openingPlacement, openingRelativePlacement);
placementToUse = openingPlacement;
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, cutPairOpeningsForColumns,
exporterIFC, placementToUse, setter, wrapper);
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
placementToUse, setter, wrapper);
//export Base Quantities.
ExporterIFCUtils.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
CategoryUtil.CreateMaterialAssociation(doc, exporterIFC, instanceHandle, typeInfo.MaterialId);
ExporterIFCUtils.CreateColumnPropertySet(exporterIFC, familyInstance, extraParams, wrapper);
break;
}
case IFCExportType.ExportDoorType:
case IFCExportType.ExportWindowType:
{
double doorHeight = doorWindowInfo.OpeningHeight;
if (doorHeight < MathUtil.Eps())
doorHeight = GetMinSymbolHeight(familySymbol);
double doorWidth = doorWindowInfo.OpeningWidth;
if (doorWidth < MathUtil.Eps())
doorWidth = GetMinSymbolWidth(familySymbol);
IFCMeasureValue height = IFCMeasureValue.Create(doorHeight * scale);
IFCMeasureValue width = IFCMeasureValue.Create(doorWidth * scale);
if (!doorWindowInfo.GetLocalPlacement().HasValue)
doorWindowInfo.SetLocalPlacement(localPlacement);
IFCAnyHandle doorWindowOrigLocalPlacement = doorWindowInfo.GetLocalPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, doorWindowOrigLocalPlacement);
IFCAnyHandle doorWindowRelativePlacement = file.CreateAxis2Placement3D(relTrf);
IFCAnyHandle doorWindowLocalPlacement =
file.CreateLocalPlacement(doorWindowOrigLocalPlacement, doorWindowRelativePlacement);
if (exportType == IFCExportType.ExportDoorType)
instanceHandle = file.CreateDoor(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
rep, instanceElemId, height, width);
else if (exportType == IFCExportType.ExportWindowType)
instanceHandle = file.CreateWindow(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
rep, instanceElemId, height, width);
wrapper.AddElement(instanceHandle, setter, extraParams, true);
exporterIFC.RegisterSpaceBoundingElementHandle(instanceHandle, familyInstance.Id, setter.LevelId);
// only necessary when exporting as possible breps.
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
doorWindowLocalPlacement, setter, wrapper);
if (exporterIFC.ExportBaseQuantities)
ExporterIFCUtils.CreateDoorWindowBaseQuantities(exporterIFC, instanceHandle, (doorHeight * scale), (doorWidth * scale));
if (exportType == IFCExportType.ExportDoorType)
ExporterIFCUtils.CreateDoorPropertySet(exporterIFC, familyInstance, wrapper);
else
ExporterIFCUtils.CreateWindowPropertySet(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportMemberType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
CategoryUtil.CreateMaterialAssociation(doc, exporterIFC, instanceHandle, typeInfo.MaterialId);
//export Base Quantities.
ExporterIFCUtils.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
// TODO: create PropertySet!
//createMemberPropertySet(exporter, pFamInst, pWrapper, extraParams);
ExporterIFCUtils.CreateGenericElementPropertySet(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportPlateType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
CategoryUtil.CreateMaterialAssociation(doc, exporterIFC, instanceHandle, typeInfo.MaterialId);
// TODO: create PropertySet!
//createPlatePropertySet(exporter, pFamInst, pWrapper, extraParams);
ExporterIFCUtils.CreateGenericElementPropertySet(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportTransportElementType:
{
string operationTypeOpt = "";
IFCMeasureValue capByWeightOpt = IFCMeasureValue.Create();
IFCMeasureValue capByNumOpt = IFCMeasureValue.Create();
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
instanceHandle = file.CreateTransportElement(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, rep, instanceElemId, operationTypeOpt, capByWeightOpt, capByNumOpt,
familyInstance, familySymbol);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
ExporterIFCUtils.CreateGenericElementPropertySet(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportBuildingElementProxy:
default:
{
bool isBuildingElementProxy = (exportType == IFCExportType.ExportBuildingElementProxy);
if (!isBuildingElementProxy)
{
if (FamilyExporterUtil.IsDistributionControlElementSubType(exportType))
{
IFCLabel controlElementId = IFCLabel.Create();
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
instanceHandle = file.CreateDistributionControlElement(instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacement, rep, instanceElemId, controlElementId);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
}
else if (!instanceHandle.HasValue)
{
isBuildingElementProxy = true;
}
}
if (isBuildingElementProxy)
{
IFCElementComposition proxyType = IFCElementComposition.Element;
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
instanceHandle = file.CreateBuildingElementProxy(instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, rep, instanceElemId, proxyType);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
}
ExporterIFCUtils.CreateGenericElementPropertySet(exporterIFC, familyInstance, wrapper);
break;
}
}
if (instanceHandle.HasValue)
{
if (doorWindowInfo != null)
{
if (doorWindowInfo.GetOpening().HasValue)
{
IFCLabel relGUID = IFCLabel.CreateGUID();
file.CreateRelFillsElement(relGUID, ownerHistory, IFCLabel.Create(), IFCLabel.Create(), doorWindowInfo.GetOpening(), instanceHandle);
}
else if (doorWindowInfo.NeedsOpening)
{
bool added = doorWindowInfo.SetDelayedFamilyInstance(instanceHandle, localPlacement, doorWindowInfo.AssignedLevelId);
if (added)
exporterIFC.RegisterDoorWindowForOpeningUpdate(doorWindowInfo);
else
{
// we need to fill a later opening.
exporterIFC.RegisterDoorWindowForUncreatedOpening(familyInstance.Id, instanceHandle);
}
}
}
if (typeInfo.GetStyle().HasValue)
exporterIFC.AddTypeRelation(typeInfo.GetStyle(), instanceHandle);
}
}
}
/// <summary>
/// Exports IFC type.
/// </summary>
/// <param name="file">The IFC file.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elementTag">The element tag.</param>
/// <param name="typeName">The type name.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
private static IFCAnyHandle ExportGenericTypeBase(IFCFile file,
IFCExportType originalType,
string ifcEnumType,
string guid,
IFCAnyHandle ownerHistory,
string name,
string description,
string applicableOccurrence,
HashSet <IFCAnyHandle> propertySets,
IList <IFCAnyHandle> representationMapList,
string elementTag,
string typeName,
Element instance,
ElementType symbol)
{
// TODO: This routine needs to be simplified. The long list of IFC2x3 and IFC4 calls to CreateGenericIFCType make it too easy to miss an entry.
Revit.IFC.Common.Enums.IFCEntityType IFCTypeEntity;
string typeAsString = originalType.ToString();
// We'll accept the IFCExportType with or without "Type", but we'll append "Type" if we don't find it.
if (string.Compare(typeAsString.Substring(typeAsString.Length - 4), "Type", true) != 0)
{
typeAsString += "Type";
}
if (!Enum.TryParse(typeAsString, out IFCTypeEntity))
{
return(null); // The export type is unknown IFC type entity
}
if (ExporterCacheManager.ExportOptionsCache.ExportAs4)
{
// TODO: Create a routine that does this mapping automatically.
switch (IFCTypeEntity)
{
case Common.Enums.IFCEntityType.IfcGasTerminalType:
IFCTypeEntity = Common.Enums.IFCEntityType.IfcBurnerType;
typeAsString = IFCExportType.IfcBurnerType.ToString();
break;
case Common.Enums.IFCEntityType.IfcElectricHeaterType:
IFCTypeEntity = Common.Enums.IFCEntityType.IfcSpaceHeaterType;
typeAsString = IFCExportType.IfcSpaceHeaterType.ToString();
break;
}
}
else
{
// TODO: Create a routine that does this mapping automatically.
switch (IFCTypeEntity)
{
case Common.Enums.IFCEntityType.IfcBurnerType:
IFCTypeEntity = Common.Enums.IFCEntityType.IfcGasTerminalType;
typeAsString = IFCExportType.IfcGasTerminalType.ToString();
break;
case Common.Enums.IFCEntityType.IfcSpaceHeaterType:
IFCTypeEntity = Common.Enums.IFCEntityType.IfcElectricHeaterType;
typeAsString = IFCExportType.IfcElectricHeaterType.ToString();
break;
}
}
string[] typeStr = typeAsString.Split('.');
string desireTypeBase = "Revit.IFC.Export.Toolkit.";
string desireTypeBaseExtra = ExporterCacheManager.ExportOptionsCache.ExportAs4 ? ".IFC4" : string.Empty;
string desireType = desireTypeBase + desireTypeBaseExtra + typeStr[typeStr.Length - 1];
object enumValue = null;
{
Type theEnumType = null;
try
{
// Not all entity types have enum values before IFC4.
theEnumType = Type.GetType(desireType, true, true);
}
catch
{
theEnumType = null;
}
if (theEnumType != null)
{
try
{
// Not all entity types have "NotDefined" as an option.
enumValue = Enum.Parse(theEnumType, "NotDefined", true);
}
catch
{
enumValue = null;
}
}
try
{
string value = null;
if ((ParameterUtil.GetStringValueFromElementOrSymbol(instance, "IfcExportType", out value) == null) &&
(ParameterUtil.GetStringValueFromElementOrSymbol(instance, "IfcType", out value) == null))
{
value = ifcEnumType;
}
if (theEnumType != null && !string.IsNullOrEmpty(value))
{
object enumValuePar = Enum.Parse(theEnumType, value, true);
enumValue = enumValuePar;
}
}
catch
{
enumValue = null;
}
}
string enumValueAsString = (enumValue == null) ? null : enumValue.ToString();
return(IFCInstanceExporter.CreateGenericIFCType(IFCTypeEntity, file, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elementTag,
typeName, enumValueAsString));
}
/// <summary>
/// Checks if export type is flow terminal.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow terminal, false otherwise.
/// </returns>
public static bool IsFlowTerminalSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportAirTerminalType &&
exportType <= IFCExportType.ExportWasteTerminalType);
}
/// <summary>
/// Checks if export type is conversion device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is conversion device, false otherwise.
/// </returns>
public static bool IsEnergyConversionDeviceSubType(IFCExportType exportType)
{
// Note: Implementer's agreement #CV-2x3-166 changes IfcSpaceHeaterType from IfcEnergyConversionDevice to IfcFlowTerminal.
return((exportType >= IFCExportType.IfcAirToAirHeatRecoveryType &&
exportType <= IFCExportType.IfcUnitaryEquipmentType) && (exportType != IFCExportType.IfcSpaceHeaterType));
}
/// <summary>
/// Checks if exporting an element as building elment proxy.
/// </summary>
/// <param name="element">The element.</param>
/// <returns>True for exporting as proxy element.</returns>
private bool ExportAsProxy(Element element, IFCExportType exportType)
{
// FaceWall should be exported as IfcWall.
return ((element is FaceWall) || (element is ModelText) || (exportType == IFCExportType.IfcBuildingElementProxy) || (exportType == IFCExportType.IfcBuildingElementProxyType));
}
/// <summary>
/// Checks if export type is flow treatment device.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow treatment device, false otherwise.
/// </returns>
public static bool IsFlowTreatmentDeviceSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportDuctSilencerType &&
exportType <= IFCExportType.ExportFilterType);
}
/// <summary>
/// Checks if the element is MEP type.
/// </summary>
/// <param name="exporterIFC">The IFC exporter object.</param>
/// <param name="element">The element to check.</param>
/// <returns>True for MEP type of elements.</returns>
private bool IsMEPType(ExporterIFC exporterIFC, Element element, IFCExportType exportType)
{
return ElementFilteringUtil.IsMEPType(exportType);
}
/// <summary>
/// Checks if export type is flow controller.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is flow controller, false otherwise.
/// </returns>
public static bool IsFlowControllerSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportAirTerminalBoxType &&
exportType <= IFCExportType.ExportValveType);
}
/// <summary>
/// Exports a family instance as a mapped item.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The family instance to be exported.</param>
/// <param name="exportType">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="wrapper">The ProductWrapper.</param>
/// <param name="overrideLevelId">The level id.</param>
/// <param name="range">The range of this family instance to be exported.</param>
public static void ExportFamilyInstanceAsMappedItem(ExporterIFC exporterIFC,
FamilyInstance familyInstance, IFCExportType exportType, string ifcEnumType,
ProductWrapper wrapper, ElementId overrideLevelId, IFCRange range, IFCAnyHandle parentLocalPlacement)
{
bool exportParts = PartExporter.CanExportParts(familyInstance);
bool isSplit = range != null;
if (exportParts && !PartExporter.CanExportElementInPartExport(familyInstance, isSplit ? overrideLevelId : familyInstance.Level.Id, isSplit))
return;
Document doc = familyInstance.Document;
IFCFile file = exporterIFC.GetFile();
// The "originalFamilySymbol" has the right geometry, but should be used as little as possible.
FamilySymbol originalFamilySymbol = ExporterIFCUtils.GetOriginalSymbol(familyInstance);
FamilySymbol familySymbol = familyInstance.Symbol;
if (originalFamilySymbol == null || familySymbol == null)
return;
ProductWrapper familyProductWrapper = ProductWrapper.Create(wrapper);
double scale = exporterIFC.LinearScale;
Options options = GeometryUtil.GetIFCExportGeometryOptions();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
HostObject hostElement = familyInstance.Host as HostObject; //hostElement could be null
ElementId categoryId = CategoryUtil.GetSafeCategoryId(familySymbol);
//string emptyString = "";
string familyName = familySymbol.Name;
string revitObjectType = familyName;
// A Family Instance can have its own copy of geometry, or use the symbol's copy with a transform.
// The routine below tells us whether to use the Instance's copy or the Symbol's copy.
bool useInstanceGeometry = ExporterIFCUtils.UsesInstanceGeometry(familyInstance);
Transform trf = familyInstance.GetTransform();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
bool exportingDoor = (exportType == IFCExportType.ExportDoorType);
bool exportingWindow = (exportType == IFCExportType.ExportWindowType);
bool exportingHostParts = PartExporter.CanExportParts(hostElement);
HostObject hostElementForDoorWindow = exportingHostParts ? null : hostElement;
// Extra information if we are exporting a door or a window.
IFCDoorWindowInfo doorWindowInfo = null;
if (exportingDoor)
doorWindowInfo = IFCDoorWindowInfo.CreateDoorInfo(exporterIFC, familyInstance, originalFamilySymbol, hostElementForDoorWindow, overrideLevelId, trf);
else if (exportingWindow)
doorWindowInfo = IFCDoorWindowInfo.CreateWindowInfo(exporterIFC, familyInstance, originalFamilySymbol, hostElementForDoorWindow, overrideLevelId, trf);
bool ignoreDoorWindowOpening = ((exportingDoor || exportingWindow) && exportingHostParts);
FamilyTypeInfo typeInfo = new FamilyTypeInfo();
bool flipped = doorWindowInfo != null ? doorWindowInfo.IsSymbolFlipped : false;
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.Find(originalFamilySymbol.Id, flipped);
bool found = currentTypeInfo.IsValid();
Family family = familySymbol.Family;
IList<GeometryObject> geomObjects = new List<GeometryObject>();
Transform offsetTransform = null;
Transform doorWindowTrf = Transform.Identity;
// We will create a new mapped type if:
// 1. We are exporting part of a column or in-place wall (range != null), OR
// 2. We are using the instance's copy of the geometry (that it, it has unique geometry), OR
// 3. We haven't already created the type.
bool creatingType = ((range != null) || useInstanceGeometry || !found);
if (creatingType)
{
IFCAnyHandle bodyRepresentation = null;
IFCAnyHandle planRepresentation = null;
IFCAnyHandle dummyPlacement = null;
if (doorWindowInfo != null)
{
doorWindowTrf = ExporterIFCUtils.GetTransformForDoorOrWindow(familyInstance, originalFamilySymbol, doorWindowInfo);
}
else
{
dummyPlacement = IFCInstanceExporter.CreateLocalPlacement(file, null, ExporterUtil.CreateAxis2Placement3D(file));
extraParams.SetLocalPlacement(dummyPlacement);
}
bool needToCreate2d = ExporterCacheManager.ExportOptionsCache.ExportAnnotations;
GeometryElement exportGeometry =
useInstanceGeometry ? familyInstance.get_Geometry(options) : originalFamilySymbol.get_Geometry(options);
if (!exportParts)
{
using (IFCTransformSetter trfSetter = IFCTransformSetter.Create())
{
if (doorWindowInfo != null)
{
trfSetter.Initialize(exporterIFC, doorWindowTrf);
}
if (exportGeometry == null)
return;
SolidMeshGeometryInfo solidMeshCapsule = null;
if (range == null)
{
solidMeshCapsule = GeometryUtil.GetSplitSolidMeshGeometry(exportGeometry);
}
else
{
solidMeshCapsule = GeometryUtil.GetSplitClippedSolidMeshGeometry(exportGeometry, range);
}
IList<Solid> solids = solidMeshCapsule.GetSolids();
IList<Mesh> polyMeshes = solidMeshCapsule.GetMeshes();
// If we are exporting parts, it is OK to have no geometry here - it will be added by the host Part.
bool hasSolidsOrMeshesInSymbol = (solids.Count > 0 || polyMeshes.Count > 0);
if (range != null && !hasSolidsOrMeshesInSymbol)
return; // no proper split geometry to export.
if (hasSolidsOrMeshesInSymbol)
{
geomObjects = FamilyExporterUtil.RemoveSolidsAndMeshesSetToDontExport(doc, exporterIFC, solids, polyMeshes);
if ((geomObjects.Count == 0))
return; // no proper visible split geometry to export.
}
else
geomObjects.Add(exportGeometry);
bool tryToExportAsExtrusion = (!ExporterCacheManager.ExportOptionsCache.ExportAs2x2 || (exportType == IFCExportType.ExportColumnType));
if (exportType == IFCExportType.ExportColumnType)
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x3CoordinationView2 && solids.Count > 0)
{
LocationPoint point = familyInstance.Location as LocationPoint;
XYZ orig = XYZ.Zero;
if (point != null)
orig = point.Point;
Plane plane = new Plane(XYZ.BasisX, XYZ.BasisY, orig);
bool completelyClipped = false;
HashSet<ElementId> materialIds = null;
bodyRepresentation = ExtrusionExporter.CreateExtrusionWithClipping(exporterIFC, familyInstance,
categoryId, solids, plane, XYZ.BasisZ, null, out completelyClipped, out materialIds);
typeInfo.MaterialIds = materialIds;
}
}
else
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryXYZ;
}
BodyData bodyData = null;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation))
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(tryToExportAsExtrusion);
bodyData = BodyExporter.ExportBody(exporterIFC, familyInstance, categoryId, ElementId.InvalidElementId,
geomObjects, bodyExporterOptions, extraParams);
typeInfo.MaterialIds = bodyData.MaterialIds;
bodyRepresentation = bodyData.RepresentationHnd;
offsetTransform = bodyData.OffsetTransform;
}
// We will allow a door or window to be exported without any geometry, or an element with parts.
// Anything else doesn't really make sense.
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation) && (doorWindowInfo == null))
{
extraParams.ClearOpenings();
return;
}
}
// By default: if exporting IFC2x3 or later, export 2D plan rep of family, if it exists, unless we are exporting Coordination View V2.
// This default can be overridden in the export options.
if (needToCreate2d)
{
XYZ curveOffset = new XYZ(0, 0, 0);
if (offsetTransform != null)
curveOffset = -offsetTransform.Origin / scale;
HashSet<IFCAnyHandle> curveSet = new HashSet<IFCAnyHandle>();
{
Transform planeTrf = doorWindowTrf.Inverse;
Plane plane = new Plane(planeTrf.get_Basis(0), planeTrf.get_Basis(1), planeTrf.Origin);
XYZ projDir = new XYZ(0, 0, 1);
IFCGeometryInfo IFCGeometryInfo = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, plane, projDir, true);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, IFCGeometryInfo, exportGeometry, curveOffset, false);
IList<IFCAnyHandle> curves = IFCGeometryInfo.GetCurves();
foreach (IFCAnyHandle curve in curves)
curveSet.Add(curve);
if (curveSet.Count > 0)
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle curveRepresentationItem = IFCInstanceExporter.CreateGeometricSet(file, curveSet);
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(curveRepresentationItem);
planRepresentation = RepresentationUtil.CreateGeometricSetRep(exporterIFC, familyInstance, categoryId, "FootPrint",
contextOfItems2d, bodyItems);
}
}
}
}
if (doorWindowInfo != null)
typeInfo.StyleTransform = doorWindowTrf.Inverse;
else
typeInfo.StyleTransform = ExporterIFCUtils.GetUnscaledTransform(exporterIFC, extraParams.GetLocalPlacement());
// for many
HashSet<IFCAnyHandle> propertySets = null;
IFCAnyHandle typeStyle = CreateFamilyTypeHandle(exporterIFC, typeInfo, doorWindowInfo, bodyRepresentation, planRepresentation,
familyInstance, familySymbol, originalFamilySymbol, useInstanceGeometry, exportParts,
exportType, revitObjectType, ifcEnumType, out propertySets);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(typeStyle))
{
wrapper.RegisterHandleWithElementType(familySymbol, typeStyle, propertySets);
CategoryUtil.CreateMaterialAssociations(exporterIFC, typeStyle, typeInfo.MaterialIds);
typeInfo.Style = typeStyle;
if ((exportType == IFCExportType.ExportColumnType) || (exportType == IFCExportType.ExportMemberType))
{
typeInfo.ScaledArea = extraParams.ScaledArea;
typeInfo.ScaledDepth = extraParams.ScaledLength;
typeInfo.ScaledInnerPerimeter = extraParams.ScaledInnerPerimeter;
typeInfo.ScaledOuterPerimeter = extraParams.ScaledOuterPerimeter;
}
ClassificationUtil.CreateClassification(exporterIFC, file, familySymbol, typeStyle); // Create other generic classification from ClassificationCode(s)
ClassificationUtil.CreateUniformatClassification(exporterIFC, file, originalFamilySymbol, typeStyle);
}
}
if (found && !typeInfo.IsValid())
typeInfo = currentTypeInfo;
// we'll pretend we succeeded, but we'll do nothing.
if (!typeInfo.IsValid())
return;
// add to the map, as long as we are not using range, not using instance geometry, and don't have extra openings.
if ((range == null) && !useInstanceGeometry && (extraParams.GetOpenings().Count == 0))
ExporterCacheManager.TypeObjectsCache.Register(originalFamilySymbol.Id, flipped, typeInfo);
// If we are using the instance geometry, ignore the transformation.
if (useInstanceGeometry)
trf = Transform.Identity;
if ((range != null) && exportParts)
{
XYZ rangeOffset = trf.Origin;
rangeOffset += new XYZ(0, 0, range.Start);
trf.Origin = rangeOffset;
}
Transform originalTrf = new Transform(trf);
XYZ scaledMapOrigin = XYZ.Zero;
trf = trf.Multiply(typeInfo.StyleTransform);
// create instance.
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle contextOfItems3d = exporterIFC.Get3DContextHandle("Body");
// for proxies, we store the IfcRepresentationMap directly since there is no style.
IFCAnyHandle style = typeInfo.Style;
IList<IFCAnyHandle> repMapList = !IFCAnyHandleUtil.IsNullOrHasNoValue(style) ?
GeometryUtil.GetRepresentationMaps(style) : null;
int numReps = repMapList != null ? repMapList.Count : 0;
IFCAnyHandle repMap2dHnd = typeInfo.Map2DHandle;
IFCAnyHandle repMap3dHnd = typeInfo.Map3DHandle;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repMap3dHnd) && (numReps > 0))
repMap3dHnd = repMapList[0];
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repMap2dHnd) && (numReps > 1))
repMap2dHnd = repMapList[1];
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap3dHnd))
{
IList<IFCAnyHandle> representations = new List<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap3dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC, familyInstance, categoryId, contextOfItems3d,
representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return;
shapeReps.Add(shapeRep);
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap2dHnd))
{
HashSet<IFCAnyHandle> representations = new HashSet<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap2dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreatePlanMappedItemRep(exporterIFC, familyInstance, categoryId, contextOfItems2d,
representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return;
shapeReps.Add(shapeRep);
}
}
IFCAnyHandle boundingBoxRep = null;
Transform boundingBoxTrf = (offsetTransform != null) ? offsetTransform.Inverse : Transform.Identity;
if (geomObjects.Count > 0)
boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geomObjects, boundingBoxTrf);
else
{
boundingBoxTrf = boundingBoxTrf.Multiply(trf.Inverse);
boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, familyInstance.get_Geometry(options), boundingBoxTrf);
}
if (boundingBoxRep != null)
shapeReps.Add(boundingBoxRep);
IFCAnyHandle repHnd = (shapeReps.Count > 0) ? IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps) : null;
// We won't create the instance if:
// (1) we are exporting to CV2.0, (2) we have no 2D, 3D, or bounding box geometry, and (3) we aren't exporting parts.
if (!(repHnd == null && ExporterCacheManager.ExportOptionsCache.ExportAs2x3CoordinationView2 && !exportParts))
{
IFCAnyHandle instanceHandle = null;
if (overrideLevelId == ElementId.InvalidElementId)
overrideLevelId = ExporterUtil.GetBaseLevelIdForElement(familyInstance);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, familyInstance, trf, null, overrideLevelId))
{
string instanceGUID = GUIDUtil.CreateGUID(familyInstance);
string instanceName = NamingUtil.GetNameOverride(familyInstance, NamingUtil.GetIFCName(familyInstance));
string instanceDescription = NamingUtil.GetDescriptionOverride(familyInstance, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(familyInstance, revitObjectType);
string instanceTag = NamingUtil.GetTagOverride(familyInstance, NamingUtil.CreateIFCElementId(familyInstance));
bool isChildInContainer = familyInstance.AssemblyInstanceId != ElementId.InvalidElementId;
IFCAnyHandle localPlacement = setter.GetPlacement();
IFCAnyHandle overrideLocalPlacement = null;
if (parentLocalPlacement != null)
{
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(parentLocalPlacement, localPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle relativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle plateLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, parentLocalPlacement, relativePlacement);
overrideLocalPlacement = plateLocalPlacement;
}
instanceHandle = FamilyExporterUtil.ExportGenericInstance(exportType, exporterIFC, familyInstance,
wrapper, setter, extraParams, instanceGUID, ownerHistory, instanceName, instanceDescription, instanceObjectType,
exportParts ? null : repHnd, instanceTag, overrideLocalPlacement);
if (exportParts)
PartExporter.ExportHostPart(exporterIFC, familyInstance, instanceHandle, familyProductWrapper, setter, setter.GetPlacement(), overrideLevelId);
if (ElementFilteringUtil.IsMEPType(exportType) || ElementFilteringUtil.ProxyForMEPType(familyInstance, exportType))
{
ExporterCacheManager.MEPCache.Register(familyInstance, instanceHandle);
// For ducts and pipes, check later if there is an associated duct or pipe.
if (exportType == IFCExportType.ExportDuctFittingType || exportType == IFCExportType.ExportPipeFittingType ||
exportType == IFCExportType.ExportDuctSegmentType || exportType == IFCExportType.ExportPipeSegmentType)
ExporterCacheManager.MEPCache.CoveredElementsCache.Add(familyInstance.Id);
}
switch (exportType)
{
case IFCExportType.ExportColumnType:
{
IFCAnyHandle placementToUse = localPlacement;
if (!useInstanceGeometry)
{
bool needToCreateOpenings = OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = new Transform(originalTrf);
Transform extraRot = new Transform(originalTrf);
extraRot.Origin = XYZ.Zero;
openingTrf = openingTrf.Multiply(extraRot);
openingTrf = openingTrf.Multiply(typeInfo.StyleTransform);
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, openingTrf.Origin * scale,
openingTrf.get_Basis(2), openingTrf.get_Basis(0));
IFCAnyHandle openingPlacement = ExporterUtil.CopyLocalPlacement(file, localPlacement);
GeometryUtil.SetRelativePlacement(openingPlacement, openingRelativePlacement);
placementToUse = openingPlacement;
}
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, offsetTransform,
exporterIFC, placementToUse, setter, wrapper);
//export Base Quantities.
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
break;
}
case IFCExportType.ExportDoorType:
case IFCExportType.ExportWindowType:
{
double doorHeight = doorWindowInfo.OpeningHeight;
if (doorHeight < MathUtil.Eps())
doorHeight = GetMinSymbolHeight(originalFamilySymbol) * scale;
else
{
// The native OpeningHeight code is not reliable if the opening has an arc in the boundary. Potentially fix this case.
doorHeight = PotentiallyCorrectDoorHeight(doorWindowInfo.GetOpening(), doorHeight * scale);
}
double doorWidth = doorWindowInfo.OpeningWidth;
if (doorWidth < MathUtil.Eps())
doorWidth = GetMinSymbolWidth(originalFamilySymbol);
double height = doorHeight; // Already scaled.
double width = doorWidth * scale;
IFCAnyHandle doorWindowLocalPlacement = null;
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(overrideLocalPlacement))
doorWindowLocalPlacement = overrideLocalPlacement;
else
{
if (IFCAnyHandleUtil.IsNullOrHasNoValue(doorWindowInfo.GetLocalPlacement()))
doorWindowInfo.SetLocalPlacement(localPlacement);
IFCAnyHandle doorWindowOrigLocalPlacement = doorWindowInfo.GetLocalPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, doorWindowOrigLocalPlacement);
IFCAnyHandle doorWindowRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, relTrf.Origin, relTrf.BasisZ, relTrf.BasisX);
doorWindowLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, doorWindowOrigLocalPlacement, doorWindowRelativePlacement);
}
if (exportType == IFCExportType.ExportDoorType)
instanceHandle = IFCInstanceExporter.CreateDoor(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
repHnd, instanceTag, height, width);
else if (exportType == IFCExportType.ExportWindowType)
instanceHandle = IFCInstanceExporter.CreateWindow(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
repHnd, instanceTag, height, width);
wrapper.AddElement(familyInstance, instanceHandle, setter, extraParams, true);
exporterIFC.RegisterSpaceBoundingElementHandle(instanceHandle, familyInstance.Id, setter.LevelId);
IFCAnyHandle placementToUse = doorWindowLocalPlacement;
if (!useInstanceGeometry)
{
// correct the placement to the symbol space
bool needToCreateOpenings = OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = Transform.Identity;
openingTrf.Origin = new XYZ(0, 0, setter.Offset);
openingTrf = openingTrf.Multiply(doorWindowTrf);
XYZ scaledOrigin = openingTrf.Origin * exporterIFC.LinearScale;
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, scaledOrigin, openingTrf.BasisZ, openingTrf.BasisX);
IFCAnyHandle openingLocalPlacement =
IFCInstanceExporter.CreateLocalPlacement(file, doorWindowLocalPlacement, openingRelativePlacement);
placementToUse = openingLocalPlacement;
}
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, offsetTransform,
exporterIFC, placementToUse, setter, wrapper);
break;
}
case IFCExportType.ExportMemberType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, offsetTransform,
exporterIFC, localPlacement, setter, wrapper);
//export Base Quantities.
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
break;
}
case IFCExportType.ExportPlateType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, offsetTransform,
exporterIFC, localPlacement, setter, wrapper);
break;
}
case IFCExportType.ExportTransportElementType:
{
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
IFCTransportElementType operationType = FamilyExporterUtil.GetTransportElementType(familyInstance);
double capacityByWeight = 0.0;
ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "IfcCapacityByWeight", out capacityByWeight);
double capacityByNumber = 0.0;
ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "IfcCapacityByNumber", out capacityByNumber);
instanceHandle = IFCInstanceExporter.CreateTransportElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, repHnd, instanceTag, operationType, capacityByWeight, capacityByNumber);
bool containedInSpace = (roomId != ElementId.InvalidElementId);
wrapper.AddElement(familyInstance, instanceHandle, setter, extraParams, !containedInSpace);
if (containedInSpace)
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
break;
}
//case IFCExportType.ExportBuildingElementProxy:
//case IFCExportType.ExportBuildingElementProxyType:
default:
{
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
bool isBuildingElementProxy =
((exportType == IFCExportType.ExportBuildingElementProxy) ||
(exportType == IFCExportType.ExportBuildingElementProxyType));
IFCAnyHandle localPlacementToUse = null;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
if (!isBuildingElementProxy && FamilyExporterUtil.IsDistributionControlElementSubType(exportType))
{
string ifcelementType = null;
ParameterUtil.GetStringValueFromElement(familyInstance.Id, "IfcElementType", out ifcelementType);
instanceHandle = IFCInstanceExporter.CreateDistributionControlElement(file, instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, repHnd, instanceTag, ifcelementType);
}
else
{
instanceHandle = IFCInstanceExporter.CreateBuildingElementProxy(file, instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, repHnd, instanceTag, null);
}
bool containedInSpace = (roomId != ElementId.InvalidElementId);
bool associateToLevel = containedInSpace ? false : !isChildInContainer;
wrapper.AddElement(familyInstance, instanceHandle, setter, extraParams, associateToLevel);
if (containedInSpace)
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
}
IFCAnyHandle placementToUse = localPlacement;
if (!useInstanceGeometry)
{
bool needToCreateOpenings = OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = new Transform(originalTrf);
Transform extraRot = new Transform(originalTrf);
extraRot.Origin = XYZ.Zero;
openingTrf = openingTrf.Multiply(extraRot);
openingTrf = openingTrf.Multiply(typeInfo.StyleTransform);
XYZ scaledOrigin = openingTrf.Origin * scale;
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, scaledOrigin,
openingTrf.get_Basis(2), openingTrf.get_Basis(0));
IFCAnyHandle openingPlacement = ExporterUtil.CopyLocalPlacement(file, localPlacement);
GeometryUtil.SetRelativePlacement(openingPlacement, openingRelativePlacement);
placementToUse = openingPlacement;
}
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, offsetTransform,
exporterIFC, placementToUse, setter, wrapper);
break;
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
ExporterCacheManager.HandleToElementCache.Register(instanceHandle, familyInstance.Id);
if (doorWindowInfo != null)
{
if (!ignoreDoorWindowOpening)
{
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(doorWindowInfo.GetOpening()))
{
string relGUID = GUIDUtil.CreateGUID();
IFCInstanceExporter.CreateRelFillsElement(file, relGUID, ownerHistory, null, null, doorWindowInfo.GetOpening(), instanceHandle);
}
else if (doorWindowInfo.NeedsOpening)
{
bool added = doorWindowInfo.SetDelayedFamilyInstance(instanceHandle, localPlacement, doorWindowInfo.AssignedLevelId);
if (added)
exporterIFC.RegisterDoorWindowForOpeningUpdate(doorWindowInfo);
else
{
// we need to fill a later opening.
exporterIFC.RegisterDoorWindowForUncreatedOpening(familyInstance.Id, instanceHandle);
}
}
}
}
if (!exportParts)
CategoryUtil.CreateMaterialAssociations(exporterIFC, instanceHandle, typeInfo.MaterialIds);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(typeInfo.Style))
ExporterCacheManager.TypeRelationsCache.Add(typeInfo.Style, instanceHandle);
}
}
}
}
}
/// <summary>
/// Checks if export type is furnishing element.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is furnishing element, false otherwise.
/// </returns>
public static bool IsFurnishingElementSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportFurnitureType &&
exportType <= IFCExportType.ExportSystemFurnitureElementType);
}
/// <summary>
/// Split associated parts when host element is split by level.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="hostElement">The host element havign associtaed parts.</param>
/// <param name="associatedPartsList">The list of associtated parts.</param>
private static void SplitParts(ExporterIFC exporterIFC, Element hostElement, List <ElementId> associatedPartsList)
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
// Split the host to find the orphan parts.
IList <ElementId> orphanLevels = new List <ElementId>();
IList <ElementId> hostLevels = new List <ElementId>();
IList <IFCRange> hostRanges = new List <IFCRange>();
LevelUtil.CreateSplitLevelRangesForElement(exporterIFC, exportType, hostElement, out hostLevels, out hostRanges);
orphanLevels = hostLevels;
// Split each Parts
IList <ElementId> levels = new List <ElementId>();
IList <IFCRange> ranges = new List <IFCRange>();
// Dictionary to storage the level and its parts.
Dictionary <ElementId, List <KeyValuePair <Part, IFCRange> > > levelParts = new Dictionary <ElementId, List <KeyValuePair <Part, IFCRange> > >();
foreach (ElementId partId in associatedPartsList)
{
Part part = hostElement.Document.GetElement(partId) as Part;
LevelUtil.CreateSplitLevelRangesForElement(exporterIFC, exportType, part, out levels, out ranges);
// if the parts are above top level, associate them with nearest bottom level.
if (ranges.Count == 0)
{
ElementId bottomLevelId = FindPartSplitLevel(exporterIFC, part);
if (bottomLevelId == ElementId.InvalidElementId)
{
bottomLevelId = part.LevelId;
}
if (!levelParts.ContainsKey(bottomLevelId))
{
levelParts.Add(bottomLevelId, new List <KeyValuePair <Part, IFCRange> >());
}
KeyValuePair <Part, IFCRange> splitPartRange = new KeyValuePair <Part, IFCRange>(part, null);
levelParts[bottomLevelId].Add(splitPartRange);
continue;
}
// The parts split by levels are stored in dictionary.
for (int ii = 0; ii < ranges.Count; ii++)
{
if (!levelParts.ContainsKey(levels[ii]))
{
levelParts.Add(levels[ii], new List <KeyValuePair <Part, IFCRange> >());
}
KeyValuePair <Part, IFCRange> splitPartRange = new KeyValuePair <Part, IFCRange>(part, ranges[ii]);
levelParts[levels[ii]].Add(splitPartRange);
}
if (levels.Count > hostLevels.Count)
{
orphanLevels = orphanLevels.Union <ElementId>(levels).ToList();
}
}
ExporterCacheManager.HostPartsCache.Register(hostElement.Id, levelParts);
// The levels of orphan part.
orphanLevels = orphanLevels.Where(number => !hostLevels.Contains(number)).ToList();
List <KeyValuePair <ElementId, IFCRange> > levelRangePairList = new List <KeyValuePair <ElementId, IFCRange> >();
foreach (ElementId orphanLevelId in orphanLevels)
{
IFCLevelInfo levelInfo = ExporterCacheManager.LevelInfoCache.GetLevelInfo(exporterIFC, orphanLevelId);
if (levelInfo == null)
{
continue;
}
double levelHeight = ExporterCacheManager.LevelInfoCache.FindHeight(orphanLevelId);
IFCRange levelRange = new IFCRange(levelInfo.Elevation, levelInfo.Elevation + levelHeight);
List <KeyValuePair <Part, IFCRange> > splitPartRangeList = new List <KeyValuePair <Part, IFCRange> >();
splitPartRangeList = ExporterCacheManager.HostPartsCache.Find(hostElement.Id, orphanLevelId);
IFCRange highestRange = levelRange;
foreach (KeyValuePair <Part, IFCRange> partRange in splitPartRangeList)
{
if (partRange.Value.End > highestRange.End)
{
highestRange = partRange.Value;
}
}
levelRangePairList.Add(new KeyValuePair <ElementId, IFCRange>(orphanLevelId, highestRange));
}
if (levelRangePairList.Count > 0)
{
ExporterCacheManager.DummyHostCache.Register(hostElement.Id, levelRangePairList);
}
}
/// <summary>
/// Exports a generic family instance as IFC instance.
/// </summary>
/// <param name="type">The export type.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The element.</param>
/// <param name="wrapper">The IFCProductWrapper.</param>
/// <param name="setter">The IFCPlacementSetter.</param>
/// <param name="extraParams">The extrusion creation data.</param>
/// <param name="instanceGUID">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="instanceName">The name.</param>
/// <param name="instanceDescription">The description.</param>
/// <param name="instanceObjectType">The object type.</param>
/// <param name="productRepresentation">The representation handle.</param>
/// <param name="instanceElemId">The element id label.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericInstance(IFCExportType type,
ExporterIFC exporterIFC, Element familyInstance,
IFCProductWrapper wrapper, IFCPlacementSetter setter, IFCExtrusionCreationData extraParams,
IFCLabel instanceGUID, IFCAnyHandle ownerHistory,
IFCLabel instanceName, IFCLabel instanceDescription, IFCLabel instanceObjectType,
IFCAnyHandle productRepresentation,
IFCLabel instanceElemId)
{
IFCFile file = exporterIFC.GetFile();
Document doc = familyInstance.Document;
bool isRoomRelated = IsRoomRelated(type);
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
ElementId roomId = ElementId.InvalidElementId;
if (isRoomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = IFCAnyHandle.Create();
switch (type)
{
case IFCExportType.ExportColumnType:
{
instanceHandle = file.CreateColumn(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
case IFCExportType.ExportMemberType:
{
instanceHandle = file.CreateMember(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
case IFCExportType.ExportPlateType:
{
instanceHandle = file.CreatePlate(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
default:
{
if (IsFurnishingElementSubType(type))
{
instanceHandle = file.CreateFurnishingElement(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsDistributionFlowElementSubType(type))
{
instanceHandle = file.CreateDistributionFlowElement(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsEnergyConversionDeviceSubType(type))
{
instanceHandle = file.CreateEnergyConversionDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowFittingSubType(type))
{
instanceHandle = file.CreateFlowFitting(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowMovingDeviceSubType(type))
{
instanceHandle = file.CreateFlowMovingDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowSegmentSubType(type))
{
instanceHandle = file.CreateFlowSegment(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowStorageDeviceSubType(type))
{
instanceHandle = file.CreateFlowStorageDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowTerminalSubType(type))
{
instanceHandle = file.CreateFlowTerminal(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowTreatmentDeviceSubType(type))
{
instanceHandle = file.CreateFlowTreatmentDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowControllerSubType(type))
{
instanceHandle = file.CreateFlowController(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
break;
}
}
if (instanceHandle.HasValue)
{
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
}
return instanceHandle;
}
/// <summary>
/// Exports a family instance as a mapped item.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="familyInstance">
/// The family instance to be exported.
/// </param>
/// <param name="exportType">
/// The export type.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="wrapper">
/// The ProductWrapper.
/// </param>
/// <param name="overrideLevelId">
/// The level id.
/// </param>
/// <param name="range">
/// The range of this family instance to be exported.
/// </param>
public static void ExportFamilyInstanceAsMappedItem(ExporterIFC exporterIFC,
FamilyInstance familyInstance, IFCExportType exportType, string ifcEnumType,
ProductWrapper wrapper, ElementId overrideLevelId, IFCRange range, IFCAnyHandle parentLocalPlacement)
{
bool exportParts = PartExporter.CanExportParts(familyInstance);
bool isSplit = range != null;
if (exportParts && !PartExporter.CanExportElementInPartExport(familyInstance, isSplit ? overrideLevelId : familyInstance.Level.Id, isSplit))
return;
Document doc = familyInstance.Document;
IFCFile file = exporterIFC.GetFile();
FamilySymbol familySymbol = ExporterIFCUtils.GetOriginalSymbol(familyInstance);
if (familySymbol == null)
return;
ProductWrapper familyProductWrapper = ProductWrapper.Create(wrapper);
double scale = exporterIFC.LinearScale;
Options options = GeometryUtil.GetIFCExportGeometryOptions();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
HostObject hostElement = familyInstance.Host as HostObject; //hostElement could be null
ElementId categoryId = CategoryUtil.GetSafeCategoryId(familySymbol);
//string emptyString = "";
string familyName = familySymbol.Name;
string objectType = familyName;
// A Family Instance can have its own copy of geometry, or use the symbol's copy with a transform.
// The routine below tells us whether to use the Instance's copy or the Symbol's copy.
bool useInstanceGeometry = ExporterIFCUtils.UsesInstanceGeometry(familyInstance);
IList<IFCExtrusionData> cutPairOpeningsForColumns = new List<IFCExtrusionData>();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
Transform trf = familyInstance.GetTransform();
// Extra information if we are exporting a door or a window.
IFCDoorWindowInfo doorWindowInfo = null;
if (exportType == IFCExportType.ExportDoorType)
doorWindowInfo = IFCDoorWindowInfo.CreateDoorInfo(exporterIFC, familyInstance, familySymbol, hostElement, overrideLevelId, trf);
else if (exportType == IFCExportType.ExportWindowType)
doorWindowInfo = IFCDoorWindowInfo.CreateWindowInfo(exporterIFC, familyInstance, familySymbol, hostElement, overrideLevelId, trf);
FamilyTypeInfo typeInfo = new FamilyTypeInfo();
XYZ extraOffset = XYZ.Zero;
bool flipped = doorWindowInfo != null ? doorWindowInfo.IsSymbolFlipped : false;
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.Find(familySymbol.Id, flipped);
bool found = currentTypeInfo.IsValid();
Family family = familySymbol.Family;
// TODO: this code to be removed by ExtrusionAnalyzer code.
bool trySpecialColumnCreation = ((exportType == IFCExportType.ExportColumnType) && (!family.IsInPlace));
IList<GeometryObject> geomObjects = new List<GeometryObject>();
Transform brepOffsetTransform = null;
Transform doorWindowTrf = Transform.Identity;
// We will create a new mapped type if:
// 1. We are exporting part of a column or in-place wall (range != null), OR
// 2. We are using the instance's copy of the geometry (that it, it has unique geometry), OR
// 3. We haven't already created the type.
bool creatingType = ((range != null) || useInstanceGeometry || !found);
if (creatingType)
{
IFCAnyHandle bodyRepresentation = null;
IFCAnyHandle planRepresentation = null;
// If we are using the instance geometry, ignore the transformation.
if (useInstanceGeometry)
trf = Transform.Identity;
// TODO: this code to be removed by ExtrusionAnalyzer code.
if (trySpecialColumnCreation)
{
XYZ rangeOffset = trf.Origin;
IFCFamilyInstanceExtrusionExportResults results;
results = ExporterIFCUtils.ExportFamilyInstanceAsExtrusion(exporterIFC, familyInstance, useInstanceGeometry, range, overrideLevelId, extraParams);
bodyRepresentation = results.GetExtrusionHandle();
extraOffset = results.ExtraOffset;
cutPairOpeningsForColumns = results.GetCutPairOpenings();
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation))
{
typeInfo.MaterialIds.Add(results.MaterialId);
// add in level for real columns, not in-place ones.
Element actualLevel =
(overrideLevelId == ElementId.InvalidElementId) ? familyInstance.Level : doc.GetElement(overrideLevelId);
if (actualLevel != null)
{
IFCLevelInfo levelInfo = exporterIFC.GetLevelInfo(actualLevel.Id);
double nonStoryLevelOffset = LevelUtil.GetNonStoryLevelOffsetIfAny(exporterIFC, actualLevel as Level);
if (range != null)
{
rangeOffset = new XYZ(rangeOffset.X, rangeOffset.Y, levelInfo.Elevation + nonStoryLevelOffset);
}
}
}
rangeOffset += extraOffset;
trf.Origin = rangeOffset;
}
IFCAnyHandle dummyPlacement = null;
if (doorWindowInfo != null)
{
doorWindowTrf = ExporterIFCUtils.GetTransformForDoorOrWindow(familyInstance, familySymbol, doorWindowInfo);
}
else
{
dummyPlacement = IFCInstanceExporter.CreateLocalPlacement(file, null, ExporterUtil.CreateAxis2Placement3D(file));
extraParams.SetLocalPlacement(dummyPlacement);
}
bool needToCreate2d = ExporterCacheManager.ExportOptionsCache.ExportAnnotations;
bool needToCreate3d = IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation);
if (needToCreate2d || needToCreate3d)
{
using (IFCTransformSetter trfSetter = IFCTransformSetter.Create())
{
if (doorWindowInfo != null)
{
trfSetter.Initialize(exporterIFC, doorWindowTrf);
}
GeometryElement exportGeometry =
useInstanceGeometry ? familyInstance.get_Geometry(options) : familySymbol.get_Geometry(options);
if (exportGeometry == null)
return;
if (needToCreate3d)
{
SolidMeshGeometryInfo solidMeshCapsule = null;
if (range == null)
{
solidMeshCapsule = GeometryUtil.GetSolidMeshGeometry(exportGeometry, Transform.Identity);
}
else
{
solidMeshCapsule = GeometryUtil.GetClippedSolidMeshGeometry(exportGeometry, range);
}
IList<Solid> solids = solidMeshCapsule.GetSolids();
IList<Mesh> polyMeshes = solidMeshCapsule.GetMeshes();
if (range != null && (solids.Count == 0 && polyMeshes.Count == 0))
return; // no proper split geometry
geomObjects = FamilyExporterUtil.RemoveSolidsAndMeshesSetToDontExport(doc, exporterIFC, solids, polyMeshes);
if (geomObjects.Count == 0 && (solids.Count > 0 || polyMeshes.Count > 0))
return;
bool tryToExportAsExtrusion = (!exporterIFC.ExportAs2x2 || (exportType == IFCExportType.ExportColumnType));
if (exportType == IFCExportType.ExportColumnType)
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x3CoordinationView2 &&
solids.Count > 0)
{
LocationPoint point = familyInstance.Location as LocationPoint;
XYZ orig = XYZ.Zero;
if (point != null)
orig = point.Point;
Plane plane = new Plane(XYZ.BasisX, XYZ.BasisY, orig);
bool completelyClipped = false;
HashSet<ElementId> materialIds = null;
bodyRepresentation = ExtrusionExporter.CreateExtrusionWithClipping(exporterIFC, familyInstance,
categoryId, solids, plane, XYZ.BasisZ, null, out completelyClipped, out materialIds);
typeInfo.MaterialIds = materialIds;
}
}
else
{
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryXYZ;
}
BodyData bodyData = null;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation))
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(tryToExportAsExtrusion);
if (geomObjects.Count > 0)
{
bodyData = BodyExporter.ExportBody(familyInstance.Document.Application, exporterIFC, familyInstance, categoryId, ElementId.InvalidElementId,
geomObjects, bodyExporterOptions, extraParams);
typeInfo.MaterialIds = bodyData.MaterialIds;
}
else
{
IList<GeometryObject> exportedGeometries = new List<GeometryObject>();
exportedGeometries.Add(exportGeometry);
bodyData = BodyExporter.ExportBody(familyInstance.Document.Application, exporterIFC, familyInstance, categoryId, ElementId.InvalidElementId,
exportedGeometries, bodyExporterOptions, extraParams);
}
bodyRepresentation = bodyData.RepresentationHnd;
brepOffsetTransform = bodyData.BrepOffsetTransform;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepresentation))
{
extraParams.ClearOpenings();
return;
}
}
// By default: if exporting IFC2x3 or later, export 2D plan rep of family, if it exists, unless we are exporting Coordination View V2.
// This default can be overridden in the export options.
if (needToCreate2d)
{
XYZ curveOffset = new XYZ(0, 0, 0);
if (brepOffsetTransform != null)
curveOffset = -brepOffsetTransform.Origin / scale;
HashSet<IFCAnyHandle> curveSet = new HashSet<IFCAnyHandle>();
{
Transform planeTrf = doorWindowTrf.Inverse;
Plane plane = new Plane(planeTrf.get_Basis(0), planeTrf.get_Basis(1), planeTrf.Origin);
XYZ projDir = new XYZ(0, 0, 1);
IFCGeometryInfo IFCGeometryInfo = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, plane, projDir, true);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, IFCGeometryInfo, exportGeometry, curveOffset, false);
IList<IFCAnyHandle> curves = IFCGeometryInfo.GetCurves();
foreach (IFCAnyHandle curve in curves)
curveSet.Add(curve);
if (curveSet.Count > 0)
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle curveRepresentationItem = IFCInstanceExporter.CreateGeometricSet(file, curveSet);
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(curveRepresentationItem);
planRepresentation = RepresentationUtil.CreateGeometricSetRep(exporterIFC, familyInstance, categoryId, "Annotation",
contextOfItems2d, bodyItems);
}
}
}
}
}
if (doorWindowInfo != null)
{
typeInfo.StyleTransform = doorWindowTrf.Inverse;
}
else
{
if (!MathUtil.IsAlmostZero(extraOffset.DotProduct(extraOffset)))
{
Transform newTransform = typeInfo.StyleTransform;
XYZ newOrig = newTransform.Origin + extraOffset;
newTransform.Origin = newOrig;
typeInfo.StyleTransform = newTransform;
}
typeInfo.StyleTransform = ExporterIFCUtils.GetUnscaledTransform(exporterIFC, extraParams.GetLocalPlacement());
}
IFCAnyHandle origin = ExporterUtil.CreateAxis2Placement3D(file);
IFCAnyHandle repMap2dHnd = null;
IFCAnyHandle repMap3dHnd = IFCInstanceExporter.CreateRepresentationMap(file, origin, bodyRepresentation);
IList<IFCAnyHandle> repMapList = new List<IFCAnyHandle>();
repMapList.Add(repMap3dHnd);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(planRepresentation))
{
repMap2dHnd = IFCInstanceExporter.CreateRepresentationMap(file, origin, planRepresentation);
repMapList.Add(repMap2dHnd);
}
// for Door, Window
bool paramTakesPrecedence = false; // For Revit, this is currently always false.
bool sizeable = false;
// for many
HashSet<IFCAnyHandle> propertySets = new HashSet<IFCAnyHandle>();
string guid = GUIDUtil.CreateGUID(familySymbol);
string symId = NamingUtil.CreateIFCElementId(familySymbol);
// This covers many generic types. If we can't find it in the list here, do custom exports.
IFCAnyHandle typeStyle = FamilyExporterUtil.ExportGenericType(file, exportType, ifcEnumType, guid,
ownerHistory, objectType, null, null, propertySets, repMapList, symId, objectType,
familyInstance, familySymbol);
// Cover special cases not covered above.
if (IFCAnyHandleUtil.IsNullOrHasNoValue(typeStyle))
{
switch (exportType)
{
case IFCExportType.ExportColumnType:
{
// If we are using the instance GRep, then we have to create a generic GUID for the
// column type, as they share the same ElementId.
string colGUID = null;
string colElemId = null;
if (useInstanceGeometry)
colGUID = GUIDUtil.CreateGUID();
else
colGUID = guid;
colElemId = NamingUtil.CreateIFCElementId(familySymbol);
string columnType = "Column";
typeStyle = IFCInstanceExporter.CreateColumnType(file, colGUID, ownerHistory, objectType,
null, null, propertySets, repMapList, colElemId,
objectType, GetColumnType(familyInstance, columnType));
break;
}
case IFCExportType.ExportDoorType:
{
string constructionType = string.Empty;
ParameterUtil.GetStringValueFromElementOrSymbol(familyInstance, "Construction", out constructionType);
IFCAnyHandle doorLining = DoorWindowUtil.CreateDoorLiningProperties(exporterIFC, familyInstance);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(doorLining))
propertySets.Add(doorLining);
IList<IFCAnyHandle> doorPanels = DoorWindowUtil.CreateDoorPanelProperties(exporterIFC, doorWindowInfo,
familyInstance);
propertySets.UnionWith(doorPanels);
string doorStyleGUID = GUIDUtil.CreateGUID();
string doorStyleElemId = NamingUtil.CreateIFCElementId(familySymbol);
typeStyle = IFCInstanceExporter.CreateDoorStyle(file, doorStyleGUID, ownerHistory, objectType,
null, null, propertySets, repMapList, doorStyleElemId,
GetDoorStyleOperation(doorWindowInfo.DoorOperationType), GetDoorStyleConstruction(familyInstance, constructionType),
paramTakesPrecedence, sizeable);
break;
}
case IFCExportType.ExportSystemFurnitureElementType:
{
string furnitureId = NamingUtil.CreateIFCElementId(familySymbol);
typeStyle = IFCInstanceExporter.CreateSystemFurnitureElementType(file, guid, ownerHistory, objectType,
null, null, propertySets, repMapList, furnitureId,
objectType);
break;
}
case IFCExportType.ExportWindowType:
{
Toolkit.IFCWindowStyleOperation operationType = DoorWindowUtil.GetIFCWindowStyleOperation(familySymbol);
IFCWindowStyleConstruction constructionType = DoorWindowUtil.GetIFCWindowStyleConstruction(familyInstance, "");
IFCAnyHandle windowLining = DoorWindowUtil.CreateWindowLiningProperties(exporterIFC, familyInstance, null);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(windowLining))
propertySets.Add(windowLining);
IList<IFCAnyHandle> windowPanels =
DoorWindowUtil.CreateWindowPanelProperties(exporterIFC, familyInstance, null);
propertySets.UnionWith(windowPanels);
string windowStyleGUID = GUIDUtil.CreateGUID();
string windowStyleElemId = NamingUtil.CreateIFCElementId(familySymbol);
typeStyle = IFCInstanceExporter.CreateWindowStyle(file, windowStyleGUID, ownerHistory, objectType,
null, null, propertySets, repMapList, windowStyleElemId,
constructionType, operationType, paramTakesPrecedence, sizeable);
break;
}
case IFCExportType.ExportBuildingElementProxy:
default:
{
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap2dHnd))
typeInfo.Map2DHandle = repMap2dHnd;
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap3dHnd))
typeInfo.Map3DHandle = repMap3dHnd;
break;
}
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(typeStyle))
{
CategoryUtil.CreateMaterialAssociations(doc, exporterIFC, typeStyle, typeInfo.MaterialIds);
typeInfo.Style = typeStyle;
if (((exportType == IFCExportType.ExportColumnType) && trySpecialColumnCreation) ||
(exportType == IFCExportType.ExportMemberType))
{
typeInfo.ScaledArea = extraParams.ScaledArea;
typeInfo.ScaledDepth = extraParams.ScaledLength;
typeInfo.ScaledInnerPerimeter = extraParams.ScaledInnerPerimeter;
typeInfo.ScaledOuterPerimeter = extraParams.ScaledOuterPerimeter;
}
ClassificationUtil.CreateUniformatClassification(exporterIFC, file, familySymbol, typeStyle);
}
}
else if (!creatingType && (trySpecialColumnCreation))
{
// still need to modify instance trf for columns.
trf.Origin += GetLevelOffsetForExtrudedColumns(exporterIFC, familyInstance, overrideLevelId, extraParams);
}
if (found && !typeInfo.IsValid())
{
typeInfo = currentTypeInfo;
}
// we'll pretend we succeeded, but we'll do nothing.
if (!typeInfo.IsValid())
return;
// add to the map, as long as we are not using range, not using instance geometry, and don't have extra openings.
if ((range == null) && !useInstanceGeometry && (extraParams.GetOpenings().Count == 0))
ExporterCacheManager.TypeObjectsCache.Register(familySymbol.Id, flipped, typeInfo);
Transform oldTrf = new Transform(trf);
XYZ scaledMapOrigin = XYZ.Zero;
trf = trf.Multiply(typeInfo.StyleTransform);
// create instance.
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
{
IFCAnyHandle contextOfItems2d = exporterIFC.Get2DContextHandle();
IFCAnyHandle contextOfItems3d = exporterIFC.Get3DContextHandle("Body");
// for proxies, we store the IfcRepresentationMap directly since there is no style.
IFCAnyHandle style = typeInfo.Style;
IList<IFCAnyHandle> repMapList = !IFCAnyHandleUtil.IsNullOrHasNoValue(style) ?
GeometryUtil.GetRepresentationMaps(style) : null;
int numReps = repMapList != null ? repMapList.Count : 0;
IFCAnyHandle repMap2dHnd = typeInfo.Map2DHandle;
IFCAnyHandle repMap3dHnd = typeInfo.Map3DHandle;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repMap3dHnd) && (numReps > 0))
repMap3dHnd = repMapList[0];
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repMap2dHnd) && (numReps > 1))
repMap2dHnd = repMapList[1];
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap3dHnd))
{
IList<IFCAnyHandle> representations = new List<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap3dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC, familyInstance, categoryId, contextOfItems3d,
representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return;
shapeReps.Add(shapeRep);
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repMap2dHnd))
{
HashSet<IFCAnyHandle> representations = new HashSet<IFCAnyHandle>();
representations.Add(ExporterUtil.CreateDefaultMappedItem(file, repMap2dHnd, scaledMapOrigin));
IFCAnyHandle shapeRep = RepresentationUtil.CreatePlanMappedItemRep(exporterIFC, familyInstance, categoryId, contextOfItems2d,
representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return;
shapeReps.Add(shapeRep);
}
}
IFCAnyHandle boundingBoxRep = null;
Transform boundingBoxTrf = (brepOffsetTransform != null) ? brepOffsetTransform.Inverse : Transform.Identity;
if (geomObjects.Count > 0)
boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geomObjects, boundingBoxTrf);
else
{
boundingBoxTrf = boundingBoxTrf.Multiply(trf.Inverse);
boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, familyInstance.get_Geometry(options), boundingBoxTrf);
}
if (boundingBoxRep != null)
shapeReps.Add(boundingBoxRep);
IFCAnyHandle rep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle instanceHandle = null;
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, familyInstance, trf, null, overrideLevelId))
{
string instanceGUID = GUIDUtil.CreateGUID(familyInstance);
string instanceName = NamingUtil.GetIFCName(familyInstance);
string instanceDescription = NamingUtil.GetDescriptionOverride(familyInstance, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(familyInstance, objectType);
string instanceElemId = NamingUtil.CreateIFCElementId(familyInstance);
IFCAnyHandle localPlacement = setter.GetPlacement();
IFCAnyHandle overrideLocalPlacement = null;
if (parentLocalPlacement != null)
{
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(parentLocalPlacement, localPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle relativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle plateLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, parentLocalPlacement, relativePlacement);
overrideLocalPlacement = plateLocalPlacement;
}
instanceHandle = FamilyExporterUtil.ExportGenericInstance(exportType, exporterIFC, familyInstance,
wrapper, setter, extraParams, instanceGUID, ownerHistory, instanceName, instanceDescription, instanceObjectType,
exportParts ? null : rep, instanceElemId, overrideLocalPlacement);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, familyInstance, instanceHandle, familyProductWrapper, setter, setter.GetPlacement(), overrideLevelId);
}
if (ElementFilteringUtil.IsMEPType(exportType))
ExporterCacheManager.MEPCache.Register(familyInstance, instanceHandle);
switch (exportType)
{
case IFCExportType.ExportColumnType:
{
IFCAnyHandle placementToUse = localPlacement;
if (!useInstanceGeometry)
{
bool needToCreateOpenings =
(cutPairOpeningsForColumns.Count != 0) || OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = new Transform(oldTrf);
Transform extraRot = new Transform(oldTrf);
extraRot.Origin = XYZ.Zero;
openingTrf = openingTrf.Multiply(extraRot);
openingTrf = openingTrf.Multiply(typeInfo.StyleTransform);
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, openingTrf.Origin * scale,
openingTrf.get_Basis(2), openingTrf.get_Basis(0));
IFCAnyHandle openingPlacement = ExporterUtil.CopyLocalPlacement(file, localPlacement);
GeometryUtil.SetRelativePlacement(openingPlacement, openingRelativePlacement);
placementToUse = openingPlacement;
}
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, cutPairOpeningsForColumns,
exporterIFC, placementToUse, setter, wrapper);
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
placementToUse, setter, wrapper);
//export Base Quantities.
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportDoorType:
case IFCExportType.ExportWindowType:
{
double doorHeight = doorWindowInfo.OpeningHeight;
if (doorHeight < MathUtil.Eps())
doorHeight = GetMinSymbolHeight(familySymbol);
double doorWidth = doorWindowInfo.OpeningWidth;
if (doorWidth < MathUtil.Eps())
doorWidth = GetMinSymbolWidth(familySymbol);
double height = doorHeight * scale;
double width = doorWidth * scale;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(doorWindowInfo.GetLocalPlacement()))
doorWindowInfo.SetLocalPlacement(localPlacement);
IFCAnyHandle doorWindowOrigLocalPlacement = doorWindowInfo.GetLocalPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, doorWindowOrigLocalPlacement);
IFCAnyHandle doorWindowRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, relTrf.Origin, relTrf.BasisZ, relTrf.BasisX);
IFCAnyHandle doorWindowLocalPlacement =
IFCInstanceExporter.CreateLocalPlacement(file, doorWindowOrigLocalPlacement, doorWindowRelativePlacement);
if (exportType == IFCExportType.ExportDoorType)
instanceHandle = IFCInstanceExporter.CreateDoor(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
rep, instanceElemId, height, width);
else if (exportType == IFCExportType.ExportWindowType)
instanceHandle = IFCInstanceExporter.CreateWindow(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, doorWindowLocalPlacement,
rep, instanceElemId, height, width);
wrapper.AddElement(instanceHandle, setter, extraParams, true);
exporterIFC.RegisterSpaceBoundingElementHandle(instanceHandle, familyInstance.Id, setter.LevelId);
IFCAnyHandle placementToUse = doorWindowLocalPlacement;
if (!useInstanceGeometry)
{
// correct the placement to the symbol space
bool needToCreateOpenings = OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = Transform.Identity;
openingTrf.Origin = new XYZ(0, 0, setter.Offset);
openingTrf = openingTrf.Multiply(doorWindowTrf);
XYZ scaledOrigin = openingTrf.Origin * exporterIFC.LinearScale;
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, scaledOrigin, openingTrf.BasisZ, openingTrf.BasisX);
IFCAnyHandle openingLocalPlacement =
IFCInstanceExporter.CreateLocalPlacement(file, doorWindowLocalPlacement, openingRelativePlacement);
placementToUse = openingLocalPlacement;
}
}
// only necessary when exporting as possible breps.
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
placementToUse, setter, wrapper);
if (ExporterCacheManager.ExportOptionsCache.ExportBaseQuantities)
ExporterIFCUtils.CreateDoorWindowBaseQuantities(exporterIFC, instanceHandle, (doorHeight * scale), (doorWidth * scale));
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportMemberType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
//export Base Quantities.
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, instanceHandle, familyInstance, typeInfo);
// TODO: create PropertySet!
//createMemberPropertySet(exporter, pFamInst, pWrapper, extraParams);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportPlateType:
{
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
localPlacement, setter, wrapper);
// TODO: create PropertySet!
//createPlatePropertySet(exporter, pFamInst, pWrapper, extraParams);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportTransportElementType:
{
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
instanceHandle = IFCInstanceExporter.CreateTransportElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, rep, instanceElemId, null, null, null);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
case IFCExportType.ExportBuildingElementProxy:
default:
{
bool isBuildingElementProxy = (exportType == IFCExportType.ExportBuildingElementProxy);
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
if (!isBuildingElementProxy)
{
if (FamilyExporterUtil.IsDistributionControlElementSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateDistributionControlElement(file, instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, rep, instanceElemId, null);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
}
else if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
isBuildingElementProxy = true;
}
}
if (isBuildingElementProxy)
{
Toolkit.IFCElementComposition proxyType = Toolkit.IFCElementComposition.Element;
instanceHandle = IFCInstanceExporter.CreateBuildingElementProxy(file, instanceGUID,
ownerHistory, instanceName, instanceDescription, instanceObjectType,
localPlacementToUse, rep, instanceElemId, proxyType);
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
}
IFCAnyHandle placementToUse = localPlacement;
if (!useInstanceGeometry)
{
bool needToCreateOpenings = OpeningUtil.NeedToCreateOpenings(instanceHandle, extraParams);
if (needToCreateOpenings)
{
Transform openingTrf = new Transform(oldTrf);
Transform extraRot = new Transform(oldTrf);
extraRot.Origin = XYZ.Zero;
openingTrf = openingTrf.Multiply(extraRot);
openingTrf = openingTrf.Multiply(typeInfo.StyleTransform);
IFCAnyHandle openingRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, openingTrf.Origin * scale,
openingTrf.get_Basis(2), openingTrf.get_Basis(0));
IFCAnyHandle openingPlacement = ExporterUtil.CopyLocalPlacement(file, localPlacement);
GeometryUtil.SetRelativePlacement(openingPlacement, openingRelativePlacement);
placementToUse = openingPlacement;
}
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, familyInstance, extraParams, exporterIFC,
placementToUse, setter, wrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, familyInstance, wrapper);
break;
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
if (doorWindowInfo != null)
{
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(doorWindowInfo.GetOpening()))
{
string relGUID = GUIDUtil.CreateGUID();
IFCInstanceExporter.CreateRelFillsElement(file, relGUID, ownerHistory, null, null, doorWindowInfo.GetOpening(), instanceHandle);
}
else if (doorWindowInfo.NeedsOpening)
{
bool added = doorWindowInfo.SetDelayedFamilyInstance(instanceHandle, localPlacement, doorWindowInfo.AssignedLevelId);
if (added)
exporterIFC.RegisterDoorWindowForOpeningUpdate(doorWindowInfo);
else
{
// we need to fill a later opening.
exporterIFC.RegisterDoorWindowForUncreatedOpening(familyInstance.Id, instanceHandle);
}
}
}
if (!exportParts)
CategoryUtil.CreateMaterialAssociations(doc, exporterIFC, instanceHandle, typeInfo.MaterialIds);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(typeInfo.Style))
ExporterCacheManager.TypeRelationsCache.Add(typeInfo.Style, instanceHandle);
}
}
}
}
/// <summary>
/// Checks if export type is distribution control element.
/// </summary>
/// <param name="exportType">
/// The export type.
/// </param>
/// <returns>
/// True if it is distribution control element, false otherwise.
/// </returns>
public static bool IsDistributionControlElementSubType(IFCExportType exportType)
{
return (exportType >= IFCExportType.ExportActuatorType && exportType <= IFCExportType.ExportSensorType);
}
/// <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 IFC type base implementation.
/// </summary>
/// <param name="file">The IFC file.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elemId">The element id label.</param>
/// <param name="typeName">The IFCPlacementSetter.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
private static IFCAnyHandle ExportGenericTypeBase(IFCFile file,
IFCExportType type,
string ifcEnumType,
IFCLabel guid,
IFCAnyHandle ownerHistory,
IFCLabel name,
IFCLabel description,
IFCLabel applicableOccurrence,
HashSet<IFCAnyHandle> propertySets,
IList<IFCAnyHandle> representationMapList,
IFCLabel elemId,
IFCLabel typeName,
Element instance,
ElementType symbol)
{
switch (type)
{
case IFCExportType.ExportActuatorType:
return file.CreateActuatorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportAirTerminalBoxType:
return file.CreateAirTerminalBoxType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportAirTerminalType:
return file.CreateAirTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportAirToAirHeatRecoveryType:
return file.CreateAirToAirHeatRecoveryType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportAlarmType:
return file.CreateAlarmType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportBoilerType:
return file.CreateBoilerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCableCarrierFittingType:
return file.CreateCableCarrierFittingType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCableCarrierSegmentType:
return file.CreateCableCarrierSegmentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCableSegmentType:
return file.CreateCableSegmentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportChillerType:
return file.CreateChillerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCoilType:
return file.CreateCoilType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCompressorType:
return file.CreateCompressorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCondenserType:
return file.CreateCondenserType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportControllerType:
return file.CreateControllerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCooledBeamType:
return file.CreateCooledBeamType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportCoolingTowerType:
return file.CreateCoolingTowerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportDamperType:
return file.CreateDamperType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportDistributionChamberElementType:
return file.CreateDistributionChamberElementType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportDuctFittingType:
return file.CreateDuctFittingType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportDuctSegmentType:
return file.CreateDuctSegmentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportDuctSilencerType:
return file.CreateDuctSilencerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricApplianceType:
return file.CreateElectricApplianceType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricFlowStorageDeviceType:
return file.CreateElectricFlowStorageDeviceType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricGeneratorType:
return file.CreateElectricGeneratorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricHeaterType:
return file.CreateElectricHeaterType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricMotorType:
return file.CreateElectricMotorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportElectricTimeControlType:
return file.CreateElectricTimeControlType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportEvaporativeCoolerType:
return file.CreateEvaporativeCoolerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportEvaporatorType:
return file.CreateEvaporatorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFanType:
return file.CreateFanType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFilterType:
return file.CreateFilterType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFireSuppressionTerminalType:
return file.CreateFireSuppressionTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFlowInstrumentType:
return file.CreateFlowInstrumentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFlowMeterType:
return file.CreateFlowMeterType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportFurnitureType:
return file.CreateFurnitureType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportGasTerminalType:
return file.CreateGasTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportHeatExchangerType:
return file.CreateHeatExchangerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportHumidifierType:
return file.CreateHumidifierType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportJunctionBoxType:
return file.CreateJunctionBoxType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportLampType:
return file.CreateLampType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportLightFixtureType:
return file.CreateLightFixtureType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportMemberType:
return file.CreateMemberType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportMotorConnectionType:
return file.CreateMotorConnectionType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportOutletType:
return file.CreateOutletType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportPlateType:
return file.CreatePlateType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportPipeFittingType:
return file.CreatePipeFittingType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportPipeSegmentType:
return file.CreatePipeSegmentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportProtectiveDeviceType:
return file.CreateProtectiveDeviceType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportPumpType:
return file.CreatePumpType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportSanitaryTerminalType:
return file.CreateSanitaryTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportSensorType:
return file.CreateSensorType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportSpaceHeaterType:
return file.CreateSpaceHeaterType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportStackTerminalType:
return file.CreateStackTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportSwitchingDeviceType:
return file.CreateSwitchingDeviceType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportTankType:
return file.CreateTankType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportTransformerType:
return file.CreateTransformerType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportTransportElementType:
return file.CreateTransportElementType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportTubeBundleType:
return file.CreateTubeBundleType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportUnitaryEquipmentType:
return file.CreateUnitaryEquipmentType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportValveType:
return file.CreateValveType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
case IFCExportType.ExportWasteTerminalType:
return file.CreateWasteTerminalType(ifcEnumType, guid, ownerHistory, name,
description, applicableOccurrence, propertySets, representationMapList, elemId,
typeName, instance, symbol);
default:
return IFCAnyHandle.Create();
}
}
/// <summary>
/// Exports IFC type.
/// </summary>
/// <remarks>
/// This method will override the default value of the elemId label for certain element types, and then pass it on
/// to the generic routine.
/// </remarks>
/// <param name="file">The IFC file.</param>
/// <param name="type">The export type.</param>
/// <param name="ifcEnumType">The string value represents the IFC type.</param>
/// <param name="guid">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="name">The name.</param>
/// <param name="description">The description.</param>
/// <param name="applicableOccurrence">The optional data type of the entity.</param>
/// <param name="propertySets">The property sets.</param>
/// <param name="representationMapList">List of representations.</param>
/// <param name="elemId">The element id label.</param>
/// <param name="typeName">The IFCPlacementSetter.</param>
/// <param name="instance">The family instance.</param>
/// <param name="symbol">The element type.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericType(IFCFile file,
IFCExportType type,
string ifcEnumType,
IFCLabel guid,
IFCAnyHandle ownerHistory,
IFCLabel name,
IFCLabel description,
IFCLabel applicableOccurrence,
HashSet<IFCAnyHandle> propertySets,
IList<IFCAnyHandle> representationMapList,
IFCLabel elemId,
IFCLabel typeName,
Element instance,
ElementType symbol)
{
IFCLabel elemIdToUse = elemId;
switch (type)
{
case IFCExportType.ExportFurnitureType:
case IFCExportType.ExportMemberType:
case IFCExportType.ExportPlateType:
{
elemIdToUse = NamingUtil.CreateIFCElementId(instance);
break;
}
}
return ExportGenericTypeBase(file, type, ifcEnumType, guid, ownerHistory, name, description, applicableOccurrence,
propertySets, representationMapList, elemIdToUse, typeName, instance, symbol);
}
/// <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 IFCProductWrapper.
/// </param>
public static bool ExportFamilyInstanceAsStandardElement(IFCExportType familyType)
{
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:
case IFCExportType.ExportCovering:
case IFCExportType.ExportFooting:
case IFCExportType.ExportRailing:
case IFCExportType.ExportRamp:
case IFCExportType.ExportRoof:
case IFCExportType.ExportSlab:
case IFCExportType.ExportStair:
case IFCExportType.ExportWall:
// distribution elements
case IFCExportType.ExportDistributionElement:
case IFCExportType.ExportDistributionControlElement:
case IFCExportType.ExportDistributionFlowElement:
case IFCExportType.ExportEnergyConversionDevice:
case IFCExportType.ExportFlowFitting:
case IFCExportType.ExportFlowMovingDevice:
case IFCExportType.ExportFlowSegment:
case IFCExportType.ExportFlowStorageDevice:
case IFCExportType.ExportFlowTerminal:
case IFCExportType.ExportFlowTreatmentDevice:
case IFCExportType.ExportFlowController:
// furniture elements
case IFCExportType.ExportFurnishingElement:
return true;
default:
return false;
}
}
