/// <summary>
/// Exports the top stories of a multistory ramp.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ramp">The ramp element.</param>
/// <param name="numFlights">The number of flights for a multistory ramp.</param>
/// <param name="rampHnd">The stairs container handle.</param>
/// <param name="components">The components handles.</param>
/// <param name="ecData">The extrusion creation data.</param>
/// <param name="componentECData">The extrusion creation data for the components.</param>
/// <param name="placementSetter">The placement setter.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportMultistoryRamp(ExporterIFC exporterIFC, Element ramp, int numFlights,
IFCAnyHandle rampHnd, IList <IFCAnyHandle> components, IList <IFCExtrusionCreationData> componentECData,
IFCPlacementSetter placementSetter, ProductWrapper productWrapper)
{
if (numFlights < 2)
{
return;
}
double scale = exporterIFC.LinearScale;
double heightNonScaled = GetRampHeight(exporterIFC, ramp);
if (heightNonScaled < MathUtil.Eps())
{
return;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(rampHnd))
{
return;
}
IFCAnyHandle localPlacement = IFCAnyHandleUtil.GetObjectPlacement(rampHnd);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(localPlacement))
{
return;
}
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle relPlacement = GeometryUtil.GetRelativePlacementFromLocalPlacement(localPlacement);
IFCAnyHandle ptHnd = IFCAnyHandleUtil.GetLocation(relPlacement);
IList <double> origCoords = IFCAnyHandleUtil.GetCoordinates(ptHnd);
IList <IFCAnyHandle> rampLocalPlacementHnds = new List <IFCAnyHandle>();
IList <IFCLevelInfo> levelInfos = new List <IFCLevelInfo>();
for (int ii = 0; ii < numFlights - 1; ii++)
{
double newOffsetScaled = 0.0;
IFCAnyHandle newLevelHnd = null;
levelInfos.Add(
placementSetter.GetOffsetLevelInfoAndHandle(heightNonScaled * (ii + 1), scale, out newLevelHnd, out newOffsetScaled));
if (levelInfos[ii] == null)
{
levelInfos[ii] = placementSetter.GetLevelInfo();
}
XYZ orig;
if (ptHnd.HasValue)
{
orig = new XYZ(origCoords[0], origCoords[1], newOffsetScaled);
}
else
{
orig = new XYZ(0.0, 0.0, newOffsetScaled);
}
IFCAnyHandle relativePlacementHnd = ExporterUtil.CreateAxis2Placement3D(file, orig);
rampLocalPlacementHnds.Add(IFCInstanceExporter.CreateLocalPlacement(file, newLevelHnd, relativePlacementHnd));
}
IList <List <IFCAnyHandle> > newComponents = new List <List <IFCAnyHandle> >();
for (int ii = 0; ii < numFlights - 1; ii++)
{
newComponents.Add(new List <IFCAnyHandle>());
}
int compIdx = 0;
ElementId catId = CategoryUtil.GetSafeCategoryId(ramp);
foreach (IFCAnyHandle component in components)
{
string componentName = IFCAnyHandleUtil.GetStringAttribute(component, "Name");
string componentDescription = IFCAnyHandleUtil.GetStringAttribute(component, "Description");
string componentObjectType = IFCAnyHandleUtil.GetStringAttribute(component, "ObjectType");
string componentElementTag = IFCAnyHandleUtil.GetStringAttribute(component, "Tag");
IFCAnyHandle componentProdRep = IFCAnyHandleUtil.GetInstanceAttribute(component, "Representation");
IList <string> localComponentNames = new List <string>();
IList <IFCAnyHandle> componentPlacementHnds = new List <IFCAnyHandle>();
IFCAnyHandle localLocalPlacement = IFCAnyHandleUtil.GetObjectPlacement(component);
IFCAnyHandle localRelativePlacement =
(localLocalPlacement == null) ? null : IFCAnyHandleUtil.GetInstanceAttribute(localLocalPlacement, "RelativePlacement");
bool isSubRamp = component.IsSubTypeOf(IFCEntityType.IfcRamp.ToString());
for (int ii = 0; ii < numFlights - 1; ii++)
{
localComponentNames.Add((componentName == null) ? (ii + 2).ToString() : (componentName + ":" + (ii + 2)));
if (isSubRamp)
{
componentPlacementHnds.Add(ExporterUtil.CopyLocalPlacement(file, rampLocalPlacementHnds[ii]));
}
else
{
componentPlacementHnds.Add(IFCInstanceExporter.CreateLocalPlacement(file, rampLocalPlacementHnds[ii], localRelativePlacement));
}
}
IList <IFCAnyHandle> localComponentHnds = new List <IFCAnyHandle>();
if (isSubRamp)
{
string componentType = IFCAnyHandleUtil.GetEnumerationAttribute(component, "ShapeType");
IFCRampType localRampType = GetIFCRampType(componentType);
for (int ii = 0; ii < numFlights - 1; ii++)
{
IFCAnyHandle representationCopy =
ExporterUtil.CopyProductDefinitionShape(exporterIFC, ramp, catId, componentProdRep);
localComponentHnds.Add(IFCInstanceExporter.CreateRamp(file, GUIDUtil.CreateGUID(), ownerHistory,
localComponentNames[ii], componentDescription, componentObjectType, componentPlacementHnds[ii], representationCopy,
componentElementTag, localRampType));
}
}
else if (IFCAnyHandleUtil.IsSubTypeOf(component, IFCEntityType.IfcRampFlight))
{
for (int ii = 0; ii < numFlights - 1; ii++)
{
IFCAnyHandle representationCopy =
ExporterUtil.CopyProductDefinitionShape(exporterIFC, ramp, catId, componentProdRep);
localComponentHnds.Add(IFCInstanceExporter.CreateRampFlight(file, GUIDUtil.CreateGUID(), ownerHistory,
localComponentNames[ii], componentDescription, componentObjectType, componentPlacementHnds[ii], representationCopy,
componentElementTag));
}
}
else if (IFCAnyHandleUtil.IsSubTypeOf(component, IFCEntityType.IfcSlab))
{
string componentType = IFCAnyHandleUtil.GetEnumerationAttribute(component, "PredefinedType");
IFCSlabType localLandingType = FloorExporter.GetIFCSlabType(componentType);
for (int ii = 0; ii < numFlights - 1; ii++)
{
IFCAnyHandle representationCopy =
ExporterUtil.CopyProductDefinitionShape(exporterIFC, ramp, catId, componentProdRep);
localComponentHnds.Add(IFCInstanceExporter.CreateSlab(file, GUIDUtil.CreateGUID(), ownerHistory,
localComponentNames[ii], componentDescription, componentObjectType, componentPlacementHnds[ii], representationCopy,
componentElementTag, localLandingType));
}
}
else if (IFCAnyHandleUtil.IsSubTypeOf(component, IFCEntityType.IfcMember))
{
for (int ii = 0; ii < numFlights - 1; ii++)
{
IFCAnyHandle representationCopy =
ExporterUtil.CopyProductDefinitionShape(exporterIFC, ramp, catId, componentProdRep);
localComponentHnds.Add(IFCInstanceExporter.CreateMember(file, GUIDUtil.CreateGUID(), ownerHistory,
localComponentNames[ii], componentDescription, componentObjectType, componentPlacementHnds[ii], representationCopy,
componentElementTag));
}
}
for (int ii = 0; ii < numFlights - 1; ii++)
{
if (localComponentHnds[ii] != null)
{
newComponents[ii].Add(localComponentHnds[ii]);
productWrapper.AddElement(null, localComponentHnds[ii], levelInfos[ii], componentECData[compIdx], false);
}
}
compIdx++;
}
// finally add a copy of the container.
IList <IFCAnyHandle> rampCopyHnds = new List <IFCAnyHandle>();
for (int ii = 0; ii < numFlights - 1; ii++)
{
string rampName = IFCAnyHandleUtil.GetStringAttribute(rampHnd, "Name");
string rampObjectType = IFCAnyHandleUtil.GetStringAttribute(rampHnd, "ObjectType");
string rampDescription = IFCAnyHandleUtil.GetStringAttribute(rampHnd, "Description");
string rampElementTag = IFCAnyHandleUtil.GetStringAttribute(rampHnd, "Tag");
string rampTypeAsString = IFCAnyHandleUtil.GetEnumerationAttribute(rampHnd, "ShapeType");
IFCRampType rampType = GetIFCRampType(rampTypeAsString);
string containerRampName = rampName + ":" + (ii + 2);
rampCopyHnds.Add(IFCInstanceExporter.CreateRamp(file, GUIDUtil.CreateGUID(), ownerHistory,
containerRampName, rampDescription, rampObjectType, rampLocalPlacementHnds[ii], null, rampElementTag, rampType));
productWrapper.AddElement(ramp, rampCopyHnds[ii], levelInfos[ii], null, true);
}
for (int ii = 0; ii < numFlights - 1; ii++)
{
StairRampContainerInfo stairRampInfo = new StairRampContainerInfo(rampCopyHnds[ii], newComponents[ii],
rampLocalPlacementHnds[ii]);
ExporterCacheManager.StairRampContainerInfoCache.AppendStairRampContainerInfo(ramp.Id, stairRampInfo);
}
}
/// <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,
IFCPlacementSetter 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;
}
IFCPlacementSetter standalonePlacementSetter = null;
bool standaloneExport = hostElement == null && !asBuildingElement;
ElementId partExportLevel = null;
if (overrideLevelId != null)
{
partExportLevel = overrideLevelId;
}
else if (standaloneExport || asBuildingElement)
{
if (partElement.Level != null)
{
partExportLevel = partElement.Level.Id;
}
}
else
{
if (part.OriginalCategoryId != hostElement.Category.Id)
{
return;
}
partExportLevel = hostElement.Level.Id;
}
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 = IFCPlacementSetter.Create(exporterIFC, partElement, null, orientationTrf, partExportLevel);
partPlacement = standalonePlacementSetter.GetPlacement();
}
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);
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
if (solids.Count > 0 || meshes.Count > 0)
{
bodyData = BodyExporter.ExportBody(exporterIFC, partElement, catId, ElementId.InvalidElementId, solids, meshes,
bodyExporterOptions, extrusionCreationData);
}
else
{
IList <GeometryObject> geomlist = new List <GeometryObject>();
geomlist.Add(geometryElement);
bodyData = BodyExporter.ExportBody(exporterIFC, partElement, catId, ElementId.InvalidElementId, geomlist,
bodyExporterOptions, extrusionCreationData);
}
IFCAnyHandle bodyRep = bodyData.RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
extrusionCreationData.ClearOpenings();
return;
}
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(bodyRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, Transform.Identity);
if (boundingBoxRep != null)
{
representations.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string partGUID = GUIDUtil.CreateGUID(partElement);
string partName = NamingUtil.GetNameOverride(partElement, NamingUtil.GetIFCName(partElement));
string partDescription = NamingUtil.GetDescriptionOverride(partElement, null);
string partObjectType = NamingUtil.GetObjectTypeOverride(partElement, NamingUtil.CreateIFCObjectName(exporterIFC, partElement));
string partTag = NamingUtil.GetTagOverride(partElement, NamingUtil.CreateIFCElementId(partElement));
IFCAnyHandle ifcPart = null;
if (!asBuildingElement)
{
ifcPart = IFCInstanceExporter.CreateBuildingElementPart(file, partGUID, ownerHistory, partName, partDescription,
partObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, partTag);
}
else
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, hostElement, out ifcEnumType);
switch (exportType)
{
case IFCExportType.ExportColumnType:
ifcPart = IFCInstanceExporter.CreateColumn(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag);
break;
case IFCExportType.ExportCovering:
IFCCoveringType coveringType = CeilingExporter.GetIFCCoveringType(hostElement, ifcEnumType);
ifcPart = IFCInstanceExporter.CreateCovering(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, coveringType);
break;
case IFCExportType.ExportFooting:
IFCFootingType footingType = FootingExporter.GetIFCFootingType(hostElement, ifcEnumType);
ifcPart = IFCInstanceExporter.CreateFooting(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, footingType);
break;
case IFCExportType.ExportRoof:
IFCRoofType roofType = RoofExporter.GetIFCRoofType(ifcEnumType);
ifcPart = IFCInstanceExporter.CreateRoof(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, roofType);
break;
case IFCExportType.ExportSlab:
IFCSlabType slabType = FloorExporter.GetIFCSlabType(ifcEnumType);
ifcPart = IFCInstanceExporter.CreateSlab(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag, slabType);
break;
case IFCExportType.ExportWall:
ifcPart = IFCInstanceExporter.CreateWall(file, partGUID, ownerHistory, partName, partDescription, partObjectType,
extrusionCreationData.GetLocalPlacement(), prodRep, partTag);
break;
default:
ifcPart = IFCInstanceExporter.CreateBuildingElementProxy(file, partGUID, ownerHistory, partName, partDescription,
partObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, partTag, null);
break;
}
}
bool containedInLevel = (standaloneExport || asBuildingElement);
IFCPlacementSetter whichPlacementSetter = containedInLevel ? standalonePlacementSetter : placementSetter;
productWrapper.AddElement(partElement, ifcPart, whichPlacementSetter, extrusionCreationData, containedInLevel);
//Add the exported part to exported cache.
TraceExportedParts(partElement, partExportLevel, standaloneExport || asBuildingElement ? ElementId.InvalidElementId : hostElement.Id);
CategoryUtil.CreateMaterialAssociations(exporterIFC, ifcPart, bodyData.MaterialIds);
transaction.Commit();
}
}
}
finally
{
if (standalonePlacementSetter != null)
{
standalonePlacementSetter.Dispose();
}
}
}