/// <summary>
/// Exports a roof element to the appropriate IFC entity.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="roof">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, RoofBase roof, ref GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
// export parts or not
bool exportParts = PartExporter.CanExportParts(roof);
bool exportAsCurtainRoof = CurtainSystemExporter.IsCurtainSystem(roof);
// if there is only a single part that we can get from the roof geometry, we will not create the aggregation with IfcSlab, but directly export the IfcRoof
bool exportAsSingleGeometry = false;
if (productWrapper != null && !ExporterCacheManager.ExportOptionsCache.ExportAsOlderThanIFC4)
{
exportAsSingleGeometry = IFCAnyHandleUtil.IsNullOrHasNoValue(productWrapper.GetAnElement());
}
if (exportParts)
{
if (!PartExporter.CanExportElementInPartExport(roof, roof.LevelId, false))
{
return;
}
ExportRoofAsParts(exporterIFC, roof, geometryElement, productWrapper); // Right now, only flat roof could have parts.
}
else if (exportAsCurtainRoof)
{
CurtainSystemExporter.ExportCurtainRoof(exporterIFC, roof, productWrapper);
}
else
{
string ifcEnumType;
IFCExportInfoPair roofExportType = ExporterUtil.GetProductExportType(exporterIFC, roof, out ifcEnumType);
if (roofExportType.ExportInstance != IFCEntityType.IfcRoof)
{
ExportRoof(exporterIFC, roof, ref geometryElement, productWrapper, exportAsSingleGeometry);
}
else
{
IFCAnyHandle roofHnd = ExportRoofOrFloorAsContainer(exporterIFC, roof,
geometryElement, productWrapper);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(roofHnd))
{
ExportRoof(exporterIFC, roof, ref geometryElement, productWrapper, exportAsSingleGeometry);
}
}
// call for host objects; curtain roofs excused from call (no material information)
if (!ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, roof, productWrapper.GetAnElement(),
geometryElement, productWrapper, ElementId.InvalidElementId, IFCLayerSetDirection.Axis3, null, null);
}
}
tr.Commit();
}
}
/// <summary>
/// Exports a roof element to the appropriate IFC entity.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="roof">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, RoofBase roof, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
// export parts or not
bool exportParts = PartExporter.CanExportParts(roof);
bool exportAsCurtainRoof = CurtainSystemExporter.IsCurtainSystem(roof);
if (exportParts)
{
if (!PartExporter.CanExportElementInPartExport(roof, roof.LevelId, false))
{
return;
}
ExportRoofAsParts(exporterIFC, roof, geometryElement, productWrapper); // Right now, only flat roof could have parts.
}
else if (exportAsCurtainRoof)
{
CurtainSystemExporter.ExportCurtainRoof(exporterIFC, roof, productWrapper);
}
else
{
IFCAnyHandle roofHnd = ExportRoofOrFloorAsContainer(exporterIFC, roof,
geometryElement, productWrapper);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(roofHnd))
{
ExportRoof(exporterIFC, roof, geometryElement, productWrapper);
}
// call for host objects; curtain roofs excused from call (no material information)
if (!ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, roof, productWrapper.GetAnElement(),
geometryElement, productWrapper, ElementId.InvalidElementId, IFCLayerSetDirection.Axis3, null, null);
}
}
tr.Commit();
}
}