/// <summary>
/// Creates a new export options cache from the data in the ExporterIFC passed from Revit.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC handle passed during export.</param>
/// <returns>The new cache.</returns>
public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView)
{
IDictionary<String, String> options = exporterIFC.GetOptions();
ExportOptionsCache cache = new ExportOptionsCache();
cache.FileVersion = exporterIFC.FileVersion;
cache.FileName = exporterIFC.FileName;
cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities;
cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting;
cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel;
// Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected.
cache.ExportParts = filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly;
cache.ExportPartsAsBuildingElementsOverride = null;
cache.ExportAllLevels = false;
cache.ExportAnnotationsOverride = null;
cache.FilterViewForExport = filterView;
cache.ExportBoundingBoxOverride = null;
cache.IncludeSiteElevation = false;
cache.UseCoarseTessellation = true;
cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache);
String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport");
bool? use2DRoomBoundaryOption = GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume");
cache.Use2DRoomBoundaryForRoomVolumeCreation =
((use2DRoomBoundary != null && use2DRoomBoundary == "1") ||
cache.ExportAs2x2 ||
(use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault()));
bool? exportAdvancedSweptSolids = GetNamedBooleanOption(options, "ExportAdvancedSweptSolids");
cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false;
// Set GUIDOptions here.
{
// This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only.
String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport");
cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1");
bool? allowGUIDParameterOverride = GetNamedBooleanOption(options, "AllowGUIDParameterOverride");
if (allowGUIDParameterOverride != null)
cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value;
bool? storeIFCGUID = GetNamedBooleanOption(options, "StoreIFCGUID");
if (storeIFCGUID != null)
cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value;
}
// Set NamingOptions here.
cache.NamingOptions = new NamingOptions();
{
bool? useFamilyAndTypeNameForReference = GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference");
cache.NamingOptions.UseFamilyAndTypeNameForReference =
(useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault();
bool? useVisibleRevitNameAsEntityName = GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName");
cache.NamingOptions.UseVisibleRevitNameAsEntityName =
(useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault();
}
// "SingleElement" export option - useful for debugging - only one input element will be processed for export
String singleElementValue;
String elementsToExportValue;
if (options.TryGetValue("SingleElement", out singleElementValue))
{
ElementId elementId = ParseElementId(singleElementValue);
List<ElementId> ids = new List<ElementId>();
ids.Add(elementId);
cache.ElementsForExport = ids;
}
else if (options.TryGetValue("ElementsForExport", out elementsToExportValue))
{
IList<ElementId> ids = ParseElementIds(elementsToExportValue);
cache.ElementsForExport = ids;
}
else
{
cache.ElementsForExport = new List<ElementId>();
}
// "ExportAnnotations" override
cache.ExportAnnotationsOverride = GetNamedBooleanOption(options, "ExportAnnotations");
// "ExportSeparateParts" override
cache.ExportPartsAsBuildingElementsOverride = GetNamedBooleanOption(options, "ExportPartsAsBuildingElements");
// "ExportBoundingBox" override
cache.ExportBoundingBoxOverride = GetNamedBooleanOption(options, "ExportBoundingBox");
// Using the alternate UI or not.
cache.AlternateUIVersionOverride = GetNamedStringOption(options, "AlternateUIVersion");
// Include IFCSITE elevation in the site local placement origin
bool? includeIfcSiteElevation = GetNamedBooleanOption(options, "IncludeSiteElevation");
cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false;
// Use coarse tessellation for floors, railings, ramps, spaces and stairs.
bool? useCoarseTessellation = GetNamedBooleanOption(options, "UseCoarseTessellation");
cache.UseCoarseTessellation = useCoarseTessellation != null ? useCoarseTessellation.Value : true;
/// Allow exporting a mix of extrusions and BReps as a solid model, if possible.
bool? canExportSolidModelRep = GetNamedBooleanOption(options, "ExportSolidModelRep");
cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false;
// Set the phase we are exporting
cache.ActivePhaseId = ElementId.InvalidElementId;
String activePhaseElementValue;
if (options.TryGetValue("ActivePhase", out activePhaseElementValue))
cache.ActivePhaseId = ParseElementId(activePhaseElementValue);
if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null))
{
Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE);
if (currPhase != null)
cache.ActivePhaseId = currPhase.AsElementId();
}
if (cache.ActivePhaseId == ElementId.InvalidElementId)
{
PhaseArray phaseArray = document.Phases;
Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1);
cache.ActivePhaseId = lastPhase.Id;
cache.ActivePhaseElement = lastPhase;
}
else
{
cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase;
}
// "FileType" - note - setting is not respected yet
ParseFileType(options, cache);
cache.SelectedConfigName = GetNamedStringOption(options, "ConfigName");
bool? bExportLinks = GetNamedBooleanOption(options, "ExportingLinks");
cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true);
if (cache.ExportingLink)
{
int? numInstances = GetNamedIntOption(options, "NumberOfExportedLinkInstances");
for (int ii = 0; ii < numInstances; ii++)
{
string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString();
String aLinkInstanceTransform = GetNamedStringOption(options, optionName);
Transform currTransform = null;
if (!String.IsNullOrEmpty(aLinkInstanceTransform))
{
//reconstruct transform
Transform tr = ParseTransform(aLinkInstanceTransform);
//set to cache
if (tr != null)
currTransform = tr;
}
string fileName = null;
if (ii > 0)
{
optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString();
fileName = GetNamedStringOption(options, optionName);
}
if (currTransform == null)
cache.m_LinkInstanceInfos.Add(new Tuple<string, Transform>(fileName, Transform.Identity));
else
cache.m_LinkInstanceInfos.Add(new Tuple<string, Transform>(fileName, currTransform));
}
}
return cache;
}
/// <summary>
/// Utility for parsing IFC file type.
/// </summary>
/// <remarks>
/// If the file type can't be retrieved from the options collection, it will parse the file name extension.
/// </remarks>
/// <param name="options">The collection of named options for IFC export.</param>
/// <param name="cache">The export options cache.</param>
private static void ParseFileType(IDictionary<String, String> options, ExportOptionsCache cache)
{
String fileTypeString;
if (options.TryGetValue("FileType", out fileTypeString))
{
IFCFileFormat fileType;
if (Enum.TryParse<IFCFileFormat>(fileTypeString, true, out fileType))
{
cache.IFCFileFormat = fileType;
}
else
{
// Error - the option supplied could not be mapped to ExportFileType.
// TODO: consider logging this error later and handling results better.
throw new Exception("Option 'FileType' did not match an existing IFCFileFormat value");
}
}
else if (!string.IsNullOrEmpty(cache.FileName))
{
if (cache.FileName.EndsWith(".ifcXML")) //localization?
{
cache.IFCFileFormat = IFCFileFormat.IfcXML;
}
else if (cache.FileName.EndsWith(".ifcZIP"))
{
cache.IFCFileFormat = IFCFileFormat.IfcZIP;
}
else
{
cache.IFCFileFormat = IFCFileFormat.Ifc;
}
}
}
/// <summary>
/// Clear all caches contained in this manager.
/// </summary>
public static void Clear()
{
if (m_AllocatedGeometryObjectCache != null)
m_AllocatedGeometryObjectCache.DisposeCache();
ParameterUtil.ClearParameterCache();
m_AllocatedGeometryObjectCache = null;
m_AreaSchemeCache = null;
m_AssemblyInstanceCache = null;
m_BeamSystemCache = null;
m_CategoryClassNameCache = null;
m_CategoryTypeCache = null;
m_CeilingSpaceRelCache = null;
m_ClassificationCache = null;
m_ClassificationLocationCache = null;
m_ConditionalPropertySetsForTypeCache = null;
m_ContainmentCache = null;
m_CurveAnnotationCache = null;
m_DBViewsToExport = null;
m_DefaultCartesianTransformationOperator3D = null;
m_DoorWindowDelayedOpeningCreatorCache = null;
m_DummyHostCache = null;
m_ElementToHandleCache = null;
m_ElementsInAssembliesCache = null;
m_ExportOptionsCache = null;
m_FabricAreaHandleCache = null;
m_GridCache = null;
m_GroupCache = null;
m_GroupElementGeometryCache = null;
m_GUIDCache = null;
m_GUIDsToStoreCache = null;
m_HandleToElementCache = null;
m_HostObjectsLevelIndex = null;
m_HostPartsCache = null;
m_IsExternalParameterValueCache = null;
m_LevelInfoCache = null;
m_MaterialIdToStyleHandleCache = null;
m_MaterialLayerRelationsCache = null;
m_MaterialLayerSetCache = null;
m_MaterialHandleCache = null;
m_MaterialRelationsCache = null;
m_MEPCache = null;
m_ParameterCache = null;
m_PartExportedCache = null;
m_PresentationLayerSetCache = null;
m_PresentationStyleCache = null;
m_PropertyInfoCache = null;
m_PropertyMapCache = null;
m_PropertySetsForTypeCache = null;
m_RailingCache = null;
m_RailingSubElementCache = null;
m_SpaceBoundaryCache = null;
m_SpaceInfoCache = null;
m_SpaceOccupantInfoCache = null;
m_StairRampContainerInfoCache = null;
m_SystemsCache = null;
m_TrussCache = null;
m_TypeObjectsCache = null;
m_TypePropertyInfoCache = null;
m_TypeRelationsCache = null;
m_ViewScheduleElementCache = null;
m_WallConnectionDataCache = null;
m_WallTypeCache = null;
m_UnitsCache = null;
m_ZoneCache = null;
m_ZoneInfoCache = null;
}
/// <summary>
/// Checks if using IFCBCA - Building Code Authority code checking.
/// </summary>
/// <param name="exportOptionsCache">The export options cache.</param>
/// <returns>True if it is, false otherwise.</returns>
public static bool DoCodeChecking(ExportOptionsCache exportOptionsCache)
{
switch (exportOptionsCache.FileVersion)
{
case IFCVersion.IFC2x2:
{
return exportOptionsCache.WallAndColumnSplitting;
}
case IFCVersion.IFCBCA:
return true;
default:
return false;
}
}
/// <summary>
/// Creates a new export options cache from the data in the ExporterIFC passed from Revit.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC handle passed during export.</param>
/// <returns>The new cache.</returns>
public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView)
{
IDictionary<String, String> options = exporterIFC.GetOptions();
ExportOptionsCache cache = new ExportOptionsCache();
cache.FileVersion = exporterIFC.FileVersion;
cache.FileName = exporterIFC.FileName;
cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities;
cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting;
cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel;
// Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected.
cache.ExportParts = filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly;
cache.ExportPartsAsBuildingElementsOverride = null;
cache.ExportAllLevels = false;
cache.ExportAnnotationsOverride = null;
// There is a bug in the native code that doesn't allow us to cast the filterView to any sub-type of View. Work around this by re-getting the element pointer.
if (filterView != null)
cache.FilterViewForExport = filterView.Document.GetElement(filterView.Id) as View;
else
cache.FilterViewForExport = null;
cache.ExportBoundingBoxOverride = null;
cache.IncludeSiteElevation = false;
cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache);
String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport");
bool? use2DRoomBoundaryOption = GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume");
cache.Use2DRoomBoundaryForRoomVolumeCreation =
((use2DRoomBoundary != null && use2DRoomBoundary == "1") ||
cache.ExportAs2x2 ||
(use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault()));
bool? exportAdvancedSweptSolids = GetNamedBooleanOption(options, "ExportAdvancedSweptSolids");
cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false;
// Set GUIDOptions here.
{
// This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only.
String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport");
cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1");
bool? allowGUIDParameterOverride = GetNamedBooleanOption(options, "AllowGUIDParameterOverride");
if (allowGUIDParameterOverride != null)
cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value;
bool? storeIFCGUID = GetNamedBooleanOption(options, "StoreIFCGUID");
if (storeIFCGUID != null)
cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value;
}
// Set NamingOptions here.
cache.NamingOptions = new NamingOptions();
{
bool? useFamilyAndTypeNameForReference = GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference");
cache.NamingOptions.UseFamilyAndTypeNameForReference =
(useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault();
bool? useVisibleRevitNameAsEntityName = GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName");
cache.NamingOptions.UseVisibleRevitNameAsEntityName =
(useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault();
}
// "SingleElement" export option - useful for debugging - only one input element will be processed for export
String singleElementValue;
String elementsToExportValue;
if (options.TryGetValue("SingleElement", out singleElementValue))
{
ElementId elementId = ParseElementId(singleElementValue);
List<ElementId> ids = new List<ElementId>();
ids.Add(elementId);
cache.ElementsForExport = ids;
}
else if (options.TryGetValue("ElementsForExport", out elementsToExportValue))
{
IList<ElementId> ids = ParseElementIds(elementsToExportValue);
cache.ElementsForExport = ids;
}
else
{
cache.ElementsForExport = new List<ElementId>();
}
// "ExportAnnotations" override
cache.ExportAnnotationsOverride = GetNamedBooleanOption(options, "ExportAnnotations");
// "ExportSeparateParts" override
cache.ExportPartsAsBuildingElementsOverride = GetNamedBooleanOption(options, "ExportPartsAsBuildingElements");
// "ExportBoundingBox" override
cache.ExportBoundingBoxOverride = GetNamedBooleanOption(options, "ExportBoundingBox");
bool? exportRoomsInView = GetNamedBooleanOption(options, "ExportRoomsInView");
cache.ExportRoomsInView = exportRoomsInView != null ? exportRoomsInView.Value : false;
// Using the alternate UI or not.
cache.AlternateUIVersionOverride = GetNamedStringOption(options, "AlternateUIVersion");
// Include IFCSITE elevation in the site local placement origin
bool? includeIfcSiteElevation = GetNamedBooleanOption(options, "IncludeSiteElevation");
cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false;
// We have two ways to get information about level of detail:
// 1. The old Boolean "UseCoarseTessellation".
// 2. The new double "TessellationLevelOfDetail".
// We will combine these both into a LevelOfDetail integer that can be used by different elements differently.
// The scale is from 1 (Extra Low) to 4 (High), where :
// UseCoarseTessellation = true -> 1, UseCoarseTessellation = false -> 4
// TessellationLevelOfDetail * 4 = LevelOfDetail
// TessellationLevelOfDetail takes precedence over UseCoarseTessellation.
cache.LevelOfDetail = 2; // Default: Low
bool? useCoarseTessellation = GetNamedBooleanOption(options, "UseCoarseTessellation");
if (useCoarseTessellation.HasValue)
cache.LevelOfDetail = useCoarseTessellation.Value ? 1 : 4;
double? tessellationLOD = GetNamedDoubleOption(options, "TessellationLevelOfDetail");
if (tessellationLOD.HasValue)
{
cache.LevelOfDetail = (int)(tessellationLOD.Value * 4.0 + 0.5);
// Ensure LOD is between 1 to 4, inclusive.
cache.LevelOfDetail = Math.Min(Math.Max(cache.LevelOfDetail, 1), 4);
}
/// Allow exporting a mix of extrusions and BReps as a solid model, if possible.
bool? canExportSolidModelRep = GetNamedBooleanOption(options, "ExportSolidModelRep");
cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false;
// Set the phase we are exporting
cache.ActivePhaseId = ElementId.InvalidElementId;
String activePhaseElementValue;
if (options.TryGetValue("ActivePhase", out activePhaseElementValue))
cache.ActivePhaseId = ParseElementId(activePhaseElementValue);
if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null))
{
Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE);
if (currPhase != null)
cache.ActivePhaseId = currPhase.AsElementId();
}
if (cache.ActivePhaseId == ElementId.InvalidElementId)
{
PhaseArray phaseArray = document.Phases;
Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1);
cache.ActivePhaseId = lastPhase.Id;
cache.ActivePhaseElement = lastPhase;
}
else
{
cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase;
}
bool? useActiveViewGeometry = GetNamedBooleanOption(options, "UseActiveViewGeometry");
cache.UseActiveViewGeometry = useActiveViewGeometry.HasValue ? useActiveViewGeometry.Value : false;
if (cache.UseActiveViewGeometry)
{
int? viewId = GetNamedIntOption(options, "ActiveViewId");
int activeViewId = viewId.HasValue ? viewId.Value : -1;
View activeView = null;
try
{
activeView = document.GetElement(new ElementId(activeViewId)) as View;
}
catch
{
}
cache.ActiveView = activeView;
}
// "FileType" - note - setting is not respected yet
ParseFileType(options, cache);
cache.SelectedConfigName = GetNamedStringOption(options, "ConfigName");
cache.SelectedParametermappingTableName = GetNamedStringOption(options, "ExportUserDefinedParameterMappingFileName");
bool? bExportLinks = GetNamedBooleanOption(options, "ExportingLinks");
cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true);
if (cache.ExportingLink)
{
int? numInstances = GetNamedIntOption(options, "NumberOfExportedLinkInstances");
for (int ii = 0; ii < numInstances; ii++)
{
string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString();
String aLinkInstanceTransform = GetNamedStringOption(options, optionName);
Transform currTransform = null;
if (!String.IsNullOrEmpty(aLinkInstanceTransform))
{
//reconstruct transform
Transform tr = ParseTransform(aLinkInstanceTransform);
//set to cache
if (tr != null)
currTransform = tr;
}
string fileName = null;
if (ii > 0)
{
optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString();
fileName = GetNamedStringOption(options, optionName);
}
if (currTransform == null)
cache.m_LinkInstanceInfos.Add(new Tuple<string, Transform>(fileName, Transform.Identity));
else
cache.m_LinkInstanceInfos.Add(new Tuple<string, Transform>(fileName, currTransform));
}
}
return cache;
}
/// <summary>
/// Clear all caches contained in this manager.
/// </summary>
public static void Clear()
{
if (m_AllocatedGeometryObjectCache != null)
{
m_AllocatedGeometryObjectCache.DisposeCache();
}
ParameterUtil.ClearParameterCache();
m_AllocatedGeometryObjectCache = null;
m_AreaSchemeCache = null;
m_AssemblyInstanceCache = null;
m_BeamSystemCache = null;
m_CategoryClassNameCache = null;
m_CategoryTypeCache = null;
m_CeilingSpaceRelCache = null;
m_ClassificationCache = null;
m_ClassificationLocationCache = null;
m_ConditionalPropertySetsForTypeCache = null;
m_ContainmentCache = null;
m_CurveAnnotationCache = null;
m_DBViewsToExport = null;
m_DefaultCartesianTransformationOperator3D = null;
m_DoorWindowDelayedOpeningCreatorCache = null;
m_DummyHostCache = null;
m_ElementsInAssembliesCache = null;
m_ElementToHandleCache = null;
m_ElementTypeToHandleCache = null;
m_ExportOptionsCache = null;
m_FabricAreaHandleCache = null;
m_FamilySymbolToTypeInfoCache = null;
m_GridCache = null;
m_GroupCache = null;
m_GroupElementGeometryCache = null;
m_GUIDCache = null;
m_GUIDsToStoreCache = null;
m_HandleToElementCache = null;
m_HostObjectsLevelIndex = null;
m_HostPartsCache = null;
m_IsExternalParameterValueCache = null;
m_LevelInfoCache = null;
m_MaterialIdToStyleHandleCache = null;
m_MaterialSetUsageCache = null;
m_MaterialSetCache = null;
//m_MaterialConstituentCache = null;
m_MaterialConstituentSetCache = null;
m_MaterialHandleCache = null;
m_MaterialRelationsCache = null;
m_MEPCache = null;
m_OwnerHistoryHandle = null;
m_ParameterCache = null;
m_PartExportedCache = null;
m_PresentationLayerSetCache = null;
m_PresentationStyleCache = null;
m_ProjectHandle = null;
m_PropertyInfoCache = null;
m_PropertyMapCache = null;
m_PropertySetsForTypeCache = null;
m_RailingCache = null;
m_RailingSubElementCache = null;
m_SiteHandle = null;
m_SpaceBoundaryCache = null;
m_SpaceInfoCache = null;
m_SpaceOccupantInfoCache = null;
m_StairRampContainerInfoCache = null;
m_SystemsCache = null;
m_TrussCache = null;
m_TypePropertyInfoCache = null;
m_TypeRelationsCache = null;
m_ViewScheduleElementCache = null;
m_WallConnectionDataCache = null;
m_UnitsCache = null;
m_ZoneCache = null;
m_ZoneInfoCache = null;
BuildingHandle = null;
}
/// <summary>
/// Creates a new property set options cache from the data in the ExporterIFC passed from Revit.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC handle passed during export.</param>
/// <returns>The new cache.</returns>
/// <remarks>Please initialize this after all other code, as it relies on a consistent cache otherwise.</remarks>
public static PropertySetOptions Create(ExporterIFC exporterIFC, ExportOptionsCache cache)
{
IDictionary<String, String> options = exporterIFC.GetOptions();
PropertySetOptions propertySetOptions = new PropertySetOptions();
propertySetOptions.m_ExportInternalRevit = (cache.FileVersion != IFCVersion.IFC2x3CV2);
// "Revit property sets" override
propertySetOptions.ExportInternalRevitOverride = ExportOptionsCache.GetNamedBooleanOption(options, "ExportInternalRevitPropertySets");
// "ExportIFCCommonPropertySets" override
propertySetOptions.ExportIFCCommonOverride = ExportOptionsCache.GetNamedBooleanOption(options, "ExportIFCCommonPropertySets");
// "ExportSchedulesAsPsets" override
propertySetOptions.ExportSchedulesAsPsetsOverride = ExportOptionsCache.GetNamedBooleanOption(options, "ExportSchedulesAsPsets");
// "ExportUserDefinedPsets" override
propertySetOptions.ExportUserDefinedPsetsOverride = ExportOptionsCache.GetNamedBooleanOption(options, "ExportUserDefinedPsets");
// "ExportUserDefinedPsetsFileName" override
propertySetOptions.ExportUserDefinedPsetsFileName = ExportOptionsCache.GetNamedStringOption(options, "ExportUserDefinedPsetsFileName");
return propertySetOptions;
}
/// <summary>
/// Creates a new export options cache from the data in the ExporterIFC passed from Revit.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC handle passed during export.</param>
/// <returns>The new cache.</returns>
public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView)
{
IDictionary <String, String> options = exporterIFC.GetOptions();
ExportOptionsCache cache = new ExportOptionsCache();
cache.FileVersion = exporterIFC.FileVersion;
cache.FileName = exporterIFC.FileName;
cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities;
cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting;
cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel;
// Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected.
cache.ExportParts = filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly;
cache.ExportPartsAsBuildingElementsOverride = null;
cache.ExportAllLevels = false;
cache.ExportAnnotationsOverride = null;
// There is a bug in the native code that doesn't allow us to cast the filterView to any sub-type of View. Work around this by re-getting the element pointer.
if (filterView != null)
{
cache.FilterViewForExport = filterView.Document.GetElement(filterView.Id) as View;
}
else
{
cache.FilterViewForExport = null;
}
cache.ExportBoundingBoxOverride = null;
cache.IncludeSiteElevation = false;
cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache);
String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport");
bool? use2DRoomBoundaryOption = GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume");
cache.Use2DRoomBoundaryForRoomVolumeCreation =
((use2DRoomBoundary != null && use2DRoomBoundary == "1") ||
cache.ExportAs2x2 ||
(use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault()));
bool?exportAdvancedSweptSolids = GetNamedBooleanOption(options, "ExportAdvancedSweptSolids");
cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false;
// Set GUIDOptions here.
{
// This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only.
String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport");
cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1");
bool?allowGUIDParameterOverride = GetNamedBooleanOption(options, "AllowGUIDParameterOverride");
if (allowGUIDParameterOverride != null)
{
cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value;
}
bool?storeIFCGUID = GetNamedBooleanOption(options, "StoreIFCGUID");
if (storeIFCGUID != null)
{
cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value;
}
}
// Set NamingOptions here.
cache.NamingOptions = new NamingOptions();
{
bool?useFamilyAndTypeNameForReference = GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference");
cache.NamingOptions.UseFamilyAndTypeNameForReference =
(useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault();
bool?useVisibleRevitNameAsEntityName = GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName");
cache.NamingOptions.UseVisibleRevitNameAsEntityName =
(useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault();
}
// "SingleElement" export option - useful for debugging - only one input element will be processed for export
String singleElementValue;
String elementsToExportValue;
if (options.TryGetValue("SingleElement", out singleElementValue))
{
ElementId elementId = ParseElementId(singleElementValue);
List <ElementId> ids = new List <ElementId>();
ids.Add(elementId);
cache.ElementsForExport = ids;
}
else if (options.TryGetValue("ElementsForExport", out elementsToExportValue))
{
IList <ElementId> ids = ParseElementIds(elementsToExportValue);
cache.ElementsForExport = ids;
}
else
{
cache.ElementsForExport = new List <ElementId>();
}
// "ExportAnnotations" override
cache.ExportAnnotationsOverride = GetNamedBooleanOption(options, "ExportAnnotations");
// "ExportSeparateParts" override
cache.ExportPartsAsBuildingElementsOverride = GetNamedBooleanOption(options, "ExportPartsAsBuildingElements");
// "ExportBoundingBox" override
cache.ExportBoundingBoxOverride = GetNamedBooleanOption(options, "ExportBoundingBox");
bool?exportRoomsInView = GetNamedBooleanOption(options, "ExportRoomsInView");
cache.ExportRoomsInView = exportRoomsInView != null ? exportRoomsInView.Value : false;
// Using the alternate UI or not.
cache.AlternateUIVersionOverride = GetNamedStringOption(options, "AlternateUIVersion");
// Include IFCSITE elevation in the site local placement origin
bool?includeIfcSiteElevation = GetNamedBooleanOption(options, "IncludeSiteElevation");
cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false;
// We have two ways to get information about level of detail:
// 1. The old Boolean "UseCoarseTessellation".
// 2. The new double "TessellationLevelOfDetail".
// We will combine these both into a LevelOfDetail integer that can be used by different elements differently.
// The scale is from 1 (Extra Low) to 4 (High), where :
// UseCoarseTessellation = true -> 1, UseCoarseTessellation = false -> 4
// TessellationLevelOfDetail * 4 = LevelOfDetail
// TessellationLevelOfDetail takes precedence over UseCoarseTessellation.
cache.LevelOfDetail = ExportTessellationLevel.Low;
bool?useCoarseTessellation = GetNamedBooleanOption(options, "UseCoarseTessellation");
if (useCoarseTessellation.HasValue)
{
cache.LevelOfDetail = useCoarseTessellation.Value ? ExportTessellationLevel.ExtraLow : ExportTessellationLevel.High;
}
double?tessellationLOD = GetNamedDoubleOption(options, "TessellationLevelOfDetail");
if (tessellationLOD.HasValue)
{
int levelOfDetail = (int)(tessellationLOD.Value * 4.0 + 0.5);
// Ensure LOD is between 1 to 4, inclusive.
levelOfDetail = Math.Min(Math.Max(levelOfDetail, 1), 4);
cache.LevelOfDetail = (ExportTessellationLevel)levelOfDetail;
}
/// Allow exporting a mix of extrusions and BReps as a solid model, if possible.
bool?canExportSolidModelRep = GetNamedBooleanOption(options, "ExportSolidModelRep");
cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false;
// Set the phase we are exporting
cache.ActivePhaseId = ElementId.InvalidElementId;
String activePhaseElementValue;
if (options.TryGetValue("ActivePhase", out activePhaseElementValue))
{
cache.ActivePhaseId = ParseElementId(activePhaseElementValue);
}
if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null))
{
Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE);
if (currPhase != null)
{
cache.ActivePhaseId = currPhase.AsElementId();
}
}
if (cache.ActivePhaseId == ElementId.InvalidElementId)
{
PhaseArray phaseArray = document.Phases;
Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1);
cache.ActivePhaseId = lastPhase.Id;
cache.ActivePhaseElement = lastPhase;
}
else
{
cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase;
}
bool?useActiveViewGeometry = GetNamedBooleanOption(options, "UseActiveViewGeometry");
cache.UseActiveViewGeometry = useActiveViewGeometry.HasValue ? useActiveViewGeometry.Value : false;
if (cache.UseActiveViewGeometry)
{
int? viewId = GetNamedIntOption(options, "ActiveViewId");
int activeViewId = viewId.HasValue ? viewId.Value : -1;
View activeView = null;
try
{
activeView = document.GetElement(new ElementId(activeViewId)) as View;
}
catch
{
}
cache.ActiveView = activeView;
}
// "FileType" - note - setting is not respected yet
ParseFileType(options, cache);
cache.SelectedConfigName = GetNamedStringOption(options, "ConfigName");
cache.SelectedParametermappingTableName = GetNamedStringOption(options, "ExportUserDefinedParameterMappingFileName");
bool?bExportLinks = GetNamedBooleanOption(options, "ExportingLinks");
cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true);
if (cache.ExportingLink)
{
int?numInstances = GetNamedIntOption(options, "NumberOfExportedLinkInstances");
for (int ii = 0; ii < numInstances; ii++)
{
string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString();
String aLinkInstanceTransform = GetNamedStringOption(options, optionName);
Transform currTransform = null;
if (!String.IsNullOrEmpty(aLinkInstanceTransform))
{
//reconstruct transform
Transform tr = ParseTransform(aLinkInstanceTransform);
//set to cache
if (tr != null)
{
currTransform = tr;
}
}
string fileName = null;
if (ii > 0)
{
optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString();
fileName = GetNamedStringOption(options, optionName);
}
if (currTransform == null)
{
cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, Transform.Identity));
}
else
{
cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, currTransform));
}
}
}
return(cache);
}
/// <summary>
/// Creates a new export options cache from the data in the ExporterIFC passed from Revit.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC handle passed during export.</param>
/// <returns>The new cache.</returns>
public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView)
{
IDictionary <String, String> options = exporterIFC.GetOptions();
ExportOptionsCache cache = new ExportOptionsCache();
cache.FileVersion = exporterIFC.FileVersion;
cache.FileName = exporterIFC.FileName;
cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities;
cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting;
cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel;
// Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected.
cache.ExportParts = filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly;
cache.ExportPartsAsBuildingElementsOverride = null;
cache.ExportAllLevels = false;
cache.ExportAnnotationsOverride = null;
cache.FilterViewForExport = filterView;
cache.ExportBoundingBoxOverride = null;
cache.IncludeSiteElevation = false;
cache.UseCoarseTessellation = true;
cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache);
String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport");
bool? use2DRoomBoundaryOption = GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume");
cache.Use2DRoomBoundaryForRoomVolumeCreation =
((use2DRoomBoundary != null && use2DRoomBoundary == "1") ||
cache.ExportAs2x2 ||
(use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault()));
bool?exportAdvancedSweptSolids = GetNamedBooleanOption(options, "ExportAdvancedSweptSolids");
cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false;
// Set GUIDOptions here.
{
// This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only.
String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport");
cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1");
bool?allowGUIDParameterOverride = GetNamedBooleanOption(options, "AllowGUIDParameterOverride");
if (allowGUIDParameterOverride != null)
{
cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value;
}
bool?storeIFCGUID = GetNamedBooleanOption(options, "StoreIFCGUID");
if (storeIFCGUID != null)
{
cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value;
}
}
// Set NamingOptions here.
cache.NamingOptions = new NamingOptions();
{
bool?useFamilyAndTypeNameForReference = GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference");
cache.NamingOptions.UseFamilyAndTypeNameForReference =
(useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault();
bool?useVisibleRevitNameAsEntityName = GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName");
cache.NamingOptions.UseVisibleRevitNameAsEntityName =
(useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault();
}
// "SingleElement" export option - useful for debugging - only one input element will be processed for export
String singleElementValue;
String elementsToExportValue;
if (options.TryGetValue("SingleElement", out singleElementValue))
{
ElementId elementId = ParseElementId(singleElementValue);
List <ElementId> ids = new List <ElementId>();
ids.Add(elementId);
cache.ElementsForExport = ids;
}
else if (options.TryGetValue("ElementsForExport", out elementsToExportValue))
{
IList <ElementId> ids = ParseElementIds(elementsToExportValue);
cache.ElementsForExport = ids;
}
else
{
cache.ElementsForExport = new List <ElementId>();
}
// "ExportAnnotations" override
cache.ExportAnnotationsOverride = GetNamedBooleanOption(options, "ExportAnnotations");
// "ExportSeparateParts" override
cache.ExportPartsAsBuildingElementsOverride = GetNamedBooleanOption(options, "ExportPartsAsBuildingElements");
// "ExportBoundingBox" override
cache.ExportBoundingBoxOverride = GetNamedBooleanOption(options, "ExportBoundingBox");
// Using the alternate UI or not.
cache.AlternateUIVersionOverride = GetNamedStringOption(options, "AlternateUIVersion");
// Include IFCSITE elevation in the site local placement origin
bool?includeIfcSiteElevation = GetNamedBooleanOption(options, "IncludeSiteElevation");
cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false;
// Use coarse tessellation for floors, railings, ramps, spaces and stairs.
bool?useCoarseTessellation = GetNamedBooleanOption(options, "UseCoarseTessellation");
cache.UseCoarseTessellation = useCoarseTessellation != null ? useCoarseTessellation.Value : true;
/// Allow exporting a mix of extrusions and BReps as a solid model, if possible.
bool?canExportSolidModelRep = GetNamedBooleanOption(options, "ExportSolidModelRep");
cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false;
// Set the phase we are exporting
cache.ActivePhaseId = ElementId.InvalidElementId;
String activePhaseElementValue;
if (options.TryGetValue("ActivePhase", out activePhaseElementValue))
{
cache.ActivePhaseId = ParseElementId(activePhaseElementValue);
}
if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null))
{
Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE);
if (currPhase != null)
{
cache.ActivePhaseId = currPhase.AsElementId();
}
}
if (cache.ActivePhaseId == ElementId.InvalidElementId)
{
PhaseArray phaseArray = document.Phases;
Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1);
cache.ActivePhaseId = lastPhase.Id;
cache.ActivePhaseElement = lastPhase;
}
else
{
cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase;
}
// "FileType" - note - setting is not respected yet
ParseFileType(options, cache);
cache.SelectedConfigName = GetNamedStringOption(options, "ConfigName");
bool?bExportLinks = GetNamedBooleanOption(options, "ExportingLinks");
cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true);
if (cache.ExportingLink)
{
int?numInstances = GetNamedIntOption(options, "NumberOfExportedLinkInstances");
for (int ii = 0; ii < numInstances; ii++)
{
string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString();
String aLinkInstanceTransform = GetNamedStringOption(options, optionName);
Transform currTransform = null;
if (!String.IsNullOrEmpty(aLinkInstanceTransform))
{
//reconstruct transform
Transform tr = ParseTransform(aLinkInstanceTransform);
//set to cache
if (tr != null)
{
currTransform = tr;
}
}
string fileName = null;
if (ii > 0)
{
optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString();
fileName = GetNamedStringOption(options, optionName);
}
if (currTransform == null)
{
cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, Transform.Identity));
}
else
{
cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, currTransform));
}
}
}
return(cache);
}
