/// <summary>
/// Clear all caches contained in this manager.
/// </summary>
public static void Clear()
{
if (m_AllocatedGeometryObjectCache != null)
{
m_AllocatedGeometryObjectCache.DisposeCache();
}
m_AllocatedGeometryObjectCache = null;
m_AssemblyInstanceCache = null;
m_ClassificationCache = null;
m_CurveAnnotationCache = null;
m_DummyHostCache = null;
m_ElementToHandleCache = null;
m_ExportOptionsCache = null;
m_HandleToElementCache = null;
m_HostPartsCache = null;
m_LevelInfoCache = null;
m_MaterialLayerRelationsCache = null;
m_MaterialLayerSetCache = null;
m_MaterialHandleCache = null;
m_MaterialRelationsCache = null;
m_MEPCache = null;
m_RailingCache = null;
m_RailingSubElementCache = null;
m_ParameterCache = null;
m_PartExportedCache = null;
m_PresentationStyleCache = null;
m_SpaceBoundaryCache = null;
m_SpaceOccupantInfoCache = null;
m_SpatialElementHandleCache = null;
m_TypeObjectsCache = null;
m_TypeRelationsCache = null;
m_WallConnectionDataCache = null;
m_UnitsCache = null;
m_ZoneInfoCache = null;
m_TypePropertyInfoCache = null;
m_DoublePropertyInfoCache = null;
m_BooleanPropertyInfoCache = null;
m_IntegerPropertyInfoCache = null;
m_StringPropertyInfoCache = null;
m_HandleTypeCache = null;
m_HandleIsSubTypeOfCache = null;
m_GroupElementGeometryCache = null;
m_PropertySetsForTypeCache = null;
m_ConditionalPropertySetsForTypeCache = null;
m_MaterialIdToStyleHandleCache = null;
m_DefaultCartesianTransformationOperator3D = null;
m_StairRampContainerInfoCache = null;
}
/// <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_DefaultCartesianTransformationOperator3D = 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_HandleToElementCache = 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_SpaceOccupantInfoCache = null;
m_SpatialElementHandleCache = 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>
/// Exports text note elements.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="textNote">
/// The text note element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, TextNote textNote, IFCProductWrapper productWrapper, PresentationStyleAssignmentCache cache)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
string textString = textNote.Text;
if (String.IsNullOrEmpty(textString))
throw new Exception("TextNote does not have test string.");
ElementId symId = textNote.GetTypeId();
if (symId == ElementId.InvalidElementId)
throw new Exception("TextNote does not have valid type id.");
IFCAnyHandle presHnd = cache.Find(symId);
if (!presHnd.HasValue)
{
TextElementType textElemType = textNote.Symbol;
CreatePresentationStyleAssignmentForTextElementType(exporterIFC, textElemType, cache);
presHnd = cache.Find(symId);
if (!presHnd.HasValue)
throw new Exception("Failed to create presentation style assignment for TextElementType.");
}
IList<IFCAnyHandle> presHndSet = new List<IFCAnyHandle>();
presHndSet.Add(presHnd);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, textNote))
{
double linScale = exporterIFC.LinearScale;
const double planScale = 100.0; // currently hardwired.
XYZ orig = textNote.Coord;
orig = orig.Multiply(linScale);
XYZ yDir = textNote.UpDirection;
XYZ xDirection = textNote.BaseDirection;
XYZ zDirection = xDirection.CrossProduct(yDir);
double sizeX = textNote.LineWidth * linScale * planScale;
double sizeY = textNote.Height * linScale * planScale;
// When we display text on screen, we "flip" it if the xDirection is negative with relation to
// the X-axis. So if it is, we'll flip x and y.
bool flipOrig = false;
if (xDirection.X < 0)
{
xDirection = xDirection.Multiply(-1.0);
yDir = yDir.Multiply(-1.0);
flipOrig = true;
}
// xFactor, yFactor only used if flipOrig.
double xFactor = 0.0, yFactor = 0.0;
IFCLabel boxAlign = ConvertTextNoteAlignToBoxAlign(textNote, out xFactor, out yFactor);
// modify the origin to match the alignment. In Revit, the origin is at the top-left (unless flipped,
// then bottom-right).
if (flipOrig)
{
orig = orig.Add(xDirection.Multiply(sizeX * xFactor));
orig = orig.Add(yDir.Multiply(sizeY * yFactor));
}
IFCAnyHandle origin = ExporterUtil.CreateAxis(file, orig, zDirection, xDirection);
IFCLabel textStringLabel = IFCLabel.Create(textString);
IFCAnyHandle extent = file.CreatePlanarExtent(sizeX, sizeY);
IFCAnyHandle repItemHnd = file.CreateTextLiteralWithExtent(textStringLabel, origin, IFCTextPath.Left, extent, boxAlign);
IFCAnyHandle annoTextOccHnd = file.CreateStyledItem(repItemHnd, presHndSet, IFCLabel.Create());
ElementId catId = textNote.Category != null ? textNote.Category.Id : ElementId.InvalidElementId;
IFCLabel identifierOpt = IFCLabel.Create("Annotation");
IFCLabel repTypeOpt = IFCLabel.Create("Annotation2D"); // this is by IFC2x3 convention, not temporary
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(repItemHnd);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateShapeRepresentation(exporterIFC, catId, exporterIFC.Get2DContextHandle(), identifierOpt, repTypeOpt, bodyItems);
if (!bodyRepHnd.HasValue)
throw new Exception("Failed to create shape representation.");
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle prodShapeHnd = file.CreateProductDefinitionShape(IFCLabel.Create(), IFCLabel.Create(), shapeReps);
IFCAnyHandle annoHnd = file.CreateAnnotation(IFCLabel.CreateGUID(), exporterIFC.GetOwnerHistoryHandle(),
IFCLabel.Create(), IFCLabel.Create(), IFCLabel.Create(), setter.GetPlacement(), prodShapeHnd);
productWrapper.AddAnnotation(annoHnd, setter.GetLevelInfo(), true);
}
tr.Commit();
}
}
/// <summary>
/// Creates IfcPresentationStyleAssignment for text element type.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="textElementType">
/// The text note element type.
/// </param>
/// <param name="cache">
/// The cache of IfcPresentationStyleAssignment.
/// </param>
static void CreatePresentationStyleAssignmentForTextElementType(ExporterIFC exporterIFC, TextElementType textElementType, PresentationStyleAssignmentCache cache)
{
IFCFile file = exporterIFC.GetFile();
Parameter fontNameParam = textElementType.get_Parameter(BuiltInParameter.TEXT_FONT);
string fontName = (fontNameParam != null && fontNameParam.StorageType == StorageType.String) ? fontNameParam.AsString() : null;
Parameter fontSizeParam = textElementType.get_Parameter(BuiltInParameter.TEXT_SIZE);
double fontSize = (fontSizeParam != null && fontSizeParam.StorageType == StorageType.Double) ? fontSizeParam.AsDouble() : -1.0;
double scale = exporterIFC.LinearScale;
double viewScale = 100.0; // currently hardwired.
fontSize *= (scale * viewScale);
IFCMeasureValue ifcFontSize = IFCMeasureValue.Create(fontSize);
IFCLabel ifcPreDefinedItemName = IFCLabel.Create("Text Font");
IFCLabel ifcFontName = IFCLabel.Create(fontName);
IList<IFCLabel> fontNameList = new List<IFCLabel>();
fontNameList.Add(ifcFontName);
IFCAnyHandle textSyleFontModelHnd = file.CreateTextStyleFontModel(ifcPreDefinedItemName, fontNameList, IFCLabel.Create(), IFCLabel.Create(), IFCLabel.Create(), ifcFontSize);
Parameter fontColorParam = textElementType.get_Parameter(BuiltInParameter.LINE_COLOR);
int color = (fontColorParam != null && fontColorParam.StorageType == StorageType.Integer) ? fontColorParam.AsInteger() : 0;
double blueVal = ((double)((color & 0xff0000) >> 16)) / 255.0;
double greenVal = ((double)((color & 0xff00) >> 8)) / 255.0;
double redVal = ((double)(color & 0xff)) / 255.0;
IFCAnyHandle colorHnd = file.CreateColourRgb(IFCLabel.Create(), redVal, greenVal, blueVal);
IFCAnyHandle fontColorHnd = file.CreateTextStyleForDefinedFont(colorHnd, IFCAnyHandle.Create());
IFCLabel ifcAttrName = IFCLabel.Create(textElementType.Name);
IFCAnyHandle textStyleHnd = file.CreateTextStyle(ifcAttrName, fontColorHnd, IFCAnyHandle.Create(), textSyleFontModelHnd);
if (!textStyleHnd.HasValue)
return;
ICollection<IFCAnyHandle> presStyleSet = new System.Collections.ObjectModel.Collection<IFCAnyHandle>();
presStyleSet.Add(textStyleHnd);
IFCAnyHandle presStyleHnd = file.CreatePresentationStyleAssignment(presStyleSet);
if (!presStyleHnd.HasValue)
return;
cache.Register(textElementType.Id, presStyleHnd);
}
/// <summary>
/// Creates IfcPresentationStyleAssignment for text element type.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="textElemType">
/// The text note element type.
/// </param>
/// <param name="cache">
/// The cache of IfcPresentationStyleAssignment.
/// </param>
static void CreatePresentationStyleAssignmentForTextElementType(ExporterIFC exporterIFC, TextElementType textElemType, PresentationStyleAssignmentCache cache)
{
IFCFile file = exporterIFC.GetFile();
string fontName;
if (!ParameterUtil.GetStringValueFromElement(textElemType, BuiltInParameter.TEXT_FONT, out fontName))
fontName = null;
double fontSize;
if (!ParameterUtil.GetDoubleValueFromElement(textElemType, BuiltInParameter.TEXT_SIZE, out fontSize))
fontSize = -1.0;
double scale = exporterIFC.LinearScale;
double viewScale = 100.0; // currently hardwired.
fontSize *= (scale * viewScale);
string ifcPreDefinedItemName = "Text Font";
IList<string> fontNameList = new List<string>();
fontNameList.Add(fontName);
IFCAnyHandle textSyleFontModelHnd = IFCInstanceExporter.CreateTextStyleFontModel(file, ifcPreDefinedItemName, fontNameList, null, null, null, IFCDataUtil.CreateAsPositiveLengthMeasure(fontSize));
int color;
ParameterUtil.GetIntValueFromElement(textElemType, BuiltInParameter.LINE_COLOR, out color);
double blueVal = ((double)((color & 0xff0000) >> 16)) / 255.0;
double greenVal = ((double)((color & 0xff00) >> 8)) / 255.0;
double redVal = ((double)(color & 0xff)) / 255.0;
IFCAnyHandle colorHnd = IFCInstanceExporter.CreateColourRgb(file, null, redVal, greenVal, blueVal);
IFCAnyHandle fontColorHnd = IFCInstanceExporter.CreateTextStyleForDefinedFont(file, colorHnd, null);
string ifcAttrName = textElemType.Name;
IFCAnyHandle textStyleHnd = IFCInstanceExporter.CreateTextStyle(file, textElemType.Name, fontColorHnd, null, textSyleFontModelHnd);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(textStyleHnd))
return;
HashSet<IFCAnyHandle> presStyleSet = new HashSet<IFCAnyHandle>();
presStyleSet.Add(textStyleHnd);
IFCAnyHandle presStyleHnd = IFCInstanceExporter.CreatePresentationStyleAssignment(file, presStyleSet);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(presStyleHnd))
return;
cache.Register(textElemType.Id, presStyleHnd);
}
/// <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_DefaultCartesianTransformationOperator3D = 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_HandleToElementCache = 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_SpaceOccupantInfoCache = null;
m_SpatialElementHandleCache = 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>
/// Implements the method that Autodesk Revit will invoke to perform an export to IFC.
/// </summary>
/// <param name="document">The document to export.</param>
/// <param name="exporterIFC">The IFC exporter object.</param>
/// <param name="view">The 3D view that is being exported.</param>
/// <param name="filterView">The view whose filter visibility settings govern the export.</param>
public void ExportIFC(Autodesk.Revit.DB.Document document, ExporterIFC exporterIFC, Autodesk.Revit.DB.View view, Autodesk.Revit.DB.View filterView)
{
try
{
String writeIFCExportedElementsVar = Environment.GetEnvironmentVariable("WriteIFCExportedElements");
if (writeIFCExportedElementsVar != null && writeIFCExportedElementsVar.Length > 0)
{
m_Writer = new StreamWriter(@"c:\ifc-output-filters.txt");
}
//init common properties
m_ParameterCache = new ParameterCache();
ExporterInitializer.InitPropertySets(m_ParameterCache, exporterIFC.FileVersion);
ExporterInitializer.InitQuantities(m_ParameterCache, exporterIFC.FileVersion);
m_PresentationStyleCache = new PresentationStyleAssignmentCache();
m_CurveAnnotationCache = new CurveAnnotationCache();
//export spatial element - none or 1st level room boundaries
if (exporterIFC.SpaceBoundaryLevel == 0 || exporterIFC.SpaceBoundaryLevel == 1)
{
SpatialElementExporter.InitializeSpatialElementGeometryCalculator(document, exporterIFC);
ElementFilter spatialElementFilter = ElementFilteringUtil.GetSpatialElementFilter(document, exporterIFC);
FilteredElementCollector collector = (filterView == null) ? new FilteredElementCollector(document) : new FilteredElementCollector(document, filterView.Id);
collector.WherePasses(spatialElementFilter);
foreach (Element element in collector)
{
ExportElement(exporterIFC, filterView, element);
}
}
else if (exporterIFC.SpaceBoundaryLevel == 2)
{
SpatialElementExporter.ExportSpatialElement2ndLevel(this, exporterIFC, document, filterView);
}
//export other elements
ElementFilter nonSpatialElementFilter = ElementFilteringUtil.GetNonSpatialElementFilter(document, exporterIFC);
FilteredElementCollector collector2 = (filterView == null) ? new FilteredElementCollector(document) : new FilteredElementCollector(document, filterView.Id);
collector2.WherePasses(nonSpatialElementFilter);
foreach (Element element in collector2)
{
ExportElement(exporterIFC, filterView, element);
}
// These elements are created internally, but we allow custom property sets for them. Create them here.
using (IFCProductWrapper productWrapper = IFCProductWrapper.Create(exporterIFC, true))
{
// This allows for custom property sets for buildings. There are currently no custom quantities,
// but the code could be added here at a later date.
IFCAnyHandle buildingHnd = ExporterIFCUtils.GetBuilding(exporterIFC);
productWrapper.AddBuilding(buildingHnd);
ExportElementProperties(exporterIFC, document.ProjectInformation, productWrapper);
}
}
finally
{
if (m_Writer != null)
m_Writer.Close();
}
}
/// <summary>
/// Clear all caches contained in this manager.
/// </summary>
public static void Clear()
{
if (m_AllocatedGeometryObjectCache != null)
m_AllocatedGeometryObjectCache.DisposeCache();
m_AllocatedGeometryObjectCache = null;
m_AssemblyInstanceCache = null;
m_ClassificationCache = null;
m_CurveAnnotationCache = null;
m_DummyHostCache = null;
m_ElementToHandleCache = null;
m_ExportOptionsCache = null;
m_HandleToElementCache = null;
m_HostPartsCache = null;
m_LevelInfoCache = null;
m_MaterialLayerRelationsCache = null;
m_MaterialLayerSetCache = null;
m_MaterialHandleCache = null;
m_MaterialRelationsCache = null;
m_MEPCache = null;
m_RailingCache = null;
m_RailingSubElementCache = null;
m_ParameterCache = null;
m_PartExportedCache = null;
m_PresentationStyleCache = null;
m_SpaceBoundaryCache = null;
m_SpaceOccupantInfoCache = null;
m_SpatialElementHandleCache = null;
m_TypeObjectsCache = null;
m_TypeRelationsCache = null;
m_WallConnectionDataCache = null;
m_UnitsCache = null;
m_ZoneInfoCache = null;
m_TypePropertyInfoCache = null;
m_DoublePropertyInfoCache = null;
m_BooleanPropertyInfoCache = null;
m_IntegerPropertyInfoCache = null;
m_StringPropertyInfoCache = null;
m_HandleTypeCache = null;
m_HandleIsSubTypeOfCache = null;
m_GroupElementGeometryCache = null;
m_PropertySetsForTypeCache = null;
m_ConditionalPropertySetsForTypeCache = null;
m_MaterialIdToStyleHandleCache = null;
m_DefaultCartesianTransformationOperator3D = null;
m_StairRampContainerInfoCache = null;
}