/// <summary>
/// Creates a new IfcAnnotation object.
/// </summary>
/// <param name="exporterIFC">The exporter.</param>
/// <param name="curveElement">The curve element.</param>
/// <param name="categoryId">The category id.</param>
/// <param name="sketchPlaneId">The sketch plane id.</param>
/// <param name="curveLCS">The curve local coordinate system.</param>
/// <param name="curveStyle">The curve style.</param>
/// <param name="placementSetter">The placemenet setter.</param>
/// <param name="localPlacement">The local placement.</param>
/// <param name="repItemHnd">The representation item.</param>
/// <returns>The handle.</returns>
static IFCAnyHandle CreateCurveAnnotation(ExporterIFC exporterIFC, Element curveElement, ElementId categoryId, ElementId sketchPlaneId,
Transform curveLCS, IFCAnyHandle curveStyle, PlacementSetter placementSetter, IFCAnyHandle localPlacement, IFCAnyHandle repItemHnd)
{
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(repItemHnd);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, curveElement, categoryId, exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
throw new Exception("Failed to create shape representation.");
}
List <IFCAnyHandle> shapes = new List <IFCAnyHandle>();
shapes.Add(bodyRepHnd);
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle prodShapeHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapes);
XYZ xDir = curveLCS.BasisX; XYZ zDir = curveLCS.BasisZ; XYZ origin = curveLCS.Origin;
// subtract out level origin if we didn't already before.
IFCLevelInfo levelInfo = placementSetter.LevelInfo;
if (levelInfo != null && !MathUtil.IsAlmostEqual(zDir.Z, 1.0))
{
zDir -= new XYZ(0, 0, levelInfo.Elevation);
}
origin = UnitUtil.ScaleLength(origin);
IFCAnyHandle relativePlacement = ExporterUtil.CreateAxis(file, origin, zDir, xDir);
GeometryUtil.SetRelativePlacement(localPlacement, relativePlacement);
string guid = GUIDUtil.CreateGUID(curveElement);
IFCAnyHandle annotation = IFCInstanceExporter.CreateAnnotation(exporterIFC, curveElement, guid,
ExporterCacheManager.OwnerHistoryHandle, localPlacement, prodShapeHnd);
return(annotation);
}
/// <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 ProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, TextNote textNote, ProductWrapper productWrapper)
{
// Check the intended IFC entity or type name is in the exclude list specified in the UI
string predefinedType = null;
IFCExportInfoPair exportType = ExporterUtil.GetProductExportType(exporterIFC, textNote, out predefinedType);
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(exportType.ExportInstance))
{
return;
}
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.");
}
PresentationStyleAssignmentCache cache = ExporterCacheManager.PresentationStyleAssignmentCache;
IFCAnyHandle presHnd = cache.Find(symId);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(presHnd))
{
TextElementType textElemType = textNote.Symbol;
CreatePresentationStyleAssignmentForTextElementType(exporterIFC, textElemType, cache);
presHnd = cache.Find(symId);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(presHnd))
{
throw new Exception("Failed to create presentation style assignment for TextElementType.");
}
}
HashSet <IFCAnyHandle> presHndSet = new HashSet <IFCAnyHandle>();
presHndSet.Add(presHnd);
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, textNote))
{
const double planScale = 100.0; // currently hardwired.
XYZ orig = UnitUtil.ScaleLength(textNote.Coord);
XYZ yDir = textNote.UpDirection;
XYZ xDir = textNote.BaseDirection;
XYZ zDir = xDir.CrossProduct(yDir);
double sizeX = UnitUtil.ScaleLength(textNote.Width * planScale);
double sizeY = UnitUtil.ScaleLength(textNote.Height * planScale);
// When we display text on screen, we "flip" it if the xDir is negative with relation to
// the X-axis. So if it is, we'll flip x and y.
bool flipOrig = false;
if (xDir.X < 0)
{
xDir = xDir.Multiply(-1.0);
yDir = yDir.Multiply(-1.0);
flipOrig = true;
}
// xFactor, yFactor only used if flipOrig.
double xFactor = 0.0, yFactor = 0.0;
string boxAlignment = 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(xDir.Multiply(sizeX * xFactor));
orig = orig.Add(yDir.Multiply(sizeY * yFactor));
}
IFCAnyHandle origin = ExporterUtil.CreateAxis(file, orig, zDir, xDir);
IFCAnyHandle extent = IFCInstanceExporter.CreatePlanarExtent(file, sizeX, sizeY);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateTextLiteralWithExtent(file, textString, origin, Toolkit.IFCTextPath.Left, extent, boxAlignment);
IFCAnyHandle annoTextOccHnd = IFCInstanceExporter.CreateStyledItem(file, repItemHnd, presHndSet, null);
ElementId catId = textNote.Category != null ? textNote.Category.Id : ElementId.InvalidElementId;
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(repItemHnd);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, textNote, catId, exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
throw new Exception("Failed to create shape representation.");
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle prodShapeHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle instHnd;
if (exportType.ExportInstance == Common.Enums.IFCEntityType.IfcAnnotation)
{
instHnd = IFCInstanceExporter.CreateAnnotation(exporterIFC, textNote, GUIDUtil.CreateGUID(), ExporterCacheManager.OwnerHistoryHandle,
setter.LocalPlacement, prodShapeHnd);
}
else
{
instHnd = IFCInstanceExporter.CreateGenericIFCEntity(exportType, exporterIFC, textNote, GUIDUtil.CreateGUID(), ExporterCacheManager.OwnerHistoryHandle,
setter.LocalPlacement, prodShapeHnd);
}
productWrapper.AddAnnotation(instHnd, setter.LevelInfo, true);
}
tr.Commit();
}
}
/// <summary>
/// Exports an element as an annotation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="filledRegion">The filled region element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, FilledRegion filledRegion,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (filledRegion == null || geometryElement == null)
{
return;
}
// Check the intended IFC entity or type name is in the exclude list specified in the UI
Common.Enums.IFCEntityType elementClassTypeEnum = Common.Enums.IFCEntityType.IfcAnnotation;
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(elementClassTypeEnum))
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
IList <CurveLoop> boundaries = filledRegion.GetBoundaries();
if (boundaries.Count == 0)
{
return;
}
Plane plane = null;
try
{
plane = boundaries[0].GetPlane();
}
catch
{
return;
}
Transform orientTrf = GeometryUtil.CreateTransformFromPlane(plane);
XYZ projectionDirection = plane.Normal;
IList <IList <CurveLoop> > sortedLoops = ExporterIFCUtils.SortCurveLoops(boundaries);
if (sortedLoops.Count == 0)
{
return;
}
FilledRegionType filledRegionType = filledRegion.Document.GetElement(filledRegion.GetTypeId()) as FilledRegionType;
Color color = filledRegionType != null?CategoryUtil.GetSafeColor(filledRegionType.ForegroundPatternColor) : new Color(0, 0, 0);
ElementId foregroundPatternId = filledRegionType != null ? filledRegionType.ForegroundPatternId : ElementId.InvalidElementId;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(filledRegion);
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, filledRegion, null, orientTrf))
{
foreach (IList <CurveLoop> curveLoopList in sortedLoops)
{
IFCAnyHandle outerCurve = null;
HashSet <IFCAnyHandle> innerCurves = null;
for (int ii = 0; ii < curveLoopList.Count; ii++)
{
IFCAnyHandle ifcCurve = GeometryUtil.CreateIFCCurveFromCurveLoop(exporterIFC, curveLoopList[ii], orientTrf, projectionDirection);
if (ii == 0)
{
outerCurve = ifcCurve;
}
else
{
if (innerCurves == null)
{
innerCurves = new HashSet <IFCAnyHandle>();
}
innerCurves.Add(ifcCurve);
}
}
IFCAnyHandle representItem = IFCInstanceExporter.CreateAnnotationFillArea(file, outerCurve, innerCurves);
file.CreateStyle(exporterIFC, representItem, color, foregroundPatternId);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(representItem);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, filledRegion, categoryId,
exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
return;
}
List <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle productShape = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle annotation = IFCInstanceExporter.CreateAnnotation(exporterIFC, filledRegion, GUIDUtil.CreateGUID(), ExporterCacheManager.OwnerHistoryHandle,
setter.LocalPlacement, productShape);
productWrapper.AddAnnotation(annotation, setter.LevelInfo, true);
}
}
transaction.Commit();
}
}
/// <summary>
/// Exports an element as an annotation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="filledRegion">The filled region element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, FilledRegion filledRegion,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (filledRegion == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
IList <CurveLoop> boundaries = filledRegion.GetBoundaries();
if (boundaries.Count == 0)
{
return;
}
Plane plane = null;
try
{
plane = boundaries[0].GetPlane();
}
catch
{
return;
}
Transform orientTrf = Transform.Identity;
orientTrf.BasisX = plane.XVec; orientTrf.BasisY = plane.YVec; orientTrf.BasisZ = plane.Normal;
orientTrf.Origin = plane.Origin;
XYZ projectionDirection = plane.Normal;
IList <IList <CurveLoop> > sortedLoops = ExporterIFCUtils.SortCurveLoops(boundaries);
if (sortedLoops.Count == 0)
{
return;
}
FilledRegionType filledRegionType = filledRegion.Document.GetElement(filledRegion.GetTypeId()) as FilledRegionType;
Color color = filledRegionType != null ? filledRegionType.Color : new Color(0, 0, 0);
ElementId fillPatternId = filledRegionType != null ? filledRegionType.FillPatternId : ElementId.InvalidElementId;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(filledRegion);
using (PlacementSetter setter = PlacementSetter.Create(exporterIFC, filledRegion, null, orientTrf))
{
foreach (IList <CurveLoop> curveLoopList in sortedLoops)
{
IFCAnyHandle outerCurve = null;
HashSet <IFCAnyHandle> innerCurves = null;
for (int ii = 0; ii < curveLoopList.Count; ii++)
{
IFCAnyHandle ifcCurve = GeometryUtil.CreateIFCCurveFromCurveLoop(exporterIFC, curveLoopList[ii], plane, projectionDirection);
if (ii == 0)
{
outerCurve = ifcCurve;
}
else
{
if (innerCurves == null)
{
innerCurves = new HashSet <IFCAnyHandle>();
}
innerCurves.Add(ifcCurve);
}
}
IFCAnyHandle representItem = IFCInstanceExporter.CreateAnnotationFillArea(file, outerCurve, innerCurves);
file.CreateStyle(exporterIFC, representItem, color, fillPatternId);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(representItem);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, filledRegion, categoryId,
exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
return;
}
List <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle productShape = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle annotation = IFCInstanceExporter.CreateAnnotation(file, GUIDUtil.CreateGUID(), exporterIFC.GetOwnerHistoryHandle(),
null, null, null, setter.LocalPlacement, productShape);
productWrapper.AddAnnotation(annotation, setter.LevelInfo, true);
}
}
transaction.Commit();
}
}