/// <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) == null)
{
fontName = null;
}
double fontSize;
if (ParameterUtil.GetDoubleValueFromElement(textElemType, BuiltInParameter.TEXT_SIZE, out fontSize) == null)
{
fontSize = -1.0;
}
double viewScale = 100.0; // currently hardwired.
fontSize = UnitUtil.ScaleLength(fontSize * 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>
/// Get the handles of Grid Axes.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="sameDirectionAxes">The grid axes in the same direction of one level.</param>
/// <param name="representations">The representation of grid axis.</param>
/// <returns>The list of handles of grid axes.</returns>
private static List <IFCAnyHandle> CreateIFCGridAxisAndRepresentations(ExporterIFC exporterIFC, ProductWrapper productWrapper, IList <Grid> sameDirectionAxes,
IList <IFCAnyHandle> representations, GridRepresentationData gridRepresentationData)
{
if (sameDirectionAxes.Count == 0)
{
return(null);
}
IDictionary <ElementId, List <IFCAnyHandle> > gridAxisMap = new Dictionary <ElementId, List <IFCAnyHandle> >();
IDictionary <ElementId, List <IFCAnyHandle> > gridRepMap = new Dictionary <ElementId, List <IFCAnyHandle> >();
IFCFile ifcFile = exporterIFC.GetFile();
Grid baseGrid = sameDirectionAxes[0];
Transform lcs = Transform.Identity;
List <IFCAnyHandle> ifcGridAxes = new List <IFCAnyHandle>();
foreach (Grid grid in sameDirectionAxes)
{
// Because the IfcGrid is a collection of Revit Grids, any one of them can override the IFC CAD Layer.
// We will take the first name, and not do too much checking.
if (string.IsNullOrWhiteSpace(gridRepresentationData.m_IFCCADLayer))
{
ParameterUtil.GetStringValueFromElementOrSymbol(grid, "IFCCadLayer", out gridRepresentationData.m_IFCCADLayer);
}
// Get the handle of curve.
XYZ projectionDirection = lcs.BasisZ;
IFCAnyHandle axisCurve;
if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
axisCurve = GeometryUtil.CreatePolyCurveFromCurve(exporterIFC, grid.Curve, lcs, projectionDirection);
}
else
{
IFCGeometryInfo info = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, lcs, projectionDirection, false);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, grid.Curve, XYZ.Zero, false);
IList <IFCAnyHandle> curves = info.GetCurves();
if (curves.Count != 1)
{
throw new Exception("IFC: expected 1 curve when export curve element.");
}
axisCurve = curves[0];
}
bool sameSense = true;
if (baseGrid.Curve is Line)
{
Line baseLine = baseGrid.Curve as Line;
Line axisLine = grid.Curve as Line;
sameSense = (axisLine.Direction.IsAlmostEqualTo(baseLine.Direction));
}
IFCAnyHandle ifcGridAxis = IFCInstanceExporter.CreateGridAxis(ifcFile, grid.Name, axisCurve, sameSense);
ifcGridAxes.Add(ifcGridAxis);
HashSet <IFCAnyHandle> AxisCurves = new HashSet <IFCAnyHandle>();
AxisCurves.Add(axisCurve);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateGeometricCurveSet(ifcFile, AxisCurves);
// get the weight and color from the GridType to create the curve style.
GridType gridType = grid.Document.GetElement(grid.GetTypeId()) as GridType;
IFCData curveWidth = null;
if (ExporterCacheManager.ExportOptionsCache.ExportAnnotations)
{
int outWidth;
double width =
(ParameterUtil.GetIntValueFromElement(gridType, BuiltInParameter.GRID_END_SEGMENT_WEIGHT, out outWidth) != null) ? outWidth : 1;
curveWidth = IFCDataUtil.CreateAsPositiveLengthMeasure(width);
}
if (!ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView)
{
int outColor;
int color =
(ParameterUtil.GetIntValueFromElement(gridType, BuiltInParameter.GRID_END_SEGMENT_COLOR, out outColor) != null) ? outColor : 0;
double blueVal = 0.0;
double greenVal = 0.0;
double redVal = 0.0;
GeometryUtil.GetRGBFromIntValue(color, out blueVal, out greenVal, out redVal);
IFCAnyHandle colorHnd = IFCInstanceExporter.CreateColourRgb(ifcFile, null, redVal, greenVal, blueVal);
BodyExporter.CreateCurveStyleForRepItem(exporterIFC, repItemHnd, curveWidth, colorHnd);
}
HashSet <IFCAnyHandle> curveSet = new HashSet <IFCAnyHandle>();
curveSet.Add(repItemHnd);
gridRepresentationData.m_Grids.Add(grid);
gridRepresentationData.m_curveSets.Add(curveSet);
}
return(ifcGridAxes);
}
/// <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();
Parameter fontNameParam = textElemType.get_Parameter(BuiltInParameter.TEXT_FONT);
string fontName = (fontNameParam != null && fontNameParam.StorageType == StorageType.String) ? fontNameParam.AsString() : null;
Parameter fontSizeParam = textElemType.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);
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));
Parameter fontColorParam = textElemType.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 = 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);
}
