/// <summary>
/// Creates a shape representation and register it to shape representation layer.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="categoryId">The category id.</param>
/// <param name="contextOfItems">The context for which the different subtypes of representation are valid.</param>
/// <param name="identifier">The identifier for the representation.</param>
/// <param name="representationType">The type handle for the representation.</param>
/// <param name="items">Collection of geometric representation items that are defined for this representation.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle CreateShapeRepresentation(ExporterIFC exporterIFC, Element element, ElementId categoryId, IFCAnyHandle contextOfItems,
string identifier, string representationType, ICollection <IFCAnyHandle> items)
{
IFCAnyHandle newShapeRepresentation = CreateBaseShapeRepresentation(exporterIFC, contextOfItems, identifier, representationType, items);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(newShapeRepresentation))
{
return(newShapeRepresentation);
}
string ifcCADLayer = null;
if ((ParameterUtil.GetStringValueFromElementOrSymbol(element, "IFCCadLayer", out ifcCADLayer) == null) || string.IsNullOrWhiteSpace(ifcCADLayer))
{
ifcCADLayer = ExporterStateManager.GetCurrentCADLayerOverride();
}
// We are using the DWG export layer table to correctly map category to DWG layer for the
// IfcPresentationLayerAsssignment, if it is not overridden.
if (!string.IsNullOrWhiteSpace(ifcCADLayer))
{
ExporterCacheManager.PresentationLayerSetCache.AddRepresentationToLayer(ifcCADLayer, newShapeRepresentation);
}
else
{
exporterIFC.RegisterShapeForPresentationLayer(element, categoryId, newShapeRepresentation);
}
return(newShapeRepresentation);
}
/// <summary>
/// The constructor that sets the current CAD layer override string. Will do nothing if the string in invalid or null.
/// </summary>
/// <param name="overrideString">The value.</param>
public CADLayerOverrideSetter(string overrideString)
{
if (!string.IsNullOrWhiteSpace(overrideString))
{
ExporterStateManager.PushCADLayerOverride(overrideString);
m_ValidString = true;
}
}