internal static bool IfcUniqueQuantityNames(IItemSet <IfcPhysicalQuantity> Quantities)
{
// note: this function has been substantially rewritten to take advangate of linq.
//
var propNames = Quantities.Select(x => x.Name).ToList();
var isUnique = propNames.Distinct().Count() == Quantities.Count();
return(isUnique);
}
internal static bool IfcUniquePropertyTemplateNames(IItemSet <IfcPropertyTemplate> PropertyTemplates)
{
// note: this function has been substantially rewritten to take advangate of linq.
//
var propNames = PropertyTemplates.Select(x => x.Name).ToList();
var isUnique = propNames.Distinct().Count() == PropertyTemplates.Count();
return(isUnique);
}
internal static bool IfcTopologyRepresentationTypes(IfcLabel?RepType, IItemSet <IfcRepresentationItem> Items)
{
// local variables
int Count = 0;
if (!RepType.HasValue)
{
return(true); // deduced from Undefined clause below
}
switch (RepType.Value)
{
case "Vertex":
Count = Items.Count(x => x is IIfcVertex);
break;
case "Edge":
Count = Items.Count(x => x is IIfcEdge);
break;
case "Path":
Count = Items.Count(x => x is IIfcPath);
break;
case "Face":
Count = Items.Count(x => x is IIfcFace);
break;
case "Shell":
Count = Items.Count(x => x is IIfcOpenShell ||
x is IIfcClosedShell
);
break;
case "Undefined":
return(true);
}
return(Count == Items.Count);
}
internal static bool IfcShapeRepresentationTypes(IfcLabel?RepType, IItemSet <IfcRepresentationItem> Items)
{
// local variables
int Count = 0;
if (!RepType.HasValue)
{
return(Count == Items.Count);
}
switch (RepType.Value)
{
case "Point":
Count = Items.Count(x => x is IIfcPoint);
break;
//case "PointCloud":
// Count = Items.Count(x => x is IIfcCartesianPointList3D);
// break;
case "Curve":
Count = Items.Count(x => x is IIfcCurve);
break;
case "Curve2D":
Count = Items.Count(x => x is IIfcCurve && ((IIfcCurve)x).Dim == 2);
break;
case "Curve3D":
Count = Items.Count(x => x is IIfcCurve && ((IIfcCurve)x).Dim == 3);
break;
case "Surface":
Count = Items.Count(x => x is IIfcSurface);
break;
case "Surface2D":
Count = Items.Count(x => x is IIfcSurface && ((IIfcSurface)x).Dim == 2);
break;
case "Surface3D":
Count = Items.Count(x => x is IIfcSurface && ((IIfcSurface)x).Dim == 3);
break;
case "FillArea":
Count = Items.Count(x => x is IIfcAnnotationFillArea);
break;
case "Text":
Count = Items.Count(x => x is IIfcTextLiteral);
break;
//case "AdvancedSurface":
// Count = Items.Count(x => x is IIfcBSplineSurface);
// break;
case "Annotation2D":
Count = Items.Count(x =>
x is IIfcPoint ||
x is IIfcCurve ||
x is IIfcGeometricCurveSet ||
x is IIfcAnnotationFillArea ||
x is IIfcTextLiteral
);
break;
case "GeometricSet":
Count = Items.Count(x =>
x is IIfcGeometricSet ||
x is IIfcPoint ||
x is IIfcCurve ||
x is IIfcSurface);
break;
case "GeometricCurveSet":
Count = Items.Count(x =>
x is IIfcGeometricCurveSet ||
x is IIfcGeometricSet ||
x is IIfcPoint ||
x is IIfcCurve);
foreach (var ifcRepresentationItem in Items)
{
if (ifcRepresentationItem is IIfcGeometricSet)
{
var asIIfcGeometricSet = ifcRepresentationItem as IIfcGeometricSet;
if (asIIfcGeometricSet.Elements.Count(temp => temp is IfcSurface) > 0)
{
Count--;
}
}
}
break;
//case "Tessellation":
// Count = Items.Count(x => x is IIfcTessellatedItem);
// break;
case "SurfaceOrSolidModel":
Count = Items.Count(x =>
// x is IIfcTessellatedItem
x is IIfcShellBasedSurfaceModel ||
x is IIfcFaceBasedSurfaceModel ||
x is IIfcSolidModel
);
break;
case "SurfaceModel":
Count = Items.Count(x =>
x is IIfcShellBasedSurfaceModel ||
x is IIfcFaceBasedSurfaceModel
);
break;
case "SolidModel":
Count = Items.Count(x => x is IIfcSolidModel);
break;
case "SweptSolid":
// todo: check this, i'm not sure this is how to interpret the clause
Count = Items.Count(x =>
x is IIfcExtrudedAreaSolid ||
x is IIfcRevolvedAreaSolid
);
break;
case "AdvancedSweptSolid":
Count = Items.Count(x =>
x is IIfcSweptAreaSolid ||
x is IIfcSweptDiskSolid
);
break;
case "CSG":
Count = Items.Count(x =>
x is IIfcBooleanResult ||
x is IIfcCsgPrimitive3D ||
x is IIfcCsgSolid);
break;
case "Clipping":
Count = Items.Count(x => x is IIfcBooleanClippingResult);
break;
case "Brep":
Count = Items.Count(x => x is IIfcFacetedBrep);
break;
case "AdvancedBrep":
Count = Items.Count(x => x is IIfcManifoldSolidBrep);
break;
case "BoundingBox":
Count = Items.Count(x => x is IIfcBoundingBox);
if (Items.Count > 1)
{
Count = 0;
}
break;
case "SectionedSpine":
Count = Items.Count(x => x is IIfcSectionedSpine);
break;
case "LightSource":
Count = Items.Count(x => x is IIfcLightSource);
break;
case "MappedRepresentation":
Count = Items.Count(x => x is IIfcMappedItem);
break;
}
return(Count == Items.Count);
}
