private static IfcStyledItem ToIfcStyledItem(this Material material, IfcRepresentationItem shape, Document doc)
{
var color = material.Color.ToIfcColourRgb(doc);
var shading = new IfcSurfaceStyleShading(color);
var styles = new List <IfcSurfaceStyleElementSelect> {
};
styles.Add(new IfcSurfaceStyleElementSelect(shading));
var surfaceStyle = new IfcSurfaceStyle(material.Name, IfcSurfaceSide.POSITIVE, styles);
var styleSelect = new IfcPresentationStyleSelect(surfaceStyle);
var assign = new IfcPresentationStyleAssignment(new List <IfcPresentationStyleSelect> {
styleSelect
});
var assignments = new List <IfcPresentationStyleAssignment>();
assignments.Add(assign);
var styledByItem = new IfcStyledItem(shape, assignments, material.Name);
doc.AddEntity(color);
doc.AddEntity(shading);
doc.AddEntity(surfaceStyle);
doc.AddEntity(styleSelect);
doc.AddEntity(assign);
return(styledByItem);
}
internal override void ParseXml(XmlElement xml)
{
base.ParseXml(xml);
foreach (XmlNode child in xml.ChildNodes)
{
string name = child.Name;
if (string.Compare(name, "Styles") == 0)
{
foreach (XmlNode cn in child.ChildNodes)
{
IfcPresentationStyleSelect s = mDatabase.ParseXml <IfcPresentationStyleSelect>(cn as XmlElement);
if (s != null)
{
addStyle(s);
}
}
}
}
}
//transformation function to convert/cast IFC2x3 data to appear as IFC4
private static IIfcPresentationStyleSelect StylesToIfc4(IfcPresentationStyleSelect member)
{
if (member == null)
{
return(null);
}
switch (member.GetType().Name)
{
case "IfcCurveStyle":
return(member as IfcCurveStyle);
case "IfcSymbolStyle":
//## Handle entity IfcSymbolStyle which is not a part of the target select interface IIfcPresentationStyleSelect in property Styles
{
/* var colour = ifcsymbolstyle.StyleOfSymbol as IIfcColourRgb;
* if(colour!=null)
* return colour;*/
return(new Ifc4.PresentationAppearanceResource.IfcNullStyle());
}
//##
case "IfcFillAreaStyle":
return(member as IfcFillAreaStyle);
case "IfcTextStyle":
return(member as IfcTextStyle);
case "IfcSurfaceStyle":
return(member as IfcSurfaceStyle);
case "IfcNullStyle":
//## Handle defined type IfcNullStyle which is not a part of the target select interface IItemSet<IIfcPresentationStyleSelect> in property Styles
return(null);
//##
default:
throw new System.NotSupportedException();
}
}
public static IfcShapeRepresentation NewIfc2x3RepresentationItem(this IModel s, IfcProduct product, IfcGeometricRepresentationItem geometryItem, IfcPresentationStyleSelect style)
{
if (null != style)
{
var styleAssignement = s.Instances.New <IfcPresentationStyleAssignment>();
styleAssignement.Styles.Add(style);
s.Instances.New <IfcStyledItem>(i =>
{
i.Item = geometryItem;
i.Styles.Add(styleAssignement);
});
}
var shapeRepresentation = s.NewIfc2x3ShapeRepresentation(product);
shapeRepresentation.Items.Add(geometryItem);
return(shapeRepresentation);
}
