public RequirementView(IfcSimplePropertyTemplate property, RequirementSetView requirementSet, bool addSelf = false)
{
PropertyTemplate = property;
Parent = requirementSet;
if (addSelf)
{
Parent.Requirements.Add(this);
}
lang = Language.Lang;
Language.PropertyChanged += (_, p) =>
{
if (p.PropertyName != nameof(Language.Lang))
{
return;
}
lang = Language.Lang;
};
}
private static RequirementSetView GetOrCreate(IfcSimplePropertyTemplate property, Dictionary <int, RequirementSetView> map)
{
// enumerate inverse property. This is potentially expensive
var pset = property.PartOfPsetTemplate.FirstOrDefault();
if (pset == null)
{
return(null);
}
if (map.TryGetValue(pset.EntityLabel, out RequirementSetView view))
{
return(view);
}
view = new RequirementSetView(pset);
view.Requirements.Clear();
map.Add(pset.EntityLabel, view);
return(view);
}