public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
BodyGroupKey second = obj as BodyGroupKey;
return(this == second);
}
private static bool ProcessGroupMembership(ExporterIFC exporterIFC, IFCFile file, Element element, ElementId categoryId, IFCAnyHandle contextOfItems,
IList<GeometryObject> geomList, BodyData bodyDataIn,
out BodyGroupKey groupKey, out BodyGroupData groupData, out BodyData bodyData)
{
// Set back to true if all checks are passed.
bool useGroupsIfPossible = false;
groupKey = null;
groupData = null;
bodyData = null;
Group group = element.Group;
if (group != null)
{
ElementId elementId = element.Id;
bool pristineGeometry = true;
foreach (GeometryObject geomObject in geomList)
{
try
{
ICollection<ElementId> generatingElementIds = element.GetGeneratingElementIds(geomObject);
int numGeneratingElements = generatingElementIds.Count;
if ((numGeneratingElements > 1) || (numGeneratingElements == 1 && (generatingElementIds.First() != elementId)))
{
pristineGeometry = false;
break;
}
}
catch
{
pristineGeometry = false;
break;
}
}
if (pristineGeometry)
{
groupKey = new BodyGroupKey();
IList<ElementId> groupMemberIds = group.GetMemberIds();
int numMembers = groupMemberIds.Count;
for (int idx = 0; idx < numMembers; idx++)
{
if (groupMemberIds[idx] == elementId)
{
groupKey.GroupMemberIndex = idx;
break;
}
}
if (groupKey.GroupMemberIndex >= 0)
{
groupKey.GroupTypeId = group.GetTypeId();
groupData = ExporterCacheManager.GroupElementGeometryCache.Find(groupKey);
if (groupData == null)
{
groupData = new BodyGroupData();
useGroupsIfPossible = true;
}
else
{
IList<IFCAnyHandle> groupBodyItems = new List<IFCAnyHandle>();
foreach (IFCAnyHandle mappedRepHnd in groupData.Handles)
{
IFCAnyHandle mappedItemHnd = ExporterUtil.CreateDefaultMappedItem(file, mappedRepHnd);
groupBodyItems.Add(mappedItemHnd);
}
bodyData = new BodyData(bodyDataIn);
bodyData.RepresentationHnd = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC, element, categoryId, contextOfItems, groupBodyItems);
return true;
}
}
}
}
return useGroupsIfPossible;
}
