revit api创建风管

public static Duct CreateDuct(Document doc)
{ElementId systemTypeId, ductTypeId, levelId;systemTypeId = ductTypeId = levelId = ElementId.InvalidElementId;// 获取标高Idvar levelFilter = new ElementClassFilter(typeof(Level));FilteredElementCollector levels = new FilteredElementCollector(doc);levels = levels.WherePasses(levelFilter);foreach (Level level in levels){if (level.Name == "Level 1"){levelId = level.Id;break;}}if(levelId == ElementId.InvalidElementId)throw new Exception("无法标高");// 获取类型为SupplyAir的系统类型var systemTypeFilter = new ElementClassFilter(typeof(MEPSystemType));FilteredElementCollector systemTypes = new FilteredElementCollector(doc);systemTypes = systemTypes.WherePasses(systemTypeFilter);List<MEPSystemType> systypes = new List<MEPSystemType>();foreach (MEPSystemType element in systemTypes){if (element.SystemClassification == MEPSystemClassification.SupplyAir){systemTypeId = element.Id;break;}}if (systemTypeId == ElementId.InvalidElementId)throw new Exception("无法找到系统类型");// 获取风管类型var ductTypeFilter = new ElementClassFilter(typeof(DuctType));FilteredElementCollector ductTypes = new FilteredElementCollector(doc);var result = ductTypes.WherePasses(ductTypeFilter).ToList();foreach (DuctType element in result){ductTypeId = element.Id;break;}// 创建风管using (Transaction transaction = new Transaction(doc)){transaction.Start("创建风管");Duct duct = Duct.Create(doc, systemTypeId, ductTypeId, levelId, new XYZ(0, 10, 0), new XYZ(10, 0, 0));transaction.Commit();return duct;}
}