public void CreateFederation()
{
using (var fedModel = Xbim.Ifc2x3.IO.XbimModel.CreateTemporaryModel())
{
fedModel.Initialise("Federation Creating Author", "Federation Creating Organisation", "This Application", "This Developer", "v1.1");
using (var txn = fedModel.BeginTransaction())
{
fedModel.IfcProject.Name = "Federation Project Name";
txn.Commit();
}
//now add federated models
fedModel.AddModelReference(ModelA, "The Architects Name", IfcRoleEnum.ARCHITECT);
fedModel.AddModelReference(ModelB, "The Owners Name", IfcRoleEnum.BUILDINGOWNER);
// fedModel.AddModelReference(ModelC, "The Cost Consultants Name", IfcRole.UserDefined, "Cost Consultant");
fedModel.SaveAs("Federated Model", IfcStorageType.Ifc);
} //close and automatically delete the temporary database
//Now open the Ifc file and see what we have
using (var fed = new Xbim.Ifc2x3.IO.XbimModel())
{
fed.CreateFrom("Federated Model.ifc", "Federated Model.xBIMF"); //use xBIMF to help us distinguish
fed.Open("Federated Model.xBIMF");
//check the various ways of access objects give consistent results.
var localInstances = fed.Instances.Count;
var totalInstances = fed.FederatedInstances.Count;
long refInstancesCount = 0;
foreach (var refModel in fed.ReferencedModels)
{
refInstancesCount += refModel.Model.Instances.Count;
}
Assert.IsTrue(totalInstances == refInstancesCount + localInstances);
long enumeratingInstancesCount = 0;
foreach (var item in fed.FederatedInstances)
{
enumeratingInstancesCount++;
}
Assert.IsTrue(totalInstances == enumeratingInstancesCount);
long fedProjectCount = fed.FederatedInstances.OfType <IfcProject>().Count();
long localProjectCount = fed.Instances.OfType <IfcProject>().Count();
Assert.IsTrue(fedProjectCount == 3);
Assert.IsTrue(localProjectCount == 1);
}
}
public static XbimModel CreateTemporaryModel()
{
var tmpFileName = Path.GetTempFileName();
try
{
var model = new XbimModel();
model.CreateDatabase(tmpFileName);
model.Open(tmpFileName, XbimDBAccess.ReadWrite, true);
model.Header = new StepFileHeader(StepFileHeader.HeaderCreationMode.InitWithXbimDefaults);
foreach (var schemasId in model.Factory.SchemasIds)
{
model.Header.FileSchema.Schemas.Add(schemasId);
}
return(model);
}
catch (Exception e)
{
throw new XbimException("Failed to create and open temporary xBIM file \'" + tmpFileName + "\'\n" + e.Message, e);
}
}
public void ValidIdentityInFederation()
{
using (var fedModel = Xbim.Ifc2x3.IO.XbimModel.CreateTemporaryModel())
{
fedModel.Initialise("Federation Creating Author", "Federation Creating Organisation", "This Application", "This Developer", "v1.1");
using (var txn = fedModel.BeginTransaction())
{
fedModel.IfcProject.Name = "Federation Project Name";
txn.Commit();
}
//now add federated models
fedModel.AddModelReference(ModelFedP1, "The Architects Name", IfcRoleEnum.ARCHITECT);
fedModel.AddModelReference(ModelFedP2, "The Owners Name", IfcRoleEnum.BUILDINGOWNER);
fedModel.SaveAs("P1P2Federation", IfcStorageType.Ifc);
} //close and automatically delete the temporary database
//Now open the Ifc file and see what we have
using (var fed = new Xbim.Ifc2x3.IO.XbimModel())
{
fed.CreateFrom("P1P2Federation.ifc", "P1P2Federation.xBIMF"); //use xBIMF to help us distinguish
fed.Open("P1P2Federation.xBIMF");
fed.EnsureUniqueUserDefinedId();
var mustDiffer =
fed.FederatedInstances.OfType <IfcGeometricRepresentationSubContext>()
.Where(x => x.ContextIdentifier == @"Body").ToArray();
// we are expecting two items (one body from each model loaded)
// they happen to share the same entitylabel, but they have different models.
var first = mustDiffer[0];
var second = mustDiffer[1];
Assert.IsFalse(first == second);
var tst = new HashSet <IfcGeometricRepresentationContext>();
tst.Add(first);
tst.Add(second);
Assert.IsTrue(tst.Count == 2);
}
}
public XbimModelSummary(XbimModel model)
{
_model = model;
}
