/// <summary>
/// Do some check for the selection elements, includes geometry check.
/// If the data doesn't meet our need, Exception will be thrown.
/// </summary>
private void Assert()
{
// Reserve all element ids for following iteration
List <ElementId> selectedIds = new List <ElementId>();
foreach (Autodesk.Revit.DB.ElementId elemId in m_rvtUIDoc.Selection.GetElementIds())
{
Autodesk.Revit.DB.Element elem = m_rvtUIDoc.Document.GetElement(elemId);
selectedIds.Add(elem.Id);
}
if (selectedIds.Count == 0)
{
throw new Exception("Please select a concrete beam or column to create rebar.");
}
//
// Construct filter to find expected rebar host
// Structural type filters firstly
LogicalOrFilter stFilter = new LogicalOrFilter(
new ElementStructuralTypeFilter(StructuralType.Beam),
new ElementStructuralTypeFilter(StructuralType.Column));
// + StructuralMaterial
LogicalAndFilter hostFilter = new LogicalAndFilter(stFilter,
new StructuralMaterialTypeFilter(StructuralMaterialType.Concrete));
// Expected rebar host: it should be family instance
FilteredElementCollector collector = new FilteredElementCollector(m_rvtUIDoc.Document, selectedIds);
FamilyInstance rebarHost = collector.OfClass(typeof(FamilyInstance)).WherePasses(hostFilter).FirstElement() as FamilyInstance;
// Make sure the selected beam or column is rectangular.
try
{
m_geometryData = new GeometrySupport(rebarHost);
}
catch
{
throw new Exception("Please select a beam or column in rectangular shape.");
}
m_rebarHost = rebarHost;
// Judge the rebar host is a valid host.
RebarHostData rebarHostData = RebarHostData.GetRebarHostData(rebarHost);
if (rebarHostData == null || !rebarHostData.IsValidHost())
{
throw new Exception("The selected element is not a valid rebar host.");
}
// Make sure the selected beam or column doesn't contain any rebar.
if (rebarHostData.GetRebarsInHost().Count > 0)
{
throw new Exception("Please select a beam or a column which doesn't contain any rebar.");
}
}
/// <summary>
/// Do some check for the selection elements, includes geometry check.
/// If the data doesn't meet our need, Exception will be thrown.
/// </summary>
private void Assert()
{
// Reserve all element ids for following iteration
List<ElementId> selectedIds = new List<ElementId>();
foreach (Autodesk.Revit.DB.Element elem in m_rvtUIDoc.Selection.Elements)
{
selectedIds.Add(elem.Id);
}
if (selectedIds.Count == 0)
throw new Exception("Please select a concrete beam or column to create rebar.");
//
// Construct filter to find expected rebar host
// Structural type filters firstly
LogicalOrFilter stFilter = new LogicalOrFilter(
new ElementStructuralTypeFilter(StructuralType.Beam),
new ElementStructuralTypeFilter(StructuralType.Column));
// + StructuralMaterial
LogicalAndFilter hostFilter = new LogicalAndFilter(stFilter,
new StructuralMaterialTypeFilter(StructuralMaterialType.Concrete));
// Expected rebar host: it should be family instance
FilteredElementCollector collector = new FilteredElementCollector(m_rvtUIDoc.Document, selectedIds);
FamilyInstance rebarHost = collector.OfClass(typeof(FamilyInstance)).WherePasses(hostFilter).FirstElement() as FamilyInstance;
// Make sure the selected beam or column is rectangular.
try
{
m_geometryData = new GeometrySupport(rebarHost);
}
catch
{
throw new Exception("Please select a beam or column in rectangular shape.");
}
m_rebarHost = rebarHost;
// Judge the rebar host is a valid host.
RebarHostData rebarHostData = RebarHostData.GetRebarHostData(rebarHost);
if (rebarHostData == null || !rebarHostData.IsValidHost())
{
throw new Exception("The selected element is not a valid rebar host.");
}
// Make sure the selected beam or column doesn't contain any rebar.
if (rebarHostData.GetRebarsInHost().Count > 0)
{
throw new Exception("Please select a beam or a column which doesn't contain any rebar.");
}
}
