/// <summary>
/// Get 1 truss or 2 columns from selection
/// </summary>
/// <returns>return false if selection incorrect</returns>
private bool GetSelectTrussOrColumns()
{
if (m_activeDocument.Selection.GetElementIds().Count > 2 ||
0 == m_activeDocument.Selection.GetElementIds().Count)
{
return(false);
}
ElementSet es = new ElementSet();
foreach (ElementId elementId in m_activeDocument.Selection.GetElementIds())
{
es.Insert(m_activeDocument.Document.GetElement(elementId));
}
IEnumerator iter = es.GetEnumerator();
iter.Reset();
while (iter.MoveNext())
{
if (iter.Current is Autodesk.Revit.DB.Structure.Truss)
{
if (null == m_truss)
{
m_truss = iter.Current as Autodesk.Revit.DB.Structure.Truss;
}
else
{
return(false);
}
}
else if (iter.Current is Autodesk.Revit.DB.FamilyInstance)
{
FamilyInstance familyInstance = iter.Current as FamilyInstance;
if (StructuralType.Column == familyInstance.StructuralType)
{
if (null == column1)
{
column1 = familyInstance;
}
else
{
column2 = familyInstance;
}
}
else
{
return(false);
}
}
else
{
return(false);
}
}
if (null == m_truss && (null == column1 || null == column2))
{
return(false);
}
return(true);
}
Autodesk.Revit.DB.XYZ startLocation = null; //store the start point of truss location
#endregion Fields
#region Constructors
/// <summary>
/// constructor
/// </summary>
/// <param name="truss">new created truss object in Revit</param>
public TrussGeometry(Autodesk.Revit.DB.Structure.Truss truss, ExternalCommandData commandData)
{
m_commandData = commandData;
m_topChord = new LineTool();
m_bottomChord = new LineTool();
m_truss = truss;
m_graphicsPaths = new ArrayList();
GetTrussGeometryInfo();
}
Autodesk.Revit.DB.XYZ endLocation = null; //store the end point of truss location
#endregion
/// <summary>
/// constructor
/// </summary>
/// <param name="truss">new created truss object in Revit</param>
public TrussGeometry(Autodesk.Revit.DB.Structure.Truss truss, ExternalCommandData commandData)
{
m_commandData = commandData;
m_topChord = new LineTool();
m_bottomChord = new LineTool();
m_truss = truss;
m_graphicsPaths = new ArrayList();
GetTrussGeometryInfo();
}
/// <summary>
/// Get 1 truss or 2 columns from selection
/// </summary>
/// <returns>return false if selection incorrect</returns>
private bool GetSelectTrussOrColumns()
{
if (m_activeDocument.Selection.Elements.Size > 2 ||
0 == m_activeDocument.Selection.Elements.Size)
{
return(false);
}
IEnumerator iter = m_activeDocument.Selection.Elements.GetEnumerator();
iter.Reset();
while (iter.MoveNext())
{
if (iter.Current is Autodesk.Revit.DB.Structure.Truss)
{
if (null == m_truss)
{
m_truss = iter.Current as Autodesk.Revit.DB.Structure.Truss;
}
else
{
return(false);
}
}
else if (iter.Current is Autodesk.Revit.DB.FamilyInstance)
{
FamilyInstance familyInstance = iter.Current as FamilyInstance;
if (StructuralType.Column == familyInstance.StructuralType)
{
if (null == column1)
{
column1 = familyInstance;
}
else
{
column2 = familyInstance;
}
}
else
{
return(false);
}
}
else
{
return(false);
}
}
if (null == m_truss && (null == column1 || null == column2))
{
return(false);
}
return(true);
}
/// <summary>
/// create new truss
/// </summary>
/// <param name="sender">object who sent this event</param>
/// <param name="e">event args</param>
private void CreateButton_Click(object sender, EventArgs e)
{
try
{
Transaction transaction = new Transaction(m_commandData.Application.ActiveUIDocument.Document, "CreateTruss");
transaction.Start();
// create the truss
m_truss = CreateTruss();
m_truss.Location.Move(new Autodesk.Revit.DB.XYZ(0, 0, m_selectedView.GenLevel.Elevation));
transaction.Commit();
trussGeometry = new TrussGeometry(m_truss, m_commandData);
this.TrussGraphicsTabControl.SelectedIndex = 1;
}
catch (Exception ex)
{ MessageBox.Show(ex.Message); }
this.TrussTypeComboBox.Enabled = false;
this.CreateButton.Enabled = false;
this.ViewComboBox.Enabled = false;
}
/// <summary>
/// Get 1 truss or 2 columns from selection
/// </summary>
/// <returns>return false if selection incorrect</returns>
private bool GetSelectTrussOrColumns()
{
if (m_activeDocument.Selection.Elements.Size > 2 ||
0 == m_activeDocument.Selection.Elements.Size)
{ return false; }
IEnumerator iter = m_activeDocument.Selection.Elements.GetEnumerator();
iter.Reset();
while (iter.MoveNext())
{
if (iter.Current is Autodesk.Revit.DB.Structure.Truss)
{
if (null == m_truss)
{ m_truss = iter.Current as Autodesk.Revit.DB.Structure.Truss; }
else { return false; }
}
else if (iter.Current is Autodesk.Revit.DB.FamilyInstance)
{
FamilyInstance familyInstance = iter.Current as FamilyInstance;
if (StructuralType.Column == familyInstance.StructuralType)
{
if (null == column1) { column1 = familyInstance; }
else { column2 = familyInstance; }
}
else
{ return false; }
}
else { return false; }
}
if (null == m_truss && (null == column1 || null == column2))
{ return false; }
return true;
}
/// <summary>
/// create new truss
/// </summary>
/// <param name="sender">object who sent this event</param>
/// <param name="e">event args</param>
private void CreateButton_Click(object sender, EventArgs e)
{
try
{
Transaction transaction = new Transaction(m_commandData.Application.ActiveUIDocument.Document, "CreateTruss");
transaction.Start();
// create the truss
m_truss = CreateTruss();
m_truss.Location.Move(new Autodesk.Revit.DB.XYZ (0, 0, m_selectedView.GenLevel.Elevation));
transaction.Commit();
trussGeometry = new TrussGeometry(m_truss, m_commandData);
this.TrussGraphicsTabControl.SelectedIndex = 1;
}
catch (Exception ex)
{ MessageBox.Show(ex.Message); }
this.TrussTypeComboBox.Enabled = false;
this.CreateButton.Enabled = false;
this.ViewComboBox.Enabled = false;
}