//get specificaions regarding the dia and spacing
public static List <FEMS_Specs> GetFEMS_Specs(specificationData configFileData)
{
List <FEMS_Specs> specList = new List <FEMS_Specs>();
FEMS_Specs specs = new FEMS_Specs();
try
{
if (File.Exists(configFileData.specsFile))
{
//read all the contents of the file into a string array
string[] fileContents = File.ReadAllLines(configFileData.specsFile);
string[] splitLines = null;
for (int i = 0; i < fileContents.Count(); i++)
{
splitLines = fileContents[i].Split(' ');
if (splitLines[0] != "" && splitLines[1] != "")
{
specs.dia = double.Parse(splitLines[0].Trim());
specs.spacing = double.Parse(splitLines[1].Trim());
specList.Add(specs);
}
}
}
}
catch
{
return(null);
}
return(specList);
}
//default execute method required by the IExternalCommand class
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
try
{
//call to the security check method to check for authentication
security = SecurityLNT.Security_Check();
if (security == false)
{
return(Result.Succeeded);
}
//read the config file
specificationData configFileData = UtilityMethods.ReadConfig();
//check for discipline
if (configFileData.discipline != "FEMS")
{
TaskDialog.Show("Failed!", "Sorry! Plug-in Not intended for your discipline.");
return(Result.Succeeded);
}
//exception handled
if (configFileData.offset == -1.0)
{
MessageBox.Show("Configuration data not found!");
return(Result.Succeeded);
}
//get all data from specification file
specList = UtilityMethods.GetFEMS_Specs(configFileData);
//exception handled
if (specList == null)
{
MessageBox.Show("Specifications not found!");
return(Result.Succeeded);
}
//open the active document in revit
m_document = commandData.Application.ActiveUIDocument;
//get the selected element set
eleSet = m_document.Selection.Elements;
if (eleSet.IsEmpty)
{
MessageBox.Show("Please select pipes before executing the Add-in!");
return(Result.Succeeded);
}
//get family name from config data
FamilyName = configFileData.selectedFamily;
//check if family exists
family = UtilityMethods.FindElementByName(m_document.Document, typeof(Family), FamilyName) as Family;
//if existing
if (family == null)
{
MessageBox.Show("Please load the family into the project and re-run the Add-in.");
return(Result.Succeeded);
}
//get the 3D view to workon
view3D = UtilityMethods.Get3D_View(m_document.Document);
//exception handled
if (view3D == null)
{
MessageBox.Show("No 3D view available!");
return(Result.Succeeded);
}
//set the 3D view sectionBox to false and copy its bounding box
bounds = UtilityMethods.GetBounds(view3D);
//exception handled
if (bounds == null)
{
MessageBox.Show("Failed to generate bounding box!");
return(Result.Succeeded);
}
//get the family symbol
symbol = UtilityMethods.GetFamilySymbol(family);
//exception handled
if (family == null)
{
MessageBox.Show("No family symbol for the family you specified!");
return(Result.Succeeded);
}
//iterate through all the selected elements
foreach (Element ele in eleSet)
{
//check whether the selected element is of type pipe
if (ele is Pipe)
{
//get the location curve of the pipe
pipeCurve = ((LocationCurve)ele.Location).Curve;
//if the length of pipe curve obtained is zero skip that pipe
if (pipeCurve.Length == 0)
{
FailedToPlace.Add(ele.Id);
continue;
}
//from the specification file, get the spacing corresponding to the pipe diameter
spacing = UtilityMethods.GetSpacing(ele, specList);
//check if the spacing returned is -1
if (spacing == -1)
{
FailedToPlace.Add(ele.Id);
continue;
}
//get the points for placing the family instances
points = UtilityMethods.GetPlacementPoints(spacing, pipeCurve,
1000 * configFileData.offset, 1000 * configFileData.minSpacing);
//check if the points is null exception
if (points == null)
{
FailedToPlace.Add(ele.Id);
continue;
}
//get the pipe level
pipeLevel = (Level)m_document.Document.GetElement(ele.LevelId);
//iterate through all the points for placing the family instances
foreach (XYZ point in points)
{
try
{
//create the instances at each points
tempEle = m_document.Document.Create.NewFamilyInstance
(point, symbol, ele, pipeLevel, StructuralType.NonStructural);
createdElements.Add(tempEle.Id);
}
catch
{
FailedToPlace.Add(ele.Id);
continue;
}
//find the rod length required by using the reference intersector class
rodLength = UtilityMethods.ExtendRod(point, m_document.Document, view3D);
if (rodLength == -1)
{
FailedToPlace.Add(ele.Id);
createdElements.Remove(tempEle.Id);
m_document.Document.Delete(tempEle.Id);
continue;
}
//adjust the newly created element properties based on the rodlength,
//orientation and dia of pipe
if (!UtilityMethods.AdjustElement(m_document.Document,
tempEle, point, (Pipe)ele, rodLength, pipeCurve))
{
FailedToPlace.Add(ele.Id);
createdElements.Remove(tempEle.Id);
m_document.Document.Delete(tempEle.Id);
continue;
}
}
}
}
if (!UtilityMethods.SetBounds(bounds, view3D))
{
MessageBox.Show("Sorry! Couldn't restore the sectionbox for the 3D view.");
return(Result.Succeeded);
}
return(Result.Succeeded);
}
catch (Exception e)
{
UtilityMethods.SetBounds(bounds, view3D);
message = e.Message;
return(Autodesk.Revit.UI.Result.Failed);
}
throw new NotImplementedException();
}
//method to Read data from the configuration file
public static specificationData ReadConfig()
{
specificationData fileData = new specificationData();
fileData.offset = -1.0;
string configurationFile = null, assemblyLocation = null;
try
{
//open configuration file
assemblyLocation = System.Reflection.Assembly.GetExecutingAssembly().Location;
//convert the active file path into directory name
if (File.Exists(assemblyLocation))
{
assemblyLocation = new FileInfo(assemblyLocation).Directory.ToString();
}
//get parent directory of the current directory
if (Directory.Exists(assemblyLocation))
{
assemblyLocation = Directory.GetParent(assemblyLocation).ToString();
}
}
catch
{
fileData.offset = -1.0;
return(fileData);
}
try
{
configurationFile = assemblyLocation + @"\Spacing Configuration\Configuration.txt";
if (!(File.Exists(configurationFile)))
{
MessageBox.Show("Configuration file doesn't exist!");
return(fileData);
}
else
{
//read all the contents of the file into a string array
string[] fileContents = File.ReadAllLines(configurationFile);
for (int i = 0; i < fileContents.Count(); i++)
{
if (fileContents[i].Contains("SelectedFamily: "))
{
fileData.selectedFamily = fileContents[i].Replace("SelectedFamily: ", "");
}
else if (fileContents[i].Contains("Discipline: "))
{
fileData.discipline = fileContents[i].Replace("Discipline: ", "");
}
else if (fileContents[i].Contains("Offest: "))
{
fileData.offset = double.Parse(fileContents[i].Replace("Offest: ", "").Trim());
}
else if (fileContents[i].Contains("Spacing: "))
{
fileData.minSpacing = double.Parse(fileContents[i].Replace("Spacing: ", "").Trim());
}
else if (fileContents[i].Contains("SupportType: "))
{
fileData.supportType = fileContents[i].Replace("SupportType: ", "");
}
else if (fileContents[i].Contains("File Location: "))
{
fileData.specsFile = fileContents[i].Replace("File Location: ", "");
}
}
}
}
catch
{
fileData.offset = -1.0;
return(fileData);
}
return(fileData);
}
//default execute method required by the IExternalCommand class
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
try
{
//call to the security check method to check for authentication
security = SecurityLNT.Security_Check();
if (security == false)
{
return(Result.Succeeded);
}
//get the application data
Autodesk.Revit.ApplicationServices.Application app = commandData.Application.Application;
//read the config file
specificationData configFileData = UtilityMethods.ReadConfig();
//check for discipline
if (configFileData.discipline != "FEMS")
{
TaskDialog.Show("Failed!", "Sorry! Plug-in Not intended for your discipline.");
return(Result.Succeeded);
}
//exception handled
if (configFileData.offset == -1.0)
{
MessageBox.Show("Configuration data not found!");
return(Result.Succeeded);
}
//get all data from specification file
specList = UtilityMethods.GetFEMS_Specs(configFileData);
//exception handled
if (specList == null)
{
MessageBox.Show("Specifications not found!");
return(Result.Succeeded);
}
//open the active document in revit
m_document = commandData.Application.ActiveUIDocument;
//get the selected element set
eleSet = m_document.Selection.Elements;
if (eleSet.IsEmpty)
{
MessageBox.Show("Please select pipes before executing the Add-in!");
return(Result.Succeeded);
}
//call to method to get the transform required
Transform transform = UtilityMethods.GetInverseTransform(m_document.Document, commandData.Application.Application);
if (transform == null)
{
MessageBox.Show("Sorry! Couldn't find a possible transform.");
return(Result.Succeeded);
}
//get family name from config data
FamilyName = configFileData.selectedFamily;
//check if family exists
family = UtilityMethods.FindElementByName(m_document.Document, typeof(Family), FamilyName) as Family;
//if existing
if (family == null)
{
MessageBox.Show("Please load the family into the project and re-run the Add-in.");
return(Result.Succeeded);
}
//get the family symbol
symbol = UtilityMethods.GetFamilySymbol(family);
//exception handled
if (family == null)
{
MessageBox.Show("No family symbol for the family you specified!");
return(Result.Succeeded);
}
//create a logical filter for all the structural elements
LogicalOrFilter filter = UtilityMethods.GetStructuralFilter();
//if no filter is returned
if (filter == null)
{
return(Result.Succeeded);
}
//get the structural elements from the documents
List <Element> structuralElements = new List <Element>();
structuralElements = UtilityMethods.GetStructuralElements(app, filter);
if (structuralElements == null)
{
MessageBox.Show("Sorry! No structural element found");
return(Result.Succeeded);
}
//list to store all the planar botom faces of the structural elements
List <PlanarFace> pFace = new List <PlanarFace>();
//find and add bottom planar faces to the list
foreach (Element e in structuralElements)
{
PlanarFace pf = UtilityMethods.GetBottomFace(e);
if (pf != null)
{
pFace.Add(pf);
}
}
//clear the structural elements list as it is no longer required
structuralElements.Clear();
//control variable for removing unwanted elements from the planar faces list
int flag = 0;
//iterate through all the selected elements
foreach (Element ele in eleSet)
{
//check whether the selected element is of type pipe
if (ele is Pipe)
{
//get the location curve of the pipe
pipeCurve = ((LocationCurve)ele.Location).Curve;
//if the length of pipe curve obtained is zero skip that pipe
if (pipeCurve.Length == 0)
{
FailedToPlace.Add(ele.Id);
continue;
}
//remove unwanted planes from the list
if (flag == 0)
{
//remove unwanted faces from the list (this works only once)
pFace = UtilityMethods.GetPossiblePlanes(pFace, pipeCurve.get_EndPoint(0), transform);
flag = -1;
}
//if no plane is found for intersect to work
if (pFace.Count == 0)
{
MessageBox.Show("Sorry! No structural element found");
return(Result.Succeeded);
}
//from the specification file, get the spacing corresponding to the pipe diameter
spacing = UtilityMethods.GetSpacing(ele, specList);
//check if the spacing returned is -1
if (spacing == -1)
{
FailedToPlace.Add(ele.Id);
continue;
}
//get the points for placing the family instances
points = UtilityMethods.GetPlacementPoints(spacing, pipeCurve,
1000 * configFileData.offset, 1000 * configFileData.minSpacing);
//check if the points is null exception
if (points == null)
{
FailedToPlace.Add(ele.Id);
continue;
}
//get the pipe level
pipeLevel = ele.Level;
//iterate through all the points for placing the family instances
foreach (XYZ point in points)
{
try
{
//create the instances at each points
tempEle = m_document.Document.Create.NewFamilyInstance
(point, symbol, ele, pipeLevel, StructuralType.NonStructural);
createdElements.Add(tempEle.Id);
}
catch
{
FailedToPlace.Add(ele.Id);
continue;
}
//find the rod length required
rodLength = UtilityMethods.ReturnLeastZ_Value(m_document.Document, pFace, point, transform);
if (rodLength == -1)
{
FailedToPlace.Add(ele.Id);
createdElements.Remove(tempEle.Id);
m_document.Document.Delete(tempEle.Id);
continue;
}
//adjust the newly created element properties based on the rodlength,
//orientation and dia of pipe
if (!UtilityMethods.AdjustElement(m_document.Document,
tempEle, point, (Pipe)ele, rodLength, pipeCurve))
{
FailedToPlace.Add(ele.Id);
createdElements.Remove(tempEle.Id);
m_document.Document.Delete(tempEle.Id);
continue;
}
}
}
}
return(Result.Succeeded);
}
catch (Exception e)
{
message = e.Message;
return(Autodesk.Revit.UI.Result.Failed);
}
throw new NotImplementedException();
}