private static KeyValuePair <Result, Level> OpenLevelSelector(List <Level> levels)
{
var levelSelectorDialog = new LevelSelectorHost();
levelSelectorDialog.InitializeLevelListBox(levels);
// reset from previous plugin execution
LevelSelectedByUser = null;
levelSelectorDialog.ShowDialog();
if (LevelSelectedByUser == null)
{
PromtService.ShowInformationToUser("Operation cancelled by User.");
return(new KeyValuePair <Result, Level>(Result.Cancelled, null));
}
return(new KeyValuePair <Result, Level>(Result.Succeeded, LevelSelectedByUser));
}
public static Result CreateSpaceSyntaxAnalysisResult(Document doc, SpaceSyntax spaceSyntax, Face face)
{
// A (default) AnalysisDisplayStyle must exist, otherwise Revit does not know how to display/interpret anything
ActivateAnalysisDisplayStyle(doc);
using (var transaction = new Transaction(doc, "SpaceSyntax Visualization"))
{
transaction.Start();
try
{
CreateSpaceSyntaxAnalysisResult(doc, spaceSyntax, face, face.Reference);
transaction.Commit();
return(Result.Succeeded);
}
catch (Exception e)
{
PromtService.ShowErrorToUser(e.ToString());
transaction.RollBack();
return(Result.Failed);
}
}
}
public static KeyValuePair <Result, SpaceSyntax> PromtUserForSpaceSyntaxXml()
{
var openFileDialog = new OpenFileDialog();
openFileDialog.InitialDirectory = "%USER%";
openFileDialog.Filter = "xml files (*.xml)|*.xml|All files (*.*)|*.*";
openFileDialog.FilterIndex = 1;
openFileDialog.RestoreDirectory = true;
if (!(openFileDialog.ShowDialog() == DialogResult.OK))
{
PromtService.ShowInformationToUser("SpaceSyntax Addin cancelled by user.");
return(new KeyValuePair <Result, SpaceSyntax>(Result.Cancelled, null));
}
if (!openFileDialog.CheckFileExists)
{
PromtService.ShowInformationToUser("File does not exist.");
return(new KeyValuePair <Result, SpaceSyntax>(Result.Failed, null));
}
XmlSerializer xmlDeserializer = null;
try
{
xmlDeserializer = new XmlSerializer(typeof(SpaceSyntax));
} catch (Exception)
{
PromtService.ShowErrorToUser("The provided xml file could not be parsed correctly.");
return(new KeyValuePair <Result, SpaceSyntax>(Result.Failed, null));
}
var spaceSyntax = (SpaceSyntax)xmlDeserializer.Deserialize(openFileDialog.OpenFile());
return(new KeyValuePair <Result, SpaceSyntax>(Result.Succeeded, spaceSyntax));
}
public static KeyValuePair <Result, Level> LetUserPickLevelFromDialog(Document doc)
{
FilteredElementCollector levelCollector = new FilteredElementCollector(doc);
ICollection <Element> levelCollection = levelCollector.OfClass(typeof(Level)).ToElements();
var levels = new List <Level>();
foreach (Element element in levelCollection)
{
Level level = element as Level;
if (level != null)
{
levels.Add(level);
}
}
if (levels.Count == 0)
{
PromtService.ShowErrorToUser("The project does not contain any levels.");
return(new KeyValuePair <Result, Level>(Result.Failed, null));
}
return(OpenLevelSelector(levels));
}
public static KeyValuePair <Result, PlanarFace> GetTopFaceFromLevel(Application app, Level level)
{
var allFloorsForLevel = GetAllFloorsFromSelectedLevel(level);
var allFaces = CollectAllFacesFromAllFloors(app, allFloorsForLevel);
if (allFaces.Count == 0)
{
PromtService.ShowErrorToUser("No Surfaces for visualization found!");
return(new KeyValuePair <Result, PlanarFace>(Result.Failed, null));
}
// For now we assume: We select the both Faces with the biggest Area
// from the floors (which is assumed to be top and bottom face of the same floor element)
var topAndBottomFaces = FilterTwoFacesWithBiggestArea(allFaces);
var topFace = FilterTopFace(topAndBottomFaces);
if (topFace == null)
{
PromtService.ShowInformationToUser("The top of the surface could not be determined. Visualization failed.");
return(new KeyValuePair <Result, PlanarFace>(Result.Failed, null));
}
return(new KeyValuePair <Result, PlanarFace>(Result.Succeeded, topFace));;
}