private void CreateHiddenButterflyRoof(CurveArray footPrint, double slope, XYZ slopeDirection)
{
Polygon roofPolygon = new Polygon(footPrint);
List <Line> cutLines = new List <Line>();
XYZ divisionDirection = new XYZ(-slopeDirection.Y, slopeDirection.X, 0);
List <CurveArray> convexFootPrint = roofPolygon.DividePolygonInHalf(divisionDirection, out Line cutLine);
cutLines.Add(cutLine);
foreach (CurveArray curveArray in convexFootPrint)
{
// get a roof type
FilteredElementCollector collector = new FilteredElementCollector(document);
collector.OfClass(typeof(RoofType));
RoofType roofType = collector.FirstElement() as RoofType;
// create the foot print of the roof
ModelCurveArray footPrintToModelCurveMapping = new ModelCurveArray();
FootPrintRoof footPrintRoof = document.Create.NewFootPrintRoof(curveArray, roofLevel, roofType, out footPrintToModelCurveMapping);
// apply the slope for the cutLines
ModelCurveArrayIterator iterator = footPrintToModelCurveMapping.ForwardIterator();
iterator.Reset();
while (iterator.MoveNext())
{
ModelCurve modelCurve = iterator.Current as ModelCurve;
Curve curve = modelCurve.GeometryCurve;
if (VerifyIntersectionInArray(curve, cutLines))
{
footPrintRoof.set_DefinesSlope(modelCurve, true);
footPrintRoof.set_SlopeAngle(modelCurve, slope);
}
}
}
CreateParapetWall(footPrint);
}
/// <summary>
/// Aplies the slope in a determined FootPrintRoof.
/// </summary>
/// <param name="overhang">The overhang value.</param>
/// <param name="slope">The slope of the roof</param>
/// <param name="slopeDirection">The vector that represents the directions that the slope should be applied.</param>
/// <param name="footPrintRoof">The Roof</param>
/// <param name="footPrintToModelCurveMapping">The ModelCurveArray generated with the roof instance.</param>
private static void ApplySlope(double overhang, double slope, XYZ slopeDirection, FootPrintRoof footPrintRoof, ModelCurveArray footPrintToModelCurveMapping)
{
ModelCurveArrayIterator iterator = footPrintToModelCurveMapping.ForwardIterator();
iterator.Reset();
while (iterator.MoveNext())
{
ModelCurve modelCurve = iterator.Current as ModelCurve;
Curve curve = modelCurve.GeometryCurve;
XYZ curveDirection = VectorManipulator.GetCurveDirection(curve);
if (curveDirection.DotProduct(slopeDirection) == 0)
{
footPrintRoof.set_DefinesSlope(modelCurve, true);
footPrintRoof.set_SlopeAngle(modelCurve, slope);
}
double elevation = -(overhang - UnitUtils.ConvertToInternalUnits(0.1, UnitTypeId.Meters)) / 3;
footPrintRoof.set_Offset(modelCurve, elevation);
}
}
void f(Document doc)
{
// Before invoking this sample, select some walls
// to add a roof over. Make sure there is a level
// named "Roof" in the document.
Level level
= new FilteredElementCollector(doc)
.OfClass(typeof(Level))
.Where <Element>(e =>
!string.IsNullOrEmpty(e.Name) &&
e.Name.Equals("Roof"))
.FirstOrDefault <Element>() as Level;
RoofType roofType
= new FilteredElementCollector(doc)
.OfClass(typeof(RoofType))
.FirstOrDefault <Element>() as RoofType;
// Get the handle of the application
Application application = doc.Application;
// Define the footprint for the roof based on user selection
CurveArray footprint = application.Create
.NewCurveArray();
UIDocument uidoc = new UIDocument(doc);
ICollection <ElementId> selectedIds
= uidoc.Selection.GetElementIds();
if (selectedIds.Count != 0)
{
foreach (ElementId id in selectedIds)
{
Element element = doc.GetElement(id);
Wall wall = element as Wall;
if (wall != null)
{
LocationCurve wallCurve = wall.Location as LocationCurve;
footprint.Append(wallCurve.Curve);
continue;
}
ModelCurve modelCurve = element as ModelCurve;
if (modelCurve != null)
{
footprint.Append(modelCurve.GeometryCurve);
}
}
}
else
{
throw new Exception(
"Please select a curve loop, wall loop or "
+ "combination of walls and curves to "
+ "create a footprint roof.");
}
ModelCurveArray footPrintToModelCurveMapping
= new ModelCurveArray();
FootPrintRoof footprintRoof
= doc.Create.NewFootPrintRoof(
footprint, level, roofType,
out footPrintToModelCurveMapping);
ModelCurveArrayIterator iterator
= footPrintToModelCurveMapping.ForwardIterator();
iterator.Reset();
while (iterator.MoveNext())
{
ModelCurve modelCurve = iterator.Current as ModelCurve;
footprintRoof.set_DefinesSlope(modelCurve, true);
footprintRoof.set_SlopeAngle(modelCurve, 0.5);
}
}
public Result setup_roof()
{
FilteredElementCollector collector = new FilteredElementCollector(doc);
collector.OfClass(typeof(RoofType));
RoofType roofType = collector.FirstElement() as RoofType;
Transaction trans = new Transaction(doc);
string jsonFilePath = @"C:\Users\John\AppData\Roaming\Autodesk\Revit\Addins\2019\data.json";
List <mylevels> items;
List <XYZ[]> coords = new List <XYZ[]>();
using (StreamReader r = new StreamReader(jsonFilePath))
{
string json = r.ReadToEnd();
items = JsonConvert.DeserializeObject <List <mylevels> >(json);
}
List <int> slopes = new List <int>();
int i;
foreach (mylevels l in items)
{
if (l.level == level.Name)
{
dataset = l.sets;
}
}
foreach (mysets s in dataset)
{
if (s.type == "roof")
{
using (trans = new Transaction(doc))
{
trans.Start("roof");
CurveArray footprint = new CurveArray();
Level roof_level = level;
if (s.base_level != null)
{
roof_level = new FilteredElementCollector(doc)
.OfClass(typeof(Level))
.Cast <Level>().FirstOrDefault(q
=> q.Name == s.base_level);
}
walls p = null;
foreach (walls w in s.walls)
{
XYZ a = w.coords[0] is null ?
new XYZ(p.coords[1][0] / 12.0, p.coords[1][1] / 12.0, roof_level.Elevation) :
new XYZ(w.coords[0][0] / 12.0, w.coords[0][1] / 12.0, roof_level.Elevation);
XYZ b = new XYZ(w.coords[1][0] / 12.0, w.coords[1][1] / 12.0, roof_level.Elevation);
Line line = Line.CreateBound(a, b);
footprint.Append(line);
p = w;
}
ModelCurveArray footPrintToModelCurveMapping = new ModelCurveArray();
FootPrintRoof footprintRoof = doc.Create.NewFootPrintRoof(footprint, roof_level, roofType, out footPrintToModelCurveMapping);
ModelCurveArrayIterator iterator = footPrintToModelCurveMapping.ForwardIterator();
iterator.Reset();
i = 0;
while (iterator.MoveNext())
{
ModelCurve modelCurve = iterator.Current as ModelCurve;
if (s.walls[i].define_slope)
{
footprintRoof.set_DefinesSlope(modelCurve, true);
// footprintRoof.set_SlopeAngle(modelCurve, 0.5);
}
if (s.walls[i].roof_offset != 0)
{
footprintRoof.set_Offset(modelCurve, s.walls[i].roof_offset / 12.0);
}
i++;
}
trans.Commit();
}
}
}
return(Result.Succeeded);
}