Revit二次开发之ExporterIFCUtils 获得墙上的柱子墙连接的墙，闭合曲线面积_雨花拾

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Revit二次开发之ExporterIFCUtils 获得墙上的柱子墙连接的墙，闭合曲线面积

(2016-10-13 17:12:17)

标签：

365 it

分类： Revit二次开发

UIApplication uiapp = commandData.Application;

UIDocument uidoc = uiapp.ActiveUIDocument;

Document doc = uidoc.Document;

Reference refer_1 = uidoc.Selection.PickObject(ObjectType.Element, "");

Wall wall = doc.GetElement(refer_1) as Wall;

Element elem_1 = doc.GetElement(refer_1);

//获得墙上的柱子

IList list = ExporterIFCUtils.GetAttachedColumns(wall);

MessageBox.Show(list.Count.ToString());

//获得墙相连的墙

IList listData = ExporterIFCUtils.GetConnectedWalls(wall, IFCConnectedWallDataLocation.Path);

IList listId = new List();

foreach (IFCConnectedWallData d in listData)

{

Element elem = doc.GetElement(d.ElementId);

MessageBox.Show(elem.Name);

listId.Add(d.ElementId);

}

uidoc.Selection.SetElementIds(listId);

//获得族实例剪切墙体留下的洞口的所有边线集合，这里假设 instance是门窗洞口

XYZ xyz = null;//the direction of the hole relative to the location of the curveloop

FamilyInstance instance = elem_1 as FamilyInstance;

CurveLoop cl = ExporterIFCUtils.GetInstanceCutoutFromWall(doc, wall, instance, out xyz);

//获得闭合曲线的面积

Solid solid = backSolid(elem_1,uiapp);

IList loop = new List();

foreach (Face face in solid.Faces)

{

PlanarFace pf = face as PlanarFace;

if (pf.FaceNormal.IsAlmostEqualTo(XYZ.BasisZ))

{

loop = face.GetEdgesAsCurveLoops();

break;

}

double area= ExporterIFCUtils.ComputeAreaOfCurveLoops(loop);

MessageBox.Show((304.8*304.8*area).ToString());

public Solid backSolid(Element elem, UIApplication uiapp)
        {
            Options option = uiapp.Application.Create.NewGeometryOptions();
            option.IncludeNonVisibleObjects = false;
            option.DetailLevel = ViewDetailLevel.Medium;
            Solid s = null;
            GeometryElement geoElement = elem.get_Geometry(option);

            foreach (GeometryObject obj in geoElement)
            {
                if (obj is Solid)
                {
                    Solid solid = obj as Solid;
                    if (solid != null)
                    {
                        s = solid;
                        break;
                    }
                }
                else if (obj is GeometryInstance)//标准族实例
                {
                    GeometryInstance geoInstance = obj as GeometryInstance;
                    GeometryElement geoElem = geoInstance.GetSymbolGeometry();
                    foreach (GeometryObject geoObj in geoElem)
                    {
                        if (geoObj is Solid && geoObj != null)
                        {
                            Solid solid = geoObj as Solid;
                            s = solid;
                            break;
                        }
                    }
                }
            }
            return s;
        }

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Revit二次开发之ExporterIFCUtils 获得墙上的柱子 墙连接的墙，闭合曲线面积

365

it

Revit二次开发之ExporterIFCUtils 获得墙上的柱子墙连接的墙，闭合曲线面积