1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6 using Autodesk.Revit.UI; 7 using Autodesk.Revit.DB; 8 using Autodesk.Revit.Attributes; 9 using Autodesk.Revit.ApplicationServices; 10 11 12 namespace CreateFamily 13 { 14 [Transaction(TransactionMode.Manual)] 15 public class Class1:IExternalCommand 16 { 17 public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements) 18 { 19 string rftPath = @"C:ProgramDataAutodeskRVT 2016Family TemplatesChinese公制柱.rft"; 20 UIApplication uiapp = commandData.Application; 21 Application app = uiapp.Application; 22 UIDocument uidoc = commandData.Application.ActiveUIDocument; 23 Document doc = uidoc.Document; 24 25 26 //创建族文件 27 Document faDoc = app.NewFamilyDocument(rftPath); 28 29 Transaction trans = new Transaction(faDoc, "Create Family"); 30 trans.Start(); 31 FamilyManager manager = faDoc.FamilyManager; 32 //添加材质参数 33 FamilyParameter mfp = manager.AddParameter("材质", BuiltInParameterGroup.PG_MATERIALS, ParameterType.Material, false); 34 35 //创建拉伸 36 CurveArrArray arry = GetCurves(); 37 SketchPlane skplane = GetSketchPlane(faDoc); 38 Extrusion extrusion = faDoc.FamilyCreate.NewExtrusion(true, arry, skplane, 4000 / 304.8); 39 faDoc.Regenerate(); 40 41 //创建约束 42 Reference topFaceRef = null; 43 Options opt = new Options(); 44 opt.ComputeReferences = true; 45 opt.DetailLevel = ViewDetailLevel.Fine; 46 GeometryElement gelm = extrusion.get_Geometry(opt); 47 foreach (GeometryObject gobj in gelm) 48 { 49 if (gobj is Solid) 50 { 51 Solid s = gobj as Solid; 52 foreach (Face face in s.Faces) 53 { 54 if (face.ComputeNormal(new UV()).IsAlmostEqualTo(new XYZ(0, 0, 1))) 55 { 56 topFaceRef = face.Reference; 57 } 58 } 59 } 60 } 61 View v = GetView(faDoc); 62 Reference r =GetTopLevel(faDoc); 63 Dimension d = faDoc.FamilyCreate.NewAlignment(v, r, topFaceRef); 64 d.IsLocked = true; 65 faDoc.Regenerate(); 66 67 //关联材质参数 68 Parameter p = extrusion.get_Parameter(BuiltInParameter.MATERIAL_ID_PARAM); 69 manager.AssociateElementParameterToFamilyParameter(p, mfp); 70 71 72 trans.Commit(); 73 74 Family fa = faDoc.LoadFamily(doc); 75 faDoc.Close(false); 76 trans = new Transaction(doc, "CreateColumn"); 77 trans.Start(); 78 fa.Name = "我的柱"; 79 trans.Commit(); 80 return Result.Succeeded; 81 } 82 83 private CurveArrArray GetCurves() 84 { 85 double len = 300 / 304.8; 86 87 XYZ p1 = new XYZ(-len, -len, 0); 88 XYZ p2 = new XYZ(len, -len, 0); 89 XYZ p3 = new XYZ(len, len, 0); 90 XYZ p4 = new XYZ(-len, len, 0); 91 92 Line l1 = Line.CreateBound(p1, p2); 93 Line l2 = Line.CreateBound(p2, p3); 94 Line l3 = Line.CreateBound(p3, p4); 95 Line l4 = Line.CreateBound(p4, p1); 96 CurveArrArray ary = new CurveArrArray(); 97 CurveArray arry = new CurveArray(); 98 arry.Append(l1); 99 arry.Append(l2); 100 arry.Append(l3); 101 arry.Append(l4); 102 ary.Append(arry); 103 return ary; 104 } 105 106 private SketchPlane GetSketchPlane(Document doc) 107 { 108 FilteredElementCollector temc = new FilteredElementCollector(doc); 109 temc.OfClass(typeof(SketchPlane)); 110 SketchPlane sketchPlane = temc.First(m => m.Name == "低于参照标高") as SketchPlane; 111 return sketchPlane; 112 } 113 114 private View GetView(Document doc) 115 { 116 FilteredElementCollector viewFilter = new FilteredElementCollector(doc); 117 viewFilter.OfClass(typeof(View)); 118 View v = viewFilter.First(m => m.Name == "前") as View; 119 return v; 120 } 121 122 private Reference GetTopLevel(Document doc) 123 { 124 FilteredElementCollector temc = new FilteredElementCollector(doc); 125 temc.OfClass(typeof(Level)); 126 Level lvl = temc.First(m => m.Name == "高于参照标高") as Level; 127 return new Reference(lvl); 128 } 129 } 130 }