QQ網(wǎng)友1109743151求助，

在設(shè)置流域后不顯示。

代碼中貌似沒(méi)有什么問(wèn)題，

經(jīng)過(guò)測(cè)試，

發(fā)現(xiàn)使用手工設(shè)置曲面樣式過(guò)程中，

如果顯示流域，

會(huì)有一個(gè)曲面分析的過(guò)程發(fā)生，

于是在代碼中添加了曲面分析的代碼，

之后即可正常顯示流域。

測(cè)試代碼如下：

沒(méi)有得到網(wǎng)友的允許就將他的代碼貼出來(lái)，

希望不會(huì)造成誤會(huì)！

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// (C) Copyright 2018 by Microsoft // using System; using Autodesk.AutoCAD.Runtime; using Autodesk.AutoCAD.ApplicationServices; using Autodesk.AutoCAD.DatabaseServices; using Autodesk.AutoCAD.Geometry; using Autodesk.AutoCAD.EditorInput; using Autodesk.Civil.DatabaseServices; using Autodesk.Civil.ApplicationServices; using Autodesk.Civil.DatabaseServices.Styles;// This line is not mandatory, but improves loading performances [assembly: CommandClass(typeof(AutoCAD_CSharp_plug_in3.MyCommands))]namespace AutoCAD_CSharp_plug_in3 {public class MyCommands{public static void ModifyTheFurface(bool T1, bool T2, bool T3, bool T4, bool T5, bool T6, bool T7, bool T8, bool T9, bool T10){//在非模態(tài)下打開(kāi)模型空間前要解鎖//DocumentLock docLock = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.LockDocument();Document doc = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;/ PromptEntityOptions peo = new PromptEntityOptions("\n選擇三角網(wǎng)曲面");peo.SetRejectMessage("\n請(qǐng)選擇三角網(wǎng)曲面");peo.AddAllowedClass(typeof(TinSurface), true);PromptEntityResult per= ed.GetEntity(peo);if (per.Status != PromptStatus.OK) return;ObjectId objectid =per.ObjectId;/ //ObjectId objectid = promptForEntity(typeof(TinSurface));using (Transaction trans = doc.TransactionManager.StartTransaction()){CivilDocument civilDoc = CivilApplication.ActiveDocument;TinSurface surface = trans.GetObject(objectid, OpenMode.ForWrite) as TinSurface;//change the style， 下面開(kāi)始更改樣式了ObjectId styleId = new ObjectId();if (civilDoc.Styles.SurfaceStyles.Contains("Standard"))styleId = civilDoc.Styles.SurfaceStyles["Standard"];elseif (!civilDoc.Styles.SurfaceStyles.Contains("Standard")){civilDoc.Styles.SurfaceStyles.Add("Standard");styleId = civilDoc.Styles.SurfaceStyles["Standard"];}SurfaceStyle surfaceStyle = styleId.GetObject(OpenMode.ForWrite) as SurfaceStyle;//平滑系數(shù) surfaceStyle.ContourStyle.SmoothContours = true;surfaceStyle.ContourStyle.SmoothingType = ContourSmoothingType.AddVertices;surfaceStyle.ContourStyle.SmoothingFactor = 10;surfaceStyle.ContourStyle.MajorContourColorScheme = ColorSchemeType.Rainbow;//等高線(xiàn) surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour).Color = Autodesk.AutoCAD.Colors.Color.FromRgb(255, 191, 0); //加組主等高線(xiàn)紅色surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour).Layer = "0"; //加組主等高線(xiàn)零層surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour).LinetypeScale = 0.4;//加組主等高線(xiàn)比例surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MinorContour).Color = Autodesk.AutoCAD.Colors.Color.FromRgb(165, 145, 82);//次等高線(xiàn)紅色surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MinorContour).Layer = "0";//次等高線(xiàn)零層surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour).LinetypeScale = 0.1;//加組主等高線(xiàn)比例 DisplayStyle majorContours = surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour);majorContours.Visible = true;// majorContours.Color = Autodesk.AutoCAD.Colors.Color.FromRgb(255, 255, 0);surfaceStyle.ContourStyle.BaseElevationInterval = 0.0;//基地海拔間隔surfaceStyle.ContourStyle.MajorContourInterval = 10;//主要等高線(xiàn)間距surfaceStyle.ContourStyle.MinorContourInterval = 2;//次要等高線(xiàn)間距 DisplayStyle minorContours = surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MinorContour);minorContours.Visible = true;// minorContours.Color = Autodesk.AutoCAD.Colors.Color.FromRgb(0, 255, 0);// 顯示等高線(xiàn)surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MajorContour).Visible = T1;//是否顯示等高線(xiàn)surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.MinorContour).Visible = T1;//細(xì)等高線(xiàn)// display boundaries:surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Boundary).Visible = true;surfaceStyle.BoundaryStyle.DisplayExteriorBoundaries = true;surfaceStyle.BoundaryStyle.DisplayInteriorBoundaries = false;// 關(guān)閉顯示的其他顯示 surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.UserContours).Visible = T2;//用戶(hù)輪廓surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Directions).Visible = T3;//方向surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Elevations).Visible = T4;//海拔高度surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Slopes).Visible = T5;//山坡上surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.SlopeArrows).Visible = T6;//斜率的箭surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Watersheds).Visible = T7;//分水嶺 surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Gridded).Visible = T8;//網(wǎng)格surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Points).Visible = T9;//點(diǎn)surfaceStyle.GetDisplayStylePlan(SurfaceDisplayStyleType.Triangles).Visible = T10;//點(diǎn)surface.StyleId = styleId;//指定文檔中第一表面的風(fēng)格//surface.UpgradeOpen();surface.Rebuild();//重建曲面 /////if (T7){SurfaceAnalysis sa = surface.Analysis;SurfaceAnalysisWatershedDataCollection swdc = sa.GetWatershedData();sa.SetWatershedData(swdc);}////trans.Commit();//提交事務(wù) ed.UpdateScreen();ed.UpdateTiledViewportsFromDatabase();ed.UpdateTiledViewportsInDatabase();}//ZoomExtents();//在用完后要鎖定//docLock.Dispose(); }[CommandMethod("MyGroup", "MyCommand", "MyCommandLocal", CommandFlags.Modal)]public void MyCommand() // This method can have any name {ModifyTheFurface(false, false, false, false, false, false, true, false, false, false);}} }

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轉(zhuǎn)載于:https://www.cnblogs.com/myzw/p/8969536.html

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