cad net Autodesk.AutoCAD.Geometry 中的类

using Autodesk.AutoCAD.ApplicationServices; using Autodesk.AutoCAD.DatabaseServices; using Autodesk.AutoCAD.EditorInput; using Autodesk.AutoCAD.Geometry; using Autodesk.AutoCAD.Runtime; [assembly: CommandClass(typeof(AluminumSectionPlugin.AluminumSectionCommands))] namespace AluminumSectionPlugin { public class AluminumSectionCommands { [CommandMethod("DrawAluminumSection")] public void DrawAluminumSection() { Document doc = Application.DocumentManager.MdiActiveDocument; Database db = doc.Database; Editor ed = doc.Editor; // 提示用户输入截面尺寸 PromptDoubleOptions pdoWidth = new PromptDoubleOptions("\n输入截面宽度: "); PromptDoubleResult pdrWidth = ed.GetDouble(pdoWidth); double width = pdrWidth.Value; PromptDoubleOptions pdoHeight = new PromptDoubleOptions("\n输入截面高度: "); PromptDoubleResult pdrHeight = ed.GetDouble(pdoHeight); double height = pdrHeight.Value; // 提示用户输入插入点 PromptPointOptions ppo = new PromptPointOptions("\n指定插入点: "); PromptPointResult ppr = ed.GetPoint(ppo); Point3d insertionPoint = ppr.Value; // 开始事务 using (Transaction trans = db.TransactionManager.StartTransaction()) { // 打开块表 BlockTable bt = trans.GetObject(db.BlockTableId, OpenMode.ForRead) as BlockTable; // 打开模型空间 BlockTableRecord btr = trans.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord; // 创建矩形 Polyline pline = new Polyline(); pline.AddVertexAt(0, new Point2d(insertionPoint.X, insertionPoint.Y), 0, 0, 0); pline.AddVertexAt(1, new Point2d(insertionPoint.X + width, insertionPoint.Y), 0, 0, 0); pline.AddVertexAt(2, new Point2d(insertionPoint.X + width, insertionPoint.Y + height), 0, 0, 0);
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03-13
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