从哪个网站找钢做的微商,html做的网页怎么变成网站,电子商务网站推广的意义,网站建设外包如图所示原始坐标格式#xff0c;xy按空格分开#xff0c;将坐标按顺序在cad中画成多段线#xff1a; 坐标xy分开并按行重新输入txt#xff0c;效果如下#xff1a; 代码如下 #xff1a;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Runtime;
us…如图所示原始坐标格式xy按空格分开将坐标按顺序在cad中画成多段线 坐标xy分开并按行重新输入txt效果如下 代码如下
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Runtime;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using AcTools;
using Autodesk.AutoCAD.Geometry;
using System.IO;namespace Acdemo
{public class Acdemo{private void Addl(Entity ent ) {Database db HostApplicationServices.WorkingDatabase;using (Transaction tr db.TransactionManager .StartTransaction ()){BlockTable bt (BlockTable)tr.GetObject (db.BlockTableId ,OpenMode .ForRead );BlockTableRecord btr (BlockTableRecord)tr.GetObject(bt[BlockTableRecord .ModelSpace ],OpenMode.ForWrite );btr.AppendEntity (ent);tr.AddNewlyCreatedDBObject(ent,true );tr.Commit (); }}[CommandMethod(xx)]public void Demo(){Database db HostApplicationServices.WorkingDatabase;string filename E:\d\8.txt;string filename1 E:\d\999.txt;try{File.Delete(filename1); string contents File.ReadAllText(filename);ListListstring list new ListListstring();Polyline pl new Polyline(); pl.Closed true; pl.ColorIndex 3;string[] cont contents.Split(new char[] { , \n });double x, y;File.AppendAllLines(filename1, cont);for (int i 0; i cont.Length / 2; i){ x Convert.ToDouble (cont[2*i]);y Convert.ToDouble(cont[2*i1]);pl.AddVertexAt(i, new Point2d(x, y),0.0,0.0,0.0);}Addl (pl);}catch (System.Exception){throw;}} }
}
其中有个封装函数addl为封装事务写入实体到数据库的函。
若输入坐标格式有误则用以下程序可在命令行提示错误信息
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Runtime;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using AcTools;
using Autodesk.AutoCAD.Geometry;
using System.IO;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.ApplicationServices;namespace Acdemo
{public class Acdemo{private void Addl(Entity ent ) {Database db HostApplicationServices.WorkingDatabase;using (Transaction tr db.TransactionManager .StartTransaction ()){BlockTable bt (BlockTable)tr.GetObject (db.BlockTableId ,OpenMode .ForRead );BlockTableRecord btr (BlockTableRecord)tr.GetObject(bt[BlockTableRecord .ModelSpace ],OpenMode.ForWrite );btr.AppendEntity (ent);tr.AddNewlyCreatedDBObject(ent,true );tr.Commit (); }}[CommandMethod(xx)]public void Demo(){Database db HostApplicationServices.WorkingDatabase;string filename E:\d\8.txt;string filename1 E:\d\999.txt;try{File.Delete(filename1); string contents File.ReadAllText(filename);ListListstring list new ListListstring();Polyline pl new Polyline(); pl.Closed true; pl.ColorIndex 3;string[] cont contents.Split(new char[] { , \n });double x, y;File.AppendAllLines(filename1, cont);for (int i 0; i cont.Length / 2; i){ //x Convert.ToDouble (cont[2*i]);//y Convert.ToDouble(cont[2*i1]);bool bx double.TryParse(cont[2*i], out x);bool by double.TryParse (cont[2*i 1],out y);if (bxfalse || by false ) {Editor ed Application .DocumentManager.MdiActiveDocument .Editor ;ed.WriteMessage($有错误,{cont[2 * i]},{cont[2 * i1]});}pl.AddVertexAt(i, new Point2d(x, y),0.0,0.0,0.0);}Addl (pl);}catch (System.Exception){throw;}} }
}
