C# CAD二次开发类库：块的操作详解

c# cad 二次开发 类库 块的操作

   using Autodesk.AutoCAD.ApplicationServices;

   using Autodesk.AutoCAD.DatabaseServices;

   using Autodesk.AutoCAD.EditorInput;

   using Autodesk.AutoCAD.Geometry;

   using Autodesk.AutoCAD.Runtime;

   using System;

   using System.Collections.Generic;

   using System.Linq;

   using System.Text;

   using System.Threading.Tasks;

namespace _14块操作

   {

   public class Class1

   {

   //简单块

   [CommandMethod(“BlockDemo”)]

   public void   BlockDemo()

   {
Database db = HostApplicationServices.WorkingDatabase;

   //using (Transaction trans = db.TransactionManager.StartTransaction())

   //{

   // BlockTable bt = (BlockTable)trans.GetObject(db.BlockTableId, OpenMode.ForRead);

   // foreach ( var item in bt)

   // {

   // BlockTableRecord btr = (BlockTableRecord)item.GetObject(OpenMode.ForRead);

   // }

   //}

   MyBlockTableRecord.Block1Id = db.AddBlockTableRecord(MyBlockTableRecord.Block1Name, MyBlockTableRecord.Block1Ents);

    }

    [CommandMethod("InsertBlockDemo")]
    public void InsertBlockDemo()
    {
        Database db = HostApplicationServices.WorkingDatabase;
        db.InsertBlockBlockReference(MyBlockTableRecord.Block1Id, new Point3d(10, 10, 0));
        db.InsertBlockBlockReference(MyBlockTableRecord.Block1Id, new Point3d(40, 10, 0),Math.PI/4,new Scale3d(2));
        db.InsertBlockBlockReference(MyBlockTableRecord.Block1Id, new Point3d(100, 10, 0), Math.PI / 4, new Scale3d(2,1.5,1));
    }

    //注释样式的箭头
    [CommandMethod("ModifyDimDemo")]
    public void ModifyDimDemo()
    {
        Database db = HostApplicationServices.WorkingDatabase;
        MyBlockTableRecord.DimBlock1Id = db.AddBlockTableRecord(MyBlockTableRecord.DimBlock1Name, MyBlockTableRecord.DimBlock1Ents);
        using (Transaction trans = db.TransactionManager.StartTransaction())
        {
            
            DimStyleTable dst = (DimStyleTable)trans.GetObject(db.DimStyleTableId, OpenMode.ForRead);
            if (dst.Has("Standard"))
            {
                DimStyleTableRecord dstr = (DimStyleTableRecord)dst["Standard"].GetObject(OpenMode.ForRead);
                if (MyBlockTableRecord.DimBlock1Id != ObjectId.Null)
                {
                    dstr.UpgradeOpen();
                    dstr.Dimblk = MyBlockTableRecord.DimBlock1Id;
                    dstr.Dimasz = 1;
 
免责声明：本文系网络转载或改编，未找到原创作者，版权归原作者所有。如涉及版权，请联系删