using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Geometry;
using Autodesk.AutoCAD.Runtime;
[assembly:CommandClass(typeof(_01_环境测试.AddToModelSpace))]
namespace _01_环境测试
{
class AddToModelSpace
{
[CommandMethod("ToModelSpace")]
public void ModelSpace()
{
Database db = HostApplicationServices.WorkingDatabase;
DBText txt=new DBText();
txt.Position=new Point3d(100,200,0);
txt.TextString = "Bim中心";
ToModelSpace(txt, db);
}
public static ObjectId ToModelSpace(Entity ent,Database db)
{
ObjectId entId;
using (Transaction trans=db.TransactionManager.StartTransaction())
{
BlockTable bt = (BlockTable) trans.GetObject(db.BlockTableId, OpenMode.ForRead);
BlockTableRecord btr =
(BlockTableRecord) trans.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite);
entId = btr.AppendEntity(ent);
trans.AddNewlyCreatedDBObject(ent,true);
trans.Commit();
}
return entId;
}
}
}