急求~重置原点位置为什么没效果？错误在哪里呢

ctgu123 · 发表于 2012-10-2 19:41:00

public static  void NewUCS()
      {
         Document doc = Autodesk..ApplicationServices.Application.DocumentManager.MdiActiveDocument;
         Database db = doc.Database;
         Editor ed = doc.Editor;
         using (DocumentLock acLckDoc = doc.LockDocument())//  Lock the document
         {
            using (Transaction trans = db.TransactionManager.StartTransaction())
            {
                  UcsTable ut = trans.GetObject(db.UcsTableId, OpenMode.ForRead) as UcsTable;
                  UcsTableRecord utr;

                  if (ut.Has("New_UCS") == false) //返回true，如果表中包含一个ObjectID与id匹配的记录。
                  {
                     utr = new UcsTableRecord();
                     utr.Name = "New_UCS";
                     ut.UpgradeOpen();//升级读写等级
                     ut.Add(utr);
                     trans.AddNewlyCreatedDBObject(utr, true);//添加或删除to the transaction是否成功
                  }
                  else
                  {
                     utr = trans.GetObject(ut["New_UCS"], OpenMode.ForWrite) as UcsTableRecord;
                  }
                  //指定原点
                  PromptPointOptions pPtOpts = new PromptPointOptions("\n指定原点");
                  PromptPointResult pPtRes = ed.GetPoint(pPtOpts);
                  if (pPtRes.Status == PromptStatus.OK)
                  {
                     utr.Origin = pPtRes.Value;
                  }
                  trans.Commit();
            }
         }
      }

ctgu123 · 发表于 2012-10-2 19:43:00

是用非模态框~调用这个函数，不报错，但是ucs没动作~

nigma · 发表于 2012-10-2 23:11:00

在trans.Commit();之前加                   ViewportTableRecord vtr = trans.GetObject(ed.ActiveViewportId, OpenMode.ForWrite) as ViewportTableRecord;
                  vtr.SetUcs(utr.ObjectId);
                  ed.UpdateTiledViewportsFromDatabase();