autocad.net中blocktable,blocktablerecord,blockreference,modelspace,paperspace,layout,viewport的关系(待进一步.
测试代码:[CommandMethod("test")]publicstaticvoidtest(){Documentdoc=Application.DocumentManager.MdiActiveDocument;Databasedb=doc.Database;Editored=doc.Editor;//定义所有的视口ID集合ObjectIdCollectionviewportIDs=newO