MxDrawApplication mxapp = new MxDrawApplication();
            MxDrawDatabase mxdb = mxapp.WorkingDatabase();
            MxDrawTextStyleTable mxtst = mxdb.GetTextStyleTable();
            MxDrawTextStyleTableRecord mxtstr = mxtst.Add("duanceng");
            mxtstr.SetFont("黑体", false, false, 0, 0);
            mxtstr.textSize = 5;
            mxapp.WorkingDatabase().CurrentlyTextStyle = "duanceng";
            //axMxDrawX1.AddTextStyle2("duanceng", "黑体", 1.0);

        MxDrawUtility mxUtility = new MxDrawUtility();
        MxDrawPoint getPt;
        MxDrawEntity ent = mxUtility.GetEntity(out getPt, "选择实体");
        if(ent == null)
            return;
        MxDrawDatabase database = (MxDrawDatabase)axMxDrawX1.GetDatabase();
        MxDrawTextStyleTableRecord textStyle = database.GetTextStyleTable().GetAt(ent.TextStyle);                
        if(textStyle != null)
        {
            string pTypeface;
            bool bold = false;
            bool italic = false;
            int charset = 0;
            int pitchAndFamily = 0;

            textStyle.Font(out pTypeface, out bold, out italic, out charset, out pitchAndFamily);
        }