开发:清理无用的数据

src/DatabaseServices/HistorycRecord.ts

@@ -12,7 +12,6 @@ export class HistorycRecord
     undoData: ISerialize;
     //制定重做时所需要的数据
     redoData: ISerialize;
-    userData: ISerialize;
 
     //#region -------------------------File-------------------------
     //对象应该实现dataIn和DataOut的方法,为了对象的序列化和反序列化
@@ -23,15 +22,15 @@ export class HistorycRecord
         let ver = file.Read();
         this.undoData = file.ReadObject();
         this.redoData = file.ReadObject();
-        this.userData = file.ReadObject();
+        if (ver === 1)
+            file.ReadObject();
     }
     //对象将自身数据写入到文件.
     WriteFile(file: CADFiler)
     {
-        file.Write(1);
+        file.Write(2);
         file.WriteObject(this.undoData);
         file.WriteObject(this.redoData);
-        file.WriteObject(this.userData);
     }
     //#endregion
 }