System.Object
   C1.WPF.ReportViewer.Attachment
   C1.WPF.ReportViewer.Bookmark
   C1.WPF.ReportViewer.DocumentInfo
   C1.WPF.ReportViewer.FindInfo
   C1.WPF.ReportViewer.FormField
      C1.WPF.ReportViewer.FormFieldGroup
   C1.WPF.ReportViewer.PageContext
   C1.WPF.ReportViewer.ZoomConverter
   System.EventArgs
      C1.WPF.ReportViewer.AttachmentClickEventArgs
      C1.WPF.ReportViewer.ParsingErrorEventArgs
      C1.WPF.ReportViewer.PreparedPageEventArgs
      C1.WPF.ReportViewer.PreparingPageEventArgs
      C1.WPF.ReportViewer.RequestNavigateEventArgs
      C1.WPF.ReportViewer.TextBlockAddedEventArgs
   System.Exception
      C1.WPF.ReportViewer.PdfParserException
         C1.WPF.ReportViewer.PdfPasswordException
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         C1.WPF.ReportViewer.DocumentSource
         System.Windows.Media.Visual
            System.Windows.UIElement
               System.Windows.FrameworkElement
                  System.Windows.Controls.Control
                     C1.WPF.ReportViewer.C1ReportViewer
                     C1.WPF.ReportViewer.C1ReportViewerToolbar

Reference

C1.WPF.ReportViewer.4 Assembly