This .NET class wraps the AcDbTextStyleTableRecord ObjectARX class. 

Objects of this class represent the records that are found in the TextStyleTable (known as the "Style" table in DXF). Each of these records represents a specific set of text parameters such as font, default size, relative x scaling, vertical or horizontal, etc.

Autodesk.AutoCAD.DatabaseServices.DBObject
    Autodesk.AutoCAD.DatabaseServices.SymbolTableRecord
        Autodesk.AutoCAD.DatabaseServices.TextStyleTableRecord

Public Class TextStyleTableRecord
Inherits SymbolTableRecord

public class TextStyleTableRecord : SymbolTableRecord;