enum class XSpeechToTextPositionHint  : uint32_t  
{  
    BottomCenter = 0,  
    BottomLeft = 1,  
    BottomRight = 2,  
    MiddleRight = 3,  
    MiddleLeft = 4,  
    TopCenter = 5,  
    TopLeft = 6,  
    TopRight = 7  
}