Add text annotation to the current page of the doc.
[C#] TextAnnotation(Doc doc, XRect rect1, XRect rect2, string contents) [Visual Basic] TextAnnotation(doc As Doc, rect1 As XRect, rect2 As XRect, contents As string)
TextAnnotation(Doc doc, XRect rect1, XRect rect2, string contents)
TextAnnotation(doc As Doc, rect1 As XRect, rect2 As XRect, contents As string)