Gets the ranges of text that are associated with a <code>TextStyle</code>.
@return the ranges, an array of offsets representing the start and end of each text style.
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
@see #getStyles()
@since 3.2
See Implementation
Gets the ranges of text that are associated with a <code>TextStyle</code>.
@return the ranges, an array of offsets representing the start and end of each text style.
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
@see #getStyles()
@since 3.2