Returns a FontMetrics which contains information about the font currently being used by the receiver to draw and measure text.
@return font metrics for the receiver's font
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
See Implementation
Returns a FontMetrics which contains information about the font currently being used by the receiver to draw and measure text.
@return font metrics for the receiver's font
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>