Returns the ascent of the receiver.
@return the ascent
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
@see #getDescent() @see #setDescent(int) @see #setAscent(int) @see #getLineMetrics(int)
See Implementation
Returns the ascent of the receiver.
@return the ascent
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
@see #getDescent() @see #setDescent(int) @see #setAscent(int) @see #getLineMetrics(int)