Returns the amount of blue in the color, from 0 to 255.
@return the blue component of the color
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
See Implementation
Returns the amount of blue in the color, from 0 to 255.
@return the blue component of the color
@exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>