/***********************************************************************************************************                                                uC/GUI*                        Universal graphic software for embedded applications**                       (c) Copyright 2002, Micrium Inc., Weston, FL*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH**              礐/GUI is protected by international copyright laws. Knowledge of the*              source code may not be used to write a similar product. This file may*              only be used in accordance with a license and should not be redistributed*              in any way. We appreciate your understanding and fairness.*----------------------------------------------------------------------File        : GUI_IsInFont.cPurpose     : Implementation of optional routines---------------------------END-OF-HEADER------------------------------*/#include <stddef.h>           /* needed for definition of NULL */#include "GUI_Protected.H"/***********************************************************************        GUI_IsInFont*/char GUI_IsInFont(const GUI_FONT*pFont, U16 c) {  if (pFont==NULL)    pFont = GUI_Context.pAFont;  return pFont->pfIsInFont((void*)pFont, c);}