gui_isinfont.c

在ucos上实现了图形用户接口GUI；值得一看

/*
*********************************************************************************************************
*                                                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.c
Purpose     : 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);
}