/***********************************************************************************************************                                                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        : GUIUC0.CPurpose     : Implementation of character and string services----------------------------------------------------------------------Version-Date---Author-Explanation---------------------------END-OF-HEADER------------------------------*/#include <stddef.h>           /* needed for definition of NULL */#include "GUI.H" #if GUI_SUPPORT_UNICODE/*    ********************************************************    *                                                      *    *        UNICODE routines                              *    *                                                      *    *********************************************************//******************* GUI_UC2DB *********************************** Convert Convert UNICODE 16-bit value into double byte version   Byte0: First byte, msb   Byte1: Last  byte, lsb*/void GUI_UC2DB (U16 Code, U8* pOut) {/* move regular ASCII to (unused) 0xE000-0xE0ff area */  if (Code < 0x100) {    if (Code !=0)  /* end marker ? */      Code += 0xe000;  } else {/* If Low byte 0: Move to (unused) 0xE100-0xE1ff area */    if ((Code&0xff) == 0) {      Code = (Code>>8) +0xe100;    }  }/* Convert into double byte, putting msb first*/  *pOut++ = Code >> 8;     /* Save msb first */  *pOut   = Code & 0xff;}/******************* GUI_DB2UC *********************************** Convert Unicode double byte into UNICODE   Byte0: First byte, msb   Byte1: Last  byte, lsb*/U16 GUI_DB2UC (U8 Byte0, U8 Byte1) {  if (Byte0==0)    return 0;  if ((Byte0&0xfe) == 0xe0) {    if (Byte0 == 0xe0)        /* ASCII */      return Byte1;    return ((U16)Byte1)<<8;   /* low byte was zero */  }  return Byte1 | (((U16)Byte0)<<8);}#elsevoid GUIUC0_C(void) {} /* avoid empty object files */#endif /* GUI_SUPPORT_UNICODE */