/***********************************************************************************************************                                                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        : GUIChar.CPurpose     : Implementation of memory devices----------------------------------------------------------------------Version-Date---Author-Explanation----------------------------------------------------------------------*/#include <stddef.h>           /* needed for definition of NULL */#include "GUI_Private.H" /*      ***********************************************************      *                                                         *      *       Monospaced Font                                   *      *                                                         *      ***********************************************************This is the routine that displays a character. It is used by allother routines which display characters as a subroutine.Parameters:     c       character to display*/void GUIMONO_DispChar(U16P c) {  int c0, c1;  U8 * pd;  int x = GUI_Context.DispPosX;  int y = GUI_Context.DispPosY;/* do some checking if drawing is actually necessary ... */  const GUI_FONT_MONO* pMono = GUI_Context.pAFont->p.pMono;  unsigned int FirstChar = pMono->FirstChar;  /* translate character into 2 characters to display : c0,c1     Check if regular character first. */  if ((c >= (U16P)FirstChar) &&(c <= (U16P)pMono->LastChar)) {    pd = (U8*)pMono->pData;    c0 = ((int)c) - FirstChar;    c1 = -1;  } else {   /* Check if character is in translation table */    GUI_FONT_TRANSINFO const* pti = pMono->pTrans;    pd = (U8*)pMono->pTransData;    if (pti) {      FirstChar = pti->FirstChar;      if ((c >= (U16P)FirstChar) && (c <= (U16P)pti->LastChar)) {        GUI_FONT_TRANSLIST const* ptl;        c -= pti->FirstChar;        ptl = pti->pList;        ptl += c;        c0  = ptl->c0;        c1  = ptl->c1;      } else {        c0 = c1 = -1;      }    } else {      c0 = c1 = -1;    }  }/*   Draw first character if it is valid*/  if (c0!=-1) {    int BytesPerChar = GUI_Context.pAFont->YSize*pMono->BytesPerLine;    GUI_DRAWMODE DrawMode;    int XSize = pMono->XSize;    int YSize = GUI_Context.pAFont->YSize;/* Select the right drawing mode */    DrawMode = GUI_Context.TextMode;/* call drawing routine */    {      U8 OldMode = LCD_SetDrawMode(DrawMode);      LCD_DrawBitmap( x, y,                         XSize, YSize,                         GUI_Context.pAFont->XMag,  GUI_Context.pAFont->YMag,                         1,     /* Bits per Pixel */                         pMono->BytesPerLine,                         pd + c0* BytesPerChar,                         NULL  /* no palette means default palette */                         );      if (c1 != -1) {        LCD_SetDrawMode(DrawMode | LCD_DRAWMODE_TRANS);        LCD_DrawBitmap( x, y,                           XSize, YSize,                           GUI_Context.pAFont->XMag,  GUI_Context.pAFont->YMag,                           1,     /* Bits per Pixel */                           pMono->BytesPerLine,                           pd + c1* BytesPerChar,                           NULL  /* no palette means default palette */                           );      }      /* Fill empty pixel lines */      if (GUI_Context.pAFont->YDist > GUI_Context.pAFont->YSize) {        int YMag = GUI_Context.pAFont->YMag;        int YDist = GUI_Context.pAFont->YDist * YMag;        int YSize = GUI_Context.pAFont->YSize * YMag;        if (DrawMode != LCD_DRAWMODE_TRANS) {          LCD_SetDrawMode(DrawMode ^ LCD_DRAWMODE_REV);  /* Reverse so we can fill with BkColor */          LCD_FillRect(x, y + YSize, x + XSize, y + YDist);        }      }      LCD_SetDrawMode(OldMode);    }   }  GUI_Context.DispPosX+=pMono->XDist;}int GUIMONO_GetCharDistX(U16P c) {  const GUI_FONT_MONO* pMono = GUI_Context.pAFont->p.pMono;  GUI_USE_PARA(c);  return pMono->XDist;}void GUIMONO_GetFontInfo(void* pFont, GUI_FONTINFO* pfi) {  GUI_USE_PARA(pFont);  pfi->Flags = GUI_FONTINFO_FLAG_MONO;}char GUIMONO_IsInFont(void* pFont, U16 c) {  const GUI_FONT_MONO* pMono = ((GUI_FONT*)pFont)->p.pMono;  unsigned int FirstChar = pMono->FirstChar;  /* Check if regular character first. */  if ((c >= (U16P)FirstChar) &&(c <= (U16P)pMono->LastChar)) {    return 1;  /* Yes, we have it ! */  } else {   /* Check if character is in translation table */    GUI_FONT_TRANSINFO const* pti = pMono->pTrans;    if (pti) {      if ((c >= pti->FirstChar) && (c <= pti->LastChar)) {        return 1;  /* Yes, we have it ! */      }		}	}  return 0;  /* No, we can not display this character */}