dispstring.c

该代码包可以加到ADS环境中

#include <stddef.h>           /* needed for definition of NULL */
#include <stdio.h>
#include <string.h>
#include "GUI_Private.h"
void GUI_DispString(const char GUI_FAR *s) {
  int xAdjust, yAdjust, xOrg;
  int FontSizeY;
  if (!s)
    return;
  GUI_LOCK();
  FontSizeY = GUI_Context.pAFont->YDist;
  xOrg = GUI_Context.DispPosX;
 /* Adjust vertical position */
  yAdjust = GUI_GetYAdjust();
  GUI_Context.DispPosY -= yAdjust;
  for (; *s; s++) {
    GUI_RECT r;
    int LineLen= GUI__GetLineLen(s,0x7fff);
    int xLineSize = GUI_GetLineDistX(s, LineLen);
  /* Check if x-position needs to be changed due to h-alignment */
    switch (GUI_Context.TextAlign & GUI_TA_HORIZONTAL) { 
    case GUI_TA_CENTER: xAdjust= xLineSize/2; break;
    case GUI_TA_RIGHT:  xAdjust= xLineSize; break;
    default:            xAdjust= 0;
    }
    r.x0 = GUI_Context.DispPosX -= xAdjust;
    r.x1 = r.x0 + xLineSize-1;    
    r.y0 = GUI_Context.DispPosY;
    r.y1 = r.y0 + FontSizeY-1;    
    GUI__DispLine(s, LineLen, &r);
    GUI_Context.DispPosY = r.y0;
    s += LineLen;
    if ((*s=='\n') || (*s=='\r')) {
      switch (GUI_Context.TextAlign & GUI_TA_HORIZONTAL) { 
      case GUI_TA_CENTER:
      case GUI_TA_RIGHT:
        GUI_Context.DispPosX = xOrg;
        break;
      default:
        GUI_Context.DispPosX = GUI_Context.LBorder;
        break;
      }
      if (*s=='\n')
        GUI_Context.DispPosY += GUI_GetFontDistY();
    } else {
      GUI_Context.DispPosX = r.x0+xLineSize;
    }
    if (*s==0)    /* end of string (last line) reached ? */
      break;
  }
  GUI_Context.DispPosY += yAdjust;
  GUI_Context.TextAlign &= ~GUI_TA_HORIZONTAL;
  GUI_UNLOCK();
}