OSDMemoFormatText.c

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#include <string.h>
#include "FBLib_TMSOSDMenu.h"
 
#define HORSPACE 568
 
void OSDMemoFormatText (void)
{
  tMenu *pMenu;
  dword spW, Width = 0;
  char *buffer, *from, *upto, *p, c;
 
  TRACEENTER();
 
  pMenu = &Menu[CurrentMenuLevel];
 
  if (!pMenu->MemoText)
  {
    TRACEEXIT();
    return;
  }
 
  OSDMenuItemsClear();
 
  spW = FMUC_GetStringWidth(" ", pMenu->FontMemo);
 
  buffer = TAP_MemAlloc(strlen(pMenu->MemoText) + 1);
  strcpy(buffer, pMenu->MemoText);
 
  from = buffer;
  upto = from - 1;
 
  while ((p = strpbrk(upto + 1, " \n")))
  {
    c = *p;
    *p = 0;
 
    Width += FMUC_GetStringWidth(upto + 1, pMenu->FontMemo) + (c == ' ' ? spW : 0);
 
    if (Width > HORSPACE)
    {
      if (upto < from) upto = p;
 
      *upto = 0;
      OSDMenuItemAdd(from, NULL, NULL, NULL, TRUE, FALSE, 0);
      from = upto + 1;
      Width = 0;
    }
    else
    {
      if (c == '\n')
      {
        OSDMenuItemAdd(*from ? from : " ", NULL, NULL, NULL, TRUE, FALSE, 0);
        from = p + 1;
        Width = 0;
      }
 
      upto = p;
    }
 
    *p = c;
  }
 
  TAP_MemFree(buffer);
 
  TRACEEXIT();
}