Function grfont_SetTemplate

grtext/grfont.cpp:541–689

MTS: unused? sets a template to a font, be careful.

// MTS: unused?
// sets a template to a font, be careful.
bool grfont_SetTemplate(const char *pathname, const tFontTemplate *ft) {
  // okay, load the font manually, set the template members, then save it out.
  tFontFileInfo fnt;
  char tempstr[32];
  FONTFILE ffin;
  FONTFILE2 ffout;
  int num_char, i;

  tFontFileInfo2 ffi2;

  ffin = OPEN_FONT(pathname);
  if (!ffin) {
    return false;
  } else if (ffin == (FONTFILE)0xffffffff) {
    mprintf(0, "Illegal font file %s\n", pathname);
    return false;
  }

  //	read header information
  fnt.width = READ_FONT_SHORT(ffin);
  fnt.height = READ_FONT_SHORT(ffin);
  fnt.flags = READ_FONT_SHORT(ffin);
  fnt.baseline = READ_FONT_SHORT(ffin);
  fnt.min_ascii = READ_FONT_BYTE(ffin);
  fnt.max_ascii = READ_FONT_BYTE(ffin);
  READ_FONT_DATA(ffin, tempstr, 32, 1);

  // read ffi2 font info
  if (fnt.flags & FT_FFI2) {
    ffi2.tracking = READ_FONT_SHORT(ffin);
    READ_FONT_DATA(ffin, &ffi2.reserved, sizeof(ffi2.reserved), 1);
  }

  fnt.brightness = ((fnt.baseline >> 8) / 10.0f);

  num_char = fnt.max_ascii - fnt.min_ascii + 1;

  //	Read in all widths
  if (fnt.flags & FT_PROPORTIONAL) {
    fnt.char_widths = (uint8_t *)mem_malloc(sizeof(uint8_t) * num_char);
    for (i = 0; i < num_char; i++)
      fnt.char_widths[i] = (uint8_t)READ_FONT_SHORT(ffin);
  } else {
    fnt.char_widths = nullptr;
  }

  //	Read in kerning data
  if (fnt.flags & FT_KERNED) {
    int n_pairs = (int)READ_FONT_SHORT(ffin);
    fnt.kern_data = (uint8_t *)mem_malloc(sizeof(uint8_t) * 3 * (n_pairs + 1));
    for (i = 0; i < n_pairs; i++) {
      fnt.kern_data[i * 3] = READ_FONT_BYTE(ffin);
      fnt.kern_data[i * 3 + 1] = READ_FONT_BYTE(ffin);
      fnt.kern_data[i * 3 + 2] = READ_FONT_BYTE(ffin);
    }
    fnt.kern_data[i * 3] = 255;
    fnt.kern_data[i * 3 + 1] = 255;
    fnt.kern_data[i * 3 + 2] = 0;