TT_Get_VMetrics	(	TT_Face	face,
		FT_UInt	idx,
		FT_Bool	check,
		FT_Short *	tsb,
		FT_UShort *	ah
	)

Definition at line 104 of file ttgload.c.

Referenced by tt_get_advances(), and tt_get_metrics().

  {
    FT_UNUSED( check );

    if ( face->vertical_info )
      ( (SFNT_Service)face->sfnt )->get_metrics( face, 1, idx, tsb, ah );

#if 1             /* Empirically determined, at variance with what MS said */

    else
    {
      *tsb = 0;
      *ah  = face->root.units_per_EM;
    }

#else      /* This is what MS said to do.  It isn't what they do, however. */

    else if ( face->os2.version != 0xFFFFU )
    {
      *tsb = face->os2.sTypoAscender;
      *ah  = face->os2.sTypoAscender - face->os2.sTypoDescender;
    }
    else
    {
      *tsb = face->horizontal.Ascender;
      *ah  = face->horizontal.Ascender - face->horizontal.Descender;
    }

#endif

    FT_TRACE5(( "  advance height (font units): %d\n", *ah ));
    FT_TRACE5(( "  top side bearing (font units): %d\n", *tsb ));
  }

ReactOS Development > Doxygen