/*

 * Copyright © 2011,2012  Google, Inc.

 *

 *  This is part of HarfBuzz, a text shaping library.

 *

 * Permission is hereby granted, without written agreement and without

 * license or royalty fees, to use, copy, modify, and distribute this

 * software and its documentation for any purpose, provided that the

 * above copyright notice and the following two paragraphs appear in

 * all copies of this software.

 *

 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR

 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES

 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN

 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH

 * DAMAGE.

 *

 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,

 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

 * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS

 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO

 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 *

 * Google Author(s): Behdad Esfahbod

 */

#ifndef HB_OT_OS2_TABLE_HH

#define HB_OT_OS2_TABLE_HH

#include "hb-open-type-private.hh"

namespace OT {

/*

 * OS/2 and Windows Metrics

 * http://www.microsoft.com/typography/otspec/os2.htm

 */

#define HB_OT_TAG_os2 HB_TAG('O','S','/','2')

struct os2

{

  static const hb_tag_t tableTag = HB_OT_TAG_os2;

  inline bool sanitize (hb_sanitize_context_t *c) const

  {

    TRACE_SANITIZE (this);

    return_trace (c->check_struct (this));

  }

  public:

  USHORT	version;

  /* Version 0 */

  SHORT		xAvgCharWidth;

  USHORT	usWeightClass;

  USHORT	usWidthClass;

  USHORT	fsType;

  SHORT		ySubscriptXSize;

  SHORT		ySubscriptYSize;

  SHORT		ySubscriptXOffset;

  SHORT		ySubscriptYOffset;

  SHORT		ySuperscriptXSize;

  SHORT		ySuperscriptYSize;

  SHORT		ySuperscriptXOffset;

  SHORT		ySuperscriptYOffset;

  SHORT		yStrikeoutSize;

  SHORT		yStrikeoutPosition;

  SHORT		sFamilyClass;

  BYTE		panose[10];

  ULONG		ulUnicodeRange[4];

  Tag		achVendID;

  USHORT	fsSelection;

  USHORT	usFirstCharIndex;

  USHORT	usLastCharIndex;

  SHORT		sTypoAscender;

  SHORT		sTypoDescender;

  SHORT		sTypoLineGap;

  USHORT	usWinAscent;

  USHORT	usWinDescent;

  /* Version 1 */

  //ULONG ulCodePageRange1;

  //ULONG ulCodePageRange2;

  /* Version 2 */

  //SHORT sxHeight;

  //SHORT sCapHeight;

  //USHORT  usDefaultChar;

  //USHORT  usBreakChar;

  //USHORT  usMaxContext;

  /* Version 5 */

  //USHORT  usLowerOpticalPointSize;

  //USHORT  usUpperOpticalPointSize;

  public:

  DEFINE_SIZE_STATIC (78);

};

} /* namespace OT */

#endif /* HB_OT_OS2_TABLE_HH */