xfa/fgas/layout/cfx_linebreak.h

// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef XFA_FGAS_LAYOUT_CFX_LINEBREAK_H_
#define XFA_FGAS_LAYOUT_CFX_LINEBREAK_H_

#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/fx_unicode.h"

enum FX_LINEBREAKTYPE : uint8_t {
  FX_LBT_UNKNOWN = 0x00,
  FX_LBT_DIRECT_BRK = 0x1A,
  FX_LBT_INDIRECT_BRK = 0x2B,
  FX_LBT_COM_INDIRECT_BRK = 0x3C,
  FX_LBT_COM_PROHIBITED_BRK = 0x4D,
  FX_LBT_PROHIBITED_BRK = 0x5E,
  FX_LBT_HANGUL_SPACE_BRK = 0x6F,
};

// TODO(tsepez): the dimensions of this table are wrong, should be 38x38.
extern const FX_LINEBREAKTYPE gs_FX_LineBreak_PairTable[64][32];

inline FX_LINEBREAKTYPE GetLineBreakTypeFromPair(FX_BREAKPROPERTY curr_char,
                                                 FX_BREAKPROPERTY next_char) {
  ASSERT(curr_char <= FX_BREAKPROPERTY::kTB);
  ASSERT(next_char <= FX_BREAKPROPERTY::kTB);
  return gs_FX_LineBreak_PairTable[static_cast<size_t>(curr_char)]
                                  [static_cast<size_t>(next_char)];
}

#endif  // XFA_FGAS_LAYOUT_CFX_LINEBREAK_H_