text: // Copyright 2017 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
  
  #include "xfa/fgas/layout/cfx_breakpiece.h"
  
  CFX_BreakPiece::CFX_BreakPiece()
      : m_dwStatus(CFX_BreakType::Piece),
        m_iStartPos(0),
        m_iWidth(-1),
        m_iStartChar(0),
        m_iChars(0),
        m_iBidiLevel(0),
        m_iBidiPos(0),
        m_iFontSize(0),
        m_iHorizontalScale(100),
        m_iVerticalScale(100),
        m_dwIdentity(0),
        m_dwCharStyles(0),
        m_pChars(nullptr) {}
  
  CFX_BreakPiece::CFX_BreakPiece(const CFX_BreakPiece& other) = default;
  
  CFX_BreakPiece::~CFX_BreakPiece() = default;
  
  int32_t CFX_BreakPiece::GetEndPos() const {
    return m_iWidth < 0 ? m_iStartPos : m_iStartPos + m_iWidth;
  }
  
  CFX_Char* CFX_BreakPiece::GetChar(int32_t index) const {
    ASSERT(index >= 0);
    ASSERT(index < m_iChars);
    ASSERT(m_pChars);
    return &(*m_pChars)[m_iStartChar + index];
  }
  
  WideString CFX_BreakPiece::GetString() const {
    WideString ret;
    ret.Reserve(m_iChars);
    for (int32_t i = m_iStartChar; i < m_iStartChar + m_iChars; i++)
      ret += static_cast<wchar_t>((*m_pChars)[i].char_code());
    return ret;
  }
  
  std::vector<int32_t> CFX_BreakPiece::GetWidths() const {
    std::vector<int32_t> ret;
    ret.reserve(m_iChars);
    for (int32_t i = m_iStartChar; i < m_iStartChar + m_iChars; i++)
      ret.push_back((*m_pChars)[i].m_iCharWidth);
    return ret;
  }
  