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      1 // Copyright 2017 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "xfa/fgas/layout/cfx_breakpiece.h"
      8 
      9 CFX_BreakPiece::CFX_BreakPiece()
     10     : m_dwStatus(CFX_BreakType::Piece),
     11       m_iStartPos(0),
     12       m_iWidth(-1),
     13       m_iStartChar(0),
     14       m_iChars(0),
     15       m_iBidiLevel(0),
     16       m_iBidiPos(0),
     17       m_iFontSize(0),
     18       m_iHorizontalScale(100),
     19       m_iVerticalScale(100),
     20       m_dwIdentity(0),
     21       m_dwCharStyles(0),
     22       m_pChars(nullptr) {}
     23 
     24 CFX_BreakPiece::CFX_BreakPiece(const CFX_BreakPiece& other) = default;
     25 
     26 CFX_BreakPiece::~CFX_BreakPiece() = default;
     27 
     28 int32_t CFX_BreakPiece::GetEndPos() const {
     29   return m_iWidth < 0 ? m_iStartPos : m_iStartPos + m_iWidth;
     30 }
     31 
     32 CFX_Char* CFX_BreakPiece::GetChar(int32_t index) const {
     33   ASSERT(index >= 0 && index < m_iChars && m_pChars);
     34   return &(*m_pChars)[m_iStartChar + index];
     35 }
     36 
     37 WideString CFX_BreakPiece::GetString() const {
     38   WideString ret;
     39   ret.Reserve(m_iChars);
     40   for (int32_t i = m_iStartChar; i < m_iStartChar + m_iChars; i++)
     41     ret += static_cast<wchar_t>((*m_pChars)[i].char_code());
     42   return ret;
     43 }
     44 
     45 std::vector<int32_t> CFX_BreakPiece::GetWidths() const {
     46   std::vector<int32_t> ret;
     47   ret.reserve(m_iChars);
     48   for (int32_t i = m_iStartChar; i < m_iStartChar + m_iChars; i++)
     49     ret.push_back((*m_pChars)[i].m_iCharWidth);
     50   return ret;
     51 }
     52