chromium/third_party/pdfium/xfa/fgas/layout/cfgas_rtfbreak.cpp

// Copyright 2014 The PDFium Authors
// 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/cfgas_rtfbreak.h"

#include <algorithm>

#include "build/build_config.h"
#include "core/fxcrt/check.h"
#include "core/fxcrt/compiler_specific.h"
#include "core/fxcrt/containers/adapters.h"
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/fx_safe_types.h"
#include "core/fxcrt/numerics/safe_math.h"
#include "core/fxcrt/stl_util.h"
#include "core/fxge/text_char_pos.h"
#include "xfa/fgas/font/cfgas_gefont.h"
#include "xfa/fgas/layout/cfgas_char.h"
#include "xfa/fgas/layout/cfgas_textpiece.h"
#include "xfa/fgas/layout/cfgas_textuserdata.h"
#include "xfa/fgas/layout/fgas_arabic.h"
#include "xfa/fgas/layout/fgas_linebreak.h"

CFGAS_RTFBreak::CFGAS_RTFBreak(Mask<LayoutStyle> dwLayoutStyles)
    : … { … }

CFGAS_RTFBreak::~CFGAS_RTFBreak() = default;

void CFGAS_RTFBreak::SetLineStartPos(float fLinePos) { … }

void CFGAS_RTFBreak::AddPositionedTab(float fTabPos) { … }

void CFGAS_RTFBreak::SetUserData(
    const RetainPtr<CFGAS_TextUserData>& pUserData) { … }

bool CFGAS_RTFBreak::GetPositionedTab(int32_t* iTabPos) const { … }

CFGAS_Char::BreakType CFGAS_RTFBreak::AppendChar(wchar_t wch) { … }

void CFGAS_RTFBreak::AppendChar_Combination(CFGAS_Char* pCurChar) { … }

void CFGAS_RTFBreak::AppendChar_Tab(CFGAS_Char* pCurChar) { … }

CFGAS_Char::BreakType CFGAS_RTFBreak::AppendChar_Control(CFGAS_Char* pCurChar) { … }

CFGAS_Char::BreakType CFGAS_RTFBreak::AppendChar_Arabic(CFGAS_Char* pCurChar) { … }

CFGAS_Char::BreakType CFGAS_RTFBreak::AppendChar_Others(CFGAS_Char* pCurChar) { … }

CFGAS_Char::BreakType CFGAS_RTFBreak::EndBreak(CFGAS_Char::BreakType dwStatus) { … }

bool CFGAS_RTFBreak::EndBreakSplitLine(CFGAS_BreakLine* pNextLine,
                                       bool bAllChars,
                                       CFGAS_Char::BreakType dwStatus) { … }

std::deque<CFGAS_Break::TPO> CFGAS_RTFBreak::EndBreakBidiLine(
    CFGAS_Char::BreakType dwStatus) { … }

void CFGAS_RTFBreak::EndBreakAlignment(const std::deque<TPO>& tpos,
                                       bool bAllChars,
                                       CFGAS_Char::BreakType dwStatus) { … }

int32_t CFGAS_RTFBreak::GetBreakPos(std::vector<CFGAS_Char>& tca,
                                    bool bAllChars,
                                    bool bOnlyBrk,
                                    int32_t* pEndPos) { … }

void CFGAS_RTFBreak::SplitTextLine(CFGAS_BreakLine* pCurLine,
                                   CFGAS_BreakLine* pNextLine,
                                   bool bAllChars) { … }

size_t CFGAS_RTFBreak::GetDisplayPos(const CFGAS_TextPiece* pPiece,
                                     pdfium::span<TextCharPos> pCharPos) const { … }