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// Copyright 2016 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.
#include <memory>
#include <vector>
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/unowned_ptr.h"
#include "third_party/base/optional.h"
class CPDF_TextPage;
class CPDF_TextPageFind {
struct Options {
bool bMatchCase = false;
bool bMatchWholeWord = false;
bool bConsecutive = false;
static std::unique_ptr<CPDF_TextPageFind> Create(
const CPDF_TextPage* pTextPage,
const WideString& findwhat,
const Options& options,
Optional<size_t> startPos);
bool FindNext();
bool FindPrev();
int GetCurOrder() const;
int GetMatchedCount() const;
CPDF_TextPageFind(const CPDF_TextPage* pTextPage,
const std::vector<WideString>& findwhat_array,
const Options& options,
Optional<size_t> startPos);
// Should be called immediately after construction.
bool FindFirst();
int GetCharIndex(int index) const;
UnownedPtr<const CPDF_TextPage> const m_pTextPage;
const WideString m_strText;
const std::vector<WideString> m_csFindWhatArray;
Optional<size_t> m_findNextStart;
Optional<size_t> m_findPreStart;
int m_resStart = 0;
int m_resEnd = -1;
const Options m_options;