91 lines
3.1 KiB
C++
91 lines
3.1 KiB
C++
// Copyright 2016 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FPDFDOC_CPVT_SECTION_H_
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#define CORE_FPDFDOC_CPVT_SECTION_H_
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#include <stdint.h>
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#include <memory>
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#include <vector>
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#include "core/fpdfdoc/cpvt_floatrect.h"
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#include "core/fpdfdoc/cpvt_lineinfo.h"
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#include "core/fpdfdoc/cpvt_wordinfo.h"
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#include "core/fpdfdoc/cpvt_wordrange.h"
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#include "core/fxcrt/fx_coordinates.h"
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#include "core/fxcrt/unowned_ptr.h"
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class CPVT_VariableText;
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struct CPVT_LineInfo;
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struct CPVT_WordPlace;
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class CPVT_Section final {
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public:
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class Line {
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public:
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explicit Line(const CPVT_LineInfo& lineinfo);
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~Line();
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CPVT_WordPlace GetBeginWordPlace() const;
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CPVT_WordPlace GetEndWordPlace() const;
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CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const;
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CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const;
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CPVT_WordPlace m_LinePlace;
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CPVT_LineInfo m_LineInfo;
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};
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explicit CPVT_Section(CPVT_VariableText* pVT);
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~CPVT_Section();
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void ResetLinePlace();
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CPVT_WordPlace AddWord(const CPVT_WordPlace& place,
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const CPVT_WordInfo& wordinfo);
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CPVT_WordPlace AddLine(const CPVT_LineInfo& lineinfo);
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void ClearWords(const CPVT_WordRange& PlaceRange);
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void ClearWord(const CPVT_WordPlace& place);
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CPVT_FloatRect Rearrange();
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CFX_SizeF GetSectionSize(float fFontSize);
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CPVT_WordPlace GetBeginWordPlace() const;
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CPVT_WordPlace GetEndWordPlace() const;
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CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const;
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CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const;
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void UpdateWordPlace(CPVT_WordPlace& place) const;
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CPVT_WordPlace SearchWordPlace(const CFX_PointF& point) const;
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CPVT_WordPlace SearchWordPlace(float fx,
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const CPVT_WordPlace& lineplace) const;
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CPVT_WordPlace SearchWordPlace(float fx, const CPVT_WordRange& range) const;
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void SetPlace(const CPVT_WordPlace& place) { m_SecPlace = place; }
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void SetPlaceIndex(int32_t index) { m_SecPlace.nSecIndex = index; }
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const CPVT_FloatRect& GetRect() const { return m_Rect; }
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void SetRect(const CPVT_FloatRect& rect) { m_Rect = rect; }
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int32_t GetLineArraySize() const;
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const Line* GetLineFromArray(int32_t index) const;
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int32_t GetWordArraySize() const;
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const CPVT_WordInfo* GetWordFromArray(int32_t index) const;
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void EraseWordsFrom(int32_t index);
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private:
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CPVT_FloatRect RearrangeCharArray() const;
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CPVT_FloatRect RearrangeTypeset();
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CPVT_FloatRect SplitLines(bool bTypeset, float fFontSize);
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CPVT_FloatRect OutputLines(const CPVT_FloatRect& rect) const;
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void ClearLeftWords(int32_t nWordIndex);
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void ClearRightWords(int32_t nWordIndex);
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void ClearMidWords(int32_t nBeginIndex, int32_t nEndIndex);
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CPVT_WordPlace m_SecPlace;
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CPVT_FloatRect m_Rect;
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std::vector<std::unique_ptr<Line>> m_LineArray;
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std::vector<std::unique_ptr<CPVT_WordInfo>> m_WordArray;
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UnownedPtr<CPVT_VariableText> const m_pVT;
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};
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#endif // CORE_FPDFDOC_CPVT_SECTION_H_
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