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Diffstat (limited to 'core/src/fpdfdoc/pdf_vt.h')
| -rw-r--r-- | core/src/fpdfdoc/pdf_vt.h | 561 |
1 files changed, 0 insertions, 561 deletions
diff --git a/core/src/fpdfdoc/pdf_vt.h b/core/src/fpdfdoc/pdf_vt.h deleted file mode 100644 index 13ec71a125..0000000000 --- a/core/src/fpdfdoc/pdf_vt.h +++ /dev/null @@ -1,561 +0,0 @@ -// Copyright 2014 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 - -#ifndef CORE_SRC_FPDFDOC_PDF_VT_H_ -#define CORE_SRC_FPDFDOC_PDF_VT_H_ - -class CPVT_Size; -class CPVT_FloatRect; -struct CPVT_SectionInfo; -struct CPVT_LineInfo; -struct CPVT_WordInfo; -class CLine; -class CLines; -class CSection; -class CTypeset; -class CPDF_EditContainer; -class CPDF_VariableText; -class CPDF_VariableText_Iterator; -#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001) -#define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb))) -#define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb))) - -class CPVT_Size { - public: - CPVT_Size() : x(0.0f), y(0.0f) {} - CPVT_Size(FX_FLOAT other_x, FX_FLOAT other_y) { - x = other_x; - y = other_y; - } - FX_FLOAT x, y; -}; -class CPVT_FloatRect : public CFX_FloatRect { - public: - CPVT_FloatRect() { left = top = right = bottom = 0.0f; } - CPVT_FloatRect(FX_FLOAT other_left, - FX_FLOAT other_top, - FX_FLOAT other_right, - FX_FLOAT other_bottom) { - left = other_left; - top = other_top; - right = other_right; - bottom = other_bottom; - } - explicit CPVT_FloatRect(const CFX_FloatRect& rect) { - left = rect.left; - top = rect.top; - right = rect.right; - bottom = rect.bottom; - } - void Default() { left = top = right = bottom = 0.0f; } - FX_FLOAT Height() const { - if (top > bottom) - return top - bottom; - return bottom - top; - } -}; -struct CPVT_SectionInfo { - CPVT_SectionInfo() - : rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL) {} - virtual ~CPVT_SectionInfo() { - delete pSecProps; - delete pWordProps; - } - CPVT_SectionInfo(const CPVT_SectionInfo& other) - : rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL) { - operator=(other); - } - void operator=(const CPVT_SectionInfo& other) { - if (this == &other) { - return; - } - rcSection = other.rcSection; - nTotalLine = other.nTotalLine; - if (other.pSecProps) { - if (pSecProps) { - *pSecProps = *other.pSecProps; - } else { - pSecProps = new CPVT_SecProps(*other.pSecProps); - } - } - if (other.pWordProps) { - if (pWordProps) { - *pWordProps = *other.pWordProps; - } else { - pWordProps = new CPVT_WordProps(*other.pWordProps); - } - } - } - CPVT_FloatRect rcSection; - int32_t nTotalLine; - CPVT_SecProps* pSecProps; - CPVT_WordProps* pWordProps; -}; -struct CPVT_LineInfo { - CPVT_LineInfo() - : nTotalWord(0), - nBeginWordIndex(-1), - nEndWordIndex(-1), - fLineX(0.0f), - fLineY(0.0f), - fLineWidth(0.0f), - fLineAscent(0.0f), - fLineDescent(0.0f) {} - int32_t nTotalWord; - int32_t nBeginWordIndex; - int32_t nEndWordIndex; - FX_FLOAT fLineX; - FX_FLOAT fLineY; - FX_FLOAT fLineWidth; - FX_FLOAT fLineAscent; - FX_FLOAT fLineDescent; -}; -struct CPVT_WordInfo { - CPVT_WordInfo() - : Word(0), - nCharset(0), - fWordX(0.0f), - fWordY(0.0f), - fWordTail(0.0f), - nFontIndex(-1), - pWordProps(NULL) {} - CPVT_WordInfo(FX_WORD word, - int32_t charset, - int32_t fontIndex, - CPVT_WordProps* pProps) - : Word(word), - nCharset(charset), - fWordX(0.0f), - fWordY(0.0f), - fWordTail(0.0f), - nFontIndex(fontIndex), - pWordProps(pProps) {} - virtual ~CPVT_WordInfo() { delete pWordProps; } - CPVT_WordInfo(const CPVT_WordInfo& word) - : Word(0), - nCharset(0), - fWordX(0.0f), - fWordY(0.0f), - fWordTail(0.0f), - nFontIndex(-1), - pWordProps(NULL) { - operator=(word); - } - void operator=(const CPVT_WordInfo& word) { - if (this == &word) { - return; - } - Word = word.Word; - nCharset = word.nCharset; - nFontIndex = word.nFontIndex; - if (word.pWordProps) { - if (pWordProps) { - *pWordProps = *word.pWordProps; - } else { - pWordProps = new CPVT_WordProps(*word.pWordProps); - } - } - } - FX_WORD Word; - int32_t nCharset; - FX_FLOAT fWordX; - FX_FLOAT fWordY; - FX_FLOAT fWordTail; - int32_t nFontIndex; - CPVT_WordProps* pWordProps; -}; -struct CPVT_FloatRange { - CPVT_FloatRange() : fMin(0.0f), fMax(0.0f) {} - CPVT_FloatRange(FX_FLOAT min, FX_FLOAT max) : fMin(min), fMax(max) {} - FX_FLOAT Range() const { return fMax - fMin; } - FX_FLOAT fMin, fMax; -}; -template <class TYPE> -class CPVT_ArrayTemplate : public CFX_ArrayTemplate<TYPE> { - public: - FX_BOOL IsEmpty() { return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; } - TYPE GetAt(int nIndex) const { - if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { - return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); - } - return NULL; - } - void RemoveAt(int nIndex) { - if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { - CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex); - } - } -}; -class CLine { - public: - CLine(); - virtual ~CLine(); - CPVT_WordPlace GetBeginWordPlace() const; - CPVT_WordPlace GetEndWordPlace() const; - CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const; - CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const; - CPVT_WordPlace LinePlace; - CPVT_LineInfo m_LineInfo; -}; -class CLines { - public: - CLines() : m_nTotal(0) {} - virtual ~CLines() { RemoveAll(); } - int32_t GetSize() const { return m_Lines.GetSize(); } - CLine* GetAt(int32_t nIndex) const { return m_Lines.GetAt(nIndex); } - void Empty() { m_nTotal = 0; } - void RemoveAll() { - for (int32_t i = 0, sz = GetSize(); i < sz; i++) { - delete GetAt(i); - } - m_Lines.RemoveAll(); - m_nTotal = 0; - } - int32_t Add(const CPVT_LineInfo& lineinfo) { - if (m_nTotal >= GetSize()) { - CLine* pLine = new CLine; - pLine->m_LineInfo = lineinfo; - m_Lines.Add(pLine); - } else if (CLine* pLine = GetAt(m_nTotal)) { - pLine->m_LineInfo = lineinfo; - } - return m_nTotal++; - } - void Clear() { - for (int32_t i = GetSize() - 1; i >= m_nTotal; i--) { - delete GetAt(i); - m_Lines.RemoveAt(i); - } - } - - private: - CPVT_ArrayTemplate<CLine*> m_Lines; - int32_t m_nTotal; -}; -class CSection { - friend class CTypeset; - - public: - explicit CSection(CPDF_VariableText* pVT); - virtual ~CSection(); - void ResetAll(); - void ResetLineArray(); - void ResetWordArray(); - void ResetLinePlace(); - CPVT_WordPlace AddWord(const CPVT_WordPlace& place, - const CPVT_WordInfo& wordinfo); - CPVT_WordPlace AddLine(const CPVT_LineInfo& lineinfo); - void ClearWords(const CPVT_WordRange& PlaceRange); - void ClearWord(const CPVT_WordPlace& place); - CPVT_FloatRect Rearrange(); - CPVT_Size GetSectionSize(FX_FLOAT fFontSize); - CPVT_WordPlace GetBeginWordPlace() const; - CPVT_WordPlace GetEndWordPlace() const; - CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const; - CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const; - void UpdateWordPlace(CPVT_WordPlace& place) const; - CPVT_WordPlace SearchWordPlace(const CFX_FloatPoint& point) const; - CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, - const CPVT_WordPlace& lineplace) const; - CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, - const CPVT_WordRange& range) const; - - public: - CPVT_WordPlace SecPlace; - CPVT_SectionInfo m_SecInfo; - CLines m_LineArray; - CPVT_ArrayTemplate<CPVT_WordInfo*> m_WordArray; - - private: - void ClearLeftWords(int32_t nWordIndex); - void ClearRightWords(int32_t nWordIndex); - void ClearMidWords(int32_t nBeginIndex, int32_t nEndIndex); - - CPDF_VariableText* m_pVT; -}; -class CTypeset { - public: - explicit CTypeset(CSection* pSection); - virtual ~CTypeset(); - CPVT_Size GetEditSize(FX_FLOAT fFontSize); - CPVT_FloatRect Typeset(); - CPVT_FloatRect CharArray(); - - private: - void SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize); - void OutputLines(); - - CPVT_FloatRect m_rcRet; - CPDF_VariableText* m_pVT; - CSection* m_pSection; -}; -class CPDF_EditContainer { - public: - CPDF_EditContainer() : m_rcPlate(0, 0, 0, 0), m_rcContent(0, 0, 0, 0) {} - virtual ~CPDF_EditContainer() {} - virtual void SetPlateRect(const CFX_FloatRect& rect) { m_rcPlate = rect; } - virtual const CFX_FloatRect& GetPlateRect() const { return m_rcPlate; } - virtual void SetContentRect(const CPVT_FloatRect& rect) { - m_rcContent = rect; - } - virtual CFX_FloatRect GetContentRect() const { return m_rcContent; } - FX_FLOAT GetPlateWidth() const { return m_rcPlate.right - m_rcPlate.left; } - FX_FLOAT GetPlateHeight() const { return m_rcPlate.top - m_rcPlate.bottom; } - CPVT_Size GetPlateSize() const { - return CPVT_Size(GetPlateWidth(), GetPlateHeight()); - } - CFX_FloatPoint GetBTPoint() const { - return CFX_FloatPoint(m_rcPlate.left, m_rcPlate.top); - } - CFX_FloatPoint GetETPoint() const { - return CFX_FloatPoint(m_rcPlate.right, m_rcPlate.bottom); - } - inline CFX_FloatPoint InToOut(const CFX_FloatPoint& point) const { - return CFX_FloatPoint(point.x + GetBTPoint().x, GetBTPoint().y - point.y); - } - inline CFX_FloatPoint OutToIn(const CFX_FloatPoint& point) const { - return CFX_FloatPoint(point.x - GetBTPoint().x, GetBTPoint().y - point.y); - } - inline CFX_FloatRect InToOut(const CPVT_FloatRect& rect) const { - CFX_FloatPoint ptLeftTop = InToOut(CFX_FloatPoint(rect.left, rect.top)); - CFX_FloatPoint ptRightBottom = - InToOut(CFX_FloatPoint(rect.right, rect.bottom)); - return CFX_FloatRect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, - ptLeftTop.y); - } - inline CPVT_FloatRect OutToIn(const CFX_FloatRect& rect) const { - CFX_FloatPoint ptLeftTop = OutToIn(CFX_FloatPoint(rect.left, rect.top)); - CFX_FloatPoint ptRightBottom = - OutToIn(CFX_FloatPoint(rect.right, rect.bottom)); - return CPVT_FloatRect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, - ptRightBottom.y); - } - - private: - CFX_FloatRect m_rcPlate; - CPVT_FloatRect m_rcContent; -}; - -class CPDF_VariableText : public IPDF_VariableText, private CPDF_EditContainer { - friend class CTypeset; - friend class CSection; - friend class CPDF_VariableText_Iterator; - - public: - CPDF_VariableText(); - ~CPDF_VariableText() override; - - // IPDF_VariableText - IPDF_VariableText_Provider* SetProvider( - IPDF_VariableText_Provider* pProvider) override; - IPDF_VariableText_Iterator* GetIterator() override; - void SetPlateRect(const CFX_FloatRect& rect) override { - CPDF_EditContainer::SetPlateRect(rect); - } - void SetAlignment(int32_t nFormat = 0) override { m_nAlignment = nFormat; } - void SetPasswordChar(FX_WORD wSubWord = '*') override { - m_wSubWord = wSubWord; - } - void SetLimitChar(int32_t nLimitChar = 0) override { - m_nLimitChar = nLimitChar; - } - void SetCharSpace(FX_FLOAT fCharSpace = 0.0f) override { - m_fCharSpace = fCharSpace; - } - void SetHorzScale(int32_t nHorzScale = 100) override { - m_nHorzScale = nHorzScale; - } - void SetMultiLine(FX_BOOL bMultiLine = TRUE) override { - m_bMultiLine = bMultiLine; - } - void SetAutoReturn(FX_BOOL bAuto = TRUE) override { m_bLimitWidth = bAuto; } - void SetFontSize(FX_FLOAT fFontSize) override { m_fFontSize = fFontSize; } - void SetCharArray(int32_t nCharArray = 0) override { - m_nCharArray = nCharArray; - } - void SetAutoFontSize(FX_BOOL bAuto = TRUE) override { - m_bAutoFontSize = bAuto; - } - void SetRichText(FX_BOOL bRichText) override { m_bRichText = bRichText; } - void SetLineLeading(FX_FLOAT fLineLeading) override { - m_fLineLeading = fLineLeading; - } - void Initialize() override; - FX_BOOL IsValid() const override { return m_bInitial; } - FX_BOOL IsRichText() const override { return m_bRichText; } - void RearrangeAll() override; - void RearrangePart(const CPVT_WordRange& PlaceRange) override; - void ResetAll() override; - void SetText(const FX_WCHAR* text, - int32_t charset = 1, - const CPVT_SecProps* pSecProps = NULL, - const CPVT_WordProps* pWordProps = NULL) override; - CPVT_WordPlace InsertWord(const CPVT_WordPlace& place, - FX_WORD word, - int32_t charset = 1, - const CPVT_WordProps* pWordProps = NULL) override; - CPVT_WordPlace InsertSection( - const CPVT_WordPlace& place, - const CPVT_SecProps* pSecProps = NULL, - const CPVT_WordProps* pWordProps = NULL) override; - CPVT_WordPlace InsertText(const CPVT_WordPlace& place, - const FX_WCHAR* text, - int32_t charset = 1, - const CPVT_SecProps* pSecProps = NULL, - const CPVT_WordProps* pWordProps = NULL) override; - CPVT_WordPlace DeleteWords(const CPVT_WordRange& PlaceRange) override; - CPVT_WordPlace DeleteWord(const CPVT_WordPlace& place) override; - CPVT_WordPlace BackSpaceWord(const CPVT_WordPlace& place) override; - const CFX_FloatRect& GetPlateRect() const override { - return CPDF_EditContainer::GetPlateRect(); - } - CFX_FloatRect GetContentRect() const override; - int32_t GetTotalWords() const override; - FX_FLOAT GetFontSize() const override { return m_fFontSize; } - int32_t GetAlignment() const override { return m_nAlignment; } - FX_WORD GetPasswordChar() const override { return GetSubWord(); } - int32_t GetCharArray() const override { return m_nCharArray; } - int32_t GetLimitChar() const override { return m_nLimitChar; } - FX_BOOL IsMultiLine() const override { return m_bMultiLine; } - int32_t GetHorzScale() const override { return m_nHorzScale; } - FX_FLOAT GetCharSpace() const override { return m_fCharSpace; } - CPVT_WordPlace GetBeginWordPlace() const override; - CPVT_WordPlace GetEndWordPlace() const override; - CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const override; - CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const override; - CPVT_WordPlace SearchWordPlace(const CFX_FloatPoint& point) const override; - CPVT_WordPlace GetUpWordPlace(const CPVT_WordPlace& place, - const CFX_FloatPoint& point) const override; - CPVT_WordPlace GetDownWordPlace(const CPVT_WordPlace& place, - const CFX_FloatPoint& point) const override; - CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace& place) const override; - CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace& place) const override; - CPVT_WordPlace GetSectionBeginPlace( - const CPVT_WordPlace& place) const override; - CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace& place) const override; - void UpdateWordPlace(CPVT_WordPlace& place) const override; - CPVT_WordPlace AdjustLineHeader(const CPVT_WordPlace& place, - FX_BOOL bPrevOrNext) const override; - int32_t WordPlaceToWordIndex(const CPVT_WordPlace& place) const override; - CPVT_WordPlace WordIndexToWordPlace(int32_t index) const override; - - FX_WORD GetSubWord() const { return m_wSubWord; } - - private: - int32_t GetCharWidth(int32_t nFontIndex, - FX_WORD Word, - FX_WORD SubWord, - int32_t nWordStyle); - int32_t GetTypeAscent(int32_t nFontIndex); - int32_t GetTypeDescent(int32_t nFontIndex); - int32_t GetWordFontIndex(FX_WORD word, int32_t charset, int32_t nFontIndex); - int32_t GetDefaultFontIndex(); - FX_BOOL IsLatinWord(FX_WORD word); - - CPVT_WordPlace AddSection(const CPVT_WordPlace& place, - const CPVT_SectionInfo& secinfo); - CPVT_WordPlace AddLine(const CPVT_WordPlace& place, - const CPVT_LineInfo& lineinfo); - CPVT_WordPlace AddWord(const CPVT_WordPlace& place, - const CPVT_WordInfo& wordinfo); - FX_BOOL GetWordInfo(const CPVT_WordPlace& place, CPVT_WordInfo& wordinfo); - FX_BOOL SetWordInfo(const CPVT_WordPlace& place, - const CPVT_WordInfo& wordinfo); - FX_BOOL GetLineInfo(const CPVT_WordPlace& place, CPVT_LineInfo& lineinfo); - FX_BOOL GetSectionInfo(const CPVT_WordPlace& place, - CPVT_SectionInfo& secinfo); - FX_FLOAT GetWordFontSize(const CPVT_WordInfo& WordInfo, - FX_BOOL bFactFontSize = FALSE); - FX_FLOAT GetWordWidth(int32_t nFontIndex, - FX_WORD Word, - FX_WORD SubWord, - FX_FLOAT fCharSpace, - int32_t nHorzScale, - FX_FLOAT fFontSize, - FX_FLOAT fWordTail, - int32_t nWordStyle); - FX_FLOAT GetWordWidth(const CPVT_WordInfo& WordInfo); - FX_FLOAT GetWordAscent(const CPVT_WordInfo& WordInfo, FX_FLOAT fFontSize); - FX_FLOAT GetWordDescent(const CPVT_WordInfo& WordInfo, FX_FLOAT fFontSize); - FX_FLOAT GetWordAscent(const CPVT_WordInfo& WordInfo, - FX_BOOL bFactFontSize = FALSE); - FX_FLOAT GetWordDescent(const CPVT_WordInfo& WordInfo, - FX_BOOL bFactFontSize = FALSE); - FX_FLOAT GetLineAscent(const CPVT_SectionInfo& SecInfo); - FX_FLOAT GetLineDescent(const CPVT_SectionInfo& SecInfo); - FX_FLOAT GetFontAscent(int32_t nFontIndex, FX_FLOAT fFontSize); - FX_FLOAT GetFontDescent(int32_t nFontIndex, FX_FLOAT fFontSize); - int32_t GetWordFontIndex(const CPVT_WordInfo& WordInfo); - FX_FLOAT GetCharSpace(const CPVT_WordInfo& WordInfo); - int32_t GetHorzScale(const CPVT_WordInfo& WordInfo); - FX_FLOAT GetLineLeading(const CPVT_SectionInfo& SecInfo); - FX_FLOAT GetLineIndent(const CPVT_SectionInfo& SecInfo); - int32_t GetAlignment(const CPVT_SectionInfo& SecInfo); - - void ClearSectionRightWords(const CPVT_WordPlace& place); - - FX_BOOL ClearEmptySection(const CPVT_WordPlace& place); - void ClearEmptySections(const CPVT_WordRange& PlaceRange); - void LinkLatterSection(const CPVT_WordPlace& place); - void ClearWords(const CPVT_WordRange& PlaceRange); - CPVT_WordPlace ClearLeftWord(const CPVT_WordPlace& place); - CPVT_WordPlace ClearRightWord(const CPVT_WordPlace& place); - - private: - CPVT_FloatRect Rearrange(const CPVT_WordRange& PlaceRange); - FX_FLOAT GetAutoFontSize(); - FX_BOOL IsBigger(FX_FLOAT fFontSize); - CPVT_FloatRect RearrangeSections(const CPVT_WordRange& PlaceRange); - - void ResetSectionArray(); - - CPVT_ArrayTemplate<CSection*> m_SectionArray; - int32_t m_nLimitChar; - int32_t m_nCharArray; - FX_BOOL m_bMultiLine; - FX_BOOL m_bLimitWidth; - FX_BOOL m_bAutoFontSize; - int32_t m_nAlignment; - FX_FLOAT m_fLineLeading; - FX_FLOAT m_fCharSpace; - int32_t m_nHorzScale; - FX_WORD m_wSubWord; - FX_FLOAT m_fFontSize; - - private: - FX_BOOL m_bInitial; - FX_BOOL m_bRichText; - IPDF_VariableText_Provider* m_pVTProvider; - CPDF_VariableText_Iterator* m_pVTIterator; -}; - -class CPDF_VariableText_Iterator : public IPDF_VariableText_Iterator { - public: - explicit CPDF_VariableText_Iterator(CPDF_VariableText* pVT); - ~CPDF_VariableText_Iterator() override; - - // IPDF_VariableText_Iterator - FX_BOOL NextWord() override; - FX_BOOL PrevWord() override; - FX_BOOL NextLine() override; - FX_BOOL PrevLine() override; - FX_BOOL NextSection() override; - FX_BOOL PrevSection() override; - FX_BOOL SetWord(const CPVT_Word& word) override; - FX_BOOL GetWord(CPVT_Word& word) const override; - FX_BOOL GetLine(CPVT_Line& line) const override; - FX_BOOL GetSection(CPVT_Section& section) const override; - FX_BOOL SetSection(const CPVT_Section& section) override; - void SetAt(int32_t nWordIndex) override; - void SetAt(const CPVT_WordPlace& place) override; - const CPVT_WordPlace& GetAt() const override { return m_CurPos; } - - private: - CPVT_WordPlace m_CurPos; - CPDF_VariableText* m_pVT; -}; - -#endif // CORE_SRC_FPDFDOC_PDF_VT_H_ |