diff options
Diffstat (limited to 'core/src/fpdftext/text_int.h')
| -rw-r--r-- | core/src/fpdftext/text_int.h | 388 |
1 files changed, 206 insertions, 182 deletions
diff --git a/core/src/fpdftext/text_int.h b/core/src/fpdftext/text_int.h index 7f15be1b0a..f92ca549fe 100644 --- a/core/src/fpdftext/text_int.h +++ b/core/src/fpdftext/text_int.h @@ -11,200 +11,224 @@ class CPDF_TextPage; class CPDF_LinkExtract; class CPDF_TextPageFind; class CPDF_DocProgressiveSearch; -#define FPDFTEXT_CHAR_ERROR -1 -#define FPDFTEXT_CHAR_NORMAL 0 -#define FPDFTEXT_CHAR_GENERATED 1 -#define FPDFTEXT_CHAR_UNUNICODE 2 -#define FPDFTEXT_CHAR_HYPHEN 3 -#define FPDFTEXT_CHAR_PIECE 4 -#define FPDFTEXT_MC_PASS 0 -#define FPDFTEXT_MC_DONE 1 -#define FPDFTEXT_MC_DELAY 2 +#define FPDFTEXT_CHAR_ERROR -1 +#define FPDFTEXT_CHAR_NORMAL 0 +#define FPDFTEXT_CHAR_GENERATED 1 +#define FPDFTEXT_CHAR_UNUNICODE 2 +#define FPDFTEXT_CHAR_HYPHEN 3 +#define FPDFTEXT_CHAR_PIECE 4 +#define FPDFTEXT_MC_PASS 0 +#define FPDFTEXT_MC_DONE 1 +#define FPDFTEXT_MC_DELAY 2 typedef struct _PAGECHAR_INFO { - int m_CharCode; - FX_WCHAR m_Unicode; - FX_FLOAT m_OriginX; - FX_FLOAT m_OriginY; - int32_t m_Flag; - CFX_FloatRect m_CharBox; - CPDF_TextObject* m_pTextObj; - CFX_AffineMatrix m_Matrix; - int m_Index; + int m_CharCode; + FX_WCHAR m_Unicode; + FX_FLOAT m_OriginX; + FX_FLOAT m_OriginY; + int32_t m_Flag; + CFX_FloatRect m_CharBox; + CPDF_TextObject* m_pTextObj; + CFX_AffineMatrix m_Matrix; + int m_Index; } PAGECHAR_INFO; -typedef CFX_SegmentedArray<PAGECHAR_INFO> PAGECHAR_InfoArray; +typedef CFX_SegmentedArray<PAGECHAR_INFO> PAGECHAR_InfoArray; typedef struct { - int m_Start; - int m_nCount; + int m_Start; + int m_nCount; } FPDF_SEGMENT; typedef CFX_ArrayTemplate<FPDF_SEGMENT> SEGMENT_Array; typedef struct { - CPDF_TextObject* m_pTextObj; - CFX_AffineMatrix m_formMatrix; + CPDF_TextObject* m_pTextObj; + CFX_AffineMatrix m_formMatrix; } PDFTEXT_Obj; typedef CFX_ArrayTemplate<PDFTEXT_Obj> LINEOBJ; -class CPDF_TextPage: public IPDF_TextPage -{ -public: - CPDF_TextPage(const CPDF_Page* pPage, int flags = 0); - CPDF_TextPage(const CPDF_PageObjects* pPage, int flags = 0); - CPDF_TextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions); - virtual FX_BOOL ParseTextPage(); - virtual void NormalizeObjects(FX_BOOL bNormalize); - virtual FX_BOOL IsParsered() const - { - return m_IsParsered; - } - virtual ~CPDF_TextPage() {}; -public: - virtual int CharIndexFromTextIndex(int TextIndex)const ; - virtual int TextIndexFromCharIndex(int CharIndex)const; - virtual int CountChars() const; - virtual void GetCharInfo(int index, FPDF_CHAR_INFO & info) const; - virtual void GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const; - virtual int GetIndexAtPos(CPDF_Point point, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const; - virtual int GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, - FX_FLOAT yTorelance) const; - virtual CFX_WideString GetTextByRect(const CFX_FloatRect& rect) const; - virtual void GetRectsArrayByRect(const CFX_FloatRect& rect, CFX_RectArray& resRectArray) const; - virtual CFX_WideString GetPageText(int start = 0, int nCount = -1) const; - - virtual int CountRects(int start, int nCount); - virtual void GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top - , FX_FLOAT& right, FX_FLOAT &bottom) const; - virtual FX_BOOL GetBaselineRotate(int rectIndex, int& Rotate); - virtual FX_BOOL GetBaselineRotate(const CFX_FloatRect& rect, int& Rotate); - virtual int CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, - FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains = FALSE); - virtual void GetBoundedSegment(int index, int& start, int& count) const; - virtual int GetWordBreak(int index, int direction) const; -public: - const PAGECHAR_InfoArray* GetCharList() const - { - return &m_charList; - } - static FX_BOOL IsRectIntersect(const CFX_FloatRect& rect1, const CFX_FloatRect& rect2); - static FX_BOOL IsLetter(FX_WCHAR unicode); -private: - FX_BOOL IsHyphen(FX_WCHAR curChar); - bool IsControlChar(const PAGECHAR_INFO& charInfo); - FX_BOOL GetBaselineRotate(int start, int end, int& Rotate); - void ProcessObject(); - void ProcessFormObject(CPDF_FormObject* pFormObj, const CFX_AffineMatrix& formMatrix); - void ProcessTextObject(PDFTEXT_Obj pObj); - void ProcessTextObject(CPDF_TextObject* pTextObj, const CFX_AffineMatrix& formMatrix, FX_POSITION ObjPos); - int ProcessInsertObject(const CPDF_TextObject* pObj, const CFX_AffineMatrix& formMatrix); - FX_BOOL GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info); - FX_BOOL IsSameAsPreTextObject(CPDF_TextObject* pTextObj, FX_POSITION ObjPos); - FX_BOOL IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* pTextObj2); - int GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const; - void CloseTempLine(); - void OnPiece(IFX_BidiChar* pBidi, CFX_WideString& str); - int32_t PreMarkedContent(PDFTEXT_Obj pObj); - void ProcessMarkedContent(PDFTEXT_Obj pObj); - void CheckMarkedContentObject(int32_t& start, int32_t& nCount) const; - void FindPreviousTextObject(void); - void AddCharInfoByLRDirection(CFX_WideString& str, int i); - void AddCharInfoByRLDirection(CFX_WideString& str, int i); - int32_t GetTextObjectWritingMode(const CPDF_TextObject* pTextObj); - int32_t FindTextlineFlowDirection(); - void SwapTempTextBuf(int32_t iCharListStartAppend, - int32_t iBufStartAppend); - FX_BOOL IsRightToLeft(const CPDF_TextObject* pTextObj, - const CPDF_Font* pFont, - int nItems) const; -protected: - CPDFText_ParseOptions m_ParseOptions; - CFX_WordArray m_CharIndex; - const CPDF_PageObjects* m_pPage; - PAGECHAR_InfoArray m_charList; - CFX_WideTextBuf m_TextBuf; - PAGECHAR_InfoArray m_TempCharList; - CFX_WideTextBuf m_TempTextBuf; - int m_parserflag; - CPDF_TextObject* m_pPreTextObj; - CFX_AffineMatrix m_perMatrix; - FX_BOOL m_IsParsered; - CFX_AffineMatrix m_DisplayMatrix; - - SEGMENT_Array m_Segment; - CFX_RectArray m_SelRects; - LINEOBJ m_LineObj; - int32_t m_TextlineDir; - CFX_FloatRect m_CurlineRect; +class CPDF_TextPage : public IPDF_TextPage { + public: + CPDF_TextPage(const CPDF_Page* pPage, int flags = 0); + CPDF_TextPage(const CPDF_PageObjects* pPage, int flags = 0); + CPDF_TextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions); + virtual FX_BOOL ParseTextPage(); + virtual void NormalizeObjects(FX_BOOL bNormalize); + virtual FX_BOOL IsParsered() const { return m_IsParsered; } + virtual ~CPDF_TextPage(){}; + + public: + virtual int CharIndexFromTextIndex(int TextIndex) const; + virtual int TextIndexFromCharIndex(int CharIndex) const; + virtual int CountChars() const; + virtual void GetCharInfo(int index, FPDF_CHAR_INFO& info) const; + virtual void GetRectArray(int start, + int nCount, + CFX_RectArray& rectArray) const; + virtual int GetIndexAtPos(CPDF_Point point, + FX_FLOAT xTorelance, + FX_FLOAT yTorelance) const; + virtual int GetIndexAtPos(FX_FLOAT x, + FX_FLOAT y, + FX_FLOAT xTorelance, + FX_FLOAT yTorelance) const; + virtual CFX_WideString GetTextByRect(const CFX_FloatRect& rect) const; + virtual void GetRectsArrayByRect(const CFX_FloatRect& rect, + CFX_RectArray& resRectArray) const; + virtual CFX_WideString GetPageText(int start = 0, int nCount = -1) const; + + virtual int CountRects(int start, int nCount); + virtual void GetRect(int rectIndex, + FX_FLOAT& left, + FX_FLOAT& top, + FX_FLOAT& right, + FX_FLOAT& bottom) const; + virtual FX_BOOL GetBaselineRotate(int rectIndex, int& Rotate); + virtual FX_BOOL GetBaselineRotate(const CFX_FloatRect& rect, int& Rotate); + virtual int CountBoundedSegments(FX_FLOAT left, + FX_FLOAT top, + FX_FLOAT right, + FX_FLOAT bottom, + FX_BOOL bContains = FALSE); + virtual void GetBoundedSegment(int index, int& start, int& count) const; + virtual int GetWordBreak(int index, int direction) const; + + public: + const PAGECHAR_InfoArray* GetCharList() const { return &m_charList; } + static FX_BOOL IsRectIntersect(const CFX_FloatRect& rect1, + const CFX_FloatRect& rect2); + static FX_BOOL IsLetter(FX_WCHAR unicode); + + private: + FX_BOOL IsHyphen(FX_WCHAR curChar); + bool IsControlChar(const PAGECHAR_INFO& charInfo); + FX_BOOL GetBaselineRotate(int start, int end, int& Rotate); + void ProcessObject(); + void ProcessFormObject(CPDF_FormObject* pFormObj, + const CFX_AffineMatrix& formMatrix); + void ProcessTextObject(PDFTEXT_Obj pObj); + void ProcessTextObject(CPDF_TextObject* pTextObj, + const CFX_AffineMatrix& formMatrix, + FX_POSITION ObjPos); + int ProcessInsertObject(const CPDF_TextObject* pObj, + const CFX_AffineMatrix& formMatrix); + FX_BOOL GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info); + FX_BOOL IsSameAsPreTextObject(CPDF_TextObject* pTextObj, FX_POSITION ObjPos); + FX_BOOL IsSameTextObject(CPDF_TextObject* pTextObj1, + CPDF_TextObject* pTextObj2); + int GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const; + void CloseTempLine(); + void OnPiece(IFX_BidiChar* pBidi, CFX_WideString& str); + int32_t PreMarkedContent(PDFTEXT_Obj pObj); + void ProcessMarkedContent(PDFTEXT_Obj pObj); + void CheckMarkedContentObject(int32_t& start, int32_t& nCount) const; + void FindPreviousTextObject(void); + void AddCharInfoByLRDirection(CFX_WideString& str, int i); + void AddCharInfoByRLDirection(CFX_WideString& str, int i); + int32_t GetTextObjectWritingMode(const CPDF_TextObject* pTextObj); + int32_t FindTextlineFlowDirection(); + void SwapTempTextBuf(int32_t iCharListStartAppend, int32_t iBufStartAppend); + FX_BOOL IsRightToLeft(const CPDF_TextObject* pTextObj, + const CPDF_Font* pFont, + int nItems) const; + + protected: + CPDFText_ParseOptions m_ParseOptions; + CFX_WordArray m_CharIndex; + const CPDF_PageObjects* m_pPage; + PAGECHAR_InfoArray m_charList; + CFX_WideTextBuf m_TextBuf; + PAGECHAR_InfoArray m_TempCharList; + CFX_WideTextBuf m_TempTextBuf; + int m_parserflag; + CPDF_TextObject* m_pPreTextObj; + CFX_AffineMatrix m_perMatrix; + FX_BOOL m_IsParsered; + CFX_AffineMatrix m_DisplayMatrix; + + SEGMENT_Array m_Segment; + CFX_RectArray m_SelRects; + LINEOBJ m_LineObj; + int32_t m_TextlineDir; + CFX_FloatRect m_CurlineRect; }; -class CPDF_TextPageFind: public IPDF_TextPageFind -{ -public: - CPDF_TextPageFind(const IPDF_TextPage* pTextPage); - virtual ~CPDF_TextPageFind() {}; -public: - virtual FX_BOOL FindFirst(const CFX_WideString& findwhat, int flags, int startPos = 0); - virtual FX_BOOL FindNext(); - virtual FX_BOOL FindPrev(); - - virtual void GetRectArray(CFX_RectArray& rects) const; - virtual int GetCurOrder() const; - virtual int GetMatchedCount()const; -protected: - void ExtractFindWhat(const CFX_WideString& findwhat); - FX_BOOL IsMatchWholeWord(const CFX_WideString& csPageText, int startPos, int endPos); - FX_BOOL ExtractSubString(CFX_WideString& rString, const FX_WCHAR* lpszFullString, - int iSubString, FX_WCHAR chSep); - CFX_WideString MakeReverse(const CFX_WideString& str); - int ReverseFind(const CFX_WideString& csPageText, const CFX_WideString& csWord, int nStartPos, int& WordLength); - int GetCharIndex(int index) const; -private: - CFX_WordArray m_CharIndex; - const IPDF_TextPage* m_pTextPage; - CFX_WideString m_strText; - CFX_WideString m_findWhat; - int m_flags; - CFX_WideStringArray m_csFindWhatArray; - int m_findNextStart; - int m_findPreStart; - FX_BOOL m_bMatchCase; - FX_BOOL m_bMatchWholeWord; - int m_resStart; - int m_resEnd; - CFX_RectArray m_resArray; - FX_BOOL m_IsFind; +class CPDF_TextPageFind : public IPDF_TextPageFind { + public: + CPDF_TextPageFind(const IPDF_TextPage* pTextPage); + virtual ~CPDF_TextPageFind(){}; + + public: + virtual FX_BOOL FindFirst(const CFX_WideString& findwhat, + int flags, + int startPos = 0); + virtual FX_BOOL FindNext(); + virtual FX_BOOL FindPrev(); + + virtual void GetRectArray(CFX_RectArray& rects) const; + virtual int GetCurOrder() const; + virtual int GetMatchedCount() const; + + protected: + void ExtractFindWhat(const CFX_WideString& findwhat); + FX_BOOL IsMatchWholeWord(const CFX_WideString& csPageText, + int startPos, + int endPos); + FX_BOOL ExtractSubString(CFX_WideString& rString, + const FX_WCHAR* lpszFullString, + int iSubString, + FX_WCHAR chSep); + CFX_WideString MakeReverse(const CFX_WideString& str); + int ReverseFind(const CFX_WideString& csPageText, + const CFX_WideString& csWord, + int nStartPos, + int& WordLength); + int GetCharIndex(int index) const; + + private: + CFX_WordArray m_CharIndex; + const IPDF_TextPage* m_pTextPage; + CFX_WideString m_strText; + CFX_WideString m_findWhat; + int m_flags; + CFX_WideStringArray m_csFindWhatArray; + int m_findNextStart; + int m_findPreStart; + FX_BOOL m_bMatchCase; + FX_BOOL m_bMatchWholeWord; + int m_resStart; + int m_resEnd; + CFX_RectArray m_resArray; + FX_BOOL m_IsFind; }; -class CPDF_LinkExt -{ -public: - CPDF_LinkExt() {}; - int m_Start; - int m_Count; - CFX_WideString m_strUrl; - virtual ~CPDF_LinkExt() {}; +class CPDF_LinkExt { + public: + CPDF_LinkExt(){}; + int m_Start; + int m_Count; + CFX_WideString m_strUrl; + virtual ~CPDF_LinkExt(){}; }; typedef CFX_ArrayTemplate<CPDF_LinkExt*> LINK_InfoArray; -class CPDF_LinkExtract: public IPDF_LinkExtract -{ -public: - CPDF_LinkExtract(); - virtual ~CPDF_LinkExtract(); - virtual FX_BOOL ExtractLinks(const IPDF_TextPage* pTextPage); - virtual FX_BOOL IsExtract() const - { - return m_IsParserd; - } -public: - virtual int CountLinks() const; - virtual CFX_WideString GetURL(int index) const; - virtual void GetBoundedSegment(int index, int& start, int& count) const; - virtual void GetRects(int index, CFX_RectArray& rects)const; -protected: - void parserLink(); - void DeleteLinkList(); - FX_BOOL CheckWebLink(CFX_WideString& strBeCheck); - FX_BOOL CheckMailLink(CFX_WideString& str); - FX_BOOL AppendToLinkList(int start, int count, const CFX_WideString& strUrl); -private: - LINK_InfoArray m_LinkList; - const CPDF_TextPage* m_pTextPage; - CFX_WideString m_strPageText; - FX_BOOL m_IsParserd; +class CPDF_LinkExtract : public IPDF_LinkExtract { + public: + CPDF_LinkExtract(); + virtual ~CPDF_LinkExtract(); + virtual FX_BOOL ExtractLinks(const IPDF_TextPage* pTextPage); + virtual FX_BOOL IsExtract() const { return m_IsParserd; } + + public: + virtual int CountLinks() const; + virtual CFX_WideString GetURL(int index) const; + virtual void GetBoundedSegment(int index, int& start, int& count) const; + virtual void GetRects(int index, CFX_RectArray& rects) const; + + protected: + void parserLink(); + void DeleteLinkList(); + FX_BOOL CheckWebLink(CFX_WideString& strBeCheck); + FX_BOOL CheckMailLink(CFX_WideString& str); + FX_BOOL AppendToLinkList(int start, int count, const CFX_WideString& strUrl); + + private: + LINK_InfoArray m_LinkList; + const CPDF_TextPage* m_pTextPage; + CFX_WideString m_strPageText; + FX_BOOL m_IsParserd; }; FX_STRSIZE FX_Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst); void NormalizeString(CFX_WideString& str); |