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Diffstat (limited to 'core/src/fpdftext/text_int.h')
| -rw-r--r-- | core/src/fpdftext/text_int.h | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/core/src/fpdftext/text_int.h b/core/src/fpdftext/text_int.h deleted file mode 100644 index dd30148094..0000000000 --- a/core/src/fpdftext/text_int.h +++ /dev/null @@ -1,244 +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_FPDFTEXT_TEXT_INT_H_ -#define CORE_SRC_FPDFTEXT_TEXT_INT_H_ - -#include <deque> -#include <vector> - -#include "core/include/fpdfapi/fpdf_page.h" -#include "core/include/fpdftext/fpdf_text.h" -#include "core/include/fxcrt/fx_basic.h" - -class CFX_BidiChar; -class CPDF_FormObject; -class CPDF_LinkExtract; -class CPDF_TextPageFind; - -#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 - -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_Matrix m_Matrix; - int m_Index; -}; - -struct FPDF_SEGMENT { - int m_Start; - int m_nCount; -}; - -struct PDFTEXT_Obj { - CPDF_TextObject* m_pTextObj; - CFX_Matrix m_formMatrix; -}; - -class CPDF_TextPage : public IPDF_TextPage { - public: - CPDF_TextPage(const CPDF_Page* pPage, int flags); - ~CPDF_TextPage() override {} - - // IPDF_TextPage: - void ParseTextPage() override; - bool IsParsed() const override { return m_bIsParsed; } - int CharIndexFromTextIndex(int TextIndex) const override; - int TextIndexFromCharIndex(int CharIndex) const override; - int CountChars() const override; - void GetCharInfo(int index, FPDF_CHAR_INFO* info) const override; - void GetRectArray(int start, - int nCount, - CFX_RectArray& rectArray) const override; - int GetIndexAtPos(CFX_FloatPoint point, - FX_FLOAT xTolerance, - FX_FLOAT yTolerance) const override; - int GetIndexAtPos(FX_FLOAT x, - FX_FLOAT y, - FX_FLOAT xTolerance, - FX_FLOAT yTolerance) const override; - CFX_WideString GetTextByRect(const CFX_FloatRect& rect) const override; - void GetRectsArrayByRect(const CFX_FloatRect& rect, - CFX_RectArray& resRectArray) const override; - CFX_WideString GetPageText(int start = 0, int nCount = -1) const override; - int CountRects(int start, int nCount) override; - void GetRect(int rectIndex, - FX_FLOAT& left, - FX_FLOAT& top, - FX_FLOAT& right, - FX_FLOAT& bottom) const override; - FX_BOOL GetBaselineRotate(int rectIndex, int& Rotate) override; - FX_BOOL GetBaselineRotate(const CFX_FloatRect& rect, int& Rotate) override; - int CountBoundedSegments(FX_FLOAT left, - FX_FLOAT top, - FX_FLOAT right, - FX_FLOAT bottom, - FX_BOOL bContains = FALSE) override; - void GetBoundedSegment(int index, int& start, int& count) const override; - int GetWordBreak(int index, int direction) const override; - - 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_Matrix& formMatrix); - void ProcessTextObject(PDFTEXT_Obj pObj); - void ProcessTextObject(CPDF_TextObject* pTextObj, - const CFX_Matrix& formMatrix, - const CPDF_PageObjectList* pObjList, - CPDF_PageObjectList::const_iterator ObjPos); - int ProcessInsertObject(const CPDF_TextObject* pObj, - const CFX_Matrix& formMatrix); - FX_BOOL GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info); - FX_BOOL IsSameAsPreTextObject(CPDF_TextObject* pTextObj, - const CPDF_PageObjectList* pObjList, - CPDF_PageObjectList::const_iterator ObjPos); - FX_BOOL IsSameTextObject(CPDF_TextObject* pTextObj1, - CPDF_TextObject* pTextObj2); - int GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const; - void CloseTempLine(); - void OnPiece(CFX_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(FX_WCHAR wChar, PAGECHAR_INFO info); - void AddCharInfoByRLDirection(FX_WCHAR wChar, PAGECHAR_INFO info); - 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; - - const CPDF_Page* const m_pPage; - std::vector<FX_WORD> m_CharIndex; - std::deque<PAGECHAR_INFO> m_CharList; - std::deque<PAGECHAR_INFO> m_TempCharList; - CFX_WideTextBuf m_TextBuf; - CFX_WideTextBuf m_TempTextBuf; - const int m_parserflag; - CPDF_TextObject* m_pPreTextObj; - CFX_Matrix m_perMatrix; - bool m_bIsParsed; - CFX_Matrix m_DisplayMatrix; - CFX_ArrayTemplate<FPDF_SEGMENT> m_Segments; - CFX_RectArray m_SelRects; - CFX_ArrayTemplate<PDFTEXT_Obj> m_LineObj; - int32_t m_TextlineDir; - CFX_FloatRect m_CurlineRect; -}; - -class CPDF_TextPageFind : public IPDF_TextPageFind { - public: - explicit CPDF_TextPageFind(const IPDF_TextPage* pTextPage); - ~CPDF_TextPageFind() override {} - - // IPDF_TextPageFind - FX_BOOL FindFirst(const CFX_WideString& findwhat, - int flags, - int startPos = 0) override; - FX_BOOL FindNext() override; - FX_BOOL FindPrev() override; - void GetRectArray(CFX_RectArray& rects) const override; - int GetCurOrder() const override; - int GetMatchedCount() const override; - - 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: - std::vector<FX_WORD> m_CharIndex; - const IPDF_TextPage* m_pTextPage; - CFX_WideString m_strText; - CFX_WideString m_findWhat; - int m_flags; - std::vector<CFX_WideString> 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() {} -}; - -typedef CFX_ArrayTemplate<CPDF_LinkExt*> LINK_InfoArray; - -class CPDF_LinkExtract : public IPDF_LinkExtract { - public: - CPDF_LinkExtract(); - ~CPDF_LinkExtract() override; - - // IPDF_LinkExtract - FX_BOOL ExtractLinks(const IPDF_TextPage* pTextPage) override; - int CountLinks() const override; - CFX_WideString GetURL(int index) const override; - void GetBoundedSegment(int index, int& start, int& count) const override; - void GetRects(int index, CFX_RectArray& rects) const override; - - FX_BOOL IsExtract() const { return m_bIsParsed; } - - protected: - void ParseLink(); - void DeleteLinkList(); - FX_BOOL CheckWebLink(CFX_WideString& strBeCheck); - bool CheckMailLink(CFX_WideString& str); - void AppendToLinkList(int start, int count, const CFX_WideString& strUrl); - - private: - LINK_InfoArray m_LinkList; - const CPDF_TextPage* m_pTextPage; - CFX_WideString m_strPageText; - bool m_bIsParsed; -}; - -FX_STRSIZE FX_Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst); - -#endif // CORE_SRC_FPDFTEXT_TEXT_INT_H_ |