// 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 _FPDF_TEXT_H_ | |
#define _FPDF_TEXT_H_ | |
#ifndef _FPDF_PARSER_ | |
#include "../fpdfapi/fpdf_parser.h" | |
#endif | |
#ifndef _FPDF_PAGEOBJ_H_ | |
#include "../fpdfapi/fpdf_pageobj.h" | |
#endif | |
#ifndef _FPDF_PAGE_ | |
#include "../fpdfapi/fpdf_page.h" | |
#endif | |
class CPDF_PageObjects; | |
#define PDF2TXT_AUTO_ROTATE 1 | |
#define PDF2TXT_AUTO_WIDTH 2 | |
#define PDF2TXT_KEEP_COLUMN 4 | |
#define PDF2TXT_USE_OCR 8 | |
#define PDF2TXT_INCLUDE_INVISIBLE 16 | |
void PDF_GetPageText(CFX_ByteStringArray& lines, CPDF_Document* pDoc, CPDF_Dictionary* pPage, | |
int iMinWidth, FX_DWORD flags); | |
void PDF_GetPageText_Unicode(CFX_WideStringArray& lines, CPDF_Document* pDoc, CPDF_Dictionary* pPage, | |
int iMinWidth, FX_DWORD flags); | |
void PDF_GetTextStream_Unicode(CFX_WideTextBuf& buffer, CPDF_Document* pDoc, CPDF_Dictionary* pPage, | |
FX_DWORD flags); | |
CFX_WideString PDF_GetFirstTextLine_Unicode(CPDF_Document* pDoc, CPDF_Dictionary* pPage); | |
class IPDF_TextPage; | |
class IPDF_LinkExtract; | |
class IPDF_TextPageFind; | |
#define CHAR_ERROR -1 | |
#define CHAR_NORMAL 0 | |
#define CHAR_GENERATED 1 | |
#define CHAR_UNUNICODE 2 | |
typedef struct { | |
FX_WCHAR m_Unicode; | |
FX_WCHAR m_Charcode; | |
FX_INT32 m_Flag; | |
FX_FLOAT m_FontSize; | |
FX_FLOAT m_OriginX; | |
FX_FLOAT m_OriginY; | |
CFX_FloatRect m_CharBox; | |
CPDF_TextObject* m_pTextObj; | |
CFX_AffineMatrix m_Matrix; | |
} FPDF_CHAR_INFO; | |
typedef CFX_ArrayTemplate<CFX_FloatRect> CFX_RectArray; | |
#define FPDFTEXT_LRTB 0 | |
#define FPDFTEXT_RLTB 1 | |
#define FPDFTEXT_TBRL 2 | |
#define FPDFTEXT_LEFT -1 | |
#define FPDFTEXT_RIGHT 1 | |
#define FPDFTEXT_UP -2 | |
#define FPDFTEXT_DOWN 2 | |
class IPDF_ReflowedPage; | |
#define FPDFTEXT_WRITINGMODE_UNKNOW 0 | |
#define FPDFTEXT_WRITINGMODE_LRTB 1 | |
#define FPDFTEXT_WRITINGMODE_RLTB 2 | |
#define FPDFTEXT_WRITINGMODE_TBRL 3 | |
class CPDFText_ParseOptions : public CFX_Object | |
{ | |
public: | |
CPDFText_ParseOptions(); | |
FX_BOOL m_bGetCharCodeOnly; | |
FX_BOOL m_bNormalizeObjs; | |
FX_BOOL m_bOutputHyphen; | |
}; | |
class IPDF_TextPage : public CFX_Object | |
{ | |
public: | |
virtual ~IPDF_TextPage() {} | |
static IPDF_TextPage* CreateTextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions); | |
static IPDF_TextPage* CreateTextPage(const CPDF_Page* pPage, int flags = 0); | |
static IPDF_TextPage* CreateTextPage(const CPDF_PageObjects* pObjs, int flags = 0); | |
static IPDF_TextPage* CreateReflowTextPage(IPDF_ReflowedPage* pRefPage); | |
virtual void NormalizeObjects(FX_BOOL bNormalize) = 0; | |
virtual FX_BOOL ParseTextPage() = 0; | |
virtual FX_BOOL IsParsered() const = 0; | |
public: | |
virtual int CharIndexFromTextIndex(int TextIndex) const = 0; | |
virtual int TextIndexFromCharIndex(int CharIndex) const = 0; | |
virtual int CountChars() const = 0; | |
virtual void GetCharInfo(int index, FPDF_CHAR_INFO & info) const = 0; | |
virtual void GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const = 0; | |
virtual int GetIndexAtPos(CPDF_Point point, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const = 0; | |
virtual int GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const = 0; | |
virtual int GetOrderByDirection(int index, int direction) const = 0; | |
virtual CFX_WideString GetTextByRect(CFX_FloatRect rect) const = 0; | |
virtual void GetRectsArrayByRect(CFX_FloatRect rect, CFX_RectArray& resRectArray) const = 0; | |
virtual int CountRects(int start, int nCount) = 0; | |
virtual void GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top, FX_FLOAT& right, FX_FLOAT &bottom) const = 0; | |
virtual FX_BOOL GetBaselineRotate(int rectIndex, int& Rotate) = 0; | |
virtual FX_BOOL GetBaselineRotate(CFX_FloatRect rect, int& Rotate) = 0; | |
virtual int CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains = FALSE) = 0; | |
virtual void GetBoundedSegment(int index, int& start, int& count) const = 0; | |
virtual int GetWordBreak(int index, int direction) const = 0; | |
virtual CFX_WideString GetPageText(int start = 0, int nCount = -1 ) const = 0; | |
}; | |
#define FPDFTEXT_MATCHCASE 0x00000001 | |
#define FPDFTEXT_MATCHWHOLEWORD 0x00000002 | |
#define FPDFTEXT_CONSECUTIVE 0x00000004 | |
class IPDF_TextPageFind : public CFX_Object | |
{ | |
public: | |
virtual ~IPDF_TextPageFind() {} | |
static IPDF_TextPageFind* CreatePageFind(const IPDF_TextPage* pTextPage); | |
public: | |
virtual FX_BOOL FindFirst(CFX_WideString findwhat, int flags, int startPos = 0) = 0; | |
virtual FX_BOOL FindNext() = 0; | |
virtual FX_BOOL FindPrev() = 0; | |
virtual void GetRectArray(CFX_RectArray& rects) const = 0; | |
virtual int GetCurOrder() const = 0; | |
virtual int GetMatchedCount() const = 0; | |
}; | |
class IPDF_LinkExtract : public CFX_Object | |
{ | |
public: | |
virtual ~IPDF_LinkExtract() {} | |
static IPDF_LinkExtract* CreateLinkExtract(); | |
virtual FX_BOOL ExtractLinks(const IPDF_TextPage* pTextPage) = 0; | |
public: | |
virtual int CountLinks() const = 0; | |
virtual CFX_WideString GetURL(int index) const = 0; | |
virtual void GetBoundedSegment(int index, int& start, int& count) const = 0; | |
virtual void GetRects(int index, CFX_RectArray& rects) const = 0; | |
}; | |
#endif |