1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
|
// 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_INCLUDE_FPDFTEXT_FPDF_TEXT_H_
#define CORE_INCLUDE_FPDFTEXT_FPDF_TEXT_H_
#include "../fpdfapi/fpdf_parser.h"
class CPDF_Page;
class CPDF_PageObjects;
class CPDF_TextObject;
class IPDF_LinkExtract;
class IPDF_ReflowedPage;
class IPDF_TextPage;
class IPDF_TextPageFind;
#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);
#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;
int32_t 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
#define FPDFTEXT_WRITINGMODE_UNKNOW 0
#define FPDFTEXT_WRITINGMODE_LRTB 1
#define FPDFTEXT_WRITINGMODE_RLTB 2
#define FPDFTEXT_WRITINGMODE_TBRL 3
class CPDFText_ParseOptions {
public:
CPDFText_ParseOptions();
FX_BOOL m_bGetCharCodeOnly;
FX_BOOL m_bNormalizeObjs;
FX_BOOL m_bOutputHyphen;
};
class IPDF_TextPage {
public:
static IPDF_TextPage* CreateTextPage(const CPDF_Page* pPage, int flags = 0);
static IPDF_TextPage* CreateReflowTextPage(IPDF_ReflowedPage* pRefPage);
virtual ~IPDF_TextPage() {}
virtual void NormalizeObjects(FX_BOOL bNormalize) = 0;
virtual FX_BOOL ParseTextPage() = 0;
virtual bool IsParsed() const = 0;
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 xTolerance,
FX_FLOAT yTolerance) const = 0;
virtual int GetIndexAtPos(FX_FLOAT x,
FX_FLOAT y,
FX_FLOAT xTolerance,
FX_FLOAT yTolerance) const = 0;
virtual CFX_WideString GetTextByRect(const CFX_FloatRect& rect) const = 0;
virtual void GetRectsArrayByRect(const 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(const 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:
virtual ~IPDF_TextPageFind() {}
static IPDF_TextPageFind* CreatePageFind(const IPDF_TextPage* pTextPage);
public:
virtual FX_BOOL FindFirst(const 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:
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 // CORE_INCLUDE_FPDFTEXT_FPDF_TEXT_H_
|
