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
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
|
// 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_REFLOW_FPDF_LAYOUT_H_
#define CORE_INCLUDE_REFLOW_FPDF_LAYOUT_H_
class IPDF_LayoutElement;
class IPDF_LayoutProcessor;
class IPDF_LayoutProvider;
typedef enum {
LayoutUnknown,
LayoutArifact,
LayoutDocument,
LayoutPart,
LayoutArt,
LayoutSect,
LayoutDiv,
LayoutBlockQuote,
LayoutCaption,
LayoutTOC,
LayoutTOCI,
LayoutIndex,
LayoutNonStruct,
LayoutPrivate,
LayoutParagraph,
LayoutHeading,
LayoutHeading1,
LayoutHeading2,
LayoutHeading3,
LayoutHeading4,
LayoutHeading5,
LayoutHeading6,
LayoutList,
LayoutListItem,
LayoutListLabel,
LayoutListBody,
LayoutTable,
LayoutTableRow,
LayoutTableHeaderCell,
LayoutTableDataCell,
LayoutTableHeaderGroup,
LayoutTableBodyGroup,
LayoutTableFootGroup,
LayoutSpan,
LayoutQuote,
LayoutNote,
LayoutReference,
LayoutBibEntry,
LayoutCode,
LayoutLink,
LayoutAnnot,
LayoutRuby,
LayoutRubyBase,
LayoutRubyAnnot,
LayoutRubyPunc,
LayoutWarichu,
LayoutWarichuText,
LayoutWarichuPunc,
LayoutFigure,
LayoutFormula,
LayoutForm,
} LayoutType;
typedef enum {
LayoutArtifactType,
LayoutArtifactAttached,
LayoutArtifactSubType,
LayoutPlacement,
LayoutWritingMode,
LayoutBackgroundColor,
LayoutBorderColor,
LayoutBorderStyle,
LayoutBorderThickness,
LayoutPadding,
LayoutColor,
LayoutSpaceBefore,
LayoutSpaceAfter,
LayoutStartIndent,
LayoutEndIndent,
LayoutTextIndent,
LayoutTextAlign,
LayoutBBox,
LayoutWidth,
LayoutHeight,
LayoutBlockAlign,
LayoutInlineAlign,
LayoutTBorderStyle,
LayoutTPadding,
LayoutBaselineShift,
LayoutLineHeight,
LayoutTextDecorationColor,
LayoutTextDecorationThickness,
LayoutTextDecorationType,
LayoutRubyAlign,
LayoutRubyPosition,
LayoutGlyphOrientationVertical,
LayoutColumnCount,
LayoutColumnGap,
LayoutColumnWidths,
LayoutListNumbering,
LayoutFieldRole,
LayoutFieldChecked,
LayoutFieldDesc,
LayoutRowSpan,
LayoutColSpan,
LayoutTableHeaders,
LayoutTableHeaderScope,
LayoutTableSummary,
} LayoutAttr;
typedef enum {
LayoutInvalid = 0,
LayoutBlock,
LayoutInline,
LayoutBefore,
LayoutAfter,
LayoutStart,
LayoutEnd,
LayoutLrTb,
LayoutRlTb,
LayoutTbRl,
LayoutNone,
LayoutHidden,
LayoutDotted,
LayoutDashed,
LayoutSolid,
LayoutDouble,
LayoutGroove,
LayoutRidge,
LayoutInset,
LayoutOutset,
LayoutNormal,
LayoutAuto,
LayoutCenter,
LayoutJustify,
LayoutMiddle,
LayoutUnderline,
LayoutOverline,
LayoutLineThrough,
LayoutDistribute,
LayoutMinus90Degree,
LayoutZeroDegree,
Layout90Degree,
Layout180Degree,
Layout270Degree,
LayoutDisc,
LayoutCircle,
LayoutSquare,
LayoutDecimal,
LayoutUpperRoman,
LayoutLowerRoman,
LayoutUpperAlpha,
LayoutLowerAlpha,
LayoutRB,
LayoutCB,
LayoutPB,
LayoutTV,
LayoutOn,
LayoutOff,
LayoutNeutral,
LayoutRow,
LayoutColumn,
LayoutBoth,
LayoutLeft,
LayoutTop,
LayoutBottom,
LayoutRight,
LayoutPagination,
LayoutLayout,
LayoutPage,
LayoutBackground,
LayoutHeader,
LayoutFooter,
LayoutWatermark,
} LayoutEnum;
class IPDF_LayoutElement
{
public:
virtual ~IPDF_LayoutElement() {};
virtual LayoutType GetType() = 0;
virtual int CountAttrValues(LayoutAttr attr_type) = 0;
virtual LayoutEnum GetEnumAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual FX_FLOAT GetNumberAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual FX_COLORREF GetColorAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual int CountChildren() = 0;
virtual IPDF_LayoutElement* GetChild(int index) = 0;
virtual IPDF_LayoutElement* GetParent() = 0;
virtual int CountObjects() = 0;
virtual CPDF_PageObject* GetObject(int index) = 0;
};
typedef enum {
LayoutReady,
LayoutFinished,
LayoutToBeContinued,
LayoutError
} LayoutStatus;
#define RF_PARSER_IMAGE 0x1
#define RF_PARSER_DEBUGINFO 0x2
#define RF_PARSER_PAGEMODE 0x4
#define RF_PARSER_READERORDER 0x8
class IPDF_LayoutProcessor
{
public:
virtual ~IPDF_LayoutProcessor() {};
static IPDF_LayoutProcessor* Create_LayoutProcessor_Reflow(FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, void* pReflowedPage, int flags, FX_FLOAT lineSpace = 0);
static IPDF_LayoutProcessor* Create_LayoutProcessor_2HTML(const FX_CHAR* fileName);
virtual LayoutStatus StartProcess(IPDF_LayoutElement* pElement, IFX_Pause* pPause, const CFX_AffineMatrix* pPDFMatrix = NULL) = 0;
virtual LayoutStatus Continue() = 0;
virtual int GetPosition() = 0;
};
#define LP_Lang_Unknow 0x0
#define LP_Lang_English 0x1
#define LP_Lang_French 0x2
#define LP_Lang_Italian 0x4
#define LP_Lang_German 0x8
#define LP_Lang_Spanish 0x10
#define LP_Lang_Polish 0x20
#define LP_Lang_Russian 0x40
#define LP_Lang_ChinesePRC 0x80
#define LP_Lang_ChineseTaiwan 0x100
#define LP_Lang_Japanese 0x200
#define LP_Lang_Korean 0x400
#define LP_Lang_Portuguese 0x800
#define LP_Lang_Turkish 0x1000
#define LP_Lang_Dutch 0x2000
typedef struct _LayoutProviderStyle {
_LayoutProviderStyle()
{
m_Language = LP_Lang_Unknow;
m_bIgnoreInvisibleText = TRUE;
}
int32_t m_Language;
FX_BOOL m_bIgnoreInvisibleText;
} LAYOUTPROVIDER_STYLE;
class IPDF_LayoutProvider
{
public:
virtual ~IPDF_LayoutProvider() {};
static IPDF_LayoutProvider* Create_LayoutProvider_TaggedPDF(CPDF_PageObjects* pPageObjs);
static IPDF_LayoutProvider* Create_LayoutProvider_AutoReflow(CPDF_PageObjects* pPageObjs, FX_BOOL bReadOrder);
virtual void SetLayoutProviderStyle(LAYOUTPROVIDER_STYLE Style) = 0;
virtual LayoutStatus StartLoad(IFX_Pause* pPause = NULL) = 0;
virtual LayoutStatus Continue() = 0;
virtual int GetPosition() = 0;
virtual IPDF_LayoutElement* GetRoot() = 0;
};
#endif // CORE_INCLUDE_REFLOW_FPDF_LAYOUT_H_
|
