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
|
// Copyright 2016 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_FPDFDOC_CPDF_ANNOT_H_
#define CORE_FPDFDOC_CPDF_ANNOT_H_
#include <map>
#include <memory>
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/maybe_owned.h"
class CFX_RenderDevice;
class CPDF_Array;
class CPDF_Dictionary;
class CPDF_Document;
class CPDF_Form;
class CPDF_Page;
class CPDF_RenderContext;
class CPDF_RenderOptions;
class CPDF_Stream;
#define ANNOTFLAG_INVISIBLE 0x0001
#define ANNOTFLAG_HIDDEN 0x0002
#define ANNOTFLAG_PRINT 0x0004
#define ANNOTFLAG_NOVIEW 0x0020
class CPDF_Annot {
public:
enum AppearanceMode { Normal, Rollover, Down };
enum class Subtype {
UNKNOWN = 0,
TEXT,
LINK,
FREETEXT,
LINE,
SQUARE,
CIRCLE,
POLYGON,
POLYLINE,
HIGHLIGHT,
UNDERLINE,
SQUIGGLY,
STRIKEOUT,
STAMP,
CARET,
INK,
POPUP,
FILEATTACHMENT,
SOUND,
MOVIE,
WIDGET,
SCREEN,
PRINTERMARK,
TRAPNET,
WATERMARK,
THREED,
RICHMEDIA,
XFAWIDGET
};
static bool IsAnnotationHidden(CPDF_Dictionary* pAnnotDict);
static CPDF_Annot::Subtype StringToAnnotSubtype(const ByteString& sSubtype);
static ByteString AnnotSubtypeToString(CPDF_Annot::Subtype nSubtype);
static CFX_FloatRect RectFromQuadPointsArray(const CPDF_Array* pArray,
size_t nIndex);
static CFX_FloatRect BoundingRectFromQuadPoints(
const CPDF_Dictionary* pAnnotDict);
static CFX_FloatRect RectFromQuadPoints(CPDF_Dictionary* pAnnotDict,
size_t nIndex);
static size_t QuadPointCount(const CPDF_Array* pArray);
// The second constructor does not take ownership of the dictionary.
CPDF_Annot(std::unique_ptr<CPDF_Dictionary> pDict, CPDF_Document* pDocument);
CPDF_Annot(CPDF_Dictionary* pDict, CPDF_Document* pDocument);
~CPDF_Annot();
CPDF_Annot::Subtype GetSubtype() const;
uint32_t GetFlags() const;
CFX_FloatRect GetRect() const;
CPDF_Document* GetDocument() const { return m_pDocument.Get(); }
CPDF_Dictionary* GetAnnotDict() const { return m_pAnnotDict.Get(); }
bool DrawAppearance(CPDF_Page* pPage,
CFX_RenderDevice* pDevice,
const CFX_Matrix& mtUser2Device,
AppearanceMode mode,
const CPDF_RenderOptions* pOptions);
bool DrawInContext(const CPDF_Page* pPage,
CPDF_RenderContext* pContext,
const CFX_Matrix* pUser2Device,
AppearanceMode mode);
void ClearCachedAP();
void DrawBorder(CFX_RenderDevice* pDevice,
const CFX_Matrix* pUser2Device,
const CPDF_RenderOptions* pOptions);
CPDF_Form* GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
void SetOpenState(bool bOpenState) { m_bOpenState = bOpenState; }
CPDF_Annot* GetPopupAnnot() const { return m_pPopupAnnot; }
void SetPopupAnnot(CPDF_Annot* pAnnot) { m_pPopupAnnot = pAnnot; }
private:
void Init();
void GenerateAPIfNeeded();
bool ShouldDrawAnnotation();
CFX_FloatRect RectForDrawing() const;
MaybeOwned<CPDF_Dictionary> m_pAnnotDict;
UnownedPtr<CPDF_Document> const m_pDocument;
CPDF_Annot::Subtype m_nSubtype;
std::map<CPDF_Stream*, std::unique_ptr<CPDF_Form>> m_APMap;
// |m_bOpenState| is only set for popup annotations.
bool m_bOpenState = false;
bool m_bHasGeneratedAP;
bool m_bIsTextMarkupAnnotation;
// Not owned. If there is a valid pointer in |m_pPopupAnnot|,
// then this annot is never a popup.
CPDF_Annot* m_pPopupAnnot = nullptr;
};
// Get the AP in an annotation dict for a given appearance mode.
// If |eMode| is not Normal and there is not AP for that mode, falls back to
// the Normal AP.
CPDF_Stream* GetAnnotAP(CPDF_Dictionary* pAnnotDict,
CPDF_Annot::AppearanceMode eMode);
// Get the AP in an annotation dict for a given appearance mode.
// No fallbacks to Normal like in GetAnnotAP.
CPDF_Stream* GetAnnotAPNoFallback(CPDF_Dictionary* pAnnotDict,
CPDF_Annot::AppearanceMode eMode);
#endif // CORE_FPDFDOC_CPDF_ANNOT_H_
|
