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
|
// 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 XFA_FDE_CSS_FDE_CSSSTYLESHEET_H_
#define XFA_FDE_CSS_FDE_CSSSTYLESHEET_H_
#include <unordered_map>
#include "core/fxcrt/include/fx_ext.h"
#include "xfa/fde/css/fde_cssdeclaration.h"
class CFDE_CSSSyntaxParser;
class CFDE_CSSSelector : public CFX_Target {
public:
CFDE_CSSSelector(FDE_CSSSELECTORTYPE eType,
const FX_WCHAR* psz,
int32_t iLen,
bool bIgnoreCase)
: m_eType(eType),
m_dwHash(FX_HashCode_GetW(CFX_WideStringC(psz, iLen), bIgnoreCase)),
m_pNext(nullptr) {}
virtual FDE_CSSSELECTORTYPE GetType() const { return m_eType; }
virtual uint32_t GetNameHash() const { return m_dwHash; }
virtual CFDE_CSSSelector* GetNextSelector() const { return m_pNext; }
static CFDE_CSSSelector* FromString(IFX_MemoryAllocator* pStaticStore,
const FX_WCHAR* psz,
int32_t iLen);
void SetNext(CFDE_CSSSelector* pNext) { m_pNext = pNext; }
protected:
static CFDE_CSSSelector* ParseSelector(IFX_MemoryAllocator* pStaticStore,
const FX_WCHAR* psz,
int32_t& iOff,
int32_t iLen,
FDE_CSSSELECTORTYPE eType);
void SetType(FDE_CSSSELECTORTYPE eType) { m_eType = eType; }
FDE_CSSSELECTORTYPE m_eType;
uint32_t m_dwHash;
CFDE_CSSSelector* m_pNext;
};
typedef CFX_ArrayTemplate<CFDE_CSSSelector*> CFDE_CSSSelectorArray;
class CFDE_CSSStyleRule : public IFDE_CSSStyleRule, public CFX_Target {
public:
CFDE_CSSStyleRule() : m_ppSelector(NULL), m_iSelectors(0) {}
int32_t CountSelectorLists() const override { return m_iSelectors; }
CFDE_CSSSelector* GetSelectorList(int32_t index) const override {
return m_ppSelector[index];
}
CFDE_CSSDeclaration* GetDeclaration() override { return &m_Declaration; }
CFDE_CSSDeclaration& GetDeclImp() { return m_Declaration; }
void SetSelector(IFX_MemoryAllocator* pStaticStore,
const CFDE_CSSSelectorArray& list);
protected:
CFDE_CSSDeclaration m_Declaration;
CFDE_CSSSelector** m_ppSelector;
int32_t m_iSelectors;
};
class CFDE_CSSMediaRule : public IFDE_CSSMediaRule, public CFX_Target {
public:
CFDE_CSSMediaRule(uint32_t dwMediaList) : m_dwMediaList(dwMediaList) {}
~CFDE_CSSMediaRule();
virtual uint32_t GetMediaList() const { return m_dwMediaList; }
virtual int32_t CountRules() const { return m_RuleArray.GetSize(); }
virtual IFDE_CSSRule* GetRule(int32_t index) {
return m_RuleArray.GetAt(index);
}
CFDE_CSSRuleArray& GetArray() { return m_RuleArray; }
protected:
uint32_t m_dwMediaList;
CFDE_CSSRuleArray m_RuleArray;
};
class CFDE_CSSFontFaceRule : public IFDE_CSSFontFaceRule, public CFX_Target {
public:
CFDE_CSSDeclaration* GetDeclaration() override { return &m_Declaration; }
CFDE_CSSDeclaration& GetDeclImp() { return m_Declaration; }
protected:
CFDE_CSSDeclaration m_Declaration;
};
#define FDE_CSSSWITCHDEFAULTS() \
case FDE_CSSSYNTAXSTATUS_EOS: \
return FDE_CSSSYNTAXSTATUS_EOS; \
case FDE_CSSSYNTAXSTATUS_Error: \
default: \
return FDE_CSSSYNTAXSTATUS_Error;
class CFDE_CSSStyleSheet : public IFDE_CSSStyleSheet, public CFX_Target {
public:
CFDE_CSSStyleSheet(uint32_t dwMediaList);
~CFDE_CSSStyleSheet() override;
// IFX_Retainable:
uint32_t Retain() override;
uint32_t Release() override;
// IFDE_CSSStyleSheet:
FX_BOOL GetUrl(CFX_WideString& szUrl) override {
szUrl = m_szUrl;
return szUrl.GetLength() > 0;
}
uint32_t GetMediaList() const override { return m_dwMediaList; }
uint16_t GetCodePage() const override { return m_wCodePage; }
int32_t CountRules() const override;
IFDE_CSSRule* GetRule(int32_t index) override;
FX_BOOL LoadFromStream(const CFX_WideString& szUrl,
IFX_Stream* pStream,
uint16_t wCodePage);
FX_BOOL LoadFromBuffer(const CFX_WideString& szUrl,
const FX_WCHAR* pBuffer,
int32_t iBufSize,
uint16_t wCodePage);
protected:
void Reset();
FX_BOOL LoadFromSyntax(CFDE_CSSSyntaxParser* pSyntax);
FDE_CSSSYNTAXSTATUS LoadStyleRule(CFDE_CSSSyntaxParser* pSyntax,
CFDE_CSSRuleArray& ruleArray);
FDE_CSSSYNTAXSTATUS LoadImportRule(CFDE_CSSSyntaxParser* pSyntax);
FDE_CSSSYNTAXSTATUS LoadPageRule(CFDE_CSSSyntaxParser* pSyntax);
FDE_CSSSYNTAXSTATUS LoadMediaRule(CFDE_CSSSyntaxParser* pSyntax);
FDE_CSSSYNTAXSTATUS LoadFontFaceRule(CFDE_CSSSyntaxParser* pSyntax,
CFDE_CSSRuleArray& ruleArray);
FDE_CSSSYNTAXSTATUS SkipRuleSet(CFDE_CSSSyntaxParser* pSyntax);
uint16_t m_wCodePage;
uint16_t m_wRefCount;
uint32_t m_dwMediaList;
IFX_MemoryAllocator* m_pAllocator;
CFDE_CSSRuleArray m_RuleArray;
CFX_WideString m_szUrl;
CFDE_CSSSelectorArray m_Selectors;
std::unordered_map<uint32_t, FX_WCHAR*> m_StringCache;
};
#endif // XFA_FDE_CSS_FDE_CSSSTYLESHEET_H_
|
