cfde_cssdeclaration.h revision 5ae9d0c6fd838a2967cca72aa5751b51dadc2769 
1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef XFA_FDE_CSS_CFDE_CSSDECLARATION_H_
8#define XFA_FDE_CSS_CFDE_CSSDECLARATION_H_
9
10#include <memory>
11#include <utility>
12#include <vector>
13
14#include "xfa/fde/css/fde_cssdatatable.h"
15
16class CFDE_CSSPropertyHolder;
17class CFDE_CSSCustomProperty;
18
19class CFDE_CSSDeclaration {
20 public:
21  using const_prop_iterator =
22      std::vector<std::unique_ptr<CFDE_CSSPropertyHolder>>::const_iterator;
23  using const_custom_iterator =
24      std::vector<std::unique_ptr<CFDE_CSSCustomProperty>>::const_iterator;
25
26  static bool ParseCSSString(const FX_WCHAR* pszValue,
27                             int32_t iValueLen,
28                             int32_t* iOffset,
29                             int32_t* iLength);
30  static bool ParseCSSColor(const FX_WCHAR* pszValue,
31                            int32_t iValueLen,
32                            FX_ARGB* dwColor);
33
34  CFDE_CSSDeclaration();
35  ~CFDE_CSSDeclaration();
36
37  CFX_RetainPtr<CFDE_CSSValue> GetProperty(FDE_CSSProperty eProperty,
38                                           bool* bImportant) const;
39
40  const_prop_iterator begin() const { return properties_.begin(); }
41  const_prop_iterator end() const { return properties_.end(); }
42
43  const_custom_iterator custom_begin() const {
44    return custom_properties_.begin();
45  }
46  const_custom_iterator custom_end() const { return custom_properties_.end(); }
47
48  bool empty() const { return properties_.empty(); }
49
50  void AddProperty(const FDE_CSSPropertyTable* pTable,
51                   const CFX_WideStringC& value);
52  void AddProperty(const CFX_WideString& prop, const CFX_WideString& value);
53
54  size_t PropertyCountForTesting() const;
55
56  FX_ARGB ParseColorForTest(const FX_WCHAR* pszValue,
57                            int32_t iValueLen,
58                            FX_ARGB* dwColor) const;
59
60 private:
61  void ParseFontProperty(const FX_WCHAR* pszValue,
62                         int32_t iValueLen,
63                         bool bImportant);
64  bool ParseBorderProperty(const FX_WCHAR* pszValue,
65                           int32_t iValueLen,
66                           CFX_RetainPtr<CFDE_CSSValue>& pWidth) const;
67  void ParseValueListProperty(const FDE_CSSPropertyTable* pTable,
68                              const FX_WCHAR* pszValue,
69                              int32_t iValueLen,
70                              bool bImportant);
71  void Add4ValuesProperty(const std::vector<CFX_RetainPtr<CFDE_CSSValue>>& list,
72                          bool bImportant,
73                          FDE_CSSProperty eLeft,
74                          FDE_CSSProperty eTop,
75                          FDE_CSSProperty eRight,
76                          FDE_CSSProperty eBottom);
77  CFX_RetainPtr<CFDE_CSSValue> ParseNumber(const FX_WCHAR* pszValue,
78                                           int32_t iValueLen);
79  CFX_RetainPtr<CFDE_CSSValue> ParseEnum(const FX_WCHAR* pszValue,
80                                         int32_t iValueLen);
81  CFX_RetainPtr<CFDE_CSSValue> ParseColor(const FX_WCHAR* pszValue,
82                                          int32_t iValueLen);
83  CFX_RetainPtr<CFDE_CSSValue> ParseString(const FX_WCHAR* pszValue,
84                                           int32_t iValueLen);
85  void AddPropertyHolder(FDE_CSSProperty eProperty,
86                         CFX_RetainPtr<CFDE_CSSValue> pValue,
87                         bool bImportant);
88
89  std::vector<std::unique_ptr<CFDE_CSSPropertyHolder>> properties_;
90  std::vector<std::unique_ptr<CFDE_CSSCustomProperty>> custom_properties_;
91};
92
93#endif  // XFA_FDE_CSS_CFDE_CSSDECLARATION_H_
94