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 CORE_FXCRT_CSS_CFX_CSSDECLARATION_H_ 8 #define CORE_FXCRT_CSS_CFX_CSSDECLARATION_H_ 9 10 #include <memory> 11 #include <utility> 12 #include <vector> 13 14 #include "core/fxcrt/css/cfx_cssdatatable.h" 15 16 class CFX_CSSPropertyHolder; 17 class CFX_CSSCustomProperty; 18 19 class CFX_CSSDeclaration { 20 public: 21 using const_prop_iterator = 22 std::vector<std::unique_ptr<CFX_CSSPropertyHolder>>::const_iterator; 23 using const_custom_iterator = 24 std::vector<std::unique_ptr<CFX_CSSCustomProperty>>::const_iterator; 25 26 static bool ParseCSSString(const wchar_t* pszValue, 27 int32_t iValueLen, 28 int32_t* iOffset, 29 int32_t* iLength); 30 static bool ParseCSSColor(const wchar_t* pszValue, 31 int32_t iValueLen, 32 FX_ARGB* dwColor); 33 34 CFX_CSSDeclaration(); 35 ~CFX_CSSDeclaration(); 36 37 RetainPtr<CFX_CSSValue> GetProperty(CFX_CSSProperty eProperty, 38 bool* bImportant) const; 39 begin()40 const_prop_iterator begin() const { return properties_.begin(); } end()41 const_prop_iterator end() const { return properties_.end(); } 42 custom_begin()43 const_custom_iterator custom_begin() const { 44 return custom_properties_.begin(); 45 } custom_end()46 const_custom_iterator custom_end() const { return custom_properties_.end(); } 47 empty()48 bool empty() const { return properties_.empty(); } 49 50 void AddProperty(const CFX_CSSPropertyTable* pTable, 51 const WideStringView& value); 52 void AddProperty(const WideString& prop, const WideString& value); 53 54 size_t PropertyCountForTesting() const; 55 56 FX_ARGB ParseColorForTest(const wchar_t* pszValue, 57 int32_t iValueLen, 58 FX_ARGB* dwColor) const; 59 60 private: 61 void ParseFontProperty(const wchar_t* pszValue, 62 int32_t iValueLen, 63 bool bImportant); 64 bool ParseBorderProperty(const wchar_t* pszValue, 65 int32_t iValueLen, 66 RetainPtr<CFX_CSSValue>& pWidth) const; 67 void ParseValueListProperty(const CFX_CSSPropertyTable* pTable, 68 const wchar_t* pszValue, 69 int32_t iValueLen, 70 bool bImportant); 71 void Add4ValuesProperty(const std::vector<RetainPtr<CFX_CSSValue>>& list, 72 bool bImportant, 73 CFX_CSSProperty eLeft, 74 CFX_CSSProperty eTop, 75 CFX_CSSProperty eRight, 76 CFX_CSSProperty eBottom); 77 RetainPtr<CFX_CSSValue> ParseNumber(const wchar_t* pszValue, 78 int32_t iValueLen); 79 RetainPtr<CFX_CSSValue> ParseEnum(const wchar_t* pszValue, int32_t iValueLen); 80 RetainPtr<CFX_CSSValue> ParseColor(const wchar_t* pszValue, 81 int32_t iValueLen); 82 RetainPtr<CFX_CSSValue> ParseString(const wchar_t* pszValue, 83 int32_t iValueLen); 84 void AddPropertyHolder(CFX_CSSProperty eProperty, 85 RetainPtr<CFX_CSSValue> pValue, 86 bool bImportant); 87 88 std::vector<std::unique_ptr<CFX_CSSPropertyHolder>> properties_; 89 std::vector<std::unique_ptr<CFX_CSSCustomProperty>> custom_properties_; 90 }; 91 92 #endif // CORE_FXCRT_CSS_CFX_CSSDECLARATION_H_ 93