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Side by Side Diff: Source/core/css/MediaQueryEvaluator.h

Issue 242883002: Remove MediaValues' dependency on RenderStyle (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Modified minimal recalc tests to represent reduced recalc. Created 6 years, 8 months ago
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1 /* 1 /*
2 * CSS Media Query Evaluator 2 * CSS Media Query Evaluator
3 * 3 *
4 * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>. 4 * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>.
5 * 5 *
6 * Redistribution and use in source and binary forms, with or without 6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions 7 * modification, are permitted provided that the following conditions
8 * are met: 8 * are met:
9 * 1. Redistributions of source code must retain the above copyright 9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer. 10 * notice, this list of conditions and the following disclaimer.
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62 explicit MediaQueryEvaluator(bool mediaFeatureResult = false); 62 explicit MediaQueryEvaluator(bool mediaFeatureResult = false);
63 63
64 // Creates evaluator which evaluates only simple media queries 64 // Creates evaluator which evaluates only simple media queries
65 // Evaluator returns true for acceptedMediaType and returns value of \media featureResult 65 // Evaluator returns true for acceptedMediaType and returns value of \media featureResult
66 // for any media features 66 // for any media features
67 67
68 MediaQueryEvaluator(const String& acceptedMediaType, bool mediaFeatureResult = false); 68 MediaQueryEvaluator(const String& acceptedMediaType, bool mediaFeatureResult = false);
69 MediaQueryEvaluator(const char* acceptedMediaType, bool mediaFeatureResult = false); 69 MediaQueryEvaluator(const char* acceptedMediaType, bool mediaFeatureResult = false);
70 70
71 // Creates evaluator which evaluates full media queries 71 // Creates evaluator which evaluates full media queries
72 MediaQueryEvaluator(const String& acceptedMediaType, LocalFrame*, RenderStyl e*); 72 MediaQueryEvaluator(const String& acceptedMediaType, LocalFrame*);
73 73
74 // Creates evaluator which evaluates in a thread-safe manner a subset of med ia values 74 // Creates evaluator which evaluates in a thread-safe manner a subset of med ia values
75 MediaQueryEvaluator(const String& acceptedMediaType, const MediaValues&); 75 MediaQueryEvaluator(const String& acceptedMediaType, const MediaValues&);
76 76
77 ~MediaQueryEvaluator(); 77 ~MediaQueryEvaluator();
78 78
79 bool mediaTypeMatch(const String& mediaTypeToMatch) const; 79 bool mediaTypeMatch(const String& mediaTypeToMatch) const;
80 bool mediaTypeMatchSpecific(const char* mediaTypeToMatch) const; 80 bool mediaTypeMatchSpecific(const char* mediaTypeToMatch) const;
81 81
82 // Evaluates a list of media queries 82 // Evaluates a list of media queries
83 bool eval(const MediaQuerySet*, MediaQueryResultList* = 0) const; 83 bool eval(const MediaQuerySet*, MediaQueryResultList* = 0) const;
84 84
85 // Evaluates media query subexpression, ie "and (media-feature: value)" part 85 // Evaluates media query subexpression, ie "and (media-feature: value)" part
86 bool eval(const MediaQueryExp*) const; 86 bool eval(const MediaQueryExp*) const;
87 87
88 private: 88 private:
89 String m_mediaType; 89 String m_mediaType;
90 bool m_expectedResult; 90 bool m_expectedResult;
91 RefPtr<MediaValues> m_mediaValues; 91 RefPtr<MediaValues> m_mediaValues;
92 }; 92 };
93 93
94 } // namespace 94 } // namespace
95 #endif 95 #endif
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