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| 1 /* | |
| 2 * Copyright (C) 2007, 2008, 2012 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef SKY_ENGINE_CORE_CSS_CSSKEYFRAMERULE_H_ | |
| 27 #define SKY_ENGINE_CORE_CSS_CSSKEYFRAMERULE_H_ | |
| 28 | |
| 29 #include "sky/engine/core/css/CSSRule.h" | |
| 30 | |
| 31 namespace blink { | |
| 32 | |
| 33 class CSSKeyframesRule; | |
| 34 class CSSParserValueList; | |
| 35 class CSSStyleDeclaration; | |
| 36 class MutableStylePropertySet; | |
| 37 class StylePropertySet; | |
| 38 class StyleRuleCSSStyleDeclaration; | |
| 39 | |
| 40 class StyleKeyframe final : public RefCounted<StyleKeyframe> { | |
| 41 WTF_MAKE_FAST_ALLOCATED; | |
| 42 public: | |
| 43 static PassRefPtr<StyleKeyframe> create() | |
| 44 { | |
| 45 return adoptRef(new StyleKeyframe()); | |
| 46 } | |
| 47 ~StyleKeyframe(); | |
| 48 | |
| 49 // Exposed to JavaScript. | |
| 50 String keyText() const; | |
| 51 void setKeyText(const String&); | |
| 52 | |
| 53 // Used by StyleResolver. | |
| 54 const Vector<double>& keys() const; | |
| 55 // Used by BisonCSSParser when constructing a new StyleKeyframe. | |
| 56 void setKeys(PassOwnPtr<Vector<double> >); | |
| 57 | |
| 58 const StylePropertySet& properties() const { return *m_properties; } | |
| 59 MutableStylePropertySet& mutableProperties(); | |
| 60 void setProperties(PassRefPtr<StylePropertySet>); | |
| 61 | |
| 62 String cssText() const; | |
| 63 | |
| 64 static PassOwnPtr<Vector<double> > createKeyList(CSSParserValueList*); | |
| 65 | |
| 66 private: | |
| 67 StyleKeyframe(); | |
| 68 | |
| 69 RefPtr<StylePropertySet> m_properties; | |
| 70 // These are both calculated lazily. Either one can be set, which invalidate
s the other. | |
| 71 mutable String m_keyText; | |
| 72 mutable OwnPtr<Vector<double> > m_keys; | |
| 73 }; | |
| 74 | |
| 75 class CSSKeyframeRule final : public CSSRule { | |
| 76 public: | |
| 77 virtual ~CSSKeyframeRule(); | |
| 78 | |
| 79 virtual CSSRule::Type type() const override { return KEYFRAME_RULE; } | |
| 80 virtual String cssText() const override { return m_keyframe->cssText(); } | |
| 81 virtual void reattach(StyleRuleBase*) override; | |
| 82 | |
| 83 String keyText() const { return m_keyframe->keyText(); } | |
| 84 void setKeyText(const String& s) { m_keyframe->setKeyText(s); } | |
| 85 | |
| 86 CSSStyleDeclaration* style() const; | |
| 87 | |
| 88 private: | |
| 89 CSSKeyframeRule(StyleKeyframe*, CSSKeyframesRule* parent); | |
| 90 | |
| 91 RefPtr<StyleKeyframe> m_keyframe; | |
| 92 mutable RefPtr<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper; | |
| 93 | |
| 94 friend class CSSKeyframesRule; | |
| 95 }; | |
| 96 | |
| 97 DEFINE_CSS_RULE_TYPE_CASTS(CSSKeyframeRule, KEYFRAME_RULE); | |
| 98 | |
| 99 } // namespace blink | |
| 100 | |
| 101 #endif // SKY_ENGINE_CORE_CSS_CSSKEYFRAMERULE_H_ | |
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