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 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 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 WebKitCSSKeyframesRule_h 27#define WebKitCSSKeyframesRule_h 28 29#include "CSSRule.h" 30#include "StyleRule.h" 31#include <memory> 32#include <wtf/Forward.h> 33#include <wtf/text/AtomicString.h> 34 35namespace WebCore { 36 37class CSSRuleList; 38class StyleKeyframe; 39class WebKitCSSKeyframeRule; 40 41class StyleRuleKeyframes : public StyleRuleBase { 42public: 43 static PassRef<StyleRuleKeyframes> create() { return adoptRef(*new StyleRuleKeyframes()); } 44 45 ~StyleRuleKeyframes(); 46 47 const Vector<RefPtr<StyleKeyframe>>& keyframes() const { return m_keyframes; } 48 49 void parserAppendKeyframe(PassRefPtr<StyleKeyframe>); 50 void wrapperAppendKeyframe(PassRefPtr<StyleKeyframe>); 51 void wrapperRemoveKeyframe(unsigned); 52 53 String name() const { return m_name; } 54 void setName(const String& name) { m_name = AtomicString(name); } 55 56 int findKeyframeIndex(const String& key) const; 57 58 PassRef<StyleRuleKeyframes> copy() const { return adoptRef(*new StyleRuleKeyframes(*this)); } 59 60private: 61 StyleRuleKeyframes(); 62 StyleRuleKeyframes(const StyleRuleKeyframes&); 63 64 Vector<RefPtr<StyleKeyframe>> m_keyframes; 65 AtomicString m_name; 66}; 67 68class WebKitCSSKeyframesRule : public CSSRule { 69public: 70 static PassRefPtr<WebKitCSSKeyframesRule> create(StyleRuleKeyframes* rule, CSSStyleSheet* sheet) { return adoptRef(new WebKitCSSKeyframesRule(rule, sheet)); } 71 72 virtual ~WebKitCSSKeyframesRule(); 73 74 virtual CSSRule::Type type() const override { return WEBKIT_KEYFRAMES_RULE; } 75 virtual String cssText() const override; 76 virtual void reattach(StyleRuleBase*) override; 77 78 String name() const { return m_keyframesRule->name(); } 79 void setName(const String&); 80 81 CSSRuleList* cssRules(); 82 83 void insertRule(const String& rule); 84 void deleteRule(const String& key); 85 WebKitCSSKeyframeRule* findRule(const String& key); 86 87 // For IndexedGetter and CSSRuleList. 88 unsigned length() const; 89 WebKitCSSKeyframeRule* item(unsigned index) const; 90 91private: 92 WebKitCSSKeyframesRule(StyleRuleKeyframes*, CSSStyleSheet* parent); 93 94 RefPtr<StyleRuleKeyframes> m_keyframesRule; 95 mutable Vector<RefPtr<WebKitCSSKeyframeRule>> m_childRuleCSSOMWrappers; 96 mutable std::unique_ptr<CSSRuleList> m_ruleListCSSOMWrapper; 97}; 98 99} // namespace WebCore 100 101#endif // WebKitCSSKeyframesRule_h 102