117 lines
4.2 KiB
C++
117 lines
4.2 KiB
C++
/*
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* Copyright (C) 2007, 2008, 2012, 2014 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "CSSRule.h"
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#include "StyleRule.h"
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#include <memory>
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#include <wtf/Forward.h>
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#include <wtf/text/AtomString.h>
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namespace WebCore {
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class CSSKeyframeRule;
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class CSSRuleList;
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class StyleRuleKeyframe;
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class StyleRuleKeyframes final : public StyleRuleBase {
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public:
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static Ref<StyleRuleKeyframes> create(const AtomString& name);
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static Ref<StyleRuleKeyframes> create(const AtomString& name, std::unique_ptr<DeferredStyleGroupRuleList>&&);
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~StyleRuleKeyframes();
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const Vector<Ref<StyleRuleKeyframe>>& keyframes() const;
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const Vector<Ref<StyleRuleKeyframe>>* keyframesWithoutDeferredParsing() const
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{
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return !m_deferredRules ? &m_keyframes : nullptr;
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}
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void parserAppendKeyframe(RefPtr<StyleRuleKeyframe>&&);
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void wrapperAppendKeyframe(Ref<StyleRuleKeyframe>&&);
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void wrapperRemoveKeyframe(unsigned);
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const AtomString& name() const { return m_name; }
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void setName(const AtomString& name) { m_name = name; }
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std::optional<size_t> findKeyframeIndex(const String& key) const;
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Ref<StyleRuleKeyframes> copy() const { return adoptRef(*new StyleRuleKeyframes(*this)); }
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void shrinkToFit();
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private:
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explicit StyleRuleKeyframes(const AtomString&);
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StyleRuleKeyframes(const AtomString&, std::unique_ptr<DeferredStyleGroupRuleList>&&);
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StyleRuleKeyframes(const StyleRuleKeyframes&);
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void parseDeferredRulesIfNeeded() const;
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mutable Vector<Ref<StyleRuleKeyframe>> m_keyframes;
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AtomString m_name;
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mutable std::unique_ptr<DeferredStyleGroupRuleList> m_deferredRules;
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};
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class CSSKeyframesRule final : public CSSRule {
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public:
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static Ref<CSSKeyframesRule> create(StyleRuleKeyframes& rule, CSSStyleSheet* sheet) { return adoptRef(*new CSSKeyframesRule(rule, sheet)); }
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virtual ~CSSKeyframesRule();
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CSSRule::Type type() const final { return KEYFRAMES_RULE; }
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String cssText() const final;
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void reattach(StyleRuleBase&) final;
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String name() const { return m_keyframesRule->name(); }
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void setName(const String&);
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CSSRuleList& cssRules();
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void insertRule(const String& rule);
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void appendRule(const String& rule);
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void deleteRule(const String& key);
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CSSKeyframeRule* findRule(const String& key);
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// For IndexedGetter and CSSRuleList.
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unsigned length() const;
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CSSKeyframeRule* item(unsigned index) const;
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private:
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CSSKeyframesRule(StyleRuleKeyframes&, CSSStyleSheet* parent);
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Ref<StyleRuleKeyframes> m_keyframesRule;
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mutable Vector<RefPtr<CSSKeyframeRule>> m_childRuleCSSOMWrappers;
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mutable std::unique_ptr<CSSRuleList> m_ruleListCSSOMWrapper;
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_CSS_RULE(CSSKeyframesRule, CSSRule::KEYFRAMES_RULE)
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SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::StyleRuleKeyframes)
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static bool isType(const WebCore::StyleRuleBase& rule) { return rule.isKeyframesRule(); }
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SPECIALIZE_TYPE_TRAITS_END()
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