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