From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Source/WebCore/css/CSSKeyframesRule.h | 115 ++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 Source/WebCore/css/CSSKeyframesRule.h

(limited to 'Source/WebCore/css/CSSKeyframesRule.h')

diff --git a/Source/WebCore/css/CSSKeyframesRule.h b/Source/WebCore/css/CSSKeyframesRule.h
new file mode 100644
index 000000000..dd075957e
--- /dev/null
+++ b/Source/WebCore/css/CSSKeyframesRule.h
@@ -0,0 +1,115 @@
+/*
+ * 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/AtomicString.h>
+
+namespace WebCore {
+
+class CSSRuleList;
+class StyleRuleKeyframe;
+class CSSKeyframeRule;
+
+class StyleRuleKeyframes final : public StyleRuleBase {
+public:
+    static Ref<StyleRuleKeyframes> create(const AtomicString& name) { return adoptRef(*new StyleRuleKeyframes(name)); }
+    static Ref<StyleRuleKeyframes> create(const AtomicString& name, std::unique_ptr<DeferredStyleGroupRuleList>&& deferredRules) { return adoptRef(*new StyleRuleKeyframes(name, WTFMove(deferredRules))); }
+    
+    ~StyleRuleKeyframes();
+    
+    const Vector<Ref<StyleRuleKeyframe>>& keyframes() const;
+    const Vector<Ref<StyleRuleKeyframe>>* keyframesWithoutDeferredParsing() const
+    {
+        return !m_deferredRules ? &m_keyframes : nullptr;
+    }
+
+    void parserAppendKeyframe(RefPtr<StyleRuleKeyframe>&&);
+    void wrapperAppendKeyframe(Ref<StyleRuleKeyframe>&&);
+    void wrapperRemoveKeyframe(unsigned);
+
+    const AtomicString& name() const { return m_name; }
+    void setName(const AtomicString& name) { m_name = name; }
+
+    size_t findKeyframeIndex(const String& key) const;
+
+    Ref<StyleRuleKeyframes> copy() const { return adoptRef(*new StyleRuleKeyframes(*this)); }
+
+private:
+    StyleRuleKeyframes(const AtomicString&);
+    StyleRuleKeyframes(const AtomicString&, std::unique_ptr<DeferredStyleGroupRuleList>&&);
+    StyleRuleKeyframes(const StyleRuleKeyframes&);
+
+    void parseDeferredRulesIfNeeded() const;
+    
+    mutable Vector<Ref<StyleRuleKeyframe>> m_keyframes;
+    AtomicString m_name;
+    
+    mutable std::unique_ptr<DeferredStyleGroupRuleList> m_deferredRules;
+};
+
+class CSSKeyframesRule final : public CSSRule {
+public:
+    static Ref<CSSKeyframesRule> create(StyleRuleKeyframes& rule, CSSStyleSheet* sheet) { return adoptRef(*new CSSKeyframesRule(rule, sheet)); }
+
+    virtual ~CSSKeyframesRule();
+
+    CSSRule::Type type() const final { return KEYFRAMES_RULE; }
+    String cssText() const final;
+    void reattach(StyleRuleBase&) final;
+
+    String name() const { return m_keyframesRule->name(); }
+    void setName(const String&);
+
+    CSSRuleList& cssRules();
+
+    void insertRule(const String& rule);
+    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;
+
+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, CSSRule::KEYFRAMES_RULE)
+
+SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::StyleRuleKeyframes)
+    static bool isType(const WebCore::StyleRuleBase& rule) { return rule.isKeyframesRule(); }
+SPECIALIZE_TYPE_TRAITS_END()
-- 
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