| /* |
| * Copyright (C) 2007, 2008, 2012 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 COMPUTER, 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 COMPUTER, 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. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_KEYFRAMES_RULE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_KEYFRAMES_RULE_H_ |
| |
| #include "third_party/blink/renderer/core/css/css_rule.h" |
| #include "third_party/blink/renderer/core/css/style_rule.h" |
| #include "third_party/blink/renderer/platform/wtf/casting.h" |
| #include "third_party/blink/renderer/platform/wtf/forward.h" |
| #include "third_party/blink/renderer/platform/wtf/text/atomic_string.h" |
| |
| namespace blink { |
| |
| class CSSRuleList; |
| class CSSKeyframeRule; |
| class StyleRuleKeyframe; |
| |
| class StyleRuleKeyframes final : public StyleRuleBase { |
| public: |
| StyleRuleKeyframes(); |
| explicit StyleRuleKeyframes(const StyleRuleKeyframes&); |
| ~StyleRuleKeyframes(); |
| |
| const HeapVector<Member<StyleRuleKeyframe>>& Keyframes() const { |
| return keyframes_; |
| } |
| |
| void ParserAppendKeyframe(StyleRuleKeyframe*); |
| void WrapperAppendKeyframe(StyleRuleKeyframe*); |
| void WrapperRemoveKeyframe(unsigned); |
| |
| AtomicString GetName() const { return name_; } |
| void SetName(const String& name) { name_ = AtomicString(name); } |
| |
| bool IsVendorPrefixed() const { return is_prefixed_; } |
| void SetVendorPrefixed(bool is_prefixed) { is_prefixed_ = is_prefixed; } |
| |
| int FindKeyframeIndex(const String& key) const; |
| |
| StyleRuleKeyframes* Copy() const { |
| return MakeGarbageCollected<StyleRuleKeyframes>(*this); |
| } |
| |
| void TraceAfterDispatch(blink::Visitor*) const; |
| |
| void StyleChanged() { version_++; } |
| unsigned Version() const { return version_; } |
| |
| private: |
| HeapVector<Member<StyleRuleKeyframe>> keyframes_; |
| AtomicString name_; |
| unsigned version_ : 31; |
| unsigned is_prefixed_ : 1; |
| }; |
| |
| template <> |
| struct DowncastTraits<StyleRuleKeyframes> { |
| static bool AllowFrom(const StyleRuleBase& rule) { |
| return rule.IsKeyframesRule(); |
| } |
| }; |
| |
| class CSSKeyframesRule final : public CSSRule { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| CSSKeyframesRule(StyleRuleKeyframes*, CSSStyleSheet* parent); |
| ~CSSKeyframesRule() override; |
| |
| StyleRuleKeyframes* Keyframes() { return keyframes_rule_.Get(); } |
| |
| String cssText() const override; |
| void Reattach(StyleRuleBase*) override; |
| |
| String name() const { return keyframes_rule_->GetName(); } |
| void setName(const String&); |
| |
| CSSRuleList* cssRules() const override; |
| |
| void appendRule(const ExecutionContext*, 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; |
| CSSKeyframeRule* AnonymousIndexedGetter(unsigned index) const; |
| |
| bool IsVendorPrefixed() const { return is_prefixed_; } |
| void SetVendorPrefixed(bool is_prefixed) { is_prefixed_ = is_prefixed; } |
| |
| void StyleChanged() { keyframes_rule_->StyleChanged(); } |
| |
| void Trace(Visitor*) const override; |
| |
| private: |
| CSSRule::Type GetType() const override { return kKeyframesRule; } |
| |
| Member<StyleRuleKeyframes> keyframes_rule_; |
| mutable HeapVector<Member<CSSKeyframeRule>> child_rule_cssom_wrappers_; |
| mutable Member<CSSRuleList> rule_list_cssom_wrapper_; |
| bool is_prefixed_; |
| }; |
| |
| template <> |
| struct DowncastTraits<CSSKeyframesRule> { |
| static bool AllowFrom(const CSSRule& rule) { |
| return rule.GetType() == CSSRule::kKeyframesRule; |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_KEYFRAMES_RULE_H_ |