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/*
* 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 CSSKeyframeRule_h
#define CSSKeyframeRule_h
#include "core/css/CSSRule.h"
namespace WebCore {
class CSSKeyframesRule;
class CSSParserValueList;
class CSSStyleDeclaration;
class MutableStylePropertySet;
class StylePropertySet;
class StyleRuleCSSStyleDeclaration;
class StyleKeyframe FINAL : public RefCounted<StyleKeyframe> {
WTF_MAKE_FAST_ALLOCATED;
public:
static PassRefPtr<StyleKeyframe> create()
{
return adoptRef(new StyleKeyframe());
}
~StyleKeyframe();
// Exposed to JavaScript.
String keyText() const;
void setKeyText(const String&);
// Used by StyleResolver.
const Vector<double>& keys() const;
// Used by CSSParser when constructing a new StyleKeyframe.
void setKeys(PassOwnPtr<Vector<double> >);
const StylePropertySet* properties() const { return m_properties.get(); }
MutableStylePropertySet* mutableProperties();
void setProperties(PassRefPtr<StylePropertySet>);
String cssText() const;
static PassOwnPtr<Vector<double> > createKeyList(CSSParserValueList*);
private:
StyleKeyframe();
RefPtr<StylePropertySet> m_properties;
// These are both calculated lazily. Either one can be set, which invalidates the other.
mutable String m_keyText;
mutable OwnPtr<Vector<double> > m_keys;
};
class CSSKeyframeRule FINAL : public CSSRule {
public:
virtual ~CSSKeyframeRule();
virtual CSSRule::Type type() const OVERRIDE { return KEYFRAME_RULE; }
virtual String cssText() const OVERRIDE { return m_keyframe->cssText(); }
virtual void reattach(StyleRuleBase*) OVERRIDE;
String keyText() const { return m_keyframe->keyText(); }
void setKeyText(const String& s) { m_keyframe->setKeyText(s); }
CSSStyleDeclaration* style() const;
private:
CSSKeyframeRule(StyleKeyframe*, CSSKeyframesRule* parent);
RefPtr<StyleKeyframe> m_keyframe;
mutable RefPtr<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper;
friend class CSSKeyframesRule;
};
DEFINE_CSS_RULE_TYPE_CASTS(CSSKeyframeRule, KEYFRAME_RULE);
} // namespace WebCore
#endif // CSSKeyframeRule_h
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