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/*
* Copyright (C) Canon Inc. 2016
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions
* are required to be 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.
* 3. Neither the name of Canon Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY CANON INC. AND ITS CONTRIBUTORS "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 CANON INC. AND ITS 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
#if ENABLE(WEB_ANIMATIONS)
#include <wtf/RefCounted.h>
#include <wtf/TypeCasts.h>
namespace WebCore {
class WebAnimation;
class AnimationTimeline : public RefCounted<AnimationTimeline> {
public:
// Override RefCounted's deref() to ensure operator delete is called on
// the appropriate subclass type.
void deref()
{
if (derefBase())
destroy();
}
bool isDocumentTimeline() const { return m_classType == DocumentTimelineClass; }
void attachAnimation(WebAnimation&);
void detachAnimation(WebAnimation&);
protected:
enum ClassType {
DocumentTimelineClass
};
ClassType classType() const { return m_classType; }
explicit AnimationTimeline(ClassType);
// NOTE: Intentionally left non-virtual (using static polymorphism).
~AnimationTimeline();
private:
ClassType m_classType;
void destroy();
};
} // namespace WebCore
#define SPECIALIZE_TYPE_TRAITS_ANIMATION_TIMELINE(ToValueTypeName, predicate) \
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::ToValueTypeName) \
static bool isType(const WebCore::AnimationTimeline& value) { return value.predicate; } \
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(WEB_ANIMATIONS)
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