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/*
* Copyright (C) 2007 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE 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 APPLE OR 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.
*/
#ifndef CompositeAnimation_h
#define CompositeAnimation_h
#include "ImplicitAnimation.h"
#include "KeyframeAnimation.h"
#include <wtf/HashMap.h>
#include <wtf/Noncopyable.h>
#include <wtf/text/AtomicString.h>
namespace WebCore {
class AnimationControllerPrivate;
class AnimationController;
class RenderObject;
class RenderStyle;
// A CompositeAnimation represents a collection of animations that are running
// on a single RenderObject, such as a number of properties transitioning at once.
class CompositeAnimation : public RefCounted<CompositeAnimation> {
public:
static PassRefPtr<CompositeAnimation> create(AnimationControllerPrivate* animationController)
{
return adoptRef(new CompositeAnimation(animationController));
};
~CompositeAnimation();
void clearRenderer();
PassRefPtr<RenderStyle> animate(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
PassRefPtr<RenderStyle> getAnimatedStyle() const;
double timeToNextService() const;
AnimationControllerPrivate* animationController() const { return m_animationController; }
void suspendAnimations();
void resumeAnimations();
bool isSuspended() const { return m_suspended; }
bool hasAnimations() const { return !m_transitions.isEmpty() || !m_keyframeAnimations.isEmpty(); }
bool isAnimatingProperty(CSSPropertyID, bool acceleratedOnly, bool isRunningNow) const;
PassRefPtr<KeyframeAnimation> getAnimationForProperty(CSSPropertyID) const;
void overrideImplicitAnimations(CSSPropertyID);
void resumeOverriddenImplicitAnimations(CSSPropertyID);
bool pauseAnimationAtTime(const AtomicString& name, double t);
bool pauseTransitionAtTime(CSSPropertyID, double);
unsigned numberOfActiveAnimations() const;
private:
CompositeAnimation(AnimationControllerPrivate*);
void updateTransitions(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
void updateKeyframeAnimations(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle);
typedef HashMap<int, RefPtr<ImplicitAnimation> > CSSPropertyTransitionsMap;
typedef HashMap<AtomicStringImpl*, RefPtr<KeyframeAnimation> > AnimationNameMap;
AnimationControllerPrivate* m_animationController;
CSSPropertyTransitionsMap m_transitions;
AnimationNameMap m_keyframeAnimations;
Vector<AtomicStringImpl*> m_keyframeAnimationOrderMap;
bool m_suspended;
};
} // namespace WebCore
#endif // CompositeAnimation_h