2 * Copyright (C) 2007 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #ifndef CompositeAnimation_h
30 #define CompositeAnimation_h
32 #include "core/frame/animation/ImplicitAnimation.h"
33 #include "core/frame/animation/KeyframeAnimation.h"
34 #include "wtf/HashMap.h"
38 class AnimationControllerPrivate;
39 class AnimationController;
43 // A CompositeAnimation represents a collection of animations that are running
44 // on a single RenderObject, such as a number of properties transitioning at once.
45 class CompositeAnimation : public RefCounted<CompositeAnimation> {
47 static PassRefPtr<CompositeAnimation> create(AnimationControllerPrivate* animationController)
49 return adoptRef(new CompositeAnimation(animationController));
52 ~CompositeAnimation();
56 PassRefPtr<RenderStyle> animate(RenderObject&, RenderStyle* currentStyle, RenderStyle& targetStyle);
57 PassRefPtr<RenderStyle> getAnimatedStyle() const;
59 double timeToNextService() const;
60 double timeToNextEvent() const;
62 AnimationControllerPrivate* animationController() const { return m_animationController; }
64 bool hasAnimations() const { return !m_transitions.isEmpty() || !m_keyframeAnimations.isEmpty(); }
66 bool isAnimatingProperty(CSSPropertyID, bool acceleratedOnly, bool isRunningNow) const;
68 PassRefPtr<KeyframeAnimation> getAnimationForProperty(CSSPropertyID) const;
70 void overrideImplicitAnimations(CSSPropertyID);
71 void resumeOverriddenImplicitAnimations(CSSPropertyID);
73 void pauseAnimationsForTesting(double t);
74 unsigned numberOfActiveAnimations() const;
77 CompositeAnimation(AnimationControllerPrivate* animationController)
78 : m_animationController(animationController)
82 void updateTransitions(RenderObject&, RenderStyle* currentStyle, RenderStyle& targetStyle);
83 void updateKeyframeAnimations(RenderObject&, RenderStyle* currentStyle, RenderStyle& targetStyle);
85 typedef HashMap<int, RefPtr<ImplicitAnimation> > CSSPropertyTransitionsMap;
86 typedef HashMap<AtomicString, RefPtr<KeyframeAnimation> > AnimationNameMap;
88 AnimationControllerPrivate* m_animationController;
89 CSSPropertyTransitionsMap m_transitions;
90 AnimationNameMap m_keyframeAnimations;
91 Vector<AtomicString> m_keyframeAnimationOrderList;
94 } // namespace WebCore
96 #endif // CompositeAnimation_h