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| 1 /* | |
| 2 * Copyright (C) 2007 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * | |
| 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. | |
| 16 * | |
| 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. | |
| 27 */ | |
| 28 | |
| 29 #ifndef CompositeAnimation_h | |
| 30 #define CompositeAnimation_h | |
| 31 | |
| 32 #include "AtomicString.h" | |
| 33 | |
| 34 #include <wtf/HashMap.h> | |
| 35 #include <wtf/Noncopyable.h> | |
| 36 | |
| 37 namespace WebCore { | |
| 38 | |
| 39 class AnimationController; | |
| 40 class RenderStyle; | |
| 41 class RenderObject; | |
| 42 class KeyframeAnimation; | |
| 43 class ImplicitAnimation; | |
| 44 | |
| 45 // A CompositeAnimation represents a collection of animations that are running | |
| 46 // on a single RenderObject, such as a number of properties transitioning at onc
e. | |
| 47 class CompositeAnimation : public Noncopyable { | |
| 48 public: | |
| 49 CompositeAnimation(AnimationController* animationController) | |
| 50 : m_suspended(false) | |
| 51 , m_animationController(animationController) | |
| 52 , m_numStyleAvailableWaiters(0) | |
| 53 { } | |
| 54 | |
| 55 ~CompositeAnimation(); | |
| 56 | |
| 57 RenderStyle* animate(RenderObject*, const RenderStyle* currentStyle, RenderS
tyle* targetStyle); | |
| 58 | |
| 59 void setAnimating(bool inAnimating); | |
| 60 bool animating(); | |
| 61 | |
| 62 bool hasAnimationForProperty(int prop) const { return m_transitions.contains
(prop); } | |
| 63 | |
| 64 void resetTransitions(RenderObject*); | |
| 65 void resetAnimations(RenderObject*); | |
| 66 | |
| 67 void cleanupFinishedAnimations(RenderObject*); | |
| 68 | |
| 69 void setAnimationStartTime(double t); | |
| 70 void setTransitionStartTime(int property, double t); | |
| 71 | |
| 72 void suspendAnimations(); | |
| 73 void resumeAnimations(); | |
| 74 bool suspended() const { return m_suspended; } | |
| 75 | |
| 76 void overrideImplicitAnimations(int property); | |
| 77 void resumeOverriddenImplicitAnimations(int property); | |
| 78 | |
| 79 void styleAvailable(); | |
| 80 | |
| 81 bool isAnimatingProperty(int property, bool isRunningNow) const; | |
| 82 | |
| 83 void setWaitingForStyleAvailable(bool waiting); | |
| 84 | |
| 85 protected: | |
| 86 void updateTransitions(RenderObject* renderer, const RenderStyle* currentSty
le, RenderStyle* targetStyle); | |
| 87 void updateKeyframeAnimations(RenderObject* renderer, const RenderStyle* cur
rentStyle, RenderStyle* targetStyle); | |
| 88 | |
| 89 KeyframeAnimation* findKeyframeAnimation(const AtomicString& name); | |
| 90 | |
| 91 private: | |
| 92 typedef HashMap<int, ImplicitAnimation*> CSSPropertyTransitionsMap; | |
| 93 typedef HashMap<AtomicStringImpl*, KeyframeAnimation*> AnimationNameMap; | |
| 94 | |
| 95 CSSPropertyTransitionsMap m_transitions; | |
| 96 AnimationNameMap m_keyframeAnimations; | |
| 97 bool m_suspended; | |
| 98 AnimationController* m_animationController; | |
| 99 uint32_t m_numStyleAvailableWaiters; | |
| 100 }; | |
| 101 | |
| 102 } | |
| 103 | |
| 104 #endif | |
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