Upstream version 5.34.98.0
[platform/framework/web/crosswalk.git] / src / third_party / WebKit / Source / core / frame / animation / AnimationControllerPrivate.h
1 /*
2  * Copyright (C) 2009 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
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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 AnimationControllerPrivate_h
30 #define AnimationControllerPrivate_h
31
32 #include "CSSPropertyNames.h"
33 #include "platform/Timer.h"
34 #include "wtf/HashMap.h"
35 #include "wtf/HashSet.h"
36 #include "wtf/PassRefPtr.h"
37 #include "wtf/RefPtr.h"
38 #include "wtf/Vector.h"
39 #include "wtf/text/AtomicString.h"
40 #include "wtf/text/WTFString.h"
41
42 namespace WebCore {
43
44 class AnimationBase;
45 class CompositeAnimation;
46 class Document;
47 class Element;
48 class Frame;
49 class Node;
50 class RenderObject;
51 class RenderStyle;
52
53 enum SetNeedsStyleRecalc {
54     DoNotCallSetNeedsStyleRecalc = 0,
55     CallSetNeedsStyleRecalc = 1
56 };
57
58 class AnimationControllerPrivate {
59     WTF_MAKE_NONCOPYABLE(AnimationControllerPrivate); WTF_MAKE_FAST_ALLOCATED;
60 public:
61     AnimationControllerPrivate(Frame*);
62     ~AnimationControllerPrivate();
63
64     void updateAnimations(double& timeToNextService, double& timeToNextEvent, SetNeedsStyleRecalc callSetNeedsStyleRecalc = DoNotCallSetNeedsStyleRecalc);
65     void scheduleService();
66
67     PassRefPtr<CompositeAnimation> accessCompositeAnimation(RenderObject&);
68     bool clear(RenderObject*);
69
70     void updateStyleIfNeededDispatcherFired(Timer<AnimationControllerPrivate>*);
71     void startUpdateStyleIfNeededDispatcher();
72     void addEventToDispatch(PassRefPtr<Element> element, const AtomicString& eventType, const String& name, double elapsedTime);
73     void addNodeChangeToDispatch(PassRefPtr<Node>);
74
75     bool hasAnimations() const { return !m_compositeAnimations.isEmpty(); }
76
77     void serviceAnimations();
78
79     bool isRunningAnimationOnRenderer(RenderObject*, CSSPropertyID, bool isRunningNow) const;
80     bool isRunningAcceleratableAnimationOnRenderer(RenderObject*) const;
81     bool isRunningAcceleratedAnimationOnRenderer(RenderObject*, CSSPropertyID, bool isRunningNow) const;
82
83     void pauseAnimationsForTesting(double t);
84     unsigned numberOfActiveAnimations(Document*) const;
85
86     PassRefPtr<RenderStyle> getAnimatedStyleForRenderer(RenderObject* renderer);
87
88     double beginAnimationUpdateTime();
89     void setBeginAnimationUpdateTime(double t) { m_beginAnimationUpdateTime = t; }
90     void endAnimationUpdate();
91     void receivedStartTimeResponse(double);
92
93     void addToAnimationsWaitingForStyle(AnimationBase*);
94     void removeFromAnimationsWaitingForStyle(AnimationBase*);
95
96     void addToAnimationsWaitingForStartTimeResponse(AnimationBase*, bool willGetResponse);
97     void removeFromAnimationsWaitingForStartTimeResponse(AnimationBase*);
98
99     void animationWillBeRemoved(AnimationBase*);
100
101     void scheduleServiceForRenderer(RenderObject&);
102
103 private:
104     void animationTimerFired(Timer<AnimationControllerPrivate>*);
105
106     void scheduleService(double timeToNextService, double timeToNextEvent);
107
108     void styleAvailable();
109     void fireEventsAndUpdateStyle();
110     void startTimeResponse(double t);
111
112     typedef HashMap<RenderObject*, RefPtr<CompositeAnimation> > RenderObjectAnimationMap;
113
114     RenderObjectAnimationMap m_compositeAnimations;
115     Timer<AnimationControllerPrivate> m_animationTimer;
116     Timer<AnimationControllerPrivate> m_updateStyleIfNeededDispatcher;
117     Frame* m_frame;
118
119     class EventToDispatch {
120     public:
121         RefPtr<Element> element;
122         AtomicString eventType;
123         String name;
124         double elapsedTime;
125     };
126
127     Vector<EventToDispatch> m_eventsToDispatch;
128     Vector<RefPtr<Node> > m_nodeChangesToDispatch;
129
130     double m_beginAnimationUpdateTime;
131
132     typedef HashSet<RefPtr<AnimationBase> > WaitingAnimationsSet;
133     WaitingAnimationsSet m_animationsWaitingForStyle;
134     WaitingAnimationsSet m_animationsWaitingForStartTimeResponse;
135     WaitingAnimationsSet m_animationsWaitingForAsyncStartNotification;
136 };
137
138 } // namespace WebCore
139
140 #endif // AnimationControllerPrivate_h