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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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36 #include "platform/heap/Handle.h" | 36 #include "platform/heap/Handle.h" |
37 #include "wtf/Vector.h" | 37 #include "wtf/Vector.h" |
38 | 38 |
39 namespace blink { | 39 namespace blink { |
40 | 40 |
41 // Manages the starting of pending animations on the compositor following a | 41 // Manages the starting of pending animations on the compositor following a |
42 // compositing update. | 42 // compositing update. |
43 // For CSS Animations, used to synchronize the start of main-thread animations | 43 // For CSS Animations, used to synchronize the start of main-thread animations |
44 // with compositor animations when both classes of CSS Animations are triggered | 44 // with compositor animations when both classes of CSS Animations are triggered |
45 // by the same recalc | 45 // by the same recalc |
46 class CompositorPendingAnimations FINAL { | 46 class CompositorPendingAnimations final { |
47 DISALLOW_ALLOCATION(); | 47 DISALLOW_ALLOCATION(); |
48 public: | 48 public: |
49 | 49 |
50 CompositorPendingAnimations() | 50 CompositorPendingAnimations() |
51 : m_timer(this, &CompositorPendingAnimations::timerFired) | 51 : m_timer(this, &CompositorPendingAnimations::timerFired) |
52 { } | 52 { } |
53 | 53 |
54 void add(AnimationPlayer*); | 54 void add(AnimationPlayer*); |
55 // Returns whether we are waiting for an animation to start and should | 55 // Returns whether we are waiting for an animation to start and should |
56 // service again on the next frame. | 56 // service again on the next frame. |
57 bool update(bool startOnCompositor = true); | 57 bool update(bool startOnCompositor = true); |
58 void notifyCompositorAnimationStarted(double monotonicAnimationStartTime); | 58 void notifyCompositorAnimationStarted(double monotonicAnimationStartTime); |
59 | 59 |
60 void trace(Visitor*); | 60 void trace(Visitor*); |
61 | 61 |
62 private: | 62 private: |
63 void timerFired(Timer<CompositorPendingAnimations>*) { update(false); } | 63 void timerFired(Timer<CompositorPendingAnimations>*) { update(false); } |
64 | 64 |
65 WillBeHeapVector<RefPtrWillBeMember<AnimationPlayer> > m_pending; | 65 WillBeHeapVector<RefPtrWillBeMember<AnimationPlayer> > m_pending; |
66 WillBeHeapVector<RefPtrWillBeMember<AnimationPlayer> > m_waitingForComposito
rAnimationStart; | 66 WillBeHeapVector<RefPtrWillBeMember<AnimationPlayer> > m_waitingForComposito
rAnimationStart; |
67 Timer<CompositorPendingAnimations> m_timer; | 67 Timer<CompositorPendingAnimations> m_timer; |
68 }; | 68 }; |
69 | 69 |
70 } // namespace blink | 70 } // namespace blink |
71 | 71 |
72 #endif | 72 #endif |
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