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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CompositorMutator_h | 5 #ifndef CompositorMutator_h |
6 #define CompositorMutator_h | 6 #define CompositorMutator_h |
7 | 7 |
8 #include "platform/heap/Handle.h" | 8 #include "platform/heap/Handle.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 | 11 |
| 12 class CompositorMutableStateProvider; |
| 13 |
12 class CompositorMutator : public GarbageCollectedFinalized<CompositorMutator> { | 14 class CompositorMutator : public GarbageCollectedFinalized<CompositorMutator> { |
13 public: | 15 public: |
14 virtual ~CompositorMutator() {} | 16 virtual ~CompositorMutator() {} |
15 | 17 |
16 DEFINE_INLINE_VIRTUAL_TRACE() {} | 18 DEFINE_INLINE_VIRTUAL_TRACE() {} |
17 | 19 |
18 // Called from compositor thread to run the animation frame callbacks from a
ll | 20 // Called from compositor thread to run the animation frame callbacks from a
ll |
19 // connected CompositorWorkers. | 21 // connected CompositorWorkers. |
20 // Returns true if any animation callbacks requested an animation frame | 22 // Returns true if any animation callbacks requested an animation frame |
21 // (i.e. should be reinvoked next frame). | 23 // (i.e. should be reinvoked next frame). |
22 virtual bool mutate(double monotonicTimeNow) = 0; | 24 virtual bool mutate(double monotonicTimeNow, CompositorMutableStateProvider*
) = 0; |
23 }; | 25 }; |
24 | 26 |
25 } // namespace blink | 27 } // namespace blink |
26 | 28 |
27 #endif // CompositorMutator_h | 29 #endif // CompositorMutator_h |
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