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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "web/CompositorMutatorImpl.h" | |
6 | |
7 #include "core/animation/CustomCompositorAnimationManager.h" | |
8 #include "core/dom/CompositorProxy.h" | |
9 #include "platform/TraceEvent.h" | |
10 #include "platform/graphics/CompositorMutationsTarget.h" | |
11 #include "platform/graphics/CompositorMutatorClient.h" | |
12 #include "web/CompositorProxyClientImpl.h" | |
13 | |
14 namespace blink { | |
15 | |
16 CompositorMutatorImpl::CompositorMutatorImpl() | |
17 : m_animationManager(adoptPtr(new CustomCompositorAnimationManager)) | |
18 , m_client(adoptPtr(new CompositorMutatorClient(this, m_animationManager.get ()))) | |
19 { | |
20 } | |
21 | |
22 CompositorMutatorImpl::~CompositorMutatorImpl() | |
23 { | |
24 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::~CompositorMutator Impl"); | |
25 // We must have torn down all compositor workers before destroying this | |
26 // instance. | |
27 ASSERT(m_proxyClients.empty()); | |
28 } | |
29 | |
30 PassOwnPtr<CompositorMutatorImpl> CompositorMutatorImpl::create() | |
31 { | |
32 return adoptPtr(new CompositorMutatorImpl()); | |
33 } | |
34 | |
35 bool CompositorMutatorImpl::mutate(double timeNow) | |
36 { | |
37 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::mutate"); | |
38 bool needToReinvoke = false; | |
39 // TODO(vollick): we should avoid executing the animation frame | |
40 // callbacks if none of the proxies in the global scope are affected by | |
41 // m_mutations. | |
42 for (CompositorProxyClient* client : m_proxyClients) { | |
43 if (client->mutate(timeNow)) | |
44 needToReinvoke = true; | |
45 } | |
46 | |
47 return needToReinvoke; | |
48 } | |
49 | |
50 void CompositorMutatorImpl::registerClient(CompositorProxyClient* client) | |
51 { | |
52 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::registerClient"); | |
53 m_proxyClients.insert(client); | |
54 setNeedsMutate(); | |
55 } | |
56 | |
57 void CompositorMutatorImpl::unregisterClient(CompositorProxyClient* client) | |
58 { | |
59 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::unregisterClient") ; | |
60 m_proxyClients.erase(client); | |
61 } | |
62 | |
63 CompositorProxyClient* CompositorMutatorImpl::createCompositorProxyClient() | |
64 { | |
65 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::createCompositorPr oxyClient"); | |
66 return new CompositorProxyClientImpl(this); | |
67 } | |
68 | |
69 void CompositorMutatorImpl::setNeedsMutate() | |
70 { | |
71 TRACE_EVENT0("compositor-worker", "CompositorMutatorImpl::requestMutation"); | |
jbroman
2016/04/20 21:06:42
nit: trace event / method name mismatch
flackr
2016/04/25 14:06:28
Fixed.
| |
72 m_client->setNeedsMutate(); | |
73 } | |
74 | |
75 } // namespace blink | |
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