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1 // Copyright 2014 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 "components/view_manager/surfaces/surfaces_impl.h" | |
6 | |
7 #include "base/trace_event/trace_event.h" | |
8 #include "cc/output/compositor_frame.h" | |
9 #include "cc/resources/returned_resource.h" | |
10 #include "cc/surfaces/surface_id_allocator.h" | |
11 #include "components/view_manager/surfaces/surfaces_delegate.h" | |
12 #include "components/view_manager/surfaces/surfaces_scheduler.h" | |
13 #include "mojo/converters/geometry/geometry_type_converters.h" | |
14 #include "mojo/converters/surfaces/surfaces_type_converters.h" | |
15 | |
16 using mojo::SurfaceIdPtr; | |
17 | |
18 namespace surfaces { | |
19 | |
20 namespace { | |
21 void CallCallback(const mojo::Closure& callback, cc::SurfaceDrawStatus status) { | |
22 callback.Run(); | |
23 } | |
24 } | |
25 | |
26 SurfacesImpl::SurfacesImpl(SurfacesDelegate* surfaces_delegate, | |
27 const scoped_refptr<SurfacesState>& state, | |
28 mojo::InterfaceRequest<mojo::Surface> request) | |
29 : delegate_(surfaces_delegate), | |
30 state_(state), | |
31 id_namespace_(state->next_id_namespace()), | |
32 factory_(state->manager(), this), | |
33 binding_(this, request.Pass()) { | |
34 // Destroy this object if the connection is closed. | |
35 binding_.set_connection_error_handler( | |
36 base::Bind(&SurfacesImpl::CloseConnection, base::Unretained(this))); | |
37 } | |
38 | |
39 void SurfacesImpl::CloseConnection() { | |
40 if (connection_closed_) | |
41 return; | |
42 connection_closed_ = true; | |
43 delegate_->OnSurfaceConnectionClosed(this); | |
44 delete this; | |
45 } | |
46 | |
47 void SurfacesImpl::GetIdNamespace( | |
48 const Surface::GetIdNamespaceCallback& callback) { | |
49 callback.Run(id_namespace_); | |
50 } | |
51 | |
52 void SurfacesImpl::SetResourceReturner(mojo::ResourceReturnerPtr returner) { | |
53 returner_ = returner.Pass(); | |
54 } | |
55 | |
56 void SurfacesImpl::CreateSurface(uint32_t local_id) { | |
57 factory_.Create(QualifyIdentifier(local_id)); | |
58 } | |
59 | |
60 void SurfacesImpl::SubmitCompositorFrame(uint32_t local_id, | |
61 mojo::CompositorFramePtr frame, | |
62 const mojo::Closure& callback) { | |
63 TRACE_EVENT0("mojo", "SurfacesImpl::SubmitCompositorFrame"); | |
64 factory_.SubmitCompositorFrame(QualifyIdentifier(local_id), | |
65 frame.To<scoped_ptr<cc::CompositorFrame>>(), | |
66 base::Bind(&CallCallback, callback)); | |
67 state_->scheduler()->SetNeedsDraw(); | |
68 } | |
69 | |
70 void SurfacesImpl::DestroySurface(uint32_t local_id) { | |
71 factory_.Destroy(QualifyIdentifier(local_id)); | |
72 } | |
73 | |
74 void SurfacesImpl::ReturnResources(const cc::ReturnedResourceArray& resources) { | |
75 if (resources.empty() || !returner_) | |
76 return; | |
77 mojo::Array<mojo::ReturnedResourcePtr> ret(resources.size()); | |
78 for (size_t i = 0; i < resources.size(); ++i) { | |
79 ret[i] = mojo::ReturnedResource::From(resources[i]); | |
80 } | |
81 returner_->ReturnResources(ret.Pass()); | |
82 } | |
83 | |
84 SurfacesImpl::~SurfacesImpl() { | |
85 // Only CloseConnection should be allowed to destroy this object. | |
86 DCHECK(connection_closed_); | |
87 factory_.DestroyAll(); | |
88 } | |
89 | |
90 cc::SurfaceId SurfacesImpl::QualifyIdentifier(uint32_t local_id) { | |
91 return cc::SurfaceId(static_cast<uint64_t>(id_namespace_) << 32 | local_id); | |
92 } | |
93 | |
94 } // namespace mojo | |
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