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.
5 #ifndef CC_SURFACES_SURFACE_FACTORY_H_
6 #define CC_SURFACES_SURFACE_FACTORY_H_
10 #include "base/callback_forward.h"
11 #include "base/containers/scoped_ptr_hash_map.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "base/memory/weak_ptr.h"
14 #include "cc/surfaces/surface_id.h"
15 #include "cc/surfaces/surface_resource_holder.h"
16 #include "cc/surfaces/surface_sequence.h"
17 #include "cc/surfaces/surfaces_export.h"
24 class CompositorFrame;
25 class CopyOutputRequest;
27 class SurfaceFactoryClient;
30 // A SurfaceFactory is used to create surfaces that may share resources and
31 // receive returned resources for frames submitted to those surfaces. Resources
32 // submitted to frames created by a particular factory will be returned to that
33 // factory's client when they are no longer being used. This is the only class
34 // most users of surfaces will need to directly interact with.
35 class CC_SURFACES_EXPORT SurfaceFactory
36 : public base::SupportsWeakPtr<SurfaceFactory> {
38 SurfaceFactory(SurfaceManager* manager, SurfaceFactoryClient* client);
41 void Create(SurfaceId surface_id, const gfx::Size& size);
42 void Destroy(SurfaceId surface_id);
44 // A frame can only be submitted to a surface created by this factory,
45 // although the frame may reference surfaces created by other factories.
46 // The callback is called the first time this frame is used to draw.
47 void SubmitFrame(SurfaceId surface_id,
48 scoped_ptr<CompositorFrame> frame,
49 const base::Closure& callback);
50 void RequestCopyOfSurface(SurfaceId surface_id,
51 scoped_ptr<CopyOutputRequest> copy_request);
53 SurfaceFactoryClient* client() { return client_; }
55 void ReceiveFromChild(const TransferableResourceArray& resources);
56 void RefResources(const TransferableResourceArray& resources);
57 void UnrefResources(const ReturnedResourceArray& resources);
59 SurfaceManager* manager() { return manager_; }
62 SurfaceManager* manager_;
63 SurfaceFactoryClient* client_;
64 SurfaceResourceHolder holder_;
66 typedef base::ScopedPtrHashMap<SurfaceId, Surface> OwningSurfaceMap;
67 base::ScopedPtrHashMap<SurfaceId, Surface> surface_map_;
69 DISALLOW_COPY_AND_ASSIGN(SurfaceFactory);
74 #endif // CC_SURFACES_SURFACE_FACTORY_H_