surface.h revision 5d1f7b1de12d16ceb2c938c56701a3e8bfa558f7 
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#ifndef CC_SURFACES_SURFACE_H_
6#define CC_SURFACES_SURFACE_H_
7
8#include "base/macros.h"
9#include "base/memory/scoped_ptr.h"
10#include "cc/surfaces/surfaces_export.h"
11#include "ui/gfx/size.h"
12
13namespace cc {
14class CompositorFrame;
15class SurfaceManager;
16class SurfaceClient;
17
18class CC_SURFACES_EXPORT Surface {
19 public:
20  Surface(SurfaceManager* manager,
21          SurfaceClient* client,
22          const gfx::Size& size);
23  ~Surface();
24
25  const gfx::Size& size() const { return size_; }
26  int surface_id() const { return surface_id_; }
27
28  void QueueFrame(scoped_ptr<CompositorFrame> frame);
29  // Returns the most recent frame that is eligible to be rendered.
30  CompositorFrame* GetEligibleFrame();
31
32 private:
33  SurfaceManager* manager_;
34  SurfaceClient* client_;
35  gfx::Size size_;
36  int surface_id_;
37  // TODO(jamesr): Support multiple frames in flight.
38  scoped_ptr<CompositorFrame> current_frame_;
39
40  DISALLOW_COPY_AND_ASSIGN(Surface);
41};
42
43}  // namespace cc
44
45#endif  // CC_SURFACES_SURFACE_H_
46