1// Copyright 2012 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_LAYERS_IO_SURFACE_LAYER_IMPL_H_
6#define CC_LAYERS_IO_SURFACE_LAYER_IMPL_H_
7
8#include <string>
9
10#include "cc/base/cc_export.h"
11#include "cc/layers/layer_impl.h"
12#include "ui/gfx/size.h"
13
14namespace cc {
15
16class CC_EXPORT IOSurfaceLayerImpl : public LayerImpl {
17 public:
18  static scoped_ptr<IOSurfaceLayerImpl> Create(LayerTreeImpl* tree_impl,
19                                               int id) {
20    return make_scoped_ptr(new IOSurfaceLayerImpl(tree_impl, id));
21  }
22  virtual ~IOSurfaceLayerImpl();
23
24  void SetIOSurfaceProperties(unsigned io_surface_id, const gfx::Size& size);
25
26  virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
27      OVERRIDE;
28  virtual void PushPropertiesTo(LayerImpl* layer_tree_impl) OVERRIDE;
29
30  virtual void AppendQuads(RenderPass* render_pass,
31                           const OcclusionTracker<LayerImpl>& occlusion_tracker,
32                           AppendQuadsData* append_quads_data) OVERRIDE;
33
34  virtual bool WillDraw(DrawMode draw_mode,
35                        ResourceProvider* resource_provider) OVERRIDE;
36  virtual void ReleaseResources() OVERRIDE;
37
38 private:
39  IOSurfaceLayerImpl(LayerTreeImpl* tree_impl, int id);
40
41  void DestroyResource();
42
43  virtual const char* LayerTypeAsString() const OVERRIDE;
44
45  unsigned io_surface_id_;
46  gfx::Size io_surface_size_;
47  bool io_surface_changed_;
48  unsigned io_surface_resource_id_;
49
50  DISALLOW_COPY_AND_ASSIGN(IOSurfaceLayerImpl);
51};
52
53}  // namespace cc
54
55#endif  // CC_LAYERS_IO_SURFACE_LAYER_IMPL_H_
56