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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 #ifndef SERVICES_UI_COMMON_GPU_MEMORY_BUFFER_IMPL_H_ | |
6 #define SERVICES_UI_COMMON_GPU_MEMORY_BUFFER_IMPL_H_ | |
7 | |
8 #include <memory> | |
9 | |
10 #include "base/callback.h" | |
11 #include "base/macros.h" | |
12 #include "gpu/command_buffer/common/sync_token.h" | |
13 #include "services/ui/common/mus_common_export.h" | |
14 #include "ui/gfx/geometry/size.h" | |
15 #include "ui/gfx/gpu_memory_buffer.h" | |
16 | |
17 #if defined(USE_OZONE) | |
18 #include "ui/ozone/public/native_pixmap.h" | |
19 #endif | |
20 | |
21 namespace ui { | |
22 | |
23 // Provides common implementation of a GPU memory buffer. | |
24 class MUS_COMMON_EXPORT GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer { | |
25 public: | |
26 ~GpuMemoryBufferImpl() override; | |
27 | |
28 // Type-checking upcast routine. Returns an NULL on failure. | |
29 static GpuMemoryBufferImpl* FromClientBuffer(ClientBuffer buffer); | |
30 | |
31 // Overridden from gfx::GpuMemoryBuffer: | |
32 gfx::Size GetSize() const override; | |
33 gfx::BufferFormat GetFormat() const override; | |
34 gfx::GpuMemoryBufferId GetId() const override; | |
35 ClientBuffer AsClientBuffer() override; | |
36 | |
37 // Returns the type of this GpuMemoryBufferImpl. | |
38 virtual gfx::GpuMemoryBufferType GetBufferType() const = 0; | |
39 | |
40 #if defined(USE_OZONE) | |
41 // Returns a ui::NativePixmap when one is available. | |
42 virtual scoped_refptr<ui::NativePixmap> GetNativePixmap(); | |
43 #endif | |
44 | |
45 protected: | |
46 GpuMemoryBufferImpl(gfx::GpuMemoryBufferId id, | |
47 const gfx::Size& size, | |
48 gfx::BufferFormat format); | |
49 | |
50 const gfx::GpuMemoryBufferId id_; | |
51 const gfx::Size size_; | |
52 const gfx::BufferFormat format_; | |
53 bool mapped_; | |
54 | |
55 private: | |
56 DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferImpl); | |
57 }; | |
58 | |
59 } // namespace ui | |
60 | |
61 #endif // SERVICES_UI_COMMON_GPU_MEMORY_BUFFER_IMPL_H_ | |
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