content/common/gpu/gpu_memory_buffer_factory_x11_pixmap.h

   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 CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_X11_PIXMAP_H_
   6 #define CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_X11_PIXMAP_H_
   7
   8 #include "base/containers/hash_tables.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "ui/gfx/geometry/size.h"
  11 #include "ui/gfx/gpu_memory_buffer.h"
  12 #include "ui/gfx/x/x11_types.h"
  13
  14 namespace gfx {
  15 class GLImage;
  16 }
  17
  18 namespace content {
  19
  20 class GpuMemoryBufferFactoryX11Pixmap {
  21  public:
  22   GpuMemoryBufferFactoryX11Pixmap();
  23   ~GpuMemoryBufferFactoryX11Pixmap();
  24
  25   // Create a GPU memory buffer for an existing X11 pixmap.
  26   void CreateGpuMemoryBuffer(const gfx::GpuMemoryBufferId& id, XID pixmap);
  27
  28   // Destroy a previously created GPU memory buffer.
  29   void DestroyGpuMemoryBuffer(const gfx::GpuMemoryBufferId& id);
  30
  31   // Creates a GLImage instance for a GPU memory buffer.
  32   scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer(
  33       const gfx::GpuMemoryBufferId& id,
  34       const gfx::Size& size,
  35       unsigned internalformat);
  36
  37  private:
  38   typedef std::pair<int, int> X11PixmapMapKey;
  39   typedef base::hash_map<X11PixmapMapKey, XID> X11PixmapMap;
  40   X11PixmapMap pixmaps_;
  41 };
  42
  43 }  // namespace content
  44
  45 #endif  // CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_X11_PIXMAP_H_