ui/ozone/platform/drm/gpu/gbm_surfaceless.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 UI_OZONE_PLATFORM_DRM_GPU_GBM_SURFACELESS_H_
   6 #define UI_OZONE_PLATFORM_DRM_GPU_GBM_SURFACELESS_H_
   7
   8 #include "ui/ozone/public/surface_ozone_egl.h"
   9
  10 namespace gfx {
  11 class Size;
  12 }  // namespace gfx
  13
  14 namespace ui {
  15
  16 class DrmDeviceManager;
  17 class DrmWindow;
  18
  19 // In surfaceless mode drawing and displaying happens directly through
  20 // NativePixmap buffers. CC would call into SurfaceFactoryOzone to allocate the
  21 // buffers and then call ScheduleOverlayPlane(..) to schedule the buffer for
  22 // presentation.
  23 class GbmSurfaceless : public SurfaceOzoneEGL {
  24  public:
  25   GbmSurfaceless(DrmWindow* window, DrmDeviceManager* drm_device_manager);
  26   ~GbmSurfaceless() override;
  27
  28   // SurfaceOzoneEGL:
  29   intptr_t GetNativeWindow() override;
  30   bool ResizeNativeWindow(const gfx::Size& viewport_size) override;
  31   bool OnSwapBuffers() override;
  32   bool OnSwapBuffersAsync(const SwapCompletionCallback& callback) override;
  33   scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() override;
  34   bool IsUniversalDisplayLinkDevice() override;
  35
  36  protected:
  37   DrmWindow* window_;
  38   DrmDeviceManager* drm_device_manager_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(GbmSurfaceless);
  41 };
  42
  43 }  // namespace ui
  44
  45 #endif  // UI_OZONE_PLATFORM_DRM_GPU_GBM_SURFACELESS_H_