src/ui/ozone/platform/dri/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_DRI_GBM_SURFACELESS_H_
   6 #define UI_OZONE_PLATFORM_DRI_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 DriWindowDelegate;
  17
  18 // In surfaceless mode drawing and displaying happens directly through
  19 // NativePixmap buffers. CC would call into SurfaceFactoryOzone to allocate the
  20 // buffers and then call ScheduleOverlayPlane(..) to schedule the buffer for
  21 // presentation.
  22 class GbmSurfaceless : public SurfaceOzoneEGL {
  23  public:
  24   GbmSurfaceless(DriWindowDelegate* window_delegate);
  25   ~GbmSurfaceless() override;
  26
  27   // SurfaceOzoneEGL:
  28   intptr_t GetNativeWindow() override;
  29   bool ResizeNativeWindow(const gfx::Size& viewport_size) override;
  30   bool OnSwapBuffers() override;
  31   scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() override;
  32
  33  protected:
  34   DriWindowDelegate* window_delegate_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(GbmSurfaceless);
  37 };
  38
  39 }  // namespace ui
  40
  41 #endif  // UI_OZONE_PLATFORM_DRI_GBM_SURFACELESS_H_