components/viz/service/display_embedder/skia_output_device_x11.h

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_X11_H_
#define COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_X11_H_

#include <vector>

#include "base/macros.h"
#include "components/viz/service/display_embedder/skia_output_device_offscreen.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/x/x11.h"
#include "ui/gfx/x/x11_types.h"

namespace viz {

class SkiaOutputDeviceX11 final : public SkiaOutputDeviceOffscreen {
 public:
  SkiaOutputDeviceX11(
      GrContext* gr_context,
      gfx::AcceleratedWidget widget,
      DidSwapBufferCompleteCallback did_swap_buffer_complete_callback);
  ~SkiaOutputDeviceX11() override;

  void Reshape(const gfx::Size& size,
               float device_scale_factor,
               const gfx::ColorSpace& color_space,
               bool has_alpha) override;
  gfx::SwapResponse SwapBuffers(const GrBackendSemaphore& semaphore,
                                BufferPresentedCallback feedback) override;
  gfx::SwapResponse PostSubBuffer(const gfx::Rect& rect,
                                  const GrBackendSemaphore& semaphore,
                                  BufferPresentedCallback feedback) override;

 private:
  XDisplay* const display_;
  const gfx::AcceleratedWidget widget_;
  GC gc_;
  XWindowAttributes attributes_;
  int bpp_;
  bool support_rendr_;
  std::vector<char> pixels_;

  DISALLOW_COPY_AND_ASSIGN(SkiaOutputDeviceX11);
};

}  // namespace viz

#endif  // COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_X11_H_