// Copyright 2014 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.

#include "ui/ozone/platform/dri/gbm_surfaceless.h"

#include "ui/ozone/platform/dri/dri_vsync_provider.h"
#include "ui/ozone/platform/dri/dri_window_delegate.h"
#include "ui/ozone/platform/dri/gbm_buffer.h"
#include "ui/ozone/platform/dri/hardware_display_controller.h"

namespace ui {

GbmSurfaceless::GbmSurfaceless(DriWindowDelegate* window_delegate)
    : window_delegate_(window_delegate) {
}

GbmSurfaceless::~GbmSurfaceless() {}

intptr_t GbmSurfaceless::GetNativeWindow() {
  NOTREACHED();
  return 0;
}

bool GbmSurfaceless::ResizeNativeWindow(const gfx::Size& viewport_size) {
  NOTIMPLEMENTED();
  return false;
}

bool GbmSurfaceless::OnSwapBuffers() {
  HardwareDisplayController* controller = window_delegate_->GetController();
  if (!controller)
    return true;

  bool success = controller->SchedulePageFlip();
  controller->WaitForPageFlipEvent();

  return success;
}

scoped_ptr<gfx::VSyncProvider> GbmSurfaceless::CreateVSyncProvider() {
  return scoped_ptr<gfx::VSyncProvider>(new DriVSyncProvider(window_delegate_));
}

}  // namespace ui