/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "mozilla/layers/ChromeProcessController.h"
#include "mozilla/layers/CompositorParent.h"
#include "mozilla/layers/APZCCallbackHelper.h"
#include "nsLayoutUtils.h"

using namespace mozilla;
using namespace mozilla::layers;
using namespace mozilla::widget;

void
ChromeProcessController::RequestContentRepaint(const FrameMetrics& aFrameMetrics)
{
  MOZ_ASSERT(NS_IsMainThread());

  if (aFrameMetrics.GetScrollId() == FrameMetrics::NULL_SCROLL_ID) {
    return;
  }

  nsCOMPtr<nsIContent> targetContent = nsLayoutUtils::FindContentFor(aFrameMetrics.GetScrollId());
  if (targetContent) {
    FrameMetrics metrics = aFrameMetrics;
    APZCCallbackHelper::UpdateSubFrame(targetContent, metrics);
  }
}

void
ChromeProcessController::PostDelayedTask(Task* aTask, int aDelayMs)
{
  MessageLoop::current()->PostDelayedTask(FROM_HERE, aTask, aDelayMs);
}

void
ChromeProcessController::AcknowledgeScrollUpdate(const FrameMetrics::ViewID& aScrollId,
                                                 const uint32_t& aScrollGeneration)
{
  APZCCallbackHelper::AcknowledgeScrollUpdate(aScrollId, aScrollGeneration);
}