dom/animation/AnimationUtils.h
author Brian Birtles <birtles@gmail.com>
Fri, 04 Dec 2015 08:32:53 +0900
changeset 309699 17eb384095497ac3b940aabe1de65f51f230c7b6
parent 272011 bd079aadd3feeee3f9b9f73c5e0bc4bd6a870722
child 318841 28618bbe4f248d332abc2b499b75b9cddaf7ebd2
permissions -rw-r--r--
Bug 1226118 part 5 - Move LogAsyncAnimationFailure to AnimationUtils; r=dholbert This patch also moves AnimationUtils out of the dom namespace since it seems unnecessary. We typically only put actual DOM interfaces in the dom namespace.

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */

#ifndef mozilla_dom_AnimationUtils_h
#define mozilla_dom_AnimationUtils_h

#include "mozilla/TimeStamp.h"
#include "mozilla/dom/Nullable.h"
#include "nsStringFwd.h"

class nsIContent;

namespace mozilla {

class AnimationUtils
{
public:
  static dom::Nullable<double>
    TimeDurationToDouble(const dom::Nullable<TimeDuration>& aTime)
  {
    dom::Nullable<double> result;

    if (!aTime.IsNull()) {
      result.SetValue(aTime.Value().ToMilliseconds());
    }

    return result;
  }

  static dom::Nullable<TimeDuration>
    DoubleToTimeDuration(const dom::Nullable<double>& aTime)
  {
    dom::Nullable<TimeDuration> result;

    if (!aTime.IsNull()) {
      result.SetValue(TimeDuration::FromMilliseconds(aTime.Value()));
    }

    return result;
  }

  static void LogAsyncAnimationFailure(nsCString& aMessage,
                                       const nsIContent* aContent = nullptr);
};

} // namespace mozilla

#endif