gecko-dev/dom/animation/AnimationUtils.h

47 lines
1.0 KiB
C++

/* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
/* 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"
namespace mozilla {
namespace dom {
class AnimationUtils
{
public:
static Nullable<double>
TimeDurationToDouble(const Nullable<TimeDuration>& aTime)
{
Nullable<double> result;
if (!aTime.IsNull()) {
result.SetValue(aTime.Value().ToMilliseconds());
}
return result;
}
static Nullable<TimeDuration>
DoubleToTimeDuration(const Nullable<double>& aTime)
{
Nullable<TimeDuration> result;
if (!aTime.IsNull()) {
result.SetValue(TimeDuration::FromMilliseconds(aTime.Value()));
}
return result;
}
};
} // namespace dom
} // namespace mozilla
#endif