gecko-dev/dom/animation/AnimationTimeline.h

58 строки
1.5 KiB
C++

/* -*- 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_AnimationTimeline_h
#define mozilla_dom_AnimationTimeline_h
#include "nsISupports.h"
#include "nsWrapperCache.h"
#include "nsCycleCollectionParticipant.h"
#include "mozilla/AnimationUtils.h"
#include "mozilla/Attributes.h"
#include "nsIGlobalObject.h"
#include "js/TypeDecls.h"
namespace mozilla {
namespace dom {
class AnimationTimeline
: public nsISupports
, public nsWrapperCache
{
public:
explicit AnimationTimeline(nsIGlobalObject* aWindow)
: mWindow(aWindow)
{
MOZ_ASSERT(mWindow);
}
protected:
virtual ~AnimationTimeline() { }
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(AnimationTimeline)
nsIGlobalObject* GetParentObject() const { return mWindow; }
// AnimationTimeline methods
virtual Nullable<TimeDuration> GetCurrentTime() const = 0;
// Wrapper functions for AnimationTimeline DOM methods when called from
// script.
Nullable<double> GetCurrentTimeAsDouble() const {
return AnimationUtils::TimeDurationToDouble(GetCurrentTime());
}
protected:
nsCOMPtr<nsIGlobalObject> mWindow;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_AnimationTimeline_h