gecko-dev/dom/media/SeekJob.cpp
Kaku Kuo b04c20b172 Bug 1261020 - part 1 - implement SeekTask; r=jwwang
MozReview-Commit-ID: GTrzI3ZuYeo

--HG--
rename : dom/media/MediaDecoderStateMachine.h => dom/media/SeekJob.h
extra : transplant_source : %17%12%88%F9%C1e%DFnw%29%D9%F6%E7I%D4%F3%7FUrJ
2016-04-14 12:01:55 +08:00

56 lines
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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 "SeekJob.h"
namespace mozilla {
SeekJob::SeekJob()
{
}
SeekJob::SeekJob(SeekJob&& aOther) : mTarget(aOther.mTarget)
{
aOther.mTarget.Reset();
mPromise = Move(aOther.mPromise);
}
SeekJob::~SeekJob()
{
MOZ_DIAGNOSTIC_ASSERT(!mTarget.IsValid());
MOZ_DIAGNOSTIC_ASSERT(mPromise.IsEmpty());
}
SeekJob& SeekJob::operator=(SeekJob&& aOther)
{
MOZ_DIAGNOSTIC_ASSERT(!Exists());
mTarget = aOther.mTarget;
aOther.mTarget.Reset();
mPromise = Move(aOther.mPromise);
return *this;
}
bool SeekJob::Exists()
{
MOZ_ASSERT(mTarget.IsValid() == !mPromise.IsEmpty());
return mTarget.IsValid();
}
void SeekJob::Resolve(bool aAtEnd, const char* aCallSite)
{
MediaDecoder::SeekResolveValue val(aAtEnd, mTarget.mEventVisibility);
mPromise.Resolve(val, aCallSite);
mTarget.Reset();
}
void SeekJob::RejectIfExists(const char* aCallSite)
{
mTarget.Reset();
mPromise.RejectIfExists(true, aCallSite);
}
} // namespace mozilla