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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/blink/texttrack_impl.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/single_thread_task_runner.h"
#include "media/base/bind_to_current_loop.h"
#include "media/blink/webinbandtexttrack_impl.h"
#include "third_party/WebKit/public/platform/WebInbandTextTrackClient.h"
#include "third_party/WebKit/public/platform/WebMediaPlayerClient.h"
namespace media {
TextTrackImpl::TextTrackImpl(
const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
blink::WebMediaPlayerClient* client,
scoped_ptr<WebInbandTextTrackImpl> text_track)
: task_runner_(task_runner),
client_(client),
text_track_(text_track.Pass()) {
client_->addTextTrack(text_track_.get());
}
TextTrackImpl::~TextTrackImpl() {
task_runner_->PostTask(
FROM_HERE,
base::Bind(&TextTrackImpl::OnRemoveTrack,
client_,
base::Passed(&text_track_)));
}
void TextTrackImpl::addWebVTTCue(const base::TimeDelta& start,
const base::TimeDelta& end,
const std::string& id,
const std::string& content,
const std::string& settings) {
task_runner_->PostTask(
FROM_HERE,
base::Bind(&TextTrackImpl::OnAddCue,
text_track_.get(),
start, end,
id, content, settings));
}
void TextTrackImpl::OnAddCue(WebInbandTextTrackImpl* text_track,
const base::TimeDelta& start,
const base::TimeDelta& end,
const std::string& id,
const std::string& content,
const std::string& settings) {
if (blink::WebInbandTextTrackClient* client = text_track->client()) {
client->addWebVTTCue(start.InSecondsF(),
end.InSecondsF(),
blink::WebString::fromUTF8(id),
blink::WebString::fromUTF8(content),
blink::WebString::fromUTF8(settings));
}
}
void TextTrackImpl::OnRemoveTrack(
blink::WebMediaPlayerClient* client,
scoped_ptr<WebInbandTextTrackImpl> text_track) {
if (text_track->client())
client->removeTextTrack(text_track.get());
}
} // namespace media
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