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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "MediaStreamController.h"
#if ENABLE(MEDIA_STREAM)
#include "MediaStreamClient.h"
#include "MediaStreamFrameController.h"
#include <wtf/Vector.h>
namespace WebCore {
class MediaStreamController::Request {
public:
Request()
: m_localId(0)
, m_frameController(0) { }
Request(int localId, MediaStreamFrameController* frameController)
: m_localId(localId)
, m_frameController(frameController) { }
int localId() const { return m_localId; }
MediaStreamFrameController* frameController() const { return m_frameController; }
private:
int m_localId;
MediaStreamFrameController* m_frameController;
};
MediaStreamController::MediaStreamController(MediaStreamClient* client)
: m_client(client)
, m_nextGlobalRequestId(1)
{
}
MediaStreamController::~MediaStreamController()
{
if (m_client)
m_client->mediaStreamDestroyed();
}
void MediaStreamController::unregisterFrameController(MediaStreamFrameController* frameController)
{
ASSERT(frameController);
// Done in two steps to avoid problems about iterators being invalidated while removing.
Vector<int> frameRequests;
for (RequestMap::iterator it = m_requests.begin(); it != m_requests.end(); ++it)
if (it->second.frameController() == frameController)
frameRequests.append(it->first);
for (Vector<int>::iterator it = frameRequests.begin(); it != frameRequests.end(); ++it)
m_requests.remove(*it);
}
int MediaStreamController::registerRequest(int localId, MediaStreamFrameController* frameController)
{
m_requests.add(m_nextGlobalRequestId, Request(localId, frameController));
return m_nextGlobalRequestId++;
}
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM)
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