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/*
* Copyright (C) 2012 Apple 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 "RemoteLayerTreeHost.h"
#include "RemoteLayerTreeHostMessages.h"
#include "RemoteLayerTreeTransaction.h"
#include "WebPageProxy.h"
#include "WebProcessProxy.h"
#include <WebCore/GraphicsLayer.h>
using namespace WebCore;
namespace WebKit {
RemoteLayerTreeHost::RemoteLayerTreeHost(WebPageProxy* webPageProxy)
: m_webPageProxy(webPageProxy)
, m_rootLayer(nullptr)
{
m_webPageProxy->process()->addMessageReceiver(Messages::RemoteLayerTreeHost::messageReceiverName(), m_webPageProxy->pageID(), this);
}
RemoteLayerTreeHost::~RemoteLayerTreeHost()
{
m_webPageProxy->process()->removeMessageReceiver(Messages::RemoteLayerTreeHost::messageReceiverName(), m_webPageProxy->pageID());
}
void RemoteLayerTreeHost::notifyAnimationStarted(const GraphicsLayer*, double time)
{
}
void RemoteLayerTreeHost::notifyFlushRequired(const GraphicsLayer*)
{
}
void RemoteLayerTreeHost::paintContents(const GraphicsLayer*, GraphicsContext&, GraphicsLayerPaintingPhase, const IntRect&)
{
}
void RemoteLayerTreeHost::commit(const RemoteLayerTreeTransaction& transaction)
{
GraphicsLayer* rootLayer = getOrCreateLayer(transaction.rootLayerID());
if (m_rootLayer != rootLayer) {
m_rootLayer = rootLayer;
m_webPageProxy->setAcceleratedCompositingRootLayer(m_rootLayer);
}
#ifndef NDEBUG
// FIXME: Apply the transaction instead of dumping it to stderr.
transaction.dump();
#endif
}
GraphicsLayer* RemoteLayerTreeHost::getOrCreateLayer(uint64_t layerID)
{
auto addResult = m_layers.add(layerID, nullptr);
if (addResult.isNewEntry)
addResult.iterator->value = GraphicsLayer::create(this);
return addResult.iterator->value.get();
}
} // namespace WebKit
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