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/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
* Copyright (C) 2013 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
*/
#ifndef InspectorLayerTreeAgent_h
#define InspectorLayerTreeAgent_h
#include "InspectorFrontend.h"
#include "InspectorTypeBuilder.h"
#include "core/inspector/InspectorBaseAgent.h"
#include "core/rendering/RenderLayer.h"
#include "platform/Timer.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/PassRefPtr.h"
#include "wtf/text/WTFString.h"
namespace WebCore {
class InspectorDOMAgent;
class InstrumentingAgents;
class Page;
class RenderLayerCompositor;
typedef String ErrorString;
class InspectorLayerTreeAgent : public InspectorBaseAgent<InspectorLayerTreeAgent>, public InspectorBackendDispatcher::LayerTreeCommandHandler {
public:
static PassOwnPtr<InspectorLayerTreeAgent> create(InstrumentingAgents* instrumentingAgents, InspectorCompositeState* state, InspectorDOMAgent* domAgent, Page* page)
{
return adoptPtr(new InspectorLayerTreeAgent(instrumentingAgents, state, domAgent, page));
}
~InspectorLayerTreeAgent();
virtual void setFrontend(InspectorFrontend*);
virtual void clearFrontend();
virtual void restore();
// Called from InspectorInstrumentation
void layerTreeDidChange();
void didPaint(RenderObject*, GraphicsContext*, const LayoutRect&);
// Called from the front-end.
virtual void enable(ErrorString*);
virtual void disable(ErrorString*);
virtual void compositingReasons(ErrorString*, const String& layerId, RefPtr<TypeBuilder::Array<String> >&);
private:
typedef HashMap<int, int> LayerIdToNodeIdMap;
InspectorLayerTreeAgent(InstrumentingAgents*, InspectorCompositeState*, InspectorDOMAgent*, Page*);
RenderLayerCompositor* renderLayerCompositor();
GraphicsLayer* layerById(ErrorString*, const String& layerId);
void notificationTimerFired(Timer<InspectorLayerTreeAgent>*);
PassRefPtr<TypeBuilder::Array<TypeBuilder::LayerTree::Layer> > buildLayerTree();
void buildLayerIdToNodeIdMap(RenderLayer*, LayerIdToNodeIdMap&);
int idForNode(Node*);
InspectorFrontend::LayerTree* m_frontend;
Page* m_page;
InspectorDOMAgent* m_domAgent;
Timer<InspectorLayerTreeAgent> m_notificationTimer;
bool m_notifyAfterNextLayersUpdate;
HashMap<const RenderLayer*, String> m_documentLayerToIdMap;
};
} // namespace WebCore
#endif // !defined(InspectorLayerTreeAgent_h)