/*
* Copyright (C) 2013 Adobe Systems Incorporated. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 THE COPYRIGHT HOLDER 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 ReferenceFilterBuilder_h
#define ReferenceFilterBuilder_h
#include "core/fetch/DocumentResourceReference.h"
#include "platform/graphics/filters/FilterEffect.h"
#include "wtf/HashMap.h"
#include "wtf/PassRefPtr.h"
namespace WebCore {
class Filter;
class FilterEffect;
class FilterOperation;
class ReferenceFilterOperation;
class RenderObject;
class ReferenceFilterBuilder {
public:
static DocumentResourceReference* documentResourceReference(const FilterOperation*);
static void setDocumentResourceReference(const FilterOperation*, PassOwnPtr<DocumentResourceReference>);
static void clearDocumentResourceReference(const FilterOperation*);
static PassRefPtr<FilterEffect> build(Filter*, RenderObject* renderer, FilterEffect* previousEffect, const ReferenceFilterOperation*);
private:
static HashMap<const FilterOperation*, OwnPtr<DocumentResourceReference> >* documentResourceReferences;
};
}
#endif // ReferenceFilterBuilder_h