/*
 * 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#ifndef EffectModel_h
#define EffectModel_h

#include "bindings/core/v8/ScriptWrappable.h"
#include "core/CSSPropertyNames.h"
#include "core/CoreExport.h"
#include "core/animation/PropertyHandle.h"
#include "platform/heap/Handle.h"
#include "wtf/HashMap.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/RefCounted.h"

namespace blink {

class Interpolation;

class CORE_EXPORT EffectModel : public RefCountedWillBeGarbageCollectedFinalized<EffectModel>, public ScriptWrappable {
    DEFINE_WRAPPERTYPEINFO();
public:
    enum CompositeOperation {
        CompositeReplace,
        CompositeAdd,
    };

    EffectModel() { }
    virtual ~EffectModel() { }
    virtual void sample(int iteration, double fraction, double iterationDuration, OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation>>>&) const = 0;

    virtual bool affects(PropertyHandle) const { return false; }
    virtual bool isTransformRelatedEffect() const { return false; }
    virtual bool isKeyframeEffectModel() const { return false; }

    DEFINE_INLINE_VIRTUAL_TRACE() { }
};

} // namespace blink

#endif // EffectModel_h
