Source/WebCore/rendering/style/ExclusionShapeValue.h

/*
 * Copyright (C) 2012 Adobe Systems Incorporated. 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
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 *    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,
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 */

#ifndef ExclusionShapeValue_h
#define ExclusionShapeValue_h

#include "BasicShapes.h"
#include <wtf/PassRefPtr.h>

namespace WebCore {

class ExclusionShapeValue : public RefCounted<ExclusionShapeValue> {
public:
    enum ExclusionShapeValueType {
        // The AUTO value is defined by a null ExclusionShapeValue*
        SHAPE,
        OUTSIDE
    };

    static PassRefPtr<ExclusionShapeValue> createShapeValue(PassRefPtr<BasicShape> shape)
    {
        return adoptRef(new ExclusionShapeValue(shape));
    }

    static PassRefPtr<ExclusionShapeValue> createOutsideValue()
    {
        return adoptRef(new ExclusionShapeValue(OUTSIDE));
    }

    ExclusionShapeValueType type() const { return m_type; }
    BasicShape* shape() const { return m_shape.get(); }
    bool operator==(const ExclusionShapeValue& other) const { return type() == other.type(); }

private:
    ExclusionShapeValue(PassRefPtr<BasicShape> shape) : m_type(SHAPE), m_shape(shape) { }
    ExclusionShapeValue(ExclusionShapeValueType type) : m_type(type) { }
    ExclusionShapeValueType m_type;
    RefPtr<BasicShape> m_shape;
};

}

#endif