MeterShadowElement.h   [plain text]

/*
 * Copyright (C) 2011 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,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef MeterShadowElement_h
#define MeterShadowElement_h

#include "HTMLDivElement.h"
#include <wtf/Forward.h>

namespace WebCore {

class HTMLMeterElement;

class MeterShadowElement : public HTMLDivElement {
public:
    MeterShadowElement(Document*);
    HTMLMeterElement* meterElement() const;

private:
    virtual bool rendererIsNeeded(RenderStyle*);
};

class MeterBarElement : public MeterShadowElement {
public:
    MeterBarElement(Document* document) 
        : MeterShadowElement(document)
    {
    }

    static PassRefPtr<MeterBarElement> create(Document*);
    virtual const AtomicString& shadowPseudoId() const;
};

inline PassRefPtr<MeterBarElement> MeterBarElement::create(Document* document)
{
    return adoptRef(new MeterBarElement(document));
}


class MeterValueElement : public MeterShadowElement {
public:
    MeterValueElement(Document* document) 
        : MeterShadowElement(document)
    {
    }

    virtual const AtomicString& shadowPseudoId() const;
    static PassRefPtr<MeterValueElement> create(Document*);
    void setWidthPercentage(double);
};

inline PassRefPtr<MeterValueElement> MeterValueElement::create(Document* document)
{
    return adoptRef(new MeterValueElement(document));
}

}

#endif