C++程序  |  62行  |  2.35 KB

/*
 * Copyright (C) 2009 Apple 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 APPLE COMPUTER, INC. ``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 COMPUTER, INC. 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, 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 ClientRect_h
#define ClientRect_h

#include "FloatRect.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>

namespace WebCore {

    class IntRect; 

    class ClientRect : public RefCounted<ClientRect> {
    public:
        static PassRefPtr<ClientRect> create() { return adoptRef(new ClientRect); }
        static PassRefPtr<ClientRect> create(const IntRect& rect) { return adoptRef(new ClientRect(rect)); }
        static PassRefPtr<ClientRect> create(const FloatRect& rect) { return adoptRef(new ClientRect(rect)); }

        float top() const { return m_rect.y(); }
        float right() const { return m_rect.maxX(); }
        float bottom() const { return m_rect.maxY(); }
        float left() const { return m_rect.x(); }
        float width() const { return m_rect.width(); }
        float height() const { return m_rect.height(); }

    private:
        ClientRect();
        ClientRect(const IntRect&);
        ClientRect(const FloatRect&);

        FloatRect m_rect;
    }; 

} // namespace WebCore

#endif // ClientRect_h