/*

 * 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. 

 */

#include "config.h"

#if ENABLE(3D_CANVAS)

#include "CanvasObject.h"

#include "WebGLRenderingContext.h"

namespace WebCore {

CanvasObject::CanvasObject(WebGLRenderingContext* context)

    : m_object(0)

    , m_shouldDeleteObject(true)

    , m_context(context)

{

}

CanvasObject::~CanvasObject()

{

    if (m_context)

        m_context->removeObject(this);

}

void CanvasObject::setObject(Platform3DObject object, bool shouldDeleteObject)

{

    if (object == m_object)

        return;

    deleteObject();

    m_object = object;

    m_shouldDeleteObject = shouldDeleteObject;

}

void CanvasObject::deleteObject()

{

    if (m_object) {

        if (m_shouldDeleteObject)

            if (m_context) {

                m_context->graphicsContext3D()->makeContextCurrent();

                _deleteObject(m_object);

            }

        m_object = 0;

    }

    m_shouldDeleteObject = true;

}

}

#endif // ENABLE(3D_CANVAS)