/* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and /or associated documentation files

 * (the "Materials "), to deal in the Materials without restriction,

 * including without limitation the rights to use, copy, modify, merge,

 * publish, distribute, sublicense, and/or sell copies of the Materials,

 * and to permit persons to whom the Materials are furnished to do so,

 * subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included

 * in all copies or substantial portions of the Materials.

 *

 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,

 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR

 * THE USE OR OTHER DEALINGS IN THE MATERIALS.

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:

 *

 */

#ifndef _EGLIMAGE_H_

#define _EGLIMAGE_H_

#include <EGL/egl.h>

#include <vector>

#include "SurfaceDescriptor.h"

// Forward declarations

class CEGLState;

class CEGLImage

{

public:

    CEGLImage( EGLenum target, EGLClientBuffer buffer, SurfaceDescriptor desc, void* data );

    virtual ~CEGLImage(void);

    inline EGLenum Target() const { return m_target; }

    EGLClientBuffer ClientBuffer() const { return m_buffer; }

    inline EGLint DataStride() const { return m_SurfDesc.m_stride; }

    inline EGLint Height() const { return m_SurfDesc.m_height; }

    inline EGLint Width() const { return m_SurfDesc.m_width; }

    inline EGLint DataSize() const { return (m_SurfDesc.m_height * m_SurfDesc.m_stride); }

	inline const SurfaceDescriptor& SurfaceDesc() const { return m_SurfDesc; }

    inline void* Data() const { return m_data; }

    void AddSibling( EGLenum target, EGLClientBuffer buffer);

    void UpdateData( CEGLState *state, void* data );

    void DestroyAllSiblings();

public:

    struct EGLImageSibling

        {

        EGLenum target;

        EGLClientBuffer buffer;

        EGLImageSibling* next;

        };

private:

    EGLenum m_target;

    EGLClientBuffer m_buffer;

    void* m_data;

    SurfaceDescriptor m_SurfDesc;

    EGLImageSibling* m_siblings;

};

#endif // _EGLIMAGE_H_