/* 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 _COLORDESCRIPTOR_H_

#define _COLORDESCRIPTOR_H_

class CColorDescriptor

{

public:

    enum ColorFormat {

        lRGBA			= 0,

        sRGBA			= 1,

        lRGBA_PRE		= 2,

        sRGBA_PRE		= 3,

        lLA				= 4,

        sLA				= 5,

        lLA_PRE			= 6,

        sLA_PRE			= 7

    };

    enum ColorFormatBits

    {

        NONLINEAR		= (1<<0),

        PREMULTIPLIED	= (1<<1),

        LUMINANCE		= (1<<2)

    };

    CColorDescriptor(void) {

        m_bpp           = 0;

        m_redSize       = 0;

        m_greenSize     = 0;

        m_blueSize      = 0;

        m_luminanceSize = 0;

        m_alphaSize     = 0;

        m_alphaMaskSize = 0;

        m_format        = lRGBA_PRE;

        }

	CColorDescriptor(int red, int green, int blue, 

                     int luminance, bool nonlinear, int alpha, bool premultiplied,

                     int alphaMask, int bpp);

    ~CColorDescriptor(void) {};

    void Set( int red, int green, int blue, int luminance, bool nonlinear, int alpha,

        bool premultiplied, int alphaMask, int bpp);

    void SetAttribute( int attribute, int value );

    int GetAttribute( int attribute ) const;

    inline int Bpp() const { return m_bpp; }

    inline int RedSize() const { return m_redSize; }

    inline int GreenSize() const { return m_greenSize; }

    inline int BlueSize() const { return m_blueSize; }

    inline int LuminanceSize() const { return m_luminanceSize; }

    inline int AlphaSize() const { return m_alphaSize; }

    inline int AlphaMaskSize() const { return m_alphaMaskSize; }

    inline bool isLuminance() const { return (m_format & LUMINANCE) != 0; }

    inline bool isNonlinear() const { return (m_format & NONLINEAR) != 0; }

    inline bool isPremultiplied() const { return (m_format & PREMULTIPLIED) != 0; }

    ColorFormat Format() const { return m_format; }

    int GetSurfaceType() const;

    void SetSurfaceType(int surfaceType);

    void SetSurfaceType(int colorSpace, int alphaFormat);

    void SetColorBufferType( int colorBufferType );

    CColorDescriptor& operator=( const CColorDescriptor& rhs );

    bool operator==( const CColorDescriptor& rhs ) const;

    bool operator!=( const CColorDescriptor& rhs ) const;

    bool MatchBitDepth( const CColorDescriptor& desc ) const;

public:

    int  m_bpp;            /* Bits per pixel */

	int  m_redSize;        /* EGL_RED_SIZE */

    int  m_greenSize;      /* EGL_GREEN_SIZE */

    int  m_blueSize;       /* EGL_BLUE_SIZE */

    int  m_luminanceSize;  /* EGL_LUMINANCE_SIZE */

    int  m_alphaSize;      /* EGL_ALPHA_SIZE */

    int  m_alphaMaskSize;  /* EGL_ALPHA_MASK_SIZE */

    ColorFormat  m_format; /* Color format */

};

#endif //_COLORDESCRIPTOR_H_