// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __COLOURDEFS_H__

#define __COLOURDEFS_H__

/** 	@file

	@internalTechnology */

typedef TUint32 TRgbaColour;

const TUint KOpaqueAlpha	=0xFFu;

const TUint KTransparentAlpha=0;

const TUint KRedMask		=0x00FF0000u;

const TUint KGreenMask		=0x0000ff00u;

const TUint KBlueMask		=0x000000FFu;

const TUint KAlphaMask		=0xff000000u;

const TUint KRgbMask		=0x00ffffffu;

const TInt KRedShift		=16;

const TInt KGreenShift		=8;

const TInt KBlueShift		=0;

const TInt KAlphaShift		=24;

const TInt KAlphaPixelSize	=1;

const TInt KRgbPixelSize	=3;

const TInt KRgbaPixelSize	=4;

inline 

TInt Red(TRgbaColour aValue) 

	{

	return ((aValue & KRedMask)>>KRedShift);

	}

inline 

TInt Green(TRgbaColour aValue)

	{

	return((aValue & KGreenMask)>>KGreenShift);

	}

inline 

TInt Blue(TRgbaColour aValue)

	{

	return((aValue & KBlueMask)>>KBlueShift);

	}

inline 

TInt Alpha(TRgbaColour aValue)

	{

	return((aValue & KAlphaMask)>>KAlphaShift);

	}

#endif // __COLOURDEFS_H__