/*

* Copyright (c) 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:

*

*/

#include "BMCONV.H"

int BitmapUtils::ByteWidth(int aPixelWidth,int aBitsPerPixel)

	{

	int wordWidth = 0;

	switch (aBitsPerPixel)

		{

	case 1:

		wordWidth = (aPixelWidth + 31) / 32;

		break;

	case 2:

		wordWidth = (aPixelWidth + 15) / 16;

		break;

	case 4:

		wordWidth = (aPixelWidth + 7) / 8;

		break;

	case 8:

		wordWidth = (aPixelWidth + 3) / 4;

		break;

	case 12:

	case 16:

		wordWidth = (aPixelWidth + 1) / 2;

		break;

	case 24:

		wordWidth = (((aPixelWidth * 3) + 11) / 12) * 3;

		break;

	case 32:

		wordWidth = aPixelWidth;

		break;

	default:

		break;

		};

	return wordWidth * 4;

	}