/*

* Copyright (c) 2006-2007 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:  Creates converters.

*

*/

#ifndef CMIDCONVERTFACTORY_H

#define CMIDCONVERTFACTORY_H

//  INCLUDES

#include <e32base.h>

#include <gdi.h>

// Constants

const TInt KFormatNotSupported = -100;

// Pixel formats from DirectGraphics

const TInt KMIDTypeByte1Gray = 1;

const TInt KMIDTypeByte1GrayVertical = -1;

const TInt KMIDTypeByte2Gray = 2;

const TInt KMIDTypeByte4Gray = 4;

const TInt KMIDTypeByte8Gray = 8;

const TInt KMIDTypeByte332RGB = 332;

const TInt KMIDTypeUshort4444ARGB = 4444;

const TInt KMIDTypeUshort444RGB = 444;

const TInt KMIDTypeUshort555RGB = 555;

const TInt KMIDTypeUshort1555ARGB = 1555;

const TInt KMIDTypeUshort565RGB = 565;

const TInt KMIDTypeInt888RGB = 888;

const TInt KMIDTypeInt888ARGB = 32888; // 888 with 8-bit alpha in a 32-bit bitmap

const TInt KMIDTypeInt8888ARGB = 8888;

// FORWARD DECLARATIONS

class TMIDFormatConverter;

//  CLASS DEFINITION

/**

 *

 * Creates converters.

 *

 */

NONSHARABLE_CLASS(CMIDConvertFactory): public CBase

{

public: // constuctor & destructor

    CMIDConvertFactory();

    ~CMIDConvertFactory();

public:

    // returns new or cached converter

    TMIDFormatConverter* ConverterL(TInt aFormat);

    // returns always new converter

    static TMIDFormatConverter* NewConverterL(TInt aFormat);

    // returns pixel format for given display mode

    static TInt GetPixelFormat(const TDisplayMode& aDisplayMode);

private: // data

    // last used converter

    TMIDFormatConverter* iLastUsedConverter;

    // last used format

    TInt iFormat;

};

#endif // CMIDCONVERTFACTORY_H