/*

* Copyright (c) 2005 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 LCDBITBLT_H

#define LCDBITBLT_H

class TAcceleratedBitmapInfo;

class TRect;

class TLcdTransform;

typedef void (*TBlitLineFunction)(TUint8*,TInt,TUint8*,TInt);

typedef void (*TMaskBlitLineFunction)(TUint8*,TInt,TUint8*,TInt,TUint8*,TInt);

/**

 * Generic image copying routine, with no separate mask or alpha bitmap. The

 * work is carried out by calls to aBlitLineFn for each line in the destination

 * bitmap.

 */

extern void GenericBlit

(

    const TAcceleratedBitmapInfo*   aDstColorBitmap,

    const TRect&                    aDstRect,       // must be clipped to destination

    const TAcceleratedBitmapInfo*   aSrcColorBitmap,

    const TLcdTransform&            aTransform,     // includes anchor

    TBlitLineFunction               aBlitLineFn     // function to call on each line

);

/**

 * Generic image copying routine, with separate mask or alpha bitmap. The

 * work is carried out by calls to aBlitLineFn for each line in the destination

 * bitmap. The aAlphaBitmap is treated as corresponding to the source bitmap,

 * unless aIsSrcAlpha is set to EFalse.

 */

extern void GenericMaskBlit

(

    const TAcceleratedBitmapInfo*   aDstColorBitmap,

    const TRect&                    aDstRect,       // must be clipped to destination

    const TAcceleratedBitmapInfo*   aSrcColorBitmap,

    const TLcdTransform&            aTransform,     // includes anchor

    const TAcceleratedBitmapInfo*   aAlphaBitmap,   // source or destination alpha

    TBool                           aIsSrcAlpha,    // ETrue if alpha is source

    TMaskBlitLineFunction           aBlitLineFn     // function to call on each line

);

/**

 * Opaque 1bpp to opaque 1bpp bitblt with transform.

 */

extern void BitBltOneBpp

(

    const TAcceleratedBitmapInfo*   aDstColorBitmap,

    const TAcceleratedBitmapInfo*   /*aDstAlphaBitmap*/,

    const TRect&                    aDstRect,

    const TAcceleratedBitmapInfo*   aSrcColorBitmap,

    const TAcceleratedBitmapInfo*   /*aSrcAlphaBitmap*/,

    const TLcdTransform&            aTransform

);

/**

 * Opaque 8bpp to opaque 8bpp bitblt with simple transform.

 */

extern void BitBltEightBppSimple

(

    const TAcceleratedBitmapInfo*   aDstColorBitmap,

    const TAcceleratedBitmapInfo*   /*aDstAlphaBitmap*/,

    const TRect&                    aDstRect,

    const TAcceleratedBitmapInfo*   aSrcColorBitmap,

    const TAcceleratedBitmapInfo*   /*aSrcAlphaBitmap*/,

    const TLcdTransform&            aTransform

);

/**

 * Opaque 8bpp to opaque 8bpp bitblt with transform.

 */

extern void BitBltEightBpp

(

    const TAcceleratedBitmapInfo*   aDstColorBitmap,

    const TAcceleratedBitmapInfo*   /*aDstAlphaBitmap*/,

    const TRect&                    aDstRect,

    const TAcceleratedBitmapInfo*   aSrcColorBitmap,

    const TAcceleratedBitmapInfo*   /*aSrcAlphaBitmap*/,

    const TLcdTransform&            aTransform

);

#endif // LCDBITBLT_H