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framebuffer.h

This is the verbatim text of the framebuffer.h include file. It is provided only for illustration; the copyright remains with Trolltech.

/**********************************************************************
** Copyright (C) 2000-2005 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
** 
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 2 of the License, or (at your
** option) any later version.
** 
** A copy of the GNU GPL license version 2 is included in this package as 
** LICENSE.GPL.
**
** This program is distributed in the hope that it will be useful, but
** WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
** See the GNU General Public License for more details.
**
** In addition, as a special exception Trolltech gives permission to link
** the code of this program with Qtopia applications copyrighted, developed
** and distributed by Trolltech under the terms of the Qtopia Personal Use
** License Agreement. You must comply with the GNU General Public License
** in all respects for all of the code used other than the applications
** licensed under the Qtopia Personal Use License Agreement. If you modify
** this file, you may extend this exception to your version of the file,
** but you are not obligated to do so. If you do not wish to do so, delete
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** Contact info@trolltech.com if any conditions of this licensing are
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**********************************************************************/
#ifndef FRAMEBUFFER_H
#define FRAMEBUFFER_H


typedef unsigned char uchar;


class FrameBuffer {
public:
    FrameBuffer();
    ~FrameBuffer();
    void create( uchar *bits, int lineStep, int x, int y, int w, int h );
    void rotateToBuffer( FrameBuffer *dst, int dstX, int dstY, int srcX, int srcY, int w, int h, int quadrants );
    uchar **jumpTable();
    int width();
    int height();
private:
    uchar **jt;
    int x, y, w, h;
    uchar *bits;
    int lineStep;
};


#endif // FRAMEBUFFER_H