framebuffer.h

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.7平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#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, bool direction );
    uchar **jumpTable();
    int width();
    int height();
private:
    uchar **jt;
    int x, y, w, h;
    uchar *bits;
    int lineStep;
};


#endif // FRAMEBUFFER_H