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qpen.h

/****************************************************************************
** $Id: qt/src/kernel/qpen.h   2.2.1   edited 2000-08-25 $
**
** Definition of QPen class
**
** Created : 940112
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** 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.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** 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/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef QPEN_H
#define QPEN_H

#ifndef QT_H
#include "qcolor.h"
#include "qshared.h"
#endif // QT_H


class Q_EXPORT QPen: public Qt
{
friend class QPainter;
public:
    QPen();
    QPen( PenStyle );
    QPen( const QColor &color, uint width=0, PenStyle style=SolidLine );
    QPen( const QColor &cl, uint w, PenStyle s, PenCapStyle c, PenJoinStyle j);
    QPen( const QPen & );
   ~QPen();
    QPen &operator=( const QPen & );

    PenStyle    style() const           { return data->style; }
    void        setStyle( PenStyle );
    uint        width() const           { return data->width; }
    void        setWidth( uint );
    const QColor &color() const         { return data->color; }
    void        setColor( const QColor & );
    PenCapStyle capStyle() const;
    void        setCapStyle( PenCapStyle );
    PenJoinStyle joinStyle() const;
    void        setJoinStyle( PenJoinStyle );

    bool        operator==( const QPen &p ) const;
    bool        operator!=( const QPen &p ) const
                                        { return !(operator==(p)); }

private:
    QPen        copy()  const;
    void        detach();
    void        init( const QColor &, uint, uint );
    struct QPenData : public QShared {          // pen data
        PenStyle  style;
        uint      width;
        QColor    color;
        Q_UINT16  linest;
    } *data;
};


/*****************************************************************************
  QPen stream functions
 *****************************************************************************/
#ifndef QT_NO_DATASTREAM
Q_EXPORT QDataStream &operator<<( QDataStream &, const QPen & );
Q_EXPORT QDataStream &operator>>( QDataStream &, QPen & );
#endif

#endif // QPEN_H