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qpointarray.h

/****************************************************************************
** $Id: qt/src/kernel/qpointarray.h   2.2.1   edited 2000-08-25 $
**
** Definition of QPointArray class
**
** Created : 940213
**
** 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 QPOINTARRAY_H
#define QPOINTARRAY_H

#ifndef QT_H
#include "qarray.h"
#include "qpoint.h"
#endif // QT_H


#if defined(Q_TEMPLATEDLL)
template class Q_EXPORT QArray<QPoint>;
#endif

class Q_EXPORT QPointArray : public QArray<QPoint>
{
public:
    QPointArray() {}
    ~QPointArray() {}
    QPointArray( int size ) : QArray<QPoint>( size ) {}
    QPointArray( const QPointArray &a ) : QArray<QPoint>( a ) {}
    QPointArray( const QRect &r, bool closed=FALSE );
    QPointArray( int nPoints, const QCOORD *points );

    QPointArray  &operator=( const QPointArray &a )
        { return (QPointArray&)assign( a ); }

    QPointArray copy() const
        { QPointArray tmp; return *((QPointArray*)&tmp.duplicate(*this)); }

    void    translate( int dx, int dy );
    QRect   boundingRect() const;

    void    point( uint i, int *x, int *y ) const;
    QPoint  point( uint i ) const;
    void    setPoint( uint i, int x, int y );
    void    setPoint( uint i, const QPoint &p );
    bool    setPoints( int nPoints, const QCOORD *points );
    bool    setPoints( int nPoints, int firstx, int firsty, ... );
    bool    putPoints( int index, int nPoints, const QCOORD *points );
    bool    putPoints( int index, int nPoints, int firstx, int firsty, ... );

    void    makeArc( int x, int y, int w, int h, int a1, int a2 );
    void    makeEllipse( int x, int y, int w, int h );
    void    makeArc( int x, int y, int w, int h, int a1, int a2,
                     const QWMatrix& );
    QPointArray quadBezier() const;

    void*  shortPoints( int index = 0, int nPoints = -1 ) const;
    static void cleanBuffers();

protected:
    static uint splen;
    static void* sp;
};


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

/*****************************************************************************
  Misc. QPointArray functions
 *****************************************************************************/

inline void QPointArray::setPoint( uint i, const QPoint &p )
{
    setPoint( i, p.x(), p.y() );
}


#endif // QPOINTARRAY_H