/****************************************************************************
**
** Copyright (C) 1992-2004 Trolltech AS. All rights reserved.
**
** This file is part of the painting module of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef QPOLYGONSCANNER_H
#define QPOLYGONSCANNER_H

#include "qglobal.h"

class QPointArray;
class QPoint;

class Q_GUI_EXPORT QPolygonScanner {
public:
    // BIC: fix for 3.0
    void scan(const QPointArray& pa, bool winding, int index=0, int npoints=-1);
    void scan(const QPointArray& pa, bool winding, int index, int npoints, bool stitchable);
    enum Edge { Left=1, Right=2, Top=4, Bottom=8 };
    void scan(const QPointArray& pa, bool winding, int index, int npoints, Edge edges);
    virtual void processSpans(int n, QPoint* point, int* width)=0;
};

#endif // QPOLYGONSCANNER_H
