/****************************************************************************
** Copyright (C) 2001-2011 Klaralvdalens Datakonsult AB.  All rights reserved.
**
** This file is part of the KD Chart library.
**
** Licensees holding valid commercial KD Chart licenses may use this file in
** accordance with the KD Chart Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.GPL.txt included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/

#ifndef KDCHARTTERNARYLINEDIAGRAM_H
#define KDCHARTTERNARYLINEDIAGRAM_H

#include "KDChartTernaryCoordinatePlane.h"
#include "KDChartAbstractTernaryDiagram.h"


namespace KDChart {

    /**
      * @brief A TernaryLineDiagram is a line diagram with a ternary coordinate plane
      */
    class KDCHART_EXPORT TernaryLineDiagram : public AbstractTernaryDiagram
    {
        Q_OBJECT
        Q_DISABLE_COPY( TernaryLineDiagram )
        KDCHART_DECLARE_DERIVED_DIAGRAM( TernaryLineDiagram, TernaryCoordinatePlane )

    public:
        explicit TernaryLineDiagram ( QWidget* parent = 0, TernaryCoordinatePlane* plane = 0 );
        virtual ~TernaryLineDiagram();

        void resize (const QSizeF &area);
        void paint (PaintContext *paintContext);

    protected:
        const QPair< QPointF, QPointF > calculateDataBoundaries () const;

    };
}

#endif
