KDChartAbstractTernaryDiagram.h

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/* -*- Mode: C++ -*-
   KDChart - a multi-platform charting engine
   */

/****************************************************************************
 ** Copyright (C) 2005-2007 Klarälvdalens Datakonsult AB.  All rights reserved.
 **
 ** This file is part of the KD Chart library.
 **
 ** 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 commercial KD Chart licenses may use this file in
 ** accordance with the KD Chart 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.kdab.net/kdchart for
 **   information about KD Chart Commercial License Agreements.
 **
 ** Contact info@kdab.net if any conditions of this
 ** licensing are not clear to you.
 **
 **********************************************************************/

#ifndef KDCHARTABSTRACTTERNARYDIAGRAM_H
#define KDCHARTABSTRACTTERNARYDIAGRAM_H

#include "../KDChartAbstractDiagram.h"
#include "KDChartTernaryAxis.h"

namespace KDChart {

    class TernaryCoordinatePlane;
    class TernaryAxis;

    class KDCHART_EXPORT AbstractTernaryDiagram : public AbstractDiagram
    {
        Q_OBJECT
        Q_DISABLE_COPY( AbstractTernaryDiagram )
        KDCHART_DECLARE_DERIVED_DIAGRAM( AbstractTernaryDiagram,
                                         TernaryCoordinatePlane )

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

        virtual void resize (const QSizeF &area) = 0;
        virtual void paint (PaintContext *paintContext);

        virtual void addAxis( TernaryAxis* axis );
        virtual void takeAxis( TernaryAxis* axis );
        virtual TernaryAxisList axes () const;

    protected:
        virtual const QPair< QPointF, QPointF >  calculateDataBoundaries () const = 0;

    };

}

#endif

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