/*
 * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
 *
 * This file is part of the KD Chart library.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#ifndef ZOOMPARAMETERS_H
#define ZOOMPARAMETERS_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the KD Chart API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

namespace KChart
{
/**
 * ZoomParameters stores the center and the factor of zooming internally
 * \internal
 */
class ZoomParameters
{
public:
    ZoomParameters()
        : xFactor(1.0)
        , yFactor(1.0)
        , xCenter(0.5)
        , yCenter(0.5)
    {
    }

    ZoomParameters(qreal xFactor, qreal yFactor, const QPointF &center)
        : xFactor(xFactor)
        , yFactor(yFactor)
        , xCenter(center.x())
        , yCenter(center.y())
    {
    }

    void setCenter(const QPointF &center)
    {
        xCenter = center.x();
        yCenter = center.y();
    }
    const QPointF center() const
    {
        return QPointF(xCenter, yCenter);
    }

    qreal xFactor;
    qreal yFactor;

    qreal xCenter;
    qreal yCenter;
};
}

#endif
