/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
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****************************************************************************/

//  W A R N I N G
//  -------------
//
// This file is not part of the Qt 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.


#ifndef BOXPLOTCHARTITEM_H
#define BOXPLOTCHARTITEM_H

#include <private/boxwhiskers_p.h>
#include <QtCharts/QBoxPlotSeries>
#include <QtCharts/private/qchartglobal_p.h>
#include <private/chartitem_p.h>
#include <private/boxplotanimation_p.h>
#include <QtCharts/QBoxSet>
#include <QtWidgets/QGraphicsItem>

QT_CHARTS_BEGIN_NAMESPACE

class BoxPlotSeriesPrivate;

class Q_CHARTS_PRIVATE_EXPORT BoxPlotChartItem : public ChartItem
{
    Q_OBJECT
public:
    BoxPlotChartItem(QBoxPlotSeries *series, QGraphicsItem *item = 0);
    ~BoxPlotChartItem();

    void setAnimation(BoxPlotAnimation *animation);

    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
    QRectF boundingRect() const;

public Q_SLOTS:
    void handleSeriesVisibleChanged();
    void handleOpacityChanged();
    void handleDataStructureChanged();
    void handleDomainUpdated();
    void handleLayoutChanged();
    void handleUpdatedBars();
    void handleBoxsetRemove(QList<QBoxSet *> barSets);

private:
    virtual QVector<QRectF> calculateLayout();
    void initializeLayout();
    bool updateBoxGeometry(BoxWhiskers *box, int index);

protected:
    friend class QBoxPlotSeriesPrivate;
    QBoxPlotSeries *m_series; // Not owned.
    QList<BoxWhiskers *> m_boxes;
    QHash<QBoxSet *, BoxWhiskers *> m_boxTable;
    int m_seriesIndex;
    int m_seriesCount;

    BoxPlotAnimation *m_animation;

    QRectF m_boundingRect;
};

QT_CHARTS_END_NAMESPACE

#endif // BOXPLOTCHARTITEM_H
