/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
****************************************************************************/

//  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 BARCHARTITEM_H
#define BARCHARTITEM_H

#include <private/abstractbarchartitem_p.h>
#include <QtCharts/QStackedBarSeries>
#include <QtWidgets/QGraphicsItem>
#include <QtCharts/private/qchartglobal_p.h>

QT_CHARTS_BEGIN_NAMESPACE

class Q_CHARTS_PRIVATE_EXPORT BarChartItem : public AbstractBarChartItem
{
    Q_OBJECT
public:
    BarChartItem(QAbstractBarSeries *series, QGraphicsItem* item = 0);

private Q_SLOTS:
    void handleLabelsPositionChanged();
    void positionLabels();

private:
    virtual QVector<QRectF> calculateLayout();
    void initializeLayout(int set, int category,
                          int layoutIndex, bool resetAnimation);
    QPointF topLeftPoint(int set, int setCount, int category, qreal barWidth, qreal value);
    QPointF bottomRightPoint(int set, int setCount, int category, qreal barWidth, qreal value);
};

QT_CHARTS_END_NAMESPACE

#endif // BARCHARTITEM_H