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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/

//  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 CARTESIANCHARTAXIS_H
#define CARTESIANCHARTAXIS_H

#include <QtCharts/QChartGlobal>
#include <private/chartaxiselement_p.h>

QT_CHARTS_BEGIN_NAMESPACE

class QAbstractAxis;

class CartesianChartAxis : public ChartAxisElement
{
    Q_OBJECT
    Q_INTERFACES(QGraphicsLayoutItem)
public:

    CartesianChartAxis(QAbstractAxis *axis, QGraphicsItem *item = 0, bool intervalAxis = false);
    ~CartesianChartAxis();

    void setGeometry(const QRectF &axis, const QRectF &grid);
    QRectF gridGeometry() const { return m_gridRect; }
    bool isEmpty();

    virtual QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;

protected:
    void setGeometry(const QRectF &size) { Q_UNUSED(size);}
    virtual void updateGeometry() = 0;
    void updateLayout(QVector<qreal> &layout);

public Q_SLOTS:
    virtual void handleArrowPenChanged(const QPen &pen);
    virtual void handleGridPenChanged(const QPen &pen);
    virtual void handleShadesBrushChanged(const QBrush &brush);
    virtual void handleShadesPenChanged(const QPen &pen);
    virtual void handleMinorArrowPenChanged(const QPen &pen);
    virtual void handleMinorGridPenChanged(const QPen &pen);
    virtual void handleGridLineColorChanged(const QColor &color);
    virtual void handleMinorGridLineColorChanged(const QColor &color);

private:
    void createItems(int count);
    void deleteItems(int count);
    void updateMinorTickItems();

private:
    QRectF m_gridRect;

    friend class AxisAnimation;
    friend class LineArrowItem;
};

QT_CHARTS_END_NAMESPACE

#endif /* CARTESIANCHARTAXIS_H */