polarchartaxis_p.h

Enable keyboard shortcuts

// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

//  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 POLARCHARTAXIS_P_H

#define POLARCHARTAXIS_P_H

#include <private/chartaxiselement_p.h>

#include <QtCharts/private/qchartglobal_p.h>

QT_BEGIN_NAMESPACE

class Q_CHARTS_EXPORT PolarChartAxis : public ChartAxisElement

    Q_OBJECT

    Q_INTERFACES(QGraphicsLayoutItem)

public:

    PolarChartAxis(QAbstractAxis *axis, QGraphicsItem *item, bool intervalAxis = false);

    ~PolarChartAxis();

    void setGeometry(const QRectF &axis, const QRectF &grid) override;

    virtual qreal preferredAxisRadius(const QSizeF &maxSize) = 0;

    int tickWidth() { return 3; }

public: // from ChartAxisElement

    QRectF gridGeometry() const override;

    bool emptyAxis() const override;

protected:

    void updateLayout(const QList<qreal> &layout) override;

protected: // virtual functions

    virtual void createItems(int count) = 0;

    virtual void createAxisLabels(const QList<qreal> &layout) = 0;

    virtual void updateMinorTickItems() = 0;

public Q_SLOTS:

    void handleShadesBrushChanged(const QBrush &brush) override;

    void handleShadesPenChanged(const QPen &pen) override;

private:

    void deleteItems(int count);

};

QT_END_NAMESPACE

#endif // POLARCHARTAXIS_P_H