polaraxisrenderer_p.h

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// Copyright (C) 2026 The Qt Company Ltd.

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

// Qt-Security score:significant reason:default

#ifndef POLARAXISRENDERER_H

#define POLARAXISRENDERER_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the QtGraphs 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.

#include <QtQuickShapes/private/qquickshape_p.h>

#include <private/axisrenderer_p.h>

QT_BEGIN_NAMESPACE

class QPolarView;

class PolarAxisRenderer : public AxisRenderer

    Q_OBJECT

public:

    explicit PolarAxisRenderer(QQuickItem *parent = nullptr);

    ~PolarAxisRenderer() override;

    void handlePolish() override;

    virtual qreal radialLabelBand() const { return m_radialLabelBand; }

private:

    void updateAxisMeasurements() override;

    bool zoomsHorizontalAxis() const override { return false; }

    void computeAxisProperties(AxisProperties &ax, QAbstractAxis *axis);

    void updatePolarGrid(const QList<qreal> &radialTicks);

    void updatePolarLabels(const QList<qreal> &radialTicks);

    QList<qreal> radialTickValues(const AxisProperties &radial) const;

    int angularTickCount(const AxisProperties &angular) const;

    QQuickShape m_shape;

    QQuickShapePath *m_ringsPath = nullptr;

    QQuickShapePath *m_spokesPath = nullptr;

    qreal m_radialLabelBand = 0;

};

QT_END_NAMESPACE

#endif // POLARAXISRENDERER_H