| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
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| 3 | |
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| 4 | // W A R N I N G |
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| 5 | // ------------- |
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| 6 | // |
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| 7 | // This file is not part of the Qt Chart API. It exists purely as an |
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| 8 | // implementation detail. This header file may change from version to |
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| 9 | // version without notice, or even be removed. |
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| 10 | // |
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| 11 | // We mean it. |
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| 12 | |
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| 13 | #ifndef POLARCHARTAXIS_P_H |
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| 14 | #define POLARCHARTAXIS_P_H |
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| 15 | |
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| 16 | #include <private/chartaxiselement_p.h> |
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| 17 | #include <QtCharts/private/qchartglobal_p.h> |
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| 18 | |
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| 19 | QT_BEGIN_NAMESPACE |
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| 20 | |
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| 21 | class Q_CHARTS_EXPORT PolarChartAxis : public ChartAxisElement |
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| 22 | { |
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| 23 | Q_OBJECT |
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| 24 | Q_INTERFACES(QGraphicsLayoutItem) |
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| 25 | public: |
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| 26 | PolarChartAxis(QAbstractAxis *axis, QGraphicsItem *item, bool intervalAxis = false); |
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| 27 | ~PolarChartAxis(); |
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| 28 | |
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| 29 | void setGeometry(const QRectF &axis, const QRectF &grid) override; |
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| 30 | virtual qreal preferredAxisRadius(const QSizeF &maxSize) = 0; |
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| 31 | int tickWidth() { return 3; } |
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| 32 | |
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| 33 | public: // from ChartAxisElement |
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| 34 | QRectF gridGeometry() const override; |
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| 35 | bool emptyAxis() const override; |
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| 36 | |
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| 37 | protected: |
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| 38 | void updateLayout(const QList<qreal> &layout) override; |
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| 39 | |
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| 40 | protected: // virtual functions |
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| 41 | virtual void createItems(int count) = 0; |
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| 42 | virtual void createAxisLabels(const QList<qreal> &layout) = 0; |
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| 43 | virtual void updateMinorTickItems() = 0; |
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| 44 | |
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| 45 | public Q_SLOTS: |
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| 46 | void handleShadesBrushChanged(const QBrush &brush) override; |
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| 47 | void handleShadesPenChanged(const QPen &pen) override; |
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| 48 | |
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| 49 | private: |
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| 50 | void deleteItems(int count); |
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| 51 | }; |
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| 52 | |
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| 53 | QT_END_NAMESPACE |
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| 54 | |
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| 55 | #endif // POLARCHARTAXIS_P_H |
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| 56 | |
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