|
|
/****************************************************************************
|
|
|
**
|
|
|
** 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 POLARCHARTAXIS_P_H
|
|
|
#define POLARCHARTAXIS_P_H
|
|
|
|
|
|
#include <private/chartaxiselement_p.h>
|
|
|
|
|
|
QT_CHARTS_BEGIN_NAMESPACE
|
|
|
|
|
|
class 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);
|
|
|
virtual qreal preferredAxisRadius(const QSizeF &maxSize) = 0;
|
|
|
int tickWidth() { return 3; }
|
|
|
|
|
|
public: // from ChartAxisElement
|
|
|
QRectF gridGeometry() const;
|
|
|
bool isEmpty();
|
|
|
|
|
|
protected:
|
|
|
void updateLayout(QVector<qreal> &layout);
|
|
|
|
|
|
protected: // virtual functions
|
|
|
virtual void createItems(int count) = 0;
|
|
|
virtual void createAxisLabels(const QVector<qreal> &layout) = 0;
|
|
|
virtual void updateMinorTickItems() = 0;
|
|
|
|
|
|
public Q_SLOTS:
|
|
|
virtual void handleShadesBrushChanged(const QBrush &brush);
|
|
|
virtual void handleShadesPenChanged(const QPen &pen);
|
|
|
|
|
|
private:
|
|
|
void deleteItems(int count);
|
|
|
};
|
|
|
|
|
|
QT_CHARTS_END_NAMESPACE
|
|
|
|
|
|
#endif // POLARCHARTAXIS_P_H
|
|
|
|