qwt_polar_marker.h

/******************************************************************************
 * QwtPolar Widget Library
 * Copyright (C) 2008   Uwe Rathmann
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the Qwt License, Version 1.0
 *****************************************************************************/
 
#ifndef QWT_POLAR_MARKER_H
#define QWT_POLAR_MARKER_H
 
#include "qwt_global.h"
#include "qwt_polar_item.h"
#include "qwt_point_polar.h"
 
class QRect;
class QwtText;
class QwtSymbol;
 
class QWT_EXPORT QwtPolarMarker : public QwtPolarItem
{
public:
    explicit QwtPolarMarker();
    virtual ~QwtPolarMarker();
 
    virtual int rtti() const override;
 
    void setPosition(const QwtPointPolar&);
    QwtPointPolar position() const;
 
    void setSymbol(const QwtSymbol* s);
    const QwtSymbol* symbol() const;
 
    void setLabel(const QwtText&);
    QwtText label() const;
 
    void setLabelAlignment(Qt::Alignment);
    Qt::Alignment labelAlignment() const;
 
    virtual void draw(QPainter* painter,
                      const QwtScaleMap& azimuthMap,
                      const QwtScaleMap& radialMap,
                      const QPointF& pole,
                      double radius,
                      const QRectF& canvasRect) const override;
 
    virtual QwtInterval boundingInterval(int scaleId) const override;
 
private:
    class PrivateData;
    PrivateData* m_data;
};
 
#endif