qwt_canvas_picker.h

/******************************************************************************
 * Qwt Widget Library
 * Copyright (C) 2024   ChenZongYan <czy.t@163.com>
 *****************************************************************************/
#ifndef QWTCANVASPICKER_H
#define QWTCANVASPICKER_H
#include "qwt_picker.h"
// qt
class QWidget;
// qwt
class QwtPlot;
 
class QWT_EXPORT QwtCanvasPicker : public QwtPicker
{
    Q_OBJECT
public:
    // Constructor with canvas widget
    explicit QwtCanvasPicker(QWidget* canvas);
    // Destructor
    ~QwtCanvasPicker() override;
 
    // Get the associated plot (non-const version)
    QwtPlot* plot();
    // Get the associated plot (const version)
    const QwtPlot* plot() const;
 
    // Get the canvas widget (non-const version)
    QWidget* canvas();
    // Get the canvas widget (const version)
    const QWidget* canvas() const;
};
 
#endif  // QWTCANVASPICKER_H