32 lines
771 B
C++
32 lines
771 B
C++
/*****************************************************************************
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* Qwt Examples - Copyright (C) 2002 Uwe Rathmann
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* This file may be used under the terms of the 3-clause BSD License
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*****************************************************************************/
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#pragma once
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#include <QwtGlobal>
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#include <QObject>
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class QPointF;
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class QwtPlot;
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class QwtPlotCurve;
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class CanvasPicker : public QObject
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{
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public:
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CanvasPicker( bool sortedX, QwtPlot* plot );
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virtual bool eventFilter( QObject*, QEvent* ) QWT_OVERRIDE;
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private:
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void select( const QPointF& );
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void move( const QPointF& );
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QwtPlot* plot();
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const QwtPlot* plot() const;
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QwtPlotCurve* m_selectedCurve;
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int m_selectedPoint;
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const bool m_sortedX;
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};
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