qt_demoe/qwtdemo/examples/realtime/incrementalplot.h

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2019-11-07 02:55:57 +00:00
#ifndef _INCREMENTALPLOT_H_
#define _INCREMENTALPLOT_H_ 1
#include <qwt_plot.h>
class QwtPlotCurve;
class QwtPlotDirectPainter;
class IncrementalPlot : public QwtPlot
{
Q_OBJECT
public:
IncrementalPlot( QWidget *parent = NULL );
virtual ~IncrementalPlot();
void appendPoint( const QPointF & );
void clearPoints();
public Q_SLOTS:
void showSymbols( bool );
private:
QwtPlotCurve *d_curve;
QwtPlotDirectPainter *d_directPainter;
};
#endif // _INCREMENTALPLOT_H_