#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(); private: QwtPlotCurve *d_curve; QwtPlotDirectPainter *d_directPainter; }; #endif // _INCREMENTALPLOT_H_