45 lines
826 B
C
45 lines
826 B
C
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#include <qwt_plot.h>
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#include <qwt_interval.h>
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#include <qwt_system_clock.h>
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class QwtPlotCurve;
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class QwtPlotMarker;
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class QwtPlotDirectPainter;
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class Plot: public QwtPlot
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{
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Q_OBJECT
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public:
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Plot( QWidget * = NULL );
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virtual ~Plot();
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void start();
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virtual void replot();
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virtual bool eventFilter( QObject *, QEvent * );
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public Q_SLOTS:
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void setIntervalLength( double );
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protected:
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virtual void showEvent( QShowEvent * );
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virtual void resizeEvent( QResizeEvent * );
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virtual void timerEvent( QTimerEvent * );
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private:
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void updateCurve();
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void incrementInterval();
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QwtPlotMarker *d_origin;
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QwtPlotCurve *d_curve;
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int d_paintedPoints;
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QwtPlotDirectPainter *d_directPainter;
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QwtInterval d_interval;
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int d_timerId;
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QwtSystemClock d_clock;
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};
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