SegmentTracer.h

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#ifndef SEGMENTTRACER_H_
#define SEGMENTTRACER_H_

#include <qwt_plot_picker.h>

class QwtPlotMarker;
class QwtPlot;

namespace casa {

        class SegmentTracer : public QwtPlotPicker {
        public:
                SegmentTracer( int regionId, int index, QwtPlot* canvas );
                void setData( const QVector<double> xValues, const QVector<double> yValues );
                virtual QwtText trackerText( const QPointF & pos ) const;
                virtual ~SegmentTracer();

        private:
                bool isBetween( double value, double start, double end ) const;
                QwtPlotMarker* marker;
                QwtPlot* slicePlot;
                int regionId;
                int index;
                QVector<double> xValues;
                QVector<double> yValues;
        };

} /* namespace casa */
#endif /* SEGMENTTRACER_H_ */