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/**
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* \file lib/generic/graphics/qt/common/Spectrogramplot.h
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* \version 1.0
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*
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* \section COPYRIGHT
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*
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* Copyright 2012-2013 The Iris Project Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution
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* and at http://www.softwareradiosystems.com/iris/copyright.html.
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*
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* \section LICENSE
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*
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* This file is part of the Iris Project.
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*
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* Iris is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* Iris is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* A copy of the GNU Lesser General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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* \section DESCRIPTION
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*
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* A spectrogram plot which acts as a waterfall. New data is plotted
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* at the top row of the spectrogram and all old data is shifted
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* downwards.
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*/
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#ifndef SPECTROGRAMPLOT_H
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#define SPECTROGRAMPLOT_H
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#include <qwt_plot.h>
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#include <qwt_scale_engine.h>
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#include <qwt_scale_widget.h>
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#include <qwt_plot_zoomer.h>
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#include <qwt_plot_panner.h>
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#include <qwt_plot_magnifier.h>
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#include <qwt_plot_spectrogram.h>
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#include "WaterfallData.h"
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class Spectrogramplot
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:public QwtPlot
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{
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Q_OBJECT
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public:
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Spectrogramplot(int numDataPoints, int numRows, QWidget * = NULL);
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void appendData(double* data, int n);
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void setXAxisRange(double xMin, double xMax);
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void setYAxisRange(double yMin, double yMax);
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void setZAxisScale(double zMin, double zMax);
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double min();
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double max();
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void autoscale();
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private:
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QwtPlotZoomer* zoomer_;
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QwtPlotPanner *panner_;
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QwtPlotMagnifier *magnifier_;
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QwtPlotSpectrogram *spectrogram_;
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WaterfallData* data_;
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int nData_;
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int nRows_;
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double xMin_;
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double xMax_;
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double yMin_;
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double yMax_;
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double zMin_;
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double zMax_;
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};
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#endif // SPECTROGRAMPLOT_H
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