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+/* -*- c++ -*- */
+/*
+ * Copyright 2012 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef FREQ_DISPLAY_FORM_H
+#define FREQ_DISPLAY_FORM_H
+
+#include <spectrumUpdateEvents.h>
+#include <FrequencyDisplayPlot.h>
+#include <QtGui/QtGui>
+#include <vector>
+#include <filter/firdes.h>
+
+#include "displayform.h"
+
+class FreqDisplayForm : public DisplayForm
+{
+ Q_OBJECT
+
+ public:
+ FreqDisplayForm(int nplots=1, QWidget* parent = 0);
+ ~FreqDisplayForm();
+
+ FrequencyDisplayPlot* getPlot();
+
+ int getFFTSize() const;
+ float getFFTAverage() const;
+ gr::filter::firdes::win_type getFFTWindowType() const;
+
+public slots:
+ void customEvent(QEvent *e);
+
+ void setFFTSize(const int);
+ void setFFTAverage(const float);
+ void setFFTWindowType(const gr::filter::firdes::win_type);
+
+ void setFrequencyRange(const double newCenterFrequency,
+ const double newStartFrequency,
+ const double newStopFrequency);
+ void setYaxis(double min, double max);
+
+private slots:
+ void newData(const QEvent *updateEvent);
+
+private:
+ uint64_t _numRealDataPoints;
+ QIntValidator* _intValidator;
+
+ double _startFrequency;
+ double _stopFrequency;
+
+ int _fftsize;
+ float _fftavg;
+ gr::filter::firdes::win_type _fftwintype;
+};
+
+#endif /* FREQ_DISPLAY_FORM_H */