1 files changed, 74 insertions, 0 deletions
diff --git a/gr-qtgui/include/qtgui/freqdisplayform.h b/gr-qtgui/include/qtgui/freqdisplayform.h
new file mode 100644
index 0000000000..2daba90919
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+++ b/gr-qtgui/include/qtgui/freqdisplayform.h
@@ -0,0 +1,74 @@
+/* -*- 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 <qtgui/spectrumUpdateEvents.h>
+#include <qtgui/FrequencyDisplayPlot.h>
+#include <QtGui/QtGui>
+#include <vector>
+#include <filter/firdes.h>
+
+#include <qtgui/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 setSampleRate(const QString &samprate);
+  void setFFTSize(const int);
+  void setFFTAverage(const float);
+  void setFFTWindowType(const gr::filter::firdes::win_type);
+
+  void setFrequencyRange(const double centerfreq,
+			 const double bandwidth);
+  void setYaxis(double min, double max);
+  void autoScale(bool en);
+
+private slots:
+  void newData(const QEvent *updateEvent);
+
+private:
+  uint64_t _numRealDataPoints;
+  QIntValidator* _intValidator;
+
+  double _samp_rate, _center_freq;
+  int _fftsize;
+  float _fftavg;
+  gr::filter::firdes::win_type _fftwintype;
+};
+
+#endif /* FREQ_DISPLAY_FORM_H */