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Diffstat (limited to 'gr-qtgui/src/lib/FrequencyDisplayPlot.h')
-rw-r--r--gr-qtgui/src/lib/FrequencyDisplayPlot.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/gr-qtgui/src/lib/FrequencyDisplayPlot.h b/gr-qtgui/src/lib/FrequencyDisplayPlot.h
index 31f2055b4a..5e82829621 100644
--- a/gr-qtgui/src/lib/FrequencyDisplayPlot.h
+++ b/gr-qtgui/src/lib/FrequencyDisplayPlot.h
@@ -1,6 +1,7 @@
#ifndef FREQUENCY_DISPLAY_PLOT_HPP
#define FREQUENCY_DISPLAY_PLOT_HPP
+#include <cstdio>
#include <qwt_plot.h>
#include <qwt_painter.h>
#include <qwt_plot_canvas.h>
@@ -52,7 +53,9 @@ private:
double _startFrequency;
double _stopFrequency;
-
+ double _maxYAxis;
+ double _minYAxis;
+
QwtPlotCurve* _fft_plot_curve;
QwtPlotCurve* _min_fft_plot_curve;
QwtPlotCurve* _max_fft_plot_curve;