1 files changed, 47 insertions, 0 deletions
diff --git a/gr-qtgui/lib/waterfallGlobalData.h b/gr-qtgui/lib/waterfallGlobalData.h
new file mode 100644
index 000000000..51f65064c
--- /dev/null
+++ b/gr-qtgui/lib/waterfallGlobalData.h
@@ -0,0 +1,47 @@
+#ifndef WATERFALL_GLOBAL_DATA_HPP
+#define WATERFALL_GLOBAL_DATA_HPP
+
+#include <qwt_raster_data.h>
+#include <inttypes.h>
+
+
+class WaterfallData: public QwtRasterData
+{
+public:
+  WaterfallData(const double, const double, const uint64_t, const unsigned int);
+  virtual ~WaterfallData();
+  
+  virtual void Reset();
+  virtual void Copy(const WaterfallData*);
+  
+  virtual void ResizeData(const double, const double, const uint64_t);
+  
+  virtual QwtRasterData *copy() const;
+  virtual QwtDoubleInterval range() const;
+  virtual void setRange(const QwtDoubleInterval&);
+
+  virtual double value(double x, double y) const;
+  
+  virtual uint64_t GetNumFFTPoints()const;
+  virtual void addFFTData(const double*, const uint64_t, const int);
+  
+  virtual double* GetSpectrumDataBuffer()const;
+  virtual void SetSpectrumDataBuffer(const double*);
+  
+  virtual int GetNumLinesToUpdate()const;
+  virtual void SetNumLinesToUpdate(const int);
+  virtual void IncrementNumLinesToUpdate();
+
+protected:
+
+  double* _spectrumData;
+  uint64_t _fftPoints;
+  uint64_t _historyLength;
+  int _numLinesToUpdate;
+  QwtDoubleInterval _intensityRange;
+
+private:
+
+};
+
+#endif /* WATERFALL_GLOBAL_DATA_HPP */