From befadabc2f18b483c71250adfd7dbf42f66b16f0 Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Sun, 27 Mar 2011 12:55:16 -0400
Subject: gr-qtgui: restructuring qtgui directory to new layout.
---
gr-qtgui/lib/plot_waterfall.h | 52 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 gr-qtgui/lib/plot_waterfall.h
(limited to 'gr-qtgui/lib/plot_waterfall.h')
diff --git a/gr-qtgui/lib/plot_waterfall.h b/gr-qtgui/lib/plot_waterfall.h
new file mode 100644
index 0000000000..a11461611c
--- /dev/null
+++ b/gr-qtgui/lib/plot_waterfall.h
@@ -0,0 +1,52 @@
+#ifndef PLOT_WATERFALL_H
+#define PLOT_WATERFALL_H
+
+#include <qglobal.h>
+#include <waterfallGlobalData.h>
+
+#include "qwt_valuelist.h"
+#include "qwt_plot_rasteritem.h"
+
+class QwtColorMap;
+
+/*!
+ \brief A plot item, which displays a waterfall spectrogram
+
+ A waterfall displays threedimenional data, where the 3rd dimension
+ ( the intensity ) is displayed using colors. The colors are calculated
+ from the values using a color map.
+
+ \sa QwtRasterData, QwtColorMap
+*/
+
+class PlotWaterfall: public QwtPlotRasterItem
+{
+public:
+ explicit PlotWaterfall(WaterfallData* data, const QString &title = QString::null);
+ virtual ~PlotWaterfall();
+
+ const WaterfallData* data()const;
+
+ void setColorMap(const QwtColorMap &);
+ const QwtColorMap &colorMap() const;
+
+ virtual QwtDoubleRect boundingRect() const;
+ virtual QSize rasterHint(const QwtDoubleRect &) const;
+
+ virtual int rtti() const;
+
+ virtual void draw(QPainter *p,
+ const QwtScaleMap &xMap, const QwtScaleMap &yMap,
+ const QRect &rect) const;
+
+protected:
+ virtual QImage renderImage(
+ const QwtScaleMap &xMap, const QwtScaleMap &yMap,
+ const QwtDoubleRect &rect) const;
+
+private:
+ class PrivateData;
+ PrivateData *d_data;
+};
+
+#endif
--
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