Index: trunk/BNC/src/rinex/dopplot.cpp
===================================================================
--- trunk/BNC/src/rinex/dopplot.cpp	(revision 4673)
+++ trunk/BNC/src/rinex/dopplot.cpp	(revision 4673)
@@ -0,0 +1,113 @@
+// Part of BNC, a utility for retrieving decoding and
+// converting GNSS data streams from NTRIP broadcasters.
+//
+// Copyright (C) 2007
+// German Federal Agency for Cartography and Geodesy (BKG)
+// http://www.bkg.bund.de
+// Czech Technical University Prague, Department of Geodesy
+// http://www.fsv.cvut.cz
+//
+// Email: euref-ip@bkg.bund.de
+//
+// This program 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, version 2.
+//
+// This program 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 this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+/* -------------------------------------------------------------------------
+ * BKG NTRIP Client
+ * -------------------------------------------------------------------------
+ *
+ * Class:      t_dopPlot
+ *
+ * Purpose:    Plot PDOP, GDOP, and number of satellites
+ *
+ * Author:     L. Mervart
+ *
+ * Created:    09-Sep-2012
+ *
+ * Changes:    
+ *
+ * -----------------------------------------------------------------------*/
+
+#include <qwt_scale_draw.h>
+#include <qwt_text.h>
+#include <qwt_legend.h>
+#include <qwt_plot_marker.h>
+
+#include "dopplot.h"
+#include "reqcanalyze.h"
+
+//
+//////////////////////////////////////////////////////////////////////////////
+class t_scaleDrawTime : public QwtScaleDraw {
+ public:
+  t_scaleDrawTime() {}
+  virtual QwtText label(double mjdX24) const {
+    bncTime epoTime; epoTime.setmjd(mjdX24/24.0);
+    return QwtText(epoTime.timestr(0,':').c_str());
+  }
+};
+
+// Constructor
+//////////////////////////////////////////////////////////////////////////////
+t_dopPlot::t_dopPlot(QWidget* parent, t_obsStat* obsStat) 
+: QwtPlot(parent) {
+
+  setCanvasBackground(QColor(Qt::white));
+
+  // Axes
+  // ----
+  setAxisScaleDraw(QwtPlot::xBottom, new t_scaleDrawTime());
+  setAxisLabelRotation(QwtPlot::xBottom, -10.0);
+  setAxisLabelAlignment(QwtPlot::xBottom, Qt::AlignLeft | Qt::AlignBottom);
+  setAxisScale(QwtPlot::yLeft, 0.0, 90.0);
+
+  // Legend
+  // ------
+  QwtLegend* legend = new QwtLegend;
+  insertLegend(legend, QwtPlot::RightLegend);
+
+  // Curves
+  // ------
+  
+  // Important !!!
+  // -------------
+  replot();
+}
+
+// Add Curve
+//////////////////////////////////////////////////////////////////////////////
+QwtPlotCurve* t_dopPlot::addCurve(const QString& name, 
+                                    const QwtSymbol& symbol,
+                                    const QVector<double>& xData,
+                                    const QVector<double>& yData) {
+  QwtPlotCurve* curve = new QwtPlotCurve(name);
+  curve->setSymbol(new QwtSymbol(symbol));
+  curve->setStyle(QwtPlotCurve::NoCurve);
+  curve->setXAxis(QwtPlot::xBottom);
+  curve->setYAxis(QwtPlot::yLeft);
+  curve->setSamples(xData, yData);
+  curve->attach(this);
+
+  if (xData.size() > 0 && yData.size() > 0) {
+    QwtPlotMarker* marker = new QwtPlotMarker();
+    int ii = xData.size() / 2;
+    marker->setValue(xData[ii], yData[ii]);
+    QwtText text(name);
+    text.setColor(symbol.pen().color());
+    marker->setLabel(text);
+    marker->setLabelAlignment(Qt::AlignTop);
+    marker->attach(this);
+  }
+
+  return curve;
+}
Index: trunk/BNC/src/rinex/dopplot.h
===================================================================
--- trunk/BNC/src/rinex/dopplot.h	(revision 4673)
+++ trunk/BNC/src/rinex/dopplot.h	(revision 4673)
@@ -0,0 +1,23 @@
+#ifndef DOPPLOT_H
+#define DOPPLOT_H
+
+#include <QtCore>
+#include <qwt_plot.h>
+#include <qwt_symbol.h>
+#include <qwt_plot_curve.h>
+
+class t_obsStat;
+
+class t_dopPlot: public QwtPlot {
+ Q_OBJECT
+
+public:
+  t_dopPlot(QWidget* parent, t_obsStat* obsStat);
+
+private:
+  QwtPlotCurve* addCurve(const QString& name, const QwtSymbol& symbol,
+                         const QVector<double>& xData, 
+                         const QVector<double>& yData);
+};
+
+#endif