1 | // Part of BNC, a utility for retrieving decoding and
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2 | // converting GNSS data streams from NTRIP broadcasters.
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3 | //
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4 | // Copyright (C) 2007
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5 | // German Federal Agency for Cartography and Geodesy (BKG)
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6 | // http://www.bkg.bund.de
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7 | // Czech Technical University Prague, Department of Geodesy
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8 | // http://www.fsv.cvut.cz
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9 | //
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10 | // Email: euref-ip@bkg.bund.de
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11 | //
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12 | // This program is free software; you can redistribute it and/or
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13 | // modify it under the terms of the GNU General Public License
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14 | // as published by the Free Software Foundation, version 2.
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15 | //
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16 | // This program is distributed in the hope that it will be useful,
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17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 | // GNU General Public License for more details.
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20 | //
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21 | // You should have received a copy of the GNU General Public License
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22 | // along with this program; if not, write to the Free Software
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23 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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24 |
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25 | /* -------------------------------------------------------------------------
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26 | * BKG NTRIP Client
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27 | * -------------------------------------------------------------------------
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28 | *
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29 | * Class: t_availPlot
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30 | *
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31 | * Purpose: Plot with satellite availability
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32 | *
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33 | * Author: L. Mervart
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34 | *
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35 | * Created: 30-Aug-2012
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36 | *
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37 | * Changes:
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38 | *
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39 | * -----------------------------------------------------------------------*/
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40 |
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41 | #include <qwt_scale_draw.h>
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42 | #include <qwt_text.h>
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43 | #include <qwt_legend.h>
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44 | #include <qwt_plot_canvas.h>
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45 |
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46 | #include "availplot.h"
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47 | #include "reqcanalyze.h"
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48 |
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49 | //
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50 | //////////////////////////////////////////////////////////////////////////////
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51 | class t_scaleDrawTime : public QwtScaleDraw {
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52 | public:
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53 | t_scaleDrawTime() {}
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54 | virtual QwtText label(double mjdX24) const {
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55 | bncTime epoTime; epoTime.setmjd(mjdX24/24.0);
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56 | return QwtText(epoTime.timestr(0,':').c_str());
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57 | }
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58 | };
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59 |
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60 | //
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61 | //////////////////////////////////////////////////////////////////////////////
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62 | class t_scaleDrawPrn : public QwtScaleDraw {
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63 | public:
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64 | t_scaleDrawPrn() {}
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65 | virtual QwtText label(double iPrn) const {
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66 | return _yLabels[int(iPrn)];
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67 | }
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68 | QMap<int, QString> _yLabels;
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69 | };
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70 |
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71 | // Constructor
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72 | //////////////////////////////////////////////////////////////////////////////
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73 | t_availPlot::t_availPlot(QWidget* parent, const QMap<t_prn, t_plotData>& plotDataMap) :
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74 | QwtPlot(parent) {
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75 |
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76 | setCanvasBackground(QColor(Qt::white));
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77 | ((QwtPlotCanvas *)canvas())->setFrameStyle(QFrame::NoFrame | QFrame::Plain);
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78 |
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79 | // Axes
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80 | // ----
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81 | setAxisScaleDraw(QwtPlot::xBottom, new t_scaleDrawTime());
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82 | setAxisLabelRotation(QwtPlot::xBottom, -10.0);
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83 | setAxisLabelAlignment(QwtPlot::xBottom, Qt::AlignLeft | Qt::AlignBottom);
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84 |
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85 | t_scaleDrawPrn* scaleDrawPrn = new t_scaleDrawPrn();
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86 | setAxisScaleDraw(QwtPlot::yLeft, scaleDrawPrn);
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87 |
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88 | // Smaller Font for y-Axis
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89 | // -----------------------
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90 | QFont yFont = axisFont(QwtPlot::yLeft);
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91 | yFont.setPointSize(yFont.pointSize()/2);
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92 | setAxisFont(QwtPlot::yLeft, yFont);
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93 |
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94 | // Symbols
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95 | // -------
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96 | QColor red(220,20,60);
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97 | QColor green(150,200,50);
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98 | QColor blue(60,100,200);
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99 | QwtSymbol symbRed(QwtSymbol::Rect, QBrush(red), QPen(red), QSize(2,1));
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100 | QwtSymbol symbGreen(QwtSymbol::Rect, QBrush(green), QPen(green), QSize(2,1));
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101 | QwtSymbol symbBlue (QwtSymbol::Rect, QBrush(blue), QPen(blue), QSize(2,1));
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102 |
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103 | // Legend
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104 | // ------
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105 | QwtLegend* legend = new QwtLegend;
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106 | insertLegend(legend, QwtPlot::RightLegend);
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107 |
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108 | QVector<double> xData0(0);
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109 | QVector<double> yData0(0);
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110 | addCurve("OK ", symbGreen, xData0, yData0);
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111 | addCurve("Gap ", symbBlue, xData0, yData0);
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112 | addCurve("Slip", symbRed, xData0, yData0);
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113 |
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114 | // Curves
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115 | // ------
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116 | int iC = 0;
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117 | QMapIterator<t_prn, t_plotData > it(plotDataMap);
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118 | while (it.hasNext()) {
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119 | it.next();
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120 | ++iC;
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121 | QString prn = QString(it.key().toString().c_str());
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122 | const t_plotData& plotData = it.value();
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123 |
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124 | scaleDrawPrn->_yLabels[iC] = prn;
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125 |
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126 | double eps = -0.1;
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127 |
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128 | for (QMap<char, t_plotData::t_hlpStatus >::const_iterator it = plotData._status.begin();
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129 | it != plotData._status.end(); it++) {
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130 |
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131 | const t_plotData::t_hlpStatus& status = it.value();
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132 |
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133 | // OK Curve
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134 | // --------
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135 | if (status._ok.size()) {
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136 | const QVector<double>& xData = status._ok;
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137 | QVector<double> yData(xData.size(), double(iC)+eps);
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138 | QwtPlotCurve* curve = addCurve(prn, symbGreen, xData, yData);
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139 | curve->setItemAttribute(QwtPlotItem::Legend, false);
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140 | }
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141 |
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142 | // Gaps Curve
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143 | // ----------
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144 | if (status._gap.size()) {
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145 | const QVector<double>& xData = status._gap;
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146 | QVector<double> yData(xData.size(), double(iC)+eps);
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147 | QwtPlotCurve* curve = addCurve(prn, symbBlue, xData, yData);
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148 | curve->setItemAttribute(QwtPlotItem::Legend, false);
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149 | }
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150 |
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151 | // Slips Curve
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152 | // -----------
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153 | if (status._slip.size()) {
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154 | const QVector<double>& xData = status._slip;
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155 | QVector<double> yData(xData.size(), double(iC)+eps);
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156 | QwtPlotCurve* curve = addCurve(prn, symbRed, xData, yData);
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157 | curve->setItemAttribute(QwtPlotItem::Legend, false);
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158 | }
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159 |
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160 | updateLegend();
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161 |
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162 | eps += 0.2;
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163 | }
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164 | }
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165 |
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166 | QList<double> ticks[QwtScaleDiv::NTickTypes];
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167 | QList<double> &majorTicks = ticks[QwtScaleDiv::MajorTick];
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168 | QMapIterator<int, QString> itT(scaleDrawPrn->_yLabels);
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169 | while (itT.hasNext()) {
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170 | itT.next();
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171 | majorTicks << double(itT.key());
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172 | }
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173 | QwtScaleDiv yScaleDiv(majorTicks.first()-0.5, majorTicks.last()+0.5, ticks );
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174 | setAxisScaleDiv(QwtPlot::yLeft, yScaleDiv);
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175 |
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176 | // Important !!!
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177 | // -------------
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178 | replot();
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179 | }
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180 |
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181 | // Add Curve
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182 | //////////////////////////////////////////////////////////////////////////////
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183 | QwtPlotCurve* t_availPlot::addCurve(const QString& name,
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184 | const QwtSymbol& symbol,
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185 | const QVector<double>& xData,
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186 | const QVector<double>& yData) {
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187 | QwtPlotCurve* curve = new QwtPlotCurve(name);
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188 | QwtSymbol *s = new QwtSymbol(symbol.style());
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189 | s->setSize(symbol.size());
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190 | s->setBrush(symbol.brush());
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191 | s->setPen(symbol.pen());
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192 | curve->setSymbol(s);
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193 | curve->setStyle(QwtPlotCurve::NoCurve);
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194 | curve->setXAxis(QwtPlot::xBottom);
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195 | curve->setYAxis(QwtPlot::yLeft);
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196 | curve->setSamples(xData, yData);
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197 | curve->attach(this);
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198 | return curve;
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199 | }
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