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_bncMap
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30 | *
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31 | * Purpose: Plot map of stations from NTRIP source table
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32 | *
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33 | * Author: L. Mervart
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34 | *
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35 | * Created: 02-Sep-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 <QtSvg>
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42 |
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43 | #include <qwt_symbol.h>
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44 | #include <qwt_plot.h>
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45 | #include <qwt_plot_svgitem.h>
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46 | #include <qwt_plot_curve.h>
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47 | #include <qwt_plot_marker.h>
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48 | #include <qwt_plot_canvas.h>
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49 | #include <qwt_plot_panner.h>
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50 | #include <qwt_plot_zoomer.h>
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51 | #include <qwt_plot_magnifier.h>
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52 | #include <qwt_plot_renderer.h>
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53 |
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54 | #include "bncmap.h"
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55 |
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56 | // Constructor
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57 | /////////////////////////////////////////////////////////////////////////////
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58 | t_bncMap::t_bncMap(QWidget* parent) : QDialog(parent) {
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59 |
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60 | // Map in Scalable Vector Graphics (svg) Format
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61 | // --------------------------------------------
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62 | _mapPlot = new QwtPlot();
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63 |
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64 | _mapPlot->setAxisScale(QwtPlot::xBottom, -180.0, 180.0);
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65 | _mapPlot->setAxisScale(QwtPlot::yLeft, -90.0, 90.0);
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66 |
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67 | // (void)new QwtPlotPanner(_mapPlot->canvas());
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68 | // (void)new QwtPlotMagnifier(_mapPlot->canvas());
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69 | (void)new QwtPlotZoomer(_mapPlot->canvas());
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70 |
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71 | _mapPlot->canvas()->setFocusPolicy(Qt::WheelFocus);
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72 |
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73 | QwtPlotSvgItem* mapItem = new QwtPlotSvgItem();
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74 | mapItem->loadFile(QRectF(-180.0, -90.0, 360.0, 180.0), ":world.svg");
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75 | mapItem->attach(_mapPlot);
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76 |
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77 | // Buttons
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78 | // -------
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79 | int ww = QFontMetrics(font()).width('w');
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80 |
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81 | _buttonClose = new QPushButton(tr("Close"), this);
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82 | _buttonClose->setMaximumWidth(10*ww);
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83 | connect(_buttonClose, SIGNAL(clicked()), this, SLOT(slotClose()));
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84 |
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85 | _buttonPrint = new QPushButton(tr("Print"), this);
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86 | _buttonPrint->setMaximumWidth(10*ww);
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87 | connect(_buttonPrint, SIGNAL(clicked()), this, SLOT(slotPrint()));
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88 |
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89 | // Layout
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90 | // ------
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91 | QHBoxLayout* buttonLayout = new QHBoxLayout;
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92 | buttonLayout->addWidget(_buttonClose);
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93 | buttonLayout->addWidget(_buttonPrint);
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94 |
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95 | QVBoxLayout* mainLayout = new QVBoxLayout(this);
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96 | mainLayout->addWidget(_mapPlot);
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97 | mainLayout->addLayout(buttonLayout);
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98 |
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99 | // Important
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100 | // ---------
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101 | _mapPlot->replot();
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102 | }
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103 |
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104 | // Destructor
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105 | /////////////////////////////////////////////////////////////////////////////
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106 | t_bncMap::~t_bncMap() {
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107 | delete _mapPlot;
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108 | }
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109 |
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110 | //
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111 | /////////////////////////////////////////////////////////////////////////////
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112 | void t_bncMap::slotNewPoint(const QString& name, double latDeg, double lonDeg) {
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113 |
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114 | if (lonDeg > 180.0) lonDeg -= 360.0;
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115 |
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116 | QColor red(220,20,60);
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117 | QwtSymbol* symbol = new QwtSymbol(QwtSymbol::Rect, QBrush(red),
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118 | QPen(red), QSize(2,2));
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119 | QwtPlotMarker* marker = new QwtPlotMarker();
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120 | marker->setValue(lonDeg, latDeg);
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121 | marker->setLabelAlignment(Qt::AlignRight);
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122 | marker->setLabel(QwtText(name.left(4)));
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123 | marker->setSymbol(symbol);
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124 | marker->attach(_mapPlot);
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125 | }
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126 |
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127 | // Close
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128 | ////////////////////////////////////////////////////////////////////////////
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129 | void t_bncMap::slotClose() {
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130 | done(0);
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131 | }
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132 |
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133 | // Close Dialog gracefully
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134 | ////////////////////////////////////////////////////////////////////////////
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135 | void t_bncMap::closeEvent(QCloseEvent* event) {
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136 | QDialog::closeEvent(event);
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137 | }
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138 |
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139 | // Print the widget
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140 | ////////////////////////////////////////////////////////////////////////////
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141 | void t_bncMap::slotPrint() {
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142 |
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143 | QPrinter printer;
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144 | QPrintDialog* dialog = new QPrintDialog(&printer, this);
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145 | dialog->setWindowTitle(tr("Print Map"));
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146 | if (dialog->exec() != QDialog::Accepted) {
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147 | return;
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148 | }
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149 | else {
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150 | QwtPlotRenderer renderer;
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151 | renderer.setDiscardFlag(QwtPlotRenderer::DiscardBackground, false);
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152 | renderer.setLayoutFlag(QwtPlotRenderer::KeepFrames, true);
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153 | renderer.renderTo(_mapPlot, printer);
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154 | }
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155 | }
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