mirror of
https://github.com/f4exb/sdrangel.git
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ced903638c
Plot elevation and azimuth on line charts. Add polar chart for elevation and azimuth. Use wrapping time widget to more easily scroll through time.
1484 lines
53 KiB
C++
1484 lines
53 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2021 Jon Beniston, M7RCE //
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// Copyright (C) 2020 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <cmath>
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#include <algorithm>
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#include <QMessageBox>
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#include <QLineEdit>
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#include <QRegExp>
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QtCharts/QChartView>
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#include <QtCharts/QLineSeries>
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#include <QtCharts/QDateTimeAxis>
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#include <QtCharts/QValueAxis>
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#include "feature/featureuiset.h"
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#include "feature/featurewebapiutils.h"
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#include "gui/basicfeaturesettingsdialog.h"
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#include "mainwindow.h"
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#include "device/deviceuiset.h"
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#include "util/units.h"
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#include "util/astronomy.h"
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#include "ui_startrackergui.h"
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#include "startracker.h"
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#include "startrackergui.h"
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#include "startrackerreport.h"
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#include "startrackersettingsdialog.h"
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// Linear extrapolation
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static double extrapolate(double x0, double y0, double x1, double y1, double x)
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{
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return y0 + ((x-x0)/(x1-x0)) * (y1-y0);
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}
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// Linear interpolation
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static double interpolate(double x0, double y0, double x1, double y1, double x)
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{
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return (y0*(x1-x) + y1*(x-x0)) / (x1-x0);
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}
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StarTrackerGUI* StarTrackerGUI::create(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *feature)
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{
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StarTrackerGUI* gui = new StarTrackerGUI(pluginAPI, featureUISet, feature);
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return gui;
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}
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void StarTrackerGUI::destroy()
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{
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delete this;
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}
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void StarTrackerGUI::resetToDefaults()
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{
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m_settings.resetToDefaults();
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displaySettings();
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applySettings(true);
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}
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QByteArray StarTrackerGUI::serialize() const
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{
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return m_settings.serialize();
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}
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bool StarTrackerGUI::deserialize(const QByteArray& data)
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{
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if (m_settings.deserialize(data))
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{
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displaySettings();
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applySettings(true);
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return true;
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}
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else
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{
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resetToDefaults();
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return false;
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}
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}
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QString StarTrackerGUI::convertDegreesToText(double degrees)
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{
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if (m_settings.m_azElUnits == StarTrackerSettings::DMS)
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return Units::decimalDegreesToDegreeMinutesAndSeconds(degrees);
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else if (m_settings.m_azElUnits == StarTrackerSettings::DM)
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return Units::decimalDegreesToDegreesAndMinutes(degrees);
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else if (m_settings.m_azElUnits == StarTrackerSettings::D)
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return Units::decimalDegreesToDegrees(degrees);
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else
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return QString("%1").arg(degrees, 0, 'f', 2);
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}
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bool StarTrackerGUI::handleMessage(const Message& message)
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{
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if (StarTracker::MsgConfigureStarTracker::match(message))
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{
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qDebug("StarTrackerGUI::handleMessage: StarTracker::MsgConfigureStarTracker");
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const StarTracker::MsgConfigureStarTracker& cfg = (StarTracker::MsgConfigureStarTracker&) message;
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m_settings = cfg.getSettings();
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blockApplySettings(true);
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displaySettings();
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blockApplySettings(false);
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return true;
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}
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else if (StarTrackerReport::MsgReportAzAl::match(message))
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{
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StarTrackerReport::MsgReportAzAl& azAl = (StarTrackerReport::MsgReportAzAl&) message;
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ui->azimuth->setText(convertDegreesToText(azAl.getAzimuth()));
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ui->elevation->setText(convertDegreesToText(azAl.getElevation()));
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return true;
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}
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else if (StarTrackerReport::MsgReportRADec::match(message))
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{
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StarTrackerReport::MsgReportRADec& raDec = (StarTrackerReport::MsgReportRADec&) message;
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m_settings.m_ra = Units::decimalHoursToHoursMinutesAndSeconds(raDec.getRA());
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m_settings.m_dec = Units::decimalDegreesToDegreeMinutesAndSeconds(raDec.getDec());
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ui->rightAscension->setText(m_settings.m_ra);
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ui->declination->setText(m_settings.m_dec);
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raDecChanged();
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return true;
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}
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return false;
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}
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void StarTrackerGUI::handleInputMessages()
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{
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Message* message;
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while ((message = getInputMessageQueue()->pop()))
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{
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if (handleMessage(*message)) {
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delete message;
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}
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}
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}
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void StarTrackerGUI::onWidgetRolled(QWidget* widget, bool rollDown)
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{
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(void) widget;
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(void) rollDown;
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}
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StarTrackerGUI::StarTrackerGUI(PluginAPI* pluginAPI, FeatureUISet *featureUISet, Feature *feature, QWidget* parent) :
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FeatureGUI(parent),
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ui(new Ui::StarTrackerGUI),
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m_pluginAPI(pluginAPI),
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m_featureUISet(featureUISet),
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m_doApplySettings(true),
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m_lastFeatureState(0),
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m_azElLineChart(nullptr),
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m_azElPolarChart(nullptr),
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m_networkManager(nullptr),
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m_solarFlux(0.0),
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m_solarFluxesValid(false),
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m_images{QImage(":/startracker/startracker/150mhz_ra_dec.png"),
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QImage(":/startracker/startracker/150mhz_galactic.png"),
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QImage(":/startracker/startracker/408mhz_ra_dec.png"),
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QImage(":/startracker/startracker/408mhz_galactic.png"),
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QImage(":/startracker/startracker/1420mhz_ra_dec.png"),
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QImage(":/startracker/startracker/1420mhz_galactic.png")},
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m_temps{FITS(":/startracker/startracker/150mhz_ra_dec.fits"),
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FITS(":/startracker/startracker/408mhz_ra_dec.fits"),
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FITS(":/startracker/startracker/1420mhz_ra_dec.fits")},
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m_spectralIndex(":/startracker/startracker/408mhz_ra_dec_spectral_index.fits")
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{
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ui->setupUi(this);
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setAttribute(Qt::WA_DeleteOnClose, true);
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setChannelWidget(false);
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connect(this, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
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m_starTracker = reinterpret_cast<StarTracker*>(feature);
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m_starTracker->setMessageQueueToGUI(&m_inputMessageQueue);
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m_featureUISet->addRollupWidget(this);
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connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onMenuDialogCalled(const QPoint &)));
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connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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connect(&m_dlm, &HttpDownloadManager::downloadComplete, this, &StarTrackerGUI::downloadFinished);
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connect(&m_statusTimer, SIGNAL(timeout()), this, SLOT(updateStatus()));
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m_statusTimer.start(1000);
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// Intialise chart
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m_chart.legend()->hide();
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ui->chart->setChart(&m_chart);
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ui->chart->setRenderHint(QPainter::Antialiasing);
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m_chart.addAxis(&m_chartXAxis, Qt::AlignBottom);
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m_chart.addAxis(&m_chartYAxis, Qt::AlignLeft);
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m_chart.layout()->setContentsMargins(0, 0, 0, 0);
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m_chart.setMargins(QMargins(1, 1, 1, 1));
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m_solarFluxChart.setTitle("");
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m_solarFluxChart.legend()->hide();
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m_solarFluxChart.addAxis(&m_chartSolarFluxXAxis, Qt::AlignBottom);
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m_solarFluxChart.addAxis(&m_chartSolarFluxYAxis, Qt::AlignLeft);
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m_solarFluxChart.layout()->setContentsMargins(0, 0, 0, 0);
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m_solarFluxChart.setMargins(QMargins(1, 1, 1, 1));
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m_chartSolarFluxXAxis.setTitleText(QString("Frequency (MHz)"));
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m_chartSolarFluxXAxis.setMinorTickCount(-1);
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m_chartSolarFluxYAxis.setTitleText(QString("Solar flux density (%1)").arg(solarFluxUnit()));
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// Create axes that are static
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m_skyTempGalacticLXAxis.setTitleText(QString("Galactic longitude (%1)").arg(QChar(0xb0)));
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m_skyTempGalacticLXAxis.setMin(0);
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m_skyTempGalacticLXAxis.setMax(360);
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m_skyTempGalacticLXAxis.append("180", 0);
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m_skyTempGalacticLXAxis.append("90", 90);
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m_skyTempGalacticLXAxis.append("0/360", 180);
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m_skyTempGalacticLXAxis.append("270", 270);
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//m_skyTempGalacticLXAxis.append("180", 360); // Note - labels need to be unique, so can't have 180 at start and end
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m_skyTempGalacticLXAxis.setLabelsPosition(QCategoryAxis::AxisLabelsPositionOnValue);
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m_skyTempGalacticLXAxis.setGridLineVisible(false);
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m_skyTempRAXAxis.setTitleText(QString("Right ascension (hours)"));
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m_skyTempRAXAxis.setMin(0);
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m_skyTempRAXAxis.setMax(24);
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m_skyTempRAXAxis.append("12", 0);
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m_skyTempRAXAxis.append("9", 3);
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m_skyTempRAXAxis.append("6", 6);
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m_skyTempRAXAxis.append("3", 9);
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m_skyTempRAXAxis.append("0", 12);
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m_skyTempRAXAxis.append("21", 15);
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m_skyTempRAXAxis.append("18", 18);
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m_skyTempRAXAxis.append("15", 21);
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//m_skyTempRAXAxis.append("12", 24); // Note - labels need to be unique, so can't have 12 at start and end
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m_skyTempRAXAxis.setLabelsPosition(QCategoryAxis::AxisLabelsPositionOnValue);
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m_skyTempRAXAxis.setGridLineVisible(false);
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m_skyTempYAxis.setGridLineVisible(false);
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m_skyTempYAxis.setRange(-90.0, 90.0);
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m_skyTempYAxis.setGridLineVisible(false);
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ui->dateTime->setDateTime(QDateTime::currentDateTime());
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displaySettings();
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applySettings(true);
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// Populate subchart menu
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on_chartSelect_currentIndexChanged(0);
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// Use My Position from preferences, if none set
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if ((m_settings.m_latitude == 0.0) && (m_settings.m_longitude == 0.0))
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on_useMyPosition_clicked();
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/*
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printf("saemundsson=[");
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for (int i = 0; i <= 90; i+= 5)
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printf("%f ", Astronomy::refractionSaemundsson(i, m_settings.m_pressure, m_settings.m_temperature));
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printf("];\n");
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printf("palRadio=[");
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for (int i = 0; i <= 90; i+= 5)
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printf("%f ", Astronomy::refractionPAL(i, m_settings.m_pressure, m_settings.m_temperature, m_settings.m_humidity,
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100000000, m_settings.m_latitude, m_settings.m_heightAboveSeaLevel,
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m_settings.m_temperatureLapseRate));
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printf("];\n");
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printf("palLight=[");
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for (int i = 0; i <= 90; i+= 5)
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printf("%f ",Astronomy::refractionPAL(i, m_settings.m_pressure, m_settings.m_temperature, m_settings.m_humidity,
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7.5e14, m_settings.m_latitude, m_settings.m_heightAboveSeaLevel,
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m_settings.m_temperatureLapseRate));
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printf("];\n");
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*/
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m_networkManager = new QNetworkAccessManager();
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connect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
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readSolarFlux();
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connect(&m_solarFluxTimer, SIGNAL(timeout()), this, SLOT(autoUpdateSolarFlux()));
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m_solarFluxTimer.start(1000*60*60*24); // Update every 24hours
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autoUpdateSolarFlux();
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}
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StarTrackerGUI::~StarTrackerGUI()
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{
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disconnect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
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delete m_networkManager;
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delete ui;
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}
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void StarTrackerGUI::blockApplySettings(bool block)
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{
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m_doApplySettings = !block;
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}
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void StarTrackerGUI::displaySettings()
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{
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setTitleColor(m_settings.m_rgbColor);
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setWindowTitle(m_settings.m_title);
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blockApplySettings(true);
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ui->latitude->setValue(m_settings.m_latitude);
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ui->longitude->setValue(m_settings.m_longitude);
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ui->target->setCurrentIndex(ui->target->findText(m_settings.m_target));
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if (m_settings.m_target == "Custom")
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{
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ui->rightAscension->setText(m_settings.m_ra);
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ui->declination->setText(m_settings.m_dec);
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}
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if (m_settings.m_dateTime == "")
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{
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ui->dateTimeSelect->setCurrentIndex(0);
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ui->dateTime->setVisible(false);
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}
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else
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{
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ui->dateTime->setDateTime(QDateTime::fromString(m_settings.m_dateTime, Qt::ISODateWithMs));
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ui->dateTime->setVisible(true);
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ui->dateTimeSelect->setCurrentIndex(1);
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}
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if ((m_settings.m_solarFluxData != StarTrackerSettings::DRAO_2800) && !m_solarFluxesValid)
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autoUpdateSolarFlux();
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ui->frequency->setValue(m_settings.m_frequency/1000000.0);
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ui->beamwidth->setValue(m_settings.m_beamwidth);
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updateForTarget();
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plotChart();
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blockApplySettings(false);
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}
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void StarTrackerGUI::leaveEvent(QEvent*)
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{
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}
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void StarTrackerGUI::enterEvent(QEvent*)
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{
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}
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void StarTrackerGUI::onMenuDialogCalled(const QPoint &p)
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{
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if (m_contextMenuType == ContextMenuChannelSettings)
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{
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BasicFeatureSettingsDialog dialog(this);
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dialog.setTitle(m_settings.m_title);
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dialog.setColor(m_settings.m_rgbColor);
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dialog.setUseReverseAPI(m_settings.m_useReverseAPI);
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dialog.setReverseAPIAddress(m_settings.m_reverseAPIAddress);
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dialog.setReverseAPIPort(m_settings.m_reverseAPIPort);
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dialog.setReverseAPIFeatureSetIndex(m_settings.m_reverseAPIFeatureSetIndex);
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dialog.setReverseAPIFeatureIndex(m_settings.m_reverseAPIFeatureIndex);
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dialog.move(p);
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dialog.exec();
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m_settings.m_rgbColor = dialog.getColor().rgb();
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m_settings.m_title = dialog.getTitle();
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m_settings.m_useReverseAPI = dialog.useReverseAPI();
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m_settings.m_reverseAPIAddress = dialog.getReverseAPIAddress();
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m_settings.m_reverseAPIPort = dialog.getReverseAPIPort();
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m_settings.m_reverseAPIFeatureSetIndex = dialog.getReverseAPIFeatureSetIndex();
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m_settings.m_reverseAPIFeatureIndex = dialog.getReverseAPIFeatureIndex();
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setWindowTitle(m_settings.m_title);
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setTitleColor(m_settings.m_rgbColor);
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applySettings();
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}
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resetContextMenuType();
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}
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void StarTrackerGUI::on_startStop_toggled(bool checked)
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{
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if (m_doApplySettings)
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{
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StarTracker::MsgStartStop *message = StarTracker::MsgStartStop::create(checked);
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m_starTracker->getInputMessageQueue()->push(message);
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}
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}
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void StarTrackerGUI::on_latitude_valueChanged(double value)
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{
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m_settings.m_latitude = value;
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applySettings();
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plotChart();
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}
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void StarTrackerGUI::on_longitude_valueChanged(double value)
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{
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m_settings.m_longitude = value;
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applySettings();
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plotChart();
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}
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void StarTrackerGUI::on_rightAscension_editingFinished()
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{
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m_settings.m_ra = ui->rightAscension->text();
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applySettings();
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plotChart();
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}
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void StarTrackerGUI::on_declination_editingFinished()
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{
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m_settings.m_dec = ui->declination->text();
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applySettings();
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plotChart();
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}
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void StarTrackerGUI::updateForTarget()
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{
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if (m_settings.m_target == "Sun")
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{
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ui->rightAscension->setReadOnly(true);
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ui->declination->setReadOnly(true);
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ui->rightAscension->setText("");
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ui->declination->setText("");
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}
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else if (m_settings.m_target == "Moon")
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{
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ui->rightAscension->setReadOnly(true);
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ui->declination->setReadOnly(true);
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ui->rightAscension->setText("");
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ui->declination->setText("");
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}
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else if (m_settings.m_target == "Custom")
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{
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ui->rightAscension->setReadOnly(false);
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ui->declination->setReadOnly(false);
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}
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else
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{
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ui->rightAscension->setReadOnly(true);
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ui->declination->setReadOnly(true);
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if (m_settings.m_target == "PSR B0329+54")
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{
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ui->rightAscension->setText("03h32m59.35s");
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ui->declination->setText(QString("54%0134'45.05\"").arg(QChar(0xb0)));
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}
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else if (m_settings.m_target == "PSR B0833-45")
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{
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ui->rightAscension->setText("08h35m20.66s");
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ui->declination->setText(QString("-45%0110'35.15\"").arg(QChar(0xb0)));
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}
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else if (m_settings.m_target == "Sagittarius A")
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{
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ui->rightAscension->setText("17h45m40.04s");
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ui->declination->setText(QString("-29%0100'28.17\"").arg(QChar(0xb0)));
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}
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else if (m_settings.m_target == "Cassiopeia A")
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{
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ui->rightAscension->setText("23h23m24s");
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ui->declination->setText(QString("58%0148'54\"").arg(QChar(0xb0)));
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}
|
|
else if (m_settings.m_target == "Cygnus A")
|
|
{
|
|
ui->rightAscension->setText("19h59m28.36s");
|
|
ui->declination->setText(QString("40%0144'02.1\"").arg(QChar(0xb0)));
|
|
}
|
|
else if (m_settings.m_target == "Taurus A (M1)")
|
|
{
|
|
ui->rightAscension->setText("05h34m31.94s");
|
|
ui->declination->setText(QString("22%0100'52.2\"").arg(QChar(0xb0)));
|
|
}
|
|
else if (m_settings.m_target == "Virgo A (M87)")
|
|
{
|
|
ui->rightAscension->setText("12h30m49.42s");
|
|
ui->declination->setText(QString("12%0123'28.04\"").arg(QChar(0xb0)));
|
|
}
|
|
on_rightAscension_editingFinished();
|
|
on_declination_editingFinished();
|
|
}
|
|
// Clear as no longer valid when target has changed
|
|
ui->azimuth->setText("");
|
|
ui->elevation->setText("");
|
|
}
|
|
|
|
void StarTrackerGUI::on_target_currentTextChanged(const QString &text)
|
|
{
|
|
m_settings.m_target = text;
|
|
applySettings();
|
|
updateForTarget();
|
|
plotChart();
|
|
}
|
|
|
|
void StarTrackerGUI::updateLST()
|
|
{
|
|
QDateTime dt;
|
|
|
|
if (m_settings.m_dateTime.isEmpty())
|
|
dt = QDateTime::currentDateTime();
|
|
else
|
|
dt = QDateTime::fromString(m_settings.m_dateTime, Qt::ISODateWithMs);
|
|
|
|
double lst = Astronomy::localSiderealTime(dt, m_settings.m_longitude);
|
|
|
|
ui->lst->setText(Units::decimalHoursToHoursMinutesAndSeconds(lst/15.0, 0));
|
|
}
|
|
|
|
void StarTrackerGUI::updateStatus()
|
|
{
|
|
int state = m_starTracker->getState();
|
|
|
|
if (m_lastFeatureState != state)
|
|
{
|
|
// We set checked state of start/stop button, in case it was changed via API
|
|
bool oldState;
|
|
switch (state)
|
|
{
|
|
case Feature::StNotStarted:
|
|
ui->startStop->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
|
|
break;
|
|
case Feature::StIdle:
|
|
oldState = ui->startStop->blockSignals(true);
|
|
ui->startStop->setChecked(false);
|
|
ui->startStop->blockSignals(oldState);
|
|
ui->startStop->setStyleSheet("QToolButton { background-color : blue; }");
|
|
break;
|
|
case Feature::StRunning:
|
|
oldState = ui->startStop->blockSignals(true);
|
|
ui->startStop->setChecked(true);
|
|
ui->startStop->blockSignals(oldState);
|
|
ui->startStop->setStyleSheet("QToolButton { background-color : green; }");
|
|
break;
|
|
case Feature::StError:
|
|
ui->startStop->setStyleSheet("QToolButton { background-color : red; }");
|
|
QMessageBox::information(this, tr("Message"), m_starTracker->getErrorMessage());
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
m_lastFeatureState = state;
|
|
}
|
|
|
|
updateLST();
|
|
}
|
|
|
|
void StarTrackerGUI::applySettings(bool force)
|
|
{
|
|
if (m_doApplySettings)
|
|
{
|
|
StarTracker::MsgConfigureStarTracker* message = StarTracker::MsgConfigureStarTracker::create(m_settings, force);
|
|
m_starTracker->getInputMessageQueue()->push(message);
|
|
}
|
|
}
|
|
|
|
void StarTrackerGUI::on_useMyPosition_clicked(bool checked)
|
|
{
|
|
(void) checked;
|
|
double stationLatitude = MainCore::instance()->getSettings().getLatitude();
|
|
double stationLongitude = MainCore::instance()->getSettings().getLongitude();
|
|
double stationAltitude = MainCore::instance()->getSettings().getAltitude();
|
|
|
|
ui->latitude->setValue(stationLatitude);
|
|
ui->longitude->setValue(stationLongitude);
|
|
m_settings.m_heightAboveSeaLevel = stationAltitude;
|
|
applySettings();
|
|
plotChart();
|
|
}
|
|
|
|
// Show settings dialog
|
|
void StarTrackerGUI::on_displaySettings_clicked()
|
|
{
|
|
StarTrackerSettingsDialog dialog(&m_settings);
|
|
if (dialog.exec() == QDialog::Accepted)
|
|
{
|
|
applySettings();
|
|
displaySolarFlux();
|
|
if (ui->chartSelect->currentIndex() == 1)
|
|
plotChart();
|
|
}
|
|
}
|
|
|
|
void StarTrackerGUI::on_dateTimeSelect_currentTextChanged(const QString &text)
|
|
{
|
|
if (text == "Now")
|
|
{
|
|
m_settings.m_dateTime = "";
|
|
ui->dateTime->setVisible(false);
|
|
}
|
|
else
|
|
{
|
|
m_settings.m_dateTime = ui->dateTime->dateTime().toString(Qt::ISODateWithMs);
|
|
ui->dateTime->setVisible(true);
|
|
}
|
|
applySettings();
|
|
plotChart();
|
|
}
|
|
|
|
void StarTrackerGUI::on_dateTime_dateTimeChanged(const QDateTime &datetime)
|
|
{
|
|
(void) datetime;
|
|
if (ui->dateTimeSelect->currentIndex() == 1)
|
|
{
|
|
m_settings.m_dateTime = ui->dateTime->dateTime().toString(Qt::ISODateWithMs);
|
|
applySettings();
|
|
plotChart();
|
|
}
|
|
}
|
|
|
|
void StarTrackerGUI::plotChart()
|
|
{
|
|
if (ui->chartSelect->currentIndex() == 0)
|
|
{
|
|
if (ui->chartSubSelect->currentIndex() == 0)
|
|
plotElevationLineChart();
|
|
else
|
|
plotElevationPolarChart();
|
|
}
|
|
else if (ui->chartSelect->currentIndex() == 1)
|
|
plotSolarFluxChart();
|
|
else if (ui->chartSelect->currentIndex() == 2)
|
|
plotSkyTemperatureChart();
|
|
}
|
|
|
|
void StarTrackerGUI::raDecChanged()
|
|
{
|
|
if (ui->chartSelect->currentIndex() == 2)
|
|
plotSkyTemperatureChart();
|
|
}
|
|
|
|
void StarTrackerGUI::on_frequency_valueChanged(int value)
|
|
{
|
|
m_settings.m_frequency = value*1000000.0;
|
|
applySettings();
|
|
if (ui->chartSelect->currentIndex() != 0)
|
|
{
|
|
updateChartSubSelect();
|
|
plotChart();
|
|
}
|
|
displaySolarFlux();
|
|
}
|
|
|
|
void StarTrackerGUI::on_beamwidth_valueChanged(double value)
|
|
{
|
|
m_settings.m_beamwidth = value;
|
|
applySettings();
|
|
updateChartSubSelect();
|
|
if (ui->chartSelect->currentIndex() == 2)
|
|
plotChart();
|
|
}
|
|
|
|
void StarTrackerGUI::plotSolarFluxChart()
|
|
{
|
|
m_solarFluxChart.removeAllSeries();
|
|
if (m_solarFluxesValid)
|
|
{
|
|
double maxValue = -std::numeric_limits<double>::infinity();
|
|
double minValue = std::numeric_limits<double>::infinity();
|
|
QLineSeries *series = new QLineSeries();
|
|
for (int i = 0; i < 8; i++)
|
|
{
|
|
double value = convertSolarFluxUnits(m_solarFluxes[i]);
|
|
series->append(m_solarFluxFrequencies[i], value);
|
|
maxValue = std::max(value, maxValue);
|
|
minValue = std::min(value, minValue);
|
|
}
|
|
series->setPointLabelsVisible(true);
|
|
series->setPointLabelsFormat("@yPoint");
|
|
series->setPointLabelsClipping(false);
|
|
m_solarFluxChart.addSeries(series);
|
|
series->attachAxis(&m_chartSolarFluxXAxis);
|
|
series->attachAxis(&m_chartSolarFluxYAxis);
|
|
if (m_settings.m_solarFluxUnits == StarTrackerSettings::SFU)
|
|
{
|
|
m_chartSolarFluxYAxis.setLabelFormat("%d");
|
|
m_chartSolarFluxYAxis.setRange(0.0, ((((int)maxValue)+99)/100)*100);
|
|
}
|
|
else if (m_settings.m_solarFluxUnits == StarTrackerSettings::JANSKY)
|
|
{
|
|
m_chartSolarFluxYAxis.setLabelFormat("%.2g");
|
|
m_chartSolarFluxYAxis.setRange(0, ((((int)maxValue)+999999)/100000)*100000);
|
|
}
|
|
else
|
|
{
|
|
m_chartSolarFluxYAxis.setLabelFormat("%.2g");
|
|
m_chartSolarFluxYAxis.setRange(minValue, maxValue);
|
|
}
|
|
}
|
|
else
|
|
m_solarFluxChart.setTitle("Press download Solar flux density data to view");
|
|
ui->chart->setChart(&m_solarFluxChart);
|
|
// m_chart.setPlotAreaBackgroundVisible(false);
|
|
// disconnect(&m_chart, SIGNAL(plotAreaChanged(QRectF)), this, SLOT(plotAreaChanged(QRectF)));
|
|
}
|
|
|
|
void StarTrackerGUI::plotSkyTemperatureChart()
|
|
{
|
|
bool galactic = (ui->chartSubSelect->currentIndex() & 1) == 1;
|
|
|
|
m_chart.removeAllSeries();
|
|
removeAllAxes();
|
|
|
|
QScatterSeries *series = new QScatterSeries();
|
|
float ra = Astronomy::raToDecimal(m_settings.m_ra);
|
|
float dec = Astronomy::decToDecimal(m_settings.m_dec);
|
|
|
|
double beamWidth = m_settings.m_beamwidth;
|
|
// Ellipse not supported, so draw circle on shorter axis
|
|
double degPerPixelW = 360.0/m_chart.plotArea().width();
|
|
double degPerPixelH = 180.0/m_chart.plotArea().height();
|
|
double degPerPixel = std::min(degPerPixelW, degPerPixelH);
|
|
double markerSize;
|
|
|
|
if (galactic)
|
|
{
|
|
// Convert to category coordinates
|
|
double l, b;
|
|
Astronomy::equatorialToGalactic(ra, dec, l, b);
|
|
|
|
// Map to linear axis
|
|
double lAxis;
|
|
if (l < 180.0)
|
|
lAxis = 180.0 - l;
|
|
else
|
|
lAxis = 360.0 - l + 180.0;
|
|
series->append(lAxis, b);
|
|
}
|
|
else
|
|
{
|
|
// Map to category axis
|
|
double raAxis;
|
|
if (ra <= 12.0)
|
|
raAxis = 12.0 - ra;
|
|
else
|
|
raAxis = 24 - ra + 12;
|
|
series->append(raAxis, dec);
|
|
}
|
|
|
|
// Get temperature
|
|
int idx = ui->chartSubSelect->currentIndex();
|
|
if ((idx == 6) || (idx == 7))
|
|
{
|
|
// Adjust temperature from 408MHz FITS file, taking in to account
|
|
// observation frequency and beamwidth
|
|
FITS *fits = &m_temps[1];
|
|
if (fits->valid())
|
|
{
|
|
const double beamwidth = m_settings.m_beamwidth;
|
|
const double halfBeamwidth = beamwidth/2.0;
|
|
// Use cos^p(x) for approximation of radiation pattern
|
|
// (Essentially the same as Gaussian of exp(-4*ln(theta^2/beamwidth^2))
|
|
// (See a2 in https://arxiv.org/pdf/1812.10084.pdf for Elliptical equivalent))
|
|
// We have gain of 0dB (1) at 0 degrees, and -3dB (~0.5) at half-beamwidth degrees
|
|
// Find exponent that correponds to -3dB at that angle
|
|
double minus3dBLinear = pow(10.0, -3.0/10.0);
|
|
double p = log(minus3dBLinear)/log(cos(Units::degreesToRadians(halfBeamwidth)));
|
|
// Create an matrix with gain as a function of angle
|
|
double degreesPerPixelH = abs(fits->degreesPerPixelH());
|
|
double degreesPerPixelV = abs(fits->degreesPerPixelV());
|
|
int numberOfCoeffsH = ceil(beamwidth/degreesPerPixelH);
|
|
int numberOfCoeffsV = ceil(beamwidth/degreesPerPixelV);
|
|
if ((numberOfCoeffsH & 1) == 0)
|
|
numberOfCoeffsH++;
|
|
if ((numberOfCoeffsV & 1) == 0)
|
|
numberOfCoeffsV++;
|
|
double *beam = new double[numberOfCoeffsH*numberOfCoeffsV];
|
|
double sum = 0.0;
|
|
int y0 = numberOfCoeffsV/2;
|
|
int x0 = numberOfCoeffsH/2;
|
|
int nonZeroCount = 0;
|
|
for (int y = 0; y < numberOfCoeffsV; y++)
|
|
{
|
|
for (int x = 0; x < numberOfCoeffsH; x++)
|
|
{
|
|
double xp = (x - x0) * degreesPerPixelH;
|
|
double yp = (y - y0) * degreesPerPixelV;
|
|
double r = sqrt(xp*xp+yp*yp);
|
|
if (r < halfBeamwidth)
|
|
{
|
|
beam[y*numberOfCoeffsH+x] = pow(cos(Units::degreesToRadians(r)), p);
|
|
sum += beam[y*numberOfCoeffsH+x];
|
|
nonZeroCount++;
|
|
}
|
|
else
|
|
beam[y*numberOfCoeffsH+x] = 0.0;
|
|
}
|
|
}
|
|
|
|
// Get centre pixel coordinates
|
|
double centreX;
|
|
if (ra <= 12.0)
|
|
centreX = (12.0 - ra) / 24.0;
|
|
else
|
|
centreX = (24 - ra + 12) / 24.0;
|
|
double centreY = (90.0-dec) / 180.0;
|
|
int imgX = centreX * fits->width();
|
|
int imgY = centreY * fits->height();
|
|
|
|
// Apply weighting to temperature data
|
|
double weightedSum = 0.0;
|
|
for (int y = 0; y < numberOfCoeffsV; y++)
|
|
{
|
|
for (int x = 0; x < numberOfCoeffsH; x++)
|
|
{
|
|
weightedSum += beam[y*numberOfCoeffsH+x] * fits->scaledWrappedValue(imgX + (x-x0), imgY + (y-y0));
|
|
}
|
|
}
|
|
// From: https://www.cv.nrao.edu/~sransom/web/Ch3.html
|
|
// The antenna temperature equals the source brightness temperature multiplied by the fraction of the beam solid angle filled by the source
|
|
// So we scale the sum by the total number of non-zero pixels (i.e. beam area)
|
|
// If we compare to some maps with different beamwidths here: https://www.cv.nrao.edu/~demerson/radiosky/sky_jun96.pdf
|
|
// The values we've computed are a bit higher..
|
|
double temp408 = weightedSum/nonZeroCount;
|
|
|
|
// Scale according to frequency - CMB contribution constant
|
|
// Power law at low frequencies, with slight variation in spectral index
|
|
// See:
|
|
// Global Sky Model: https://ascl.net/1011.010
|
|
// An improved Model of Diffuse Galactic Radio Emission: https://arxiv.org/pdf/1605.04920.pdf
|
|
// A high-resolution self-consistent whole sky foreground model: https://arxiv.org/abs/1812.10084
|
|
// (De-striping:) Full sky study of diffuse Galactic emission at decimeter wavelength https://www.aanda.org/articles/aa/pdf/2003/42/aah4363.pdf
|
|
// Data here: http://cdsarc.u-strasbg.fr/viz-bin/cat/J/A+A/410/847
|
|
// LFmap: https://www.faculty.ece.vt.edu/swe/lwa/memo/lwa0111.pdf
|
|
double iso408 = 50 * pow(150e6/408e6, 2.75); // Extra-galactic isotropic in reference map at 408MHz
|
|
double isoT = 50 * pow(150e6/m_settings.m_frequency, 2.75); // Extra-galactic isotropic at target frequency
|
|
double cmbT = 2.725; // Cosmic microwave backgroud;
|
|
double spectralIndex;
|
|
if (m_spectralIndex.valid())
|
|
{
|
|
// See https://www.aanda.org/articles/aa/pdf/2003/42/aah4363.pdf
|
|
spectralIndex = m_spectralIndex.scaledValue(imgX, imgY);
|
|
}
|
|
else
|
|
{
|
|
// See https://arxiv.org/abs/1812.10084 fig 2
|
|
if (m_settings.m_frequency < 200e6)
|
|
spectralIndex = 2.55;
|
|
else if (m_settings.m_frequency < 20e9)
|
|
spectralIndex = 2.695;
|
|
else
|
|
spectralIndex = 3.1;
|
|
}
|
|
double galactic480 = temp408 - cmbT - iso408;
|
|
double galacticT = galactic480 * pow(408e6/m_settings.m_frequency, spectralIndex); // Scale galactic contribution by frequency
|
|
double temp = galacticT + cmbT + isoT; // Final temperature
|
|
|
|
series->setPointLabelsVisible(true);
|
|
series->setPointLabelsColor(Qt::red);
|
|
series->setPointLabelsFormat(QString("%1 K").arg(std::round(temp)));
|
|
|
|
// Scale marker size by beamwidth
|
|
markerSize = std::max((int)round(beamWidth * degPerPixel), 5);
|
|
}
|
|
else
|
|
qDebug() << "StarTrackerGUI::plotSkyTemperatureChart: FITS temperature file not valid";
|
|
}
|
|
else
|
|
{
|
|
// Read temperature from selected FITS file at target RA/Dec
|
|
QImage *img = &m_images[idx];
|
|
FITS *fits = &m_temps[idx/2];
|
|
double x;
|
|
if (ra <= 12.0)
|
|
x = (12.0 - ra) / 24.0;
|
|
else
|
|
x = (24 - ra + 12) / 24.0;
|
|
int imgX = x * img->width();
|
|
if (imgX >= img->width())
|
|
imgX = img->width();
|
|
int imgY = (90.0-dec)/180.0 * img->height();
|
|
if (imgY >= img->height())
|
|
imgY = img->height();
|
|
|
|
if (fits->valid())
|
|
{
|
|
double temp = fits->scaledValue(imgX, imgY);
|
|
series->setPointLabelsVisible(true);
|
|
series->setPointLabelsColor(Qt::red);
|
|
series->setPointLabelsFormat(QString("%1 K").arg(std::round(temp)));
|
|
}
|
|
|
|
// Temperature from just one pixel, but need to make marker visbile
|
|
markerSize = 5;
|
|
}
|
|
series->setMarkerSize(markerSize);
|
|
|
|
m_chart.setTitle("");
|
|
m_chart.addSeries(series);
|
|
if (galactic)
|
|
{
|
|
m_chart.addAxis(&m_skyTempGalacticLXAxis, Qt::AlignBottom);
|
|
series->attachAxis(&m_skyTempGalacticLXAxis);
|
|
|
|
m_skyTempYAxis.setTitleText(QString("Galactic latitude (%1)").arg(QChar(0xb0)));
|
|
m_chart.addAxis(&m_skyTempYAxis, Qt::AlignLeft);
|
|
series->attachAxis(&m_skyTempYAxis);
|
|
}
|
|
else
|
|
{
|
|
m_chart.addAxis(&m_skyTempRAXAxis, Qt::AlignBottom);
|
|
series->attachAxis(&m_skyTempRAXAxis);
|
|
|
|
m_skyTempYAxis.setTitleText(QString("Declination (%1)").arg(QChar(0xb0)));
|
|
m_chart.addAxis(&m_skyTempYAxis, Qt::AlignLeft);
|
|
series->attachAxis(&m_skyTempYAxis);
|
|
}
|
|
ui->chart->setChart(&m_chart);
|
|
plotAreaChanged(m_chart.plotArea());
|
|
connect(&m_chart, SIGNAL(plotAreaChanged(QRectF)), this, SLOT(plotAreaChanged(QRectF)));
|
|
}
|
|
|
|
void StarTrackerGUI::plotAreaChanged(const QRectF &plotArea)
|
|
{
|
|
int width = static_cast<int>(plotArea.width());
|
|
int height = static_cast<int>(plotArea.height());
|
|
int viewW = static_cast<int>(ui->chart->width());
|
|
int viewH = static_cast<int>(ui->chart->height());
|
|
|
|
// Scale the image to fit plot area
|
|
int imageIdx = ui->chartSubSelect->currentIndex();
|
|
if (imageIdx == 6)
|
|
imageIdx = 2;
|
|
else if (imageIdx == 7)
|
|
imageIdx = 3;
|
|
QImage image = m_images[imageIdx].scaled(QSize(width, height), Qt::IgnoreAspectRatio);
|
|
QImage translated(viewW, viewH, QImage::Format_ARGB32);
|
|
translated.fill(Qt::white);
|
|
QPainter painter(&translated);
|
|
painter.drawImage(plotArea.topLeft(), image);
|
|
|
|
m_chart.setPlotAreaBackgroundBrush(translated);
|
|
m_chart.setPlotAreaBackgroundVisible(true);
|
|
}
|
|
|
|
void StarTrackerGUI::removeAllAxes()
|
|
{
|
|
QList<QAbstractAxis *> axes;
|
|
axes = m_chart.axes(Qt::Horizontal);
|
|
for (QAbstractAxis *axis : axes)
|
|
m_chart.removeAxis(axis);
|
|
axes = m_chart.axes(Qt::Vertical);
|
|
for (QAbstractAxis *axis : axes)
|
|
m_chart.removeAxis(axis);
|
|
}
|
|
|
|
// Plot target elevation angle over the day
|
|
void StarTrackerGUI::plotElevationLineChart()
|
|
{
|
|
QChart *oldChart = m_azElLineChart;
|
|
|
|
m_azElLineChart = new QChart();
|
|
QDateTimeAxis *xAxis = new QDateTimeAxis();
|
|
QValueAxis *yLeftAxis = new QValueAxis();
|
|
QValueAxis *yRightAxis = new QValueAxis();
|
|
|
|
m_azElLineChart->legend()->hide();
|
|
|
|
m_azElLineChart->layout()->setContentsMargins(0, 0, 0, 0);
|
|
m_azElLineChart->setMargins(QMargins(1, 1, 1, 1));
|
|
|
|
double maxElevation = -90.0;
|
|
|
|
QLineSeries *elSeries = new QLineSeries();
|
|
QList<QLineSeries *> azSeriesList;
|
|
QLineSeries *azSeries = new QLineSeries();
|
|
azSeriesList.append(azSeries);
|
|
QPen pen(QColor(153, 202, 83), 2, Qt::SolidLine);
|
|
azSeries->setPen(pen);
|
|
|
|
QDateTime dt;
|
|
if (m_settings.m_dateTime.isEmpty())
|
|
dt = QDateTime::currentDateTime();
|
|
else
|
|
dt = QDateTime::fromString(m_settings.m_dateTime, Qt::ISODateWithMs);
|
|
dt.setTime(QTime(0,0));
|
|
QDateTime startTime = dt;
|
|
QDateTime endTime = dt;
|
|
double prevAz;
|
|
int timestep = 10*60;
|
|
for (int step = 0; step <= 24*60*60/timestep; step++)
|
|
{
|
|
AzAlt aa;
|
|
RADec rd;
|
|
|
|
// Calculate elevation of desired object
|
|
if (m_settings.m_target == "Sun")
|
|
Astronomy::sunPosition(aa, rd, m_settings.m_latitude, m_settings.m_longitude, dt);
|
|
else if (m_settings.m_target == "Moon")
|
|
Astronomy::moonPosition(aa, rd, m_settings.m_latitude, m_settings.m_longitude, dt);
|
|
else
|
|
{
|
|
rd.ra = Astronomy::raToDecimal(m_settings.m_ra);
|
|
rd.dec = Astronomy::decToDecimal(m_settings.m_dec);
|
|
aa = Astronomy::raDecToAzAlt(rd, m_settings.m_latitude, m_settings.m_longitude, dt, !m_settings.m_jnow);
|
|
}
|
|
|
|
if (aa.alt > maxElevation)
|
|
maxElevation = aa.alt;
|
|
|
|
// Adjust for refraction
|
|
if (m_settings.m_refraction == "Positional Astronomy Library")
|
|
{
|
|
aa.alt += Astronomy::refractionPAL(aa.alt, m_settings.m_pressure, m_settings.m_temperature, m_settings.m_humidity,
|
|
m_settings.m_frequency, m_settings.m_latitude, m_settings.m_heightAboveSeaLevel,
|
|
m_settings.m_temperatureLapseRate);
|
|
if (aa.alt > 90.0)
|
|
aa.alt = 90.0f;
|
|
}
|
|
else if (m_settings.m_refraction == "Saemundsson")
|
|
{
|
|
aa.alt += Astronomy::refractionSaemundsson(aa.alt, m_settings.m_pressure, m_settings.m_temperature);
|
|
if (aa.alt > 90.0)
|
|
aa.alt = 90.0f;
|
|
}
|
|
|
|
if (step == 0)
|
|
prevAz = aa.az;
|
|
|
|
if (((prevAz >= 270) && (aa.az < 90)) || ((prevAz < 90) && (aa.az >= 270)))
|
|
{
|
|
azSeries = new QLineSeries();
|
|
azSeriesList.append(azSeries);
|
|
azSeries->setPen(pen);
|
|
}
|
|
|
|
elSeries->append(dt.toMSecsSinceEpoch(), aa.alt);
|
|
azSeries->append(dt.toMSecsSinceEpoch(), aa.az);
|
|
|
|
endTime = dt;
|
|
prevAz = aa.az;
|
|
dt = dt.addSecs(timestep); // addSecs accounts for daylight savings jumps
|
|
}
|
|
m_azElLineChart->addAxis(xAxis, Qt::AlignBottom);
|
|
m_azElLineChart->addAxis(yLeftAxis, Qt::AlignLeft);
|
|
m_azElLineChart->addAxis(yRightAxis, Qt::AlignRight);
|
|
m_azElLineChart->addSeries(elSeries);
|
|
for (int i = 0; i < azSeriesList.size(); i++)
|
|
{
|
|
m_azElLineChart->addSeries(azSeriesList[i]);
|
|
azSeriesList[i]->attachAxis(xAxis);
|
|
azSeriesList[i]->attachAxis(yRightAxis);
|
|
}
|
|
elSeries->attachAxis(xAxis);
|
|
elSeries->attachAxis(yLeftAxis);
|
|
xAxis->setTitleText(QString("%1 %2").arg(startTime.date().toString()).arg(startTime.timeZoneAbbreviation()));
|
|
xAxis->setFormat("hh");
|
|
xAxis->setTickCount(7);
|
|
xAxis->setRange(startTime, endTime);
|
|
yLeftAxis->setRange(0.0, 90.0);
|
|
yLeftAxis->setTitleText(QString("Elevation (%1)").arg(QChar(0xb0)));
|
|
yRightAxis->setRange(0.0, 360.0);
|
|
yRightAxis->setTitleText(QString("Azimuth (%1)").arg(QChar(0xb0)));
|
|
if (maxElevation < 0)
|
|
m_azElLineChart->setTitle("Not visible from this latitude");
|
|
else
|
|
m_azElLineChart->setTitle("");
|
|
ui->chart->setChart(m_azElLineChart);
|
|
|
|
delete oldChart;
|
|
}
|
|
|
|
// Plot target elevation angle over the day
|
|
void StarTrackerGUI::plotElevationPolarChart()
|
|
{
|
|
QChart *oldChart = m_azElPolarChart;
|
|
|
|
m_azElPolarChart = new QPolarChart();
|
|
QValueAxis *angularAxis = new QValueAxis();
|
|
QCategoryAxis *radialAxis = new QCategoryAxis();
|
|
|
|
angularAxis->setTickCount(9);
|
|
angularAxis->setMinorTickCount(1);
|
|
angularAxis->setLabelFormat("%d");
|
|
angularAxis->setRange(0, 360);
|
|
|
|
radialAxis->setMin(0);
|
|
radialAxis->setMax(90);
|
|
radialAxis->append("90", 0);
|
|
radialAxis->append("60", 30);
|
|
radialAxis->append("30", 60);
|
|
radialAxis->append("0", 90);
|
|
radialAxis->setLabelsPosition(QCategoryAxis::AxisLabelsPositionOnValue);
|
|
|
|
m_azElPolarChart->addAxis(angularAxis, QPolarChart::PolarOrientationAngular);
|
|
m_azElPolarChart->addAxis(radialAxis, QPolarChart::PolarOrientationRadial);
|
|
m_azElPolarChart->legend()->hide();
|
|
m_azElPolarChart->layout()->setContentsMargins(0, 0, 0, 0);
|
|
m_azElPolarChart->setMargins(QMargins(1, 1, 1, 1));
|
|
|
|
double maxElevation = -90.0;
|
|
|
|
QLineSeries *polarSeries = new QLineSeries();
|
|
QDateTime dt;
|
|
if (m_settings.m_dateTime.isEmpty())
|
|
dt = QDateTime::currentDateTime();
|
|
else
|
|
dt = QDateTime::fromString(m_settings.m_dateTime, Qt::ISODateWithMs);
|
|
dt.setTime(QTime(0,0));
|
|
QDateTime startTime = dt;
|
|
QDateTime endTime = dt;
|
|
QDateTime riseTime;
|
|
QDateTime setTime;
|
|
int riseIdx = -1;
|
|
int setIdx = -1;
|
|
int idx = 0;
|
|
int timestep = 10*60; // Rise/set times accurate to nearest 10 minutes
|
|
double prevAlt;
|
|
for (int step = 0; step <= 24*60*60/timestep; step++)
|
|
{
|
|
AzAlt aa;
|
|
RADec rd;
|
|
|
|
// Calculate elevation of desired object
|
|
if (m_settings.m_target == "Sun")
|
|
Astronomy::sunPosition(aa, rd, m_settings.m_latitude, m_settings.m_longitude, dt);
|
|
else if (m_settings.m_target == "Moon")
|
|
Astronomy::moonPosition(aa, rd, m_settings.m_latitude, m_settings.m_longitude, dt);
|
|
else
|
|
{
|
|
rd.ra = Astronomy::raToDecimal(m_settings.m_ra);
|
|
rd.dec = Astronomy::decToDecimal(m_settings.m_dec);
|
|
aa = Astronomy::raDecToAzAlt(rd, m_settings.m_latitude, m_settings.m_longitude, dt, !m_settings.m_jnow);
|
|
}
|
|
|
|
if (aa.alt > maxElevation)
|
|
maxElevation = aa.alt;
|
|
|
|
// Adjust for refraction
|
|
if (m_settings.m_refraction == "Positional Astronomy Library")
|
|
{
|
|
aa.alt += Astronomy::refractionPAL(aa.alt, m_settings.m_pressure, m_settings.m_temperature, m_settings.m_humidity,
|
|
m_settings.m_frequency, m_settings.m_latitude, m_settings.m_heightAboveSeaLevel,
|
|
m_settings.m_temperatureLapseRate);
|
|
if (aa.alt > 90.0)
|
|
aa.alt = 90.0f;
|
|
}
|
|
else if (m_settings.m_refraction == "Saemundsson")
|
|
{
|
|
aa.alt += Astronomy::refractionSaemundsson(aa.alt, m_settings.m_pressure, m_settings.m_temperature);
|
|
if (aa.alt > 90.0)
|
|
aa.alt = 90.0f;
|
|
}
|
|
|
|
if (idx == 0)
|
|
prevAlt = aa.alt;
|
|
|
|
// We can have set before rise in a day, if the object starts > 0
|
|
if ((aa.alt >= 0.0) && (prevAlt < 0.0))
|
|
{
|
|
riseTime = dt;
|
|
riseIdx = idx;
|
|
}
|
|
if ((aa.alt < 0.0) && (prevAlt >= 0.0))
|
|
{
|
|
setTime = endTime;
|
|
setIdx = idx;
|
|
}
|
|
|
|
polarSeries->append(aa.az, 90 - aa.alt);
|
|
idx++;
|
|
|
|
endTime = dt;
|
|
prevAlt = aa.alt;
|
|
|
|
dt = dt.addSecs(timestep); // addSecs accounts for daylight savings jumps
|
|
}
|
|
|
|
// Polar charts can't handle points that are more than 180 degrees apart, so
|
|
// we need to split passes that cross from 359 -> 0 degrees (or the reverse)
|
|
QList<QLineSeries *> series;
|
|
series.append(new QLineSeries());
|
|
QLineSeries *s = series.first();
|
|
QPen pen(QColor(32, 159, 223), 2, Qt::SolidLine);
|
|
s->setPen(pen);
|
|
|
|
qreal prevAz = polarSeries->at(0).x();
|
|
qreal prevEl = polarSeries->at(0).y();
|
|
for (int i = 1; i < polarSeries->count(); i++)
|
|
{
|
|
qreal az = polarSeries->at(i).x();
|
|
qreal el = polarSeries->at(i).y();
|
|
if ((prevAz > 270.0) && (az <= 90.0))
|
|
{
|
|
double elMid = interpolate(prevAz, prevEl, az+360.0, el, 360.0);
|
|
s->append(360.0, elMid);
|
|
series.append(new QLineSeries());
|
|
s = series.last();
|
|
s->setPen(pen);
|
|
s->append(0.0, elMid);
|
|
s->append(az, el);
|
|
}
|
|
else if ((prevAz <= 90.0) && (az > 270.0))
|
|
{
|
|
double elMid = interpolate(prevAz, prevEl, az-360.0, el, 0.0);
|
|
s->append(0.0, elMid);
|
|
series.append(new QLineSeries());
|
|
s = series.last();
|
|
s->setPen(pen);
|
|
s->append(360.0, elMid);
|
|
s->append(az, el);
|
|
}
|
|
else
|
|
s->append(polarSeries->at(i));
|
|
prevAz = az;
|
|
prevEl = el;
|
|
}
|
|
|
|
for (int i = 0; i < series.length(); i++)
|
|
{
|
|
m_azElPolarChart->addSeries(series[i]);
|
|
series[i]->attachAxis(angularAxis);
|
|
series[i]->attachAxis(radialAxis);
|
|
}
|
|
|
|
// Create series with single point, so we can plot time of rising
|
|
if (riseTime.isValid())
|
|
{
|
|
QLineSeries *riseSeries = new QLineSeries();
|
|
riseSeries->append(polarSeries->at(riseIdx));
|
|
riseSeries->setPointLabelsFormat(QString("Rise %1").arg(riseTime.time().toString("hh:mm")));
|
|
riseSeries->setPointLabelsVisible(true);
|
|
riseSeries->setPointLabelsClipping(false);
|
|
m_azElPolarChart->addSeries(riseSeries);
|
|
riseSeries->attachAxis(angularAxis);
|
|
riseSeries->attachAxis(radialAxis);
|
|
}
|
|
|
|
// Create series with single point, so we can plot time of setting
|
|
if (setTime.isValid())
|
|
{
|
|
QLineSeries *setSeries = new QLineSeries();
|
|
setSeries->append(polarSeries->at(setIdx));
|
|
setSeries->setPointLabelsFormat(QString("Set %1").arg(setTime.time().toString("hh:mm")));
|
|
setSeries->setPointLabelsVisible(true);
|
|
setSeries->setPointLabelsClipping(false);
|
|
m_azElPolarChart->addSeries(setSeries);
|
|
setSeries->attachAxis(angularAxis);
|
|
setSeries->attachAxis(radialAxis);
|
|
}
|
|
|
|
if (maxElevation < 0)
|
|
m_azElPolarChart->setTitle("Not visible from this latitude");
|
|
else
|
|
m_azElPolarChart->setTitle("");
|
|
ui->chart->setChart(m_azElPolarChart);
|
|
|
|
delete polarSeries;
|
|
delete oldChart;
|
|
}
|
|
|
|
// Find target on the Map
|
|
void StarTrackerGUI::on_viewOnMap_clicked()
|
|
{
|
|
QString target = m_settings.m_target == "Sun" || m_settings.m_target == "Moon" ? m_settings.m_target : "Star";
|
|
FeatureWebAPIUtils::mapFind(target);
|
|
}
|
|
|
|
void StarTrackerGUI::updateChartSubSelect()
|
|
{
|
|
if (ui->chartSelect->currentIndex() == 2)
|
|
{
|
|
ui->chartSubSelect->setItemText(6, QString("%1 MHz %2%3 Equatorial")
|
|
.arg((int)std::round(m_settings.m_frequency/1e6))
|
|
.arg((int)std::round(m_settings.m_beamwidth))
|
|
.arg(QChar(0xb0)));
|
|
ui->chartSubSelect->setItemText(7, QString("%1 MHz %2%3 Galactic")
|
|
.arg((int)std::round(m_settings.m_frequency/1e6))
|
|
.arg((int)std::round(m_settings.m_beamwidth))
|
|
.arg(QChar(0xb0)));
|
|
}
|
|
}
|
|
|
|
void StarTrackerGUI::on_chartSelect_currentIndexChanged(int index)
|
|
{
|
|
bool oldState = ui->chartSubSelect->blockSignals(true);
|
|
ui->chartSubSelect->clear();
|
|
if (index == 0)
|
|
{
|
|
ui->chartSubSelect->addItem("Az/El vs time");
|
|
ui->chartSubSelect->addItem("Polar");
|
|
}
|
|
else if (index == 2)
|
|
{
|
|
ui->chartSubSelect->addItem(QString("150 MHz 5%1 Equatorial").arg(QChar(0xb0)));
|
|
ui->chartSubSelect->addItem(QString("150 MHz 5%1 Galactic").arg(QChar(0xb0)));
|
|
ui->chartSubSelect->addItem("408 MHz 51' Equatorial");
|
|
ui->chartSubSelect->addItem("408 MHz 51' Galactic");
|
|
ui->chartSubSelect->addItem("1420 MHz 35' Equatorial");
|
|
ui->chartSubSelect->addItem("1420 MHz 35' Galactic");
|
|
ui->chartSubSelect->addItem("Custom Equatorial");
|
|
ui->chartSubSelect->addItem("Custom Galactic");
|
|
ui->chartSubSelect->setCurrentIndex(2);
|
|
updateChartSubSelect();
|
|
}
|
|
ui->chartSubSelect->blockSignals(oldState);
|
|
plotChart();
|
|
}
|
|
|
|
void StarTrackerGUI::on_chartSubSelect_currentIndexChanged(int index)
|
|
{
|
|
(void) index;
|
|
plotChart();
|
|
}
|
|
|
|
double StarTrackerGUI::convertSolarFluxUnits(double sfu)
|
|
{
|
|
switch (m_settings.m_solarFluxUnits)
|
|
{
|
|
case StarTrackerSettings::SFU:
|
|
return sfu;
|
|
case StarTrackerSettings::JANSKY:
|
|
return Units::solarFluxUnitsToJansky(sfu);
|
|
case StarTrackerSettings::WATTS_M_HZ:
|
|
return Units::solarFluxUnitsToWattsPerMetrePerHertz(sfu);
|
|
}
|
|
return 0.0;
|
|
}
|
|
|
|
QString StarTrackerGUI::solarFluxUnit()
|
|
{
|
|
switch (m_settings.m_solarFluxUnits)
|
|
{
|
|
case StarTrackerSettings::SFU:
|
|
return "sfu";
|
|
case StarTrackerSettings::JANSKY:
|
|
return "Jy";
|
|
case StarTrackerSettings::WATTS_M_HZ:
|
|
return "Wm^-2Hz^-1";
|
|
}
|
|
return "";
|
|
}
|
|
|
|
void StarTrackerGUI::displaySolarFlux()
|
|
{
|
|
if (((m_settings.m_solarFluxData == StarTrackerSettings::DRAO_2800) && (m_solarFlux == 0.0))
|
|
|| ((m_settings.m_solarFluxData != StarTrackerSettings::DRAO_2800) && !m_solarFluxesValid))
|
|
ui->solarFlux->setText("");
|
|
else
|
|
{
|
|
double solarFlux;
|
|
if (m_settings.m_solarFluxData == StarTrackerSettings::DRAO_2800)
|
|
{
|
|
solarFlux = m_solarFlux;
|
|
ui->solarFlux->setToolTip(QString("Solar flux density at 2800 MHz"));
|
|
}
|
|
else if (m_settings.m_solarFluxData == StarTrackerSettings::TARGET_FREQ)
|
|
{
|
|
double freqMhz = m_settings.m_frequency/1000000.0;
|
|
const int fluxes = sizeof(m_solarFluxFrequencies)/sizeof(*m_solarFluxFrequencies);
|
|
int i;
|
|
for (i = 0; i < fluxes; i++)
|
|
{
|
|
if (freqMhz < m_solarFluxFrequencies[i])
|
|
break;
|
|
}
|
|
if (i == 0)
|
|
{
|
|
solarFlux = extrapolate(m_solarFluxFrequencies[0], m_solarFluxes[0],
|
|
m_solarFluxFrequencies[1], m_solarFluxes[1],
|
|
freqMhz
|
|
);
|
|
}
|
|
else if (i == fluxes)
|
|
{
|
|
solarFlux = extrapolate(m_solarFluxFrequencies[fluxes-2], m_solarFluxes[fluxes-2],
|
|
m_solarFluxFrequencies[fluxes-1], m_solarFluxes[fluxes-1],
|
|
freqMhz
|
|
);
|
|
}
|
|
else
|
|
{
|
|
solarFlux = interpolate(m_solarFluxFrequencies[i-1], m_solarFluxes[i-1],
|
|
m_solarFluxFrequencies[i], m_solarFluxes[i],
|
|
freqMhz
|
|
);
|
|
}
|
|
ui->solarFlux->setToolTip(QString("Solar flux density interpolated to %1 MHz").arg(freqMhz));
|
|
}
|
|
else
|
|
{
|
|
int idx = m_settings.m_solarFluxData-StarTrackerSettings::L_245;
|
|
solarFlux = m_solarFluxes[idx];
|
|
ui->solarFlux->setToolTip(QString("Solar flux density at %1 MHz").arg(m_solarFluxFrequencies[idx]));
|
|
}
|
|
ui->solarFlux->setText(QString("%1 %2").arg(convertSolarFluxUnits(solarFlux)).arg(solarFluxUnit()));
|
|
ui->solarFlux->setCursorPosition(0);
|
|
}
|
|
}
|
|
|
|
bool StarTrackerGUI::readSolarFlux()
|
|
{
|
|
QFile file(getSolarFluxFilename());
|
|
QDateTime lastModified = file.fileTime(QFileDevice::FileModificationTime);
|
|
if (QDateTime::currentDateTime().secsTo(lastModified) >= -(60*60*24))
|
|
{
|
|
if (file.open(QIODevice::ReadOnly | QIODevice::Text))
|
|
{
|
|
QByteArray bytes = file.readLine();
|
|
QString string(bytes);
|
|
// HHMMSS 245 410 610 1415 2695 4995 8800 15400 Mhz
|
|
// 000000 000019 000027 000037 000056 000073 000116 000202 000514 sfu
|
|
QRegExp re("([0-9]{2})([0-9]{2})([0-9]{2}) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+)");
|
|
if (re.indexIn(string) != -1)
|
|
{
|
|
for (int i = 0; i < 8; i++)
|
|
m_solarFluxes[i] = re.capturedTexts()[i+4].toInt();
|
|
m_solarFluxesValid = true;
|
|
displaySolarFlux();
|
|
plotChart();
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
qDebug() << "StarTrackerGUI::readSolarFlux: Solar flux data is more than 1 day old";
|
|
return false;
|
|
}
|
|
|
|
void StarTrackerGUI::networkManagerFinished(QNetworkReply *reply)
|
|
{
|
|
ui->solarFlux->setText(""); // Don't show obsolete data
|
|
QNetworkReply::NetworkError replyError = reply->error();
|
|
|
|
if (replyError)
|
|
{
|
|
qWarning() << "StarTrackerGUI::networkManagerFinished:"
|
|
<< " error(" << (int) replyError
|
|
<< "): " << replyError
|
|
<< ": " << reply->errorString();
|
|
}
|
|
else
|
|
{
|
|
QString answer = reply->readAll();
|
|
QRegExp re("\\<th\\>Observed Flux Density\\<\\/th\\>\\<td\\>([0-9]+(\\.[0-9]+)?)\\<\\/td\\>");
|
|
if (re.indexIn(answer) != -1)
|
|
{
|
|
m_solarFlux = re.capturedTexts()[1].toDouble();
|
|
displaySolarFlux();
|
|
}
|
|
else
|
|
qDebug() << "StarTrackerGUI::networkManagerFinished - No Solar flux found: " << answer;
|
|
}
|
|
|
|
reply->deleteLater();
|
|
}
|
|
|
|
QString StarTrackerGUI::getSolarFluxFilename()
|
|
{
|
|
return HttpDownloadManager::downloadDir() + "/solar_flux.srd";
|
|
}
|
|
|
|
void StarTrackerGUI::updateSolarFlux(bool all)
|
|
{
|
|
qDebug() << "StarTrackerGUI: Updating Solar flux data";
|
|
if ((m_settings.m_solarFluxData != StarTrackerSettings::DRAO_2800) || all)
|
|
{
|
|
QDate today = QDateTime::currentDateTimeUtc().date();
|
|
QString solarFluxFile = getSolarFluxFilename();
|
|
if (m_dlm.confirmDownload(solarFluxFile, nullptr, 1))
|
|
{
|
|
QString urlString = QString("http://www.sws.bom.gov.au/Category/World Data Centre/Data Display and Download/Solar Radio/station/learmonth/SRD/%1/L%2.SRD")
|
|
.arg(today.year()).arg(today.toString("yyMMdd"));
|
|
m_dlm.download(QUrl(urlString), solarFluxFile, this);
|
|
}
|
|
}
|
|
if ((m_settings.m_solarFluxData == StarTrackerSettings::DRAO_2800) || all)
|
|
{
|
|
m_networkRequest.setUrl(QUrl("https://www.spaceweather.gc.ca/solarflux/sx-4-en.php"));
|
|
m_networkManager->get(m_networkRequest);
|
|
}
|
|
}
|
|
|
|
void StarTrackerGUI::autoUpdateSolarFlux()
|
|
{
|
|
updateSolarFlux(false);
|
|
}
|
|
|
|
void StarTrackerGUI::on_downloadSolarFlux_clicked()
|
|
{
|
|
updateSolarFlux(true);
|
|
}
|
|
|
|
void StarTrackerGUI::downloadFinished(const QString& filename, bool success)
|
|
{
|
|
(void) filename;
|
|
if (success)
|
|
readSolarFlux();
|
|
}
|