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99 lines
3.3 KiB
C++
99 lines
3.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2024 Jon Beniston, M7RCE <jon@beniston.com> //
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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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#ifndef INCLUDE_NASAGLOBALIMAGERY_H
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#define INCLUDE_NASAGLOBALIMAGERY_H
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#include <QtCore>
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#include <QTimer>
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#include "export.h"
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class QNetworkAccessManager;
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class QNetworkReply;
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class QNetworkDiskCache;
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// NASA GIBS (Global Imagery Browse Server) API (https://nasa-gibs.github.io/gibs-api-docs/)
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// Gets details of available data sets for use on maps
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// Also supports cached download of .svg legends
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class SDRBASE_API NASAGlobalImagery : public QObject
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{
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Q_OBJECT
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public:
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struct Legend {
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QString m_url; // Typically to .svg file
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int m_width;
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int m_height;
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};
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struct DataSet {
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QString m_identifier;
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QList<Legend> m_legends;
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QString m_tileMatrixSet;
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QString m_format;
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QString m_defaultDateTime;
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QStringList m_dates;
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};
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struct Layer {
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QString m_identifier;
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QString m_title;
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QString m_subtitle;
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QString m_descriptionURL;
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QDateTime m_startDate;
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QDateTime m_endDate;
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bool m_ongoing;
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QString m_layerPeriod;
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QString m_layerGroup;
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};
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struct MetaData {
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QHash<QString, Layer> m_layers;
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};
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NASAGlobalImagery();
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~NASAGlobalImagery();
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void getData();
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void getMetaData();
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void downloadLegend(const Legend& legend);
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void downloadHTML(const QString& url);
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public slots:
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void handleReply(QNetworkReply* reply);
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signals:
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void dataUpdated(const QList<DataSet>& dataSets); // Emitted when paths to new data are available.
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void metaDataUpdated(const MetaData& metaData);
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void legendAvailable(const QString& url, const QByteArray data);
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void htmlAvailable(const QString& url, const QByteArray data);
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private:
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QNetworkAccessManager *m_networkManager;
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QNetworkDiskCache *m_cache;
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void handleXML(const QByteArray& bytes);
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void handleSVG(const QString& url, const QByteArray& bytes);
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void handleJSON(const QByteArray& bytes);
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void handleHTML(const QString& url, const QByteArray& bytes);
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};
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#endif /* INCLUDE_NASAGLOBALIMAGERY_H */
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