VAC.h

/***************************************************************************
 *   Copyright (C) 2023-2025 by Stefan Kebekus                             *
 *   stefan.kebekus@gmail.com                                              *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 3 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
 
#pragma once
 
#include <QGeoCoordinate>
#include <QGeoRectangle>
#include <QQmlEngine>
 
using namespace Qt::Literals::StringLiterals;
 
 
namespace GeoMaps
{

class VAC
{
    Q_GADGET
    QML_VALUE_TYPE(vac)
 
    friend QDataStream& operator<<(QDataStream& stream, const GeoMaps::VAC& vac);
    friend QDataStream& operator>>(QDataStream& stream, GeoMaps::VAC& vac);
 
public:
    VAC() = default;

    VAC(const QString& fName, const QString& unmingledFName);
 
    //
    // Properties
    //

    Q_PROPERTY(QGeoCoordinate bottomLeft MEMBER bottomLeft)

    Q_PROPERTY(QGeoCoordinate bottomRight MEMBER bottomRight)

    Q_PROPERTY(QGeoRectangle boundingBox READ boundingBox)

    Q_PROPERTY(QGeoCoordinate center READ center)

    Q_PROPERTY(QString description READ description)

    Q_PROPERTY(QString infoText READ infoText)

    Q_PROPERTY(bool isValid READ isValid)

    Q_PROPERTY(QString name MEMBER name)

    Q_PROPERTY(QGeoCoordinate topLeft MEMBER topLeft)

    Q_PROPERTY(QGeoCoordinate topRight MEMBER topRight)

    Q_PROPERTY(QString fileName MEMBER fileName)
 
 
    //
    // Getter Methods
    //

    [[nodiscard]] QGeoRectangle boundingBox() const {return QGeoRectangle({topLeft, topRight, bottomLeft, bottomRight});}

    [[nodiscard]] QGeoCoordinate center() const;

    [[nodiscard]] QString description() const;

    [[nodiscard]] QString infoText() const;

    [[nodiscard]] bool isValid() const;
 
 
 
    //
    // Methods
    //

    [[nodiscard]] bool operator==(const VAC& other) const = default;

    [[nodiscard]] static QStringList mimeTypes()
    {
        return {u"image/jpg"_s,
                u"image/jpeg"_s,
                u"image/png"_s,
                u"image/tif"_s,
                u"image/tiff"_s,
                u"image/webp"_s};
    }
 
 
 
    //
    // Member variable
    //

    QGeoCoordinate bottomLeft;

    QGeoCoordinate bottomRight;

    QString fileName;

    QString name;

    QGeoCoordinate topLeft;

    QGeoCoordinate topRight;
 
private:
    // Obtain values for topLeft etc by looking at the file name
    void getCoordsFromUnmingledFileName(const QString& unmingledFilename);
 
    // Obtain value name by looking at the file name
    void getNameFromUnmingledFileName(const QString& unmingledFilename);
 
    // Check if all geo coordinates are valid
    [[nodiscard]] bool hasValidCoordinates() const;
};

QDataStream& operator<<(QDataStream& stream, const GeoMaps::VAC& vac);

QDataStream& operator>>(QDataStream& stream, GeoMaps::VAC& vac);
 
} // namespace GeoMaps