GeoJsonHelper.h

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#pragma once
 
#include <QtCore/QList>
#include <QtCore/QVariantList>
#include <QtPositioning/QGeoCoordinate>
 
#include "ShapeFileHelper.h"
 
class QJsonValue;
 
namespace GeoJsonHelper
{
    ShapeFileHelper::ShapeType determineShapeType(const QString &filePath, QString &errorString);
    bool loadPolygonFromFile(const QString &filePath, QList<QGeoCoordinate> &vertices, QString &errorString);
    bool loadPolylineFromFile(const QString &filePath, QList<QGeoCoordinate> &coords, QString &errorString);
 
    bool loadGeoJsonCoordinate(const QJsonValue &jsonValue, 
                               bool altitudeRequired,       
                               QGeoCoordinate &coordinate,  
                               QString &errorString);       
 
    void saveGeoJsonCoordinate(const QGeoCoordinate &coordinate,    
                               bool writeAltitude,                  
                               QJsonValue &jsonValue);              
 
    bool loadGeoCoordinate(const QJsonValue &jsonValue,
                           bool altitudeRequired,
                           QGeoCoordinate &coordinate,
                           QString &errorString);
 
    void saveGeoCoordinate(const QGeoCoordinate &coordinate,
                           bool writeAltitude,
                           QJsonValue &jsonValue);
 
    bool loadGeoCoordinateArray(const QJsonValue &jsonValue,
                                bool altitudeRequired,
                                QVariantList &rgVarPoints,
                                QString &errorString);
    bool loadGeoCoordinateArray(const QJsonValue &jsonValue,
                                bool altitudeRequired,
                                QList<QGeoCoordinate> &rgPoints,
                                QString &errorString);
 
    void saveGeoCoordinateArray(const QVariantList &rgVarPoints,
                                bool writeAltitude,
                                QJsonValue &jsonValue);
    void saveGeoCoordinateArray(const QList<QGeoCoordinate> &rgPoints,
                                bool writeAltitude,
                                QJsonValue &jsonValue);
};