bool EllipsoidConnector::createEllipsoidFromCode(const QString& code, IlwisObject *data) {
QString query = QString("Select * from ellipsoid where code = '%1'").arg(code);
QSqlQuery db(kernel()->database());
if (db.exec(query)) {
if ( db.next()) {
Ellipsoid *ellipsoid = static_cast<Ellipsoid *>(data);
ellipsoid->setName(db.record().field("name").value().toString());
ellipsoid->setDescription(db.record().field("description").value().toString());
double ma = db.record().field("majoraxis").value().toDouble();
double rf = db.record().field("invflattening").value().toDouble();
ellipsoid->setEllipsoid(ma,rf);
ellipsoid->setAuthority(db.record().field("authority").value().toString());
ellipsoid->setConnector(this); // we are internal, no connector needed
ellipsoid->setCode(code);
return true;
}
}else
kernel()->issues()->logSql(db.lastError());
return false;
}
IEllipsoid CoordinateSystemConnector::getEllipsoid() {
QString ell = _odf->value("CoordSystem","Ellipsoid");
if ( ell == "?")
return IEllipsoid();
if ( ell == "User Defined") {
double invf = _odf->value("Ellipsoid","1/f").toDouble();
double majoraxis = _odf->value("Ellipsoid","a").toDouble();
Ellipsoid *ellips = new Ellipsoid();
ellips->setEllipsoid(majoraxis,invf);;
ellips->setName("User Defined");
IEllipsoid ellipsoid(ellips);
return ellipsoid;
}
IEllipsoid ellipsoid;
QString code = name2Code(ell, "ellipsoid");
if ( code == sUNDEF)
return IEllipsoid();
QString resource = QString("ilwis://tables/ellipsoid?code=%1").arg(code);
ellipsoid.prepare(resource);
return ellipsoid;
}