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#ifndef RADIO_HPP__
#define RADIO_HPP__
#include <QObject>
#include <QLocale>
#include <QList>
class QVariant;
class QString;
//
// Declarations common to radio software.
//
namespace Radio
{
//
// Frequency types
//
using Frequency = quint64;
using Frequencies = QList<Frequency>;
using FrequencyDelta = qint64;
//
// Qt type registration
//
void register_types ();
//
// Frequency type conversion.
//
// QVariant argument is convertible to double and is assumed to
// be scaled by (10 ** -scale).
//
Frequency frequency (QVariant const&, int scale,
bool * ok = nullptr, QLocale const& = QLocale ());
FrequencyDelta frequency_delta (QVariant const&, int scale,
bool * ok = nullptr, QLocale const& = QLocale ());
//
// Frequency type formatting
//
QString frequency_MHz_string (Frequency, QLocale const& = QLocale ());
QString frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
QString pretty_frequency_MHz_string (Frequency, QLocale const& = QLocale ());
QString pretty_frequency_MHz_string (double, int scale, QLocale const& = QLocale ());
QString pretty_frequency_MHz_string (FrequencyDelta, QLocale const& = QLocale ());
//
// Callsigns
//
bool is_callsign (QString const&);
bool is_compound_callsign (QString const&);
QString base_callsign (QString);
QString effective_prefix (QString);
}
Q_DECLARE_METATYPE (Radio::Frequency);
Q_DECLARE_METATYPE (Radio::Frequencies);
Q_DECLARE_METATYPE (Radio::FrequencyDelta);
#endif
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