AFV initial commit

samples/afvclient/models/atcstationmodel.cpp

@@ -0,0 +1,122 @@
+#include "atcstationmodel.h"
+#include "dto.h"
+#include <QtMath>
+
+AtcStation::AtcStation(const QString &callsign, const TransceiverDto &transceiver) :
+    m_callsign(callsign),
+    m_transceiver(transceiver)
+{ }
+
+double AtcStation::latitude() const
+{
+    return m_transceiver.LatDeg;
+}
+
+double AtcStation::longitude() const
+{
+    return m_transceiver.LonDeg;
+}
+
+quint32 AtcStation::frequency() const
+{
+    return m_transceiver.frequency;
+}
+
+
+QString AtcStation::formattedFrequency() const
+{
+    return QString::number(m_transceiver.frequency / 1000000.0, 'f', 3);
+}
+
+double AtcStation::radioDistanceM() const
+{
+    double sqrtAltM = qSqrt(m_transceiver.HeightMslM);
+    const double radioFactor = 4193.18014745372;
+
+    return radioFactor * sqrtAltM;
+}
+
+QString AtcStation::callsign() const
+{
+    return m_callsign;
+}
+
+AtcStationModel::AtcStationModel(QObject *parent) :
+    QAbstractListModel(parent)
+{
+
+}
+
+AtcStationModel::~AtcStationModel() {}
+
+void AtcStationModel::updateAtcStations(const QVector<AtcStation> &atcStations)
+{
+    // Add stations which didn't exist yet
+    for (const auto &station : atcStations)
+    {
+        if (! m_atcStations.contains(station)) { addStation(station); }
+    }
+
+    // Remove all stations which are no longer there
+    for (int i = m_atcStations.size() - 1; i >= 0; i--)
+    {
+        AtcStation &station = m_atcStations[i];
+        if (! m_atcStations.contains(station))
+        {
+            removeStationAtPosition(i);
+        }
+    }
+}
+
+void AtcStationModel::addStation(const AtcStation &atcStation)
+{
+    beginInsertRows(QModelIndex(), rowCount(), rowCount());
+    m_atcStations << atcStation;
+    endInsertRows();
+}
+
+void AtcStationModel::removeStationAtPosition(int i)
+{
+    beginRemoveRows(QModelIndex(), i, i);
+    m_atcStations.removeAt(i);
+    endRemoveRows();
+}
+
+int AtcStationModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return m_atcStations.count();
+}
+
+QVariant AtcStationModel::data(const QModelIndex &index, int role) const
+{
+    if (index.row() < 0 || index.row() >= m_atcStations.count())
+        return QVariant();
+
+    const AtcStation &atcStation = m_atcStations[index.row()];
+    if (role == CallsignRole)
+        return atcStation.callsign();
+    else if (role == LatitudeRole)
+        return atcStation.latitude();
+    else if (role == LongitudeRole)
+        return atcStation.longitude();
+    else if (role == RadioDistanceRole)
+        return atcStation.radioDistanceM();
+    else if (role == FrequencyRole)
+        return atcStation.formattedFrequency();
+    else if (role == FrequencyKhzRole)
+        return atcStation.frequency() / 1000;
+    return QVariant();
+}
+
+QHash<int, QByteArray> AtcStationModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[CallsignRole] = "callsign";
+    roles[LatitudeRole] = "latitude";
+    roles[LongitudeRole] = "longitude";
+    roles[RadioDistanceRole] = "radioDistanceM";
+    roles[FrequencyRole] = "frequencyAsString";
+    roles[FrequencyKhzRole] = "frequencyKhz";
+    return roles;
+}