mirror of
https://github.com/tumic0/GPXSee.git
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122 lines
3.0 KiB
C++
122 lines
3.0 KiB
C++
#include "slfparser.h"
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void SLFParser::warning(const char *text) const
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{
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const QFile *file = static_cast<QFile *>(_reader.device());
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qWarning("%s:%lld: %s", qPrintable(file->fileName()),
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_reader.lineNumber(), text);
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}
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bool SLFParser::data(const QXmlStreamAttributes &attr, const char *name,
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qreal &val)
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{
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bool res = false;
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if (!attr.hasAttribute(name))
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return false;
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#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
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val = attr.value(name).toString().toDouble(&res);
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#else // QT_VERSION < 5
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val = attr.value(name).toDouble(&res);
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#endif // QT_VERSION < 5
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if (!res)
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_reader.raiseError("Invalid " + QString(name));
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return res;
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}
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void SLFParser::entries(const QDateTime &date, TrackData &track)
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{
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while (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("Entry")) {
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qreal val, lat, lon;
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QXmlStreamAttributes attr(_reader.attributes());
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if (!data(attr, "longitude", lon) || !data(attr, "latitude", lat)
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|| (lon == 0.0 && lat == 0.0)) {
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if (!_reader.error())
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warning("Missing coordinates");
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_reader.skipCurrentElement();
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continue;
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}
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Trackpoint t(Coordinates(lon, lat));
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if (!t.coordinates().isValid()) {
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_reader.raiseError("Invalid coordinates");
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return;
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}
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if (data(attr, "altitude", val))
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t.setElevation(val / 1000);
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if (data(attr, "cadence", val))
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t.setCadence(val);
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if (data(attr, "heartrate", val))
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t.setHeartRate(val);
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if (data(attr, "power", val))
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t.setPower(val);
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if (data(attr, "speed", val))
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t.setSpeed(val);
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if (data(attr, "trainingTimeAbsolute", val))
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t.setTimestamp(date.addMSecs(val * 10));
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track.append(t);
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}
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_reader.skipCurrentElement();
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}
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}
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void SLFParser::generalInformation(QDateTime &date, TrackData &track)
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{
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while (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("name"))
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track.setName(_reader.readElementText());
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else if (_reader.name() == QLatin1String("description"))
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track.setDescription(_reader.readElementText());
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else if (_reader.name() == QLatin1String("startDate")) {
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QString ds(_reader.readElementText());
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QLocale locale(QLocale::English);
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date = locale.toDateTime(ds.mid(0, ds.indexOf("GMT"))
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+ ds.right(4), "ddd MMM d HH:mm:ss yyyy");
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} else
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_reader.skipCurrentElement();
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}
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}
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void SLFParser::activity(TrackData &track)
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{
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QDateTime date;
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while (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("Entries"))
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entries(date, track);
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else if (_reader.name() == QLatin1String("GeneralInformation"))
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generalInformation(date, track);
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else
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_reader.skipCurrentElement();
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}
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}
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bool SLFParser::parse(QFile *file, QList<TrackData> &tracks,
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QList<RouteData> &routes, QList<Area> &polygons,
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QVector<Waypoint> &waypoints)
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{
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Q_UNUSED(waypoints);
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Q_UNUSED(routes);
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Q_UNUSED(polygons);
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_reader.clear();
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_reader.setDevice(file);
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if (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("Activity")) {
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tracks.append(TrackData());
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activity(tracks.last());
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} else
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_reader.raiseError("Not a SLF file");
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}
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return !_reader.error();
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}
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