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76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
#include "locparser.h"
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Coordinates LOCParser::coordinates()
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{
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bool res;
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const QXmlStreamAttributes &attr = _reader.attributes();
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qreal lon = attr.value("lon").toDouble(&res);
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if (!res || (lon < -180.0 || lon > 180.0)) {
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_reader.raiseError("Invalid longitude");
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return Coordinates();
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}
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qreal lat = attr.value("lat").toDouble(&res);
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if (!res || (lat < -90.0 || lat > 90.0)) {
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_reader.raiseError("Invalid latitude");
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return Coordinates();
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}
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return Coordinates(lon, lat);
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}
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void LOCParser::waypoint(Waypoint &waypoint)
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{
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while (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("name")) {
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const QXmlStreamAttributes &attr = _reader.attributes();
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waypoint.setName(attr.value("id").toString());
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waypoint.setDescription(_reader.readElementText());
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} else if (_reader.name() == QLatin1String("coord")) {
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waypoint.setCoordinates(coordinates());
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_reader.skipCurrentElement();
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} else if (_reader.name() == QLatin1String("link")) {
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const QXmlStreamAttributes &attr = _reader.attributes();
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QString URL(_reader.readElementText());
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if (!URL.isEmpty())
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waypoint.addLink(Link(URL, attr.value("text").toString()));
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} else
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_reader.skipCurrentElement();
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}
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if (waypoint.coordinates().isNull())
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_reader.raiseError("Missing waypoint coordinates");
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}
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void LOCParser::loc(QVector<Waypoint> &waypoints)
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{
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while (_reader.readNextStartElement()) {
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if (_reader.name() == QLatin1String("waypoint")) {
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waypoints.append(Waypoint());
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waypoint(waypoints.last());
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} else
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_reader.skipCurrentElement();
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}
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}
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bool LOCParser::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(tracks);
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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("loc"))
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loc(waypoints);
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else
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_reader.raiseError("Not a LOC file");
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}
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return !_reader.error();
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}
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