root/GPXSee
1
0
Fork 0
mirror of https://github.com/tumic0/GPXSee.git synced 2025-01-18 19:52:09 +01:00
Code Issues Projects Releases Activity

Improved error handling

Browse Source
This commit is contained in:
Martin Tůma 2019-03-05 20:44:10 +01:00
parent ce57350a55
commit d307ef4b98
1 changed files with 17 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
src/map/rmap.cpp
View File

@ -26,6 +26,11 @@ public:
CalibrationPoint(PointD xy, PointD pp) : _xy(xy), _pp(pp) {}
CalibrationPoint(PointD xy, Coordinates c) : _xy(xy), _ll(c) {}
bool isValid() const
{
return !(_xy.isNull() || (_pp.isNull() && !_ll.isValid()));
}
ReferencePoint rp(const Projection &projection) const
{
return (_pp.isNull())
@ -94,7 +99,7 @@ static Projection parseProjection(const QString &str, const GCS *gcs)
bool RMap::parseIMP(const QByteArray &data)
{
QStringList lines = QString(data).split("\r\n");
QList<CalibrationPoint> cp;
QList<CalibrationPoint> calibrationPoints;
const GCS *gcs = 0;
QString projection, datum;
QRegExp re("^P[0-9]+=");
@ -108,23 +113,29 @@ bool RMap::parseIMP(const QByteArray &data)
datum = line.split("=").at(1);
else if (line.contains(re)) {
QString point(line.split("=").at(1));
cp.append(parseCalibrationPoint(point));
CalibrationPoint cp(parseCalibrationPoint(point));
if (cp.isValid())
calibrationPoints.append(cp);
else {
_errorString = point + ": invalid calibration point";
return false;
}
}
}
if (!(gcs = GCS::gcs(datum))) {
_errorString = datum + ": invalid datum";
_errorString = datum + ": unknown/invalid datum";
return false;
}
_projection = parseProjection(projection, gcs);
if (!_projection.isValid()) {
_errorString = projection + ": invalid projection";
_errorString = projection + ": unknown/invalid projection";
return false;
}
QList<ReferencePoint> rp;
for (int i = 0; i < cp.size(); i++)
rp.append(cp.at(i).rp(_projection));
for (int i = 0; i < calibrationPoints.size(); i++)
rp.append(calibrationPoints.at(i).rp(_projection));
_transform = Transform(rp);
if (!_transform.isValid()) {