void Segments::calculateTotalDuration(){
double duration = 0;
Segment * segment;
for (int i = 0;i < segments.size();++i){
segment = segments.at(i).data();
duration+=segment->duration();
}
emit totalDuration(duration);
}
void Segments::save(const QString &fileName){
if (fileName.isEmpty())return;
QFile file(fileName);
if(!file.open(QIODevice::WriteOnly))
return;
QDataStream out(&file);
for (int i=0;i<segments.size();++i){
Segment * segment = segments.at(i).data();
out << (qint32)segment->type()
<< segment->velocity()
<< segment->endTemperature()
<< segment->duration();
}
}