void QxrdImagePlot::setColorMap(int n)
{
switch(n) {
case 0:
setGrayscale();
break;
case 1:
setInverseGrayscale();
break;
case 2:
setEarthTones();
break;
case 3:
setSpectrum();
break;
case 4:
setFire();
break;
case 5:
setIce();
break;
}
}
void FormEfficiencyCalibration::update_spectra() {
QVector<SelectorItem> items;
for (auto &q : spectra_->spectra(1, -1)) {
Qpx::Spectrum::Metadata md;
if (q != nullptr)
md = q->metadata();
if (!md.detectors.empty() && (md.detectors.front().name_ == current_detector_)) {
SelectorItem new_spectrum;
new_spectrum.text = QString::fromStdString(md.name);
new_spectrum.color = QColor::fromRgba(md.appearance);
new_spectrum.visible = md.visible;
items.push_back(new_spectrum);
}
}
ui->spectrumSelector->setItems(items);
setSpectrum(ui->spectrumSelector->selected().text);
}
// fftcalc class is designed to treat with fft calculations
FFTCalc::FFTCalc(QObject *parent)
:QObject(parent){
// fftcalc is done in other thread
// so it cannot overload the main thread
processor.moveToThread(&processorThread);
// qRegisterMetaType is used to register QVector<double> as the typename for QVector<double>
// it is necessary for signal/slots events treatment.
qRegisterMetaType< QVector<double> >("QVector<double>");
// when the spectrum is calculated, setSpectrum function will comunicate
// such spectrum to Qt as an emitted signal
connect(&processor, SIGNAL(calculatedSpectrum(QVector<double>)), SLOT(setSpectrum(QVector<double>)));
// when the processor finishes the calculation, the busy condition is changed.
connect(&processor, SIGNAL(allDone()),SLOT(freeCalc()));
// start the processor thread with low priority
processorThread.start(QThread::LowestPriority);
// initially, the processor is not occupied
isBusy = false;
}
void FormEfficiencyCalibration::spectrumDetails(SelectorItem item)
{
setSpectrum(item.text);
}