void MainWindow::onChartChanged(FilterResult* data)
{
QwtPlotSpectrogram* curve = dynamic_cast<QwtPlotSpectrogram*>(qwtPlot->itemList()[0]);
if(curve == nullptr)
return;
DataHelper* curveData = static_cast<DataHelper*>(curve->data());
curveData->setData(data);
qwtPlot->replot();
}
QwtPlotSpectrogram * PlotViewWidget::addSpectrogramData(SpectrogramData *spectrogramData)
{
QwtPlotSpectrogram *spectrogram = new QwtPlotSpectrogram();
spectrogram->setRenderThreadCount( 0 ); // use system specific thread count
QwtLinearColorMap * colorMap = new QwtLinearColorMap(Qt::white, Qt::black);
spectrogram->setColorMap(colorMap);
spectrogram->setCachePolicy( QwtPlotRasterItem::PaintCache );
spectrogram->setData( spectrogramData );
QRectF r = spectrogramData->boundingRect();
setAxisScale( QwtPlot::yLeft , 0, 5000, 1000);
setAxisScale( QwtPlot::yRight , 0, 5000, 1000);
setAxisScale( QwtPlot::xBottom , r.left(), r.right(), 0.1);
spectrogram->setDisplayMode( QwtPlotSpectrogram::ImageMode, true );
spectrogram->setAlpha(100);
maSpectrogramData << spectrogramData;
maSpectrograms << spectrogram;
spectrogram->attach( this );
repaint();
return spectrogram;
}
void MainWindow::listenChanged(bool value)
{
ui->actionStart->setEnabled(!value);
ui->actionStop->setEnabled(value);
ui->actionChange->setEnabled(!value);
if(!value)
return;
QwtPlotSpectrogram* curve = dynamic_cast<QwtPlotSpectrogram*>(qwtPlot->itemList()[0]);
if(curve == nullptr)
return;
DataHelper* curveData = static_cast<DataHelper*>(curve->data());
curveData->clear();
}
/**
* @brief SpectrogramScopeConfig::loadConfiguration loads the plot configuration into the scope gadget widget
* @param scopeGadgetWidget
*/
void SpectrogramScopeConfig::loadConfiguration(ScopeGadgetWidget *scopeGadgetWidget)
{
preparePlot(scopeGadgetWidget);
scopeGadgetWidget->setScope(this);
scopeGadgetWidget->startTimer(m_refreshInterval);
//There should be only one spectrogram per plot //TODO: Upgrade this to handle multiple spectrograms on a single axis
if ( m_spectrogramSourceConfigs.length() != 1)
return;
Plot3dCurveConfiguration* spectrogramSourceConfigs = m_spectrogramSourceConfigs.front();
QString uavObjectName = spectrogramSourceConfigs->uavObjectName;
QString uavFieldName = spectrogramSourceConfigs->uavFieldName;
// Get and store the units
units = getUavObjectFieldUnits(uavObjectName, uavFieldName);
SpectrogramData* spectrogramData = new SpectrogramData(uavObjectName, uavFieldName, samplingFrequency, windowWidth, timeHorizon);
spectrogramData->setXMinimum(0);
spectrogramData->setXMaximum(samplingFrequency/2);
spectrogramData->setYMinimum(0);
spectrogramData->setYMaximum(timeHorizon);
spectrogramData->setZMaximum(zMaximum);
spectrogramData->setScalePower(spectrogramSourceConfigs->yScalePower);
spectrogramData->setMeanSamples(spectrogramSourceConfigs->yMeanSamples);
spectrogramData->setMathFunction(spectrogramSourceConfigs->mathFunction);
//Generate the waterfall name
QString waterfallName = (spectrogramData->getUavoName()) + "." + (spectrogramData->getUavoFieldName());
if(spectrogramData->getHaveSubFieldFlag())
waterfallName = waterfallName.append("." + spectrogramData->getUavoSubFieldName());
//Get the uav object
ExtensionSystem::PluginManager *pm = ExtensionSystem::PluginManager::instance();
UAVObjectManager *objManager = pm->getObject<UAVObjectManager>();
UAVDataObject* obj = dynamic_cast<UAVDataObject*>(objManager->getObject((spectrogramData->getUavoName())));
if(!obj) {
qDebug() << "Object " << spectrogramData->getUavoName() << " is missing";
return;
}
//Get the units
QString units = getUavObjectFieldUnits(spectrogramData->getUavoName(), spectrogramData->getUavoFieldName());
//Generate name with scaling factor appeneded
QString waterfallNameScaled;
if(spectrogramSourceConfigs->yScalePower == 0)
waterfallNameScaled = waterfallName + "(" + units + ")";
else
waterfallNameScaled = waterfallName + "(x10^" + QString::number(spectrogramSourceConfigs->yScalePower) + " " + units + ")";
//Create the waterfall plot
QwtPlotSpectrogram* plotSpectrogram = new QwtPlotSpectrogram(waterfallNameScaled);
plotSpectrogram->setRenderThreadCount( 0 ); // use system specific thread count
plotSpectrogram->setRenderHint(QwtPlotItem::RenderAntialiased);
plotSpectrogram->setColorMap(new ColorMap(colorMapType) );
// Initial raster data
QDateTime NOW = QDateTime::currentDateTime(); //TODO: Upgrade this to show UAVO time and not system time
for ( uint i = 0; i < timeHorizon; i++ ){
spectrogramData->timeDataHistory->append(NOW.toTime_t() + NOW.time().msec() / 1000.0 + i);
}
if (((double) windowWidth) * timeHorizon < (double) 10000000.0 * sizeof(spectrogramData->zDataHistory->front())){ //Don't exceed 10MB for memory
for ( uint i = 0; i < windowWidth*timeHorizon; i++ ){
spectrogramData->zDataHistory->append(0);
}
}
else{
qDebug() << "For some reason, we're trying to allocate a gigantic spectrogram. This probably represents a problem in the configuration file. TimeHorizion: "<< timeHorizon << ", windowWidth: "<< windowWidth;
Q_ASSERT(0);
return;
}
//Set up colorbar on right axis
spectrogramData->rightAxis = scopeGadgetWidget->axisWidget( QwtPlot::yRight );
spectrogramData->rightAxis->setTitle( "Intensity" );
spectrogramData->rightAxis->setColorBarEnabled( true );
spectrogramData->rightAxis->setColorMap( QwtInterval(0, zMaximum), new ColorMap(colorMapType));
scopeGadgetWidget->setAxisScale( QwtPlot::yRight, 0, zMaximum);
scopeGadgetWidget->enableAxis( QwtPlot::yRight );
plotSpectrogram->setData(spectrogramData->getRasterData());
plotSpectrogram->attach(scopeGadgetWidget);
spectrogramData->setSpectrogram(plotSpectrogram);
//Keep the curve details for later
scopeGadgetWidget->insertDataSources(waterfallNameScaled, spectrogramData);
// Connect the UAVO
scopeGadgetWidget->connectUAVO(obj);
mutex.lock();
scopeGadgetWidget->replot();
mutex.unlock();
}
