jankae/LibreVNA
1
0
Fork 0
mirror of https://github.com/jankae/LibreVNA.git synced 2026-04-06 06:53:37 +00:00
Code Issues Projects Releases Packages Wiki Activity

Option to display only the current span in smithchart

Browse source
This commit is contained in:
Jan Käberich 2020-11-06 13:05:09 +01:00
parent c3bcb70d87
commit 1dab72238b
12 changed files with 194 additions and 60 deletions
Download patch file Download diff file Expand all files Collapse all files

77
Software/PC_Application/Traces/tracesmithchart.cpp
View file

@ -5,18 +5,37 @@
#include "tracemarker.h"
#include <QDebug>
#include "preferences.h"
#include "ui_smithchartdialog.h"
using namespace std;
TraceSmithChart::TraceSmithChart(TraceModel &model, QWidget *parent)
: TracePlot(parent)
: TracePlot(model, parent)
{
chartLinesPen = QPen(palette().windowText(), 0.75);
thinPen = QPen(palette().windowText(), 0.25);
textPen = QPen(palette().windowText(), 0.25);
pointDataPen = QPen(QColor("red"), 4.0, Qt::SolidLine, Qt::RoundCap);
lineDataPen = QPen(QColor("blue"), 1.0);
initializeTraceInfo(model);
limitToSpan = true;
initializeTraceInfo();
}
void TraceSmithChart::axisSetupDialog()
{
auto dialog = new QDialog();
auto ui = new Ui::SmithChartDialog();
ui->setupUi(dialog);
if(limitToSpan) {
ui->displayMode->setCurrentIndex(1);
} else {
ui->displayMode->setCurrentIndex(0);
}
connect(ui->buttonBox, &QDialogButtonBox::accepted, [=](){
limitToSpan = ui->displayMode->currentIndex() == 1;
triggerReplot();
});
dialog->show();
}
QPoint TraceSmithChart::plotToPixel(std::complex<double> S)
@ -43,6 +62,10 @@ void TraceSmithChart::mousePressEvent(QMouseEvent *event)
if(!m->isMovable()) {
continue;
}
if (limitToSpan && (m->getFrequency() < sweep_fmin || m->getFrequency() > sweep_fmax)) {
// marker outside of currently displayed range
continue;
}
auto S = m->getData();
auto markerPoint = plotToPixel(S);
auto yDiff = abs(markerPoint.y() - clickPoint.y());
@ -74,6 +97,10 @@ void TraceSmithChart::mouseMoveEvent(QMouseEvent *event)
unsigned int closestIndex = 0;
for(unsigned int i=0;i<samples;i++) {
auto data = t->sample(i);
if (limitToSpan && (data.frequency < sweep_fmin || data.frequency > sweep_fmax)) {
// destination point outside of currently displayed range
continue;
}
auto distance = norm(data.S - mouseS);
if(distance < closestDistance) {
closestDistance = distance;
@ -136,21 +163,27 @@ void TraceSmithChart::draw(QPainter * painter, double width_factor) {
painter->setPen(QPen(trace->color(), 1.5 * width_factor));
int nPoints = trace->size();
for(int i=1;i<nPoints;i++) {
auto last = trace->sample(i-1).S;
auto now = trace->sample(i).S;
if(isnan(now.real())) {
auto last = trace->sample(i-1);
auto now = trace->sample(i);
if (limitToSpan && (last.frequency < sweep_fmin || now.frequency > sweep_fmax)) {
continue;
}
if(isnan(now.S.real())) {
break;
}
// scale to size of smith diagram
last *= smithCoordMax;
now *= smithCoordMax;
last.S *= smithCoordMax;
now.S *= smithCoordMax;
// draw line
painter->drawLine(std::real(last), -std::imag(last), std::real(now), -std::imag(now));
painter->drawLine(std::real(last.S), -std::imag(last.S), std::real(now.S), -std::imag(now.S));
}
if(trace->size() > 0) {
// only draw markers if the trace has at least one point
auto markers = t.first->getMarkers();
for(auto m : markers) {
if (limitToSpan && (m->getFrequency() < sweep_fmin || m->getFrequency() > sweep_fmax)) {
continue;
}
auto coords = m->getData();
coords *= smithCoordMax;
auto symbol = m->getSymbol();
@ -187,6 +220,34 @@ void TraceSmithChart::paintEvent(QPaintEvent * /* the event */)
draw(&painter, 2*smithCoordMax/side);
}
void TraceSmithChart::updateContextMenu()
{
contextmenu->clear();
contextmenu->clear();
auto setup = new QAction("Setup...", contextmenu);
connect(setup, &QAction::triggered, this, &TraceSmithChart::axisSetupDialog);
contextmenu->addAction(setup);
contextmenu->addSection("Traces");
// Populate context menu
for(auto t : traces) {
auto action = new QAction(t.first->name(), contextmenu);
action->setCheckable(true);
if(t.second) {
action->setChecked(true);
}
connect(action, &QAction::toggled, [=](bool active) {
enableTrace(t.first, active);
});
contextmenu->addAction(action);
}
contextmenu->addSeparator();
auto close = new QAction("Close", contextmenu);
contextmenu->addAction(close);
connect(close, &QAction::triggered, [=]() {
markedForDeletion = true;
});
}
bool TraceSmithChart::supported(Trace *t)
{
if(t->isReflection()) {