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time domain markers

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This commit is contained in:
Jan Käberich 2020-11-22 21:25:41 +01:00
parent c22d576984
commit 93bf7255c3
17 changed files with 505 additions and 185 deletions
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29
Software/PC_Application/Traces/traceplot.cpp
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@ -141,10 +141,7 @@ void TracePlot::mousePressEvent(QMouseEvent *event)
if(!m->isMovable()) {
continue;
}
Trace::Data d;
d.S = m->getData();
d.frequency = m->getFrequency();
auto markerPoint = dataToPixel(d);
auto markerPoint = markerToPixel(m);
if(markerPoint.isNull()) {
// invalid, skip
continue;
@ -167,29 +164,9 @@ void TracePlot::mousePressEvent(QMouseEvent *event)
void TracePlot::mouseMoveEvent(QMouseEvent *event)
{
if(selectedMarker) {
auto t = selectedMarker->trace();
auto clickPoint = event->pos() - QPoint(marginLeft, marginTop);
auto samples = t->size();
if(!samples) {
return;
}
double closestDistance = numeric_limits<double>::max();
unsigned int closestIndex = 0;
for(unsigned int i=0;i<samples;i++) {
auto data = t->sample(i);
auto plotPoint = dataToPixel(data);
if (plotPoint.isNull()) {
// destination point outside of currently displayed range
continue;
}
auto diff = plotPoint - clickPoint;
unsigned int distance = diff.x() * diff.x() + diff.y() * diff.y();
if(distance < closestDistance) {
closestDistance = distance;
closestIndex = i;
}
}
selectedMarker->setFrequency(t->sample(closestIndex).frequency);
auto trace = selectedMarker->getTrace();
selectedMarker->setPosition(nearestTracePoint(trace, clickPoint));
}
}