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Add markers by right-clicking a graph

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This commit is contained in:
Jan Käberich 2021-05-14 20:34:23 +02:00
parent 93f5eba6a8
commit ba3527d7b6
16 changed files with 253 additions and 91 deletions
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53
Software/PC_Application/Traces/tracexyplot.cpp
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@ -229,6 +229,38 @@ void TraceXYPlot::updateContextMenu()
auto setup = new QAction("Axis setup...", contextmenu);
connect(setup, &QAction::triggered, this, &TraceXYPlot::axisSetupDialog);
contextmenu->addAction(setup);
contextmenu->addSeparator();
auto image = new QAction("Save image...", contextmenu);
contextmenu->addAction(image);
connect(image, &QAction::triggered, [=]() {
auto filename = QFileDialog::getSaveFileName(nullptr, "Save plot image", "", "PNG image files (*.png)", nullptr, QFileDialog::DontUseNativeDialog);
if(filename.isEmpty()) {
// aborted selection
return;
}
if(filename.endsWith(".png")) {
filename.chop(4);
}
filename += ".png";
grab().save(filename);
});
auto createMarker = contextmenu->addAction("Add marker here");
bool activeTraces = false;
for(auto t : traces) {
if(t.second) {
activeTraces = true;
break;
}
}
if(!activeTraces) {
createMarker->setEnabled(false);
}
connect(createMarker, &QAction::triggered, [=](){
createMarkerAtPosition(contextmenuClickpoint);
});
for(int axis = 0;axis < 2;axis++) {
if(YAxis[axis].type == YAxisType::Disabled) {
continue;
@ -255,21 +287,7 @@ void TraceXYPlot::updateContextMenu()
contextmenu->addAction(action);
}
}
contextmenu->addSeparator();
auto image = new QAction("Save image...", contextmenu);
contextmenu->addAction(image);
connect(image, &QAction::triggered, [=]() {
auto filename = QFileDialog::getSaveFileName(nullptr, "Save plot image", "", "PNG image files (*.png)", nullptr, QFileDialog::DontUseNativeDialog);
if(filename.isEmpty()) {
// aborted selection
return;
}
if(filename.endsWith(".png")) {
filename.chop(4);
}
filename += ".png";
grab().save(filename);
});
contextmenu->addSeparator();
auto close = new QAction("Close", contextmenu);
contextmenu->addAction(close);
@ -902,7 +920,7 @@ QPoint TraceXYPlot::markerToPixel(TraceMarker *m)
return plotValueToPixel(plotPoint, 0);
}
double TraceXYPlot::nearestTracePoint(Trace *t, QPoint pixel)
double TraceXYPlot::nearestTracePoint(Trace *t, QPoint pixel, double *distance)
{
if(!tracesAxis[0].count(t)) {
// trace not enabled
@ -927,6 +945,9 @@ double TraceXYPlot::nearestTracePoint(Trace *t, QPoint pixel)
if(XAxis.type == XAxisType::Distance) {
closestXpos = t->distanceToTime(closestXpos);
}
if(distance) {
*distance = closestDistance;
}
return closestXpos;
}