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add optional title to graphs

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This commit is contained in:
Jan Käberich 2025-05-18 13:35:36 +02:00
parent c808c6d4e4
commit 8a56b36166
8 changed files with 75 additions and 16 deletions
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37
Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp
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@ -17,6 +17,7 @@
#include <QMimeData>
#include <QDebug>
#include <QApplication>
#include <QInputDialog>
std::set<TracePlot*> TracePlot::plots;
@ -233,13 +234,24 @@ void TracePlot::paintEvent(QPaintEvent *event)
p.setBackground(QBrush(pref.Graphs.Color.background));
p.fillRect(0, 0, width(), height(), QBrush(pref.Graphs.Color.background));
marginTop = 0;
// draw title
if(!title.isEmpty()) {
QFont font = p.font();
font.setPixelSize(pref.Graphs.fontSizeTitle);
p.setFont(font);
p.setPen(Util::getFontColorFromBackground(pref.Graphs.Color.background));
p.drawText(QRect(0, 0, width(), pref.Graphs.fontSizeTitle), Qt::AlignCenter, title);
marginTop += pref.Graphs.fontSizeTitle;
}
// show names of active traces and marker data (if enabled)
bool hasMarkerData = false;
auto marginMarkerData = pref.Graphs.fontSizeMarkerData * 12.5;
marginTop = pref.Graphs.fontSizeTraceNames + 8;
auto traceNameTop = marginTop + 5;
marginTop += pref.Graphs.fontSizeTraceNames + 8;
int x = 1; // xcoordinate for the next trace name
int y = marginTop; // ycoordinate for the next marker data
auto areaTextTop = 5;
auto labelMarginRight = 4;
auto borderRadius = 5;
for(auto t : traces) {
@ -248,7 +260,7 @@ void TracePlot::paintEvent(QPaintEvent *event)
}
// Trace name
auto textArea = QRect(x, areaTextTop, width() - x, marginTop);
auto textArea = QRect(x, traceNameTop, width() - x, pref.Graphs.fontSizeTraceNames + 8);
QFont font = p.font();
font.setPixelSize(pref.Graphs.fontSizeTraceNames);
p.setFont(font);
@ -384,6 +396,13 @@ void TracePlot::paintEvent(QPaintEvent *event)
void TracePlot::finishContextMenu()
{
contextmenu->addSeparator();
auto setTitle = new QAction("Set Title", contextmenu);
contextmenu->addAction(setTitle);
connect(setTitle, &QAction::triggered, [=](){
title = QInputDialog::getText(contextmenu, "Set new graph title", "Enter new title:", QLineEdit::Normal, title);
});
contextmenu->addSeparator();
if(parentTile) {
auto add = new QMenu("Add tile...", contextmenu);
auto left = new QAction("to the left", contextmenu);
@ -723,6 +742,18 @@ QRect TracePlot::getDropRect()
return QRect(QPoint(w*dropBorders, h*dropBorders), QSize(w*(1.0-2*dropBorders), h*(1.0-2*dropBorders)));
}
nlohmann::json TracePlot::getBaseJSON()
{
nlohmann::json j;
j["title"] = title.toStdString();
return j;
}
void TracePlot::parseBaseJSON(nlohmann::json j)
{
title = QString::fromStdString(j.value("title", ""));
}
std::set<TracePlot *> TracePlot::getPlots()
{
return plots;