74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
// SPDX-FileCopyrightText: 2025 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
|
|
// SPDX-License-Identifier: GPL-3.0-only
|
|
|
|
#include "JFJochSimpleChartView.h"
|
|
|
|
#include <QMenu>
|
|
#include <QClipboard>
|
|
#include <QApplication>
|
|
#include <QCategoryAxis>
|
|
|
|
JFJochSimpleChartView::JFJochSimpleChartView(QWidget *parent)
|
|
: QChartView(new QChart(), parent) {
|
|
chart()->legend()->hide();
|
|
setFixedHeight(300);
|
|
setRenderHint(QPainter::Antialiasing);
|
|
//setRubberBand(QChartView::RubberBand::HorizontalRubberBand);
|
|
}
|
|
|
|
void JFJochSimpleChartView::UpdateData(const std::vector<float> &in_x, const std::vector<float> &in_y,
|
|
QString legend_x, QString legend_y) {
|
|
x = in_x;
|
|
y = in_y;
|
|
chart()->removeAllSeries();
|
|
// Remove all axes to avoid duplicates
|
|
for (auto ax: chart()->axes()) chart()->removeAxis(ax);
|
|
|
|
if (x.empty() || x.size() != y.size()) return;
|
|
|
|
auto *series = new QLineSeries(this);
|
|
for (size_t i = 0; i < x.size(); ++i) series->append(x[i], y[i]);
|
|
chart()->addSeries(series);
|
|
|
|
auto *axY = new QValueAxis();
|
|
axY->setTitleText(legend_y);
|
|
chart()->addAxis(axY, Qt::AlignLeft);
|
|
series->attachAxis(axY);
|
|
|
|
// Build X range
|
|
auto [minXIt, maxXIt] = std::minmax_element(x.begin(), x.end());
|
|
const double xmin = *minXIt, xmax = *maxXIt;
|
|
|
|
// Normal value axis at bottom
|
|
auto *axX = new QValueAxis();
|
|
axX->setRange(xmin, xmax);
|
|
axX->setTitleText(legend_x);
|
|
chart()->addAxis(axX, Qt::AlignBottom);
|
|
series->attachAxis(axX);
|
|
|
|
}
|
|
|
|
void JFJochSimpleChartView::ClearData() {
|
|
chart()->removeAllSeries();
|
|
}
|
|
|
|
void JFJochSimpleChartView::contextMenuEvent(QContextMenuEvent *event) {
|
|
QMenu menu(this);
|
|
QAction *copyXY = menu.addAction("Copy (x y) points");
|
|
copyXY->setEnabled(!x.empty() && x.size() == y.size());
|
|
|
|
QAction *chosen = menu.exec(event->globalPos());
|
|
if (chosen == copyXY) {
|
|
QString out;
|
|
out.reserve(static_cast<int>(x.size() * 16)); // rough prealloc
|
|
for (size_t i = 0; i < x.size() && i < y.size(); ++i) {
|
|
out.append(QString::number(x[i], 'g', 10));
|
|
out.append(' ');
|
|
out.append(QString::number(y[i], 'g', 10));
|
|
if (i + 1 < x.size()) out.append('\n');
|
|
}
|
|
QClipboard *cb = QApplication::clipboard();
|
|
cb->setText(out);
|
|
}
|
|
}
|