86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
/* ----------------------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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https://www.lammps.org/, Sandia National Laboratories
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LAMMPS development team: developers@lammps.org
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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#include "chartviewer.h"
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#include <QLineSeries>
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#include <QSettings>
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using namespace QtCharts;
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ChartViewer::ChartViewer(QWidget *parent) :
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QChartView(parent), last_step(-1), chart(new QChart), series(new QLineSeries),
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xaxis(new QValueAxis), yaxis(new QValueAxis)
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{
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chart->legend()->hide();
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chart->addAxis(xaxis,Qt::AlignBottom);
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chart->addAxis(yaxis,Qt::AlignLeft);
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chart->addSeries(series);
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series->attachAxis(xaxis);
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series->attachAxis(yaxis);
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xaxis->setTitleText("Time step");
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xaxis->setTickCount(5);
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yaxis->setTickCount(5);
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xaxis->setMinorTickCount(5);
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yaxis->setMinorTickCount(5);
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setRenderHint(QPainter::Antialiasing);
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setChart(chart);
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setRubberBand(QChartView::RectangleRubberBand);
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QSettings settings;
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resize(settings.value("chartx", 500).toInt(), settings.value("charty", 320).toInt());
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}
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void ChartViewer::add_column(const QString &title)
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{
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yaxis->setTitleText(title);
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series->setName(title);
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}
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void ChartViewer::add_data(int step, int column, double data)
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{
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if (last_step < step) {
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last_step = step;
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series->append(step, data);
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auto points = series->pointsVector();
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qreal xmin = 1.0e100;
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qreal xmax = -1.0e100;
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qreal ymin = 1.0e100;
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qreal ymax = -1.0e100;
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for (auto &p : points) {
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xmin = qMin(xmin, p.x());
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xmax = qMax(xmax, p.x());
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ymin = qMin(ymin, p.y());
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ymax = qMax(ymax, p.y());
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}
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xaxis->setRange(xmin, xmax);
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yaxis->setRange(ymin, ymax);
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}
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}
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void ChartViewer::closeEvent(QCloseEvent *event)
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{
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QSettings settings;
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if (!isMaximized()) {
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settings.setValue("chartx", width());
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settings.setValue("charty", height());
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}
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QChartView::closeEvent(event);
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}
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// Local Variables:
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// c-basic-offset: 4
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// End:
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