main.cpp Example File
boxplotchart/main.cpp
#include <QtWidgets/QApplication>
#include <QtWidgets/QMainWindow>
#include <QtCharts/QChartView>
#include <QtCharts/QBoxPlotSeries>
#include <QtCharts/QBoxSet>
#include <QtCharts/QLegend>
#include <QtCharts/QBarCategoryAxis>
#include <QtCore/QFile>
#include "boxdatareader.h"
QT_CHARTS_USE_NAMESPACE
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QBoxPlotSeries *acmeSeries = new QBoxPlotSeries();
acmeSeries->setName("Acme Ltd");
QBoxPlotSeries *boxWhiskSeries = new QBoxPlotSeries();
boxWhiskSeries->setName("BoxWhisk Inc");
QFile acmeData(":acme");
if (!acmeData.open(QIODevice::ReadOnly | QIODevice::Text))
return 1;
BoxDataReader dataReader(&acmeData);
while (!dataReader.atEnd()) {
QBoxSet *set = dataReader.readBox();
if (set)
acmeSeries->append(set);
}
QFile boxwhiskData(":boxwhisk");
if (!boxwhiskData.open(QIODevice::ReadOnly | QIODevice::Text))
return 1;
dataReader.readFile(&boxwhiskData);
while (!dataReader.atEnd()) {
QBoxSet *set = dataReader.readBox();
if (set)
boxWhiskSeries->append(set);
}
QChart *chart = new QChart();
chart->addSeries(acmeSeries);
chart->addSeries(boxWhiskSeries);
chart->setTitle("Acme Ltd and BoxWhisk Inc share deviation in 2012");
chart->setAnimationOptions(QChart::SeriesAnimations);
chart->createDefaultAxes();
chart->axisY()->setMin(15.0);
chart->axisY()->setMax(34.0);
chart->legend()->setVisible(true);
chart->legend()->setAlignment(Qt::AlignBottom);
QChartView *chartView = new QChartView(chart);
chartView->setRenderHint(QPainter::Antialiasing);
QMainWindow window;
window.setCentralWidget(chartView);
window.resize(800, 600);
window.show();
return a.exec();
}