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+1,83
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#include <QtGui/QApplication>
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#include <QtGui/QApplication>
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#include <QMainWindow>
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#include <QMainWindow>
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#include <qchartglobal.h>
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#include <qchartglobal.h>
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#include <qchartview.h>
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#include <qchartview.h>
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#include <qlinechartseries.h>
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#include <qlinechartseries.h>
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#include <qscatterseries.h>
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#include <qscatterseries.h>
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#include <qbarseries.h>
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#include <qbarseries.h>
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#include <qbarset.h>
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#include <qbarset.h>
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#include <qbarcategory.h>
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#include <qbarcategory.h>
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#include <qpieseries.h>
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#include <qpieseries.h>
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QTCOMMERCIALCHART_USE_NAMESPACE
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QTCOMMERCIALCHART_USE_NAMESPACE
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int main(int argc, char *argv[])
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int main(int argc, char *argv[])
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{
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{
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QApplication a(argc, argv);
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QApplication a(argc, argv);
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//! [1]
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//! [1]
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// Create chart view
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// Create chart view
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QChartView *chartView = new QChartView();
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QChartView *chartView = new QChartView();
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chartView->setRenderHint(QPainter::Antialiasing);
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chartView->setRenderHint(QPainter::Antialiasing);
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chartView->setChartTitle("Simple Line Chart");
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// Add series to the chart
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// Add series to the chart
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QLineChartSeries *line = new QLineChartSeries();
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QLineChartSeries *line = new QLineChartSeries();
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line->add(0.0, 0.8);
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line->add(0.0, 0.8);
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line->add(1.1, 1.1);
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line->add(1.1, 1.1);
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line->add(2.0, 2.5);
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line->add(2.0, 2.5);
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chartView->addSeries(line);
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chartView->addSeries(line);
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//! [1]
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//! [1]
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chartView->setChartTitle("\'Scietific\' theme");
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//! [2]
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//! [2]
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// Change theme
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// Change theme
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chartView->setChartTheme(QChart::ChartThemeScientific);
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chartView->setChartTheme(QChart::ChartThemeScientific);
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//! [2]
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//! [2]
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chartView->setChartTitle("Simple Pie Chart");
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//! [3]
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//! [3]
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// Add pie series
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// Add pie series
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// ...
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// ...
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QPieSeries *pie = new QPieSeries();
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QPieSeries *pie = new QPieSeries();
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pie->add(3.4, "slice1");
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pie->add(3.4, "slice1");
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pie->add(6.7, "slice2");
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pie->add(6.7, "slice2");
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chartView->addSeries(pie);
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chartView->addSeries(pie);
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//! [3]
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//! [3]
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chartView->setChartTitle("Simple Scatter Chart");
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//! [4]
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//! [4]
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// Add scatter series
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// Add scatter series
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// ...
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// ...
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QScatterSeries *scatter = new QScatterSeries();
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QScatterSeries *scatter = new QScatterSeries();
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for (qreal x(0); x < 100; x += 0.5) {
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for (qreal x(0); x < 100; x += 0.5) {
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qreal y = rand() % 100;
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qreal y = rand() % 100;
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*(scatter) << QPointF(x, y);
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*(scatter) << QPointF(x, y);
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}
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}
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chartView->addSeries(scatter);
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chartView->addSeries(scatter);
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//! [4]
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//! [4]
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chartView->setChartTitle("Simple Bar Chart");
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//! [5]
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//! [5]
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// ...
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// ...
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// Add bar series
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// Add bar series
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QBarCategory *barCategory = new QBarCategory();
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QBarCategory *barCategory = new QBarCategory();
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*barCategory << "Jan"
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*barCategory << "Jan"
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<< "Feb"
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<< "Feb"
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<< "Mar";
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<< "Mar";
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QBarSeries *bar = new QBarSeries(barCategory);
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QBarSeries *bar = new QBarSeries(barCategory);
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QBarSet *barSet = new QBarSet("Sales");
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QBarSet *barSet = new QBarSet("Sales");
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*barSet << 123.2
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*barSet << 123.2
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<< 301.3
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<< 301.3
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<< 285.8;
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<< 285.8;
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bar->addBarSet(barSet);
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bar->addBarSet(barSet);
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chartView->addSeries(bar);
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chartView->addSeries(bar);
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//! [5]
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//! [5]
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QMainWindow w;
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QMainWindow w;
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w.resize(380, 250);
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w.resize(400, 300);
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w.setCentralWidget(chartView);
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w.setCentralWidget(chartView);
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w.setWindowFlags(Qt::FramelessWindowHint);
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w.show();
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w.show();
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return a.exec();
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return a.exec();
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}
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}
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