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#include <QtGui/QApplication>
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#include <QMainWindow>
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#include <qchartglobal.h>
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#include <qchartview.h>
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#include <qscatterseries.h>
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QTCOMMERCIALCHART_USE_NAMESPACE
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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//! [1]
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// Create chart view
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QChartView *chartView = new QChartView();
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chartView->setChartTheme(QChart::ChartThemeIcy);
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// Add scatter series with simple test data
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QScatterSeries *scatter = new QScatterSeries();
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*scatter << QPointF(0.5, 5.0)
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<< QPointF(1.0, 4.5)
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<< QPointF(1.0, 5.5)
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<< QPointF(1.5, 5.0)
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<< QPointF(2.0, 4.5)
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<< QPointF(2.5, 5.0);
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// Chart takes ownership
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chartView->addSeries(scatter);
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//! [1]
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// Add some more data
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//! [2]
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scatter->addData(QPointF(2.0, 5.5));
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//! [2]
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// And more
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//! [3]
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*scatter << QPointF(2.0, 5.5);
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//! [3]
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// Add another scatter series (re-use the previous pointer)
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// - more data with random component
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scatter = new QScatterSeries();
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for (qreal i(0.0); i < 20; i += 0.15) {
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(*scatter) << QPointF(i + (qreal)(rand() % 100) / 100.0,
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i + (qreal)(rand() % 100) / 100.0);
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}
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//! [4]
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QBrush brush(QColor(255, 0, 0, 100), Qt::SolidPattern);
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scatter->setMarkerBrush(brush);
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//! [4]
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//! [5]
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QPen pen(QColor(0, 255, 0, 80), 3);
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scatter->setMarkerPen(pen);
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//! [5]
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//! [6]
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scatter->setMarkerShape(QScatterSeries::MarkerShapeRectangle);
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//! [6]
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chartView->addSeries(scatter);
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// Use the chart widget as the central widget
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QMainWindow w;
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w.resize(640, 480);
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w.setCentralWidget(chartView);
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w.show();
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return a.exec();
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}
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