HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · example/scatter/main.cpp

Modifying QScatterSeries API

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             main.cpp
        
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      #include <QtGui/QApplication>

      #include <QMainWindow>

      #include <cmath>

      #include <qchartglobal.h>

      #include <qchartview.h>

      #include <qscatterseries.h>

      QTCOMMERCIALCHART_USE_NAMESPACE

      int main(int argc, char *argv[])

      {

          QApplication a(argc, argv);

          // Create widget and scatter series

          QChartView *chartWidget = new QChartView();

          QScatterSeries *scatter =

                  qobject_cast<QScatterSeries *>(chartWidget->createSeries(QChartSeries::SeriesTypeScatter));

          Q_ASSERT(scatter);

          // Add test data to the series

          for (qreal i(0.0); i < 20; i += 0.5)

              scatter->addData(QPointF(i + ((qreal)(rand() % 100)) / 100,

                                       i + ((qreal)(rand() % 100)) / 100 ));

          // Use the chart widget as the central widget

          QMainWindow w;

          w.resize(640, 480);

          w.setCentralWidget(chartWidget);

          w.show();

          return a.exec();

      }

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				#include <QtGui/QApplication>
				#include <QMainWindow>
				#include <cmath>
				#include <qchartglobal.h>
				#include <qchartview.h>
				#include <qscatterseries.h>

				QTCOMMERCIALCHART_USE_NAMESPACE

				int main(int argc, char *argv[])
				{
				QApplication a(argc, argv);

				// Create widget and scatter series
				QChartView *chartWidget = new QChartView();
				QScatterSeries *scatter =
				qobject_cast<QScatterSeries *>(chartWidget->createSeries(QChartSeries::SeriesTypeScatter));
				Q_ASSERT(scatter);

				// Add test data to the series
				for (qreal i(0.0); i < 20; i += 0.5)
				scatter->addData(QPointF(i + ((qreal)(rand() % 100)) / 100,
				i + ((qreal)(rand() % 100)) / 100 ));

				// Use the chart widget as the central widget
				QMainWindow w;
				w.resize(640, 480);
				w.setCentralWidget(chartWidget);
				w.show();

				return a.exec();
				}