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

Better way to enable features to user. Do less, but expose signals to user and allow user to descide what to do.

Michal Klocek - - Load All Authors

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             main.cpp
        
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      #include <QApplication>

      #include <QMainWindow>

      #include <qchartview.h>

      #include <qlineseries.h>

      #include <qchart.h>

      #include <cmath>

      QTCOMMERCIALCHART_USE_NAMESPACE

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

      {

          QApplication a(argc, argv);

      //![1]

          QLineSeries* series0 = new QLineSeries();

          QPen blue(Qt::blue);

          blue.setWidth(3);

          series0->setPen(blue);

          QLineSeries* series1 = new QLineSeries();

          QPen red(Qt::red);

          red.setWidth(3);

          series1->setPen(red);

      //![1]

      //![2]

          series0->add(0, 6);

          series0->add(2, 4);

          series0->add(3, 8);

          series0->add(7, 4);

          series0->add(10,5);

          *series1 << QPointF(1, 1) << QPointF(3, 3) << QPointF(7, 6) << QPointF(8, 3) << QPointF(10,2);

      //![2]

      //![3]

          QMainWindow window;

          QChartView* chartView =  new QChartView(&window);

          chartView->setChartTitle("Basic line chart example");

          chartView->setRenderHint(QPainter::Antialiasing);

          chartView->addSeries(series0);

          chartView->addSeries(series1);

      //![3]

      //![4]

          window.setCentralWidget(chartView);

          window.resize(400, 300);

          window.show();

      //![4]

          return a.exec();

      }

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				#include <QApplication>
				#include <QMainWindow>
				#include <qchartview.h>
				#include <qlineseries.h>
				#include <qchart.h>
				#include <cmath>

				QTCOMMERCIALCHART_USE_NAMESPACE

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

				//![1]

				QLineSeries* series0 = new QLineSeries();
				QPen blue(Qt::blue);
				blue.setWidth(3);
				series0->setPen(blue);

				QLineSeries* series1 = new QLineSeries();
				QPen red(Qt::red);
				red.setWidth(3);
				series1->setPen(red);
				//![1]

				//![2]
				series0->add(0, 6);
				series0->add(2, 4);
				series0->add(3, 8);
				series0->add(7, 4);
				series0->add(10,5);

				*series1 << QPointF(1, 1) << QPointF(3, 3) << QPointF(7, 6) << QPointF(8, 3) << QPointF(10,2);
				//![2]
				//![3]
				QMainWindow window;
				QChartView* chartView = new QChartView(&window);

				chartView->setChartTitle("Basic line chart example");
				chartView->setRenderHint(QPainter::Antialiasing);

				chartView->addSeries(series0);
				chartView->addSeries(series1);
				//![3]
				//![4]
				window.setCentralWidget(chartView);
				window.resize(400, 300);
				window.show();
				//![4]

				return a.exec();
				}