Custom Proxy Example

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 ** This file is part of the Qt Data Visualization module of the Qt Toolkit.
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 #include "rainfallgraph.h"
 #include <QtGui/QGuiApplication>

 using namespace QtDataVisualization;

 int main(int argc, char **argv)
 {
     QGuiApplication app(argc, argv);

     Q3DBars *rainfall = new Q3DBars;

     if (!rainfall->hasContext()) {
         qWarning() << QStringLiteral("Couldn't initialize the OpenGL context.") ;
         return -1;
     }

     rainfall->setFlags(rainfall->flags() ^ Qt::FramelessWindowHint);
     rainfall->resize(1000, 800);
     rainfall->setPosition(QPoint(10, 30));
     rainfall->show();

     RainfallGraph rainfallgraph(rainfall);
     rainfallgraph.start();

     return app.exec();
 }