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# main.cpp Example File
graphicsview/dragdroprobot/main.cpp

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     #include <QtGui>

     #include "coloritem.h"
     #include "robot.h"

     #include <math.h>

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

         qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));

         QGraphicsScene scene(-200, -200, 400, 400);

         for (int i = 0; i < 10; ++i) {
             ColorItem *item = new ColorItem;
             item->setPos(::sin((i * 6.28) / 10.0) * 150,
                          ::cos((i * 6.28) / 10.0) * 150);

             scene.addItem(item);
         }

         Robot *robot = new Robot;
         robot->scale(1.2, 1.2);
         robot->setPos(0, -20);
         scene.addItem(robot);

         QGraphicsView view(&scene);
         view.setRenderHint(QPainter::Antialiasing);
         view.setBackgroundBrush(QColor(230, 200, 167));
         view.setWindowTitle("Drag and Drop Robot");
         view.show();

         return app.exec();
     }